diff --git a/config/nova-ckeditor.php b/config/nova-ckeditor.php
index 036aef2..05fe011 100644
--- a/config/nova-ckeditor.php
+++ b/config/nova-ckeditor.php
@@ -80,6 +80,7 @@
             'bold',
             'italic',
             'alignment',
+            'elementIdAttributes',
             'horizontalLine',
             'subscript',
             'superscript',
diff --git a/dist/css/field.css b/dist/css/field.css
index af4e5db..7832b84 100644
--- a/dist/css/field.css
+++ b/dist/css/field.css
@@ -1 +1 @@
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\ No newline at end of file
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\ No newline at end of file
diff --git a/dist/js/field.js b/dist/js/field.js
index ab1211d..510a839 100644
--- a/dist/js/field.js
+++ b/dist/js/field.js
@@ -1,2 +1,2 @@
 /*! For license information please see field.js.LICENSE.txt */
-!function(e){const t=e.en=e.en||{};t.dictionary=Object.assign(t.dictionary||{},{"%0 of %1":"%0 of %1","Align center":"Align center","Align left":"Align left","Align right":"Align right",Aquamarine:"Aquamarine",Big:"Big",Black:"Black","Block quote":"Block quote",Blue:"Blue",Bold:"Bold","Break text":"Break text","Bulleted List":"Bulleted List",Cancel:"Cancel","Centered image":"Centered image","Change image text alternative":"Change image text alternative","Choose heading":"Choose heading",Code:"Code",Column:"Column","Decrease indent":"Decrease indent",Default:"Default","Delete column":"Delete column","Delete row":"Delete row","Dim grey":"Dim grey","Document colors":"Document colors",Downloadable:"Downloadable","Dropdown toolbar":"Dropdown toolbar","Edit block":"Edit block","Edit link":"Edit link","Edit source":"Edit source","Editor toolbar":"Editor toolbar","Empty snippet content":"Empty snippet content","Enter image caption":"Enter image caption","Font Background Color":"Font 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table":"Insert table",Italic:"Italic",Justify:"Justify","Left aligned image":"Left aligned image","Light blue":"Light blue","Light green":"Light green","Light grey":"Light grey",Link:"Link","Link URL":"Link URL","Media URL":"Media URL","media widget":"media widget","Merge cell down":"Merge cell down","Merge cell left":"Merge cell left","Merge cell right":"Merge cell right","Merge cell up":"Merge cell up","Merge cells":"Merge cells",Next:"Next","No preview available":"No preview available","Numbered List":"Numbered List","Open in a new tab":"Open in a new tab","Open link in new tab":"Open link in new tab",Orange:"Orange",Paragraph:"Paragraph","Paste raw HTML here...":"Paste raw HTML here...","Paste the media URL in the input.":"Paste the media URL in the input.","Plain text":"Plain text",Previous:"Previous",Purple:"Purple",Red:"Red",Redo:"Redo","Remove color":"Remove color","Rich Text Editor":"Rich Text Editor","Rich Text Editor, %0":"Rich Text Editor, %0","Right aligned image":"Right 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var(--ck-color-button-default-active-shadow)}.ck.ck-button.ck-disabled,a.ck.ck-button.ck-disabled{background:var(--ck-color-button-default-disabled-background)}.ck.ck-button,a.ck.ck-button{border-radius:0}.ck-rounded-corners .ck.ck-button,.ck-rounded-corners a.ck.ck-button,.ck.ck-button.ck-rounded-corners,a.ck.ck-button.ck-rounded-corners{border-radius:var(--ck-border-radius)}.ck.ck-button,a.ck.ck-button{white-space:nowrap;cursor:default;vertical-align:middle;padding:var(--ck-spacing-tiny);text-align:center;min-width:var(--ck-ui-component-min-height);min-height:var(--ck-ui-component-min-height);line-height:1;font-size:inherit;border:1px solid transparent;transition:box-shadow .2s ease-in-out,border .2s ease-in-out;-webkit-appearance:none}.ck.ck-button:active,.ck.ck-button:focus,a.ck.ck-button:active,a.ck.ck-button:focus{outline:none;border:var(--ck-focus-ring);box-shadow:var(--ck-focus-outer-shadow),0 0}.ck.ck-button .ck-button__icon use,.ck.ck-button .ck-button__icon use 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a.ck.ck-button.ck-button_with-text .ck-button__icon{margin-right:calc(var(--ck-spacing-small)*-1);margin-left:var(--ck-spacing-small)}.ck.ck-button.ck-button_with-keystroke .ck-button__label,a.ck.ck-button.ck-button_with-keystroke .ck-button__label{flex-grow:1}.ck.ck-button.ck-on,a.ck.ck-button.ck-on{background:var(--ck-color-button-on-background)}.ck.ck-button.ck-on:not(.ck-disabled):hover,a.ck.ck-button.ck-on:not(.ck-disabled):hover{background:var(--ck-color-button-on-hover-background)}.ck.ck-button.ck-on:not(.ck-disabled):active,a.ck.ck-button.ck-on:not(.ck-disabled):active{background:var(--ck-color-button-on-active-background);box-shadow:inset 0 2px 2px var(--ck-color-button-on-active-shadow)}.ck.ck-button.ck-on.ck-disabled,a.ck.ck-button.ck-on.ck-disabled{background:var(--ck-color-button-on-disabled-background)}.ck.ck-button.ck-button-save,a.ck.ck-button.ck-button-save{color:var(--ck-color-button-save)}.ck.ck-button.ck-button-cancel,a.ck.ck-button.ck-button-cancel{color:var(--ck-color-button-cancel)}.ck.ck-button-action,a.ck.ck-button-action{background:var(--ck-color-button-action-background)}.ck.ck-button-action:not(.ck-disabled):hover,a.ck.ck-button-action:not(.ck-disabled):hover{background:var(--ck-color-button-action-hover-background)}.ck.ck-button-action:not(.ck-disabled):active,a.ck.ck-button-action:not(.ck-disabled):active{background:var(--ck-color-button-action-active-background);box-shadow:inset 0 2px 2px 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.ck.ck-button.ck-switchbutton .ck-button__label{margin-right:calc(var(--ck-spacing-large)*2)}[dir=rtl] .ck.ck-button.ck-switchbutton .ck-button__label{margin-left:calc(var(--ck-spacing-large)*2)}.ck.ck-button.ck-switchbutton .ck-button__toggle{border-radius:0}.ck-rounded-corners .ck.ck-button.ck-switchbutton .ck-button__toggle,.ck.ck-button.ck-switchbutton .ck-button__toggle.ck-rounded-corners{border-radius:var(--ck-border-radius)}[dir=ltr] .ck.ck-button.ck-switchbutton .ck-button__toggle{margin-left:auto}[dir=rtl] .ck.ck-button.ck-switchbutton .ck-button__toggle{margin-right:auto}.ck.ck-button.ck-switchbutton .ck-button__toggle{transition:background .4s ease;width:var(--ck-switch-button-toggle-width);background:var(--ck-color-switch-button-off-background)}.ck.ck-button.ck-switchbutton .ck-button__toggle .ck-button__toggle__inner{border-radius:0}.ck-rounded-corners .ck.ck-button.ck-switchbutton .ck-button__toggle .ck-button__toggle__inner,.ck.ck-button.ck-switchbutton 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ease;border:0}.ck.ck-color-grid__tile.ck-disabled{cursor:unset;transition:unset}.ck.ck-color-grid__tile.ck-color-table__color-tile_bordered{box-shadow:0 0 0 1px var(--ck-color-base-border)}.ck.ck-color-grid__tile .ck.ck-icon{display:none;color:var(--ck-color-color-grid-check-icon)}.ck.ck-color-grid__tile.ck-on{box-shadow:inset 0 0 0 1px var(--ck-color-base-background),0 0 0 2px var(--ck-color-base-text)}.ck.ck-color-grid__tile.ck-on .ck.ck-icon{display:block}.ck.ck-color-grid__tile.ck-on,.ck.ck-color-grid__tile:focus:not(.ck-disabled),.ck.ck-color-grid__tile:hover:not(.ck-disabled){border:0}.ck.ck-color-grid__tile:focus:not(.ck-disabled),.ck.ck-color-grid__tile:hover:not(.ck-disabled){box-shadow:inset 0 0 0 1px var(--ck-color-base-background),0 0 0 2px var(--ck-color-focus-border)}.ck.ck-color-grid__label{padding:0 var(--ck-spacing-standard)}"},function(e,t,n){var i=n(1),o=n(52);"string"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,""]]);var r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports='.ck.ck-splitbutton{font-size:inherit}.ck.ck-splitbutton .ck-splitbutton__action:focus{z-index:calc(var(--ck-z-default) + 1)}.ck.ck-splitbutton.ck-splitbutton_open>.ck-button .ck-tooltip{display:none}:root{--ck-color-split-button-hover-background:#ebebeb;--ck-color-split-button-hover-border:#b3b3b3}[dir=ltr] .ck.ck-splitbutton.ck-splitbutton_open>.ck-splitbutton__action,[dir=ltr] .ck.ck-splitbutton:hover>.ck-splitbutton__action{border-top-right-radius:unset;border-bottom-right-radius:unset}[dir=rtl] .ck.ck-splitbutton.ck-splitbutton_open>.ck-splitbutton__action,[dir=rtl] .ck.ck-splitbutton:hover>.ck-splitbutton__action{border-top-left-radius:unset;border-bottom-left-radius:unset}.ck.ck-splitbutton>.ck-splitbutton__arrow{min-width:unset}[dir=ltr] .ck.ck-splitbutton>.ck-splitbutton__arrow{border-top-left-radius:unset;border-bottom-left-radius:unset}[dir=rtl] 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r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports=":root{--ck-dropdown-max-width:75vw}.ck.ck-dropdown{display:inline-block;position:relative}.ck.ck-dropdown .ck-dropdown__arrow{pointer-events:none;z-index:var(--ck-z-default)}.ck.ck-dropdown .ck-button.ck-dropdown__button{width:100%}.ck.ck-dropdown .ck-button.ck-dropdown__button.ck-on .ck-tooltip{display:none}.ck.ck-dropdown .ck-dropdown__panel{-webkit-backface-visibility:hidden;display:none;z-index:var(--ck-z-modal);max-width:var(--ck-dropdown-max-width);position:absolute}.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel-visible{display:inline-block}.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_n,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_ne,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nme,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nmw,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nw{bottom:100%}.ck.ck-dropdown 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r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports='.ck-image-upload-complete-icon{display:block;position:absolute;top:min(var(--ck-spacing-medium),6%);right:min(var(--ck-spacing-medium),6%);border-radius:50%;z-index:1}.ck-image-upload-complete-icon:after{content:"";position:absolute}:root{--ck-color-image-upload-icon:#fff;--ck-color-image-upload-icon-background:#008a00;--ck-image-upload-icon-size:20;--ck-image-upload-icon-width:2px;--ck-image-upload-icon-is-visible:clamp(0px,100% - 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hi&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?n=co._createAfter(t.textNode):(i=co._createAfter(t.textNode),this.position=i)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?n=co._createBefore(t.textNode):(i=co._createBefore(t.textNode),this.position=i))),{done:!1,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}}class co{constructor(e,t){this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof 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i=ci(t,n);switch(i){case"prefix":return"before";case"extension":return"after";default:return t[i]<n[i]?"before":"after"}}getWalker(e={}){return e.startPosition=this,new ao(e)}clone(){return new co(this.parent,this.offset)}static _createAt(e,t){if(e instanceof co)return new this(e.parent,e.offset);{const n=e;if("end"==t)t=n.is("$text")?n.data.length:n.childCount;else{if("before"==t)return this._createBefore(n);if("after"==t)return this._createAfter(n);if(0!==t&&!t)throw new c.a("view-createpositionat-offset-required",n)}return new co(n,t)}}static _createAfter(e){if(e.is("$textProxy"))return new co(e.textNode,e.offsetInText+e.data.length);if(!e.parent)throw new c.a("view-position-after-root",e,{root:e});return new co(e.parent,e.index+1)}static _createBefore(e){if(e.is("$textProxy"))return new co(e.textNode,e.offsetInText);if(!e.parent)throw new c.a("view-position-before-root",e,{root:e});return new co(e.parent,e.index)}}class lo{constructor(e,t=null){this.start=e.clone(),this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new ao({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(uo,{direction:"backward"}),t=this.end.getLastMatchingPosition(uo);return e.parent.is("$text")&&e.isAtStart&&(e=co._createBefore(e.parent)),t.parent.is("$text")&&t.isAtEnd&&(t=co._createAfter(t.parent)),new lo(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(uo);if(e.isAfter(this.end)||e.isEqual(this.end))return new lo(e,e);let t=this.end.getLastMatchingPosition(uo,{direction:"backward"});const n=e.nodeAfter,i=t.nodeBefore;return n&&n.is("$text")&&(e=new co(n,0)),i&&i.is("$text")&&(t=new co(i,i.data.length)),new lo(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new lo(this.start,e.start)),this.containsPosition(e.end)&&t.push(new lo(e.end,this.end))):t.push(this.clone()),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,n=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(n=e.end),new lo(t,n)}return null}getWalker(e={}){return e.boundaries=this,new ao(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;let e=this.start.nodeAfter,t=this.end.nodeBefore;return this.start.parent.is("$text")&&this.start.isAtEnd&&this.start.parent.nextSibling&&(e=this.start.parent.nextSibling),this.end.parent.is("$text")&&this.end.isAtStart&&this.end.parent.previousSibling&&(t=this.end.parent.previousSibling),e&&e.is("element")&&e===t?e:null}clone(){return new lo(this.start,this.end)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new ao(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new ao(e);yield t.position;for(const e of t)yield e.nextPosition}is(e){return"range"===e||"view:range"===e}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,n,i){return new this(new co(e,t),new co(n,i))}static _createFromPositionAndShift(e,t){const n=e,i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(co._createBefore(e),t)}}function uo(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}function ho(e){let t=0;for(const n of e)t++;return t}class fo{constructor(e=null,t,n){this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",this.setTo(e,t,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let n=!1;for(const i of e._ranges)if(t.isEqual(i)){n=!0;break}if(!n)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=ho(this.getRanges());if(t!=ho(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let n=!1;for(let i of e.getRanges())if(i=i.getTrimmed(),t.start.isEqual(i.start)&&t.end.isEqual(i.end)){n=!0;break}if(!n)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(e,t,n){if(null===e)this._setRanges([]),this._setFakeOptions(t);else if(e instanceof fo||e instanceof po)this._setRanges(e.getRanges(),e.isBackward),this._setFakeOptions({fake:e.isFake,label:e.fakeSelectionLabel});else if(e instanceof lo)this._setRanges([e],t&&t.backward),this._setFakeOptions(t);else if(e instanceof co)this._setRanges([new lo(e)]),this._setFakeOptions(t);else if(e instanceof ui){const i=!!n&&!!n.backward;let o;if(void 0===t)throw new c.a("view-selection-setto-required-second-parameter",this);o="in"==t?lo._createIn(e):"on"==t?lo._createOn(e):new lo(co._createAt(e,t)),this._setRanges([o],i),this._setFakeOptions(n)}else{if(!Zn(e))throw new c.a("view-selection-setto-not-selectable",this);this._setRanges(e,t&&t.backward),this._setFakeOptions(t)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new c.a("view-selection-setfocus-no-ranges",this);const n=co._createAt(e,t);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==n.compareWith(i)?this._addRange(new lo(n,i),!0):this._addRange(new lo(i,n)),this.fire("change")}is(e){return"selection"===e||"view:selection"===e}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof lo))throw new c.a("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new c.a("view-selection-range-intersects",this,{addedRange:e,intersectingRange:t});this._ranges.push(new lo(e.start,e.end))}}Ke(fo,d);class po{constructor(e=null,t,n){this._selection=new fo,this._selection.delegate("change").to(this),this._selection.setTo(e,t,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}is(e){return"selection"===e||"documentSelection"==e||"view:selection"==e||"view:documentSelection"==e}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setFocus(e,t){this._selection.setFocus(e,t)}}Ke(po,d);class go extends o{constructor(e,t,n){super(e,t),this.startRange=n,this._eventPhase="none",this._currentTarget=null}get eventPhase(){return this._eventPhase}get currentTarget(){return this._currentTarget}}const mo=Symbol("bubbling contexts");var bo={fire(e,...t){try{const n=e instanceof o?e:new o(this,e),i=_o(this);if(!i.size)return;if(wo(n,"capturing",this),vo(i,"$capture",n,...t))return n.return;const r=n.startRange||this.selection.getFirstRange(),s=r?r.getContainedElement():null,a=!!s&&Boolean(ko(i,s));let c=s||function(e){if(!e)return null;const t=e.start.parent,n=e.end.parent,i=t.getPath(),o=n.getPath();return i.length>o.length?t:n}(r);if(wo(n,"atTarget",c),!a){if(vo(i,"$text",n,...t))return n.return;wo(n,"bubbling",c)}for(;c;){if(c.is("rootElement")){if(vo(i,"$root",n,...t))return n.return}else if(c.is("element")&&vo(i,c.name,n,...t))return n.return;if(vo(i,c,n,...t))return n.return;c=c.parent,wo(n,"bubbling",c)}return wo(n,"bubbling",this),vo(i,"$document",n,...t),n.return}catch(e){c.a.rethrowUnexpectedError(e,this)}},_addEventListener(e,t,n){const i=ti(n.context||"$document"),o=_o(this);for(const r of i){let i=o.get(r);i||(i=Object.create(d),o.set(r,i)),this.listenTo(i,e,t,n)}},_removeEventListener(e,t){const n=_o(this);for(const i of n.values())this.stopListening(i,e,t)}};function wo(e,t,n){e instanceof go&&(e._eventPhase=t,e._currentTarget=n)}function vo(e,t,n,...i){const o="string"==typeof t?e.get(t):ko(e,t);return!!o&&(o.fire(n,...i),n.stop.called)}function ko(e,t){for(const[n,i]of e)if("function"==typeof 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t?t===this.name&&("attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e):"attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e}isSimilar(e){return null!==this.id||null!==e.id?this.id===e.id:super.isSimilar(e)&&this.priority==e.priority}_clone(e){const t=super._clone(e);return t._priority=this._priority,t._id=this._id,t}}function Ao(){if(Co(this))return null;let e=this.parent;for(;e&&e.is("attributeElement");){if(Co(e)>1)return null;e=e.parent}return!e||Co(e)>1?null:this.childCount}function Co(e){return Array.from(e.getChildren()).filter(e=>!e.is("uiElement")).length}xo.DEFAULT_PRIORITY=10;class Eo extends eo{constructor(e,t,n,i){super(e,t,n,i),this._isAllowedInsideAttributeElement=!0,this.getFillerOffset=To}is(e,t=null){return 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e={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,shift:2228224,alt:4456448,cmd:8912896};for(let t=65;t<=90;t++){const n=String.fromCharCode(t);e[n.toLowerCase()]=t}for(let t=48;t<=57;t++)e[t-48]=t;for(let t=112;t<=123;t++)e["f"+(t-111)]=t;return e}(),Ro=Object.fromEntries(Object.entries(Oo).map(([e,t])=>[t,e.charAt(0).toUpperCase()+e.slice(1)]));function No(e){let t;if("string"==typeof e){if(t=Oo[e.toLowerCase()],!t)throw new c.a("keyboard-unknown-key",null,{key:e})}else t=e.keyCode+(e.altKey?Oo.alt:0)+(e.ctrlKey?Oo.ctrl:0)+(e.shiftKey?Oo.shift:0)+(e.metaKey?Oo.cmd:0);return t}function jo(e){return"string"==typeof e&&(e=function(e){return e.split("+").map(e=>e.trim())}(e)),e.map(e=>"string"==typeof e?function(e){if(e.endsWith("!"))return No(e.slice(0,-1));const t=No(e);return Po.isMac&&t==Oo.ctrl?Oo.cmd:t}(e):e).reduce((e,t)=>t+e,0)}function zo(e){let t=jo(e);return 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Bo(e){e.document.on("arrowKey",(t,n)=>function(e,t,n){if(t.keyCode==Oo.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection(),i=1==e.rangeCount&&e.getRangeAt(0).collapsed;if(i||t.shiftKey){const t=e.focusNode,o=e.focusOffset,r=n.domPositionToView(t,o);if(null===r)return;let s=!1;const a=r.getLastMatchingPosition(e=>(e.item.is("uiElement")&&(s=!0),!(!e.item.is("uiElement")&&!e.item.is("attributeElement"))));if(s){const t=n.viewPositionToDom(a);i?e.collapse(t.parent,t.offset):e.extend(t.parent,t.offset)}}}}(0,n,e.domConverter),{priority:"low"})}function Fo(){return null}class Ho extends eo{constructor(e,t,n,i){super(e,t,n,i),this._isAllowedInsideAttributeElement=!0,this.getFillerOffset=Uo}is(e,t=null){return t?t===this.name&&("rawElement"===e||"view:rawElement"===e||"element"===e||"view:element"===e):"rawElement"===e||"view:rawElement"===e||e===this.name||e==="view:"+this.name||"element"===e||"view:element"===e||"node"===e||"view:node"===e}_insertChild(e,t){if(t&&(t 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i)null!==t.parent&&t._remove(),t.parent=this,this._children.splice(e,0,t),e++,n++;return n}_removeChildren(e,t=1){this._fireChange("children",this);for(let n=e;n<e+t;n++)this._children[n].parent=null;return this._children.splice(e,t)}_fireChange(e,t){this.fire("change:"+e,t)}}Ke(Wo,d);class qo{constructor(e){this.document=e,this._cloneGroups=new Map}setSelection(e,t,n){this.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this.document.selection._setFocus(e,t)}createDocumentFragment(e){return new Wo(this.document,e)}createText(e){return new di(this.document,e)}createAttributeElement(e,t,n={}){const i=new xo(this.document,e,t);return"number"==typeof n.priority&&(i._priority=n.priority),n.id&&(i._id=n.id),i}createContainerElement(e,t,n={}){const i=new no(this.document,e,t);return void 0!==n.isAllowedInsideAttributeElement&&(i._isAllowedInsideAttributeElement=n.isAllowedInsideAttributeElement),i}createEditableElement(e,t){const n=new oo(this.document,e,t);return n._document=this.document,n}createEmptyElement(e,t,n={}){const i=new Eo(this.document,e,t);return void 0!==n.isAllowedInsideAttributeElement&&(i._isAllowedInsideAttributeElement=n.isAllowedInsideAttributeElement),i}createUIElement(e,t,n,i={}){const o=new Vo(this.document,e,t);return n&&(o.render=n),void 0!==i.isAllowedInsideAttributeElement&&(o._isAllowedInsideAttributeElement=i.isAllowedInsideAttributeElement),o}createRawElement(e,t,n,i={}){const o=new Ho(this.document,e,t);return o.render=n||(()=>{}),void 0!==i.isAllowedInsideAttributeElement&&(o._isAllowedInsideAttributeElement=i.isAllowedInsideAttributeElement),o}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){ct(e)&&void 0===n&&(n=t),n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return 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i._appendChild(o.getChildren()),o._remove(),this._removeFromClonedElementsGroup(o),this.mergeAttributes(new co(i,e))}return e}mergeContainers(e){const t=e.nodeBefore,n=e.nodeAfter;if(!(t&&n&&t.is("containerElement")&&n.is("containerElement")))throw new c.a("view-writer-merge-containers-invalid-position",this.document);const i=t.getChild(t.childCount-1),o=i instanceof di?co._createAt(i,"end"):co._createAt(t,"end");return this.move(lo._createIn(n),co._createAt(t,"end")),this.remove(lo._createOn(n)),o}insert(e,t){(function e(t,n){for(const i of t){if(!Jo.some(e=>i instanceof e))throw new c.a("view-writer-insert-invalid-node-type",n);i.is("$text")||e(i.getChildren(),n)}})(t=Zn(t)?[...t]:[t],this.document);const n=t.reduce((e,t)=>{const n=e[e.length-1],i=!(t.is("uiElement")&&t.isAllowedInsideAttributeElement);return n&&n.breakAttributes==i?n.nodes.push(t):e.push({breakAttributes:i,nodes:[t]}),e},[]);let i=null,o=e;for(const{nodes:e,breakAttributes:t}of n){const n=this._insertNodes(o,e,t);i||(i=n.start),o=n.end}return i?new lo(i,o):new lo(e)}remove(e){const t=e instanceof lo?e:lo._createOn(e);if(Xo(t,this.document),t.isCollapsed)return new Wo(this.document);const{start:n,end:i}=this._breakAttributesRange(t,!0),o=n.parent,r=i.offset-n.offset,s=o._removeChildren(n.offset,r);for(const e of s)this._removeFromClonedElementsGroup(e);const a=this.mergeAttributes(n);return t.start=a,t.end=a.clone(),new Wo(this.document,s)}clear(e,t){Xo(e,this.document);const n=e.getWalker({direction:"backward",ignoreElementEnd:!0});for(const i of n){const n=i.item;let o;if(n.is("element")&&t.isSimilar(n))o=lo._createOn(n);else if(!i.nextPosition.isAfter(e.start)&&n.is("$textProxy")){const e=n.getAncestors().find(e=>e.is("element")&&t.isSimilar(e));e&&(o=lo._createIn(e))}o&&(o.end.isAfter(e.end)&&(o.end=e.end),o.start.isBefore(e.start)&&(o.start=e.start),this.remove(o))}}move(e,t){let n;if(t.isAfter(e.end)){const i=(t=this._breakAttributes(t,!0)).parent,o=i.childCount;e=this._breakAttributesRange(e,!0),n=this.remove(e),t.offset+=i.childCount-o}else n=this.remove(e);return this.insert(t,n)}wrap(e,t){if(!(t instanceof xo))throw new c.a("view-writer-wrap-invalid-attribute",this.document);if(Xo(e,this.document),e.isCollapsed){let i=e.start;i.parent.is("element")&&(n=i.parent,!Array.from(n.getChildren()).some(e=>!e.is("uiElement")))&&(i=i.getLastMatchingPosition(e=>e.item.is("uiElement"))),i=this._wrapPosition(i,t);const o=this.document.selection;return o.isCollapsed&&o.getFirstPosition().isEqual(e.start)&&this.setSelection(i),new lo(i)}return this._wrapRange(e,t);var n}unwrap(e,t){if(!(t instanceof xo))throw new c.a("view-writer-unwrap-invalid-attribute",this.document);if(Xo(e,this.document),e.isCollapsed)return e;const{start:n,end:i}=this._breakAttributesRange(e,!0),o=n.parent,r=this._unwrapChildren(o,n.offset,i.offset,t),s=this.mergeAttributes(r.start);s.isEqual(r.start)||r.end.offset--;const a=this.mergeAttributes(r.end);return new lo(s,a)}rename(e,t){const n=new no(this.document,e,t.getAttributes());return this.insert(co._createAfter(t),n),this.move(lo._createIn(t),co._createAt(n,0)),this.remove(lo._createOn(t)),n}clearClonedElementsGroup(e){this._cloneGroups.delete(e)}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}_insertNodes(e,t,n){let i,o;if(i=n?$o(e):e.parent.is("$text")?e.parent.parent:e.parent,!i)throw new c.a("view-writer-invalid-position-container",this.document);o=n?this._breakAttributes(e,!0):e.parent.is("$text")?Ko(e):e;const r=i._insertChild(o.offset,t);for(const e of t)this._addToClonedElementsGroup(e);const s=o.getShiftedBy(r),a=this.mergeAttributes(o);a.isEqual(o)||s.offset--;const 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di?Qo(r,s):Go(o)}_wrapAttributeElement(e,t){if(!er(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const n of e.getAttributeKeys())if("class"!==n&&"style"!==n&&t.hasAttribute(n)&&t.getAttribute(n)!==e.getAttribute(n))return!1;for(const n of e.getStyleNames())if(t.hasStyle(n)&&t.getStyle(n)!==e.getStyle(n))return!1;for(const n of e.getAttributeKeys())"class"!==n&&"style"!==n&&(t.hasAttribute(n)||this.setAttribute(n,e.getAttribute(n),t));for(const n of e.getStyleNames())t.hasStyle(n)||this.setStyle(n,e.getStyle(n),t);for(const n of e.getClassNames())t.hasClass(n)||this.addClass(n,t);return!0}_unwrapAttributeElement(e,t){if(!er(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const n of e.getAttributeKeys())if("class"!==n&&"style"!==n&&(!t.hasAttribute(n)||t.getAttribute(n)!==e.getAttribute(n)))return!1;if(!t.hasClass(...e.getClassNames()))return!1;for(const n of e.getStyleNames())if(!t.hasStyle(n)||t.getStyle(n)!==e.getStyle(n))return!1;for(const n of e.getAttributeKeys())"class"!==n&&"style"!==n&&this.removeAttribute(n,t);return this.removeClass(Array.from(e.getClassNames()),t),this.removeStyle(Array.from(e.getStyleNames()),t),!0}_breakAttributesRange(e,t=!1){const n=e.start,i=e.end;if(Xo(e,this.document),e.isCollapsed){const n=this._breakAttributes(e.start,t);return new lo(n,n)}const o=this._breakAttributes(i,t),r=o.parent.childCount,s=this._breakAttributes(n,t);return o.offset+=o.parent.childCount-r,new lo(s,o)}_breakAttributes(e,t=!1){const n=e.offset,i=e.parent;if(e.parent.is("emptyElement"))throw new c.a("view-writer-cannot-break-empty-element",this.document);if(e.parent.is("uiElement"))throw new c.a("view-writer-cannot-break-ui-element",this.document);if(e.parent.is("rawElement"))throw new c.a("view-writer-cannot-break-raw-element",this.document);if(!t&&i.is("$text")&&Zo(i.parent))return e.clone();if(Zo(i))return e.clone();if(i.is("$text"))return this._breakAttributes(Ko(e),t);if(n==i.childCount){const e=new co(i.parent,i.index+1);return this._breakAttributes(e,t)}if(0===n){const e=new co(i.parent,i.index);return this._breakAttributes(e,t)}{const e=i.index+1,o=i._clone();i.parent._insertChild(e,o),this._addToClonedElementsGroup(o);const r=i.childCount-n,s=i._removeChildren(n,r);o._appendChild(s);const a=new co(i.parent,e);return this._breakAttributes(a,t)}}_addToClonedElementsGroup(e){if(!e.root.is("rootElement"))return;if(e.is("element"))for(const t of e.getChildren())this._addToClonedElementsGroup(t);const t=e.id;if(!t)return;let n=this._cloneGroups.get(t);n||(n=new Set,this._cloneGroups.set(t,n)),n.add(e),e._clonesGroup=n}_removeFromClonedElementsGroup(e){if(e.is("element"))for(const t of e.getChildren())this._removeFromClonedElementsGroup(t);const t=e.id;if(!t)return;const n=this._cloneGroups.get(t);n&&n.delete(e)}}function $o(e){let t=e.parent;for(;!Zo(t);){if(!t)return;t=t.parent}return t}function Yo(e,t){return e.priority<t.priority||!(e.priority>t.priority)&&e.getIdentity()<t.getIdentity()}function Go(e){const t=e.nodeBefore;if(t&&t.is("$text"))return new co(t,t.data.length);const n=e.nodeAfter;return n&&n.is("$text")?new co(n,0):e}function Ko(e){if(e.offset==e.parent.data.length)return new co(e.parent.parent,e.parent.index+1);if(0===e.offset)return new co(e.parent.parent,e.parent.index);const t=e.parent.data.slice(e.offset);return e.parent._data=e.parent.data.slice(0,e.offset),e.parent.parent._insertChild(e.parent.index+1,new di(e.root.document,t)),new co(e.parent.parent,e.parent.index+1)}function Qo(e,t){const n=e.data.length;return e._data+=t.data,t._remove(),new co(e,n)}const Jo=[di,xo,no,Eo,Ho,Vo];function Zo(e){return e&&(e.is("containerElement")||e.is("documentFragment"))}function Xo(e,t){const n=$o(e.start),i=$o(e.end);if(!n||!i||n!==i)throw new c.a("view-writer-invalid-range-container",t)}function er(e,t){return null===e.id&&null===t.id}function tr(e){return"[object Text]"==Object.prototype.toString.call(e)}const nr=e=>e.createTextNode(" "),ir=e=>{const t=e.createElement("span");return t.dataset.ckeFiller=!0,t.innerHTML=" ",t},or=e=>{const t=e.createElement("br");return t.dataset.ckeFiller=!0,t},rr="⁠".repeat(7);function sr(e){return tr(e)&&e.data.substr(0,7)===rr}function ar(e){return 7==e.data.length&&sr(e)}function cr(e){return sr(e)?e.data.slice(7):e.data}function lr(e,t){if(t.keyCode==Oo.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,n=e.getRangeAt(0).startOffset;sr(t)&&n<=7&&e.collapse(t,0)}}}function ur(e,t,n,i=!1){n=n||function(e,t){return e===t},Array.isArray(e)||(e=Array.prototype.slice.call(e)),Array.isArray(t)||(t=Array.prototype.slice.call(t));const o=function(e,t,n){const i=dr(e,t,n);if(-1===i)return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1};const o=hr(e,i),r=hr(t,i),s=dr(o,r,n),a=e.length-s,c=t.length-s;return{firstIndex:i,lastIndexOld:a,lastIndexNew:c}}(e,t,n);return i?function(e,t){const{firstIndex:n,lastIndexOld:i,lastIndexNew:o}=e;if(-1===n)return Array(t).fill("equal");let r=[];n>0&&(r=r.concat(Array(n).fill("equal")));o-n>0&&(r=r.concat(Array(o-n).fill("insert")));i-n>0&&(r=r.concat(Array(i-n).fill("delete")));o<t&&(r=r.concat(Array(t-o).fill("equal")));return r}(o,t.length):function(e,t){const n=[],{firstIndex:i,lastIndexOld:o,lastIndexNew:r}=t;r-i>0&&n.push({index:i,type:"insert",values:e.slice(i,r)});o-i>0&&n.push({index:i+(r-i),type:"delete",howMany:o-i});return n}(t,o)}function dr(e,t,n){for(let i=0;i<Math.max(e.length,t.length);i++)if(void 0===e[i]||void 0===t[i]||!n(e[i],t[i]))return i;return-1}function hr(e,t){return e.slice(t).reverse()}function fr(e,t,n){n=n||function(e,t){return e===t};const i=e.length,o=t.length;if(i>200||o>200||i+o>300)return fr.fastDiff(e,t,n,!0);let r,s;if(o<i){const 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Set,this.selection=t,this.isFocused=!1,this._inlineFiller=null,this._fakeSelectionContainer=null}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e)throw new c.a("view-renderer-unknown-type",this);this.markedChildren.add(t)}}}render(){let e;for(const e of this.markedChildren)this._updateChildrenMappings(e);this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(e){const t=this.domConverter.viewPositionToDom(e),n=t.parent.ownerDocument;sr(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=wr(n,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const n=Array.from(this.domConverter.mapViewToDom(e).childNodes),i=Array.from(this.domConverter.viewChildrenToDom(e,t.ownerDocument,{withChildren:!1})),o=this._diffNodeLists(n,i),r=this._findReplaceActions(o,n,i);if(-1!==r.indexOf("replace")){const t={equal:0,insert:0,delete:0};for(const o of r)if("replace"===o){const o=t.equal+t.insert,r=t.equal+t.delete,s=e.getChild(o);!s||s.is("uiElement")||s.is("rawElement")||this._updateElementMappings(s,n[r]),gr(i[o]),t.equal++}else t[o]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?co._createBefore(this.selection.getFirstPosition().parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&tr(t.parent)&&sr(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!sr(e))throw new c.a("view-renderer-filler-was-lost",this);ar(e)?e.parentNode.removeChild(e):e.data=e.data.substr(7),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,n=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor(e=>e.hasAttribute("contenteditable"));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;if(n===t.getFillerOffset())return!1;const i=e.nodeBefore,o=e.nodeAfter;return!(i instanceof di||o instanceof di)}_updateText(e,t){const n=this.domConverter.findCorrespondingDomText(e),i=this.domConverter.viewToDom(e,n.ownerDocument),o=n.data;let r=i.data;const s=t.inlineFillerPosition;if(s&&s.parent==e.parent&&s.offset==e.index&&(r=rr+r),o!=r){const e=ur(o,r);for(const t of e)"insert"===t.type?n.insertData(t.index,t.values.join("")):n.deleteData(t.index,t.howMany)}}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const n=Array.from(t.attributes).map(e=>e.name),i=e.getAttributeKeys();for(const n of i)t.setAttribute(n,e.getAttribute(n));for(const i of n)e.hasAttribute(i)||t.removeAttribute(i)}_updateChildren(e,t){const n=this.domConverter.mapViewToDom(e);if(!n)return;const i=t.inlineFillerPosition,o=this.domConverter.mapViewToDom(e).childNodes,r=Array.from(this.domConverter.viewChildrenToDom(e,n.ownerDocument,{bind:!0,inlineFillerPosition:i}));i&&i.parent===e&&wr(n.ownerDocument,r,i.offset);const s=this._diffNodeLists(o,r);let a=0;const c=new Set;for(const e of s)"delete"===e?(c.add(o[a]),gr(o[a])):"equal"===e&&a++;a=0;for(const e of s)"insert"===e?(pr(n,a,r[a]),a++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(r[a])),a++);for(const e of c)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return fr(e=function(e,t){const n=Array.from(e);if(0==n.length||!t)return n;n[n.length-1]==t&&n.pop();return n}(e,this._fakeSelectionContainer),t,kr.bind(null,this.domConverter))}_findReplaceActions(e,t,n){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let i=[],o=[],r=[];const s={equal:0,insert:0,delete:0};for(const a of e)"insert"===a?r.push(n[s.equal+s.insert]):"delete"===a?o.push(t[s.equal+s.delete]):(i=i.concat(fr(o,r,vr).map(e=>"equal"===e?"replace":e)),i.push("equal"),o=[],r=[]),s[a]++;return i.concat(fr(o,r,vr).map(e=>"equal"===e?"replace":e))}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):(this._removeFakeSelection(),this._updateDomSelection(e)))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const n=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(n,this.selection),!this._fakeSelectionNeedsUpdate(e))return;n.parentElement&&n.parentElement==e||e.appendChild(n),n.textContent=this.selection.fakeSelectionLabel||" ";const i=t.getSelection(),o=t.createRange();i.removeAllRanges(),o.selectNodeContents(n),i.addRange(o)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const n=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.collapse(n.parent,n.offset),t.extend(i.parent,i.offset),Po.isGecko&&function(e,t){const n=e.parent;if(n.nodeType!=Node.ELEMENT_NODE||e.offset!=n.childNodes.length-1)return;const i=n.childNodes[e.offset];i&&"BR"==i.tagName&&t.addRange(t.getRangeAt(0))}(i,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return(!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,n=e.ownerDocument.getSelection();return!t||t.parentElement!==e||(n.anchorNode!==t&&!t.contains(n.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){if(e.getSelection().rangeCount){const t=e.activeElement,n=this.domConverter.mapDomToView(t);t&&n&&e.getSelection().removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function wr(e,t,n){const i=t instanceof Array?t:t.childNodes,o=i[n];if(tr(o))return o.data=rr+o.data,o;{const o=e.createTextNode(rr);return Array.isArray(t)?i.splice(n,0,o):pr(t,n,o),o}}function vr(e,t){return mr(e)&&mr(t)&&!tr(e)&&!tr(t)&&e.nodeType!==Node.COMMENT_NODE&&t.nodeType!==Node.COMMENT_NODE&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function kr(e,t,n){return t===n||(tr(t)&&tr(n)?t.data===n.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(n)))}Ke(br,Ue);var _r={window:window,document:document};function yr(e){let t=0;for(;e.previousSibling;)e=e.previousSibling,t++;return t}function xr(e){const t=[];for(;e&&e.nodeType!=Node.DOCUMENT_NODE;)t.unshift(e),e=e.parentNode;return t}const Ar=or(document),Cr=nr(document),Er=ir(document);class Tr{constructor(e,t={}){this.document=e,this.blockFillerMode=t.blockFillerMode||"br",this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new pi,this._encounteredRawContentDomNodes=new WeakSet}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new fo(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of e.childNodes)this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}viewToDom(e,t,n={}){if(e.is("$text")){const n=this._processDataFromViewText(e);return t.createTextNode(n)}{if(this.mapViewToDom(e))return this.mapViewToDom(e);let i;if(e.is("documentFragment"))i=t.createDocumentFragment(),n.bind&&this.bindDocumentFragments(i,e);else{if(e.is("uiElement"))return i="$comment"===e.name?t.createComment(e.getCustomProperty("$rawContent")):e.render(t),n.bind&&this.bindElements(i,e),i;i=e.hasAttribute("xmlns")?t.createElementNS(e.getAttribute("xmlns"),e.name):t.createElement(e.name),e.is("rawElement")&&e.render(i),n.bind&&this.bindElements(i,e);for(const t of e.getAttributeKeys())i.setAttribute(t,e.getAttribute(t))}if(!1!==n.withChildren)for(const o of this.viewChildrenToDom(e,t,n))i.appendChild(o);return i}}*viewChildrenToDom(e,t,n={}){const i=e.getFillerOffset&&e.getFillerOffset();let o=0;for(const r of e.getChildren())i===o&&(yield this._getBlockFiller(t)),yield this.viewToDom(r,t,n),o++;i===o&&(yield this._getBlockFiller(t))}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),n=this.viewPositionToDom(e.end),i=document.createRange();return i.setStart(t.parent,t.offset),i.setEnd(n.parent,n.offset),i}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const n=this.findCorrespondingDomText(t);if(!n)return null;let i=e.offset;return sr(n)&&(i+=7),{parent:n,offset:i}}{let n,i,o;if(0===e.offset){if(n=this.mapViewToDom(t),!n)return null;o=n.childNodes[0]}else{const t=e.nodeBefore;if(i=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(e.nodeBefore),!i)return null;n=i.parentNode,o=i.nextSibling}if(tr(o)&&sr(o))return{parent:o,offset:7};return{parent:n,offset:i?yr(i)+1:0}}}domToView(e,t={}){if(this.isBlockFiller(e))return null;const n=this.getHostViewElement(e);if(n)return n;if(this.isComment(e)&&t.skipComments)return null;if(tr(e)){if(ar(e))return null;{const t=this._processDataFromDomText(e);return""===t?null:new di(this.document,t)}}{if(this.mapDomToView(e))return this.mapDomToView(e);let n;if(this.isDocumentFragment(e))n=new Wo(this.document),t.bind&&this.bindDocumentFragments(e,n);else{n=this._createViewElement(e,t),t.bind&&this.bindElements(e,n);const i=e.attributes;if(i)for(let e=i.length-1;e>=0;e--)n._setAttribute(i[e].name,i[e].value);if(this._isViewElementWithRawContent(n,t)||this.isComment(e)){const t=this.isComment(e)?e.data:e.innerHTML;return n._setCustomProperty("$rawContent",t),this._encounteredRawContentDomNodes.add(e),n}}if(!1!==t.withChildren)for(const i of this.domChildrenToView(e,t))n._appendChild(i);return n}}*domChildrenToView(e,t={}){for(let n=0;n<e.childNodes.length;n++){const i=e.childNodes[n],o=this.domToView(i,t);null!==o&&(yield o)}}domSelectionToView(e){if(1===e.rangeCount){let t=e.getRangeAt(0).startContainer;tr(t)&&(t=t.parentNode);const n=this.fakeSelectionToView(t);if(n)return n}const t=this.isDomSelectionBackward(e),n=[];for(let t=0;t<e.rangeCount;t++){const i=e.getRangeAt(t),o=this.domRangeToView(i);o&&n.push(o)}return new fo(n,{backward:t})}domRangeToView(e){const t=this.domPositionToView(e.startContainer,e.startOffset),n=this.domPositionToView(e.endContainer,e.endOffset);return t&&n?new lo(t,n):null}domPositionToView(e,t){if(this.isBlockFiller(e))return this.domPositionToView(e.parentNode,yr(e));const n=this.mapDomToView(e);if(n&&(n.is("uiElement")||n.is("rawElement")))return co._createBefore(n);if(tr(e)){if(ar(e))return this.domPositionToView(e.parentNode,yr(e));const n=this.findCorrespondingViewText(e);let i=t;return n?(sr(e)&&(i-=7,i=i<0?0:i),new co(n,i)):null}if(0===t){const t=this.mapDomToView(e);if(t)return new co(t,0)}else{const n=e.childNodes[t-1],i=tr(n)?this.findCorrespondingViewText(n):this.mapDomToView(n);if(i&&i.parent)return new co(i.parent,i.index+1)}return null}mapDomToView(e){return this.getHostViewElement(e)||this._domToViewMapping.get(e)}findCorrespondingViewText(e){if(ar(e))return null;const t=this.getHostViewElement(e);if(t)return t;const n=e.previousSibling;if(n){if(!this.isElement(n))return null;const e=this.mapDomToView(n);if(e){return e.nextSibling instanceof di?e.nextSibling:null}}else{const t=this.mapDomToView(e.parentNode);if(t){const e=t.getChild(0);return e instanceof di?e:null}}return null}mapViewToDom(e){return this._viewToDomMapping.get(e)}findCorrespondingDomText(e){const t=e.previousSibling;return t&&this.mapViewToDom(t)?this.mapViewToDom(t).nextSibling:!t&&e.parent&&this.mapViewToDom(e.parent)?this.mapViewToDom(e.parent).childNodes[0]:null}focus(e){const t=this.mapViewToDom(e);if(t&&t.ownerDocument.activeElement!==t){const{scrollX:e,scrollY:n}=_r.window,i=[];Sr(t,e=>{const{scrollLeft:t,scrollTop:n}=e;i.push([t,n])}),t.focus(),Sr(t,e=>{const[t,n]=i.shift();e.scrollLeft=t,e.scrollTop=n}),_r.window.scrollTo(e,n)}}isElement(e){return e&&e.nodeType==Node.ELEMENT_NODE}isDocumentFragment(e){return e&&e.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(e){return e&&e.nodeType==Node.COMMENT_NODE}isBlockFiller(e){return"br"==this.blockFillerMode?e.isEqualNode(Ar):!("BR"!==e.tagName||!Pr(e,this.blockElements)||1!==e.parentNode.childNodes.length)||(e.isEqualNode(Er)||function(e,t){return e.isEqualNode(Cr)&&Pr(e,t)&&1===e.parentNode.childNodes.length}(e,this.blockElements))}isDomSelectionBackward(e){if(e.isCollapsed)return!1;const t=document.createRange();t.setStart(e.anchorNode,e.anchorOffset),t.setEnd(e.focusNode,e.focusOffset);const n=t.collapsed;return t.detach(),n}getHostViewElement(e){const t=xr(e);for(t.pop();t.length;){const 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null===e.nextSibling&&0===e.removedNodes.length&&1==e.addedNodes.length&&(t=this.domConverter.domToView(e.addedNodes[0],{withChildren:!1})),t&&t.is("element","br")}}class es{constructor(e,t,n){this.view=e,this.document=e.document,this.domEvent=t,this.domTarget=t.target,ze(this,n)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class ts extends Nr{constructor(e){super(e),this.useCapture=!1}observe(e){("string"==typeof this.domEventType?[this.domEventType]:this.domEventType).forEach(t=>{this.listenTo(e,t,(e,t)=>{this.isEnabled&&!this.checkShouldIgnoreEventFromTarget(t.target)&&this.onDomEvent(t)},{useCapture:this.useCapture})})}fire(e,t,n){this.isEnabled&&this.document.fire(e,new es(this.view,t,n))}}class ns extends 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ts{constructor(e){super(e),this.domEventType=["beforeinput"]}onDomEvent(e){this.fire(e.type,e)}}class _s{constructor(){this._replacedElements=[]}replace(e,t){this._replacedElements.push({element:e,newElement:t}),e.style.display="none",t&&e.parentNode.insertBefore(t,e.nextSibling)}restore(){this._replacedElements.forEach(({element:e,newElement:t})=>{e.style.display="",t&&t.remove()}),this._replacedElements=[]}}var ys=function(e){return"string"==typeof e||!ke(e)&&pe(e)&&"[object String]"==P(e)};function xs(e,t,n={},i=[]){const o=n&&n.xmlns,r=o?e.createElementNS(o,t):e.createElement(t);for(const e in n)r.setAttribute(e,n[e]);!ys(i)&&Zn(i)||(i=[i]);for(let t of i)ys(t)&&(t=e.createTextNode(t)),r.appendChild(t);return r}function As(e){return"[object Range]"==Object.prototype.toString.apply(e)}function Cs(e){const 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t={top:Math.max(this.top,e.top),right:Math.min(this.right,e.right),bottom:Math.min(this.bottom,e.bottom),left:Math.max(this.left,e.left)};return t.width=t.right-t.left,t.height=t.bottom-t.top,t.width<0||t.height<0?null:new Ts(t)}getIntersectionArea(e){const t=this.getIntersection(e);return t?t.getArea():0}getArea(){return this.width*this.height}getVisible(){const e=this._source;let t=this.clone();if(!Ps(e)){let n=e.parentNode||e.commonAncestorContainer;for(;n&&!Ps(n);){const e=new Ts(n),i=t.getIntersection(e);if(!i)return null;i.getArea()<t.getArea()&&(t=i),n=n.parentNode}}return t}isEqual(e){for(const t of Es)if(this[t]!==e[t])return!1;return!0}contains(e){const t=this.getIntersection(e);return!(!t||!t.isEqual(e))}excludeScrollbarsAndBorders(){const e=this._source;let t,n,i;if(Ir(e))t=e.innerWidth-e.document.documentElement.clientWidth,n=e.innerHeight-e.document.documentElement.clientHeight,i=e.getComputedStyle(e.document.documentElement).direction;else{const o=Cs(this._source);t=e.offsetWidth-e.clientWidth-o.left-o.right,n=e.offsetHeight-e.clientHeight-o.top-o.bottom,i=e.ownerDocument.defaultView.getComputedStyle(e).direction,this.left+=o.left,this.top+=o.top,this.right-=o.right,this.bottom-=o.bottom,this.width=this.right-this.left,this.height=this.bottom-this.top}return this.width-=t,"ltr"===i?this.right-=t:this.left+=t,this.height-=n,this.bottom-=n,this}static getDomRangeRects(e){const t=[],n=Array.from(e.getClientRects());if(n.length)for(const e of n)t.push(new Ts(e));else{let n=e.startContainer;tr(n)&&(n=n.parentNode);const i=new Ts(n.getBoundingClientRect());i.right=i.left,i.width=0,t.push(i)}return t}static getBoundingRect(e){const t={left:Number.POSITIVE_INFINITY,top:Number.POSITIVE_INFINITY,right:Number.NEGATIVE_INFINITY,bottom:Number.NEGATIVE_INFINITY};let n=0;for(const i of e)n++,t.left=Math.min(t.left,i.left),t.top=Math.min(t.top,i.top),t.right=Math.max(t.right,i.right),t.bottom=Math.max(t.bottom,i.bottom);return 0==n?null:(t.width=t.right-t.left,t.height=t.bottom-t.top,new Ts(t))}}function Ss(e,t){for(const n of Es)e[n]=t[n]}function Ps(e){return!!Gn(e)&&e===e.ownerDocument.body}class Is{constructor(e,t){Is._observerInstance||Is._createObserver(),this._element=e,this._callback=t,Is._addElementCallback(e,t),Is._observerInstance.observe(e)}destroy(){Is._deleteElementCallback(this._element,this._callback)}static _addElementCallback(e,t){Is._elementCallbacks||(Is._elementCallbacks=new Map);let n=Is._elementCallbacks.get(e);n||(n=new Set,Is._elementCallbacks.set(e,n)),n.add(t)}static _deleteElementCallback(e,t){const n=Is._getElementCallbacks(e);n&&(n.delete(t),n.size||(Is._elementCallbacks.delete(e),Is._observerInstance.unobserve(e))),Is._elementCallbacks&&!Is._elementCallbacks.size&&(Is._observerInstance=null,Is._elementCallbacks=null)}static _getElementCallbacks(e){return Is._elementCallbacks?Is._elementCallbacks.get(e):null}static _createObserver(){let e;e="function"==typeof _r.window.ResizeObserver?_r.window.ResizeObserver:Ms,Is._observerInstance=new e(e=>{for(const t of e){const e=Is._getElementCallbacks(t.target);if(e)for(const n of e)n(t)}})}}Is._observerInstance=null,Is._elementCallbacks=null;class Ms{constructor(e){this._callback=e,this._elements=new Set,this._previousRects=new Map,this._periodicCheckTimeout=null}observe(e){this._elements.add(e),this._checkElementRectsAndExecuteCallback(),1===this._elements.size&&this._startPeriodicCheck()}unobserve(e){this._elements.delete(e),this._previousRects.delete(e),this._elements.size||this._stopPeriodicCheck()}_startPeriodicCheck(){const e=()=>{this._checkElementRectsAndExecuteCallback(),this._periodicCheckTimeout=setTimeout(e,100)};this.listenTo(_r.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()}),this._periodicCheckTimeout=setTimeout(e,100)}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout),this.stopListening(),this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const e=[];for(const t of this._elements)this._hasRectChanged(t)&&e.push({target:t,contentRect:this._previousRects.get(t)});e.length&&this._callback(e)}_hasRectChanged(e){if(!e.ownerDocument.body.contains(e))return!1;const t=new Ts(e),n=this._previousRects.get(e),i=!n||!n.isEqual(t);return this._previousRects.set(e,t),i}}function Os(e){return t=>t+e}function Rs(e){const t=e.next();return t.done?null:t.value}Ke(Ms,Mr);class Ns{constructor(){this.set("isFocused",!1),this.set("focusedElement",null),this._elements=new Set,this._nextEventLoopTimeout=null}add(e){if(this._elements.has(e))throw new c.a("focustracker-add-element-already-exist",this);this.listenTo(e,"focus",()=>this._focus(e),{useCapture:!0}),this.listenTo(e,"blur",()=>this._blur(),{useCapture:!0}),this._elements.add(e)}remove(e){e===this.focusedElement&&this._blur(e),this._elements.has(e)&&(this.stopListening(e),this._elements.delete(e))}destroy(){this.stopListening()}_focus(e){clearTimeout(this._nextEventLoopTimeout),this.focusedElement=e,this.isFocused=!0}_blur(){clearTimeout(this._nextEventLoopTimeout),this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null,this.isFocused=!1},0)}}Ke(Ns,Mr),Ke(Ns,Ue);class js{constructor(){this._listener=Object.create(Mr)}listenTo(e){this._listener.listenTo(e,"keydown",(e,t)=>{this._listener.fire("_keydown:"+No(t),t)})}set(e,t,n={}){const i=jo(e),o=n.priority;this._listener.listenTo(this._listener,"_keydown:"+i,(e,n)=>{t(n,()=>{n.preventDefault(),n.stopPropagation(),e.stop()}),e.return=!0},{priority:o})}press(e){return!!this._listener.fire("_keydown:"+No(e),e)}destroy(){this._listener.stopListening()}}class zs extends Nr{constructor(e){super(e),this.document.on("keydown",(e,t)=>{if(this.isEnabled&&((n=t.keyCode)==Oo.arrowright||n==Oo.arrowleft||n==Oo.arrowup||n==Oo.arrowdown)){const n=new go(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(n,t),n.stop.called&&e.stop()}var n})}observe(){}}function Ls({target:e,viewportOffset:t=0}){const n=Ws(e);let i=n,o=null;for(;i;){let r;r=qs(i==n?e:o),Vs(r,()=>$s(e,i));const s=$s(e,i);if(Ds(i,s,t),i.parent!=i){if(o=i.frameElement,i=i.parent,!o)return}else i=null}}function Ds(e,t,n){const i=t.clone().moveBy(0,n),o=t.clone().moveBy(0,-n),r=new Ts(e).excludeScrollbarsAndBorders();if(![o,i].every(e=>r.contains(e))){let{scrollX:s,scrollY:a}=e;Fs(o,r)?a-=r.top-t.top+n:Bs(i,r)&&(a+=t.bottom-r.bottom+n),Hs(t,r)?s-=r.left-t.left+n:Us(t,r)&&(s+=t.right-r.right+n),e.scrollTo(s,a)}}function Vs(e,t){const n=Ws(e);let i,o;for(;e!=n.document.body;)o=t(),i=new Ts(e).excludeScrollbarsAndBorders(),i.contains(o)||(Fs(o,i)?e.scrollTop-=i.top-o.top:Bs(o,i)&&(e.scrollTop+=o.bottom-i.bottom),Hs(o,i)?e.scrollLeft-=i.left-o.left:Us(o,i)&&(e.scrollLeft+=o.right-i.right)),e=e.parentNode}function Bs(e,t){return e.bottom>t.bottom}function Fs(e,t){return e.top<t.top}function Hs(e,t){return e.left<t.left}function Us(e,t){return e.right>t.right}function Ws(e){return As(e)?e.startContainer.ownerDocument.defaultView:e.ownerDocument.defaultView}function qs(e){if(As(e)){let t=e.commonAncestorContainer;return tr(t)&&(t=t.parentNode),t}return e.parentNode}function $s(e,t){const n=Ws(e),i=new Ts(e);if(n===t)return i;{let e=n;for(;e!=t;){const t=e.frameElement,n=new Ts(t).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top),e=e.parent}}return i}Object.assign({},{scrollViewportToShowTarget:Ls,scrollAncestorsToShowTarget:function(e){Vs(qs(e),()=>new Ts(e))}});class Ys{constructor(e){this.document=new yo(e),this.domConverter=new Tr(this.document),this.domRoots=new Map,this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new br(this.domConverter,this.document.selection),this._renderer.bind("isFocused").to(this.document),this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this._writer=new qo(this.document),this.addObserver(Xr),this.addObserver(bs),this.addObserver(ws),this.addObserver(ns),this.addObserver(ms),this.addObserver(vs),this.addObserver(zs),Po.isAndroid&&this.addObserver(ks),this.document.on("arrowKey",lr,{priority:"low"}),Bo(this),this.on("render",()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1}),this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=!0}),this.listenTo(this.document,"change:isFocused",()=>{this._hasChangedSinceTheLastRendering=!0})}attachDomRoot(e,t="main"){const n=this.document.getRoot(t);n._name=e.tagName.toLowerCase();const i={};for(const{name:t,value:o}of Array.from(e.attributes))i[t]=o,"class"===t?this._writer.addClass(o.split(" "),n):this._writer.setAttribute(t,o,n);this._initialDomRootAttributes.set(e,i);const o=()=>{this._writer.setAttribute("contenteditable",!n.isReadOnly,n),n.isReadOnly?this._writer.addClass("ck-read-only",n):this._writer.removeClass("ck-read-only",n)};o(),this.domRoots.set(t,e),this.domConverter.bindElements(e,n),this._renderer.markToSync("children",n),this._renderer.markToSync("attributes",n),this._renderer.domDocuments.add(e.ownerDocument),n.on("change:children",(e,t)=>this._renderer.markToSync("children",t)),n.on("change:attributes",(e,t)=>this._renderer.markToSync("attributes",t)),n.on("change:text",(e,t)=>this._renderer.markToSync("text",t)),n.on("change:isReadOnly",()=>this.change(o)),n.on("change",()=>{this._hasChangedSinceTheLastRendering=!0});for(const n of this._observers.values())n.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach(({name:e})=>t.removeAttribute(e));const n=this._initialDomRootAttributes.get(t);for(const e in n)t.setAttribute(e,n[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,n]of this.domRoots)t.observe(n,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection(){const e=this.document.selection.getFirstRange();e&&Ls({target:this.domConverter.viewRangeToDom(e),viewportOffset:20})}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new c.a("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){c.a.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.change(()=>{})}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change(()=>{})}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}Ke(Ys,Ue);class Gs{constructor(e){this.parent=null,this._attrs=fi(e)}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new c.a("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new c.a("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return this.root.is("rootElement")}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={includeSelf:!1,parentFirst:!1}){const t=[];let n=e.includeSelf?this:this.parent;for(;n;)t[e.parentFirst?"push":"unshift"](n),n=n.parent;return t}getCommonAncestor(e,t={}){const n=this.getAncestors(t),i=e.getAncestors(t);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),n=e.getPath(),i=ci(t,n);switch(i){case"prefix":return!0;case"extension":return!1;default:return t[i]<n[i]}}isAfter(e){return this!=e&&(this.root===e.root&&!this.isBefore(e))}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};return this._attrs.size&&(e.attributes=Array.from(this._attrs).reduce((e,t)=>(e[t[0]]=t[1],e),{})),e}is(e){return"node"===e||"model:node"===e}_clone(){return new Gs(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=fi(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}class Ks extends Gs{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}is(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new Ks(this.data,this.getAttributes())}static fromJSON(e){return new Ks(e.data,e.attributes)}}class Qs{constructor(e,t,n){if(this.textNode=e,t<0||t>e.offsetSize)throw new c.a("model-textproxy-wrong-offsetintext",this);if(n<0||t+n>e.offsetSize)throw new c.a("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+n),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}is(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={includeSelf:!1,parentFirst:!1}){const t=[];let n=e.includeSelf?this:this.parent;for(;n;)t[e.parentFirst?"push":"unshift"](n),n=n.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}class Js{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((e,t)=>e+t.offsetSize,0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce((e,t)=>e+t.offsetSize,0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new c.a("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const n of this._nodes){if(e>=t&&e<t+n.offsetSize)return this.getNodeIndex(n);t+=n.offsetSize}if(t!=e)throw new c.a("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.length}_insertNodes(e,t){for(const e of t)if(!(e instanceof Gs))throw new c.a("model-nodelist-insertnodes-not-node",this);this._nodes.splice(e,0,...t)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map(e=>e.toJSON())}}class Zs extends Gs{constructor(e,t,n){super(t),this.name=e,this._children=new Js,n&&this._insertChild(0,n)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}is(e,t=null){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const n of e)t=t.getChild(t.offsetToIndex(n));return t}findAncestor(e,t={includeSelf:!1}){let n=t.includeSelf?this:this.parent;for(;n;){if(n.name===e)return n;n=n.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map(e=>e._clone(!0)):null;return new Zs(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=function(e){if("string"==typeof e)return[new Ks(e)];Zn(e)||(e=[e]);return Array.from(e).map(e=>"string"==typeof e?new Ks(e):e instanceof Qs?new Ks(e.data,e.getAttributes()):e)}(t);for(const e of n)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n)e.parent=null;return n}static fromJSON(e){let t=null;if(e.children){t=[];for(const n of e.children)n.name?t.push(Zs.fromJSON(n)):t.push(Ks.fromJSON(n))}return new Zs(e.name,e.attributes,t)}}class Xs{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new c.a("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new c.a("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this.position=e.startPosition.clone():this.position=ta._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(e){let t,n,i,o;do{i=this.position,o=this._visitedParent,({done:t,value:n}=this.next())}while(!t&&e(n));t||(this.position=i,this._visitedParent=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),n=this._visitedParent;if(null===n.parent&&t.offset===n.maxOffset)return{done:!0};if(n===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0};const i=t.parent,o=na(t,i),r=o||ia(t,i,o);if(r instanceof Zs)return this.shallow?t.offset++:(t.path.push(0),this._visitedParent=r),this.position=t,ea("elementStart",r,e,t,1);if(r instanceof Ks){let i;if(this.singleCharacters)i=1;else{let e=r.endOffset;this._boundaryEndParent==n&&this.boundaries.end.offset<e&&(e=this.boundaries.end.offset),i=e-t.offset}const o=t.offset-r.startOffset,s=new Qs(r,o,i);return t.offset+=i,this.position=t,ea("text",s,e,t,i)}return t.path.pop(),t.offset++,this.position=t,this._visitedParent=n.parent,this.ignoreElementEnd?this._next():ea("elementEnd",n,e,t)}_previous(){const e=this.position,t=this.position.clone(),n=this._visitedParent;if(null===n.parent&&0===t.offset)return{done:!0};if(n==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0};const i=t.parent,o=na(t,i),r=o||oa(t,i,o);if(r instanceof Zs)return t.offset--,this.shallow?(this.position=t,ea("elementStart",r,e,t,1)):(t.path.push(r.maxOffset),this.position=t,this._visitedParent=r,this.ignoreElementEnd?this._previous():ea("elementEnd",r,e,t));if(r instanceof Ks){let i;if(this.singleCharacters)i=1;else{let e=r.startOffset;this._boundaryStartParent==n&&this.boundaries.start.offset>e&&(e=this.boundaries.start.offset),i=t.offset-e}const o=t.offset-r.startOffset,s=new Qs(r,o-i,i);return t.offset-=i,this.position=t,ea("text",s,e,t,i)}return t.path.pop(),this.position=t,this._visitedParent=n.parent,ea("elementStart",n,e,t,1)}}function ea(e,t,n,i,o){return{done:!1,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}class ta{constructor(e,t,n="toNone"){if(!e.is("element")&&!e.is("documentFragment"))throw new c.a("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new c.a("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=n}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++)if(e=e.getChild(e.offsetToIndex(this.path[t])),!e)throw new c.a("model-position-path-incorrect",this,{position:this});if(e.is("$text"))throw new c.a("model-position-path-incorrect",this,{position:this});return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return na(this,this.parent)}get nodeAfter(){const e=this.parent;return ia(this,e,na(this,e))}get nodeBefore(){const e=this.parent;return oa(this,e,na(this,e))}get isAtStart(){return 0===this.offset}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root)return"different";const t=ci(this.path,e.path);switch(t){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[t]<e.path[t]?"before":"after"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const n=new Xs(t);return n.skip(e),n.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;return e.is("documentFragment")?[e]:e.getAncestors({includeSelf:!0})}findAncestor(e){const t=this.parent;return t.is("element")?t.findAncestor(e,{includeSelf:!0}):null}getCommonPath(e){if(this.root!=e.root)return[];const t=ci(this.path,e.path),n="string"==typeof t?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,n)}getCommonAncestor(e){const t=this.getAncestors(),n=e.getAncestors();let i=0;for(;t[i]==n[i]&&t[i];)i++;return 0===i?null:t[i-1]}getShiftedBy(e){const t=this.clone(),n=t.offset+e;return t.offset=n<0?0:n,t}isAfter(e){return"after"==this.compareWith(e)}isBefore(e){return"before"==this.compareWith(e)}isEqual(e){return"same"==this.compareWith(e)}isTouching(e){let t=null,n=null;switch(this.compareWith(e)){case"same":return!0;case"before":t=ta._createAt(this),n=ta._createAt(e);break;case"after":t=ta._createAt(e),n=ta._createAt(this);break;default:return!1}let i=t.parent;for(;t.path.length+n.path.length;){if(t.isEqual(n))return!0;if(t.path.length>n.path.length){if(t.offset!==i.maxOffset)return!1;t.path=t.path.slice(0,-1),i=i.parent,t.offset++}else{if(0!==n.offset)return!1;n.path=n.path.slice(0,-1)}}}is(e){return"position"===e||"model:position"===e}hasSameParentAs(e){if(this.root!==e.root)return!1;return"same"==ci(this.getParentPath(),e.getParentPath())}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=ta._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let n;return t.containsPosition(this)||t.start.isEqual(this)?(n=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(n=n._getTransformedByDeletion(e.deletionPosition,1))):n=this.isEqual(e.deletionPosition)?ta._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),n}_getTransformedByDeletion(e,t){const n=ta._createAt(this);if(this.root!=e.root)return n;if("same"==ci(e.getParentPath(),this.getParentPath())){if(e.offset<this.offset){if(e.offset+t>this.offset)return null;n.offset-=t}}else if("prefix"==ci(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;if(e.offset<=this.path[i]){if(e.offset+t>this.path[i])return null;n.path[i]-=t}}return n}_getTransformedByInsertion(e,t){const n=ta._createAt(this);if(this.root!=e.root)return n;if("same"==ci(e.getParentPath(),this.getParentPath()))(e.offset<this.offset||e.offset==this.offset&&"toPrevious"!=this.stickiness)&&(n.offset+=t);else if("prefix"==ci(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;e.offset<=this.path[i]&&(n.path[i]+=t)}return n}_getTransformedByMove(e,t,n){if(t=t._getTransformedByDeletion(e,n),e.isEqual(t))return ta._createAt(this);const i=this._getTransformedByDeletion(e,n);return null===i||e.isEqual(this)&&"toNext"==this.stickiness||e.getShiftedBy(n).isEqual(this)&&"toPrevious"==this.stickiness?this._getCombined(e,t):i._getTransformedByInsertion(t,n)}_getCombined(e,t){const n=e.path.length-1,i=ta._createAt(t);return i.stickiness=this.stickiness,i.offset=i.offset+this.path[n]-e.offset,i.path=[...i.path,...this.path.slice(n+1)],i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,n="toNone"){if(e instanceof ta)return new ta(e.root,e.path,e.stickiness);{const i=e;if("end"==t)t=i.maxOffset;else{if("before"==t)return this._createBefore(i,n);if("after"==t)return this._createAfter(i,n);if(0!==t&&!t)throw new c.a("model-createpositionat-offset-required",[this,e])}if(!i.is("element")&&!i.is("documentFragment"))throw new c.a("model-position-parent-incorrect",[this,e]);const o=i.getPath();return o.push(t),new this(i.root,o,n)}}static _createAfter(e,t){if(!e.parent)throw new c.a("model-position-after-root",[this,e],{root:e});return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent)throw new c.a("model-position-before-root",e,{root:e});return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if("$graveyard"===e.root){const n=new ta(t.graveyard,e.path);return n.stickiness=e.stickiness,n}if(!t.getRoot(e.root))throw new c.a("model-position-fromjson-no-root",t,{rootName:e.root});return new ta(t.getRoot(e.root),e.path,e.stickiness)}}function na(e,t){const n=t.getChild(t.offsetToIndex(e.offset));return n&&n.is("$text")&&n.startOffset<e.offset?n:null}function ia(e,t,n){return null!==n?null:t.getChild(t.offsetToIndex(e.offset))}function oa(e,t,n){return null!==n?null:t.getChild(t.offsetToIndex(e.offset)-1)}class ra{constructor(e,t=null){this.start=ta._createAt(e),this.end=t?ta._createAt(t):ta._createAt(e),this.start.stickiness=this.isCollapsed?"toNone":"toNext",this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Xs({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return"same"==ci(this.start.getParentPath(),this.end.getParentPath())}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}containsItem(e){const t=ta._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}is(e){return"range"===e||"model:range"===e}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new ra(this.start,e.start)),this.containsPosition(e.end)&&t.push(new ra(e.end,this.end))):t.push(new ra(this.start,this.end)),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,n=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(n=e.end),new ra(t,n)}return null}getJoined(e,t=!1){let n=this.isIntersecting(e);if(n||(n=this.start.isBefore(e.start)?t?this.end.isTouching(e.start):this.end.isEqual(e.start):t?e.end.isTouching(this.start):e.end.isEqual(this.start)),!n)return null;let i=this.start,o=this.end;return e.start.isBefore(i)&&(i=e.start),e.end.isAfter(o)&&(o=e.end),new ra(i,o)}getMinimalFlatRanges(){const e=[],t=this.start.getCommonPath(this.end).length,n=ta._createAt(this.start);let i=n.parent;for(;n.path.length>t+1;){const t=i.maxOffset-n.offset;0!==t&&e.push(new ra(n,n.getShiftedBy(t))),n.path=n.path.slice(0,-1),n.offset++,i=i.parent}for(;n.path.length<=this.end.path.length;){const t=this.end.path[n.path.length-1],i=t-n.offset;0!==i&&e.push(new ra(n,n.getShiftedBy(i))),n.offset=t,n.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new Xs(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new Xs(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new Xs(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new ra(this.start,this.end)]}getTransformedByOperations(e){const t=[new ra(this.start,this.end)];for(const n of e)for(let e=0;e<t.length;e++){const i=t[e].getTransformedByOperation(n);t.splice(e,1,...i),e+=i.length-1}for(let e=0;e<t.length;e++){const n=t[e];for(let i=e+1;i<t.length;i++){const e=t[i];(n.containsRange(e)||e.containsRange(n)||n.isEqual(e))&&t.splice(i,1)}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;const e=this.start.nodeAfter,t=this.end.nodeBefore;return e&&e.is("element")&&e===t?e:null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=!1){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=!1){const n=e.sourcePosition,i=e.howMany,o=e.targetPosition;return this._getTransformedByMove(n,o,i,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let n=this.end._getTransformedBySplitOperation(e);return this.end.isEqual(e.insertionPosition)&&(n=this.end.getShiftedBy(1)),t.root!=n.root&&(n=this.end.getShiftedBy(-1)),new ra(t,n)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition))return new ra(this.start);let t=this.start._getTransformedByMergeOperation(e),n=this.end._getTransformedByMergeOperation(e);return t.root!=n.root&&(n=this.end.getShiftedBy(-1)),t.isAfter(n)?(e.sourcePosition.isBefore(e.targetPosition)?(t=ta._createAt(n),t.offset=0):(e.deletionPosition.isEqual(t)||(n=e.deletionPosition),t=e.targetPosition),new ra(t,n)):new ra(t,n)}_getTransformedByInsertion(e,t,n=!1){if(n&&this.containsPosition(e))return[new ra(this.start,e),new ra(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))];{const n=new ra(this.start,this.end);return n.start=n.start._getTransformedByInsertion(e,t),n.end=n.end._getTransformedByInsertion(e,t),[n]}}_getTransformedByMove(e,t,n,i=!1){if(this.isCollapsed){const i=this.start._getTransformedByMove(e,t,n);return[new ra(i)]}const o=ra._createFromPositionAndShift(e,n),r=t._getTransformedByDeletion(e,n);if(this.containsPosition(t)&&!i&&(o.containsPosition(this.start)||o.containsPosition(this.end))){const i=this.start._getTransformedByMove(e,t,n),o=this.end._getTransformedByMove(e,t,n);return[new ra(i,o)]}let s;const a=this.getDifference(o);let c=null;const l=this.getIntersection(o);if(1==a.length?c=new ra(a[0].start._getTransformedByDeletion(e,n),a[0].end._getTransformedByDeletion(e,n)):2==a.length&&(c=new ra(this.start,this.end._getTransformedByDeletion(e,n))),s=c?c._getTransformedByInsertion(r,n,null!==l||i):[],l){const e=new ra(l.start._getCombined(o.start,r),l.end._getCombined(o.start,r));2==s.length?s.splice(1,0,e):s.push(e)}return s}_getTransformedByDeletion(e,t){let n=this.start._getTransformedByDeletion(e,t),i=this.end._getTransformedByDeletion(e,t);return null==n&&null==i?null:(null==n&&(n=e),null==i&&(i=e),new ra(n,i))}static _createFromPositionAndShift(e,t){const n=e,i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return new this(ta._createAt(e,0),ta._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(ta._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new c.a("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort((e,t)=>e.start.isAfter(t.start)?1:-1);const n=e.indexOf(t),i=new this(t.start,t.end);if(n>0)for(let t=n-1;e[t].end.isEqual(i.start);t++)i.start=ta._createAt(e[t].start);for(let t=n+1;t<e.length&&e[t].start.isEqual(i.end);t++)i.end=ta._createAt(e[t].end);return i}static fromJSON(e,t){return new this(ta.fromJSON(e.start,t),ta.fromJSON(e.end,t))}}class sa{constructor(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._viewToModelLengthCallbacks=new Map,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this.on("modelToViewPosition",(e,t)=>{if(t.viewPosition)return;const n=this._modelToViewMapping.get(t.modelPosition.parent);t.viewPosition=this.findPositionIn(n,t.modelPosition.offset)},{priority:"low"}),this.on("viewToModelPosition",(e,t)=>{if(t.modelPosition)return;const n=this.findMappedViewAncestor(t.viewPosition),i=this._viewToModelMapping.get(n),o=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,n);t.modelPosition=ta._createAt(i,o)},{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e){const t=this.toModelElement(e);if(this._viewToModelMapping.delete(e),this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);this._modelToViewMapping.get(t)==e&&this._modelToViewMapping.delete(t)}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const n=this._markerNameToElements.get(t)||new Set;n.add(e);const i=this._elementToMarkerNames.get(e)||new Set;i.add(t),this._markerNameToElements.set(t,n),this._elementToMarkerNames.set(e,i)}unbindElementFromMarkerName(e,t){const n=this._markerNameToElements.get(t);n&&(n.delete(e),0==n.size&&this._markerNameToElements.delete(t));const i=this._elementToMarkerNames.get(e);i&&(i.delete(t),0==i.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new ra(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new lo(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={isPhantom:!1}){const n={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",n),n.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const n=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())n.add(t);else n.add(e);return n}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,n){if(n!=e){return this._toModelOffset(e.parent,e.index,n)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let i=0;for(let n=0;n<t;n++)i+=this.getModelLength(e.getChild(n));return i}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){return this._viewToModelLengthCallbacks.get(e.name)(e)}if(this._viewToModelMapping.has(e))return 1;if(e.is("$text"))return e.data.length;if(e.is("uiElement"))return 0;{let t=0;for(const n of e.getChildren())t+=this.getModelLength(n);return t}}findPositionIn(e,t){let n,i=0,o=0,r=0;if(e.is("$text"))return new co(e,t);for(;o<t;)n=e.getChild(r),i=this.getModelLength(n),o+=i,r++;return o==t?this._moveViewPositionToTextNode(new co(e,r)):this.findPositionIn(n,t-(o-i))}_moveViewPositionToTextNode(e){const t=e.nodeBefore,n=e.nodeAfter;return t instanceof di?new co(t,t.data.length):n instanceof di?new co(n,0):e}}Ke(sa,d);class aa{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,!0)}consume(e,t){return t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,!1),!0)}test(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e));const n=this._consumable.get(e);if(void 0===n)return null;const i=n.get(t);return void 0===i?null:i}revert(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e));const n=this.test(e,t);return!1===n?(this._consumable.get(e).set(t,!0),!0):!0!==n&&null}_getSymbolForTextProxy(e){let t=null;const n=this._textProxyRegistry.get(e.startOffset);if(n){const i=n.get(e.endOffset);i&&(t=i.get(e.parent))}return t||(t=this._addSymbolForTextProxy(e.startOffset,e.endOffset,e.parent)),t}_addSymbolForTextProxy(e,t,n){const i=Symbol("textProxySymbol");let o,r;return o=this._textProxyRegistry.get(e),o||(o=new Map,this._textProxyRegistry.set(e,o)),r=o.get(t),r||(r=new Map,o.set(t,r)),r.set(n,i),i}}function ca(e){const t=e.split(":");return"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}class la{constructor(e){this.conversionApi=Object.assign({dispatcher:this},e),this._reconversionEventsMapping=new Map}convertChanges(e,t,n){for(const t of e.getMarkersToRemove())this.convertMarkerRemove(t.name,t.range,n);const i=this._mapChangesWithAutomaticReconversion(e);for(const e of i)"insert"===e.type?this.convertInsert(ra._createFromPositionAndShift(e.position,e.length),n):"remove"===e.type?this.convertRemove(e.position,e.length,e.name,n):"reconvert"===e.type?this.reconvertElement(e.element,n):this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);for(const e of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this.convertMarkerRemove(e,i,n),this.convertMarkerAdd(e,i,n)}for(const t of e.getMarkersToAdd())this.convertMarkerAdd(t.name,t.range,n)}convertInsert(e,t){this.conversionApi.writer=t,this.conversionApi.consumable=this._createInsertConsumable(e);for(const t of Array.from(e).map(da))this._convertInsertWithAttributes(t);this._clearConversionApi()}convertRemove(e,t,n,i){this.conversionApi.writer=i,this.fire("remove:"+n,{position:e,length:t},this.conversionApi),this._clearConversionApi()}convertAttribute(e,t,n,i,o){this.conversionApi.writer=o,this.conversionApi.consumable=this._createConsumableForRange(e,"attribute:"+t);for(const o of e){const e={item:o.item,range:ra._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:t,attributeOldValue:n,attributeNewValue:i};this._testAndFire("attribute:"+t,e)}this._clearConversionApi()}reconvertElement(e,t){const n=ra._createOn(e);this.conversionApi.writer=t,this.conversionApi.consumable=this._createInsertConsumable(n);const i=this.conversionApi.mapper,o=i.toViewElement(e);t.remove(o),this._convertInsertWithAttributes({item:e,range:n});const r=i.toViewElement(e);for(const n of ra._createIn(e)){const{item:e}=n,o=ha(e,i);o?o.root!==r.root&&t.move(t.createRangeOn(o),i.toViewPosition(ta._createBefore(e))):this._convertInsertWithAttributes(da(n))}i.unbindViewElement(o),this._clearConversionApi()}convertSelection(e,t,n){const i=Array.from(t.getMarkersAtPosition(e.getFirstPosition()));if(this.conversionApi.writer=n,this.conversionApi.consumable=this._createSelectionConsumable(e,i),this.fire("selection",{selection:e},this.conversionApi),e.isCollapsed){for(const t of i){const n=t.getRange();if(!ua(e.getFirstPosition(),t,this.conversionApi.mapper))continue;const i={item:e,markerName:t.name,markerRange:n};this.conversionApi.consumable.test(e,"addMarker:"+t.name)&&this.fire("addMarker:"+t.name,i,this.conversionApi)}for(const t of e.getAttributeKeys()){const n={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};this.conversionApi.consumable.test(e,"attribute:"+n.attributeKey)&&this.fire("attribute:"+n.attributeKey+":$text",n,this.conversionApi)}this._clearConversionApi()}else this._clearConversionApi()}convertMarkerAdd(e,t,n){if("$graveyard"==t.root.rootName)return;this.conversionApi.writer=n;const i="addMarker:"+e,o=new aa;if(o.add(t,i),this.conversionApi.consumable=o,this.fire(i,{markerName:e,markerRange:t},this.conversionApi),o.test(t,i)){this.conversionApi.consumable=this._createConsumableForRange(t,i);for(const n of t.getItems()){if(!this.conversionApi.consumable.test(n,i))continue;const o={item:n,range:ra._createOn(n),markerName:e,markerRange:t};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}else this._clearConversionApi()}convertMarkerRemove(e,t,n){"$graveyard"!=t.root.rootName&&(this.conversionApi.writer=n,this.fire("removeMarker:"+e,{markerName:e,markerRange:t},this.conversionApi),this._clearConversionApi())}_mapReconversionTriggerEvent(e,t){this._reconversionEventsMapping.set(t,e)}_createInsertConsumable(e){const t=new aa;for(const n of e){const e=n.item;t.add(e,"insert");for(const n of e.getAttributeKeys())t.add(e,"attribute:"+n)}return t}_createConsumableForRange(e,t){const n=new aa;for(const i of e.getItems())n.add(i,t);return n}_createSelectionConsumable(e,t){const n=new aa;n.add(e,"selection");for(const i of t)n.add(e,"addMarker:"+i.name);for(const t of e.getAttributeKeys())n.add(e,"attribute:"+t);return n}_testAndFire(e,t){this.conversionApi.consumable.test(t.item,e)&&this.fire(function(e,t){const n=t.item.name||"$text";return`${e}:${n}`}(e,t),t,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer,delete this.conversionApi.consumable}_convertInsertWithAttributes(e){this._testAndFire("insert",e);for(const t of e.item.getAttributeKeys())e.attributeKey=t,e.attributeOldValue=null,e.attributeNewValue=e.item.getAttribute(t),this._testAndFire("attribute:"+t,e)}_mapChangesWithAutomaticReconversion(e){const t=new Set,n=[];for(const i of e.getChanges()){const e=i.position||i.range.start,o=e.parent;if(na(e,o)){n.push(i);continue}const r="attribute"===i.type?ia(e,o,null):o;if(r.is("$text")){n.push(i);continue}let s;if(s="attribute"===i.type?`attribute:${i.attributeKey}:${r.name}`:`${i.type}:${i.name}`,this._isReconvertTriggerEvent(s,r.name)){if(t.has(r))continue;t.add(r),n.push({type:"reconvert",element:r})}else n.push(i)}return n}_isReconvertTriggerEvent(e,t){return this._reconversionEventsMapping.get(e)===t}}function ua(e,t,n){const i=t.getRange(),o=Array.from(e.getAncestors());o.shift(),o.reverse();return!o.some(e=>{if(i.containsItem(e)){return!!n.toViewElement(e).getCustomProperty("addHighlight")}})}function da(e){return{item:e.item,range:ra._createFromPositionAndShift(e.previousPosition,e.length)}}function ha(e,t){if(e.is("textProxy")){const n=t.toViewPosition(ta._createBefore(e)).parent;return n.is("$text")?n:null}return t.toViewElement(e)}Ke(la,d);class fa{constructor(e,t,n){this._lastRangeBackward=!1,this._ranges=[],this._attrs=new Map,e&&this.setTo(e,t,n)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let n=!1;for(const i of e._ranges)if(t.isEqual(i)){n=!0;break}if(!n)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new ra(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new ra(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new ra(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(e,t,n){if(null===e)this._setRanges([]);else if(e instanceof fa)this._setRanges(e.getRanges(),e.isBackward);else if(e&&"function"==typeof e.getRanges)this._setRanges(e.getRanges(),e.isBackward);else if(e instanceof ra)this._setRanges([e],!!t&&!!t.backward);else if(e instanceof ta)this._setRanges([new ra(e)]);else if(e instanceof Gs){const i=!!n&&!!n.backward;let o;if("in"==t)o=ra._createIn(e);else if("on"==t)o=ra._createOn(e);else{if(void 0===t)throw new c.a("model-selection-setto-required-second-parameter",[this,e]);o=new ra(ta._createAt(e,t))}this._setRanges([o],i)}else{if(!Zn(e))throw new c.a("model-selection-setto-not-selectable",[this,e]);this._setRanges(e,t&&!!t.backward)}}_setRanges(e,t=!1){const n=(e=Array.from(e)).some(t=>{if(!(t instanceof ra))throw new c.a("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every(e=>!e.isEqual(t))});if(e.length!==this._ranges.length||n){this._removeAllRanges();for(const t of e)this._pushRange(t);this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0})}}setFocus(e,t){if(null===this.anchor)throw new c.a("model-selection-setfocus-no-ranges",[this,e]);const n=ta._createAt(e,t);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==n.compareWith(i)?(this._pushRange(new ra(n,i)),this._lastRangeBackward=!0):(this._pushRange(new ra(i,n)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}is(e){return"selection"===e||"model:selection"===e}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const n=ma(t.start,e);n&&ba(n,t)&&(yield n);for(const n of t.getWalker()){const i=n.item;"elementEnd"==n.type&&ga(i,e,t)&&(yield i)}const i=ma(t.end,e);i&&!t.end.isTouching(ta._createAt(i,0))&&ba(i,t)&&(yield i)}}containsEntireContent(e=this.anchor.root){const t=ta._createAt(e,0),n=ta._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new ra(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++)if(e.isIntersecting(this._ranges[t]))throw new c.a("model-selection-range-intersects",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}_removeAllRanges(){for(;this._ranges.length>0;)this._popRange()}_popRange(){this._ranges.pop()}}function pa(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&e.parent)}function ga(e,t,n){return pa(e,t)&&ba(e,n)}function ma(e,t){const n=e.parent.root.document.model.schema,i=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let o=!1;const r=i.find(e=>!o&&(o=n.isLimit(e),!o&&pa(e,t)));return i.forEach(e=>t.add(e)),r}function ba(e,t){const n=function(e){const t=e.root.document.model.schema;let n=e.parent;for(;n;){if(t.isBlock(n))return n;n=n.parent}}(e);if(!n)return!0;return!t.containsRange(ra._createOn(n),!0)}Ke(fa,d);class wa extends ra{constructor(e,t){super(e,t),va.call(this)}detach(){this.stopListening()}is(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e}toRange(){return new ra(this.start,this.end)}static fromRange(e){return new wa(e.start,e.end)}}function va(){this.listenTo(this.root.document.model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&ka.call(this,n)},{priority:"low"})}function ka(e){const t=this.getTransformedByOperation(e),n=ra._createFromRanges(t),i=!n.isEqual(this),o=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let r=null;if(i){"$graveyard"==n.root.rootName&&(r="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=n.start,this.end=n.end,this.fire("change:range",t,{deletionPosition:r})}else o&&this.fire("change:content",this.toRange(),{deletionPosition:r})}Ke(wa,d);class _a{constructor(e){this._selection=new ya(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection._updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}is(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return"selection:"+e}static _isStoreAttributeKey(e){return e.startsWith("selection:")}}Ke(_a,d);class ya extends fa{constructor(e){super(),this.markers=new Xn({idProperty:"name"}),this._model=e.model,this._document=e,this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this.listenTo(this._model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&"marker"!=n.type&&"rename"!=n.type&&"noop"!=n.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))},{priority:"lowest"}),this.on("change:range",()=>{for(const e of this.getRanges())if(!this._document._validateSelectionRange(e))throw new c.a("document-selection-wrong-position",this,{range:e})}),this.listenTo(this._model.markers,"update",(e,t,n,i)=>{this._updateMarker(t,i)}),this.listenTo(this._document,"change",(e,t)=>{!function(e,t){const n=e.document.differ;for(const i of n.getChanges()){if("insert"!=i.type)continue;const n=i.position.parent;i.length===n.maxOffset&&e.enqueueChange(t,e=>{const t=Array.from(n.getAttributeKeys()).filter(e=>e.startsWith("selection:"));for(const i of t)e.removeAttribute(i,n)})}}(this._model,t)})}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++)this._ranges[e].detach();this.stopListening()}*getRanges(){this._ranges.length?yield*super.getRanges():yield this._document._getDefaultRange()}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(e,t,n){super.setTo(e,t,n),this._updateAttributes(!0),this._updateMarkers()}setFocus(e,t){super.setFocus(e,t),this._updateAttributes(!0),this._updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}overrideGravity(){const e=s();return this._overriddenGravityRegister.add(e),1===this._overriddenGravityRegister.size&&this._updateAttributes(!0),e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e))throw new c.a("document-selection-gravity-wrong-restore",this,{uid:e});this._overriddenGravityRegister.delete(e),this.isGravityOverridden||this._updateAttributes(!0)}observeMarkers(e){this._observedMarkers.add(e),this._updateMarkers()}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);t&&this._ranges.push(t)}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=wa.fromRange(e);return t.on("change:range",(e,n,i)=>{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=i.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}}),t}_updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const n=t.name.split(":",1)[0];if(!this._observedMarkers.has(n))continue;const i=t.getRange();for(const n of this.getRanges())i.containsRange(n,!n.isCollapsed)&&e.push(t)}const n=Array.from(this.markers);for(const n of e)this.markers.has(n)||(this.markers.add(n),t=!0);for(const n of Array.from(this.markers))e.includes(n)||(this.markers.remove(n),t=!0);t&&this.fire("change:marker",{oldMarkers:n,directChange:!1})}_updateMarker(e,t){const n=e.name.split(":",1)[0];if(!this._observedMarkers.has(n))return;let i=!1;const o=Array.from(this.markers),r=this.markers.has(e);if(t){let n=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){n=!0;break}n&&!r?(this.markers.add(e),i=!0):!n&&r&&(this.markers.remove(e),i=!0)}else r&&(this.markers.remove(e),i=!0);i&&this.fire("change:marker",{oldMarkers:o,directChange:!1})}_updateAttributes(e){const t=fi(this._getSurroundingAttributes()),n=fi(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const i=[];for(const[e,t]of this.getAttributes())n.has(e)&&n.get(e)===t||i.push(e);for(const[e]of n)this.hasAttribute(e)||i.push(e);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(e,t,n=!0){const i=n?"normal":"low";if("low"==i&&"normal"==this._attributePriority.get(e))return!1;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,i),!0)}_removeAttribute(e,t=!0){const n=t?"normal":"low";return("low"!=n||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,n),!!super.hasAttribute(e)&&(this._attrs.delete(e),!0))}_setAttributesTo(e){const t=new Set;for(const[t,n]of this.getAttributes())e.get(t)!==n&&this._removeAttribute(t,!1);for(const[n,i]of e){this._setAttribute(n,i,!1)&&t.add(n)}return t}*_getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith("selection:")){const n=t.substr("selection:".length);yield[n,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;let n=null;if(this.isCollapsed){const i=e.textNode?e.textNode:e.nodeBefore,o=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(n=xa(i)),n||(n=xa(o)),!this.isGravityOverridden&&!n){let e=i;for(;e&&!t.isInline(e)&&!n;)e=e.previousSibling,n=xa(e)}if(!n){let e=o;for(;e&&!t.isInline(e)&&!n;)e=e.nextSibling,n=xa(e)}n||(n=this._getStoredAttributes())}else{const e=this.getFirstRange();for(const i of e){if(i.item.is("element")&&t.isObject(i.item))break;if("text"==i.type){n=i.item.getAttributes();break}}}return n}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function xa(e){return e instanceof Qs||e instanceof Ks?e.getAttributes():null}class Aa{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}var Ca=function(e){return $n(e,5)};class Ea extends Aa{elementToElement(e){return this.add(function(e){return(e=Ca(e)).view=Pa(e.view,"container"),t=>{var n;if(t.on("insert:"+e.model,(n=e.view,(e,t,i)=>{const o=n(t.item,i);if(!o)return;if(!i.consumable.consume(t.item,"insert"))return;const r=i.mapper.toViewPosition(t.range.start);i.mapper.bindElements(t.item,o),i.writer.insert(r,o)}),{priority:e.converterPriority||"normal"}),e.triggerBy){if(e.triggerBy.attributes)for(const n of e.triggerBy.attributes)t._mapReconversionTriggerEvent(e.model,`attribute:${n}:${e.model}`);if(e.triggerBy.children)for(const n of e.triggerBy.children)t._mapReconversionTriggerEvent(e.model,"insert:"+n),t._mapReconversionTriggerEvent(e.model,"remove:"+n)}}}(e))}attributeToElement(e){return this.add(function(e){e=Ca(e);let t="attribute:"+(e.model.key?e.model.key:e.model);e.model.name&&(t+=":"+e.model.name);if(e.model.values)for(const t of e.model.values)e.view[t]=Pa(e.view[t],"attribute");else e.view=Pa(e.view,"attribute");const n=Ia(e);return i=>{i.on(t,function(e){return(t,n,i)=>{const o=e(n.attributeOldValue,i),r=e(n.attributeNewValue,i);if(!o&&!r)return;if(!i.consumable.consume(n.item,t.name))return;const s=i.writer,a=s.document.selection;if(n.item instanceof fa||n.item instanceof _a)s.wrap(a.getFirstRange(),r);else{let e=i.mapper.toViewRange(n.range);null!==n.attributeOldValue&&o&&(e=s.unwrap(e,o)),null!==n.attributeNewValue&&r&&s.wrap(e,r)}}}(n),{priority:e.converterPriority||"normal"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Ca(e);let t="attribute:"+(e.model.key?e.model.key:e.model);e.model.name&&(t+=":"+e.model.name);if(e.model.values)for(const t of e.model.values)e.view[t]=Ma(e.view[t]);else e.view=Ma(e.view);const n=Ia(e);return i=>{var o;i.on(t,(o=n,(e,t,n)=>{const i=o(t.attributeOldValue,n),r=o(t.attributeNewValue,n);if(!i&&!r)return;if(!n.consumable.consume(t.item,e.name))return;const s=n.mapper.toViewElement(t.item),a=n.writer;if(!s)throw new c.a("conversion-attribute-to-attribute-on-text",[t,n]);if(null!==t.attributeOldValue&&i)if("class"==i.key){const e=ti(i.value);for(const t of e)a.removeClass(t,s)}else if("style"==i.key){const e=Object.keys(i.value);for(const t of e)a.removeStyle(t,s)}else a.removeAttribute(i.key,s);if(null!==t.attributeNewValue&&r)if("class"==r.key){const e=ti(r.value);for(const t of e)a.addClass(t,s)}else if("style"==r.key){const e=Object.keys(r.value);for(const t of e)a.setStyle(t,r.value[t],s)}else a.setAttribute(r.key,r.value,s)}),{priority:e.converterPriority||"normal"})}}(e))}markerToElement(e){return this.add(function(e){return(e=Ca(e)).view=Pa(e.view,"ui"),t=>{var n;t.on("addMarker:"+e.model,(n=e.view,(e,t,i)=>{t.isOpening=!0;const o=n(t,i);t.isOpening=!1;const r=n(t,i);if(!o||!r)return;const s=t.markerRange;if(s.isCollapsed&&!i.consumable.consume(s,e.name))return;for(const t of s)if(!i.consumable.consume(t.item,e.name))return;const a=i.mapper,c=i.writer;c.insert(a.toViewPosition(s.start),o),i.mapper.bindElementToMarker(o,t.markerName),s.isCollapsed||(c.insert(a.toViewPosition(s.end),r),i.mapper.bindElementToMarker(r,t.markerName)),e.stop()}),{priority:e.converterPriority||"normal"}),t.on("removeMarker:"+e.model,(e.view,(e,t,n)=>{const i=n.mapper.markerNameToElements(t.markerName);if(i){for(const e of i)n.mapper.unbindElementFromMarkerName(e,t.markerName),n.writer.clear(n.writer.createRangeOn(e),e);n.writer.clearClonedElementsGroup(t.markerName),e.stop()}}),{priority:e.converterPriority||"normal"})}}(e))}markerToHighlight(e){return this.add(function(e){return t=>{var n;t.on("addMarker:"+e.model,(n=e.view,(e,t,i)=>{if(!t.item)return;if(!(t.item instanceof fa||t.item instanceof _a||t.item.is("$textProxy")))return;const o=Oa(n,t,i);if(!o)return;if(!i.consumable.consume(t.item,e.name))return;const r=i.writer,s=Ta(r,o),a=r.document.selection;if(t.item instanceof fa||t.item instanceof _a)r.wrap(a.getFirstRange(),s,a);else{const e=i.mapper.toViewRange(t.range),n=r.wrap(e,s);for(const e of n.getItems())if(e.is("attributeElement")&&e.isSimilar(s)){i.mapper.bindElementToMarker(e,t.markerName);break}}}),{priority:e.converterPriority||"normal"}),t.on("addMarker:"+e.model,function(e){return(t,n,i)=>{if(!n.item)return;if(!(n.item instanceof Zs))return;const o=Oa(e,n,i);if(!o)return;if(!i.consumable.test(n.item,t.name))return;const r=i.mapper.toViewElement(n.item);if(r&&r.getCustomProperty("addHighlight")){i.consumable.consume(n.item,t.name);for(const e of ra._createIn(n.item))i.consumable.consume(e.item,t.name);r.getCustomProperty("addHighlight")(r,o,i.writer),i.mapper.bindElementToMarker(r,n.markerName)}}}(e.view),{priority:e.converterPriority||"normal"}),t.on("removeMarker:"+e.model,function(e){return(t,n,i)=>{if(n.markerRange.isCollapsed)return;const o=Oa(e,n,i);if(!o)return;const r=Ta(i.writer,o),s=i.mapper.markerNameToElements(n.markerName);if(s){for(const e of s)i.mapper.unbindElementFromMarkerName(e,n.markerName),e.is("attributeElement")?i.writer.unwrap(i.writer.createRangeOn(e),r):e.getCustomProperty("removeHighlight")(e,o.id,i.writer);i.writer.clearClonedElementsGroup(n.markerName),t.stop()}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}markerToData(e){return this.add(function(e){const t=(e=Ca(e)).model;e.view||(e.view=n=>({group:t,name:n.substr(e.model.length+1)}));return n=>{var i;n.on("addMarker:"+t,(i=e.view,(e,t,n)=>{const o=i(t.markerName,n);if(!o)return;const r=t.markerRange;n.consumable.consume(r,e.name)&&(Sa(r,!1,n,t,o),Sa(r,!0,n,t,o),e.stop())}),{priority:e.converterPriority||"normal"}),n.on("removeMarker:"+t,function(e){return(t,n,i)=>{const o=e(n.markerName,i);if(!o)return;const r=i.mapper.markerNameToElements(n.markerName);if(r){for(const e of r)i.mapper.unbindElementFromMarkerName(e,n.markerName),e.is("containerElement")?(s(`data-${o.group}-start-before`,e),s(`data-${o.group}-start-after`,e),s(`data-${o.group}-end-before`,e),s(`data-${o.group}-end-after`,e)):i.writer.clear(i.writer.createRangeOn(e),e);i.writer.clearClonedElementsGroup(n.markerName),t.stop()}function s(e,t){if(t.hasAttribute(e)){const n=new Set(t.getAttribute(e).split(","));n.delete(o.name),0==n.size?i.writer.removeAttribute(e,t):i.writer.setAttribute(e,Array.from(n).join(","),t)}}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}}function Ta(e,t){const n=e.createAttributeElement("span",t.attributes);return t.classes&&n._addClass(t.classes),"number"==typeof t.priority&&(n._priority=t.priority),n._id=t.id,n}function Sa(e,t,n,i,o){const r=t?e.start:e.end,s=r.nodeAfter&&r.nodeAfter.is("element")?r.nodeAfter:null,a=r.nodeBefore&&r.nodeBefore.is("element")?r.nodeBefore:null;if(s||a){let e,r;t&&s||!t&&!a?(e=s,r=!0):(e=a,r=!1);const c=n.mapper.toViewElement(e);if(c)return void function(e,t,n,i,o,r){const s=`data-${r.group}-${t?"start":"end"}-${n?"before":"after"}`,a=e.hasAttribute(s)?e.getAttribute(s).split(","):[];a.unshift(r.name),i.writer.setAttribute(s,a.join(","),e),i.mapper.bindElementToMarker(e,o.markerName)}(c,t,r,n,i,o)}!function(e,t,n,i,o){const r=`${o.group}-${t?"start":"end"}`,s=o.name?{name:o.name}:null,a=n.writer.createUIElement(r,s);n.writer.insert(e,a),n.mapper.bindElementToMarker(a,i.markerName)}(n.mapper.toViewPosition(r),t,n,i,o)}function Pa(e,t){return"function"==typeof e?e:(n,i)=>function(e,t,n){"string"==typeof e&&(e={name:e});let i;const o=t.writer,r=Object.assign({},e.attributes);if("container"==n)i=o.createContainerElement(e.name,r);else if("attribute"==n){const t={priority:e.priority||xo.DEFAULT_PRIORITY};i=o.createAttributeElement(e.name,r,t)}else i=o.createUIElement(e.name,r);if(e.styles){const t=Object.keys(e.styles);for(const n of t)o.setStyle(n,e.styles[n],i)}if(e.classes){const t=e.classes;if("string"==typeof t)o.addClass(t,i);else for(const e of t)o.addClass(e,i)}return i}(e,i,t)}function Ia(e){return e.model.values?(t,n)=>{const i=e.view[t];return i?i(t,n):null}:e.view}function Ma(e){return"string"==typeof e?t=>({key:e,value:t}):"object"==typeof e?e.value?()=>e:t=>({key:e.key,value:t}):e}function Oa(e,t,n){const i="function"==typeof e?e(t,n):e;return i?(i.priority||(i.priority=10),i.id||(i.id=t.markerName),i):null}function Ra(e){const{schema:t,document:n}=e.model;for(const i of n.getRootNames()){const o=n.getRoot(i);if(o.isEmpty&&!t.checkChild(o,"$text")&&t.checkChild(o,"paragraph"))return e.insertElement("paragraph",o),!0}return!1}function Na(e,t,n){const i=n.createContext(e);return!!n.checkChild(i,"paragraph")&&!!n.checkChild(i.push("paragraph"),t)}function ja(e,t){const n=t.createElement("paragraph");return t.insert(n,e),t.createPositionAt(n,0)}class za extends Aa{elementToElement(e){return this.add(La(e))}elementToAttribute(e){return this.add(function(e){Ba(e=Ca(e));const t=Fa(e,!1),n=Da(e.view),i=n?"element:"+n:"element";return n=>{n.on(i,t,{priority:e.converterPriority||"low"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Ca(e);let t=null;("string"==typeof e.view||e.view.key)&&(t=function(e){"string"==typeof e.view&&(e.view={key:e.view});const t=e.view.key;let n;if("class"==t||"style"==t){n={["class"==t?"classes":"styles"]:e.view.value}}else{const i=void 0===e.view.value?/[\s\S]*/:e.view.value;n={attributes:{[t]:i}}}e.view.name&&(n.name=e.view.name);return e.view=n,t}(e));Ba(e,t);const n=Fa(e,!0);return t=>{t.on("element",n,{priority:e.converterPriority||"low"})}}(e))}elementToMarker(e){return this.add(function(e){return function(e){const t=e.model;e.model=(e,n)=>{const i="string"==typeof t?t:t(e,n);return n.writer.createElement("$marker",{"data-name":i})}}(e=Ca(e)),La(e)}(e))}dataToMarker(e){return this.add(function(e){(e=Ca(e)).model||(e.model=t=>t?e.view+":"+t:e.view);const t=Va(Ha(e,"start")),n=Va(Ha(e,"end"));return i=>{i.on("element:"+e.view+"-start",t,{priority:e.converterPriority||"normal"}),i.on("element:"+e.view+"-end",n,{priority:e.converterPriority||"normal"});const o=a.get("low"),r=a.get("highest"),s=a.get(e.converterPriority)/r;i.on("element",function(e){return(t,n,i)=>{const o="data-"+e.view;function r(t,o){for(const r of o){const o=e.model(r,i),s=i.writer.createElement("$marker",{"data-name":o});i.writer.insert(s,t),n.modelCursor.isEqual(t)?n.modelCursor=n.modelCursor.getShiftedBy(1):n.modelCursor=n.modelCursor._getTransformedByInsertion(t,1),n.modelRange=n.modelRange._getTransformedByInsertion(t,1)[0]}}(i.consumable.test(n.viewItem,{attributes:o+"-end-after"})||i.consumable.test(n.viewItem,{attributes:o+"-start-after"})||i.consumable.test(n.viewItem,{attributes:o+"-end-before"})||i.consumable.test(n.viewItem,{attributes:o+"-start-before"}))&&(n.modelRange||Object.assign(n,i.convertChildren(n.viewItem,n.modelCursor)),i.consumable.consume(n.viewItem,{attributes:o+"-end-after"})&&r(n.modelRange.end,n.viewItem.getAttribute(o+"-end-after").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-start-after"})&&r(n.modelRange.end,n.viewItem.getAttribute(o+"-start-after").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-end-before"})&&r(n.modelRange.start,n.viewItem.getAttribute(o+"-end-before").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-start-before"})&&r(n.modelRange.start,n.viewItem.getAttribute(o+"-start-before").split(",")))}}(e),{priority:o+s})}}(e))}}function La(e){const t=Va(e=Ca(e)),n=Da(e.view),i=n?"element:"+n:"element";return n=>{n.on(i,t,{priority:e.converterPriority||"normal"})}}function Da(e){return"string"==typeof e?e:"object"==typeof e&&"string"==typeof e.name?e.name:null}function Va(e){const t=new pi(e.view);return(n,i,o)=>{const r=t.match(i.viewItem);if(!r)return;const s=r.match;if(s.name=!0,!o.consumable.test(i.viewItem,s))return;const a=function(e,t,n){return e instanceof Function?e(t,n):n.writer.createElement(e)}(e.model,i.viewItem,o);a&&o.safeInsert(a,i.modelCursor)&&(o.consumable.consume(i.viewItem,s),o.convertChildren(i.viewItem,a),o.updateConversionResult(a,i))}}function Ba(e,t=null){const n=null===t||(e=>e.getAttribute(t)),i="object"!=typeof e.model?e.model:e.model.key,o="object"!=typeof e.model||void 0===e.model.value?n:e.model.value;e.model={key:i,value:o}}function Fa(e,t){const n=new pi(e.view);return(i,o,r)=>{const s=n.match(o.viewItem);if(!s)return;if(!function(e,t){const n="function"==typeof e?e(t):e;if("object"==typeof n&&!Da(n))return!1;return!n.classes&&!n.attributes&&!n.styles}(e.view,o.viewItem)?delete s.match.name:s.match.name=!0,!r.consumable.test(o.viewItem,s.match))return;const a=e.model.key,c="function"==typeof e.model.value?e.model.value(o.viewItem,r):e.model.value;if(null===c)return;o.modelRange||Object.assign(o,r.convertChildren(o.viewItem,o.modelCursor));(function(e,t,n,i){let o=!1;for(const r of Array.from(e.getItems({shallow:n})))i.schema.checkAttribute(r,t.key)&&(o=!0,r.hasAttribute(t.key)||i.writer.setAttribute(t.key,t.value,r));return o})(o.modelRange,{key:a,value:c},t,r)&&r.consumable.consume(o.viewItem,s.match)}}function Ha(e,t){const n={};return n.view=e.view+"-"+t,n.model=(t,n)=>{const i=t.getAttribute("name"),o=e.model(i,n);return n.writer.createElement("$marker",{"data-name":o})},n}class Ua{constructor(e,t){this.model=e,this.view=new Ys(t),this.mapper=new sa,this.downcastDispatcher=new la({mapper:this.mapper,schema:e.schema});const n=this.model.document,i=n.selection,o=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(!0)},{priority:"highest"}),this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(!1)},{priority:"lowest"}),this.listenTo(n,"change",()=>{this.view.change(e=>{this.downcastDispatcher.convertChanges(n.differ,o,e),this.downcastDispatcher.convertSelection(i,o,e)})},{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(n,i)=>{const o=i.newSelection,r=[];for(const e of o.getRanges())r.push(t.toModelRange(e));const s=e.createSelection(r,{backward:o.isBackward});s.isEqual(e.document.selection)||e.change(e=>{e.setSelection(s)})}}(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",(e,t,n)=>{if(!n.consumable.consume(t.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(t.range.start),r=i.createText(t.item.data);i.insert(o,r)},{priority:"lowest"}),this.downcastDispatcher.on("remove",(e,t,n)=>{const i=n.mapper.toViewPosition(t.position),o=t.position.getShiftedBy(t.length),r=n.mapper.toViewPosition(o,{isPhantom:!0}),s=n.writer.createRange(i,r),a=n.writer.remove(s.getTrimmed());for(const e of n.writer.createRangeIn(a).getItems())n.mapper.unbindViewElement(e)},{priority:"low"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=n.writer,o=i.document.selection;for(const e of o.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&n.writer.mergeAttributes(e.start);i.setSelection(null)},{priority:"high"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=t.selection;if(i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=[];for(const e of i.getRanges()){const t=n.mapper.toViewRange(e);o.push(t)}n.writer.setSelection(o,{backward:i.isBackward})},{priority:"low"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=t.selection;if(!i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=n.writer,r=i.getFirstPosition(),s=n.mapper.toViewPosition(r),a=o.breakAttributes(s);o.setSelection(a)},{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using(e=>{if("$graveyard"==e.rootName)return null;const t=new so(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t})}destroy(){this.view.destroy(),this.stopListening()}}Ke(Ua,Ue);class Wa{constructor(){this._commands=new Map}add(e,t){this._commands.set(e,t)}get(e){return this._commands.get(e)}execute(e,...t){const n=this.get(e);if(!n)throw new c.a("commandcollection-command-not-found",this,{commandName:e});return n.execute(...t)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const e of this.commands())e.destroy()}}class qa{constructor(){this._consumables=new Map}add(e,t){let n;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?n=this._consumables.get(e):(n=new $a(e),this._consumables.set(e,n)),n.add(t))}test(e,t){const n=this._consumables.get(e);return void 0===n?null:e.is("$text")||e.is("documentFragment")?n:n.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const n=this._consumables.get(e);void 0!==n&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):n.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},n=e.getAttributeKeys();for(const e of n)"style"!=e&&"class"!=e&&t.attributes.push(e);const i=e.getClassNames();for(const e of i)t.classes.push(e);const o=e.getStyleNames();for(const e of o)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new qa(e)),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,qa.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const n of e.getChildren())t=qa.createFrom(n,t);return t}}class $a{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t in this._consumables)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t in this._consumables)if(t in e){const n=this._test(t,e[t]);if(!0!==n)return n}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t in this._consumables)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t in this._consumables)t in e&&this._revert(t,e[t])}_add(e,t){const n=ke(t)?t:[t],i=this._consumables[e];for(const t of n){if("attributes"===e&&("class"===t||"style"===t))throw new c.a("viewconsumable-invalid-attribute",this);if(i.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!0)}}_test(e,t){const n=ke(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){const e=i.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",n=this._test(e,[...this._consumables[e].keys()]);if(!0!==n)return n}return!0}_consume(e,t){const n=ke(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){if(i.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const n=ke(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){!1===i.get(t)&&i.set(t,!0)}else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class Ya{constructor(){this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",(e,t)=>{t[0]=new Ga(t[0])},{priority:"highest"}),this.on("checkChild",(e,t)=>{t[0]=new Ga(t[0]),t[1]=this.getDefinition(t[1])},{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new c.a("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new c.a("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:e.is&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(t,e)}checkAttribute(e,t){const n=this.getDefinition(e.last);return!!n&&n.allowAttributes.includes(t)}checkMerge(e,t=null){if(e instanceof ta){const t=e.nodeBefore,n=e.nodeAfter;if(!(t instanceof Zs))throw new c.a("schema-check-merge-no-element-before",this);if(!(n instanceof Zs))throw new c.a("schema-check-merge-no-element-after",this);return this.checkMerge(t,n)}for(const n of t.getChildren())if(!this.checkChild(e,n))return!1;return!0}addChildCheck(e){this.on("checkChild",(t,[n,i])=>{if(!i)return;const o=e(n,i);"boolean"==typeof o&&(t.stop(),t.return=o)},{priority:"high"})}addAttributeCheck(e){this.on("checkAttribute",(t,[n,i])=>{const o=e(n,i);"boolean"==typeof o&&(t.stop(),t.return=o)},{priority:"high"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof ta)t=e.parent;else{t=(e instanceof ra?[e]:Array.from(e.getRanges())).reduce((e,t)=>{const n=t.getCommonAncestor();return e?e.getCommonAncestor(n,{includeSelf:!0}):n},null)}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const n=[...e.getFirstPosition().getAncestors(),new Ks("",e.getAttributes())];return this.checkAttribute(n,t)}{const n=e.getRanges();for(const e of n)for(const n of e)if(this.checkAttribute(n.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const n of e)yield*this._getValidRangesForRange(n,t)}getNearestSelectionRange(e,t="both"){if(this.checkChild(e,"$text"))return new ra(e);let n,i;const o=e.getAncestors().reverse().find(e=>this.isLimit(e))||e.root;"both"!=t&&"backward"!=t||(n=new Xs({boundaries:ra._createIn(o),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(i=new Xs({boundaries:ra._createIn(o),startPosition:e}));for(const e of function*(e,t){let n=!1;for(;!n;){if(n=!0,e){const t=e.next();t.done||(n=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(n=!1,yield{walker:t,value:e.value})}}}(n,i)){const t=e.walker==n?"elementEnd":"elementStart",i=e.value;if(i.type==t&&this.isObject(i.item))return ra._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new ra(i.nextPosition)}return null}findAllowedParent(e,t){let n=e.parent;for(;n;){if(this.checkChild(n,t))return n;if(this.isLimit(n))return null;n=n.parent}return null}removeDisallowedAttributes(e,t){for(const n of e)if(n.is("$text"))ac(this,n,t);else{const e=ra._createIn(n).getPositions();for(const n of e){ac(this,n.nodeBefore||n.parent,t)}}}createContext(e){return new Ga(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,n=Object.keys(t);for(const i of n)e[i]=Ka(t[i],i);for(const t of n)Qa(e,t);for(const t of n)Ja(e,t);for(const t of n)Za(e,t);for(const t of n)Xa(e,t),ec(e,t);for(const t of n)tc(e,t),nc(e,t),ic(e,t);this._compiledDefinitions=e}_checkContextMatch(e,t,n=t.length-1){const i=t.getItem(n);if(e.allowIn.includes(i.name)){if(0==n)return!0;{const e=this.getDefinition(i);return this._checkContextMatch(e,t,n-1)}}return!1}*_getValidRangesForRange(e,t){let n=e.start,i=e.start;for(const o of e.getItems({shallow:!0}))o.is("element")&&(yield*this._getValidRangesForRange(ra._createIn(o),t)),this.checkAttribute(o,t)||(n.isEqual(i)||(yield new ra(n,i)),n=ta._createAfter(o)),i=ta._createAfter(o);n.isEqual(i)||(yield new ra(n,i))}}Ke(Ya,Ue);class Ga{constructor(e){if(e instanceof Ga)return e;"string"==typeof e?e=[e]:Array.isArray(e)||(e=e.getAncestors({includeSelf:!0})),this._items=e.map(sc)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new Ga([e]);return t._items=[...this._items,...t._items],t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map(e=>e.name)}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function Ka(e,t){const n={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],allowChildren:[],inheritTypesFrom:[]};return function(e,t){for(const n of e){const e=Object.keys(n).filter(e=>e.startsWith("is"));for(const i of e)t[i]=n[i]}}(e,n),oc(e,n,"allowIn"),oc(e,n,"allowContentOf"),oc(e,n,"allowWhere"),oc(e,n,"allowAttributes"),oc(e,n,"allowAttributesOf"),oc(e,n,"allowChildren"),oc(e,n,"inheritTypesFrom"),function(e,t){for(const n of e){const e=n.inheritAllFrom;e&&(t.allowContentOf.push(e),t.allowWhere.push(e),t.allowAttributesOf.push(e),t.inheritTypesFrom.push(e))}}(e,n),n}function Qa(e,t){const n=e[t];for(const i of n.allowChildren){const n=e[i];n&&n.allowIn.push(t)}n.allowChildren.length=0}function Ja(e,t){for(const n of e[t].allowContentOf)if(e[n]){rc(e,n).forEach(e=>{e.allowIn.push(t)})}delete e[t].allowContentOf}function Za(e,t){for(const n of e[t].allowWhere){const i=e[n];if(i){const n=i.allowIn;e[t].allowIn.push(...n)}}delete e[t].allowWhere}function Xa(e,t){for(const n of e[t].allowAttributesOf){const i=e[n];if(i){const n=i.allowAttributes;e[t].allowAttributes.push(...n)}}delete e[t].allowAttributesOf}function ec(e,t){const n=e[t];for(const t of n.inheritTypesFrom){const i=e[t];if(i){const e=Object.keys(i).filter(e=>e.startsWith("is"));for(const t of e)t in n||(n[t]=i[t])}}delete n.inheritTypesFrom}function tc(e,t){const n=e[t],i=n.allowIn.filter(t=>e[t]);n.allowIn=Array.from(new Set(i))}function nc(e,t){const n=e[t];for(const i of n.allowIn){e[i].allowChildren.push(t)}}function ic(e,t){const n=e[t];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function oc(e,t,n){for(const i of e)"string"==typeof i[n]?t[n].push(i[n]):Array.isArray(i[n])&&t[n].push(...i[n])}function rc(e,t){const n=e[t];return(i=e,Object.keys(i).map(e=>i[e])).filter(e=>e.allowIn.includes(n.name));var i}function sc(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function ac(e,t,n){for(const i of t.getAttributeKeys())e.checkAttribute(t,i)||n.removeAttribute(i,t)}class cc{constructor(e={}){this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this.conversionApi=Object.assign({},e),this.conversionApi.convertItem=this._convertItem.bind(this),this.conversionApi.convertChildren=this._convertChildren.bind(this),this.conversionApi.safeInsert=this._safeInsert.bind(this),this.conversionApi.updateConversionResult=this._updateConversionResult.bind(this),this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this),this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(e,t,n=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let n;for(const i of new Ga(e)){const e={};for(const t of i.getAttributeKeys())e[t]=i.getAttribute(t);const o=t.createElement(i.name,e);n&&t.append(o,n),n=ta._createAt(o,0)}return n}(n,t),this.conversionApi.writer=t,this.conversionApi.consumable=qa.createFrom(e),this.conversionApi.store={};const{modelRange:i}=this._convertItem(e,this._modelCursor),o=t.createDocumentFragment();if(i){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,o);o.markers=function(e,t){const n=new Set,i=new Map,o=ra._createIn(e).getItems();for(const e of o)"$marker"==e.name&&n.add(e);for(const e of n){const n=e.getAttribute("data-name"),o=t.createPositionBefore(e);i.has(n)?i.get(n).end=o.clone():i.set(n,new ra(o.clone())),t.remove(e)}return i}(o,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,o}_convertItem(e,t){const n=Object.assign({viewItem:e,modelCursor:t,modelRange:null});if(e.is("element")?this.fire("element:"+e.name,n,this.conversionApi):e.is("$text")?this.fire("text",n,this.conversionApi):this.fire("documentFragment",n,this.conversionApi),n.modelRange&&!(n.modelRange instanceof ra))throw new c.a("view-conversion-dispatcher-incorrect-result",this);return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(e,t){let n=t.is("position")?t:ta._createAt(t,0);const i=new ra(n);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,n);e.modelRange instanceof ra&&(i.end=e.modelRange.end,n=e.modelCursor)}return{modelRange:i,modelCursor:n}}_safeInsert(e,t){const n=this._splitToAllowedParent(e,t);return!!n&&(this.conversionApi.writer.insert(e,n.position),!0)}_updateConversionResult(e,t){const n=this._getSplitParts(e),i=this.conversionApi.writer;t.modelRange||(t.modelRange=i.createRange(i.createPositionBefore(e),i.createPositionAfter(n[n.length-1])));const o=this._cursorParents.get(e);t.modelCursor=o?i.createPositionAt(o,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:n,writer:i}=this.conversionApi;let o=n.findAllowedParent(t,e);if(o){if(o===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(o)&&(o=null)}if(!o)return Na(t,e,n)?{position:ja(t,i)}:null;const r=this.conversionApi.writer.split(t,o),s=[];for(const e of r.range.getWalker())if("elementEnd"==e.type)s.push(e.item);else{const t=s.pop(),n=e.item;this._registerSplitPair(t,n)}const a=r.range.end.parent;return this._cursorParents.set(e,a),{position:r.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const n=this._splitParts.get(e);this._splitParts.set(t,n),n.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}Ke(cc,d);class lc{getHtml(e){const t=document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class uc{constructor(e){this._domParser=new DOMParser,this._domConverter=new Tr(e,{blockFillerMode:"nbsp"}),this._htmlWriter=new lc}toData(e){const t=this._domConverter.viewToDom(e,document);return this._htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this._domConverter.domToView(t)}registerRawContentMatcher(e){this._domConverter.registerRawContentMatcher(e)}useFillerType(e){this._domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){const t=this._domParser.parseFromString(e,"text/html"),n=t.createDocumentFragment();let i=t.firstChild;for(;!i.isSameNode(t.documentElement);){const e=i;i=i.nextSibling,e.nodeType==Node.COMMENT_NODE&&n.appendChild(e)}const o=t.body.childNodes;for(;o.length>0;)n.appendChild(o[0]);return n}}class dc{constructor(e,t){this.model=e,this.mapper=new sa,this.downcastDispatcher=new la({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",(e,t,n)=>{if(!n.consumable.consume(t.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(t.range.start),r=i.createText(t.item.data);i.insert(o,r)},{priority:"lowest"}),this.upcastDispatcher=new cc({schema:e.schema}),this.viewDocument=new yo(t),this.stylesProcessor=t,this.htmlProcessor=new uc(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new qo(this.viewDocument),this.upcastDispatcher.on("text",(e,t,{schema:n,consumable:i,writer:o})=>{let r=t.modelCursor;if(!i.test(t.viewItem))return;if(!n.checkChild(r,"$text")){if(!Na(r,"$text",n))return;r=ja(r,o)}i.consume(t.viewItem);const s=o.createText(t.viewItem.data);o.insert(s,r),t.modelRange=o.createRange(r,r.getShiftedBy(s.offsetSize)),t.modelCursor=t.modelRange.end},{priority:"lowest"}),this.upcastDispatcher.on("element",(e,t,n)=>{if(!t.modelRange&&n.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=n.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}},{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",(e,t,n)=>{if(!t.modelRange&&n.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=n.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}},{priority:"lowest"}),this.decorate("init"),this.decorate("set"),this.on("init",()=>{this.fire("ready")},{priority:"lowest"}),this.on("ready",()=>{this.model.enqueueChange("transparent",Ra)},{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:n="empty"}=e;if(!this._checkIfRootsExists([t]))throw new c.a("datacontroller-get-non-existent-root",this);const i=this.model.document.getRoot(t);return"empty"!==n||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i,e):""}stringify(e,t={}){const n=this.toView(e,t);return this.processor.toData(n)}toView(e,t={}){const n=this.viewDocument,i=this._viewWriter;this.mapper.clearBindings();const o=ra._createIn(e),r=new Wo(n);this.mapper.bindElements(e,r),this.downcastDispatcher.conversionApi.options=t,this.downcastDispatcher.convertInsert(o,i);const s=e.is("documentFragment")?Array.from(e.markers):function(e){const t=[],n=e.root.document;if(!n)return[];const i=ra._createIn(e);for(const e of n.model.markers){const n=e.getRange(),o=n.isCollapsed,r=n.start.isEqual(i.start)||n.end.isEqual(i.end);if(o&&r)t.push([e.name,n]);else{const o=i.getIntersection(n);o&&t.push([e.name,o])}}return t}(e);for(const[e,t]of s)this.downcastDispatcher.convertMarkerAdd(e,t,i);return delete this.downcastDispatcher.conversionApi.options,r}init(e){if(this.model.document.version)throw new c.a("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new c.a("datacontroller-init-non-existent-root",this);return this.model.enqueueChange("transparent",e=>{for(const n of Object.keys(t)){const i=this.model.document.getRoot(n);e.insert(this.parse(t[n],i),i,0)}}),Promise.resolve()}set(e,t={}){let n={};if("string"==typeof e?n.main=e:n=e,!this._checkIfRootsExists(Object.keys(n)))throw new c.a("datacontroller-set-non-existent-root",this);const i=t.batchType||"default";this.model.enqueueChange(i,e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(n)){const i=this.model.document.getRoot(t);e.remove(e.createRangeIn(i)),e.insert(this.parse(n[t],i),i,0)}})}parse(e,t="$root"){const n=this.processor.toView(e);return this.toModel(n,t)}toModel(e,t="$root"){return this.model.change(n=>this.upcastDispatcher.convert(e,n,t))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRootNames().includes(t))return!1;return!0}}Ke(dc,Ue);class hc{constructor(e,t){this._helpers=new Map,this._downcast=ti(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=ti(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const n=this._downcast.includes(t);if(!this._upcast.includes(t)&&!n)throw new c.a("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:n})}for(e){if(!this._helpers.has(e))throw new c.a("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:n}of fc(e))this.for("upcast").elementToElement({model:t,view:n,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:n}of fc(e))this.for("upcast").elementToAttribute({view:n,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:n}of fc(e))this.for("upcast").attributeToAttribute({view:n,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:n}){if(this._helpers.has(e))throw new c.a("conversion-group-exists",this);const i=n?new Ea(t):new za(t);this._helpers.set(e,i)}}function*fc(e){if(e.model.values)for(const t of e.model.values){const n={key:e.model.key,value:t},i=e.view[t],o=e.upcastAlso?e.upcastAlso[t]:void 0;yield*pc(n,i,o)}else yield*pc(e.model,e.view,e.upcastAlso)}function*pc(e,t,n){if(yield{model:e,view:t},n)for(const t of ti(n))yield{model:e,view:t}}class gc{constructor(e="default"){this.operations=[],this.type=e}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}class mc{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e){return new this(e.baseVersion)}}class bc{constructor(e){this.markers=new Map,this._children=new Js,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}is(e){return"documentFragment"===e||"model:documentFragment"===e}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const n of e)t=t.getChild(t.offsetToIndex(n));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const n of e)n.name?t.push(Zs.fromJSON(n)):t.push(Ks.fromJSON(n));return new bc(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=function(e){if("string"==typeof e)return[new Ks(e)];Zn(e)||(e=[e]);return Array.from(e).map(e=>"string"==typeof e?new Ks(e):e instanceof Qs?new Ks(e.data,e.getAttributes()):e)}(t);for(const e of n)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n)e.parent=null;return n}}function wc(e,t){const n=(t=_c(t)).reduce((e,t)=>e+t.offsetSize,0),i=e.parent;xc(e);const o=e.index;return i._insertChild(o,t),yc(i,o+t.length),yc(i,o),new ra(e,e.getShiftedBy(n))}function vc(e){if(!e.isFlat)throw new c.a("operation-utils-remove-range-not-flat",this);const t=e.start.parent;xc(e.start),xc(e.end);const n=t._removeChildren(e.start.index,e.end.index-e.start.index);return yc(t,e.start.index),n}function kc(e,t){if(!e.isFlat)throw new c.a("operation-utils-move-range-not-flat",this);const n=vc(e);return wc(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),n)}function _c(e){const t=[];e instanceof Array||(e=[e]);for(let n=0;n<e.length;n++)if("string"==typeof e[n])t.push(new Ks(e[n]));else if(e[n]instanceof Qs)t.push(new Ks(e[n].data,e[n].getAttributes()));else if(e[n]instanceof bc||e[n]instanceof Js)for(const i of e[n])t.push(i);else e[n]instanceof Gs&&t.push(e[n]);for(let e=1;e<t.length;e++){const n=t[e],i=t[e-1];n instanceof Ks&&i instanceof Ks&&Ac(n,i)&&(t.splice(e-1,2,new Ks(i.data+n.data,i.getAttributes())),e--)}return t}function yc(e,t){const n=e.getChild(t-1),i=e.getChild(t);if(n&&i&&n.is("$text")&&i.is("$text")&&Ac(n,i)){const o=new Ks(n.data+i.data,n.getAttributes());e._removeChildren(t-1,2),e._insertChild(t-1,o)}}function xc(e){const t=e.textNode,n=e.parent;if(t){const i=e.offset-t.startOffset,o=t.index;n._removeChildren(o,1);const r=new Ks(t.data.substr(0,i),t.getAttributes()),s=new Ks(t.data.substr(i),t.getAttributes());n._insertChild(o,[r,s])}}function Ac(e,t){const n=e.getAttributes(),i=t.getAttributes();for(const e of n){if(e[1]!==t.getAttribute(e[0]))return!1;i.next()}return i.next().done}var Cc=function(e,t){return Jr(e,t)};class Ec extends mc{constructor(e,t,n,i,o){super(o),this.range=e.clone(),this.key=t,this.oldValue=void 0===n?null:n,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}clone(){return new Ec(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Ec(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();return e.range=this.range.toJSON(),e}_validate(){if(!this.range.isFlat)throw new c.a("attribute-operation-range-not-flat",this);for(const e of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!Cc(e.getAttribute(this.key),this.oldValue))throw new c.a("attribute-operation-wrong-old-value",this,{item:e,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&e.hasAttribute(this.key))throw new c.a("attribute-operation-attribute-exists",this,{node:e,key:this.key})}}_execute(){Cc(this.oldValue,this.newValue)||function(e,t,n){xc(e.start),xc(e.end);for(const i of e.getItems({shallow:!0})){const e=i.is("$textProxy")?i.textNode:i;null!==n?e._setAttribute(t,n):e._removeAttribute(t),yc(e.parent,e.index)}yc(e.end.parent,e.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(e,t){return new Ec(ra.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Tc extends mc{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new c.a("detach-operation-on-document-node",this)}_execute(){vc(ra._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Sc extends mc{constructor(e,t,n,i){super(i),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toNext",this.howMany=t,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent,n=this.sourcePosition.offset,i=this.targetPosition.offset;if(n+this.howMany>e.maxOffset)throw new c.a("move-operation-nodes-do-not-exist",this);if(e===t&&n<i&&i<n+this.howMany)throw new c.a("move-operation-range-into-itself",this);if(this.sourcePosition.root==this.targetPosition.root&&"prefix"==ci(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=n&&this.targetPosition.path[e]<n+this.howMany)throw new c.a("move-operation-node-into-itself",this)}}_execute(){kc(ra._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e.targetPosition=this.targetPosition.toJSON(),e}static get className(){return"MoveOperation"}static fromJSON(e,t){const n=ta.fromJSON(e.sourcePosition,t),i=ta.fromJSON(e.targetPosition,t);return new this(n,e.howMany,i,e.baseVersion)}}class Pc extends mc{constructor(e,t,n){super(n),this.position=e.clone(),this.position.stickiness="toNone",this.nodes=new Js(_c(t)),this.shouldReceiveAttributes=!1}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}clone(){const e=new Js([...this.nodes].map(e=>e._clone(!0))),t=new Pc(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new ta(e,[0]);return new Sc(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset)throw new c.a("insert-operation-position-invalid",this)}_execute(){const e=this.nodes;this.nodes=new Js([...e].map(e=>e._clone(!0))),wc(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const n=[];for(const t of e.nodes)t.name?n.push(Zs.fromJSON(t)):n.push(Ks.fromJSON(t));const i=new Pc(ta.fromJSON(e.position,t),n,e.baseVersion);return i.shouldReceiveAttributes=e.shouldReceiveAttributes,i}}class Ic extends mc{constructor(e,t,n,i,o,r){super(r),this.name=e,this.oldRange=t?t.clone():null,this.newRange=n?n.clone():null,this.affectsData=o,this._markers=i}get type(){return"marker"}clone(){return new Ic(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new Ic(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const e=this.newRange?"_set":"_remove";this._markers[e](this.name,this.newRange,!0,this.affectsData)}toJSON(){const e=super.toJSON();return this.oldRange&&(e.oldRange=this.oldRange.toJSON()),this.newRange&&(e.newRange=this.newRange.toJSON()),delete e._markers,e}static get className(){return"MarkerOperation"}static fromJSON(e,t){return new Ic(e.name,e.oldRange?ra.fromJSON(e.oldRange,t):null,e.newRange?ra.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}class Mc extends mc{constructor(e,t,n,i){super(i),this.position=e,this.position.stickiness="toNext",this.oldName=t,this.newName=n}get type(){return"rename"}clone(){return new Mc(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new Mc(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof Zs))throw new c.a("rename-operation-wrong-position",this);if(e.name!==this.oldName)throw new c.a("rename-operation-wrong-name",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e}static get className(){return"RenameOperation"}static fromJSON(e,t){return new Mc(ta.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class Oc extends mc{constructor(e,t,n,i,o){super(o),this.root=e,this.key=t,this.oldValue=n,this.newValue=i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}clone(){return new Oc(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Oc(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new c.a("rootattribute-operation-not-a-root",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new c.a("rootattribute-operation-wrong-old-value",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new c.a("rootattribute-operation-attribute-exists",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const e=super.toJSON();return e.root=this.root.toJSON(),e}static get className(){return"RootAttributeOperation"}static fromJSON(e,t){if(!t.getRoot(e.root))throw new c.a("rootattribute-operation-fromjson-no-root",this,{rootName:e.root});return new Oc(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Rc extends mc{constructor(e,t,n,i,o){super(o),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=t,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new ta(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ra(this.sourcePosition,e)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this),t=this.sourcePosition.path.slice(0,-1),n=new ta(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);return new Nc(e,this.howMany,n,this.graveyardPosition,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent;if(!e.parent)throw new c.a("merge-operation-source-position-invalid",this);if(!t.parent)throw new c.a("merge-operation-target-position-invalid",this);if(this.howMany!=e.maxOffset)throw new c.a("merge-operation-how-many-invalid",this)}_execute(){const e=this.sourcePosition.parent;kc(ra._createIn(e),this.targetPosition),kc(ra._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=e.sourcePosition.toJSON(),e.targetPosition=e.targetPosition.toJSON(),e.graveyardPosition=e.graveyardPosition.toJSON(),e}static get className(){return"MergeOperation"}static fromJSON(e,t){const n=ta.fromJSON(e.sourcePosition,t),i=ta.fromJSON(e.targetPosition,t),o=ta.fromJSON(e.graveyardPosition,t);return new this(n,e.howMany,i,o,e.baseVersion)}}class Nc extends mc{constructor(e,t,n,i,o){super(o),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=n,this.graveyardPosition=i?i.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new ta(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ra(this.splitPosition,e)}clone(){return new this.constructor(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new ta(e,[0]);return new Rc(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset<t)throw new c.a("split-operation-position-invalid",this);if(!e.parent)throw new c.a("split-operation-split-in-root",this);if(this.howMany!=e.maxOffset-this.splitPosition.offset)throw new c.a("split-operation-how-many-invalid",this);if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter)throw new c.a("split-operation-graveyard-position-invalid",this)}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition)kc(ra._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition);else{const t=e._clone();wc(this.insertionPosition,t)}kc(new ra(ta._createAt(e,this.splitPosition.offset),ta._createAt(e,e.maxOffset)),this.moveTargetPosition)}toJSON(){const e=super.toJSON();return e.splitPosition=this.splitPosition.toJSON(),e.insertionPosition=this.insertionPosition.toJSON(),this.graveyardPosition&&(e.graveyardPosition=this.graveyardPosition.toJSON()),e}static get className(){return"SplitOperation"}static getInsertionPosition(e){const t=e.path.slice(0,-1);return t[t.length-1]++,new ta(e.root,t,"toPrevious")}static fromJSON(e,t){const n=ta.fromJSON(e.splitPosition,t),i=ta.fromJSON(e.insertionPosition,t),o=e.graveyardPosition?ta.fromJSON(e.graveyardPosition,t):null;return new this(n,e.howMany,i,o,e.baseVersion)}}class jc extends Zs{constructor(e,t,n="main"){super(t),this._document=e,this.rootName=n}get document(){return this._document}is(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e}toJSON(){return this.rootName}}class zc{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new Ks(e,t)}createElement(e,t){return new Zs(e,t)}createDocumentFragment(){return new bc}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,n=0){if(this._assertWriterUsedCorrectly(),e instanceof Ks&&""==e.data)return;const i=ta._createAt(t,n);if(e.parent){if(Fc(e.root,i.root))return void this.move(ra._createOn(e),i);if(e.root.document)throw new c.a("model-writer-insert-forbidden-move",this);this.remove(e)}const o=i.root.document?i.root.document.version:null,r=new Pc(i,e,o);if(e instanceof Ks&&(r.shouldReceiveAttributes=!0),this.batch.addOperation(r),this.model.applyOperation(r),e instanceof bc)for(const[t,n]of e.markers){const e=ta._createAt(n.root,0),o={range:new ra(n.start._getCombined(e,i),n.end._getCombined(e,i)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,o):this.addMarker(t,o)}}insertText(e,t,n,i){t instanceof bc||t instanceof Zs||t instanceof ta?this.insert(this.createText(e),t,n):this.insert(this.createText(e,t),n,i)}insertElement(e,t,n,i){t instanceof bc||t instanceof Zs||t instanceof ta?this.insert(this.createElement(e),t,n):this.insert(this.createElement(e,t),n,i)}append(e,t){this.insert(e,t,"end")}appendText(e,t,n){t instanceof bc||t instanceof Zs?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),n,"end")}appendElement(e,t,n){t instanceof bc||t instanceof Zs?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),n,"end")}setAttribute(e,t,n){if(this._assertWriterUsedCorrectly(),n instanceof ra){const i=n.getMinimalFlatRanges();for(const n of i)Lc(this,e,t,n)}else Dc(this,e,t,n)}setAttributes(e,t){for(const[n,i]of fi(e))this.setAttribute(n,i,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof ra){const n=t.getMinimalFlatRanges();for(const t of n)Lc(this,e,null,t)}else Dc(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof ra)for(const n of e.getItems())t(n);else t(e)}move(e,t,n){if(this._assertWriterUsedCorrectly(),!(e instanceof ra))throw new c.a("writer-move-invalid-range",this);if(!e.isFlat)throw new c.a("writer-move-range-not-flat",this);const i=ta._createAt(t,n);if(i.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!Fc(e.root,i.root))throw new c.a("writer-move-different-document",this);const o=e.root.document?e.root.document.version:null,r=new Sc(e.start,e.end.offset-e.start.offset,i,o);this.batch.addOperation(r),this.model.applyOperation(r)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof ra?e:ra._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),Bc(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,n=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof Zs))throw new c.a("writer-merge-no-element-before",this);if(!(n instanceof Zs))throw new c.a("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,n){return this.model.createPositionFromPath(e,t,n)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(e,t,n){return this.model.createSelection(e,t,n)}_mergeDetached(e){const t=e.nodeBefore,n=e.nodeAfter;this.move(ra._createIn(n),ta._createAt(t,"end")),this.remove(n)}_merge(e){const t=ta._createAt(e.nodeBefore,"end"),n=ta._createAt(e.nodeAfter,0),i=e.root.document.graveyard,o=new ta(i,[0]),r=e.root.document.version,s=new Rc(n,e.nodeAfter.maxOffset,t,o,r);this.batch.addOperation(s),this.model.applyOperation(s)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof Zs))throw new c.a("writer-rename-not-element-instance",this);const n=e.root.document?e.root.document.version:null,i=new Mc(ta._createBefore(e),e.name,t,n);this.batch.addOperation(i),this.model.applyOperation(i)}split(e,t){this._assertWriterUsedCorrectly();let n,i,o=e.parent;if(!o.parent)throw new c.a("writer-split-element-no-parent",this);if(t||(t=o.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new c.a("writer-split-invalid-limit-element",this);do{const t=o.root.document?o.root.document.version:null,r=o.maxOffset-e.offset,s=Nc.getInsertionPosition(e),a=new Nc(e,r,s,null,t);this.batch.addOperation(a),this.model.applyOperation(a),n||i||(n=o,i=e.parent.nextSibling),o=(e=this.createPositionAfter(e.parent)).parent}while(o!==t);return{position:e,range:new ra(ta._createAt(n,"end"),ta._createAt(i,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new c.a("writer-wrap-range-not-flat",this);const n=t instanceof Zs?t:new Zs(t);if(n.childCount>0)throw new c.a("writer-wrap-element-not-empty",this);if(null!==n.parent)throw new c.a("writer-wrap-element-attached",this);this.insert(n,e.start);const i=new ra(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(i,ta._createAt(n,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new c.a("writer-unwrap-element-no-parent",this);this.move(ra._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new c.a("writer-addmarker-no-usingoperation",this);const n=t.usingOperation,i=t.range,o=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new c.a("writer-addmarker-marker-exists",this);if(!i)throw new c.a("writer-addmarker-no-range",this);return n?(Vc(this,e,null,i,o),this.model.markers.get(e)):this.model.markers._set(e,i,n,o)}updateMarker(e,t){this._assertWriterUsedCorrectly();const n="string"==typeof e?e:e.name,i=this.model.markers.get(n);if(!i)throw new c.a("writer-updatemarker-marker-not-exists",this);if(!t)return void this.model.markers._refresh(i);const o="boolean"==typeof t.usingOperation,r="boolean"==typeof t.affectsData,s=r?t.affectsData:i.affectsData;if(!o&&!t.range&&!r)throw new c.a("writer-updatemarker-wrong-options",this);const a=i.getRange(),l=t.range?t.range:a;o&&t.usingOperation!==i.managedUsingOperations?t.usingOperation?Vc(this,n,null,l,s):(Vc(this,n,a,null,s),this.model.markers._set(n,l,void 0,s)):i.managedUsingOperations?Vc(this,n,a,l,s):this.model.markers._set(n,l,void 0,s)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new c.a("writer-removemarker-no-marker",this);const n=this.model.markers.get(t);if(!n.managedUsingOperations)return void this.model.markers._remove(t);Vc(this,t,n.getRange(),null,n.affectsData)}setSelection(e,t,n){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,n]of fi(e))this._setSelectionAttribute(t,n)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=_a._getStoreAttributeKey(e);this.setAttribute(i,t,n.anchor.parent)}n._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const n=_a._getStoreAttributeKey(e);this.removeAttribute(n,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new c.a("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const n of this.model.markers){if(!n.managedUsingOperations)continue;const i=n.getRange();let o=!1;if("move"===e)o=t.containsPosition(i.start)||t.start.isEqual(i.start)||t.containsPosition(i.end)||t.end.isEqual(i.end);else{const e=t.nodeBefore,n=t.nodeAfter,r=i.start.parent==e&&i.start.isAtEnd,s=i.end.parent==n&&0==i.end.offset,a=i.end.nodeAfter==n,c=i.start.nodeAfter==n;o=r||s||a||c}o&&this.updateMarker(n.name,{range:i})}}}function Lc(e,t,n,i){const o=e.model,r=o.document;let s,a,c,l=i.start;for(const e of i.getWalker({shallow:!0}))c=e.item.getAttribute(t),s&&a!=c&&(a!=n&&u(),l=s),s=e.nextPosition,a=c;function u(){const i=new ra(l,s),c=i.root.document?r.version:null,u=new Ec(i,t,a,n,c);e.batch.addOperation(u),o.applyOperation(u)}s instanceof ta&&s!=l&&a!=n&&u()}function Dc(e,t,n,i){const o=e.model,r=o.document,s=i.getAttribute(t);let a,c;if(s!=n){if(i.root===i){const e=i.document?r.version:null;c=new Oc(i,t,s,n,e)}else{a=new ra(ta._createBefore(i),e.createPositionAfter(i));const o=a.root.document?r.version:null;c=new Ec(a,t,s,n,o)}e.batch.addOperation(c),o.applyOperation(c)}}function Vc(e,t,n,i,o){const r=e.model,s=r.document,a=new Ic(t,n,i,r.markers,o,s.version);e.batch.addOperation(a),r.applyOperation(a)}function Bc(e,t,n,i){let o;if(e.root.document){const n=i.document,r=new ta(n.graveyard,[0]);o=new Sc(e,t,r,n.version)}else o=new Tc(e,t);n.addOperation(o),i.applyOperation(o)}function Fc(e,t){return e===t||e instanceof jc&&t instanceof jc}class Hc{constructor(e){this._markerCollection=e,this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size}refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize);const t=ra._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}this._cachedChanges=null}bufferOperation(e){switch(e.type){case"insert":if(this._isInInsertedElement(e.position.parent))return;this._markInsert(e.position.parent,e.position.offset,e.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const t of e.range.getItems({shallow:!0}))this._isInInsertedElement(t.parent)||this._markAttribute(t);break;case"remove":case"move":case"reinsert":{if(e.sourcePosition.isEqual(e.targetPosition)||e.sourcePosition.getShiftedBy(e.howMany).isEqual(e.targetPosition))return;const t=this._isInInsertedElement(e.sourcePosition.parent),n=this._isInInsertedElement(e.targetPosition.parent);t||this._markRemove(e.sourcePosition.parent,e.sourcePosition.offset,e.howMany),n||this._markInsert(e.targetPosition.parent,e.getMovedRangeStart().offset,e.howMany);break}case"rename":{if(this._isInInsertedElement(e.position.parent))return;this._markRemove(e.position.parent,e.position.offset,1),this._markInsert(e.position.parent,e.position.offset,1);const t=ra._createFromPositionAndShift(e.position,1);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}break}case"split":{const t=e.splitPosition.parent;this._isInInsertedElement(t)||this._markRemove(t,e.splitPosition.offset,e.howMany),this._isInInsertedElement(e.insertionPosition.parent)||this._markInsert(e.insertionPosition.parent,e.insertionPosition.offset,1),e.graveyardPosition&&this._markRemove(e.graveyardPosition.parent,e.graveyardPosition.offset,1);break}case"merge":{const t=e.sourcePosition.parent;this._isInInsertedElement(t.parent)||this._markRemove(t.parent,t.startOffset,1);const n=e.graveyardPosition.parent;this._markInsert(n,e.graveyardPosition.offset,1);const i=e.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,e.targetPosition.offset,t.maxOffset);break}}this._cachedChanges=null}bufferMarkerChange(e,t,n,i){const o=this._changedMarkers.get(e);o?(o.newRange=n,o.affectsData=i,null==o.oldRange&&null==o.newRange&&this._changedMarkers.delete(e)):this._changedMarkers.set(e,{oldRange:t,newRange:n,affectsData:i})}getMarkersToRemove(){const e=[];for(const[t,n]of this._changedMarkers)null!=n.oldRange&&e.push({name:t,range:n.oldRange});return e}getMarkersToAdd(){const e=[];for(const[t,n]of this._changedMarkers)null!=n.newRange&&e.push({name:t,range:n.newRange});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map(e=>({name:e[0],data:{oldRange:e[1].oldRange,newRange:e[1].newRange}}))}hasDataChanges(){for(const[,e]of this._changedMarkers)if(e.affectsData)return!0;return this._changesInElement.size>0}getChanges(e={includeChangesInGraveyard:!1}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const n=this._changesInElement.get(e).sort((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offset<t.offset?-1:1),i=this._elementSnapshots.get(e),o=Uc(e.getChildren()),r=Wc(i.length,n);let s=0,a=0;for(const n of r)if("i"===n)t.push(this._getInsertDiff(e,s,o[s].name)),s++;else if("r"===n)t.push(this._getRemoveDiff(e,s,i[a].name)),a++;else if("a"===n){const n=o[s].attributes,r=i[a].attributes;let c;if("$text"==o[s].name)c=new ra(ta._createAt(e,s),ta._createAt(e,s+1));else{const t=e.offsetToIndex(s);c=new ra(ta._createAt(e,s),ta._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(c,r,n)),s++,a++}else s++,a++}t.sort((e,t)=>e.position.root!=t.position.root?e.position.root.rootName<t.position.root.rootName?-1:1:e.position.isEqual(t.position)?e.changeCount-t.changeCount:e.position.isBefore(t.position)?-1:1);for(let e=1,n=0;e<t.length;e++){const i=t[n],o=t[e],r="remove"==i.type&&"remove"==o.type&&"$text"==i.name&&"$text"==o.name&&i.position.isEqual(o.position),s="insert"==i.type&&"insert"==o.type&&"$text"==i.name&&"$text"==o.name&&i.position.parent==o.position.parent&&i.position.offset+i.length==o.position.offset,a="attribute"==i.type&&"attribute"==o.type&&i.position.parent==o.position.parent&&i.range.isFlat&&o.range.isFlat&&i.position.offset+i.length==o.position.offset&&i.attributeKey==o.attributeKey&&i.attributeOldValue==o.attributeOldValue&&i.attributeNewValue==o.attributeNewValue;r||s||a?(i.length++,a&&(i.range.end=i.range.end.getShiftedBy(1)),t[e]=null):n=e}t=t.filter(e=>e);for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t.slice(),this._cachedChanges=t.filter(qc),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard:this._cachedChanges}reset(){this._changesInElement.clear(),this._elementSnapshots.clear(),this._changedMarkers.clear(),this._cachedChanges=null}_markInsert(e,t,n){const i={type:"insert",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i)}_markRemove(e,t,n){const i={type:"remove",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i),this._removeAllNestedChanges(e,t,n)}_markAttribute(e){const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const n=this._getChangesForElement(e);this._handleChange(t,n),n.push(t);for(let e=0;e<n.length;e++)n[e].howMany<1&&(n.splice(e,1),e--)}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshot(e){this._elementSnapshots.has(e)||this._elementSnapshots.set(e,Uc(e.getChildren()))}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const n of t){const i=e.offset+e.howMany,o=n.offset+n.howMany;if("insert"==e.type&&("insert"==n.type&&(e.offset<=n.offset?n.offset+=e.howMany:e.offset<o&&(n.howMany+=e.nodesToHandle,e.nodesToHandle=0)),"remove"==n.type&&e.offset<n.offset&&(n.offset+=e.howMany),"attribute"==n.type))if(e.offset<=n.offset)n.offset+=e.howMany;else if(e.offset<o){const o=n.howMany;n.howMany=e.offset-n.offset,t.unshift({type:"attribute",offset:i,howMany:o-n.howMany,count:this._changeCount++})}if("remove"==e.type){if("insert"==n.type)if(i<=n.offset)n.offset-=e.howMany;else if(i<=o)if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset,n.howMany-=t,e.nodesToHandle-=t}else n.howMany-=e.nodesToHandle,e.nodesToHandle=0;else if(e.offset<=n.offset)e.nodesToHandle-=n.howMany,n.howMany=0;else if(e.offset<o){const t=o-e.offset;n.howMany-=t,e.nodesToHandle-=t}if("remove"==n.type&&(i<=n.offset?n.offset-=e.howMany:e.offset<n.offset&&(e.nodesToHandle+=n.howMany,n.howMany=0)),"attribute"==n.type)if(i<=n.offset)n.offset-=e.howMany;else if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset,n.howMany-=t}else if(e.offset<o)if(i<=o){const i=n.howMany;n.howMany=e.offset-n.offset;const o=i-n.howMany-e.nodesToHandle;t.unshift({type:"attribute",offset:e.offset,howMany:o,count:this._changeCount++})}else n.howMany-=o-e.offset}if("attribute"==e.type){if("insert"==n.type)if(e.offset<n.offset&&i>n.offset){if(i>o){const e={type:"attribute",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=n.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=n.offset&&e.offset<o&&(i>o?(e.nodesToHandle=i-o,e.offset=o):e.nodesToHandle=0);if("remove"==n.type&&e.offset<n.offset&&i>n.offset){const o={type:"attribute",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,t),t.push(o),e.nodesToHandle=n.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==n.type&&(e.offset>=n.offset&&i<=o?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=n.offset&&i>=o&&(n.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,n){return{type:"insert",position:ta._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,n){return{type:"remove",position:ta._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,n){const i=[];n=new Map(n);for(const[o,r]of t){const t=n.has(o)?n.get(o):null;t!==r&&i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:o,attributeOldValue:r,attributeNewValue:t,changeCount:this._changeCount++}),n.delete(o)}for(const[t,o]of n)i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++});return i}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const n=this._changesInElement.get(t),i=e.startOffset;if(n)for(const e of n)if("insert"==e.type&&i>=e.offset&&i<e.offset+e.howMany)return!0;return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,n){const i=new ra(ta._createAt(e,t),ta._createAt(e,t+n));for(const e of i.getItems({shallow:!0}))e.is("element")&&(this._elementSnapshots.delete(e),this._changesInElement.delete(e),this._removeAllNestedChanges(e,0,e.maxOffset))}}function Uc(e){const t=[];for(const n of e)if(n.is("$text"))for(let e=0;e<n.data.length;e++)t.push({name:"$text",attributes:new Map(n.getAttributes())});else t.push({name:n.name,attributes:new Map(n.getAttributes())});return t}function Wc(e,t){const n=[];let i=0,o=0;for(const e of t){if(e.offset>i){for(let t=0;t<e.offset-i;t++)n.push("e");o+=e.offset-i}if("insert"==e.type){for(let t=0;t<e.howMany;t++)n.push("i");i=e.offset+e.howMany}else if("remove"==e.type){for(let t=0;t<e.howMany;t++)n.push("r");i=e.offset,o+=e.howMany}else n.push(..."a".repeat(e.howMany).split("")),i=e.offset+e.howMany,o+=e.howMany}if(o<e)for(let t=0;t<e-o-i;t++)n.push("e");return n}function qc(e){const t=e.position&&"$graveyard"==e.position.root.rootName,n=e.range&&"$graveyard"==e.range.root.rootName;return!t&&!n}class $c{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set}addOperation(e){this._operations.includes(e)||this._operations.push(e)}getOperations(e=Number.NEGATIVE_INFINITY,t=Number.POSITIVE_INFINITY){const n=[];for(const i of this._operations)i.baseVersion>=e&&i.baseVersion<t&&n.push(i);return n}getOperation(e){for(const t of this._operations)if(t.baseVersion==e)return t}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}}function Yc(e,t){return!!(n=e.charAt(t-1))&&1==n.length&&/[\ud800-\udbff]/.test(n)&&function(e){return!!e&&1==e.length&&/[\udc00-\udfff]/.test(e)}(e.charAt(t));var n}function Gc(e,t){return!!(n=e.charAt(t))&&1==n.length&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(n);var n}class Kc{constructor(e){this.model=e,this.version=0,this.history=new $c(this),this.selection=new _a(this),this.roots=new Xn({idProperty:"rootName"}),this.differ=new Hc(e.markers),this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root","$graveyard"),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];if(n.isDocumentOperation&&n.baseVersion!==this.version)throw new c.a("model-document-applyoperation-wrong-version",this,{operation:n})},{priority:"highest"}),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&this.differ.bufferOperation(n)},{priority:"high"}),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&(this.version++,this.history.addOperation(n))},{priority:"low"}),this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0}),this.listenTo(e.markers,"update",(e,t,n,i)=>{this.differ.bufferMarkerChange(t.name,n,i,t.affectsData),null===n&&t.on("change",(e,n)=>{this.differ.bufferMarkerChange(t.name,n,t.getRange(),t.affectsData)})})}get graveyard(){return this.getRoot("$graveyard")}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new c.a("model-document-createroot-name-exists",this,{name:t});const n=new jc(this,e,t);return this.roots.add(n),n}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(){return Array.from(this.roots,e=>e.rootName).filter(e=>"$graveyard"!=e)}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=li(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots)if(e!==this.graveyard)return e;return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,n=t.schema,i=t.createPositionFromPath(e,[0]);return n.getNearestSelectionRange(i)||t.createRange(i)}_validateSelectionRange(e){return Qc(e.start)&&Qc(e.end)}_callPostFixers(e){let t=!1;do{for(const n of this._postFixers)if(this.selection.refresh(),t=n(e),t)break}while(t)}}function Qc(e){const t=e.textNode;if(t){const n=t.data,i=e.offset-t.startOffset;return!Yc(n,i)&&!Gc(n,i)}return!0}Ke(Kc,d);class Jc{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){return this._markers.has(e)}get(e){return this._markers.get(e)||null}_set(e,t,n=!1,i=!1){const o=e instanceof Zc?e.name:e;if(o.includes(","))throw new c.a("markercollection-incorrect-marker-name",this);const r=this._markers.get(o);if(r){const e=r.getRange();let s=!1;return e.isEqual(t)||(r._attachLiveRange(wa.fromRange(t)),s=!0),n!=r.managedUsingOperations&&(r._managedUsingOperations=n,s=!0),"boolean"==typeof i&&i!=r.affectsData&&(r._affectsData=i,s=!0),s&&this.fire("update:"+o,r,e,t),r}const s=wa.fromRange(t),a=new Zc(o,s,n,i);return this._markers.set(o,a),this.fire("update:"+o,a,null,t),a}_remove(e){const t=e instanceof Zc?e.name:e,n=this._markers.get(t);return!!n&&(this._markers.delete(t),this.fire("update:"+t,n,n.getRange(),null),this._destroyMarker(n),!0)}_refresh(e){const t=e instanceof Zc?e.name:e,n=this._markers.get(t);if(!n)throw new c.a("markercollection-refresh-marker-not-exists",this);const i=n.getRange();this.fire("update:"+t,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}Ke(Jc,d);class Zc{constructor(e,t,n,i){this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=n,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._affectsData}getStart(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.toRange()}is(e){return"marker"===e||"model:marker"===e}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Ke(Zc,d);class Xc extends mc{get type(){return"noop"}clone(){return new Xc(this.baseVersion)}getReversed(){return new Xc(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}const el={};el[Ec.className]=Ec,el[Pc.className]=Pc,el[Ic.className]=Ic,el[Sc.className]=Sc,el[Xc.className]=Xc,el[mc.className]=mc,el[Mc.className]=Mc,el[Oc.className]=Oc,el[Nc.className]=Nc,el[Rc.className]=Rc;class tl extends ta{constructor(e,t,n="toNone"){if(super(e,t,n),!this.root.is("rootElement"))throw new c.a("model-liveposition-root-not-rootelement",e);nl.call(this)}detach(){this.stopListening()}is(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e}toPosition(){return new ta(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t||e.stickiness)}}function nl(){this.listenTo(this.root.document.model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&il.call(this,n)},{priority:"low"})}function il(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}Ke(tl,d);class ol{constructor(e,t,n){this.model=e,this.writer=t,this.position=n,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0),this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),n=this.writer.createPositionAfter(e);if(n.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new c.a("insertcontent-invalid-insertion-position",this);this.position=n,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this.nodeToSelect?ra._createOn(this.nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new ra(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){if(this.schema.isObject(e))return void this._handleObject(e);let t=this._checkAndAutoParagraphToAllowedPosition(e);t||(t=this._checkAndSplitToAllowedPosition(e),t)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=tl.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleObject(e){this._checkAndSplitToAllowedPosition(e)?this._appendToFragment(e):this._tryAutoparagraphing(e)}_handleDisallowedNode(e){e.is("element")?this.handleNodes(e.getChildren()):this._tryAutoparagraphing(e)}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new c.a("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this.nodeToSelect=e:this.nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=tl.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=tl.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof Zs))return;if(!this._canMergeLeft(e))return;const t=tl._createBefore(e);t.stickiness="toNext";const n=tl.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=tl._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=tl._createAt(t.nodeBefore,"end","toNext")),this.position=n.toPosition(),n.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof Zs))return;if(!this._canMergeRight(e))return;const t=tl._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new c.a("insertcontent-invalid-insertion-position",this);this.position=ta._createAt(t.nodeBefore,"end");const n=tl.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=tl._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=tl._createAt(t.nodeBefore,0,"toPrevious")),this.position=n.toPosition(),n.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof Zs&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof Zs&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_tryAutoparagraphing(e){const t=this.writer.createElement("paragraph");this._getAllowedIn(this.position.parent,t)&&this.schema.checkChild(t,e)&&(t._appendChild(e),this._handleNode(t))}_checkAndAutoParagraphToAllowedPosition(e){if(this.schema.checkChild(this.position.parent,e))return!0;if(!this.schema.checkChild(this.position.parent,"paragraph")||!this.schema.checkChild("paragraph",e))return!1;this._insertPartialFragment();const t=this.writer.createElement("paragraph");return this.writer.insert(t,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=t,this.position=this.writer.createPositionAt(t,0),!0}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function rl(e,t,n={}){if(t.isCollapsed)return;const i=t.getFirstRange();if("$graveyard"==i.root.rootName)return;const o=e.schema;e.change(e=>{if(!n.doNotResetEntireContent&&function(e,t){const n=e.getLimitElement(t);if(!t.containsEntireContent(n))return!1;const i=t.getFirstRange();if(i.start.parent==i.end.parent)return!1;return e.checkChild(n,"paragraph")}(o,t))return void function(e,t){const n=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(n)),al(e,e.createPositionAt(n,0),t)}(e,t);const[r,s]=function(e){const t=e.root.document.model,n=e.start;let i=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const n=function(e){const t=e.parent,n=t.root.document.model.schema,i=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of i){if(n.isLimit(e))return null;if(n.isBlock(e))return e}}(i);if(n&&i.isTouching(t.createPositionAt(n,0))){const n=t.createSelection(e);t.modifySelection(n,{direction:"backward"});const o=n.getLastPosition(),r=t.createRange(o,i);t.hasContent(r,{ignoreMarkers:!0})||(i=o)}}return[tl.fromPosition(n,"toPrevious"),tl.fromPosition(i,"toNext")]}(i);r.isTouching(s)||e.remove(e.createRange(r,s)),n.leaveUnmerged||(!function(e,t,n){const i=e.model;if(!sl(e.model.schema,t,n))return;const[o,r]=function(e,t){const n=e.getAncestors(),i=t.getAncestors();let o=0;for(;n[o]&&n[o]==i[o];)o++;return[n[o],i[o]]}(t,n);if(!o||!r)return;!i.hasContent(o,{ignoreMarkers:!0})&&i.hasContent(r,{ignoreMarkers:!0})?function e(t,n,i,o){const r=n.parent,s=i.parent;if(r==o||s==o)return;n=t.createPositionAfter(r),(i=t.createPositionBefore(s)).isEqual(n)||t.insert(r,i);for(;n.parent.isEmpty;){const e=n.parent;n=t.createPositionBefore(e),t.remove(e)}if(i=t.createPositionBefore(s),function(e,t){const n=t.nodeBefore,i=t.nodeAfter;n.name!=i.name&&e.rename(n,i.name);e.clearAttributes(n),e.setAttributes(Object.fromEntries(i.getAttributes()),n),e.merge(t)}(t,i),!sl(t.model.schema,n,i))return;e(t,n,i,o)}(e,t,n,o.parent):function e(t,n,i,o){const r=n.parent,s=i.parent;if(r==o||s==o)return;n=t.createPositionAfter(r),(i=t.createPositionBefore(s)).isEqual(n)||t.insert(s,n);t.merge(n);for(;i.parent.isEmpty;){const e=i.parent;i=t.createPositionBefore(e),t.remove(e)}if(!sl(t.model.schema,n,i))return;e(t,n,i,o)}(e,t,n,o.parent)}(e,r,s),o.removeDisallowedAttributes(r.parent.getChildren(),e)),cl(e,t,r),!n.doNotAutoparagraph&&function(e,t){const n=e.checkChild(t,"$text"),i=e.checkChild(t,"paragraph");return!n&&i}(o,r)&&al(e,r,t),r.detach(),s.detach()})}function sl(e,t,n){const i=t.parent,o=n.parent;return i!=o&&(!e.isLimit(i)&&!e.isLimit(o)&&function(e,t,n){const i=new ra(e,t);for(const e of i.getWalker())if(n.isLimit(e.item))return!1;return!0}(t,n,e))}function al(e,t,n){const i=e.createElement("paragraph");e.insert(i,t),cl(e,n,e.createPositionAt(i,0))}function cl(e,t,n){t instanceof _a?e.setSelection(n):t.setTo(n)}function ll(e,t){const{isForward:n,walker:i,unit:o,schema:r}=e,{type:s,item:a,nextPosition:c}=t;if("text"==s)return"word"===e.unit?function(e,t){let n=e.position.textNode;if(n){let i=e.position.offset-n.startOffset;for(;!dl(n.data,i,t)&&!hl(n,i,t);){e.next();const o=t?e.position.nodeAfter:e.position.nodeBefore;if(o&&o.is("$text")){const i=o.data.charAt(t?0:o.data.length-1);' ,.?!:;"-()'.includes(i)||(e.next(),n=e.position.textNode)}i=e.position.offset-n.startOffset}}return e.position}(i,n):function(e,t){const n=e.position.textNode;if(n){const i=n.data;let o=e.position.offset-n.startOffset;for(;Yc(i,o)||"character"==t&&Gc(i,o);)e.next(),o=e.position.offset-n.startOffset}return e.position}(i,o);if(s==(n?"elementStart":"elementEnd")){if(r.isSelectable(a))return ta._createAt(a,n?"after":"before");if(r.checkChild(c,"$text"))return c}else{if(r.isLimit(a))return void i.skip(()=>!0);if(r.checkChild(c,"$text"))return c}}function ul(e,t){const n=e.root,i=ta._createAt(n,t?"end":0);return t?new ra(e,i):new ra(i,e)}function dl(e,t,n){const i=t+(n?0:-1);return' ,.?!:;"-()'.includes(e.charAt(i))}function hl(e,t,n){return t===(n?e.endOffset:0)}function fl(e,t){const n=[];Array.from(e.getItems({direction:"backward"})).map(e=>t.createRangeOn(e)).filter(t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end))).forEach(e=>{n.push(e.start.parent),t.remove(e)}),n.forEach(e=>{let n=e;for(;n.parent&&n.isEmpty;){const e=t.createRangeOn(n);n=n.parent,t.remove(e)}})}function pl(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.selection,i=t.schema,o=[];let r=!1;for(const e of n.getRanges()){const t=gl(e,i);t&&!t.isEqual(e)?(o.push(t),r=!0):o.push(e)}r&&e.setSelection(function(e){const t=[];t.push(e.shift());for(const n of e){const e=t.pop();if(n.isEqual(e))t.push(e);else if(n.isIntersecting(e)){const i=e.start.isAfter(n.start)?n.start:e.start,o=e.end.isAfter(n.end)?e.end:n.end,r=new ra(i,o);t.push(r)}else t.push(e),t.push(n)}return t}(o),{backward:n.isBackward})}(t,e))}function gl(e,t){return e.isCollapsed?function(e,t){const n=e.start,i=t.getNearestSelectionRange(n);if(!i)return null;if(!i.isCollapsed)return i;const o=i.start;if(n.isEqual(o))return null;return new ra(o)}(e,t):function(e,t){const{start:n,end:i}=e,o=t.checkChild(n,"$text"),r=t.checkChild(i,"$text"),s=t.getLimitElement(n),a=t.getLimitElement(i);if(s===a){if(o&&r)return null;if(function(e,t,n){const i=e.nodeAfter&&!n.isLimit(e.nodeAfter)||n.checkChild(e,"$text"),o=t.nodeBefore&&!n.isLimit(t.nodeBefore)||n.checkChild(t,"$text");return i||o}(n,i,t)){const e=n.nodeAfter&&t.isSelectable(n.nodeAfter)?null:t.getNearestSelectionRange(n,"forward"),o=i.nodeBefore&&t.isSelectable(i.nodeBefore)?null:t.getNearestSelectionRange(i,"backward"),r=e?e.start:n,s=o?o.end:i;return new ra(r,s)}}const c=s&&!s.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const e=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent,o=c&&(!e||!bl(n.nodeAfter,t)),r=l&&(!e||!bl(i.nodeBefore,t));let u=n,d=i;return o&&(u=ta._createBefore(ml(s,t))),r&&(d=ta._createAfter(ml(a,t))),new ra(u,d)}return null}(e,t)}function ml(e,t){let n=e,i=n;for(;t.isLimit(i)&&i.parent;)n=i,i=i.parent;return n}function bl(e,t){return e&&t.isSelectable(e)}class wl{constructor(){this.markers=new Jc,this.document=new Kc(this),this.schema=new Ya,this._pendingChanges=[],this._currentWriter=null,["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(e=>this.decorate(e)),this.on("applyOperation",(e,t)=>{t[0]._validate()},{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$block",{allowIn:"$root",isBlock:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck((e,t)=>{if("$marker"===t.name)return!0}),pl(this),this.document.registerPostFixer(Ra)}change(e){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new gc,callback:e}),this._runPendingChanges()[0]):e(this._currentWriter)}catch(e){c.a.rethrowUnexpectedError(e,this)}}enqueueChange(e,t){try{"string"==typeof e?e=new gc(e):"function"==typeof e&&(t=e,e=new gc),this._pendingChanges.push({batch:e,callback:t}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(e){c.a.rethrowUnexpectedError(e,this)}}applyOperation(e){e._execute()}insertContent(e,t,n){return function(e,t,n,i){return e.change(o=>{let r;r=n?n instanceof fa||n instanceof _a?n:o.createSelection(n,i):e.document.selection,r.isCollapsed||e.deleteContent(r,{doNotAutoparagraph:!0});const s=new ol(e,o,r.anchor);let a;a=t.is("documentFragment")?t.getChildren():[t],s.handleNodes(a);const c=s.getSelectionRange();c&&(r instanceof _a?o.setSelection(c):r.setTo(c));const l=s.getAffectedRange()||e.createRange(r.anchor);return s.destroy(),l})}(this,e,t,n)}deleteContent(e,t){rl(this,e,t)}modifySelection(e,t){!function(e,t,n={}){const i=e.schema,o="backward"!=n.direction,r=n.unit?n.unit:"character",s=t.focus,a=new Xs({boundaries:ul(s,o),singleCharacters:!0,direction:o?"forward":"backward"}),c={walker:a,schema:i,isForward:o,unit:r};let l;for(;l=a.next();){if(l.done)return;const n=ll(c,l.value);if(n)return void(t instanceof _a?e.change(e=>{e.setSelectionFocus(n)}):t.setFocus(n))}}(this,e,t)}getSelectedContent(e){return function(e,t){return e.change(e=>{const n=e.createDocumentFragment(),i=t.getFirstRange();if(!i||i.isCollapsed)return n;const o=i.start.root,r=i.start.getCommonPath(i.end),s=o.getNodeByPath(r);let a;a=i.start.parent==i.end.parent?i:e.createRange(e.createPositionAt(s,i.start.path[r.length]),e.createPositionAt(s,i.end.path[r.length]+1));const c=a.end.offset-a.start.offset;for(const t of a.getItems({shallow:!0}))t.is("$textProxy")?e.appendText(t.data,t.getAttributes(),n):e.append(e.cloneElement(t,!0),n);if(a!=i){const t=i._getTransformedByMove(a.start,e.createPositionAt(n,0),c)[0],o=e.createRange(e.createPositionAt(n,0),t.start);fl(e.createRange(t.end,e.createPositionAt(n,"end")),e),fl(o,e)}return n})}(this,e)}hasContent(e,t={}){const n=e instanceof Zs?ra._createIn(e):e;if(n.isCollapsed)return!1;const{ignoreWhitespaces:i=!1,ignoreMarkers:o=!1}=t;if(!o)for(const e of this.markers.getMarkersIntersectingRange(n))if(e.affectsData)return!0;for(const e of n.getItems())if(this.schema.isContent(e)){if(!e.is("$textProxy"))return!0;if(!i)return!0;if(-1!==e.data.search(/\S/))return!0}return!1}createPositionFromPath(e,t,n){return new ta(e,t,n)}createPositionAt(e,t){return ta._createAt(e,t)}createPositionAfter(e){return ta._createAfter(e)}createPositionBefore(e){return ta._createBefore(e)}createRange(e,t){return new ra(e,t)}createRangeIn(e){return ra._createIn(e)}createRangeOn(e){return ra._createOn(e)}createSelection(e,t,n){return new fa(e,t,n)}createBatch(e){return new gc(e)}createOperationFromJSON(e){return class{static fromJSON(e,t){return el[e.__className].fromJSON(e,t)}}.fromJSON(e,this.document)}destroy(){this.document.destroy(),this.stopListening()}_runPendingChanges(){const e=[];for(this.fire("_beforeChanges");this._pendingChanges.length;){const t=this._pendingChanges[0].batch;this._currentWriter=new zc(this,t);const n=this._pendingChanges[0].callback(this._currentWriter);e.push(n),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null}return this.fire("_afterChanges"),e}}Ke(wl,Ue);class vl extends js{constructor(e){super(),this.editor=e}set(e,t,n={}){if("string"==typeof t){const e=t;t=(t,n)=>{this.editor.execute(e),n()}}super.set(e,t,n)}}class kl{constructor(e={}){this._context=e.context||new si({language:e.language}),this._context._addEditor(this,!e.context);const t=Array.from(this.constructor.builtinPlugins||[]);this.config=new Kn(e,this.constructor.defaultConfig),this.config.define("plugins",t),this.config.define(this._context._getEditorConfig()),this.plugins=new ei(this,t,this._context.plugins),this.locale=this._context.locale,this.t=this.locale.t,this.commands=new Wa,this.set("state","initializing"),this.once("ready",()=>this.state="ready",{priority:"high"}),this.once("destroy",()=>this.state="destroyed",{priority:"high"}),this.set("isReadOnly",!1),this.model=new wl;const n=new Ji;this.data=new dc(this.model,n),this.editing=new Ua(this.model,n),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new hc([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new vl(this),this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const e=this.config,t=e.get("plugins"),n=e.get("removePlugins")||[],i=e.get("extraPlugins")||[],o=e.get("substitutePlugins")||[];return this.plugins.init(t.concat(i),n,o)}destroy(){let e=Promise.resolve();return"initializing"==this.state&&(e=new Promise(e=>this.once("ready",e))),e.then(()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...e){try{return this.commands.execute(...e)}catch(e){c.a.rethrowUnexpectedError(e,this)}}focus(){this.editing.view.focus()}}Ke(kl,Ue);class _l{constructor(e){this.editor=e,this._components=new Map}*names(){for(const e of this._components.values())yield e.originalName}add(e,t){this._components.set(yl(e),{callback:t,originalName:e})}create(e){if(!this.has(e))throw new c.a("componentfactory-item-missing",this,{name:e});return 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Il({view:e}){e.listenTo(e.element,"submit",(t,n)=>{n.preventDefault(),e.fire("submit")},{useCapture:!0})}class Ml extends Xn{constructor(e=[]){super(e,{idProperty:"viewUid"}),this.on("add",(e,t,n)=>{this._renderViewIntoCollectionParent(t,n)}),this.on("remove",(e,t)=>{t.element&&this._parentElement&&t.element.remove()}),this._parentElement=null}destroy(){this.map(e=>e.destroy())}setParent(e){this._parentElement=e;for(const e of this)this._renderViewIntoCollectionParent(e)}delegate(...e){if(!e.length||!e.every(e=>"string"==typeof e))throw new c.a("ui-viewcollection-delegate-wrong-events",this);return{to:t=>{for(const n of this)for(const i of e)n.delegate(i).to(t);this.on("add",(n,i)=>{for(const n of e)i.delegate(n).to(t)}),this.on("remove",(n,i)=>{for(const n of e)i.stopDelegating(n,t)})}}}_renderViewIntoCollectionParent(e,t){e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[t])}}n(39);class Ol{constructor(e){this.element=null,this.isRendered=!1,this.locale=e,this.t=e&&e.t,this._viewCollections=new Xn,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",(t,n)=>{n.locale=e}),this.decorate("render")}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=Rl.bind(this,this)}createCollection(e){const t=new Ml(e);return this._viewCollections.add(t),t}registerChild(e){Zn(e)||(e=[e]);for(const t of e)this._unboundChildren.add(t)}deregisterChild(e){Zn(e)||(e=[e]);for(const t of e)this._unboundChildren.remove(t)}setTemplate(e){this.template=new Rl(e)}extendTemplate(e){Rl.extend(this.template,e)}render(){if(this.isRendered)throw new c.a("ui-view-render-already-rendered",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=!0}destroy(){this.stopListening(),this._viewCollections.map(e=>e.destroy()),this.template&&this.template._revertData&&this.template.revert(this.element)}}Ke(Ol,Mr),Ke(Ol,Ue);class Rl{constructor(e){Object.assign(this,Ul(Hl(e))),this._isRendered=!1,this._revertData=null}render(){const e=this._renderNode({intoFragment:!0});return this._isRendered=!0,e}apply(e){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:e,isApplying:!0,revertData:this._revertData}),e}revert(e){if(!this._revertData)throw new c.a("ui-template-revert-not-applied",[this,e]);this._revertTemplateFromNode(e,this._revertData)}*getViews(){yield*function*e(t){if(t.children)for(const n of t.children)Gl(n)?yield n:Kl(n)&&(yield*e(n))}(this)}static bind(e,t){return{to:(n,i)=>new 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t||(t=e.node=document.createElementNS(this.ns||"http://www.w3.org/1999/xhtml",this.tag)),this._renderAttributes(e),this._renderElementChildren(e),this._setUpListeners(e),t}_renderText(e){let t=e.node;return t?e.revertData.text=t.textContent:t=e.node=document.createTextNode(""),Ll(this.text)?this._bindToObservable({schema:this.text,updater:Vl(t),data:e}):t.textContent=this.text.join(""),t}_renderAttributes(e){let t,n,i,o;if(!this.attributes)return;const r=e.node,s=e.revertData;for(t in this.attributes)if(i=r.getAttribute(t),n=this.attributes[t],s&&(s.attributes[t]=i),o=w(n[0])&&n[0].ns?n[0].ns:null,Ll(n)){const a=o?n[0].value:n;s&&Jl(t)&&a.unshift(i),this._bindToObservable({schema:a,updater:Bl(r,t,o),data:e})}else"style"==t&&"string"!=typeof n[0]?this._renderStyleAttribute(n[0],e):(s&&i&&Jl(t)&&n.unshift(i),n=n.map(e=>e&&e.value||e).reduce((e,t)=>e.concat(t),[]).reduce(ql,""),Yl(n)||r.setAttributeNS(o,t,n))}_renderStyleAttribute(e,t){const n=t.node;for(const i in e){const o=e[i];Ll(o)?this._bindToObservable({schema:[o],updater:Fl(n,i),data:t}):n.style[i]=o}}_renderElementChildren(e){const t=e.node,n=e.intoFragment?document.createDocumentFragment():t,i=e.isApplying;let o=0;for(const r of this.children)if(Ql(r)){if(!i){r.setParent(t);for(const e of r)n.appendChild(e.element)}}else if(Gl(r))i||(r.isRendered||r.render(),n.appendChild(r.element));else if(mr(r))n.appendChild(r);else if(i){const t={children:[],bindings:[],attributes:{}};e.revertData.children.push(t),r._renderNode({node:n.childNodes[o++],isApplying:!0,revertData:t})}else n.appendChild(r.render());e.intoFragment&&t.appendChild(n)}_setUpListeners(e){if(this.eventListeners)for(const t in this.eventListeners){const n=this.eventListeners[t].map(n=>{const[i,o]=t.split("@");return n.activateDomEventListener(i,o,e)});e.revertData&&e.revertData.bindings.push(n)}}_bindToObservable({schema:e,updater:t,data:n}){const i=n.revertData;Dl(e,t,n);const o=e.filter(e=>!Yl(e)).filter(e=>e.observable).map(i=>i.activateAttributeListener(e,t,n));i&&i.bindings.push(o)}_revertTemplateFromNode(e,t){for(const e of t.bindings)for(const t of e)t();if(t.text)e.textContent=t.text;else{for(const n in t.attributes){const i=t.attributes[n];null===i?e.removeAttribute(n):e.setAttribute(n,i)}for(let n=0;n<t.children.length;++n)this._revertTemplateFromNode(e.childNodes[n],t.children[n])}}}Ke(Rl,d);class Nl{constructor(e){Object.assign(this,e)}getValue(e){const t=this.observable[this.attribute];return this.callback?this.callback(t,e):t}activateAttributeListener(e,t,n){const i=()=>Dl(e,t,n);return this.emitter.listenTo(this.observable,"change:"+this.attribute,i),()=>{this.emitter.stopListening(this.observable,"change:"+this.attribute,i)}}}class jl extends Nl{activateDomEventListener(e,t,n){const i=(e,n)=>{t&&!n.target.matches(t)||("function"==typeof this.eventNameOrFunction?this.eventNameOrFunction(n):this.observable.fire(this.eventNameOrFunction,n))};return this.emitter.listenTo(n.node,e,i),()=>{this.emitter.stopListening(n.node,e,i)}}}class zl extends Nl{getValue(e){return!Yl(super.getValue(e))&&(this.valueIfTrue||!0)}}function Ll(e){return!!e&&(e.value&&(e=e.value),Array.isArray(e)?e.some(Ll):e instanceof Nl)}function Dl(e,t,{node:n}){let i=function(e,t){return e.map(e=>e instanceof Nl?e.getValue(t):e)}(e,n);i=1==e.length&&e[0]instanceof zl?i[0]:i.reduce(ql,""),Yl(i)?t.remove():t.set(i)}function Vl(e){return{set(t){e.textContent=t},remove(){e.textContent=""}}}function Bl(e,t,n){return{set(i){e.setAttributeNS(n,t,i)},remove(){e.removeAttributeNS(n,t)}}}function Fl(e,t){return{set(n){e.style[t]=n},remove(){e.style[t]=null}}}function Hl(e){return Yn(e,e=>{if(e&&(e instanceof Nl||Kl(e)||Gl(e)||Ql(e)))return e})}function Ul(e){if("string"==typeof e?e=function(e){return{text:[e]}}(e):e.text&&function(e){e.text=ti(e.text)}(e),e.on&&(e.eventListeners=function(e){for(const t in e)Wl(e,t);return e}(e.on),delete e.on),!e.text){e.attributes&&function(e){for(const t in e)e[t].value&&(e[t].value=ti(e[t].value)),Wl(e,t)}(e.attributes);const t=[];if(e.children)if(Ql(e.children))t.push(e.children);else for(const n of e.children)Kl(n)||Gl(n)||mr(n)?t.push(n):t.push(new Rl(n));e.children=t}return e}function Wl(e,t){e[t]=ti(e[t])}function ql(e,t){return Yl(t)?e:Yl(e)?t:`${e} ${t}`}function $l(e,t){for(const n in t)e[n]?e[n].push(...t[n]):e[n]=t[n]}function Yl(e){return!e&&0!==e}function Gl(e){return e instanceof Ol}function Kl(e){return e instanceof Rl}function Ql(e){return e instanceof Ml}function Jl(e){return"class"==e||"style"==e}class Zl extends Ml{constructor(e,t=[]){super(t),this.locale=e}attachToDom(){this._bodyCollectionContainer=new Rl({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let e=document.querySelector(".ck-body-wrapper");e||(e=xs(document,"div",{class:"ck-body-wrapper"}),document.body.appendChild(e)),e.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy(),this._bodyCollectionContainer&&this._bodyCollectionContainer.remove();const e=document.querySelector(".ck-body-wrapper");e&&0==e.childElementCount&&e.remove()}}n(41);class Xl extends Ol{constructor(){super();const e=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:e.to("viewBox")}})}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",()=>{this._updateXMLContent(),this._colorFillPaths()}),this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const e=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg"),t=e.getAttribute("viewBox");for(t&&(this.viewBox=t),this.element.innerHTML="";e.childNodes.length>0;)this.element.appendChild(e.childNodes[0])}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach(e=>{e.style.fill=this.fillColor})}}n(43);class eu extends Ol{constructor(e){super(e),this.set("text",""),this.set("position","s");const t=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",t.to("position",e=>"ck-tooltip_"+e),t.if("text","ck-hidden",e=>!e.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:t.to("text")}]}]})}}n(45);class tu extends Ol{constructor(e){super(e);const t=this.bindTemplate,n=s();this.set("class"),this.set("labelStyle"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isVisible",!0),this.set("isToggleable",!1),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.set("withKeystroke",!1),this.children=this.createCollection(),this.tooltipView=this._createTooltipView(),this.labelView=this._createLabelView(n),this.iconView=new Xl,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.keystrokeView=this._createKeystrokeView(),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this)),this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",t.to("class"),t.if("isEnabled","ck-disabled",e=>!e),t.if("isVisible","ck-hidden",e=>!e),t.to("isOn",e=>e?"ck-on":"ck-off"),t.if("withText","ck-button_with-text"),t.if("withKeystroke","ck-button_with-keystroke")],type:t.to("type",e=>e||"button"),tabindex:t.to("tabindex"),"aria-labelledby":"ck-editor__aria-label_"+n,"aria-disabled":t.if("isEnabled",!0,e=>!e),"aria-pressed":t.to("isOn",e=>!!this.isToggleable&&String(e))},children:this.children,on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(e=>{this.isEnabled?this.fire("execute"):e.preventDefault()})}})}render(){super.render(),this.icon&&(this.iconView.bind("content").to(this,"icon"),this.children.add(this.iconView)),this.children.add(this.tooltipView),this.children.add(this.labelView),this.withKeystroke&&this.children.add(this.keystrokeView)}focus(){this.element.focus()}_createTooltipView(){const e=new eu;return e.bind("text").to(this,"_tooltipString"),e.bind("position").to(this,"tooltipPosition"),e}_createLabelView(e){const t=new Ol,n=this.bindTemplate;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:n.to("labelStyle"),id:"ck-editor__aria-label_"+e},children:[{text:this.bindTemplate.to("label")}]}),t}_createKeystrokeView(){const e=new Ol;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",e=>zo(e))}]}),e}_getTooltipString(e,t,n){return e?"string"==typeof e?e:(n&&(n=zo(n)),e instanceof Function?e(t,n):`${t}${n?` (${n})`:""}`):""}}n(47);class nu extends tu{constructor(e){super(e),this.isToggleable=!0,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render(),this.children.add(this.toggleSwitchView)}_createToggleView(){const e=new Ol;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),e}}function iu(e){return"string"==typeof e?{model:e,label:e,hasBorder:!1,view:{name:"span",styles:{color:e}}}:{model:e.color,label:e.label||e.color,hasBorder:void 0!==e.hasBorder&&e.hasBorder,view:{name:"span",styles:{color:""+e.color}}}}class ou extends tu{constructor(e){super(e);const t=this.bindTemplate;this.set("color"),this.set("hasBorder"),this.icon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z"/><path d="M14.814 6.035 8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z"/></svg>',this.extendTemplate({attributes:{style:{backgroundColor:t.to("color")},class:["ck","ck-color-grid__tile",t.if("hasBorder","ck-color-table__color-tile_bordered")]}})}render(){super.render(),this.iconView.fillColor="hsl(0, 0%, 100%)"}}class ru{constructor(e){if(Object.assign(this,e),e.actions&&e.keystrokeHandler)for(const t in e.actions){let n=e.actions[t];"string"==typeof n&&(n=[n]);for(const i of n)e.keystrokeHandler.set(i,(e,n)=>{this[t](),n()})}}get first(){return this.focusables.find(su)||null}get last(){return this.focusables.filter(su).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let e=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find((t,n)=>{const i=t.element===this.focusTracker.focusedElement;return i&&(e=n),i}),e)}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(e){e&&e.focus()}_getFocusableItem(e){const t=this.current,n=this.focusables.length;if(!n)return null;if(null===t)return this[1===e?"first":"last"];let i=(t+n+e)%n;do{const t=this.focusables.get(i);if(su(t))return t;i=(i+n+e)%n}while(i!==t);return null}}function su(e){return!(!e.focus||"none"==_r.window.getComputedStyle(e.element).display)}n(49);class au extends Ol{constructor(e,t){super(e);const n=t&&t.colorDefinitions||[],i={};t&&t.columns&&(i.gridTemplateColumns=`repeat( ${t.columns}, 1fr)`),this.set("selectedColor"),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this._focusCycler=new ru({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowleft",focusNext:"arrowright"}}),this.items.on("add",(e,t)=>{t.isOn=t.color===this.selectedColor}),n.forEach(e=>{const t=new ou;t.set({color:e.color,label:e.label,tooltip:!0,hasBorder:e.options.hasBorder}),t.on("execute",()=>{this.fire("execute",{value:e.color,hasBorder:e.options.hasBorder,label:e.label})}),this.items.add(t)}),this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:i}}),this.on("change:selectedColor",(e,t,n)=>{for(const e of this.items)e.isOn=e.color===n})}focus(){this.items.length&&this.items.first.focus()}focusLast(){this.items.length&&this.items.last.focus()}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element)}}var cu='<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg"><path d="M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z"/></svg>';class lu extends tu{constructor(e){super(e),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":!0}}),this.delegate("execute").to(this,"open")}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const e=new Xl;return e.content=cu,e.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),e}}n(51);class uu extends Ol{constructor(e){super(e);const t=this.bindTemplate;this.set("class"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isToggleable",!1),this.set("isVisible",!0),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.children=this.createCollection(),this.actionView=this._createActionView(),this.arrowView=this._createArrowView(),this.keystrokes=new js,this.focusTracker=new Ns,this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",t.to("class"),t.if("isVisible","ck-hidden",e=>!e),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children})}render(){super.render(),this.children.add(this.actionView),this.children.add(this.arrowView),this.focusTracker.add(this.actionView.element),this.focusTracker.add(this.arrowView.element),this.keystrokes.listenTo(this.element),this.keystrokes.set("arrowright",(e,t)=>{this.focusTracker.focusedElement===this.actionView.element&&(this.arrowView.focus(),t())}),this.keystrokes.set("arrowleft",(e,t)=>{this.focusTracker.focusedElement===this.arrowView.element&&(this.actionView.focus(),t())})}focus(){this.actionView.focus()}_createActionView(){const e=new tu;return e.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this),e.extendTemplate({attributes:{class:"ck-splitbutton__action"}}),e.delegate("execute").to(this),e}_createArrowView(){const e=new tu,t=e.bindTemplate;return e.icon=cu,e.extendTemplate({attributes:{class:"ck-splitbutton__arrow","aria-haspopup":!0,"aria-expanded":t.to("isOn",e=>String(e))}}),e.bind("isEnabled").to(this),e.delegate("execute").to(this,"open"),e}}class du extends Ol{constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",!1),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",t.to("position",e=>"ck-dropdown__panel_"+e),t.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:t.to(e=>e.preventDefault())}})}focus(){this.children.length&&this.children.first.focus()}focusLast(){if(this.children.length){const e=this.children.last;"function"==typeof e.focusLast?e.focusLast():e.focus()}}}n(53);function hu({element:e,target:t,positions:n,limiter:i,fitInViewport:o}){M(t)&&(t=t()),M(i)&&(i=i());const r=function(e){return e&&e.parentNode?e.offsetParent===_r.document.body?null:e.offsetParent:null}(e),s=new Ts(e),a=new Ts(t);let c,l;if(i||o){const e=function(e,t){const{elementRect:n,viewportRect:i}=t,o=n.getArea(),r=function(e,{targetRect:t,elementRect:n,limiterRect:i,viewportRect:o}){const r=[],s=n.getArea();for(const a of e){const e=fu(a,t,n);if(!e)continue;const[c,l]=e;let u=0,d=0;if(i)if(o){const e=i.getIntersection(o);e&&(u=e.getIntersectionArea(l))}else u=i.getIntersectionArea(l);o&&(d=o.getIntersectionArea(l));const h={positionName:c,positionRect:l,limiterIntersectArea:u,viewportIntersectArea:d};if(u===s)return[h];r.push(h)}return r}(e,t);if(i){const e=pu(r.filter(({viewportIntersectArea:e})=>e===o),o);if(e)return e}return pu(r,o)}(n,{targetRect:a,elementRect:s,limiterRect:i&&new Ts(i).getVisible(),viewportRect:o&&new Ts(_r.window)});[l,c]=e||fu(n[0],a,s)}else[l,c]=fu(n[0],a,s);let u=gu(c);return r&&(u=function({left:e,top:t},n){const i=gu(new Ts(n)),o=Cs(n);return e-=i.left,t-=i.top,e+=n.scrollLeft,t+=n.scrollTop,e-=o.left,t-=o.top,{left:e,top:t}}(u,r)),{left:u.left,top:u.top,name:l}}function fu(e,t,n){const i=e(t,n);if(!i)return null;const{left:o,top:r,name:s}=i;return[s,n.clone().moveTo(o,r)]}function pu(e,t){let n,i,o=0;for(const{positionName:r,positionRect:s,limiterIntersectArea:a,viewportIntersectArea:c}of e){if(a===t)return[r,s];const e=c**2+a**2;e>o&&(o=e,n=s,i=r)}return n?[i,n]:null}function gu({left:e,top:t}){const{scrollX:n,scrollY:i}=_r.window;return{left:e+n,top:t+i}}class mu extends Ol{constructor(e,t,n){super(e);const i=this.bindTemplate;this.buttonView=t,this.panelView=n,this.set("isOpen",!1),this.set("isEnabled",!0),this.set("class"),this.set("id"),this.set("panelPosition","auto"),this.keystrokes=new js,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",i.to("class"),i.if("isEnabled","ck-disabled",e=>!e)],id:i.to("id"),"aria-describedby":i.to("ariaDescribedById")},children:[t,n]}),t.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render(),this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen}),this.panelView.bind("isVisible").to(this,"isOpen"),this.on("change:isOpen",()=>{this.isOpen&&("auto"===this.panelPosition?this.panelView.position=mu._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:!0,positions:this._panelPositions}).name:this.panelView.position=this.panelPosition)}),this.keystrokes.listenTo(this.element);const e=(e,t)=>{this.isOpen&&(this.buttonView.focus(),this.isOpen=!1,t())};this.keystrokes.set("arrowdown",(e,t)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=!0,t())}),this.keystrokes.set("arrowright",(e,t)=>{this.isOpen&&t()}),this.keystrokes.set("arrowleft",e),this.keystrokes.set("esc",e)}focus(){this.buttonView.focus()}get _panelPositions(){const{south:e,north:t,southEast:n,southWest:i,northEast:o,northWest:r,southMiddleEast:s,southMiddleWest:a,northMiddleEast:c,northMiddleWest:l}=mu.defaultPanelPositions;return"rtl"!==this.locale.uiLanguageDirection?[n,i,s,a,e,o,r,c,l,t]:[i,n,a,s,e,r,o,l,c,t]}}mu.defaultPanelPositions={south:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/2,name:"s"}),southEast:e=>({top:e.bottom,left:e.left,name:"se"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:"sw"}),southMiddleEast:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/4,name:"sme"}),southMiddleWest:(e,t)=>({top:e.bottom,left:e.left-3*(t.width-e.width)/4,name:"smw"}),north:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/2,name:"n"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:"ne"}),northWest:(e,t)=>({top:e.top-t.height,left:e.left-t.width+e.width,name:"nw"}),northMiddleEast:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/4,name:"nme"}),northMiddleWest:(e,t)=>({top:e.top-t.height,left:e.left-3*(t.width-e.width)/4,name:"nmw"})},mu._getOptimalPosition=hu;class bu extends Ol{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}}class wu extends Ol{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__line-break"]}})}}function vu(e){return Array.isArray(e)?{items:e,removeItems:[]}:e?Object.assign({items:[],removeItems:[]},e):{items:[],removeItems:[]}}n(55);class ku extends Ol{constructor(e,t){super(e);const n=this.bindTemplate,i=this.t;this.options=t||{},this.set("ariaLabel",i("Editor toolbar")),this.set("maxWidth","auto"),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this.set("class"),this.set("isCompact",!1),this.itemsView=new _u(e),this.children=this.createCollection(),this.children.add(this.itemsView),this.focusables=this.createCollection();const o="rtl"===e.uiLanguageDirection;this._focusCycler=new ru({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:[o?"arrowright":"arrowleft","arrowup"],focusNext:[o?"arrowleft":"arrowright","arrowdown"]}});const r=["ck","ck-toolbar",n.to("class"),n.if("isCompact","ck-toolbar_compact")];var s;this.options.shouldGroupWhenFull&&this.options.isFloating&&r.push("ck-toolbar_floating"),this.setTemplate({tag:"div",attributes:{class:r,role:"toolbar","aria-label":n.to("ariaLabel"),style:{maxWidth:n.to("maxWidth")}},children:this.children,on:{mousedown:(s=this,s.bindTemplate.to(e=>{e.target===s.element&&e.preventDefault()}))}}),this._behavior=this.options.shouldGroupWhenFull?new xu(this):new yu(this)}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element),this._behavior.render(this)}destroy(){return this._behavior.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(e,t){const n=vu(e),i=n.items.filter((e,i,o)=>"|"===e||-1===n.removeItems.indexOf(e)&&("-"===e?!this.options.shouldGroupWhenFull||(Object(c.b)("toolbarview-line-break-ignored-when-grouping-items",o),!1):!!t.has(e)||(Object(c.b)("toolbarview-item-unavailable",{name:e}),!1))),o=this._cleanSeparators(i).map(e=>"|"===e?new bu:"-"===e?new wu:t.create(e));this.items.addMany(o)}_cleanSeparators(e){const t=e=>"-"!==e&&"|"!==e,n=e.length,i=e.findIndex(t),o=n-e.slice().reverse().findIndex(t);return e.slice(i,o).filter((e,n,i)=>{if(t(e))return!0;return!(n>0&&i[n-1]===e)})}}class _u extends Ol{constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class yu{constructor(e){const t=e.bindTemplate;e.set("isVertical",!1),e.itemsView.children.bindTo(e.items).using(e=>e),e.focusables.bindTo(e.items).using(e=>e),e.extendTemplate({attributes:{class:[t.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class xu{constructor(e){this.view=e,this.viewChildren=e.children,this.viewFocusables=e.focusables,this.viewItemsView=e.itemsView,this.viewFocusTracker=e.focusTracker,this.viewLocale=e.locale,this.ungroupedItems=e.createCollection(),this.groupedItems=e.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),this.resizeObserver=null,this.cachedPadding=null,this.shouldUpdateGroupingOnNextResize=!1,e.itemsView.children.bindTo(this.ungroupedItems).using(e=>e),this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this)),this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this)),e.children.on("add",this._updateFocusCycleableItems.bind(this)),e.children.on("remove",this._updateFocusCycleableItems.bind(this)),e.items.on("change",(e,t)=>{const n=t.index;for(const e of t.removed)n>=this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e);for(let e=n;e<n+t.added.length;e++){const i=t.added[e-n];e>this.ungroupedItems.length?this.groupedItems.add(i,e-this.ungroupedItems.length):this.ungroupedItems.add(i,e)}this._updateGrouping()}),e.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(e){this.viewElement=e.element,this._enableGroupingOnResize(),this._enableGroupingOnMaxWidthChange(e)}destroy(){this.groupedItemsDropdown.destroy(),this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement))return;if(!this.viewElement.offsetParent)return void(this.shouldUpdateGroupingOnNextResize=!0);const e=this.groupedItems.length;let t;for(;this._areItemsOverflowing;)this._groupLastItem(),t=!0;if(!t&&this.groupedItems.length){for(;this.groupedItems.length&&!this._areItemsOverflowing;)this._ungroupFirstItem();this._areItemsOverflowing&&this._groupLastItem()}this.groupedItems.length!==e&&this.view.fire("groupedItemsUpdate")}get _areItemsOverflowing(){if(!this.ungroupedItems.length)return!1;const e=this.viewElement,t=this.viewLocale.uiLanguageDirection,n=new Ts(e.lastChild),i=new Ts(e);if(!this.cachedPadding){const n=_r.window.getComputedStyle(e),i="ltr"===t?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(n[i])}return"ltr"===t?n.right>i.right-this.cachedPadding:n.left<i.left+this.cachedPadding}_enableGroupingOnResize(){let e;this.resizeObserver=new Is(this.viewElement,t=>{e&&e===t.contentRect.width&&!this.shouldUpdateGroupingOnNextResize||(this.shouldUpdateGroupingOnNextResize=!1,this._updateGrouping(),e=t.contentRect.width)}),this._updateGrouping()}_enableGroupingOnMaxWidthChange(e){e.on("change:maxWidth",()=>{this._updateGrouping()})}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new bu),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element))}_createGroupedItemsDropdown(){const e=this.viewLocale,t=e.t,n=Tu(e);return n.class="ck-toolbar__grouped-dropdown",n.panelPosition="ltr"===e.uiLanguageDirection?"sw":"se",Su(n,[]),n.buttonView.set({label:t("Show more items"),tooltip:!0,tooltipPosition:"rtl"===e.uiLanguageDirection?"se":"sw",icon:Tl.threeVerticalDots}),n.toolbarView.items.bindTo(this.groupedItems).using(e=>e),n}_updateFocusCycleableItems(){this.viewFocusables.clear(),this.ungroupedItems.map(e=>{this.viewFocusables.add(e)}),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown)}}n(57);class Au extends Ol{constructor(){super(),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this._focusCycler=new ru({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class Cu extends Ol{constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}}class Eu extends Ol{constructor(e){super(e),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}n(59),n(61);function Tu(e,t=lu){const n=new t(e),i=new du(e),o=new mu(e,n,i);return n.bind("isEnabled").to(o),n instanceof lu?n.bind("isOn").to(o,"isOpen"):n.arrowView.bind("isOn").to(o,"isOpen"),function(e){(function(e){e.on("render",()=>{Sl({emitter:e,activator:()=>e.isOpen,callback:()=>{e.isOpen=!1},contextElements:[e.element]})})})(e),function(e){e.on("execute",t=>{t.source instanceof nu||(e.isOpen=!1)})}(e),function(e){e.keystrokes.set("arrowdown",(t,n)=>{e.isOpen&&(e.panelView.focus(),n())}),e.keystrokes.set("arrowup",(t,n)=>{e.isOpen&&(e.panelView.focusLast(),n())})}(e)}(o),o}function Su(e,t){const n=e.locale,i=n.t,o=e.toolbarView=new ku(n);o.set("ariaLabel",i("Dropdown toolbar")),e.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),t.map(e=>o.items.add(e)),e.panelView.children.add(o),o.items.delegate("execute").to(e)}function Pu(e,t){const n=e.locale,i=e.listView=new Au(n);i.items.bindTo(t).using(({type:e,model:t})=>{if("separator"===e)return new Eu(n);if("button"===e||"switchbutton"===e){const i=new Cu(n);let o;return o="button"===e?new tu(n):new nu(n),o.bind(...Object.keys(t)).to(t),o.delegate("execute").to(i),i.children.add(o),i}}),e.panelView.children.add(i),i.items.delegate("execute").to(e)}n(63);class Iu extends Ol{constructor(e){super(e),this.body=new Zl(e)}render(){super.render(),this.body.attachToDom()}destroy(){return this.body.detachFromDom(),super.destroy()}}n(65);class Mu extends Ol{constructor(e){super(e),this.set("text"),this.set("for"),this.id="ck-editor__label_"+s();const t=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:t.to("for")},children:[{text:t.to("text")}]})}}class Ou extends Iu{constructor(e){super(e),this.top=this.createCollection(),this.main=this.createCollection(),this._voiceLabelView=this._createVoiceLabel(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:e.uiLanguageDirection,lang:e.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]})}_createVoiceLabel(){const e=this.t,t=new Mu;return t.text=e("Rich Text Editor"),t.extendTemplate({attributes:{class:"ck-voice-label"}}),t}}class Ru extends Ol{constructor(e,t,n){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:e.contentLanguage,dir:e.contentLanguageDirection}}),this.name=null,this.set("isFocused",!1),this._editableElement=n,this._hasExternalElement=!!this._editableElement,this._editingView=t}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",()=>this._updateIsFocusedClasses()),this._updateIsFocusedClasses()}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy()}_updateIsFocusedClasses(){const e=this._editingView;function t(t){e.change(n=>{const i=e.document.getRoot(t.name);n.addClass(t.isFocused?"ck-focused":"ck-blurred",i),n.removeClass(t.isFocused?"ck-blurred":"ck-focused",i)})}e.isRenderingInProgress?function n(i){e.once("change:isRenderingInProgress",(e,o,r)=>{r?n(i):t(i)})}(this):t(this)}}class Nu extends Ru{constructor(e,t,n){super(e,t,n),this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const e=this._editingView,t=this.t;e.change(n=>{const i=e.document.getRoot(this.name);n.setAttribute("aria-label",t("Rich Text Editor, %0",this.name),i)})}}n(67);n(69);class ju extends Ol{constructor(e){super(e),this.set("value"),this.set("id"),this.set("placeholder"),this.set("isReadOnly",!1),this.set("hasError",!1),this.set("ariaDescribedById"),this.focusTracker=new Ns,this.bind("isFocused").to(this.focusTracker),this.set("isEmpty",!0);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{type:"text",class:["ck","ck-input","ck-input-text",t.if("isFocused","ck-input_focused"),t.if("isEmpty","ck-input-text_empty"),t.if("hasError","ck-error")],id:t.to("id"),placeholder:t.to("placeholder"),readonly:t.to("isReadOnly"),"aria-invalid":t.if("hasError",!0),"aria-describedby":t.to("ariaDescribedById")},on:{input:t.to("input"),change:t.to(this._updateIsEmpty.bind(this))}})}render(){super.render(),this.focusTracker.add(this.element),this._setDomElementValue(this.value),this._updateIsEmpty(),this.on("change:value",(e,t,n)=>{this._setDomElementValue(n),this._updateIsEmpty()})}select(){this.element.select()}focus(){this.element.focus()}_updateIsEmpty(){this.isEmpty=!this.element.value}_setDomElementValue(e){this.element.value=e||0===e?e:""}}n(71);class zu extends Ol{constructor(e,t){super(e);const n="ck-labeled-field-view-"+s(),i="ck-labeled-field-view-status-"+s();this.fieldView=t(this,n,i),this.set("label"),this.set("isEnabled",!0),this.set("isEmpty",!0),this.set("isFocused",!1),this.set("errorText",null),this.set("infoText",null),this.set("class"),this.set("placeholder"),this.labelView=this._createLabelView(n),this.statusView=this._createStatusView(i),this.bind("_statusText").to(this,"errorText",this,"infoText",(e,t)=>e||t);const o=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view",o.to("class"),o.if("isEnabled","ck-disabled",e=>!e),o.if("isEmpty","ck-labeled-field-view_empty"),o.if("isFocused","ck-labeled-field-view_focused"),o.if("placeholder","ck-labeled-field-view_placeholder"),o.if("errorText","ck-error")]},children:[{tag:"div",attributes:{class:["ck","ck-labeled-field-view__input-wrapper"]},children:[this.fieldView,this.labelView]},this.statusView]})}_createLabelView(e){const t=new Mu(this.locale);return t.for=e,t.bind("text").to(this,"label"),t}_createStatusView(e){const t=new Ol(this.locale),n=this.bindTemplate;return t.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view__status",n.if("errorText","ck-labeled-field-view__status_error"),n.if("_statusText","ck-hidden",e=>!e)],id:e,role:n.if("errorText","alert")},children:[{text:n.to("_statusText")}]}),t}focus(){this.fieldView.focus()}}function Lu(e,t,n){const i=new ju(e.locale);return i.set({id:t,ariaDescribedById:n}),i.bind("isReadOnly").to(e,"isEnabled",e=>!e),i.bind("hasError").to(e,"errorText",e=>!!e),i.on("input",()=>{e.errorText=null}),e.bind("isEmpty","isFocused","placeholder").to(i),i}class Du extends ai{static get pluginName(){return"Notification"}init(){this.on("show:warning",(e,t)=>{window.alert(t.message)},{priority:"lowest"})}showSuccess(e,t={}){this._showNotification({message:e,type:"success",namespace:t.namespace,title:t.title})}showInfo(e,t={}){this._showNotification({message:e,type:"info",namespace:t.namespace,title:t.title})}showWarning(e,t={}){this._showNotification({message:e,type:"warning",namespace:t.namespace,title:t.title})}_showNotification(e){const t="show:"+e.type+(e.namespace?":"+e.namespace:"");this.fire(t,{message:e.message,type:e.type,title:e.title||""})}}class Vu{constructor(e,t){t&&ze(this,t),e&&this.set(e)}}Ke(Vu,Ue);n(73);const Bu=Os("px"),Fu=_r.document.body;class Hu extends Ol{constructor(e){super(e);const t=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("position","arrow_nw"),this.set("isVisible",!1),this.set("withArrow",!0),this.set("class"),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",t.to("position",e=>"ck-balloon-panel_"+e),t.if("isVisible","ck-balloon-panel_visible"),t.if("withArrow","ck-balloon-panel_with-arrow"),t.to("class")],style:{top:t.to("top",Bu),left:t.to("left",Bu)}},children:this.content})}show(){this.isVisible=!0}hide(){this.isVisible=!1}attachTo(e){this.show();const t=Hu.defaultPositions,n=Object.assign({},{element:this.element,positions:[t.southArrowNorth,t.southArrowNorthMiddleWest,t.southArrowNorthMiddleEast,t.southArrowNorthWest,t.southArrowNorthEast,t.northArrowSouth,t.northArrowSouthMiddleWest,t.northArrowSouthMiddleEast,t.northArrowSouthWest,t.northArrowSouthEast],limiter:Fu,fitInViewport:!0},e),i=Hu._getOptimalPosition(n),o=parseInt(i.left),r=parseInt(i.top),s=i.name;Object.assign(this,{top:r,left:o,position:s})}pin(e){this.unpin(),this._pinWhenIsVisibleCallback=()=>{this.isVisible?this._startPinning(e):this._stopPinning()},this._startPinning(e),this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback)}unpin(){this._pinWhenIsVisibleCallback&&(this._stopPinning(),this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback),this._pinWhenIsVisibleCallback=null,this.hide())}_startPinning(e){this.attachTo(e);const t=Uu(e.target),n=e.limiter?Uu(e.limiter):Fu;this.listenTo(_r.document,"scroll",(i,o)=>{const r=o.target,s=t&&r.contains(t),a=n&&r.contains(n);!s&&!a&&t&&n||this.attachTo(e)},{useCapture:!0}),this.listenTo(_r.window,"resize",()=>{this.attachTo(e)})}_stopPinning(){this.stopListening(_r.document,"scroll"),this.stopListening(_r.window,"resize")}}function Uu(e){return Gn(e)?e:As(e)?e.commonAncestorContainer:"function"==typeof e?Uu(e()):null}function Wu(e,t){return e.top-t.height-Hu.arrowVerticalOffset}function qu(e){return e.bottom+Hu.arrowVerticalOffset}Hu.arrowHorizontalOffset=25,Hu.arrowVerticalOffset=10,Hu._getOptimalPosition=hu,Hu.defaultPositions={northWestArrowSouthWest:(e,t)=>({top:Wu(e,t),left:e.left-Hu.arrowHorizontalOffset,name:"arrow_sw"}),northWestArrowSouthMiddleWest:(e,t)=>({top:Wu(e,t),left:e.left-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_smw"}),northWestArrowSouth:(e,t)=>({top:Wu(e,t),left:e.left-t.width/2,name:"arrow_s"}),northWestArrowSouthMiddleEast:(e,t)=>({top:Wu(e,t),left:e.left-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_sme"}),northWestArrowSouthEast:(e,t)=>({top:Wu(e,t),left:e.left-t.width+Hu.arrowHorizontalOffset,name:"arrow_se"}),northArrowSouthWest:(e,t)=>({top:Wu(e,t),left:e.left+e.width/2-Hu.arrowHorizontalOffset,name:"arrow_sw"}),northArrowSouthMiddleWest:(e,t)=>({top:Wu(e,t),left:e.left+e.width/2-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_smw"}),northArrowSouth:(e,t)=>({top:Wu(e,t),left:e.left+e.width/2-t.width/2,name:"arrow_s"}),northArrowSouthMiddleEast:(e,t)=>({top:Wu(e,t),left:e.left+e.width/2-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_sme"}),northArrowSouthEast:(e,t)=>({top:Wu(e,t),left:e.left+e.width/2-t.width+Hu.arrowHorizontalOffset,name:"arrow_se"}),northEastArrowSouthWest:(e,t)=>({top:Wu(e,t),left:e.right-Hu.arrowHorizontalOffset,name:"arrow_sw"}),northEastArrowSouthMiddleWest:(e,t)=>({top:Wu(e,t),left:e.right-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_smw"}),northEastArrowSouth:(e,t)=>({top:Wu(e,t),left:e.right-t.width/2,name:"arrow_s"}),northEastArrowSouthMiddleEast:(e,t)=>({top:Wu(e,t),left:e.right-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_sme"}),northEastArrowSouthEast:(e,t)=>({top:Wu(e,t),left:e.right-t.width+Hu.arrowHorizontalOffset,name:"arrow_se"}),southWestArrowNorthWest:(e,t)=>({top:qu(e),left:e.left-Hu.arrowHorizontalOffset,name:"arrow_nw"}),southWestArrowNorthMiddleWest:(e,t)=>({top:qu(e),left:e.left-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_nmw"}),southWestArrowNorth:(e,t)=>({top:qu(e),left:e.left-t.width/2,name:"arrow_n"}),southWestArrowNorthMiddleEast:(e,t)=>({top:qu(e),left:e.left-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_nme"}),southWestArrowNorthEast:(e,t)=>({top:qu(e),left:e.left-t.width+Hu.arrowHorizontalOffset,name:"arrow_ne"}),southArrowNorthWest:(e,t)=>({top:qu(e),left:e.left+e.width/2-Hu.arrowHorizontalOffset,name:"arrow_nw"}),southArrowNorthMiddleWest:(e,t)=>({top:qu(e),left:e.left+e.width/2-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_nmw"}),southArrowNorth:(e,t)=>({top:qu(e),left:e.left+e.width/2-t.width/2,name:"arrow_n"}),southArrowNorthMiddleEast:(e,t)=>({top:qu(e),left:e.left+e.width/2-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_nme"}),southArrowNorthEast:(e,t)=>({top:qu(e),left:e.left+e.width/2-t.width+Hu.arrowHorizontalOffset,name:"arrow_ne"}),southEastArrowNorthWest:(e,t)=>({top:qu(e),left:e.right-Hu.arrowHorizontalOffset,name:"arrow_nw"}),southEastArrowNorthMiddleWest:(e,t)=>({top:qu(e),left:e.right-.25*t.width-Hu.arrowHorizontalOffset,name:"arrow_nmw"}),southEastArrowNorth:(e,t)=>({top:qu(e),left:e.right-t.width/2,name:"arrow_n"}),southEastArrowNorthMiddleEast:(e,t)=>({top:qu(e),left:e.right-.75*t.width+Hu.arrowHorizontalOffset,name:"arrow_nme"}),southEastArrowNorthEast:(e,t)=>({top:qu(e),left:e.right-t.width+Hu.arrowHorizontalOffset,name:"arrow_ne"})};n(75),n(77);const $u=Os("px");class Yu extends Qe{static get pluginName(){return"ContextualBalloon"}constructor(e){super(e),this.positionLimiter=()=>{const e=this.editor.editing.view,t=e.document.selection.editableElement;return t?e.domConverter.mapViewToDom(t.root):null},this.set("visibleView",null),this.view=new Hu(e.locale),e.ui.view.body.add(this.view),e.ui.focusTracker.add(this.view.element),this._viewToStack=new Map,this._idToStack=new Map,this.set("_numberOfStacks",0),this.set("_singleViewMode",!1),this._rotatorView=this._createRotatorView(),this._fakePanelsView=this._createFakePanelsView()}hasView(e){return Array.from(this._viewToStack.keys()).includes(e)}add(e){if(this.hasView(e.view))throw new c.a("contextualballoon-add-view-exist",[this,e]);const t=e.stackId||"main";if(!this._idToStack.has(t))return this._idToStack.set(t,new Map([[e.view,e]])),this._viewToStack.set(e.view,this._idToStack.get(t)),this._numberOfStacks=this._idToStack.size,void(this._visibleStack&&!e.singleViewMode||this.showStack(t));const n=this._idToStack.get(t);e.singleViewMode&&this.showStack(t),n.set(e.view,e),this._viewToStack.set(e.view,n),n===this._visibleStack&&this._showView(e)}remove(e){if(!this.hasView(e))throw new c.a("contextualballoon-remove-view-not-exist",[this,e]);const t=this._viewToStack.get(e);this._singleViewMode&&this.visibleView===e&&(this._singleViewMode=!1),this.visibleView===e&&(1===t.size?this._idToStack.size>1?this._showNextStack():(this.view.hide(),this.visibleView=null,this._rotatorView.hideView()):this._showView(Array.from(t.values())[t.size-2])),1===t.size?(this._idToStack.delete(this._getStackId(t)),this._numberOfStacks=this._idToStack.size):t.delete(e),this._viewToStack.delete(e)}updatePosition(e){e&&(this._visibleStack.get(this.visibleView).position=e),this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition()}showStack(e){this.visibleStack=e;const t=this._idToStack.get(e);if(!t)throw new c.a("contextualballoon-showstack-stack-not-exist",this);this._visibleStack!==t&&this._showView(Array.from(t.values()).pop())}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(e){return Array.from(this._idToStack.entries()).find(t=>t[1]===e)[0]}_showNextStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)+1;e[t]||(t=0),this.showStack(this._getStackId(e[t]))}_showPrevStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)-1;e[t]||(t=e.length-1),this.showStack(this._getStackId(e[t]))}_createRotatorView(){const e=new Gu(this.editor.locale),t=this.editor.locale.t;return this.view.content.add(e),e.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>1),e.on("change:isNavigationVisible",()=>this.updatePosition(),{priority:"low"}),e.bind("counter").to(this,"visibleView",this,"_numberOfStacks",(e,n)=>{if(n<2)return"";const i=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return t("%0 of %1",[i,n])}),e.buttonNextView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showNextStack()}),e.buttonPrevView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showPrevStack()}),e}_createFakePanelsView(){const e=new Ku(this.editor.locale,this.view);return e.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>=2?Math.min(e-1,2):0),e.listenTo(this.view,"change:top",()=>e.updatePosition()),e.listenTo(this.view,"change:left",()=>e.updatePosition()),this.editor.ui.view.body.add(e),e}_showView({view:e,balloonClassName:t="",withArrow:n=!0,singleViewMode:i=!1}){this.view.class=t,this.view.withArrow=n,this._rotatorView.showView(e),this.visibleView=e,this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition(),i&&(this._singleViewMode=!0)}_getBalloonPosition(){let e=Array.from(this._visibleStack.values()).pop().position;return e&&!e.limiter&&(e=Object.assign({},e,{limiter:this.positionLimiter})),e}}class Gu extends Ol{constructor(e){super(e);const t=e.t,n=this.bindTemplate;this.set("isNavigationVisible",!0),this.focusTracker=new Ns,this.buttonPrevView=this._createButtonView(t("Previous"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>'),this.buttonNextView=this._createButtonView(t("Next"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>'),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",n.to("isNavigationVisible",e=>e?"":"ck-hidden")]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:n.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]})}render(){super.render(),this.focusTracker.add(this.element)}showView(e){this.hideView(),this.content.add(e)}hideView(){this.content.clear()}_createButtonView(e,t){const n=new tu(this.locale);return n.set({label:e,icon:t,tooltip:!0}),n}}class Ku extends Ol{constructor(e,t){super(e);const n=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("height",0),this.set("width",0),this.set("numberOfPanels",0),this.content=this.createCollection(),this._balloonPanelView=t,this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",n.to("numberOfPanels",e=>e?"":"ck-hidden")],style:{top:n.to("top",$u),left:n.to("left",$u),width:n.to("width",$u),height:n.to("height",$u)}},children:this.content}),this.on("change:numberOfPanels",(e,t,n,i)=>{n>i?this._addPanels(n-i):this._removePanels(i-n),this.updatePosition()})}_addPanels(e){for(;e--;){const e=new Ol;e.setTemplate({tag:"div"}),this.content.add(e),this.registerChild(e)}}_removePanels(e){for(;e--;){const e=this.content.last;this.content.remove(e),this.deregisterChild(e),e.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:e,left:t}=this._balloonPanelView,{width:n,height:i}=new Ts(this._balloonPanelView.element);Object.assign(this,{top:e,left:t,width:n,height:i})}}}n(79);const Qu=Os("px");class Ju extends Ol{constructor(e){super(e);const t=this.bindTemplate;this.set("isActive",!1),this.set("isSticky",!1),this.set("limiterElement",null),this.set("limiterBottomOffset",50),this.set("viewportTopOffset",0),this.set("_marginLeft",null),this.set("_isStickyToTheLimiter",!1),this.set("_hasViewportTopOffset",!1),this.content=this.createCollection(),this._contentPanelPlaceholder=new Rl({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:t.to("isSticky",e=>e?"block":"none"),height:t.to("isSticky",e=>e?Qu(this._panelRect.height):null)}}}).render(),this._contentPanel=new Rl({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",t.if("isSticky","ck-sticky-panel__content_sticky"),t.if("_isStickyToTheLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:t.to("isSticky",e=>e?Qu(this._contentPanelPlaceholder.getBoundingClientRect().width):null),top:t.to("_hasViewportTopOffset",e=>e?Qu(this.viewportTopOffset):null),bottom:t.to("_isStickyToTheLimiter",e=>e?Qu(this.limiterBottomOffset):null),marginLeft:t.to("_marginLeft")}},children:this.content}).render(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this._contentPanel]})}render(){super.render(),this._checkIfShouldBeSticky(),this.listenTo(_r.window,"scroll",()=>{this._checkIfShouldBeSticky()}),this.listenTo(this,"change:isActive",()=>{this._checkIfShouldBeSticky()})}_checkIfShouldBeSticky(){const e=this._panelRect=this._contentPanel.getBoundingClientRect();let t;this.limiterElement?(t=this._limiterRect=this.limiterElement.getBoundingClientRect(),this.isSticky=this.isActive&&t.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<t.height):this.isSticky=!1,this.isSticky?(this._isStickyToTheLimiter=t.bottom<e.height+this.limiterBottomOffset+this.viewportTopOffset,this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset,this._marginLeft=this._isStickyToTheLimiter?null:Qu(-_r.window.scrollX)):(this._isStickyToTheLimiter=!1,this._hasViewportTopOffset=!1,this._marginLeft=null)}}Os("px");n(81);Os("px");Os("px");n(83);const Zu=new WeakMap;function Xu(e){const{view:t,element:n,text:i,isDirectHost:o=!0,keepOnFocus:r=!1}=e,s=t.document;Zu.has(s)||(Zu.set(s,new Map),s.registerPostFixer(e=>td(s,e))),Zu.get(s).set(n,{text:i,isDirectHost:o,keepOnFocus:r,hostElement:o?n:null}),t.change(e=>td(s,e))}function ed(e,t){return!!t.hasClass("ck-placeholder")&&(e.removeClass("ck-placeholder",t),!0)}function td(e,t){const n=Zu.get(e),i=[];let o=!1;for(const[e,r]of n)r.isDirectHost&&(i.push(e),nd(t,e,r)&&(o=!0));for(const[e,r]of n){if(r.isDirectHost)continue;const n=id(e);n&&(i.includes(n)||(r.hostElement=n,nd(t,e,r)&&(o=!0)))}return o}function nd(e,t,n){const{text:i,isDirectHost:o,hostElement:r}=n;let s=!1;r.getAttribute("data-placeholder")!==i&&(e.setAttribute("data-placeholder",i,r),s=!0);return(o||1==t.childCount)&&function(e,t){if(!e.isAttached())return!1;if(Array.from(e.getChildren()).some(e=>!e.is("uiElement")))return!1;if(t)return!0;const n=e.document;if(!n.isFocused)return!0;const i=n.selection.anchor;return i&&i.parent!==e}(r,n.keepOnFocus)?function(e,t){return!t.hasClass("ck-placeholder")&&(e.addClass("ck-placeholder",t),!0)}(e,r)&&(s=!0):ed(e,r)&&(s=!0),s}function id(e){if(e.childCount){const t=e.getChild(0);if(t.is("element")&&!t.is("uiElement"))return t}return null}const od=new Map;function rd(e,t,n){let i=od.get(e);i||(i=new Map,od.set(e,i)),i.set(t,n)}function sd(e){return[e]}function ad(e,t,n={}){const i=function(e,t){const n=od.get(e);return n&&n.has(t)?n.get(t):sd}(e.constructor,t.constructor);try{return i(e=e.clone(),t,n)}catch(e){throw e}}function cd(e,t,n){e=e.slice(),t=t.slice();const i=new ld(n.document,n.useRelations,n.forceWeakRemove);i.setOriginalOperations(e),i.setOriginalOperations(t);const o=i.originalOperations;if(0==e.length||0==t.length)return{operationsA:e,operationsB:t,originalOperations:o};const r=new WeakMap;for(const t of e)r.set(t,0);const s={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;for(;a<e.length;){const n=e[a],o=r.get(n);if(o==t.length){a++;continue}const s=t[o],c=ad(n,s,i.getContext(n,s,!0)),l=ad(s,n,i.getContext(s,n,!1));i.updateRelation(n,s),i.setOriginalOperations(c,n),i.setOriginalOperations(l,s);for(const e of c)r.set(e,o+l.length);e.splice(a,1,...c),t.splice(o,1,...l)}if(n.padWithNoOps){const n=e.length-s.originalOperationsACount,i=t.length-s.originalOperationsBCount;dd(e,i-n),dd(t,n-i)}return ud(e,s.nextBaseVersionB),ud(t,s.nextBaseVersionA),{operationsA:e,operationsB:t,originalOperations:o}}class ld{constructor(e,t,n=!1){this.originalOperations=new Map,this._history=e.history,this._useRelations=t,this._forceWeakRemove=!!n,this._relations=new Map}setOriginalOperations(e,t=null){const n=t?this.originalOperations.get(t):null;for(const t of e)this.originalOperations.set(t,n||t)}updateRelation(e,t){switch(e.constructor){case Sc:switch(t.constructor){case Rc:e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)?this._setRelation(e,t,"insertAtSource"):e.targetPosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"insertBetween"):e.targetPosition.isAfter(t.sourcePosition)&&this._setRelation(e,t,"moveTargetAfter");break;case Sc:e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter")}break;case Nc:switch(t.constructor){case Rc:e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");break;case Sc:if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else{const n=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.splitPosition)){const i=n.end.offset-e.splitPosition.offset,o=e.splitPosition.offset-n.start.offset;this._setRelation(e,t,{howMany:i,offset:o})}}}break;case Rc:switch(t.constructor){case Rc:e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement");break;case Nc:e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource")}break;case Ic:{const n=e.newRange;if(!n)return;switch(t.constructor){case Sc:{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany),o=i.containsPosition(n.start)||i.start.isEqual(n.start),r=i.containsPosition(n.end)||i.end.isEqual(n.end);!o&&!r||i.containsRange(n)||this._setRelation(e,t,{side:o?"left":"right",path:o?n.start.path.slice():n.end.path.slice()});break}case Rc:{const i=n.start.isEqual(t.targetPosition),o=n.start.isEqual(t.deletionPosition),r=n.end.isEqual(t.deletionPosition),s=n.end.isEqual(t.sourcePosition);(i||o||r||s)&&this._setRelation(e,t,{wasInLeftElement:i,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:r,wasInRightElement:s});break}}break}}}getContext(e,t,n){return{aIsStrong:n,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const n=this.originalOperations.get(t),i=this._history.getUndoneOperation(n);if(!i)return null;const o=this.originalOperations.get(e),r=this._relations.get(o);return r&&r.get(i)||null}_setRelation(e,t,n){const i=this.originalOperations.get(e),o=this.originalOperations.get(t);let r=this._relations.get(i);r||(r=new Map,this._relations.set(i,r)),r.set(o,n)}}function ud(e,t){for(const n of e)n.baseVersion=t++}function dd(e,t){for(let n=0;n<t;n++)e.push(new Xc(0))}function hd(e,t,n){const i=e.nodes.getNode(0).getAttribute(t);if(i==n)return null;const o=new ra(e.position,e.position.getShiftedBy(e.howMany));return new Ec(o,t,i,n,0)}function fd(e,t){return null===e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}function pd(e,t){const n=[];for(let i=0;i<e.length;i++){const o=e[i],r=new Sc(o.start,o.end.offset-o.start.offset,t,0);n.push(r);for(let t=i+1;t<e.length;t++)e[t]=e[t]._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)[0];t=t._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)}return n}rd(Ec,Ec,(e,t,n)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const i=e.range.getDifference(t.range).map(t=>new Ec(t,e.key,e.oldValue,e.newValue,0)),o=e.range.getIntersection(t.range);return o&&n.aIsStrong&&i.push(new Ec(o,t.key,t.newValue,e.newValue,0)),0==i.length?[new Xc(0)]:i}return[e]}),rd(Ec,Pc,(e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const n=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map(t=>new Ec(t,e.key,e.oldValue,e.newValue,e.baseVersion));if(t.shouldReceiveAttributes){const i=hd(t,e.key,e.oldValue);i&&n.unshift(i)}return n}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,!1)[0],[e]}),rd(Ec,Rc,(e,t)=>{const n=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&n.push(ra._createFromPositionAndShift(t.graveyardPosition,1));const i=e.range._getTransformedByMergeOperation(t);return i.isCollapsed||n.push(i),n.map(t=>new Ec(t,e.key,e.oldValue,e.newValue,e.baseVersion))}),rd(Ec,Sc,(e,t)=>function(e,t){const n=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);let i=null,o=[];n.containsRange(e,!0)?i=e:e.start.hasSameParentAs(n.start)?(o=e.getDifference(n),i=e.getIntersection(n)):o=[e];const r=[];for(let e of o){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const n=t.getMovedRangeStart(),i=e.start.hasSameParentAs(n);e=e._getTransformedByInsertion(n,t.howMany,i),r.push(...e)}i&&r.push(i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]);return r}(e.range,t).map(t=>new Ec(t,e.key,e.oldValue,e.newValue,e.baseVersion))),rd(Ec,Nc,(e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const n=e.clone();return n.range=new ra(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,n]}return e.range=e.range._getTransformedBySplitOperation(t),[e]}),rd(Pc,Ec,(e,t)=>{const n=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const i=hd(e,t.key,t.newValue);i&&n.push(i)}return n}),rd(Pc,Pc,(e,t,n)=>(e.position.isEqual(t.position)&&n.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e])),rd(Pc,Sc,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),rd(Pc,Nc,(e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e])),rd(Pc,Rc,(e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e])),rd(Ic,Pc,(e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e])),rd(Ic,Ic,(e,t,n)=>{if(e.name==t.name){if(!n.aIsStrong)return[new 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i=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&n.abRelation.wasStartBeforeMergedElement?e.newRange.start=ta._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!n.abRelation.wasInLeftElement&&(e.newRange.start=ta._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasInRightElement?e.newRange.end=ta._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasEndBeforeMergedElement?e.newRange.end=ta._createAt(t.insertionPosition):e.newRange.end=i.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]}),rd(Rc,Pc,(e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e])),rd(Rc,Rc,(e,t,n)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(n.bWasUndone){const n=t.graveyardPosition.path.slice();return n.push(0),e.sourcePosition=new ta(t.graveyardPosition.root,n),e.howMany=0,[e]}return[new Xc(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!n.bWasUndone&&"splitAtSource"!=n.abRelation){const i="$graveyard"==e.targetPosition.root.rootName,o="$graveyard"==t.targetPosition.root.rootName,r=i&&!o;if(o&&!i||!r&&n.aIsStrong){const n=t.targetPosition._getTransformedByMergeOperation(t),i=e.targetPosition._getTransformedByMergeOperation(t);return[new Sc(n,e.howMany,i,0)]}return[new Xc(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&n.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),rd(Rc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!n.bWasUndone&&!n.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)?[new Xc(0)]:(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])}),rd(Rc,Nc,(e,t,n)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const i=0!=t.howMany,o=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(i||o||"mergeTargetNotMoved"==n.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==n.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==n.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}),rd(Sc,Pc,(e,t)=>{const n=ra._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=n.start,e.howMany=n.end.offset-n.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]}),rd(Sc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(e.sourcePosition,e.howMany),o=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);let r,s=n.aIsStrong,a=!n.aIsStrong;if("insertBefore"==n.abRelation||"insertAfter"==n.baRelation?a=!0:"insertAfter"!=n.abRelation&&"insertBefore"!=n.baRelation||(a=!1),r=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),fd(e,t)&&fd(t,e))return[t.getReversed()];if(i.containsPosition(t.targetPosition)&&i.containsRange(o,!0))return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),pd([i],r);if(o.containsPosition(e.targetPosition)&&o.containsRange(i,!0))return i.start=i.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),i.end=i.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),pd([i],r);const c=ci(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==c||"extension"==c)return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),pd([i],r);"remove"!=e.type||"remove"==t.type||n.aWasUndone||n.forceWeakRemove?"remove"==e.type||"remove"!=t.type||n.bWasUndone||n.forceWeakRemove||(s=!1):s=!0;const l=[],u=i.getDifference(o);for(const e of u){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const n="same"==ci(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),i=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,n);l.push(...i)}const d=i.getIntersection(o);return null!==d&&s&&(d.start=d.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),d.end=d.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===l.length?l.push(d):1==l.length?o.start.isBefore(i.start)||o.start.isEqual(i.start)?l.unshift(d):l.push(d):l.splice(1,0,d)),0===l.length?[new Xc(e.baseVersion)]:pd(l,r)}),rd(Sc,Nc,(e,t,n)=>{let i=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=n.abRelation||(i=e.targetPosition._getTransformedBySplitOperation(t));const o=ra._createFromPositionAndShift(e.sourcePosition,e.howMany);if(o.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=i,[e];if(o.start.hasSameParentAs(t.splitPosition)&&o.containsPosition(t.splitPosition)){let e=new ra(t.splitPosition,o.end);e=e._getTransformedBySplitOperation(t);return pd([new ra(o.start,t.splitPosition),e],i)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==n.abRelation&&(i=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==n.abRelation&&(i=e.targetPosition);const r=[o._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const i=o.start.isEqual(t.graveyardPosition)||o.containsPosition(t.graveyardPosition);e.howMany>1&&i&&!n.aWasUndone&&r.push(ra._createFromPositionAndShift(t.insertionPosition,1))}return pd(r,i)}),rd(Sc,Rc,(e,t,n)=>{const i=ra._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition))if("remove"!=e.type||n.forceWeakRemove){if(1==e.howMany)return n.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new Xc(0)]}else if(!n.aWasUndone){const n=[];let i=t.graveyardPosition.clone(),o=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(n.push(new Sc(e.sourcePosition,e.howMany-1,e.targetPosition,0)),i=i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),o=o._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const r=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),s=new Sc(i,1,r,0),a=s.getMovedRangeStart().path.slice();a.push(0);const c=new ta(s.targetPosition.root,a);o=o._getTransformedByMove(i,r,1);const l=new Sc(o,t.howMany,c,0);return n.push(s),n.push(l),n}const o=ra._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=o.start,e.howMany=o.end.offset-o.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]}),rd(Mc,Pc,(e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e])),rd(Mc,Rc,(e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e])),rd(Mc,Sc,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),rd(Mc,Mc,(e,t,n)=>{if(e.position.isEqual(t.position)){if(!n.aIsStrong)return[new Xc(0)];e.oldName=t.newName}return[e]}),rd(Mc,Nc,(e,t)=>{if("same"==ci(e.position.path,t.splitPosition.getParentPath())&&!t.graveyardPosition){const t=new Mc(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]}),rd(Oc,Oc,(e,t,n)=>{if(e.root===t.root&&e.key===t.key){if(!n.aIsStrong||e.newValue===t.newValue)return[new Xc(0)];e.oldValue=t.newValue}return[e]}),rd(Nc,Pc,(e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t),e.insertionPosition=e.insertionPosition._getTransformedByInsertOperation(t),[e])),rd(Nc,Rc,(e,t,n)=>{if(!e.graveyardPosition&&!n.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const n=t.graveyardPosition.path.slice();n.push(0);const i=new ta(t.graveyardPosition.root,n),o=Nc.getInsertionPosition(new ta(t.graveyardPosition.root,n)),r=new Nc(i,0,o,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),e.graveyardPosition=r.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[r,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),rd(Nc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const o=i.start.isEqual(e.graveyardPosition)||i.containsPosition(e.graveyardPosition);if(!n.bWasUndone&&o){const n=e.splitPosition._getTransformedByMoveOperation(t),i=e.graveyardPosition._getTransformedByMoveOperation(t),o=i.path.slice();o.push(0);const r=new ta(i.root,o);return[new Sc(n,e.howMany,r,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const o=e.splitPosition.isEqual(t.targetPosition);if(o&&("insertAtSource"==n.baRelation||"splitBefore"==n.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e];if(o&&n.abRelation&&n.abRelation.howMany){const{howMany:t,offset:i}=n.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(i),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const n=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=n,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany),e.splitPosition=t.sourcePosition.clone(),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]}return t.sourcePosition.isEqual(t.targetPosition)||(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset&&(e.howMany-=t.howMany),e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany)),e.splitPosition.stickiness="toNone",e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t),e.splitPosition.stickiness="toNext",e.graveyardPosition?e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t):e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]}),rd(Nc,Nc,(e,t,n)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new Xc(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new Xc(0)];if("splitBefore"==n.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const i="$graveyard"==e.splitPosition.root.rootName,o="$graveyard"==t.splitPosition.root.rootName,r=i&&!o;if(o&&!i||!r&&n.aIsStrong){const n=[];return t.howMany&&n.push(new Sc(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&n.push(new Sc(e.splitPosition,e.howMany,e.moveTargetPosition,0)),n}return[new Xc(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==n.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==n.baRelation){const n=t.insertionPosition.path.slice();n.push(0);const i=new ta(t.insertionPosition.root,n);return[e,new Sc(e.insertionPosition,1,i,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset&&(e.howMany-=t.howMany),e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]});class gd extends ts{constructor(e){super(e),this.domEventType="click"}onDomEvent(e){this.fire(e.type,e)}}class md extends ts{constructor(e){super(e),this.domEventType=["mousedown","mouseup","mouseover","mouseout"]}onDomEvent(e){this.fire(e.type,e)}}class bd{constructor(e){this.document=e}createDocumentFragment(e){return new Wo(this.document,e)}createElement(e,t,n){return new eo(this.document,e,t,n)}createText(e){return new di(this.document,e)}clone(e,t=!1){return e._clone(t)}appendChild(e,t){return t._appendChild(e)}insertChild(e,t,n){return n._insertChild(e,t)}removeChildren(e,t,n){return n._removeChildren(e,t)}remove(e){const t=e.parent;return t?this.removeChildren(t.getChildIndex(e),1,t):[]}replace(e,t){const n=e.parent;if(n){const i=n.getChildIndex(e);return this.removeChildren(i,1,n),this.insertChild(i,t,n),!0}return!1}unwrapElement(e){const t=e.parent;if(t){const n=t.getChildIndex(e);this.remove(e),this.insertChild(n,e.getChildren(),t)}}rename(e,t){const n=new eo(this.document,e,t.getAttributes(),t.getChildren());return this.replace(t,n)?n:null}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){ct(e)&&void 0===n&&(n=t),n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return t._removeCustomProperty(e)}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}}const wd=/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i,vd=/^rgb\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}[0-9]{1,3}[ %]?\)$/i,kd=/^rgba\([ ]?([0-9]{1,3}[ %]?,[ ]?){3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,_d=/^hsl\([ ]?([0-9]{1,3}[ %]?[,]?[ ]*){3}(1|[0-9]+%|[0]?\.?[0-9]+)?\)$/i,yd=/^hsla\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,xd=new Set(["black","silver","gray","white","maroon","red","purple","fuchsia","green","lime","olive","yellow","navy","blue","teal","aqua","orange","aliceblue","antiquewhite","aquamarine","azure","beige","bisque","blanchedalmond","blueviolet","brown","burlywood","cadetblue","chartreuse","chocolate","coral","cornflowerblue","cornsilk","crimson","cyan","darkblue","darkcyan","darkgoldenrod","darkgray","darkgreen","darkgrey","darkkhaki","darkmagenta","darkolivegreen","darkorange","darkorchid","darkred","darksalmon","darkseagreen","darkslateblue","darkslategray","darkslategrey","darkturquoise","darkviolet","deeppink","deepskyblue","dimgray","dimgrey","dodgerblue","firebrick","floralwhite","forestgreen","gainsboro","ghostwhite","gold","goldenrod","greenyellow","grey","honeydew","hotpink","indianred","indigo","ivory","khaki","lavender","lavenderblush","lawngreen","lemonchiffon","lightblue","lightcoral","lightcyan","lightgoldenrodyellow","lightgray","lightgreen","lightgrey","lightpink","lightsalmon","lightseagreen","lightskyblue","lightslategray","lightslategrey","lightsteelblue","lightyellow","limegreen","linen","magenta","mediumaquamarine","mediumblue","mediumorchid","mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","mediumturquoise","mediumvioletred","midnightblue","mintcream","mistyrose","moccasin","navajowhite","oldlace","olivedrab","orangered","orchid","palegoldenrod","palegreen","paleturquoise","palevioletred","papayawhip","peachpuff","peru","pink","plum","powderblue","rosybrown","royalblue","saddlebrown","salmon","sandybrown","seagreen","seashell","sienna","skyblue","slateblue","slategray","slategrey","snow","springgreen","steelblue","tan","thistle","tomato","turquoise","violet","wheat","whitesmoke","yellowgreen","rebeccapurple","currentcolor","transparent"]);function Ad(e){return e.startsWith("#")?wd.test(e):e.startsWith("rgb")?vd.test(e)||kd.test(e):e.startsWith("hsl")?_d.test(e)||yd.test(e):xd.has(e.toLowerCase())}const Cd=/^([+-]?[0-9]*([.][0-9]+)?(px|cm|mm|in|pc|pt|ch|em|ex|rem|vh|vw|vmin|vmax)|0)$/;function Ed(e){return Cd.test(e)}const Td=/^[+-]?[0-9]*([.][0-9]+)?%$/;const Sd=["repeat-x","repeat-y","repeat","space","round","no-repeat"];const Pd=["center","top","bottom","left","right"];function Id(e){return Pd.includes(e)}const Md=["fixed","scroll","local"];function Od(e){return Md.includes(e)}const Rd=/^url\(/;function Nd(e){return Rd.test(e)}function jd(e=""){if(""===e)return{top:void 0,right:void 0,bottom:void 0,left:void 0};const t=Vd(e),n=t[0],i=t[2]||n,o=t[1]||n;return{top:n,bottom:i,right:o,left:t[3]||o}}function zd(e){return t=>{const{top:n,right:i,bottom:o,left:r}=t,s=[];return[n,i,r,o].every(e=>!!e)?s.push([e,Ld(t)]):(n&&s.push([e+"-top",n]),i&&s.push([e+"-right",i]),o&&s.push([e+"-bottom",o]),r&&s.push([e+"-left",r])),s}}function Ld({top:e,right:t,bottom:n,left:i}){const o=[];return i!==t?o.push(e,t,n,i):n!==e?o.push(e,t,n):t!==e?o.push(e,t):o.push(e),o.join(" ")}function Dd(e){return t=>({path:e,value:jd(t)})}function Vd(e){return e.replace(/, /g,",").split(" ").map(e=>e.replace(/,/g,", "))}function Bd(e){e.setNormalizer("background",Fd),e.setNormalizer("background-color",e=>({path:"background.color",value:e})),e.setReducer("background",e=>{const t=[];return t.push(["background-color",e.color]),t}),e.setStyleRelation("background",["background-color"])}function Fd(e){const t={},n=Vd(e);for(const e of n)i=e,Sd.includes(i)?(t.repeat=t.repeat||[],t.repeat.push(e)):Id(e)?(t.position=t.position||[],t.position.push(e)):Od(e)?t.attachment=e:Ad(e)?t.color=e:Nd(e)&&(t.image=e);var i;return{path:"background",value:t}}function Hd(e){e.setNormalizer("margin",Dd("margin")),e.setNormalizer("margin-top",e=>({path:"margin.top",value:e})),e.setNormalizer("margin-right",e=>({path:"margin.right",value:e})),e.setNormalizer("margin-bottom",e=>({path:"margin.bottom",value:e})),e.setNormalizer("margin-left",e=>({path:"margin.left",value:e})),e.setReducer("margin",zd("margin")),e.setStyleRelation("margin",["margin-top","margin-right","margin-bottom","margin-left"])}class Ud extends xl{constructor(e,t){super(e),this.view=t,this._toolbarConfig=vu(e.config.get("toolbar")),this._elementReplacer=new _s}get element(){return this.view.element}init(e){const t=this.editor,n=this.view,i=t.editing.view,o=n.editable,r=i.document.getRoot();o.name=r.rootName,n.render();const s=o.element;this.setEditableElement(o.name,s),this.focusTracker.add(s),n.editable.bind("isFocused").to(this.focusTracker),i.attachDomRoot(s),e&&this._elementReplacer.replace(e,this.element),this._initPlaceholder(),this._initToolbar(),this.fire("ready")}destroy(){const e=this.view,t=this.editor.editing.view;this._elementReplacer.restore(),t.detachDomRoot(e.editable.name),e.destroy(),super.destroy()}_initToolbar(){const e=this.editor,t=this.view,n=e.editing.view;t.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused"),t.stickyPanel.limiterElement=t.element,this._toolbarConfig.viewportTopOffset&&(t.stickyPanel.viewportTopOffset=this._toolbarConfig.viewportTopOffset),t.toolbar.fillFromConfig(this._toolbarConfig,this.componentFactory),function({origin:e,originKeystrokeHandler:t,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:r}){n.add(i.element),t.set("Alt+F10",(e,t)=>{n.isFocused&&!i.focusTracker.isFocused&&(o&&o(),i.focus(),t())}),i.keystrokes.set("Esc",(t,n)=>{i.focusTracker.isFocused&&(e.focus(),r&&r(),n())})}({origin:n,originFocusTracker:this.focusTracker,originKeystrokeHandler:e.keystrokes,toolbar:t.toolbar})}_initPlaceholder(){const e=this.editor,t=e.editing.view,n=t.document.getRoot(),i=e.sourceElement,o=e.config.get("placeholder")||i&&"textarea"===i.tagName.toLowerCase()&&i.getAttribute("placeholder");o&&Xu({view:t,element:n,text:o,isDirectHost:!1,keepOnFocus:!0})}}n(85);class Wd extends Ou{constructor(e,t,n={}){super(e),this.stickyPanel=new Ju(e),this.toolbar=new ku(e,{shouldGroupWhenFull:n.shouldToolbarGroupWhenFull}),this.editable=new Nu(e,t)}render(){super.render(),this.stickyPanel.content.add(this.toolbar),this.top.add(this.stickyPanel),this.main.add(this.editable)}}class qd extends kl{constructor(e,t){super(t),Gn(e)&&(this.sourceElement=e),this.model.document.createRoot();const n=!this.config.get("toolbar.shouldNotGroupWhenFull"),i=new Wd(this.locale,this.editing.view,{shouldToolbarGroupWhenFull:n});this.ui=new Ud(this,i),function(e){if(!M(e.updateSourceElement))throw new c.a("attachtoform-missing-elementapi-interface",e);const t=e.sourceElement;if(t&&"textarea"===t.tagName.toLowerCase()&&t.form){let n;const i=t.form,o=()=>e.updateSourceElement();M(i.submit)&&(n=i.submit,i.submit=()=>{o(),n.apply(i)}),i.addEventListener("submit",o),e.on("destroy",()=>{i.removeEventListener("submit",o),n&&(i.submit=n)})}}(this)}destroy(){return this.sourceElement&&this.updateSourceElement(),this.ui.destroy(),super.destroy()}static create(e,t={}){return new Promise(n=>{const i=new this(e,t);n(i.initPlugins().then(()=>i.ui.init(Gn(e)?e:null)).then(()=>{if(!Gn(e)&&t.initialData)throw new c.a("editor-create-initial-data",null);const n=void 0!==t.initialData?t.initialData:function(e){return Gn(e)?(t=e,t instanceof HTMLTextAreaElement?t.value:t.innerHTML):e;var t}(e);return i.data.init(n)}).then(()=>i.fire("ready")).then(()=>i))})}}function*$d(e,t){for(const n of t)n&&e.getAttributeProperties(n[0]).copyOnEnter&&(yield n)}Ke(qd,Al),Ke(qd,Cl);class Yd extends Ze{execute(){const e=this.editor.model,t=e.document;e.change(n=>{!function(e,t,n,i){const o=n.isCollapsed,r=n.getFirstRange(),s=r.start.parent,a=r.end.parent;if(i.isLimit(s)||i.isLimit(a))return void(o||s!=a||e.deleteContent(n));if(o){const e=$d(t.model.schema,n.getAttributes());Gd(t,r.start),t.setSelectionAttribute(e)}else{const i=!(r.start.isAtStart&&r.end.isAtEnd),o=s==a;e.deleteContent(n,{leaveUnmerged:i}),i&&(o?Gd(t,n.focus):t.setSelection(a,0))}}(this.editor.model,n,t.selection,e.schema),this.fire("afterExecute",{writer:n})})}}function Gd(e,t){e.split(t),e.setSelection(t.parent.nextSibling,0)}class Kd extends Nr{constructor(e){super(e);const t=this.document;t.on("keydown",(e,n)=>{if(this.isEnabled&&n.keyCode==Oo.enter){const i=new go(t,"enter",t.selection.getFirstRange());t.fire(i,new es(t,n.domEvent,{isSoft:n.shiftKey})),i.stop.called&&e.stop()}})}observe(){}}class Qd extends Qe{static get pluginName(){return"Enter"}init(){const e=this.editor,t=e.editing.view,n=t.document;t.addObserver(Kd),e.commands.add("enter",new Yd(e)),this.listenTo(n,"enter",(n,i)=>{i.preventDefault(),i.isSoft||(e.execute("enter"),t.scrollToTheSelection())},{priority:"low"})}}class Jd{constructor(e,t=20){this.model=e,this.size=0,this.limit=t,this.isLocked=!1,this._changeCallback=(e,t)=>{"transparent"!=t.type&&t!==this._batch&&this._reset(!0)},this._selectionChangeCallback=()=>{this._reset()},this.model.document.on("change",this._changeCallback),this.model.document.selection.on("change:range",this._selectionChangeCallback),this.model.document.selection.on("change:attribute",this._selectionChangeCallback)}get batch(){return this._batch||(this._batch=this.model.createBatch()),this._batch}input(e){this.size+=e,this.size>=this.limit&&this._reset(!0)}lock(){this.isLocked=!0}unlock(){this.isLocked=!1}destroy(){this.model.document.off("change",this._changeCallback),this.model.document.selection.off("change:range",this._selectionChangeCallback),this.model.document.selection.off("change:attribute",this._selectionChangeCallback)}_reset(e){this.isLocked&&!e||(this._batch=null,this.size=0)}}class Zd extends Ze{constructor(e,t){super(e),this.direction=t,this._buffer=new Jd(e.model,e.config.get("typing.undoStep"))}get buffer(){return this._buffer}execute(e={}){const t=this.editor.model,n=t.document;t.enqueueChange(this._buffer.batch,i=>{this._buffer.lock();const o=i.createSelection(e.selection||n.selection),r=e.sequence||1,s=o.isCollapsed;if(o.isCollapsed&&t.modifySelection(o,{direction:this.direction,unit:e.unit}),this._shouldEntireContentBeReplacedWithParagraph(r))return void this._replaceEntireContentWithParagraph(i);if(this._shouldReplaceFirstBlockWithParagraph(o,r))return void this.editor.execute("paragraph",{selection:o});if(o.isCollapsed)return;let a=0;o.getFirstRange().getMinimalFlatRanges().forEach(e=>{a+=ho(e.getWalker({singleCharacters:!0,ignoreElementEnd:!0,shallow:!0}))}),t.deleteContent(o,{doNotResetEntireContent:s,direction:this.direction}),this._buffer.input(a),i.setSelection(o),this._buffer.unlock()})}_shouldEntireContentBeReplacedWithParagraph(e){if(e>1)return!1;const t=this.editor.model,n=t.document.selection,i=t.schema.getLimitElement(n);if(!(n.isCollapsed&&n.containsEntireContent(i)))return!1;if(!t.schema.checkChild(i,"paragraph"))return!1;const o=i.getChild(0);return!o||"paragraph"!==o.name}_replaceEntireContentWithParagraph(e){const t=this.editor.model,n=t.document.selection,i=t.schema.getLimitElement(n),o=e.createElement("paragraph");e.remove(e.createRangeIn(i)),e.insert(o,i),e.setSelection(o,0)}_shouldReplaceFirstBlockWithParagraph(e,t){const n=this.editor.model;if(t>1||"backward"!=this.direction)return!1;if(!e.isCollapsed)return!1;const i=e.getFirstPosition(),o=n.schema.getLimitElement(i),r=o.getChild(0);return i.parent==r&&(!!e.containsEntireContent(r)&&(!!n.schema.checkChild(o,"paragraph")&&"paragraph"!=r.name))}}class Xd extends Nr{constructor(e){super(e);const t=e.document;let n=0;function i(e,n,i){const o=new go(t,"delete",t.selection.getFirstRange());t.fire(o,new es(t,n,i)),o.stop.called&&e.stop()}t.on("keyup",(e,t)=>{t.keyCode!=Oo.delete&&t.keyCode!=Oo.backspace||(n=0)}),t.on("keydown",(e,t)=>{const o={};if(t.keyCode==Oo.delete)o.direction="forward",o.unit="character";else{if(t.keyCode!=Oo.backspace)return;o.direction="backward",o.unit="codePoint"}const r=Po.isMac?t.altKey:t.ctrlKey;o.unit=r?"word":o.unit,o.sequence=++n,i(e,t.domEvent,o)}),Po.isAndroid&&t.on("beforeinput",(t,n)=>{if("deleteContentBackward"!=n.domEvent.inputType)return;const o={unit:"codepoint",direction:"backward",sequence:1},r=n.domTarget.ownerDocument.defaultView.getSelection();r.anchorNode==r.focusNode&&r.anchorOffset+1!=r.focusOffset&&(o.selectionToRemove=e.domConverter.domSelectionToView(r)),i(t,n.domEvent,o)})}observe(){}}class eh extends Qe{static get pluginName(){return"Delete"}init(){const e=this.editor,t=e.editing.view,n=t.document;t.addObserver(Xd);const i=new Zd(e,"forward");if(e.commands.add("deleteForward",i),e.commands.add("forwardDelete",i),e.commands.add("delete",new Zd(e,"backward")),this.listenTo(n,"delete",(n,i)=>{const o={unit:i.unit,sequence:i.sequence};if(i.selectionToRemove){const t=e.model.createSelection(),n=[];for(const t of i.selectionToRemove.getRanges())n.push(e.editing.mapper.toModelRange(t));t.setTo(n),o.selection=t}e.execute("forward"==i.direction?"deleteForward":"delete",o),i.preventDefault(),t.scrollToTheSelection()},{priority:"low"}),Po.isAndroid){let e=null;this.listenTo(n,"delete",(t,n)=>{const i=n.domTarget.ownerDocument.defaultView.getSelection();e={anchorNode:i.anchorNode,anchorOffset:i.anchorOffset,focusNode:i.focusNode,focusOffset:i.focusOffset}},{priority:"lowest"}),this.listenTo(n,"keyup",(t,n)=>{if(e){const t=n.domTarget.ownerDocument.defaultView.getSelection();t.collapse(e.anchorNode,e.anchorOffset),t.extend(e.focusNode,e.focusOffset),e=null}})}}}class th{constructor(){this._stack=[]}add(e,t){const n=this._stack,i=n[0];this._insertDescriptor(e);const o=n[0];i===o||nh(i,o)||this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:t})}remove(e,t){const n=this._stack,i=n[0];this._removeDescriptor(e);const o=n[0];i===o||nh(i,o)||this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:t})}_insertDescriptor(e){const t=this._stack,n=t.findIndex(t=>t.id===e.id);if(nh(e,t[n]))return;n>-1&&t.splice(n,1);let i=0;for(;t[i]&&ih(t[i],e);)i++;t.splice(i,0,e)}_removeDescriptor(e){const t=this._stack,n=t.findIndex(t=>t.id===e);n>-1&&t.splice(n,1)}}function nh(e,t){return e&&t&&e.priority==t.priority&&oh(e.classes)==oh(t.classes)}function ih(e,t){return e.priority>t.priority||!(e.priority<t.priority)&&oh(e.classes)>oh(t.classes)}function oh(e){return Array.isArray(e)?e.sort().join(","):e}Ke(th,d);function rh(e){return!!e.is("element")&&!!e.getCustomProperty("widget")}function sh(e,t,n={}){if(!e.is("containerElement"))throw new c.a("widget-to-widget-wrong-element-type",null,{element:e});return t.setAttribute("contenteditable","false",e),t.addClass("ck-widget",e),t.setCustomProperty("widget",!0,e),e.getFillerOffset=ph,n.label&&function(e,t,n){n.setCustomProperty("widgetLabel",t,e)}(e,n.label,t),n.hasSelectionHandle&&function(e,t){const n=t.createUIElement("div",{class:"ck ck-widget__selection-handle"},(function(e){const t=this.toDomElement(e),n=new Xl;return n.set("content",'<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z"/><path fill-opacity=".256" d="M1 1h14v14H1z"/><g class="ck-icon__selected-indicator"><path d="M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z"/><path fill-opacity=".254" d="M1 1h14v14H1z"/></g></svg>'),n.render(),t.appendChild(n.element),t}));t.insert(t.createPositionAt(e,0),n),t.addClass(["ck-widget_with-selection-handle"],e)}(e,t),lh(e,t,ah,ch),e}function ah(e,t,n){if(t.classes&&n.addClass(ti(t.classes),e),t.attributes)for(const i in t.attributes)n.setAttribute(i,t.attributes[i],e)}function ch(e,t,n){if(t.classes&&n.removeClass(ti(t.classes),e),t.attributes)for(const i in t.attributes)n.removeAttribute(i,e)}function lh(e,t,n,i){const o=new th;o.on("change:top",(t,o)=>{o.oldDescriptor&&i(e,o.oldDescriptor,o.writer),o.newDescriptor&&n(e,o.newDescriptor,o.writer)}),t.setCustomProperty("addHighlight",(e,t,n)=>o.add(t,n),e),t.setCustomProperty("removeHighlight",(e,t,n)=>o.remove(t,n),e)}function uh(e){const t=e.getCustomProperty("widgetLabel");return t?"function"==typeof t?t():t:""}function dh(e,t){return t.addClass(["ck-editor__editable","ck-editor__nested-editable"],e),t.setAttribute("contenteditable",e.isReadOnly?"false":"true",e),e.on("change:isReadOnly",(n,i,o)=>{t.setAttribute("contenteditable",o?"false":"true",e)}),e.on("change:isFocused",(n,i,o)=>{o?t.addClass("ck-editor__nested-editable_focused",e):t.removeClass("ck-editor__nested-editable_focused",e)}),e}function hh(e,t){const n=e.getSelectedElement();if(n){const i=mh(e);if(i)return t.createRange(t.createPositionAt(n,i));if(t.schema.isObject(n)&&!t.schema.isInline(n))return t.createRangeOn(n)}const i=e.getSelectedBlocks().next().value;if(i){if(i.isEmpty)return t.createRange(t.createPositionAt(i,0));const n=t.createPositionAfter(i);return e.focus.isTouching(n)?t.createRange(n):t.createRange(t.createPositionBefore(i))}return t.createRange(e.focus)}function fh(e,t){const n=new Ts(_r.window),i=n.getIntersection(e),o=t.height+Hu.arrowVerticalOffset;if(e.top-o>n.top||e.bottom+o<n.bottom)return null;const r=i||e,s=r.left+r.width/2-t.width/2;return{top:Math.max(e.top,0)+Hu.arrowVerticalOffset,left:s,name:"arrow_n"}}function ph(){return null}function gh(e,t,n){return e&&rh(e)&&!n.isInline(t)}function mh(e){return e.getAttribute("widget-type-around")}const bh=[No("arrowUp"),No("arrowRight"),No("arrowDown"),No("arrowLeft"),9,16,17,18,19,20,27,33,34,35,36,45,91,93,144,145,173,174,175,176,177,178,179,255];for(let e=112;e<=135;e++)bh.push(e);function wh(e){return!(!e.ctrlKey&&!e.metaKey)||bh.includes(e.keyCode)}n(87);const vh=["before","after"],kh=(new DOMParser).parseFromString('<svg viewBox="0 0 10 8" xmlns="http://www.w3.org/2000/svg"><path d="M9.055.263v3.972h-6.77M1 4.216l2-2.038m-2 2 2 2.038"/></svg>',"image/svg+xml").firstChild;class _h extends Qe{static get pluginName(){return"WidgetTypeAround"}static get requires(){return[Qd,eh]}constructor(e){super(e),this._currentFakeCaretModelElement=null}init(){const e=this.editor,t=e.editing.view;this.on("change:isEnabled",(n,i,o)=>{t.change(e=>{for(const n of t.document.roots)o?e.removeClass("ck-widget__type-around_disabled",n):e.addClass("ck-widget__type-around_disabled",n)}),o||e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._enableTypeAroundUIInjection(),this._enableInsertingParagraphsOnButtonClick(),this._enableInsertingParagraphsOnEnterKeypress(),this._enableInsertingParagraphsOnTypingKeystroke(),this._enableTypeAroundFakeCaretActivationUsingKeyboardArrows(),this._enableDeleteIntegration(),this._enableInsertContentIntegration(),this._enableDeleteContentIntegration()}destroy(){this._currentFakeCaretModelElement=null}_insertParagraph(e,t){const n=this.editor,i=n.editing.view;n.execute("insertParagraph",{position:n.model.createPositionAt(e,t)}),i.focus(),i.scrollToTheSelection()}_listenToIfEnabled(e,t,n,i){this.listenTo(e,t,(...e)=>{this.isEnabled&&n(...e)},i)}_insertParagraphAccordingToFakeCaretPosition(){const e=this.editor.model.document.selection,t=mh(e);if(!t)return!1;const n=e.getSelectedElement();return this._insertParagraph(n,t),!0}_enableTypeAroundUIInjection(){const e=this.editor,t=e.model.schema,n=e.locale.t,i={before:n("Insert paragraph before block"),after:n("Insert paragraph after block")};e.editing.downcastDispatcher.on("insert",(e,n,o)=>{const r=o.mapper.toViewElement(n.item);gh(r,n.item,t)&&function(e,t,n){const i=e.createUIElement("div",{class:"ck ck-reset_all ck-widget__type-around"},(function(e){const n=this.toDomElement(e);return function(e,t){for(const n of vh){const i=new Rl({tag:"div",attributes:{class:["ck","ck-widget__type-around__button","ck-widget__type-around__button_"+n],title:t[n]},children:[e.ownerDocument.importNode(kh,!0)]});e.appendChild(i.render())}}(n,t),function(e){const t=new Rl({tag:"div",attributes:{class:["ck","ck-widget__type-around__fake-caret"]}});e.appendChild(t.render())}(n),n}));e.insert(e.createPositionAt(n,"end"),i)}(o.writer,i,r)},{priority:"low"})}_enableTypeAroundFakeCaretActivationUsingKeyboardArrows(){const e=this.editor,t=e.model,n=t.document.selection,i=t.schema,o=e.editing.view;function r(e){return"ck-widget_type-around_show-fake-caret_"+e}this._listenToIfEnabled(o.document,"arrowKey",(e,t)=>{this._handleArrowKeyPress(e,t)},{context:[rh,"$text"],priority:"high"}),this._listenToIfEnabled(n,"change:range",(t,n)=>{n.directChange&&e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._listenToIfEnabled(t.document,"change:data",()=>{const t=n.getSelectedElement();if(t){if(gh(e.editing.mapper.toViewElement(t),t,i))return}e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._listenToIfEnabled(e.editing.downcastDispatcher,"selection",(e,t,n)=>{const o=n.writer;if(this._currentFakeCaretModelElement){const e=n.mapper.toViewElement(this._currentFakeCaretModelElement);e&&(o.removeClass(vh.map(r),e),this._currentFakeCaretModelElement=null)}const s=t.selection.getSelectedElement();if(!s)return;const a=n.mapper.toViewElement(s);if(!gh(a,s,i))return;const c=mh(t.selection);c&&(o.addClass(r(c),a),this._currentFakeCaretModelElement=s)}),this._listenToIfEnabled(e.ui.focusTracker,"change:isFocused",(t,n,i)=>{i||e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})})}_handleArrowKeyPress(e,t){const n=this.editor,i=n.model,o=i.document.selection,r=i.schema,s=n.editing.view,a=Do(t.keyCode,n.locale.contentLanguageDirection),c=s.document.selection.getSelectedElement();let l;gh(c,n.editing.mapper.toModelElement(c),r)?l=this._handleArrowKeyPressOnSelectedWidget(a):o.isCollapsed&&(l=this._handleArrowKeyPressWhenSelectionNextToAWidget(a)),l&&(t.preventDefault(),e.stop())}_handleArrowKeyPressOnSelectedWidget(e){const t=this.editor.model,n=mh(t.document.selection);return t.change(t=>{if(!n)return t.setSelectionAttribute("widget-type-around",e?"after":"before"),!0;if(!(n===(e?"after":"before")))return t.removeSelectionAttribute("widget-type-around"),!0;return!1})}_handleArrowKeyPressWhenSelectionNextToAWidget(e){const t=this.editor,n=t.model,i=n.schema,o=t.plugins.get("Widget"),r=o._getObjectElementNextToSelection(e);return!!gh(t.editing.mapper.toViewElement(r),r,i)&&(n.change(t=>{o._setSelectionOverElement(r),t.setSelectionAttribute("widget-type-around",e?"before":"after")}),!0)}_enableInsertingParagraphsOnButtonClick(){const e=this.editor,t=e.editing.view;this._listenToIfEnabled(t.document,"mousedown",(n,i)=>{const o=i.domTarget.closest(".ck-widget__type-around__button");if(!o)return;const r=function(e){return e.classList.contains("ck-widget__type-around__button_before")?"before":"after"}(o),s=function(e,t){const n=e.closest(".ck-widget");return t.mapDomToView(n)}(o,t.domConverter),a=e.editing.mapper.toModelElement(s);this._insertParagraph(a,r),i.preventDefault(),n.stop()})}_enableInsertingParagraphsOnEnterKeypress(){const e=this.editor,t=e.model.document.selection,n=e.editing.view;this._listenToIfEnabled(n.document,"enter",(n,i)=>{if("atTarget"!=n.eventPhase)return;const o=t.getSelectedElement(),r=e.editing.mapper.toViewElement(o),s=e.model.schema;let a;this._insertParagraphAccordingToFakeCaretPosition()?a=!0:gh(r,o,s)&&(this._insertParagraph(o,i.isSoft?"before":"after"),a=!0),a&&(i.preventDefault(),n.stop())},{context:rh})}_enableInsertingParagraphsOnTypingKeystroke(){const e=this.editor.editing.view,t=[Oo.enter,Oo.delete,Oo.backspace];this._listenToIfEnabled(e.document,"keydown",(e,n)=>{t.includes(n.keyCode)||wh(n)||this._insertParagraphAccordingToFakeCaretPosition()},{priority:"high"})}_enableDeleteIntegration(){const e=this.editor,t=e.editing.view,n=e.model,i=n.schema;this._listenToIfEnabled(t.document,"delete",(t,o)=>{if("atTarget"!=t.eventPhase)return;const r=mh(n.document.selection);if(!r)return;const s=o.direction,a=n.document.selection.getSelectedElement(),c="forward"==s;if("before"===r===c)e.execute("delete",{selection:n.createSelection(a,"on")});else{const t=i.getNearestSelectionRange(n.createPositionAt(a,r),s);if(t)if(t.isCollapsed){const o=n.createSelection(t.start);if(n.modifySelection(o,{direction:s}),o.focus.isEqual(t.start)){const e=function(e,t){let n=t;for(const i of t.getAncestors({parentFirst:!0})){if(i.childCount>1||e.isLimit(i))break;n=i}return n}(i,t.start.parent);n.deleteContent(n.createSelection(e,"on"),{doNotAutoparagraph:!0})}else n.change(n=>{n.setSelection(t),e.execute(c?"deleteForward":"delete")})}else n.change(n=>{n.setSelection(t),e.execute(c?"deleteForward":"delete")})}o.preventDefault(),t.stop()},{context:rh})}_enableInsertContentIntegration(){const e=this.editor,t=this.editor.model,n=t.document.selection;this._listenToIfEnabled(e.model,"insertContent",(e,[i,o])=>{if(o&&!o.is("documentSelection"))return;const r=mh(n);return r?(e.stop(),t.change(e=>{const o=n.getSelectedElement(),s=t.createPositionAt(o,r),a=e.createSelection(s),c=t.insertContent(i,a);return e.setSelection(a),c})):void 0},{priority:"high"})}_enableDeleteContentIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"deleteContent",(e,[n])=>{if(n&&!n.is("documentSelection"))return;mh(t)&&e.stop()},{priority:"high"})}}n(89);function yh(e){const t=e.model;return(n,i)=>{const o=i.keyCode==Oo.arrowup,r=i.keyCode==Oo.arrowdown,s=i.shiftKey,a=t.document.selection;if(!o&&!r)return;const c=r;if(s&&function(e,t){return!e.isCollapsed&&e.isBackward==t}(a,c))return;const l=function(e,t,n){const i=e.model;if(n){const e=t.isCollapsed?t.focus:t.getLastPosition(),n=xh(i,e,"forward");if(!n)return null;const o=i.createRange(e,n),r=Ah(i.schema,o,"backward");return r&&e.isBefore(r)?i.createRange(e,r):null}{const e=t.isCollapsed?t.focus:t.getFirstPosition(),n=xh(i,e,"backward");if(!n)return null;const o=i.createRange(n,e),r=Ah(i.schema,o,"forward");return r&&e.isAfter(r)?i.createRange(r,e):null}}(e,a,c);l&&!l.isCollapsed&&function(e,t,n){const i=e.model,o=e.view.domConverter;if(n){const e=i.createSelection(t.start);i.modifySelection(e),e.focus.isAtEnd||t.start.isEqual(e.focus)||(t=i.createRange(e.focus,t.end))}const r=e.mapper.toViewRange(t),s=o.viewRangeToDom(r),a=Ts.getDomRangeRects(s);let c;for(const e of a)if(void 0!==c){if(Math.round(e.top)>=c)return!1;c=Math.max(c,Math.round(e.bottom))}else c=Math.round(e.bottom);return!0}(e,l,c)&&(t.change(e=>{const n=c?l.end:l.start;if(s){const i=t.createSelection(a.anchor);i.setFocus(n),e.setSelection(i)}else e.setSelection(n)}),n.stop(),i.preventDefault(),i.stopPropagation())}}function xh(e,t,n){const i=e.schema,o=e.createRangeIn(t.root),r="forward"==n?"elementStart":"elementEnd";for(const{previousPosition:e,item:s,type:a}of o.getWalker({startPosition:t,direction:n})){if(i.isLimit(s)&&!i.isInline(s))return e;if(a==r&&i.isBlock(s))return null}return null}function Ah(e,t,n){const i="backward"==n?t.end:t.start;if(e.checkChild(i,"$text"))return i;for(const{nextPosition:i}of t.getWalker({direction:n}))if(e.checkChild(i,"$text"))return i}class Ch extends Qe{static get pluginName(){return"Widget"}static get requires(){return[_h,eh]}init(){const e=this.editor,t=e.editing.view,n=t.document;this._previouslySelected=new Set,this.editor.editing.downcastDispatcher.on("selection",(t,n,i)=>{const o=i.writer,r=n.selection;if(r.isCollapsed)return;const s=r.getSelectedElement();if(!s)return;const a=e.editing.mapper.toViewElement(s);rh(a)&&i.consumable.consume(r,"selection")&&o.setSelection(o.createRangeOn(a),{fake:!0,label:uh(a)})}),this.editor.editing.downcastDispatcher.on("selection",(e,t,n)=>{this._clearPreviouslySelectedWidgets(n.writer);const i=n.writer,o=i.document.selection;let r=null;for(const e of o.getRanges())for(const t of e){const e=t.item;rh(e)&&!Eh(e,r)&&(i.addClass("ck-widget_selected",e),this._previouslySelected.add(e),r=e)}},{priority:"low"}),t.addObserver(md),this.listenTo(n,"mousedown",(...e)=>this._onMousedown(...e)),this.listenTo(n,"arrowKey",(...e)=>{this._handleSelectionChangeOnArrowKeyPress(...e)},{context:[rh,"$text"]}),this.listenTo(n,"arrowKey",(...e)=>{this._preventDefaultOnArrowKeyPress(...e)},{context:"$root"}),this.listenTo(n,"arrowKey",yh(this.editor.editing),{context:"$text"}),this.listenTo(n,"delete",(e,t)=>{this._handleDelete("forward"==t.direction)&&(t.preventDefault(),e.stop())},{context:"$root"})}_onMousedown(e,t){const n=this.editor,i=n.editing.view,o=i.document;let r=t.target;if(function(e){for(;e;){if(e.is("editableElement")&&!e.is("rootElement"))return!0;if(rh(e))return!1;e=e.parent}return!1}(r)){if((Po.isSafari||Po.isGecko)&&t.domEvent.detail>=3){const e=n.editing.mapper,i=r.is("attributeElement")?r.findAncestor(e=>!e.is("attributeElement")):r,o=e.toModelElement(i);t.preventDefault(),this.editor.model.change(e=>{e.setSelection(o,"in")})}return}if(!rh(r)&&(r=r.findAncestor(rh),!r))return;Po.isAndroid&&t.preventDefault(),o.isFocused||i.focus();const s=n.editing.mapper.toModelElement(r);this._setSelectionOverElement(s)}_handleSelectionChangeOnArrowKeyPress(e,t){const n=t.keyCode,i=this.editor.model,o=i.schema,r=i.document.selection,s=r.getSelectedElement(),a=Do(n,this.editor.locale.contentLanguageDirection);if(s&&o.isObject(s)){const n=a?r.getLastPosition():r.getFirstPosition(),s=o.getNearestSelectionRange(n,a?"forward":"backward");return void(s&&(i.change(e=>{e.setSelection(s)}),t.preventDefault(),e.stop()))}if(!r.isCollapsed)return;const c=this._getObjectElementNextToSelection(a);c&&o.isObject(c)&&(this._setSelectionOverElement(c),t.preventDefault(),e.stop())}_preventDefaultOnArrowKeyPress(e,t){const n=this.editor.model,i=n.schema,o=n.document.selection.getSelectedElement();o&&i.isObject(o)&&(t.preventDefault(),e.stop())}_handleDelete(e){if(this.editor.isReadOnly)return;const t=this.editor.model.document.selection;if(!t.isCollapsed)return;const n=this._getObjectElementNextToSelection(e);return n?(this.editor.model.change(e=>{let i=t.anchor.parent;for(;i.isEmpty;){const t=i;i=t.parent,e.remove(t)}this._setSelectionOverElement(n)}),!0):void 0}_setSelectionOverElement(e){this.editor.model.change(t=>{t.setSelection(t.createRangeOn(e))})}_getObjectElementNextToSelection(e){const t=this.editor.model,n=t.schema,i=t.document.selection,o=t.createSelection(i);t.modifySelection(o,{direction:e?"forward":"backward"});const r=e?o.focus.nodeBefore:o.focus.nodeAfter;return r&&n.isObject(r)?r:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass("ck-widget_selected",t);this._previouslySelected.clear()}}function Eh(e,t){return!!t&&Array.from(e.getAncestors()).includes(t)}class Th extends Qe{static get requires(){return[Yu]}static get pluginName(){return"WidgetToolbarRepository"}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",t=>{(function(e){const t=e.getSelectedElement();return!(!t||!rh(t))})(e.editing.view.document.selection)&&t.stop()},{priority:"high"})}this._toolbarDefinitions=new Map,this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",()=>{this._updateToolbarsVisibility()}),this.listenTo(e.ui,"update",()=>{this._updateToolbarsVisibility()}),this.listenTo(e.ui.focusTracker,"change:isFocused",()=>{this._updateToolbarsVisibility()},{priority:"low"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy()}register(e,{ariaLabel:t,items:n,getRelatedElement:i,balloonClassName:o="ck-toolbar-container"}){if(!n.length)return void Object(c.b)("widget-toolbar-no-items",{toolbarId:e});const r=this.editor,s=r.t,a=new ku(r.locale);if(a.ariaLabel=t||s("Widget toolbar"),this._toolbarDefinitions.has(e))throw new c.a("widget-toolbar-duplicated",this,{toolbarId:e});a.fillFromConfig(n,r.ui.componentFactory),this._toolbarDefinitions.set(e,{view:a,getRelatedElement:i,balloonClassName:o})}_updateToolbarsVisibility(){let e=0,t=null,n=null;for(const i of this._toolbarDefinitions.values()){const o=i.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&o)if(this.editor.ui.focusTracker.isFocused){const r=o.getAncestors().length;r>e&&(e=r,t=o,n=i)}else this._isToolbarVisible(i)&&this._hideToolbar(i);else this._isToolbarInBalloon(i)&&this._hideToolbar(i)}n&&this._showToolbar(n,t)}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView")}_showToolbar(e,t){this._isToolbarVisible(e)?Sh(this.editor,t):this._isToolbarInBalloon(e)||(this._balloon.add({view:e.view,position:Ph(this.editor,t),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",()=>{for(const e of this._toolbarDefinitions.values())if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);Sh(this.editor,t)}}))}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function Sh(e,t){const n=e.plugins.get("ContextualBalloon"),i=Ph(e,t);n.updatePosition(i)}function Ph(e,t){const n=e.editing.view,i=Hu.defaultPositions;return{target:n.domConverter.mapViewToDom(t),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,fh]}}class Ih{constructor(e){this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null}begin(e,t,n){const i=new Ts(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const n of t)if(e.classList.contains("ck-widget__resizer__handle-"+n))return n}(e),this._referenceCoordinates=function(e,t){const n=new Ts(e),i=t.split("-"),o={x:"right"==i[1]?n.right:n.left,y:"bottom"==i[0]?n.bottom:n.top};return o.x+=e.ownerDocument.defaultView.scrollX,o.y+=e.ownerDocument.defaultView.scrollY,o}(t,function(e){const t=e.split("-"),n={top:"bottom",bottom:"top",left:"right",right:"left"};return`${n[t[0]]}-${n[t[1]]}`}(this.activeHandlePosition)),this.originalWidth=i.width,this.originalHeight=i.height,this.aspectRatio=i.width/i.height;const o=n.style.width;o&&o.match(/^\d+(\.\d*)?%$/)?this.originalWidthPercents=parseFloat(o):this.originalWidthPercents=function(e,t){const n=e.parentElement,i=parseFloat(n.ownerDocument.defaultView.getComputedStyle(n).width);return t.width/i*100}(n,i)}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight}}Ke(Ih,Ue);class Mh extends Ol{constructor(){super();const e=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-size-view",e.to("_viewPosition",e=>e?"ck-orientation-"+e:"")],style:{display:e.if("_isVisible","none",e=>!e)}},children:[{text:e.to("_label")}]})}_bindToState(e,t){this.bind("_isVisible").to(t,"proposedWidth",t,"proposedHeight",(e,t)=>null!==e&&null!==t),this.bind("_label").to(t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",t,"proposedWidthPercents",(t,n,i)=>"px"===e.unit?`${t}×${n}`:i+"%"),this.bind("_viewPosition").to(t,"activeHandlePosition",t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",(e,t,n)=>t<50||n<50?"above-center":e)}_dismiss(){this.unbind(),this._isVisible=!1}}class Oh{constructor(e){this._options=e,this._viewResizerWrapper=null,this.set("isEnabled",!0),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop())},{priority:"high"}),this.on("change:isEnabled",()=>{this.isEnabled&&this.redraw()})}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change(n=>{const i=n.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(t){const n=this.toDomElement(t);return e._appendHandles(n),e._appendSizeUI(n),e.on("change:isEnabled",(e,t,i)=>{n.style.display=i?"":"none"}),n.style.display=e.isEnabled?"":"none",n}));n.insert(n.createPositionAt(t,"end"),i),n.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=i})}begin(e){this.state=new Ih(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost())}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change(e=>{const n=this._options.unit||"%",i=("%"===n?t.widthPercents:t.width)+n;e.setStyle("width",i,this._options.viewElement)});const n=this._getHandleHost(),i=new Ts(n);t.handleHostWidth=Math.round(i.width),t.handleHostHeight=Math.round(i.height);const o=new Ts(n);t.width=Math.round(o.width),t.height=Math.round(o.height),this.redraw(i),this.state.update(t)}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change(()=>{this._cleanup(),this._options.onCommit(t)})}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(e){const t=this._domResizerWrapper;if(!((n=t)&&n.ownerDocument&&n.ownerDocument.contains(n)))return;var n;const i=t.parentElement,o=this._getHandleHost(),r=this._viewResizerWrapper,s=[r.getStyle("width"),r.getStyle("height"),r.getStyle("left"),r.getStyle("top")];let a;if(i.isSameNode(o)){const t=e||new Ts(o);a=[t.width+"px",t.height+"px",void 0,void 0]}else a=[o.offsetWidth+"px",o.offsetHeight+"px",o.offsetLeft+"px",o.offsetTop+"px"];"same"!==ci(s,a)&&this._options.editor.editing.view.change(e=>{e.setStyle({width:a[0],height:a[1],left:a[2],top:a[3]},r)})}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change(e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement)})}_proposeNewSize(e){const t=this.state,n={x:(i=e).pageX,y:i.pageY};var i;const o=!this._options.isCentered||this._options.isCentered(this),r={x:t._referenceCoordinates.x-(n.x+t.originalWidth),y:n.y-t.originalHeight-t._referenceCoordinates.y};o&&t.activeHandlePosition.endsWith("-right")&&(r.x=n.x-(t._referenceCoordinates.x+t.originalWidth)),o&&(r.x*=2);const s={width:Math.abs(t.originalWidth+r.x),height:Math.abs(t.originalHeight+r.y)};s.dominant=s.width/t.aspectRatio>s.height?"width":"height",s.max=s[s.dominant];const a={width:s.width,height:s.height};return"width"==s.dominant?a.height=a.width/t.aspectRatio:a.width=a.height*t.aspectRatio,{width:Math.round(a.width),height:Math.round(a.height),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*a.width*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)e.appendChild(new Rl({tag:"div",attributes:{class:"ck-widget__resizer__handle "+(n=i,"ck-widget__resizer__handle-"+n)}}).render());var n}_appendSizeUI(e){this._sizeView=new Mh,this._sizeView.render(),e.appendChild(this._sizeView.element)}}Ke(Oh,Ue);var Rh=function(e,t,n){var i=!0,o=!0;if("function"!=typeof e)throw new TypeError("Expected a function");return w(n)&&(i="leading"in n?!!n.leading:i,o="trailing"in n?!!n.trailing:o),gs(e,t,{leading:i,maxWait:t,trailing:o})};n(91);Ke(class extends Qe{static get pluginName(){return"WidgetResize"}init(){const e=this.editor.editing,t=_r.window.document;this.set("visibleResizer",null),this.set("_activeResizer",null),this._resizers=new Map,e.view.addObserver(md),this._observer=Object.create(Mr),this.listenTo(e.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this));const n=()=>{this.visibleResizer&&this.visibleResizer.redraw()};this._redrawFocusedResizerThrottled=Rh(n,200),this.on("change:visibleResizer",n),this.editor.ui.on("update",this._redrawFocusedResizerThrottled),this.editor.model.document.on("change",()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy())},{priority:"lowest"}),this._observer.listenTo(_r.window,"resize",this._redrawFocusedResizerThrottled);const i=this.editor.editing.view.document.selection;i.on("change",()=>{const e=i.getSelectedElement();this.visibleResizer=this.getResizerByViewElement(e)||null})}destroy(){this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawFocusedResizerThrottled.cancel()}attachTo(e){const t=new Oh(e),n=this.editor.plugins;if(t.attach(),n.has("WidgetToolbarRepository")){const e=n.get("WidgetToolbarRepository");t.on("begin",()=>{e.forceDisabled("resize")},{priority:"lowest"}),t.on("cancel",()=>{e.clearForceDisabled("resize")},{priority:"highest"}),t.on("commit",()=>{e.clearForceDisabled("resize")},{priority:"highest"})}this._resizers.set(e.viewElement,t);const i=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(i)==t&&(this.visibleResizer=t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const n=t.domTarget;Oh.isResizeHandle(n)&&(this._activeResizer=this._getResizerByHandle(n),this._activeResizer&&(this._activeResizer.begin(n),e.stop(),t.preventDefault()))}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t)}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null)}},Ue);class Nh extends Ze{refresh(){const e=this.editor.model,t=e.schema,n=e.document.selection;this.isEnabled=function(e,t,n){const i=function(e,t){const n=hh(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(e,n);return t.checkChild(i,"horizontalLine")}(n,t,e)}execute(){const e=this.editor.model;e.change(t=>{const n=t.createElement("horizontalLine");e.insertContent(n);let i=n.nextSibling;!(i&&e.schema.checkChild(i,"$text"))&&e.schema.checkChild(n.parent,"paragraph")&&(i=t.createElement("paragraph"),e.insertContent(i,t.createPositionAfter(n))),i&&t.setSelection(i,0)})}}n(93);class jh extends Qe{static get pluginName(){return"HorizontalLineEditing"}init(){const e=this.editor,t=e.model.schema,n=e.t,i=e.conversion;t.register("horizontalLine",{isObject:!0,allowWhere:"$block"}),i.for("dataDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>t.createEmptyElement("hr")}),i.for("editingDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>{const i=n("Horizontal line"),o=t.createContainerElement("div"),r=t.createEmptyElement("hr");return t.addClass("ck-horizontal-line",o),t.setCustomProperty("hr",!0,o),t.insert(t.createPositionAt(o,0),r),function(e,t,n){return t.setCustomProperty("horizontalLine",!0,e),sh(e,t,{label:n})}(o,t,i)}}),i.for("upcast").elementToElement({view:"hr",model:"horizontalLine"}),e.commands.add("horizontalLine",new Nh(e))}}class zh extends Qe{static get pluginName(){return"HorizontalLineUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("horizontalLine",n=>{const i=e.commands.get("horizontalLine"),o=new tu(n);return o.set({label:t("Horizontal line"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 9h16v2H2z"/></svg>',tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{e.execute("horizontalLine"),e.editing.view.focus()}),o})}}class Lh extends Qe{static get requires(){return[jh,zh,Ch]}static get pluginName(){return"HorizontalLine"}}function Dh(e){const t=e.getSelectedElement();return t&&Bh(t)?t:null}function Vh(e){let t=e.getFirstPosition().parent;for(;t;){if(t.is("element")&&Bh(t))return t;t=t.parent}return null}function Bh(e){return!!e.getCustomProperty("table")&&rh(e)}class Fh extends Qe{static get requires(){return[Th]}static get pluginName(){return"TableToolbar"}afterInit(){const e=this.editor,t=e.t,n=e.plugins.get(Th),i=e.config.get("table.contentToolbar"),o=e.config.get("table.tableToolbar");i&&n.register("tableContent",{ariaLabel:t("Table toolbar"),items:i,getRelatedElement:Vh}),o&&n.register("table",{ariaLabel:t("Table toolbar"),items:o,getRelatedElement:Dh})}}function Hh(e,t,n,i,o=1){t>o?i.setAttribute(e,t,n):i.removeAttribute(e,n)}function Uh(e,t,n={}){const i=e.createElement("tableCell",n);return e.insertElement("paragraph",i),e.insert(i,t),i}function Wh(e,t){const n=t.parent.parent,i=parseInt(n.getAttribute("headingColumns")||0),{column:o}=e.getCellLocation(t);return!!i&&o<i}function qh(){return e=>{e.on("element:table",(e,t,n)=>{const i=t.viewItem;if(!n.consumable.test(i,{name:!0}))return;const{rows:o,headingRows:r,headingColumns:s}=function(e){const t={headingRows:0,headingColumns:0},n=[],i=[];let o;for(const r of Array.from(e.getChildren()))if("tbody"===r.name||"thead"===r.name||"tfoot"===r.name){"thead"!==r.name||o||(o=r);const e=Array.from(r.getChildren()).filter(e=>e.is("element","tr"));for(const r of e)if("thead"===r.parent.name&&r.parent===o)t.headingRows++,n.push(r);else{i.push(r);const e=Yh(r);e>t.headingColumns&&(t.headingColumns=e)}}return t.rows=[...n,...i],t}(i),a={};s&&(a.headingColumns=s),r&&(a.headingRows=r);const c=n.writer.createElement("table",a);if(n.safeInsert(c,t.modelCursor)){if(n.consumable.consume(i,{name:!0}),o.forEach(e=>n.convertItem(e,n.writer.createPositionAt(c,"end"))),n.convertChildren(i,n.writer.createPositionAt(c,"end")),c.isEmpty){const e=n.writer.createElement("tableRow");n.writer.insert(e,n.writer.createPositionAt(c,"end")),Uh(n.writer,n.writer.createPositionAt(e,"end"))}n.updateConversionResult(c,t)}})}}function $h(e){return t=>{t.on("element:"+e,(e,t,n)=>{if(t.modelRange&&t.viewItem.isEmpty){const e=t.modelRange.start.nodeAfter,i=n.writer.createPositionAt(e,0);n.writer.insertElement("paragraph",i)}},{priority:"low"})}}function Yh(e){let t=0,n=0;const i=Array.from(e.getChildren()).filter(e=>"th"===e.name||"td"===e.name);for(;n<i.length&&"th"===i[n].name;){const e=i[n];t+=parseInt(e.getAttribute("colspan")||1),n++}return t}class Gh{constructor(e,t={}){this._table=e,this._startRow=void 0!==t.row?t.row:t.startRow||0,this._endRow=void 0!==t.row?t.row:t.endRow,this._startColumn=void 0!==t.column?t.column:t.startColumn||0,this._endColumn=void 0!==t.column?t.column:t.endColumn,this._includeAllSlots=!!t.includeAllSlots,this._skipRows=new Set,this._row=0,this._rowIndex=0,this._column=0,this._cellIndex=0,this._spannedCells=new Map,this._nextCellAtColumn=-1}[Symbol.iterator](){return this}next(){const e=this._table.getChild(this._rowIndex);if(!e||this._isOverEndRow())return{done:!0};if(!e.is("element","tableRow"))return this._rowIndex++,this.next();if(this._isOverEndColumn())return this._advanceToNextRow();let t=null;const n=this._getSpanned();if(n)this._includeAllSlots&&!this._shouldSkipSlot()&&(t=this._formatOutValue(n.cell,n.row,n.column));else{const n=e.getChild(this._cellIndex);if(!n)return this._advanceToNextRow();const i=parseInt(n.getAttribute("colspan")||1),o=parseInt(n.getAttribute("rowspan")||1);(i>1||o>1)&&this._recordSpans(n,o,i),this._shouldSkipSlot()||(t=this._formatOutValue(n)),this._nextCellAtColumn=this._column+i}return this._column++,this._column==this._nextCellAtColumn&&this._cellIndex++,t||this.next()}skipRow(e){this._skipRows.add(e)}_advanceToNextRow(){return this._row++,this._rowIndex++,this._column=0,this._cellIndex=0,this._nextCellAtColumn=-1,this.next()}_isOverEndRow(){return void 0!==this._endRow&&this._row>this._endRow}_isOverEndColumn(){return void 0!==this._endColumn&&this._column>this._endColumn}_formatOutValue(e,t=this._row,n=this._column){return{done:!1,value:new Kh(this,e,t,n)}}_shouldSkipSlot(){const e=this._skipRows.has(this._row),t=this._row<this._startRow,n=this._column<this._startColumn,i=void 0!==this._endColumn&&this._column>this._endColumn;return e||t||n||i}_getSpanned(){const e=this._spannedCells.get(this._row);return e&&e.get(this._column)||null}_recordSpans(e,t,n){const i={cell:e,row:this._row,column:this._column};for(let e=this._row;e<this._row+t;e++)for(let t=this._column;t<this._column+n;t++)e==this._row&&t==this._column||this._markSpannedCell(e,t,i)}_markSpannedCell(e,t,n){this._spannedCells.has(e)||this._spannedCells.set(e,new Map);this._spannedCells.get(e).set(t,n)}}class Kh{constructor(e,t,n,i){this.cell=t,this.row=e._row,this.column=e._column,this.cellAnchorRow=n,this.cellAnchorColumn=i,this._cellIndex=e._cellIndex,this._rowIndex=e._rowIndex,this._table=e._table}get isAnchor(){return this.row===this.cellAnchorRow&&this.column===this.cellAnchorColumn}get cellWidth(){return parseInt(this.cell.getAttribute("colspan")||1)}get cellHeight(){return parseInt(this.cell.getAttribute("rowspan")||1)}get rowIndex(){return this._rowIndex}getPositionBefore(){return this._table.root.document.model.createPositionAt(this._table.getChild(this.row),this._cellIndex)}}function Qh(e={}){return t=>t.on("insert:table",(t,n,i)=>{const o=n.item;if(!i.consumable.consume(o,"insert"))return;i.consumable.consume(o,"attribute:headingRows:table"),i.consumable.consume(o,"attribute:headingColumns:table");const r=e&&e.asWidget,s=i.writer.createContainerElement("figure",{class:"table"}),a=i.writer.createContainerElement("table");let c;var l,u;i.writer.insert(i.writer.createPositionAt(s,0),a),r&&(l=s,(u=i.writer).setCustomProperty("table",!0,l),c=sh(l,u,{hasSelectionHandle:!0}));const d=new Gh(o),h={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0},f=new Map;for(const t of d){const{row:n,cell:r}=t,s=o.getChild(n),c=f.get(n)||tf(a,s,n,h,i);f.set(n,c),i.consumable.consume(r,"insert");ef(t,h,i.writer.createPositionAt(c,"end"),i,e)}for(const e of o.getChildren()){const t=e.index;e.is("element","tableRow")&&!f.has(t)&&f.set(t,tf(a,e,t,h,i))}const p=i.mapper.toViewPosition(n.range.start);i.mapper.bindElements(o,r?c:s),i.writer.insert(p,r?c:s)})}function Jh(e,t){const{writer:n}=t;if(e.parent.is("element","tableCell"))return Zh(e)?n.createContainerElement("span",{class:"ck-table-bogus-paragraph"}):n.createContainerElement("p")}function Zh(e){return 1===e.parent.childCount&&!sf(e)}function Xh(e,t,n){const{cell:i}=e,o=nf(e,t),r=n.mapper.toViewElement(i);r&&r.name!==o&&function(e,t,n){const i=n.writer,o=n.mapper.toViewElement(e),r=dh(i.createEditableElement(t,o.getAttributes()),i);lh(r,i,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e)),i.insert(i.createPositionAfter(o),r),i.move(i.createRangeIn(o),i.createPositionAt(r,0)),i.remove(i.createRangeOn(o)),n.mapper.unbindViewElement(o),n.mapper.bindElements(e,r)}(i,o,n)}function ef(e,t,n,i,o){const r=o&&o.asWidget,s=nf(e,t),a=r?dh(i.writer.createEditableElement(s),i.writer):i.writer.createContainerElement(s);r&&lh(a,i.writer,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e));const c=e.cell,l=c.getChild(0),u=1===c.childCount&&"paragraph"===l.name;if(i.writer.insert(n,a),i.mapper.bindElements(c,a),!r&&u&&!sf(l)){const e=c.getChild(0);i.consumable.consume(e,"insert"),i.mapper.bindElements(e,a)}}function tf(e,t,n,i,o){o.consumable.consume(t,"insert");const r=t.isEmpty?o.writer.createEmptyElement("tr"):o.writer.createContainerElement("tr");o.mapper.bindElements(t,r);const s=i.headingRows,a=function(e,t,n){const i=of(e,t);return i||function(e,t,n){const i=n.writer.createContainerElement(e),o=n.writer.createPositionAt(t,"tbody"==e?"end":0);return n.writer.insert(o,i),i}(e,t,n)}(function(e,t){return e<t.headingRows?"thead":"tbody"}(n,i),e,o),c=s>0&&n>=s?n-s:n,l=o.writer.createPositionAt(a,c);return o.writer.insert(l,r),r}function nf(e,t){const{row:n,column:i}=e,{headingColumns:o,headingRows:r}=t;if(r&&r>n)return"th";return o&&o>i?"th":"td"}function of(e,t){for(const n of t.getChildren())if(n.name==e)return n}function rf(e,t,n){const i=of(e,t);i&&0===i.childCount&&n.writer.remove(n.writer.createRangeOn(i))}function sf(e){return!![...e.getAttributeKeys()].length}class af extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=e.schema;this.isEnabled=function(e,t){const n=e.getFirstPosition().parent,i=n===n.root?n:n.parent;return t.checkChild(i,"table")}(t,n)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=this.editor.plugins.get("TableUtils"),o=this.editor.config.get("table"),r=hh(n,t),s=o.defaultHeadings.rows,a=o.defaultHeadings.columns;void 0===e.headingRows&&s&&(e.headingRows=s),void 0===e.headingColumns&&a&&(e.headingColumns=a),t.change(n=>{const o=i.createTable(n,e);t.insertContent(o,r),n.setSelection(n.createPositionAt(o.getNodeByPath([0,0,0]),0))})}}function cf(e){const t=[];for(const n of pf(e.getRanges())){const e=n.getContainedElement();e&&e.is("element","tableCell")&&t.push(e)}return t}function lf(e){const t=[];for(const n of e.getRanges()){const e=n.start.findAncestor("tableCell");e&&t.push(e)}return t}function uf(e){const t=cf(e);return t.length?t:lf(e)}function df(e){return gf(e.map(e=>e.parent.index))}function hf(e){const t=e[0].findAncestor("table");return gf([...new Gh(t)].filter(t=>e.includes(t.cell)).map(e=>e.column))}function ff(e,t){if(e.length<2||!function(e){const t=e[0].findAncestor("table"),n=df(e),i=parseInt(t.getAttribute("headingRows")||0);if(!bf(n,i))return!1;const o=parseInt(t.getAttribute("headingColumns")||0);return bf(hf(e),o)}(e))return!1;const n=new Set,i=new Set;let o=0;for(const r of e){const{row:e,column:s}=t.getCellLocation(r),a=parseInt(r.getAttribute("rowspan")||1),c=parseInt(r.getAttribute("colspan")||1);n.add(e),i.add(s),a>1&&n.add(e+a-1),c>1&&i.add(s+c-1),o+=a*c}return function(e,t){const n=Array.from(e.values()),i=Array.from(t.values()),o=Math.max(...n),r=Math.min(...n),s=Math.max(...i),a=Math.min(...i);return(o-r+1)*(s-a+1)}(n,i)==o}function pf(e){return Array.from(e).sort(mf)}function gf(e){const t=e.sort((e,t)=>e-t);return{first:t[0],last:t[t.length-1]}}function mf(e,t){const n=e.start,i=t.start;return n.isBefore(i)?-1:1}function bf({first:e,last:t},n){return e<n===t<n}class wf extends Ze{constructor(e,t={}){super(e),this.order=t.order||"below"}refresh(){const e=!!uf(this.editor.model.document.selection).length;this.isEnabled=e}execute(){const e=this.editor,t=e.model.document.selection,n=e.plugins.get("TableUtils"),i="above"===this.order,o=uf(t),r=df(o),s=i?r.first:r.last,a=o[0].findAncestor("table");n.insertRows(a,{at:i?s:s+1,copyStructureFromAbove:!i})}}class vf extends Ze{constructor(e,t={}){super(e),this.order=t.order||"right"}refresh(){const e=!!uf(this.editor.model.document.selection).length;this.isEnabled=e}execute(){const e=this.editor,t=e.model.document.selection,n=e.plugins.get("TableUtils"),i="left"===this.order,o=uf(t),r=hf(o),s=i?r.first:r.last,a=o[0].findAncestor("table");n.insertColumns(a,{columns:1,at:i?s:s+1})}}class kf extends Ze{constructor(e,t={}){super(e),this.direction=t.direction||"horizontally"}refresh(){const e=uf(this.editor.model.document.selection);this.isEnabled=1===e.length}execute(){const e=uf(this.editor.model.document.selection)[0],t="horizontally"===this.direction,n=this.editor.plugins.get("TableUtils");t?n.splitCellHorizontally(e,2):n.splitCellVertically(e,2)}}function _f(e,t,n){const{startRow:i,startColumn:o,endRow:r,endColumn:s}=t,a=n.createElement("table"),c=r-i+1;for(let e=0;e<c;e++)n.insertElement("tableRow",a,"end");const l=[...new Gh(e,{startRow:i,endRow:r,startColumn:o,endColumn:s,includeAllSlots:!0})];for(const{row:e,column:t,cell:c,isAnchor:u,cellAnchorRow:d,cellAnchorColumn:h}of l){const l=e-i,f=a.getChild(l);if(u){const i=n.cloneElement(c);n.append(i,f),Ef(i,e,t,r,s,n)}else(d<i||h<o)&&Uh(n,n.createPositionAt(f,"end"))}return function(e,t,n,i,o){const r=parseInt(t.getAttribute("headingRows")||0);if(r>0){Hh("headingRows",r-n,e,o,0)}const s=parseInt(t.getAttribute("headingColumns")||0);if(s>0){Hh("headingColumns",s-i,e,o,0)}}(a,e,i,o,n),a}function yf(e,t,n=0){const i=[],o=new Gh(e,{startRow:n,endRow:t-1});for(const e of o){const{row:n,cellHeight:o}=e,r=n+o-1;n<t&&t<=r&&i.push(e)}return i}function xf(e,t,n){const i=e.parent,o=i.parent,r=i.index,s=t-r,a={},c=parseInt(e.getAttribute("rowspan"))-s;c>1&&(a.rowspan=c);const l=parseInt(e.getAttribute("colspan")||1);l>1&&(a.colspan=l);const u=r+s,d=[...new Gh(o,{startRow:r,endRow:u,includeAllSlots:!0})];let h,f=null;for(const t of d){const{row:i,column:o,cell:r}=t;r===e&&void 0===h&&(h=o),void 0!==h&&h===o&&i===u&&(f=Uh(n,t.getPositionBefore(),a))}return Hh("rowspan",s,e,n),f}function Af(e,t){const n=[],i=new Gh(e);for(const e of i){const{column:i,cellWidth:o}=e,r=i+o-1;i<t&&t<=r&&n.push(e)}return n}function Cf(e,t,n,i){const o=n-t,r={},s=parseInt(e.getAttribute("colspan"))-o;s>1&&(r.colspan=s);const a=parseInt(e.getAttribute("rowspan")||1);a>1&&(r.rowspan=a);const c=Uh(i,i.createPositionAfter(e),r);return Hh("colspan",o,e,i),c}function Ef(e,t,n,i,o,r){const s=parseInt(e.getAttribute("colspan")||1),a=parseInt(e.getAttribute("rowspan")||1);if(n+s-1>o){Hh("colspan",o-n+1,e,r,1)}if(t+a-1>i){Hh("rowspan",i-t+1,e,r,1)}}function Tf(e,t){const n=t.getColumns(e),i=new Array(n).fill(0);for(const{column:t}of new Gh(e))i[t]++;const o=i.reduce((e,t,n)=>t?e:[...e,n],[]);if(o.length>0){const n=o[o.length-1];return t.removeColumns(e,{at:n}),!0}return!1}function Sf(e,t){const n=[],i=t.getRows(e);for(let t=0;t<i;t++){e.getChild(t).isEmpty&&n.push(t)}if(n.length>0){const i=n[n.length-1];return t.removeRows(e,{at:i}),!0}return!1}function Pf(e,t){Tf(e,t)||Sf(e,t)}function If(e,t){const n=Array.from(new Gh(e,{startColumn:t.firstColumn,endColumn:t.lastColumn,row:t.lastRow}));if(n.every(({cellHeight:e})=>1===e))return t.lastRow;const i=n[0].cellHeight-1;return t.lastRow+i}function Mf(e,t){const n=Array.from(new Gh(e,{startRow:t.firstRow,endRow:t.lastRow,column:t.lastColumn}));if(n.every(({cellWidth:e})=>1===e))return t.lastColumn;const i=n[0].cellWidth-1;return t.lastColumn+i}class Of extends Ze{constructor(e,t){super(e),this.direction=t.direction,this.isHorizontal="right"==this.direction||"left"==this.direction}refresh(){const e=this._getMergeableCell();this.value=e,this.isEnabled=!!e}execute(){const e=this.editor.model,t=lf(e.document.selection)[0],n=this.value,i=this.direction;e.change(e=>{const o="right"==i||"down"==i,r=o?t:n,s=o?n:t,a=s.parent;!function(e,t,n){Rf(e)||(Rf(t)&&n.remove(n.createRangeIn(t)),n.move(n.createRangeIn(e),n.createPositionAt(t,"end")));n.remove(e)}(s,r,e);const c=this.isHorizontal?"colspan":"rowspan",l=parseInt(t.getAttribute(c)||1),u=parseInt(n.getAttribute(c)||1);e.setAttribute(c,l+u,r),e.setSelection(e.createRangeIn(r));const d=this.editor.plugins.get("TableUtils");Pf(a.findAncestor("table"),d)})}_getMergeableCell(){const e=lf(this.editor.model.document.selection)[0];if(!e)return;const t=this.editor.plugins.get("TableUtils"),n=this.isHorizontal?function(e,t,n){const i=e.parent.parent,o="right"==t?e.nextSibling:e.previousSibling,r=(i.getAttribute("headingColumns")||0)>0;if(!o)return;const s="right"==t?e:o,a="right"==t?o:e,{column:c}=n.getCellLocation(s),{column:l}=n.getCellLocation(a),u=parseInt(s.getAttribute("colspan")||1),d=Wh(n,s),h=Wh(n,a);if(r&&d!=h)return;return c+u===l?o:void 0}(e,this.direction,t):function(e,t,n){const i=e.parent,o=i.parent,r=o.getChildIndex(i);if("down"==t&&r===n.getRows(o)-1||"up"==t&&0===r)return;const s=parseInt(e.getAttribute("rowspan")||1),a=o.getAttribute("headingRows")||0,c="down"==t&&r+s===a,l="up"==t&&r===a;if(a&&(c||l))return;const u=parseInt(e.getAttribute("rowspan")||1),d="down"==t?r+u:r,h=[...new Gh(o,{endRow:d})],f=h.find(t=>t.cell===e).column,p=h.find(({row:e,cellHeight:n,column:i})=>i===f&&("down"==t?e===d:d===e+n));return p&&p.cell}(e,this.direction,t);if(!n)return;const i=this.isHorizontal?"rowspan":"colspan",o=parseInt(e.getAttribute(i)||1);return parseInt(n.getAttribute(i)||1)===o?n:void 0}}function Rf(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}class Nf extends Ze{refresh(){const e=uf(this.editor.model.document.selection),t=e[0];if(t){const n=t.findAncestor("table"),i=this.editor.plugins.get("TableUtils").getRows(n)-1,o=df(e),r=0===o.first&&o.last===i;this.isEnabled=!r}else this.isEnabled=!1}execute(){const e=this.editor.model,t=this.editor.plugins.get("TableUtils"),n=uf(e.document.selection),i=df(n),o=n[0],r=o.findAncestor("table"),s=t.getCellLocation(o).column;e.change(e=>{const n=i.last-i.first+1;t.removeRows(r,{at:i.first,rows:n});const o=function(e,t,n,i){const o=e.getChild(Math.min(t,i-1));let r=o.getChild(0),s=0;for(const e of o.getChildren()){if(s>n)return r;r=e,s+=parseInt(e.getAttribute("colspan")||1)}return r}(r,i.first,s,t.getRows(r));e.setSelection(e.createPositionAt(o,0))})}}class jf extends Ze{refresh(){const e=uf(this.editor.model.document.selection),t=e[0];if(t){const n=t.findAncestor("table"),i=this.editor.plugins.get("TableUtils").getColumns(n),{first:o,last:r}=hf(e);this.isEnabled=r-o<i-1}else this.isEnabled=!1}execute(){const[e,t]=function(e){const t=uf(e),n=t[0],i=t.pop(),o=[n,i];return n.isBefore(i)?o:o.reverse()}(this.editor.model.document.selection),n=e.parent.parent,i=[...new Gh(n)],o={first:i.find(t=>t.cell===e).column,last:i.find(e=>e.cell===t).column},r=function(e,t,n,i){return parseInt(n.getAttribute("colspan")||1)>1?n:t.previousSibling||n.nextSibling?n.nextSibling||t.previousSibling:i.first?e.reverse().find(({column:e})=>e<i.first).cell:e.reverse().find(({column:e})=>e>i.last).cell}(i,e,t,o);this.editor.model.change(e=>{const t=o.last-o.first+1;this.editor.plugins.get("TableUtils").removeColumns(n,{at:o.first,columns:t}),e.setSelection(e.createPositionAt(r,0))})}}class zf extends Ze{refresh(){const e=uf(this.editor.model.document.selection),t=e.length>0;this.isEnabled=t,this.value=t&&e.every(e=>this._isInHeading(e,e.parent.parent))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.model,n=uf(t.document.selection),i=n[0].findAncestor("table"),{first:o,last:r}=df(n),s=this.value?o:r+1,a=i.getAttribute("headingRows")||0;t.change(e=>{if(s){const t=yf(i,s,s>a?a:0);for(const{cell:n}of t)xf(n,s,e)}Hh("headingRows",s,i,e,0)})}_isInHeading(e,t){const n=parseInt(t.getAttribute("headingRows")||0);return!!n&&e.parent.index<n}}class Lf extends Ze{refresh(){const e=uf(this.editor.model.document.selection),t=this.editor.plugins.get("TableUtils"),n=e.length>0;this.isEnabled=n,this.value=n&&e.every(e=>Wh(t,e))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.model,n=uf(t.document.selection),i=n[0].findAncestor("table"),{first:o,last:r}=hf(n),s=this.value?o:r+1;t.change(e=>{if(s){const t=Af(i,s);for(const{cell:n,column:i}of t)Cf(n,i,s,e)}Hh("headingColumns",s,i,e,0)})}}class Df extends Qe{static get pluginName(){return"TableUtils"}init(){this.decorate("insertColumns"),this.decorate("insertRows")}getCellLocation(e){const t=e.parent,n=t.parent,i=n.getChildIndex(t),o=new Gh(n,{row:i});for(const{cell:t,row:n,column:i}of o)if(t===e)return{row:n,column:i}}createTable(e,t){const n=e.createElement("table"),i=parseInt(t.rows)||2,o=parseInt(t.columns)||2;return Vf(e,n,0,i,o),t.headingRows&&Hh("headingRows",Math.min(t.headingRows,i),n,e,0),t.headingColumns&&Hh("headingColumns",Math.min(t.headingColumns,o),n,e,0),n}insertRows(e,t={}){const n=this.editor.model,i=t.at||0,o=t.rows||1,r=void 0!==t.copyStructureFromAbove,s=t.copyStructureFromAbove?i-1:i,a=this.getRows(e),l=this.getColumns(e);if(i>a)throw new c.a("tableutils-insertrows-insert-out-of-range",this,{options:t});n.change(t=>{const n=e.getAttribute("headingRows")||0;if(n>i&&Hh("headingRows",n+o,e,t,0),!r&&(0===i||i===a))return void Vf(t,e,i,o,l);const c=r?Math.max(i,s):i,u=new Gh(e,{endRow:c}),d=new Array(l).fill(1);for(const{row:e,column:n,cellHeight:a,cellWidth:c,cell:l}of u){const u=e+a-1,h=e<=s&&s<=u;e<i&&i<=u?(t.setAttribute("rowspan",a+o,l),d[n]=-c):r&&h&&(d[n]=c)}for(let n=0;n<o;n++){const n=t.createElement("tableRow");t.insert(n,e,i);for(let e=0;e<d.length;e++){const i=d[e],o=t.createPositionAt(n,"end");i>0&&Uh(t,o,i>1?{colspan:i}:null),e+=Math.abs(i)-1}}})}insertColumns(e,t={}){const n=this.editor.model,i=t.at||0,o=t.columns||1;n.change(t=>{const n=e.getAttribute("headingColumns");i<n&&t.setAttribute("headingColumns",n+o,e);const r=this.getColumns(e);if(0===i||r===i){for(const n of e.getChildren())n.is("element","tableRow")&&Bf(o,t,t.createPositionAt(n,i?"end":0));return}const s=new Gh(e,{column:i,includeAllSlots:!0});for(const e of s){const{row:n,cell:r,cellAnchorColumn:a,cellAnchorRow:c,cellWidth:l,cellHeight:u}=e;if(a<i){t.setAttribute("colspan",l+o,r);const e=c+u-1;for(let t=n;t<=e;t++)s.skipRow(t)}else Bf(o,t,e.getPositionBefore())}})}removeRows(e,t){const n=this.editor.model,i=t.rows||1,o=this.getRows(e),r=t.at,s=r+i-1;if(s>o-1)throw new c.a("tableutils-removerows-row-index-out-of-range",this,{table:e,options:t});n.change(t=>{const{cellsToMove:n,cellsToTrim:i}=function(e,t,n){const i=new Map,o=[];for(const{row:r,column:s,cellHeight:a,cell:c}of new Gh(e,{endRow:n})){const e=r+a-1;if(r>=t&&r<=n&&e>n){const e=a-(n-r+1);i.set(s,{cell:c,rowspan:e})}if(r<t&&e>=t){let i;i=e>=n?n-t+1:e-t+1,o.push({cell:c,rowspan:a-i})}}return{cellsToMove:i,cellsToTrim:o}}(e,r,s);if(n.size){!function(e,t,n,i){const o=[...new Gh(e,{includeAllSlots:!0,row:t})],r=e.getChild(t);let s;for(const{column:e,cell:t,isAnchor:a}of o)if(n.has(e)){const{cell:t,rowspan:o}=n.get(e),a=s?i.createPositionAfter(s):i.createPositionAt(r,0);i.move(i.createRangeOn(t),a),Hh("rowspan",o,t,i),s=t}else a&&(s=t)}(e,s+1,n,t)}for(let n=s;n>=r;n--)t.remove(e.getChild(n));for(const{rowspan:e,cell:n}of i)Hh("rowspan",e,n,t);!function(e,t,n,i){const o=e.getAttribute("headingRows")||0;if(t<o){Hh("headingRows",n<o?o-(n-t+1):t,e,i,0)}}(e,r,s,t),Tf(e,this)||Sf(e,this)})}removeColumns(e,t){const n=this.editor.model,i=t.at,o=t.columns||1,r=t.at+o-1;n.change(t=>{!function(e,t,n){const i=e.getAttribute("headingColumns")||0;if(i&&t.first<i){const o=Math.min(i-1,t.last)-t.first+1;n.setAttribute("headingColumns",i-o,e)}}(e,{first:i,last:r},t);for(let n=r;n>=i;n--)for(const{cell:i,column:o,cellWidth:r}of[...new Gh(e)])o<=n&&r>1&&o+r>n?Hh("colspan",r-1,i,t):o===n&&t.remove(i);Sf(e,this)||Tf(e,this)})}splitCellVertically(e,t=2){const n=this.editor.model,i=e.parent.parent,o=parseInt(e.getAttribute("rowspan")||1),r=parseInt(e.getAttribute("colspan")||1);n.change(n=>{if(r>1){const{newCellsSpan:i,updatedSpan:s}=Ff(r,t);Hh("colspan",s,e,n);const a={};i>1&&(a.colspan=i),o>1&&(a.rowspan=o);Bf(r>t?t-1:r-1,n,n.createPositionAfter(e),a)}if(r<t){const s=t-r,a=[...new Gh(i)],{column:c}=a.find(({cell:t})=>t===e),l=a.filter(({cell:t,cellWidth:n,column:i})=>t!==e&&i===c||i<c&&i+n>c);for(const{cell:e,cellWidth:t}of l)n.setAttribute("colspan",t+s,e);const u={};o>1&&(u.rowspan=o),Bf(s,n,n.createPositionAfter(e),u);const d=i.getAttribute("headingColumns")||0;d>c&&Hh("headingColumns",d+s,i,n)}})}splitCellHorizontally(e,t=2){const n=this.editor.model,i=e.parent,o=i.parent,r=o.getChildIndex(i),s=parseInt(e.getAttribute("rowspan")||1),a=parseInt(e.getAttribute("colspan")||1);n.change(n=>{if(s>1){const i=[...new Gh(o,{startRow:r,endRow:r+s-1,includeAllSlots:!0})],{newCellsSpan:c,updatedSpan:l}=Ff(s,t);Hh("rowspan",l,e,n);const{column:u}=i.find(({cell:t})=>t===e),d={};c>1&&(d.rowspan=c),a>1&&(d.colspan=a);for(const e of i){const{column:t,row:i}=e,o=t===u,s=(i+r+l)%c==0;i>=r+l&&o&&s&&Bf(1,n,e.getPositionBefore(),d)}}if(s<t){const i=t-s,c=[...new Gh(o,{startRow:0,endRow:r})];for(const{cell:t,cellHeight:o,row:s}of c)if(t!==e&&s+o>r){const e=o+i;n.setAttribute("rowspan",e,t)}const l={};a>1&&(l.colspan=a),Vf(n,o,r+1,i,1,l);const u=o.getAttribute("headingRows")||0;u>r&&Hh("headingRows",u+i,o,n)}})}getColumns(e){return[...e.getChild(0).getChildren()].reduce((e,t)=>e+parseInt(t.getAttribute("colspan")||1),0)}getRows(e){return Array.from(e.getChildren()).reduce((e,t)=>t.is("element","tableRow")?e+1:e,0)}}function Vf(e,t,n,i,o,r={}){for(let s=0;s<i;s++){const i=e.createElement("tableRow");e.insert(i,t,n),Bf(o,e,e.createPositionAt(i,"end"),r)}}function Bf(e,t,n,i={}){for(let o=0;o<e;o++)Uh(t,n,i)}function Ff(e,t){if(e<t)return{newCellsSpan:1,updatedSpan:1};const n=Math.floor(e/t);return{newCellsSpan:n,updatedSpan:e-n*t+n}}class Hf extends Ze{refresh(){const e=cf(this.editor.model.document.selection);this.isEnabled=ff(e,this.editor.plugins.get(Df))}execute(){const e=this.editor.model,t=this.editor.plugins.get(Df);e.change(n=>{const i=cf(e.document.selection),o=i.shift(),{mergeWidth:r,mergeHeight:s}=function(e,t,n){let i=0,o=0;for(const e of t){const{row:t,column:r}=n.getCellLocation(e);i=qf(e,r,i,"colspan"),o=qf(e,t,o,"rowspan")}const{row:r,column:s}=n.getCellLocation(e);return{mergeWidth:i-s,mergeHeight:o-r}}(o,i,t);Hh("colspan",r,o,n),Hh("rowspan",s,o,n);for(const e of i)Uf(e,o,n);Pf(o.findAncestor("table"),t),n.setSelection(o,"in")})}}function Uf(e,t,n){Wf(e)||(Wf(t)&&n.remove(n.createRangeIn(t)),n.move(n.createRangeIn(e),n.createPositionAt(t,"end"))),n.remove(e)}function Wf(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}function qf(e,t,n,i){const o=parseInt(e.getAttribute(i)||1);return Math.max(n,t+o)}class $f extends Ze{refresh(){const e=uf(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model,t=uf(e.document.selection),n=df(t),i=t[0].findAncestor("table"),o=[];for(let t=n.first;t<=n.last;t++)for(const n of i.getChild(t).getChildren())o.push(e.createRangeOn(n));e.change(e=>{e.setSelection(o)})}}class Yf extends Ze{refresh(){const e=uf(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model,t=uf(e.document.selection),n=t[0],i=t.pop(),o=n.findAncestor("table"),r=this.editor.plugins.get("TableUtils"),s=r.getCellLocation(n),a=r.getCellLocation(i),c=Math.min(s.column,a.column),l=Math.max(s.column,a.column),u=[];for(const t of new Gh(o,{startColumn:c,endColumn:l}))u.push(e.createRangeOn(t.cell));e.change(e=>{e.setSelection(u)})}}function Gf(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.differ.getChanges();let i=!1;const o=new Set;for(const t of n){let n;"table"==t.name&&"insert"==t.type&&(n=t.position.nodeAfter),"tableRow"!=t.name&&"tableCell"!=t.name||(n=t.position.findAncestor("table")),Jf(t)&&(n=t.range.start.findAncestor("table")),n&&!o.has(n)&&(i=Kf(n,e)||i,i=Qf(n,e)||i,o.add(n))}return i}(t,e))}function Kf(e,t){let n=!1;const i=function(e){const t=parseInt(e.getAttribute("headingRows")||0),n=Array.from(e.getChildren()).reduce((e,t)=>t.is("element","tableRow")?e+1:e,0),i=[];for(const{row:o,cell:r,cellHeight:s}of new Gh(e)){if(s<2)continue;const e=o<t?t:n;if(o+s>e){const t=e-o;i.push({cell:r,rowspan:t})}}return i}(e);if(i.length){n=!0;for(const e of i)Hh("rowspan",e.rowspan,e.cell,t,1)}return n}function Qf(e,t){let n=!1;const i=function(e){const t=new Array(e.childCount).fill(0);for(const{rowIndex:n}of new Gh(e,{includeAllSlots:!0}))t[n]++;return t}(e),o=[];for(const[t,n]of i.entries())!n&&e.getChild(t).is("element","tableRow")&&o.push(t);if(o.length){n=!0;for(const n of o.reverse())t.remove(e.getChild(n)),i.splice(n,1)}const r=i.filter((t,n)=>e.getChild(n).is("element","tableRow")),s=r[0];if(!r.every(e=>e===s)){const i=r.reduce((e,t)=>t>e?t:e,0);for(const[o,s]of r.entries()){const r=i-s;if(r){for(let n=0;n<r;n++)Uh(t,t.createPositionAt(e.getChild(o),"end"));n=!0}}}return n}function Jf(e){const t="attribute"===e.type,n=e.attributeKey;return t&&("headingRows"===n||"colspan"===n||"rowspan"===n)}function Zf(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.differ.getChanges();let i=!1;for(const t of n)"insert"==t.type&&"table"==t.name&&(i=Xf(t.position.nodeAfter,e)||i),"insert"==t.type&&"tableRow"==t.name&&(i=ep(t.position.nodeAfter,e)||i),"insert"==t.type&&"tableCell"==t.name&&(i=tp(t.position.nodeAfter,e)||i),np(t)&&(i=tp(t.position.parent,e)||i);return i}(t,e))}function Xf(e,t){let n=!1;for(const i of e.getChildren())i.is("element","tableRow")&&(n=ep(i,t)||n);return n}function ep(e,t){let n=!1;for(const i of e.getChildren())n=tp(i,t)||n;return n}function tp(e,t){if(0==e.childCount)return t.insertElement("paragraph",e),!0;const n=Array.from(e.getChildren()).filter(e=>e.is("$text"));for(const e of n)t.wrap(t.createRangeOn(e),"paragraph");return!!n.length}function np(e){return!(!e.position||!e.position.parent.is("element","tableCell"))&&("insert"==e.type&&"$text"==e.name||"remove"==e.type)}function ip(e,t){e.document.registerPostFixer(()=>function(e,t){const n=new Set;for(const t of e.getChanges()){const e="attribute"==t.type?t.range.start.parent:t.position.parent;e.is("element","tableCell")&&n.add(e)}for(const i of n.values())for(const n of[...i.getChildren()].filter(e=>op(e,t)))e.refreshItem(n);return!1}(e.document.differ,t))}function op(e,t){if(!e.is("element","paragraph"))return!1;const n=t.toViewElement(e);return!!n&&Zh(e)!==n.is("element","span")}function rp(e){e.document.registerPostFixer(()=>function(e){const t=e.document.differ,n=new Set;for(const e of t.getChanges()){if("attribute"!=e.type)continue;const t=e.range.start.nodeAfter;t&&t.is("element","table")&&"headingRows"==e.attributeKey&&n.add(t)}if(n.size){for(const e of n.values())t.refreshItem(e);return!0}return!1}(e))}n(95);class sp extends Qe{static get pluginName(){return"TableEditing"}init(){const e=this.editor,t=e.model,n=t.schema,i=e.conversion;n.register("table",{allowWhere:"$block",allowAttributes:["headingRows","headingColumns"],isObject:!0,isBlock:!0}),n.register("tableRow",{allowIn:"table",isLimit:!0}),n.register("tableCell",{allowIn:"tableRow",allowChildren:"$block",allowAttributes:["colspan","rowspan"],isLimit:!0,isSelectable:!0}),i.for("upcast").add(e=>{e.on("element:figure",(e,t,n)=>{if(!n.consumable.test(t.viewItem,{name:!0,classes:"table"}))return;const i=function(e){for(const t of e.getChildren())if(t.is("element","table"))return t}(t.viewItem);if(!i||!n.consumable.test(i,{name:!0}))return;const o=Rs(n.convertItem(i,t.modelCursor).modelRange.getItems());o&&(n.convertChildren(t.viewItem,n.writer.createPositionAt(o,"end")),n.updateConversionResult(o,t))})}),i.for("upcast").add(qh()),i.for("editingDowncast").add(Qh({asWidget:!0})),i.for("dataDowncast").add(Qh()),i.for("upcast").elementToElement({model:"tableRow",view:"tr"}),i.for("upcast").add(e=>{e.on("element:tr",(e,t)=>{t.viewItem.isEmpty&&0==t.modelCursor.index&&e.stop()},{priority:"high"})}),i.for("editingDowncast").add(e=>e.on("insert:tableRow",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(i,"insert"))return;const o=i.parent,r=function(e){for(const t of e.getChildren())if("table"===t.name)return t}(n.mapper.toViewElement(o)),s=o.getChildIndex(i),a=new Gh(o,{row:s}),c={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0},l=new Map;for(const e of a){const t=l.get(s)||tf(r,i,s,c,n);l.set(s,t),n.consumable.consume(e.cell,"insert"),ef(e,c,n.writer.createPositionAt(t,"end"),n,{asWidget:!0})}})),i.for("editingDowncast").add(e=>e.on("remove:tableRow",(e,t,n)=>{e.stop();const i=n.writer,o=n.mapper,r=o.toViewPosition(t.position).getLastMatchingPosition(e=>!e.item.is("element","tr")).nodeAfter,s=r.parent.parent,a=i.createRangeOn(r),c=i.remove(a);for(const e of i.createRangeIn(c).getItems())o.unbindViewElement(e);rf("thead",s,n),rf("tbody",s,n)},{priority:"higher"})),i.for("upcast").elementToElement({model:"tableCell",view:"td"}),i.for("upcast").elementToElement({model:"tableCell",view:"th"}),i.for("upcast").add($h("td")),i.for("upcast").add($h("th")),i.for("editingDowncast").add(e=>e.on("insert:tableCell",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(i,"insert"))return;const o=i.parent,r=o.parent,s=r.getChildIndex(o),a=new Gh(r,{row:s}),c={headingRows:r.getAttribute("headingRows")||0,headingColumns:r.getAttribute("headingColumns")||0};for(const e of a)if(e.cell===i){const t=n.mapper.toViewElement(o);return void ef(e,c,n.writer.createPositionAt(t,o.getChildIndex(i)),n,{asWidget:!0})}})),i.for("editingDowncast").elementToElement({model:"paragraph",view:Jh,converterPriority:"high"}),i.for("downcast").attributeToAttribute({model:"colspan",view:"colspan"}),i.for("upcast").attributeToAttribute({model:{key:"colspan",value:ap("colspan")},view:"colspan"}),i.for("downcast").attributeToAttribute({model:"rowspan",view:"rowspan"}),i.for("upcast").attributeToAttribute({model:{key:"rowspan",value:ap("rowspan")},view:"rowspan"}),i.for("editingDowncast").add(e=>e.on("attribute:headingColumns:table",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(t.item,e.name))return;const o={headingRows:i.getAttribute("headingRows")||0,headingColumns:i.getAttribute("headingColumns")||0},r=t.attributeOldValue,s=t.attributeNewValue,a=(r>s?r:s)-1;for(const e of new Gh(i,{endColumn:a}))Xh(e,o,n)})),e.data.mapper.on("modelToViewPosition",(e,t)=>{const n=t.modelPosition.parent,i=t.modelPosition.nodeBefore;if(!n.is("element","tableCell"))return;if(!i||!i.is("element","paragraph"))return;const o=t.mapper.toViewElement(i),r=t.mapper.toViewElement(n);o===r&&(t.viewPosition=t.mapper.findPositionIn(r,i.maxOffset))}),e.config.define("table.defaultHeadings.rows",0),e.config.define("table.defaultHeadings.columns",0),e.commands.add("insertTable",new af(e)),e.commands.add("insertTableRowAbove",new wf(e,{order:"above"})),e.commands.add("insertTableRowBelow",new wf(e,{order:"below"})),e.commands.add("insertTableColumnLeft",new vf(e,{order:"left"})),e.commands.add("insertTableColumnRight",new vf(e,{order:"right"})),e.commands.add("removeTableRow",new Nf(e)),e.commands.add("removeTableColumn",new jf(e)),e.commands.add("splitTableCellVertically",new kf(e,{direction:"vertically"})),e.commands.add("splitTableCellHorizontally",new kf(e,{direction:"horizontally"})),e.commands.add("mergeTableCells",new Hf(e)),e.commands.add("mergeTableCellRight",new Of(e,{direction:"right"})),e.commands.add("mergeTableCellLeft",new Of(e,{direction:"left"})),e.commands.add("mergeTableCellDown",new Of(e,{direction:"down"})),e.commands.add("mergeTableCellUp",new Of(e,{direction:"up"})),e.commands.add("setTableColumnHeader",new Lf(e)),e.commands.add("setTableRowHeader",new zf(e)),e.commands.add("selectTableRow",new $f(e)),e.commands.add("selectTableColumn",new Yf(e)),rp(t),Gf(t),ip(t,e.editing.mapper),Zf(t)}static get requires(){return[Df]}}function ap(e){return t=>{const n=parseInt(t.getAttribute(e));return Number.isNaN(n)||n<=0?null:n}}n(97);class cp extends Ol{constructor(e){super(e);const t=this.bindTemplate;this.items=this._createGridCollection(),this.set("rows",0),this.set("columns",0),this.bind("label").to(this,"columns",this,"rows",(e,t)=>`${t} × ${e}`),this.setTemplate({tag:"div",attributes:{class:["ck"]},children:[{tag:"div",attributes:{class:["ck-insert-table-dropdown__grid"]},on:{"mouseover@.ck-insert-table-dropdown-grid-box":t.to("boxover")},children:this.items},{tag:"div",attributes:{class:["ck-insert-table-dropdown__label"]},children:[{text:t.to("label")}]}],on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(()=>{this.fire("execute")})}}),this.on("boxover",(e,t)=>{const{row:n,column:i}=t.target.dataset;this.set({rows:parseInt(n),columns:parseInt(i)})}),this.on("change:columns",()=>{this._highlightGridBoxes()}),this.on("change:rows",()=>{this._highlightGridBoxes()})}focus(){}focusLast(){}_highlightGridBoxes(){const e=this.rows,t=this.columns;this.items.map((n,i)=>{const o=Math.floor(i/10)<e&&i%10<t;n.set("isOn",o)})}_createGridCollection(){const e=[];for(let t=0;t<100;t++){const n=Math.floor(t/10),i=t%10;e.push(new lp(this.locale,n+1,i+1))}return this.createCollection(e)}}class lp extends Ol{constructor(e,t,n){super(e);const i=this.bindTemplate;this.set("isOn",!1),this.setTemplate({tag:"div",attributes:{class:["ck-insert-table-dropdown-grid-box",i.if("isOn","ck-on")],"data-row":t,"data-column":n}})}}class up extends Qe{static get pluginName(){return"TableUI"}init(){const e=this.editor,t=this.editor.t,n="ltr"===e.locale.contentLanguageDirection;e.ui.componentFactory.add("insertTable",n=>{const i=e.commands.get("insertTable"),o=Tu(n);let r;return o.bind("isEnabled").to(i),o.buttonView.set({icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z"/></svg>',label:t("Insert table"),tooltip:!0}),o.on("change:isOpen",()=>{r||(r=new cp(n),o.panelView.children.add(r),r.delegate("execute").to(o),o.buttonView.on("open",()=>{r.rows=0,r.columns=0}),o.on("execute",()=>{e.execute("insertTable",{rows:r.rows,columns:r.columns}),e.editing.view.focus()}))}),o}),e.ui.componentFactory.add("tableColumn",e=>{const i=[{type:"switchbutton",model:{commandName:"setTableColumnHeader",label:t("Header column"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:n?"insertTableColumnLeft":"insertTableColumnRight",label:t("Insert column left")}},{type:"button",model:{commandName:n?"insertTableColumnRight":"insertTableColumnLeft",label:t("Insert column right")}},{type:"button",model:{commandName:"removeTableColumn",label:t("Delete column")}},{type:"button",model:{commandName:"selectTableColumn",label:t("Select column")}}];return this._prepareDropdown(t("Column"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M18 7v1H2V7h16zm0 5v1H2v-1h16z" opacity=".6"/><path d="M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z"/></svg>',i,e)}),e.ui.componentFactory.add("tableRow",e=>{const n=[{type:"switchbutton",model:{commandName:"setTableRowHeader",label:t("Header row"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:"insertTableRowAbove",label:t("Insert row above")}},{type:"button",model:{commandName:"insertTableRowBelow",label:t("Insert row below")}},{type:"button",model:{commandName:"removeTableRow",label:t("Delete row")}},{type:"button",model:{commandName:"selectTableRow",label:t("Select row")}}];return this._prepareDropdown(t("Row"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v16h-1V2z" opacity=".6"/><path d="M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z"/></svg>',n,e)}),e.ui.componentFactory.add("mergeTableCells",e=>{const i=[{type:"button",model:{commandName:"mergeTableCellUp",label:t("Merge cell up")}},{type:"button",model:{commandName:n?"mergeTableCellRight":"mergeTableCellLeft",label:t("Merge cell right")}},{type:"button",model:{commandName:"mergeTableCellDown",label:t("Merge cell down")}},{type:"button",model:{commandName:n?"mergeTableCellLeft":"mergeTableCellRight",label:t("Merge cell left")}},{type:"separator"},{type:"button",model:{commandName:"splitTableCellVertically",label:t("Split cell vertically")}},{type:"button",model:{commandName:"splitTableCellHorizontally",label:t("Split cell horizontally")}}];return this._prepareMergeSplitButtonDropdown(t("Merge cells"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z" opacity=".6"/><path d="M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z"/></svg>',i,e)})}_prepareDropdown(e,t,n,i){const o=this.editor,r=Tu(i),s=this._fillDropdownWithListOptions(r,n);return r.buttonView.set({label:e,icon:t,tooltip:!0}),r.bind("isEnabled").toMany(s,"isEnabled",(...e)=>e.some(e=>e)),this.listenTo(r,"execute",e=>{o.execute(e.source.commandName),o.editing.view.focus()}),r}_prepareMergeSplitButtonDropdown(e,t,n,i){const o=this.editor,r=Tu(i,uu),s=o.commands.get("mergeTableCells"),a=this._fillDropdownWithListOptions(r,n);return r.buttonView.set({label:e,icon:t,tooltip:!0,isEnabled:!0}),r.bind("isEnabled").toMany([s,...a],"isEnabled",(...e)=>e.some(e=>e)),this.listenTo(r.buttonView,"execute",()=>{o.execute("mergeTableCells"),o.editing.view.focus()}),this.listenTo(r,"execute",e=>{o.execute(e.source.commandName),o.editing.view.focus()}),r}_fillDropdownWithListOptions(e,t){const n=this.editor,i=[],o=new Xn;for(const e of t)dp(e,n,i,o);return Pu(e,o,n.ui.componentFactory),i}}function dp(e,t,n,i){const o=e.model=new Vu(e.model),{commandName:r,bindIsOn:s}=e.model;if("button"===e.type||"switchbutton"===e.type){const e=t.commands.get(r);n.push(e),o.set({commandName:r}),o.bind("isEnabled").to(e),s&&o.bind("isOn").to(e,"value")}o.set({withText:!0}),i.add(e)}n(99);class hp extends Qe{static get pluginName(){return"TableSelection"}static get requires(){return[Df]}init(){const e=this.editor.model;this.listenTo(e,"deleteContent",(e,t)=>this._handleDeleteContent(e,t),{priority:"high"}),this._defineSelectionConverter(),this._enablePluginDisabling()}getSelectedTableCells(){const e=cf(this.editor.model.document.selection);return 0==e.length?null:e}getSelectionAsFragment(){const e=this.getSelectedTableCells();return e?this.editor.model.change(t=>{const n=t.createDocumentFragment(),i=this.editor.plugins.get("TableUtils"),{first:o,last:r}=hf(e),{first:s,last:a}=df(e),c=e[0].findAncestor("table");let l=a,u=r;if(ff(e,i)){const e={firstColumn:o,lastColumn:r,firstRow:s,lastRow:a};l=If(c,e),u=Mf(c,e)}const d=_f(c,{startRow:s,startColumn:o,endRow:l,endColumn:u},t);return t.insert(d,n,0),n}):null}setCellSelection(e,t){const n=this._getCellsToSelect(e,t);this.editor.model.change(e=>{e.setSelection(n.cells.map(t=>e.createRangeOn(t)),{backward:n.backward})})}getFocusCell(){const e=[...this.editor.model.document.selection.getRanges()].pop().getContainedElement();return e&&e.is("element","tableCell")?e:null}getAnchorCell(){const e=Rs(this.editor.model.document.selection.getRanges()).getContainedElement();return e&&e.is("element","tableCell")?e:null}_defineSelectionConverter(){const e=this.editor,t=new Set;e.conversion.for("editingDowncast").add(e=>e.on("selection",(e,n,i)=>{const o=i.writer;!function(e){for(const n of t)e.removeClass("ck-editor__editable_selected",n);t.clear()}(o);const r=this.getSelectedTableCells();if(!r)return;for(const e of r){const n=i.mapper.toViewElement(e);o.addClass("ck-editor__editable_selected",n),t.add(n)}const s=i.mapper.toViewElement(r[r.length-1]);o.setSelection(s,0)},{priority:"lowest"}))}_enablePluginDisabling(){const e=this.editor;this.on("change:isEnabled",()=>{if(!this.isEnabled){const t=this.getSelectedTableCells();if(!t)return;e.model.change(n=>{const i=n.createPositionAt(t[0],0),o=e.model.schema.getNearestSelectionRange(i);n.setSelection(o)})}})}_handleDeleteContent(e,t){const[n,i]=t,o=this.editor.model,r=!i||"backward"==i.direction,s=cf(n);s.length&&(e.stop(),o.change(e=>{const t=s[r?s.length-1:0];o.change(e=>{for(const t of s)o.deleteContent(e.createSelection(t,"in"))});const i=o.schema.getNearestSelectionRange(e.createPositionAt(t,0));n.is("documentSelection")?e.setSelection(i):n.setTo(i)}))}_getCellsToSelect(e,t){const n=this.editor.plugins.get("TableUtils"),i=n.getCellLocation(e),o=n.getCellLocation(t),r=Math.min(i.row,o.row),s=Math.max(i.row,o.row),a=Math.min(i.column,o.column),c=Math.max(i.column,o.column),l=new Array(s-r+1).fill(null).map(()=>[]),u={startRow:r,endRow:s,startColumn:a,endColumn:c};for(const{row:t,cell:n}of new Gh(e.findAncestor("table"),u))l[t-r].push(n);const d=o.row<i.row,h=o.column<i.column;return d&&l.reverse(),h&&l.forEach(e=>e.reverse()),{cells:l.flat(),backward:d||h}}}class fp extends Qe{static get pluginName(){return"TableClipboard"}static get requires(){return[hp,Df]}init(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"copy",(e,t)=>this._onCopyCut(e,t)),this.listenTo(t,"cut",(e,t)=>this._onCopyCut(e,t)),this.listenTo(e.model,"insertContent",(e,t)=>this._onInsertContent(e,...t),{priority:"high"}),this.decorate("_replaceTableSlotCell")}_onCopyCut(e,t){const n=this.editor.plugins.get(hp);if(!n.getSelectedTableCells())return;if("cut"==e.name&&this.editor.isReadOnly)return;t.preventDefault(),e.stop();const i=this.editor.data,o=this.editor.editing.view.document,r=i.toView(n.getSelectionAsFragment());o.fire("clipboardOutput",{dataTransfer:t.dataTransfer,content:r,method:e.name})}_onInsertContent(e,t,n){if(n&&!n.is("documentSelection"))return;const i=this.editor.model,o=this.editor.plugins.get(Df);let r=function(e,t){if(!e.is("documentFragment")&&!e.is("element"))return null;if(e.is("element","table"))return e;if(1==e.childCount&&e.getChild(0).is("element","table"))return e.getChild(0);const n=t.createRangeIn(e);for(const e of n.getItems())if(e.is("element","table")){const i=t.createRange(n.start,t.createPositionBefore(e));if(t.hasContent(i,{ignoreWhitespaces:!0}))return null;const o=t.createRange(t.createPositionAfter(e),n.end);return t.hasContent(o,{ignoreWhitespaces:!0})?null:e}return null}(t,i);if(!r)return;const s=uf(i.document.selection);s.length?(e.stop(),i.change(e=>{const t={width:o.getColumns(r),height:o.getRows(r)},n=function(e,t,n,i){const o=e[0].findAncestor("table"),r=hf(e),s=df(e),a={firstColumn:r.first,lastColumn:r.last,firstRow:s.first,lastRow:s.last},c=1===e.length;c&&(a.lastRow+=t.height-1,a.lastColumn+=t.width-1,function(e,t,n,i){const o=i.getColumns(e),r=i.getRows(e);n>o&&i.insertColumns(e,{at:o,columns:n-o});t>r&&i.insertRows(e,{at:r,rows:t-r})}(o,a.lastRow+1,a.lastColumn+1,i));c||!ff(e,i)?function(e,t,n){const{firstRow:i,lastRow:o,firstColumn:r,lastColumn:s}=t,a={first:i,last:o},c={first:r,last:s};gp(e,r,a,n),gp(e,s+1,a,n),pp(e,i,c,n),pp(e,o+1,c,n,i)}(o,a,n):(a.lastRow=If(o,a),a.lastColumn=Mf(o,a));return a}(s,t,e,o),i=n.lastRow-n.firstRow+1,a=n.lastColumn-n.firstColumn+1,c={startRow:0,startColumn:0,endRow:Math.min(i,t.height)-1,endColumn:Math.min(a,t.width)-1};r=_f(r,c,e);const l=s[0].findAncestor("table"),u=this._replaceSelectedCellsWithPasted(r,t,l,n,e);if(this.editor.plugins.get("TableSelection").isEnabled){const t=pf(u.map(t=>e.createRangeOn(t)));e.setSelection(t)}else e.setSelection(u[0],0)})):Pf(r,o)}_replaceSelectedCellsWithPasted(e,t,n,i,o){const{width:r,height:s}=t,a=function(e,t,n){const i=new Array(n).fill(null).map(()=>new Array(t).fill(null));for(const{column:t,row:n,cell:o}of new Gh(e))i[n][t]=o;return i}(e,r,s),c=[...new Gh(n,{startRow:i.firstRow,endRow:i.lastRow,startColumn:i.firstColumn,endColumn:i.lastColumn,includeAllSlots:!0})],l=[];let u;for(const e of c){const{row:t,column:n}=e;n===i.firstColumn&&(u=e.getPositionBefore());const c=t-i.firstRow,d=n-i.firstColumn,h=a[c%s][d%r],f=h?o.cloneElement(h):null,p=this._replaceTableSlotCell(e,f,u,o);p&&(Ef(p,t,n,i.lastRow,i.lastColumn,o),l.push(p),u=o.createPositionAfter(p))}const d=parseInt(n.getAttribute("headingRows")||0),h=parseInt(n.getAttribute("headingColumns")||0),f=i.firstRow<d&&d<=i.lastRow,p=i.firstColumn<h&&h<=i.lastColumn;if(f){const e=pp(n,d,{first:i.firstColumn,last:i.lastColumn},o,i.firstRow);l.push(...e)}if(p){const e=gp(n,h,{first:i.firstRow,last:i.lastRow},o);l.push(...e)}return l}_replaceTableSlotCell(e,t,n,i){const{cell:o,isAnchor:r}=e;return r&&i.remove(o),t?(i.insert(t,n),t):null}}function pp(e,t,n,i,o=0){if(t<1)return;return yf(e,t,o).filter(({column:e,cellWidth:t})=>mp(e,t,n)).map(({cell:e})=>xf(e,t,i))}function gp(e,t,n,i){if(t<1)return;return Af(e,t).filter(({row:e,cellHeight:t})=>mp(e,t,n)).map(({cell:e,column:n})=>Cf(e,n,t,i))}function mp(e,t,n){const i=e+t-1,{first:o,last:r}=n;return e>=o&&e<=r||e<o&&i>=o}class bp extends Qe{static get pluginName(){return"TableKeyboard"}static get requires(){return[hp]}init(){const e=this.editor.editing.view.document;this.editor.keystrokes.set("Tab",(...e)=>this._handleTabOnSelectedTable(...e),{priority:"low"}),this.editor.keystrokes.set("Tab",this._getTabHandler(!0),{priority:"low"}),this.editor.keystrokes.set("Shift+Tab",this._getTabHandler(!1),{priority:"low"}),this.listenTo(e,"arrowKey",(...e)=>this._onArrowKey(...e),{context:"table"})}_handleTabOnSelectedTable(e,t){const n=this.editor,i=n.model.document.selection.getSelectedElement();i&&i.is("element","table")&&(t(),n.model.change(e=>{e.setSelection(e.createRangeIn(i.getChild(0).getChild(0)))}))}_getTabHandler(e){const t=this.editor;return(n,i)=>{let o=lf(t.model.document.selection)[0];if(o||(o=this.editor.plugins.get("TableSelection").getFocusCell()),!o)return;i();const r=o.parent,s=r.parent,a=s.getChildIndex(r),c=r.getChildIndex(o),l=0===c;if(!e&&l&&0===a)return void t.model.change(e=>{e.setSelection(e.createRangeOn(s))});const u=this.editor.plugins.get("TableUtils"),d=c===r.childCount-1,h=a===u.getRows(s)-1;if(e&&h&&d&&(t.execute("insertTableRowBelow"),a===u.getRows(s)-1))return void t.model.change(e=>{e.setSelection(e.createRangeOn(s))});let f;if(e&&d){const e=s.getChild(a+1);f=e.getChild(0)}else if(!e&&l){const e=s.getChild(a-1);f=e.getChild(e.childCount-1)}else f=r.getChild(c+(e?1:-1));t.model.change(e=>{e.setSelection(e.createRangeIn(f))})}}_onArrowKey(e,t){const n=this.editor,i=Lo(t.keyCode,n.locale.contentLanguageDirection);this._handleArrowKeys(i,t.shiftKey)&&(t.preventDefault(),t.stopPropagation(),e.stop())}_handleArrowKeys(e,t){const n=this.editor.model.document.selection,i=["right","down"].includes(e),o=cf(n);if(o.length){let n;return n=t?this.editor.plugins.get("TableSelection").getFocusCell():i?o[o.length-1]:o[0],this._navigateFromCellInDirection(n,e,t),!0}const r=n.focus.findAncestor("tableCell");return!!r&&(!(t&&!n.isCollapsed&&n.isBackward==i)&&(!!this._isSelectionAtCellEdge(n,r,i)&&(this._navigateFromCellInDirection(r,e,t),!0)))}_isSelectionAtCellEdge(e,t,n){const i=this.editor.model,o=this.editor.model.schema,r=n?e.getLastPosition():e.getFirstPosition();if(!o.getLimitElement(r).is("element","tableCell")){return i.createPositionAt(t,n?"end":0).isTouching(r)}const s=i.createSelection(r);return i.modifySelection(s,{direction:n?"forward":"backward"}),r.isEqual(s.focus)}_navigateFromCellInDirection(e,t,n=!1){const i=this.editor.model,o=e.findAncestor("table"),r=[...new Gh(o,{includeAllSlots:!0})],{row:s,column:a}=r[r.length-1],c=r.find(({cell:t})=>t==e);let{row:l,column:u}=c;switch(t){case"left":u--;break;case"up":l--;break;case"right":u+=c.cellWidth;break;case"down":l+=c.cellHeight}if(l<0||l>s||u<0&&l<=0||u>a&&l>=s)return void i.change(e=>{e.setSelection(e.createRangeOn(o))});u<0?(u=n?0:a,l--):u>a&&(u=n?a:0,l++);const d=r.find(e=>e.row==l&&e.column==u).cell,h=["right","down"].includes(t),f=this.editor.plugins.get("TableSelection");if(n&&f.isEnabled){const t=f.getAnchorCell()||e;f.setCellSelection(t,d)}else{const e=i.createPositionAt(d,h?0:"end");i.change(t=>{t.setSelection(e)})}}}class wp extends ts{constructor(e){super(e),this.domEventType=["mousemove","mouseleave"]}onDomEvent(e){this.fire(e.type,e)}}class vp extends Qe{static get pluginName(){return"TableMouse"}static get requires(){return[hp]}init(){this.editor.editing.view.addObserver(wp),this._enableShiftClickSelection(),this._enableMouseDragSelection()}_enableShiftClickSelection(){const e=this.editor;let t=!1;const n=e.plugins.get(hp);this.listenTo(e.editing.view.document,"mousedown",(i,o)=>{if(!this.isEnabled||!n.isEnabled)return;if(!o.domEvent.shiftKey)return;const r=n.getAnchorCell()||lf(e.model.document.selection)[0];if(!r)return;const s=this._getModelTableCellFromDomEvent(o);s&&kp(r,s)&&(t=!0,n.setCellSelection(r,s),o.preventDefault())}),this.listenTo(e.editing.view.document,"mouseup",()=>{t=!1}),this.listenTo(e.editing.view.document,"selectionChange",e=>{t&&e.stop()},{priority:"highest"})}_enableMouseDragSelection(){const e=this.editor;let t,n,i=!1,o=!1;const r=e.plugins.get(hp);this.listenTo(e.editing.view.document,"mousedown",(e,n)=>{this.isEnabled&&r.isEnabled&&(n.domEvent.shiftKey||n.domEvent.ctrlKey||n.domEvent.altKey||(t=this._getModelTableCellFromDomEvent(n)))}),this.listenTo(e.editing.view.document,"mousemove",(e,s)=>{if(!s.domEvent.buttons)return;if(!t)return;const a=this._getModelTableCellFromDomEvent(s);a&&kp(t,a)&&(n=a,i||n==t||(i=!0)),i&&(o=!0,r.setCellSelection(t,n),s.preventDefault())}),this.listenTo(e.editing.view.document,"mouseup",()=>{i=!1,o=!1,t=null,n=null}),this.listenTo(e.editing.view.document,"selectionChange",e=>{o&&e.stop()},{priority:"highest"})}_getModelTableCellFromDomEvent(e){const t=e.target,n=this.editor.editing.view.createPositionAt(t,0);return this.editor.editing.mapper.toModelPosition(n).parent.findAncestor("tableCell",{includeSelf:!0})}}function kp(e,t){return e.parent.parent==t.parent.parent}n(101);class _p extends Qe{static get requires(){return[sp,up,hp,vp,bp,fp,Ch]}static get pluginName(){return"Table"}}function yp(e,t,n,i){let o,r=null;"function"==typeof i?o=i:(r=e.commands.get(i),o=()=>{e.execute(i)}),e.model.document.on("change:data",(s,a)=>{if(r&&!r.isEnabled||!t.isEnabled)return;const c=Rs(e.model.document.selection.getRanges());if(!c.isCollapsed)return;if("transparent"==a.type)return;const l=Array.from(e.model.document.differ.getChanges()),u=l[0];if(1!=l.length||"insert"!==u.type||"$text"!=u.name||1!=u.length)return;const d=u.position.parent;if(d.is("element","codeBlock"))return;if(d.is("element","listItem")&&"function"!=typeof i&&!["numberedList","bulletedList","todoList"].includes(i))return;if(r&&!0===r.value)return;const h=d.getChild(0),f=e.model.createRangeOn(h);if(!f.containsRange(c)&&!c.end.isEqual(f.end))return;const p=n.exec(h.data.substr(0,c.end.offset));p&&e.model.enqueueChange(t=>{const n=t.createPositionAt(d,0),i=t.createPositionAt(d,p[0].length),r=new wa(n,i);if(!1!==o({match:p})){t.remove(r);const n=e.model.document.selection.getFirstRange(),i=t.createRangeIn(d);!d.isEmpty||i.isEqual(n)||i.containsRange(n,!0)||t.remove(d)}r.detach()})})}function xp(e,t,n,i){let o,r;n instanceof RegExp?o=n:r=n,r=r||(e=>{let t;const n=[],i=[];for(;null!==(t=o.exec(e))&&!(t&&t.length<4);){let{index:e,1:o,2:r,3:s}=t;const a=o+r+s;e+=t[0].length-a.length;const c=[e,e+o.length],l=[e+o.length+r.length,e+o.length+r.length+s.length];n.push(c),n.push(l),i.push([e+o.length,e+o.length+r.length])}return{remove:n,format:i}}),e.model.document.on("change:data",(n,o)=>{if("transparent"==o.type||!t.isEnabled)return;const s=e.model,a=s.document.selection;if(!a.isCollapsed)return;const c=Array.from(s.document.differ.getChanges()),l=c[0];if(1!=c.length||"insert"!==l.type||"$text"!=l.name||1!=l.length)return;const u=a.focus,d=u.parent,{text:h,range:f}=function(e,t){let n=e.start;return{text:Array.from(e.getItems()).reduce((e,i)=>!i.is("$text")&&!i.is("$textProxy")||i.getAttribute("code")?(n=t.createPositionAfter(i),""):e+i.data,""),range:t.createRange(n,e.end)}}(s.createRange(s.createPositionAt(d,0),u),s),p=r(h),g=Ap(f.start,p.format,s),m=Ap(f.start,p.remove,s);g.length&&m.length&&s.enqueueChange(e=>{if(!1!==i(e,g))for(const t of m.reverse())e.remove(t)})})}function Ap(e,t,n){return t.filter(e=>void 0!==e[0]&&void 0!==e[1]).map(t=>n.createRange(e.getShiftedBy(t[0]),e.getShiftedBy(t[1])))}class Cp extends Qe{static get pluginName(){return"Autoformat"}afterInit(){this._addListAutoformats(),this._addBasicStylesAutoformats(),this._addHeadingAutoformats(),this._addBlockQuoteAutoformats(),this._addCodeBlockAutoformats(),this._addHorizontalLineAutoformats()}_addListAutoformats(){const e=this.editor.commands;e.get("bulletedList")&&yp(this.editor,this,/^[*-]\s$/,"bulletedList"),e.get("numberedList")&&yp(this.editor,this,/^1[.|)]\s$/,"numberedList"),e.get("todoList")&&yp(this.editor,this,/^\[\s?\]\s$/,"todoList"),e.get("checkTodoList")&&yp(this.editor,this,/^\[\s?x\s?\]\s$/,()=>{this.editor.execute("todoList"),this.editor.execute("checkTodoList")})}_addBasicStylesAutoformats(){const e=this.editor.commands;if(e.get("bold")){const e=Ep(this.editor,"bold");xp(this.editor,this,/(?:^|\s)(\*\*)([^*]+)(\*\*)$/g,e),xp(this.editor,this,/(?:^|\s)(__)([^_]+)(__)$/g,e)}if(e.get("italic")){const e=Ep(this.editor,"italic");xp(this.editor,this,/(?:^|\s)(\*)([^*_]+)(\*)$/g,e),xp(this.editor,this,/(?:^|\s)(_)([^_]+)(_)$/g,e)}if(e.get("code")){const e=Ep(this.editor,"code");xp(this.editor,this,/(`)([^`]+)(`)$/g,e)}if(e.get("strikethrough")){const e=Ep(this.editor,"strikethrough");xp(this.editor,this,/(~~)([^~]+)(~~)$/g,e)}}_addHeadingAutoformats(){const e=this.editor.commands.get("heading");e&&e.modelElements.filter(e=>e.match(/^heading[1-6]$/)).forEach(t=>{const n=t[7],i=new RegExp(`^(#{${n}})\\s$`);yp(this.editor,this,i,()=>{if(!e.isEnabled||e.value===t)return!1;this.editor.execute("heading",{value:t})})})}_addBlockQuoteAutoformats(){this.editor.commands.get("blockQuote")&&yp(this.editor,this,/^>\s$/,"blockQuote")}_addCodeBlockAutoformats(){const e=this.editor,t=e.model.document.selection;e.commands.get("codeBlock")&&yp(e,this,/^```$/,()=>{if(t.getFirstPosition().parent.is("element","listItem"))return!1;this.editor.execute("codeBlock",{usePreviousLanguageChoice:!0})})}_addHorizontalLineAutoformats(){this.editor.commands.get("horizontalLine")&&yp(this.editor,this,/^---$/,"horizontalLine")}}function Ep(e,t){return(n,i)=>{if(!e.commands.get(t).isEnabled)return!1;const o=e.model.schema.getValidRanges(i,t);for(const e of o)n.setAttribute(t,!0,e);n.removeSelectionAttribute(t)}}class Tp{constructor(e){this.files=function(e){const t=e.files?Array.from(e.files):[],n=e.items?Array.from(e.items):[];if(t.length)return t;return n.filter(e=>"file"===e.kind).map(e=>e.getAsFile())}(e),this._native=e}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}class Sp extends ts{constructor(e){super(e);const t=this.document;function n(e){return(n,i)=>{i.preventDefault();const r=i.dropRange?[i.dropRange]:null,s=new o(t,e);t.fire(s,{dataTransfer:i.dataTransfer,method:n.name,targetRanges:r,target:i.target}),s.stop.called&&i.stopPropagation()}}this.domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"],this.listenTo(t,"paste",n("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",n("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",n("dragging"),{priority:"low"})}onDomEvent(e){const t={dataTransfer:new Tp(e.clipboardData?e.clipboardData:e.dataTransfer)};"drop"!=e.type&&"dragover"!=e.type||(t.dropRange=function(e,t){const n=t.target.ownerDocument,i=t.clientX,o=t.clientY;let r;n.caretRangeFromPoint&&n.caretRangeFromPoint(i,o)?r=n.caretRangeFromPoint(i,o):t.rangeParent&&(r=n.createRange(),r.setStart(t.rangeParent,t.rangeOffset),r.collapse(!0));if(r)return e.domConverter.domRangeToView(r);return null}(this.view,e)),this.fire(e.type,e,t)}}const Pp=["figcaption","li"];class Ip extends Qe{static get pluginName(){return"ClipboardPipeline"}init(){this.editor.editing.view.addObserver(Sp),this._setupPasteDrop(),this._setupCopyCut()}_setupPasteDrop(){const e=this.editor,t=e.model,n=e.editing.view,i=n.document;this.listenTo(i,"clipboardInput",t=>{e.isReadOnly&&t.stop()},{priority:"highest"}),this.listenTo(i,"clipboardInput",(e,t)=>{const i=t.dataTransfer;let r=t.content||"";var s;r||(i.getData("text/html")?r=function(e){return e.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,(e,t)=>1==t.length?" ":t)}(i.getData("text/html")):i.getData("text/plain")&&(((s=(s=i.getData("text/plain")).replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/\r?\n\r?\n/g,"</p><p>").replace(/\r?\n/g,"<br>").replace(/^\s/,"&nbsp;").replace(/\s$/,"&nbsp;").replace(/\s\s/g," &nbsp;")).includes("</p><p>")||s.includes("<br>"))&&(s=`<p>${s}</p>`),r=s),r=this.editor.data.htmlProcessor.toView(r));const a=new o(this,"inputTransformation");this.fire(a,{content:r,dataTransfer:i,targetRanges:t.targetRanges,method:t.method}),a.stop.called&&e.stop(),n.scrollToTheSelection()},{priority:"low"}),this.listenTo(this,"inputTransformation",(e,n)=>{if(n.content.isEmpty)return;const i=this.editor.data.toModel(n.content,"$clipboardHolder");0!=i.childCount&&(e.stop(),t.change(()=>{this.fire("contentInsertion",{content:i,method:n.method,dataTransfer:n.dataTransfer,targetRanges:n.targetRanges})}))},{priority:"low"}),this.listenTo(this,"contentInsertion",(e,n)=>{n.resultRange=t.insertContent(n.content)},{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,n=e.editing.view.document;function i(i,o){const r=o.dataTransfer;o.preventDefault();const s=e.data.toView(e.model.getSelectedContent(t.selection));n.fire("clipboardOutput",{dataTransfer:r,content:s,method:i.name})}this.listenTo(n,"copy",i,{priority:"low"}),this.listenTo(n,"cut",(t,n)=>{e.isReadOnly?n.preventDefault():i(t,n)},{priority:"low"}),this.listenTo(n,"clipboardOutput",(n,i)=>{i.content.isEmpty||(i.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(i.content)),i.dataTransfer.setData("text/plain",function e(t){let n="";if(t.is("$text")||t.is("$textProxy"))n=t.data;else if(t.is("element","img")&&t.hasAttribute("alt"))n=t.getAttribute("alt");else if(t.is("element","br"))n="\n";else{let i=null;for(const o of t.getChildren()){const t=e(o);i&&(i.is("containerElement")||o.is("containerElement"))&&(Pp.includes(i.name)||Pp.includes(o.name)?n+="\n":n+="\n\n"),n+=t,i=o}}return n}(i.content))),"cut"==i.method&&e.model.deleteContent(t.selection)},{priority:"low"})}}n(103);class Mp extends Qe{static get pluginName(){return"DragDrop"}static get requires(){return[Ip,Ch]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,this._updateDropMarkerThrottled=Rh(e=>this._updateDropMarker(e),40),this._removeDropMarkerDelayed=Np(()=>this._removeDropMarker(),40),this._clearDraggableAttributesDelayed=Np(()=>this._clearDraggableAttributes(),40),t.addObserver(Sp),t.addObserver(md),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDropMarker(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",(e,t,n)=>{n?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")}),this.on("change:isEnabled",(e,t,n)=>{n||this._finalizeDragging(!1)}),Po.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._updateDropMarkerThrottled.cancel(),this._removeDropMarkerDelayed.cancel(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,n=t.document,i=e.editing.view,o=i.document;this.listenTo(o,"dragstart",(i,r)=>{const a=n.selection;if(r.target&&r.target.is("editableElement"))return void r.preventDefault();const c=r.target?jp(r.target):null;if(c){const n=e.editing.mapper.toModelElement(c);this._draggedRange=wa.fromRange(t.createRangeOn(n)),e.plugins.has("WidgetToolbarRepository")&&e.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}else if(!o.selection.isCollapsed){const e=o.selection.getSelectedElement();e&&rh(e)||(this._draggedRange=wa.fromRange(a.getFirstRange()))}if(!this._draggedRange)return void r.preventDefault();this._draggingUid=s(),r.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",r.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const l=t.createSelection(this._draggedRange.toRange()),u=e.data.toView(t.getSelectedContent(l));o.fire("clipboardOutput",{dataTransfer:r.dataTransfer,content:u,method:i.name}),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")},{priority:"low"}),this.listenTo(o,"dragend",(e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)},{priority:"low"}),this.listenTo(o,"dragenter",()=>{this.isEnabled&&i.focus()}),this.listenTo(o,"dragleave",()=>{this._removeDropMarkerDelayed()}),this.listenTo(o,"dragging",(t,n)=>{if(!this.isEnabled)return void(n.dataTransfer.dropEffect="none");this._removeDropMarkerDelayed.cancel();const i=Op(e,n.targetRanges,n.target);this._draggedRange||(n.dataTransfer.dropEffect="copy"),Po.isGecko||("copy"==n.dataTransfer.effectAllowed?n.dataTransfer.dropEffect="copy":["all","copyMove"].includes(n.dataTransfer.effectAllowed)&&(n.dataTransfer.dropEffect="move")),i&&this._updateDropMarkerThrottled(i)},{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"clipboardInput",(t,n)=>{if("drop"!=n.method)return;const i=Op(e,n.targetRanges,n.target);if(this._removeDropMarker(),!i)return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=n.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==Rp(n.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(i,!0))return this._finalizeDragging(!1),void t.stop();n.targetRanges=[e.editing.mapper.toViewRange(i)]},{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(Ip);e.on("contentInsertion",(e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const n=t.targetRanges.map(e=>this.editor.editing.mapper.toModelRange(e));this.editor.model.change(e=>e.setSelection(n))},{priority:"high"}),e.on("contentInsertion",(e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const n="move"==Rp(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&n)},{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,n=t.document;this.listenTo(n,"mousedown",(i,o)=>{if(Po.isAndroid||!o)return;this._clearDraggableAttributesDelayed.cancel();let r=jp(o.target);if(Po.isBlink&&!e.isReadOnly&&!r&&!n.selection.isCollapsed){const e=n.selection.getSelectedElement();e&&rh(e)||(r=n.selection.editableElement)}r&&(t.change(e=>{e.setAttribute("draggable","true",r)}),this._draggableElement=e.editing.mapper.toModelElement(r))}),this.listenTo(n,"mouseup",()=>{Po.isAndroid||this._clearDraggableAttributesDelayed()})}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change(t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null})}_setupDropMarker(){const e=this.editor;e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:n})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return n.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.innerHTML="&NoBreak;<span></span>&NoBreak;",t}))}})}_updateDropMarker(e){const t=this.editor,n=t.model.markers;t.model.change(t=>{n.has("drop-target")?n.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})})}_removeDropMarker(){const e=this.editor.model;this._removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),e.markers.has("drop-target")&&e.change(e=>{e.removeMarker("drop-target")})}_finalizeDragging(e){const t=this.editor,n=t.model;this._removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")&&t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop"),this._draggingUid="",this._draggedRange&&(e&&this.isEnabled&&n.deleteContent(n.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}}function Op(e,t,n){const i=e.model,o=e.editing.mapper;let r=null;const s=t?t[0].start:null;if(n.is("uiElement")&&(n=n.parent),r=function(e,t){const n=e.model,i=e.editing.mapper;if(rh(t))return n.createRangeOn(i.toModelElement(t));if(!t.is("editableElement")){const e=t.findAncestor(e=>rh(e)||e.is("editableElement"));if(rh(e))return n.createRangeOn(i.toModelElement(e))}return null}(e,n),r)return r;const a=function(e,t){const n=e.editing.mapper,i=e.editing.view,o=n.toModelElement(t);if(o)return o;const r=i.createPositionBefore(t),s=n.findMappedViewAncestor(r);return n.toModelElement(s)}(e,n),c=s?o.toModelPosition(s):null;return c?(r=function(e,t,n){const i=e.model;if(!i.schema.checkChild(n,"$block"))return null;const o=i.createPositionAt(n,0),r=t.path.slice(0,o.path.length),s=i.createPositionFromPath(t.root,r).nodeAfter;if(s&&i.schema.isObject(s))return i.createRangeOn(s);return null}(e,c,a),r||(r=i.schema.getNearestSelectionRange(c,Po.isGecko?"forward":"backward"),r||function(e,t){const n=e.model;for(;t;){if(n.schema.isObject(t))return n.createRangeOn(t);t=t.parent}}(e,c.parent))):function(e,t){const n=e.model,i=n.schema,o=n.createPositionAt(t,0);return i.getNearestSelectionRange(o,"forward")}(e,a)}function Rp(e){return Po.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function Np(e,t){let n;function i(...o){i.cancel(),n=setTimeout(()=>e(...o),t)}return i.cancel=()=>{clearTimeout(n)},i}function jp(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(rh);if(rh(e))return e;const t=e.findAncestor(e=>rh(e)||e.is("editableElement"));return rh(t)?t:null}class zp extends Qe{static get pluginName(){return"PastePlainText"}static get requires(){return[Ip]}init(){const e=this.editor,t=e.model,n=e.editing.view,i=n.document,o=t.document.selection;let r=!1;n.addObserver(Sp),this.listenTo(i,"keydown",(e,t)=>{r=t.shiftKey}),e.plugins.get(Ip).on("contentInsertion",(e,n)=>{(r||function(e,t){if(e.childCount>1)return!1;const n=e.getChild(0);if(t.isObject(n))return!1;return 0==[...n.getAttributeKeys()].length}(n.content,t.schema))&&t.change(e=>{const i=Array.from(o.getAttributes()).filter(([e])=>t.schema.getAttributeProperties(e).isFormatting);o.isCollapsed||t.deleteContent(o,{doNotAutoparagraph:!0}),i.push(...o.getAttributes());const r=e.createRangeIn(n.content);for(const t of r.getItems())t.is("$textProxy")&&e.setAttributes(i,t)})})}}class Lp extends Qe{static get pluginName(){return"Clipboard"}static get requires(){return[Ip,Mp,zp]}}class Dp extends Ze{execute(){const e=this.editor.model,t=e.document;e.change(n=>{!function(e,t,n){const i=n.isCollapsed,o=n.getFirstRange(),r=o.start.parent,s=o.end.parent,a=r==s;if(i){const i=$d(e.schema,n.getAttributes());Vp(e,t,o.end),t.removeSelectionAttribute(n.getAttributeKeys()),t.setSelectionAttribute(i)}else{const i=!(o.start.isAtStart&&o.end.isAtEnd);e.deleteContent(n,{leaveUnmerged:i}),a?Vp(e,t,n.focus):i&&t.setSelection(s,0)}}(e,n,t.selection),this.fire("afterExecute",{writer:n})})}refresh(){const e=this.editor.model,t=e.document;this.isEnabled=function(e,t){if(t.rangeCount>1)return!1;const n=t.anchor;if(!n||!e.checkChild(n,"softBreak"))return!1;const i=t.getFirstRange(),o=i.start.parent,r=i.end.parent;if((Bp(o,e)||Bp(r,e))&&o!==r)return!1;return!0}(e.schema,t.selection)}}function Vp(e,t,n){const i=t.createElement("softBreak");e.insertContent(i,n),t.setSelection(i,"after")}function Bp(e,t){return!e.is("rootElement")&&(t.isLimit(e)||Bp(e.parent,t))}class Fp extends Qe{static get pluginName(){return"ShiftEnter"}init(){const e=this.editor,t=e.model.schema,n=e.conversion,i=e.editing.view,o=i.document;t.register("softBreak",{allowWhere:"$text",isInline:!0}),n.for("upcast").elementToElement({model:"softBreak",view:"br"}),n.for("downcast").elementToElement({model:"softBreak",view:(e,{writer:t})=>t.createEmptyElement("br")}),i.addObserver(Kd),e.commands.add("shiftEnter",new Dp(e)),this.listenTo(o,"enter",(t,n)=>{n.preventDefault(),n.isSoft&&(e.execute("shiftEnter"),i.scrollToTheSelection())},{priority:"low"})}}class Hp extends Ze{execute(){const e=this.editor.model,t=e.document.selection;let n=e.schema.getLimitElement(t);if(t.containsEntireContent(n)||!Up(e.schema,n))do{if(n=n.parent,!n)return}while(!Up(e.schema,n));e.change(e=>{e.setSelection(n,"in")})}}function Up(e,t){return e.isLimit(t)&&(e.checkChild(t,"$text")||e.checkChild(t,"paragraph"))}const Wp=jo("Ctrl+A");class qp extends Qe{static get pluginName(){return"SelectAllEditing"}init(){const e=this.editor,t=e.editing.view.document;e.commands.add("selectAll",new Hp(e)),this.listenTo(t,"keydown",(t,n)=>{No(n)===Wp&&(e.execute("selectAll"),n.preventDefault())})}}class $p extends Qe{static get pluginName(){return"SelectAllUI"}init(){const e=this.editor;e.ui.componentFactory.add("selectAll",t=>{const n=e.commands.get("selectAll"),i=new tu(t),o=t.t;return i.set({label:o("Select all"),icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M.75 15.5a.75.75 0 0 1 .75.75V18l.008.09A.5.5 0 0 0 2 18.5h1.75a.75.75 0 1 1 0 1.5H1.5l-.144-.007a1.5 1.5 0 0 1-1.35-1.349L0 18.5v-2.25a.75.75 0 0 1 .75-.75zm18.5 0a.75.75 0 0 1 .75.75v2.25l-.007.144a1.5 1.5 0 0 1-1.349 1.35L18.5 20h-2.25a.75.75 0 1 1 0-1.5H18a.5.5 0 0 0 .492-.41L18.5 18v-1.75a.75.75 0 0 1 .75-.75zm-10.45 3c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm.45-5.5a.75.75 0 1 1 0 1.5h-8.5a.75.75 0 1 1 0-1.5h8.5zM1.3 11c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5H4.75a.75.75 0 1 1 0-1.5h10.5zM1.3 7c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5h-2.5a.75.75 0 1 1 0-1.5h2.5zm-5 0a.75.75 0 1 1 0 1.5h-5.5a.75.75 0 0 1 0-1.5h5.5zm-6.5-5a.75.75 0 0 1 0 1.5H2a.5.5 0 0 0-.492.41L1.5 2v1.75a.75.75 0 0 1-1.5 0V1.5l.007-.144A1.5 1.5 0 0 1 1.356.006L1.5 0h2.25zM18.5 0l.144.007a1.5 1.5 0 0 1 1.35 1.349L20 1.5v2.25a.75.75 0 1 1-1.5 0V2l-.008-.09A.5.5 0 0 0 18 1.5h-1.75a.75.75 0 1 1 0-1.5h2.25zM8.8 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6z"/></svg>',keystroke:"Ctrl+A",tooltip:!0}),i.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(i,"execute",()=>{e.execute("selectAll"),e.editing.view.focus()}),i})}}class Yp extends Qe{static get requires(){return[qp,$p]}static get pluginName(){return"SelectAll"}}class Gp extends Ze{constructor(e,t){super(e),this._buffer=new Jd(e.model,t),this._batches=new WeakSet}get buffer(){return this._buffer}destroy(){super.destroy(),this._buffer.destroy()}execute(e={}){const t=this.editor.model,n=t.document,i=e.text||"",o=i.length,r=e.range?t.createSelection(e.range):n.selection,s=e.resultRange;t.enqueueChange(this._buffer.batch,e=>{this._buffer.lock(),this._batches.add(this._buffer.batch),t.deleteContent(r),i&&t.insertContent(e.createText(i,n.selection.getAttributes()),r),s?e.setSelection(s):r.is("documentSelection")||e.setSelection(r),this._buffer.unlock(),this._buffer.input(o)})}}function Kp(e){if(e.newChildren.length-e.oldChildren.length!=1)return;const t=function(e,t){const n=[];let i,o=0;return e.forEach(e=>{"equal"==e?(r(),o++):"insert"==e?(s("insert")?i.values.push(t[o]):(r(),i={type:"insert",index:o,values:[t[o]]}),o++):s("delete")?i.howMany++:(r(),i={type:"delete",index:o,howMany:1})}),r(),n;function r(){i&&(n.push(i),i=null)}function s(e){return i&&i.type==e}}(fr(e.oldChildren,e.newChildren,Qp),e.newChildren);if(t.length>1)return;const n=t[0];return n.values[0]&&n.values[0].is("$text")?n:void 0}function Qp(e,t){return e&&e.is("$text")&&t&&t.is("$text")?e.data===t.data:e===t}class Jp{constructor(e){this.editor=e,this.editing=this.editor.editing}handle(e,t){if(function(e){if(0==e.length)return!1;for(const t of e)if("children"===t.type&&!Kp(t))return!0;return!1}(e))this._handleContainerChildrenMutations(e,t);else for(const n of e)this._handleTextMutation(n,t),this._handleTextNodeInsertion(n)}_handleContainerChildrenMutations(e,t){const n=function(e){const t=e.map(e=>e.node).reduce((e,t)=>e.getCommonAncestor(t,{includeSelf:!0}));if(!t)return;return t.getAncestors({includeSelf:!0,parentFirst:!0}).find(e=>e.is("containerElement")||e.is("rootElement"))}(e);if(!n)return;const i=this.editor.editing.view.domConverter.mapViewToDom(n),o=new Tr(this.editor.editing.view.document),r=this.editor.data.toModel(o.domToView(i)).getChild(0),s=this.editor.editing.mapper.toModelElement(n);if(!s)return;const a=Array.from(r.getChildren()),c=Array.from(s.getChildren()),l=a[a.length-1],u=c[c.length-1],d=l&&l.is("element","softBreak"),h=u&&!u.is("element","softBreak");d&&h&&a.pop();const f=this.editor.model.schema;if(!Zp(a,f)||!Zp(c,f))return;const p=a.map(e=>e.is("$text")?e.data:"@").join("").replace(/\u00A0/g," "),g=c.map(e=>e.is("$text")?e.data:"@").join("").replace(/\u00A0/g," ");if(g===p)return;const m=fr(g,p),{firstChangeAt:b,insertions:w,deletions:v}=Xp(m);let k=null;t&&(k=this.editing.mapper.toModelRange(t.getFirstRange()));const _=p.substr(b,w),y=this.editor.model.createRange(this.editor.model.createPositionAt(s,b),this.editor.model.createPositionAt(s,b+v));this.editor.execute("input",{text:_,range:y,resultRange:k})}_handleTextMutation(e,t){if("text"!=e.type)return;const n=e.newText.replace(/\u00A0/g," "),i=e.oldText.replace(/\u00A0/g," ");if(i===n)return;const o=fr(i,n),{firstChangeAt:r,insertions:s,deletions:a}=Xp(o);let c=null;t&&(c=this.editing.mapper.toModelRange(t.getFirstRange()));const l=this.editing.view.createPositionAt(e.node,r),u=this.editing.mapper.toModelPosition(l),d=this.editor.model.createRange(u,u.getShiftedBy(a)),h=n.substr(r,s);this.editor.execute("input",{text:h,range:d,resultRange:c})}_handleTextNodeInsertion(e){if("children"!=e.type)return;const t=Kp(e),n=this.editing.view.createPositionAt(e.node,t.index),i=this.editing.mapper.toModelPosition(n),o=t.values[0].data;this.editor.execute("input",{text:o.replace(/\u00A0/g," "),range:this.editor.model.createRange(i)})}}function Zp(e,t){return e.every(e=>t.isInline(e))}function Xp(e){let t=null,n=null;for(let i=0;i<e.length;i++){"equal"!=e[i]&&(t=null===t?i:t,n=i)}let i=0,o=0;for(let r=t;r<=n;r++)"insert"!=e[r]&&i++,"delete"!=e[r]&&o++;return{insertions:o,deletions:i,firstChangeAt:t}}class eg extends Qe{static get pluginName(){return"Input"}init(){const e=this.editor,t=new Gp(e,e.config.get("typing.undoStep")||20);e.commands.add("input",t),function(e){let t=null;const n=e.model,i=e.editing.view,o=e.commands.get("input");function r(e){const r=n.document,a=i.document.isComposing,c=t&&t.isEqual(r.selection);t=null,o.isEnabled&&(wh(e)||r.selection.isCollapsed||a&&229===e.keyCode||!a&&229===e.keyCode&&c||s())}function s(){const e=o.buffer;e.lock();const t=e.batch;o._batches.add(t),n.enqueueChange(t,()=>{n.deleteContent(n.document.selection)}),e.unlock()}Po.isAndroid?i.document.on("beforeinput",(e,t)=>r(t),{priority:"lowest"}):i.document.on("keydown",(e,t)=>r(t),{priority:"lowest"}),i.document.on("compositionstart",(function(){const e=n.document,t=1!==e.selection.rangeCount||e.selection.getFirstRange().isFlat;if(e.selection.isCollapsed||t)return;s()}),{priority:"lowest"}),i.document.on("compositionend",()=>{t=n.createSelection(n.document.selection)},{priority:"lowest"})}(e),function(e){e.editing.view.document.on("mutations",(t,n,i)=>{new Jp(e).handle(n,i)})}(e)}isInput(e){return this.editor.commands.get("input")._batches.has(e)}}class tg extends Qe{static get requires(){return[eg,eh]}static get pluginName(){return"Typing"}}function ng(e,t){let n=e.start;return{text:Array.from(e.getItems()).reduce((e,i)=>i.is("$text")||i.is("$textProxy")?e+i.data:(n=t.createPositionAfter(i),""),""),range:t.createRange(n,e.end)}}class ig{constructor(e,t){this.model=e,this.testCallback=t,this.hasMatch=!1,this.set("isEnabled",!0),this.on("change:isEnabled",()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document))}),this._startListening()}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",(t,{directChange:n})=>{n&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this.hasMatch=!1))}),this.listenTo(e,"change:data",(e,t)=>{"transparent"!=t.type&&this._evaluateTextBeforeSelection("data",{batch:t})})}_evaluateTextBeforeSelection(e,t={}){const n=this.model,i=n.document.selection,o=n.createRange(n.createPositionAt(i.focus.parent,0),i.focus),{text:r,range:s}=ng(o,n),a=this.testCallback(r);if(!a&&this.hasMatch&&this.fire("unmatched"),this.hasMatch=!!a,a){const n=Object.assign(t,{text:r,range:s});"object"==typeof a&&Object.assign(n,a),this.fire("matched:"+e,n)}}}Ke(ig,Ue);class og extends Qe{static get pluginName(){return"TwoStepCaretMovement"}constructor(e){super(e),this.attributes=new Set,this._overrideUid=null}init(){const e=this.editor,t=e.model,n=e.editing.view,i=e.locale,o=t.document.selection;this.listenTo(n.document,"arrowKey",(e,t)=>{if(!o.isCollapsed)return;if(t.shiftKey||t.altKey||t.ctrlKey)return;const n=t.keyCode==Oo.arrowright,r=t.keyCode==Oo.arrowleft;if(!n&&!r)return;const s=i.contentLanguageDirection;let a=!1;a="ltr"===s&&n||"rtl"===s&&r?this._handleForwardMovement(t):this._handleBackwardMovement(t),!0===a&&e.stop()},{context:"$text",priority:"highest"}),this._isNextGravityRestorationSkipped=!1,this.listenTo(o,"change:range",(e,t)=>{this._isNextGravityRestorationSkipped?this._isNextGravityRestorationSkipped=!1:this._isGravityOverridden&&(!t.directChange&&cg(o.getFirstPosition(),this.attributes)||this._restoreGravity())})}registerAttribute(e){this.attributes.add(e)}_handleForwardMovement(e){const t=this.attributes,n=this.editor.model.document.selection,i=n.getFirstPosition();return!this._isGravityOverridden&&((!i.isAtStart||!rg(n,t))&&(cg(i,t)?(ag(e),this._overrideGravity(),!0):void 0))}_handleBackwardMovement(e){const t=this.attributes,n=this.editor.model,i=n.document.selection,o=i.getFirstPosition();return this._isGravityOverridden?(ag(e),this._restoreGravity(),sg(n,t,o),!0):o.isAtStart?!!rg(i,t)&&(ag(e),sg(n,t,o),!0):function(e,t){return cg(e.getShiftedBy(-1),t)}(o,t)?o.isAtEnd&&!rg(i,t)&&cg(o,t)?(ag(e),sg(n,t,o),!0):(this._isNextGravityRestorationSkipped=!0,this._overrideGravity(),!1):void 0}get _isGravityOverridden(){return!!this._overrideUid}_overrideGravity(){this._overrideUid=this.editor.model.change(e=>e.overrideSelectionGravity())}_restoreGravity(){this.editor.model.change(e=>{e.restoreSelectionGravity(this._overrideUid),this._overrideUid=null})}}function rg(e,t){for(const n of t)if(e.hasAttribute(n))return!0;return!1}function sg(e,t,n){const i=n.nodeBefore;e.change(e=>{i?e.setSelectionAttribute(i.getAttributes()):e.removeSelectionAttribute(t)})}function ag(e){e.preventDefault()}function cg(e,t){const{nodeBefore:n,nodeAfter:i}=e;for(const e of t){const t=n?n.getAttribute(e):void 0;if((i?i.getAttribute(e):void 0)!==t)return!0}return!1}var lg=/[\\^$.*+?()[\]{}|]/g;RegExp(lg.source);ug('"'),ug("'"),ug("'"),ug('"'),ug('"'),ug("'");function ug(e){return new RegExp(`(^|\\s)(${e})([^${e}]*)(${e})$`)}function dg(e,t,n,i){return i.createRange(hg(e,t,n,!0,i),hg(e,t,n,!1,i))}function hg(e,t,n,i,o){let r=e.textNode||(i?e.nodeBefore:e.nodeAfter),s=null;for(;r&&r.getAttribute(t)==n;)s=r,r=i?r.previousSibling:r.nextSibling;return s?o.createPositionAt(s,i?"before":"after"):e}function fg(e,t,n,i){const o=e.editing.view,r=new Set;o.document.registerPostFixer(o=>{const s=e.model.document.selection;let a=!1;if(s.hasAttribute(t)){const c=dg(s.getFirstPosition(),t,s.getAttribute(t),e.model),l=e.editing.mapper.toViewRange(c);for(const e of l.getItems())e.is("element",n)&&!e.hasClass(i)&&(o.addClass(i,e),r.add(e),a=!0)}return a}),e.conversion.for("editingDowncast").add(e=>{function t(){o.change(e=>{for(const t of r.values())e.removeClass(i,t),r.delete(t)})}e.on("insert",t,{priority:"highest"}),e.on("remove",t,{priority:"highest"}),e.on("attribute",t,{priority:"highest"}),e.on("selection",t,{priority:"highest"})})}class pg extends Ze{constructor(e){super(e),this._stack=[],this._createdBatches=new WeakSet,this.refresh(),this.listenTo(e.data,"set",(e,t)=>{t[1]={...t[1]};const n=t[1];n.batchType||(n.batchType="transparent")},{priority:"high"}),this.listenTo(e.data,"set",(e,t)=>{"transparent"===t[1].batchType&&this.clearStack()})}refresh(){this.isEnabled=this._stack.length>0}addBatch(e){const t=this.editor.model.document.selection,n={ranges:t.hasOwnRange?Array.from(t.getRanges()):[],isBackward:t.isBackward};this._stack.push({batch:e,selection:n}),this.refresh()}clearStack(){this._stack=[],this.refresh()}_restoreSelection(e,t,n){const i=this.editor.model,o=i.document,r=[],s=e.map(e=>e.getTransformedByOperations(n)),a=s.flat();for(const e of s){const t=e.filter(e=>e.root!=o.graveyard).filter(e=>!mg(e,a));t.length&&(gg(t),r.push(t[0]))}r.length&&i.change(e=>{e.setSelection(r,{backward:t})})}_undo(e,t){const n=this.editor.model,i=n.document;this._createdBatches.add(t);const o=e.operations.slice().filter(e=>e.isDocumentOperation);o.reverse();for(const e of o){const o=e.baseVersion+1,r=Array.from(i.history.getOperations(o)),s=cd([e.getReversed()],r,{useRelations:!0,document:this.editor.model.document,padWithNoOps:!1,forceWeakRemove:!0}).operationsA;for(const o of s)t.addOperation(o),n.applyOperation(o),i.history.setOperationAsUndone(e,o)}}}function gg(e){e.sort((e,t)=>e.start.isBefore(t.start)?-1:1);for(let t=1;t<e.length;t++){const n=e[t-1].getJoined(e[t],!0);n&&(t--,e.splice(t,2,n))}}function mg(e,t){return t.some(t=>t!==e&&t.containsRange(e,!0))}class bg extends pg{execute(e=null){const t=e?this._stack.findIndex(t=>t.batch==e):this._stack.length-1,n=this._stack.splice(t,1)[0],i=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(i,()=>{this._undo(n.batch,i);const e=this.editor.model.document.history.getOperations(n.batch.baseVersion);this._restoreSelection(n.selection.ranges,n.selection.isBackward,e),this.fire("revert",n.batch,i)}),this.refresh()}}class wg extends pg{execute(){const e=this._stack.pop(),t=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(t,()=>{const n=e.batch.operations[e.batch.operations.length-1].baseVersion+1,i=this.editor.model.document.history.getOperations(n);this._restoreSelection(e.selection.ranges,e.selection.isBackward,i),this._undo(e.batch,t)}),this.refresh()}}class vg extends Qe{static get pluginName(){return"UndoEditing"}constructor(e){super(e),this._batchRegistry=new WeakSet}init(){const e=this.editor;this._undoCommand=new bg(e),this._redoCommand=new wg(e),e.commands.add("undo",this._undoCommand),e.commands.add("redo",this._redoCommand),this.listenTo(e.model,"applyOperation",(e,t)=>{const n=t[0];if(!n.isDocumentOperation)return;const i=n.batch,o=this._redoCommand._createdBatches.has(i),r=this._undoCommand._createdBatches.has(i);this._batchRegistry.has(i)||"transparent"==i.type&&!o&&!r||(o?this._undoCommand.addBatch(i):r||(this._undoCommand.addBatch(i),this._redoCommand.clearStack()),this._batchRegistry.add(i))},{priority:"highest"}),this.listenTo(this._undoCommand,"revert",(e,t,n)=>{this._redoCommand.addBatch(n)}),e.keystrokes.set("CTRL+Z","undo"),e.keystrokes.set("CTRL+Y","redo"),e.keystrokes.set("CTRL+SHIFT+Z","redo")}}var kg='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m5.042 9.367 2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z"/></svg>',_g='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m14.958 9.367-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class yg extends Qe{static get pluginName(){return"UndoUI"}init(){const e=this.editor,t=e.locale,n=e.t,i="ltr"==t.uiLanguageDirection?kg:_g,o="ltr"==t.uiLanguageDirection?_g:kg;this._addButton("undo",n("Undo"),"CTRL+Z",i),this._addButton("redo",n("Redo"),"CTRL+Y",o)}_addButton(e,t,n,i){const o=this.editor;o.ui.componentFactory.add(e,r=>{const s=o.commands.get(e),a=new tu(r);return a.set({label:t,icon:i,keystroke:n,tooltip:!0}),a.bind("isEnabled").to(s,"isEnabled"),this.listenTo(a,"execute",()=>{o.execute(e),o.editing.view.focus()}),a})}}class xg extends Qe{static get requires(){return[vg,yg]}static get pluginName(){return"Undo"}}class Ag extends Qe{static get requires(){return[Lp,Qd,Yp,Fp,tg,xg]}static get pluginName(){return"Essentials"}}class Cg extends Ze{refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,n=t.schema,i=t.document.selection,o=Array.from(i.getSelectedBlocks()),r=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(r){const t=o.filter(e=>Eg(e)||Sg(n,e));this._applyQuote(e,t)}else this._removeQuote(e,o.filter(Eg))})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!(!e||!Eg(e))}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&Sg(t,n)}_removeQuote(e,t){Tg(e,t).reverse().forEach(t=>{if(t.start.isAtStart&&t.end.isAtEnd)return void e.unwrap(t.start.parent);if(t.start.isAtStart){const n=e.createPositionBefore(t.start.parent);return void e.move(t,n)}t.end.isAtEnd||e.split(t.end);const n=e.createPositionAfter(t.end.parent);e.move(t,n)})}_applyQuote(e,t){const n=[];Tg(e,t).reverse().forEach(t=>{let i=Eg(t.start);i||(i=e.createElement("blockQuote"),e.wrap(t,i)),n.push(i)}),n.reverse().reduce((t,n)=>t.nextSibling==n?(e.merge(e.createPositionAfter(t)),t):n)}}function Eg(e){return"blockQuote"==e.parent.name?e.parent:null}function Tg(e,t){let n,i=0;const o=[];for(;i<t.length;){const r=t[i],s=t[i+1];n||(n=e.createPositionBefore(r)),s&&r.nextSibling==s||(o.push(e.createRange(n,e.createPositionAfter(r))),n=null),i++}return o}function Sg(e,t){const n=e.checkChild(t.parent,"blockQuote"),i=e.checkChild(["$root","blockQuote"],t);return n&&i}class Pg extends Qe{static get pluginName(){return"BlockQuoteEditing"}static get requires(){return[Qd,eh]}init(){const e=this.editor,t=e.model.schema;e.commands.add("blockQuote",new Cg(e)),t.register("blockQuote",{allowWhere:"$block",allowContentOf:"$root"}),e.conversion.elementToElement({model:"blockQuote",view:"blockquote"}),e.model.document.registerPostFixer(n=>{const i=e.model.document.differ.getChanges();for(const e of i)if("insert"==e.type){const i=e.position.nodeAfter;if(!i)continue;if(i.is("element","blockQuote")&&i.isEmpty)return n.remove(i),!0;if(i.is("element","blockQuote")&&!t.checkChild(e.position,i))return n.unwrap(i),!0;if(i.is("element")){const e=n.createRangeIn(i);for(const i of e.getItems())if(i.is("element","blockQuote")&&!t.checkChild(n.createPositionBefore(i),i))return n.unwrap(i),!0}}else if("remove"==e.type){const t=e.position.parent;if(t.is("element","blockQuote")&&t.isEmpty)return n.remove(t),!0}return!1});const n=this.editor.editing.view.document,i=e.model.document.selection,o=e.commands.get("blockQuote");this.listenTo(n,"enter",(t,n)=>{if(!i.isCollapsed||!o.value)return;i.getLastPosition().parent.isEmpty&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),n.preventDefault(),t.stop())},{context:"blockquote"}),this.listenTo(n,"delete",(t,n)=>{if("backward"!=n.direction||!i.isCollapsed||!o.value)return;const r=i.getLastPosition().parent;r.isEmpty&&!r.previousSibling&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),n.preventDefault(),t.stop())},{context:"blockquote"})}}n(105);class Ig extends Qe{static get pluginName(){return"BlockQuoteUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("blockQuote",n=>{const i=e.commands.get("blockQuote"),o=new tu(n);return o.set({label:t("Block quote"),icon:Tl.quote,tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("blockQuote"),e.editing.view.focus()}),o})}}class Mg extends Qe{static get requires(){return[Pg,Ig]}static get pluginName(){return"BlockQuote"}}function Og(e){const t=e.t,n=e.config.get("codeBlock.languages");for(const e of n)"Plain text"===e.label&&(e.label=t("Plain text")),void 0===e.class&&(e.class="language-"+e.language);return n}function Rg(e,t,n){const i={};for(const o of e)"class"===t?i[o[t].split(" ").shift()]=o[n]:i[o[t]]=o[n];return i}function Ng(e){return e.data.match(/^(\s*)/)[0]}function jg(e){const t=e.document.selection,n=[];if(t.isCollapsed)n.push(t.anchor);else{const i=t.getFirstRange().getWalker({ignoreElementEnd:!0,direction:"backward"});for(const{item:t}of i)if(t.is("$textProxy")&&t.parent.is("element","codeBlock")){const i=Ng(t.textNode),{parent:o,startOffset:r}=t.textNode,s=e.createPositionAt(o,r+i.length);n.push(s)}}return n}function zg(e){const t=Rs(e.getSelectedBlocks());return t&&t.is("element","codeBlock")}class Lg extends Ze{constructor(e){super(e),this._lastLanguage=null}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor,n=t.model,i=n.document.selection,o=Og(t)[0],r=Array.from(i.getSelectedBlocks()),s=void 0===e.forceValue?!this.value:e.forceValue,a=function(e,t,n){if(e.language)return e.language;if(e.usePreviousLanguageChoice&&t)return t;return n}(e,this._lastLanguage,o.language);n.change(e=>{s?this._applyCodeBlock(e,r,a):this._removeCodeBlock(e,r)})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!!!(!e||!e.is("element","codeBlock"))&&e.getAttribute("language")}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&Dg(t,n)}_applyCodeBlock(e,t,n){this._lastLanguage=n;const i=this.editor.model.schema,o=t.filter(e=>Dg(i,e));for(const t of o)e.rename(t,"codeBlock"),e.setAttribute("language",n,t),i.removeDisallowedAttributes([t],e),Array.from(t.getChildren()).filter(e=>!i.checkChild(t,e)).forEach(t=>e.remove(t));o.reverse().forEach((t,n)=>{const i=o[n+1];t.previousSibling===i&&(e.appendElement("softBreak",i),e.merge(e.createPositionBefore(t)))})}_removeCodeBlock(e,t){const n=t.filter(e=>e.is("element","codeBlock"));for(const t of n){const n=e.createRangeOn(t);for(const t of Array.from(n.getItems()).reverse())if(t.is("element","softBreak")&&t.parent.is("element","codeBlock")){const{position:n}=e.split(e.createPositionBefore(t));e.rename(n.nodeAfter,"paragraph"),e.removeAttribute("language",n.nodeAfter),e.remove(t)}e.rename(t,"paragraph"),e.removeAttribute("language",t)}}}function Dg(e,t){return!t.is("rootElement")&&!e.isLimit(t)&&e.checkChild(t.parent,"codeBlock")}class Vg extends Ze{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change(t=>{const n=jg(e);for(const e of n)t.insertText(this._indentSequence,e)})}_checkEnabled(){return!!this._indentSequence&&zg(this.editor.model.document.selection)}}class Bg extends Ze{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change(t=>{const n=jg(e);for(const e of n){const n=Fg(this.editor.model,e,this._indentSequence);n&&t.remove(n)}})}_checkEnabled(){if(!this._indentSequence)return!1;const e=this.editor.model;return!!zg(e.document.selection)&&jg(e).some(t=>Fg(e,t,this._indentSequence))}}function Fg(e,t,n){const i=function(e){let t=e.parent.getChild(e.index);t&&!t.is("element","softBreak")||(t=e.nodeBefore);if(!t||t.is("element","softBreak"))return null;return t}(t);if(!i)return null;const o=Ng(i),r=o.lastIndexOf(n);if(r+n.length!==o.length)return null;if(-1===r)return null;const{parent:s,startOffset:a}=i;return e.createRange(e.createPositionAt(s,a+r),e.createPositionAt(s,a+r+n.length))}function Hg(e,t,n=!1){const i=Rg(t,"language","class"),o=Rg(t,"language","label");return(t,r,s)=>{const{writer:a,mapper:c,consumable:l}=s;if(!l.consume(r.item,"insert"))return;const u=r.item.getAttribute("language"),d=c.toViewPosition(e.createPositionBefore(r.item)),h={};n&&(h["data-language"]=o[u],h.spellcheck="false");const f=a.createContainerElement("pre",h),p=a.createContainerElement("code",{class:i[u]||null});a.insert(a.createPositionAt(f,0),p),a.insert(d,f),c.bindElements(r.item,p)}}class Ug extends Qe{static get pluginName(){return"CodeBlockEditing"}static get requires(){return[Fp]}constructor(e){super(e),e.config.define("codeBlock",{languages:[{language:"plaintext",label:"Plain text"},{language:"c",label:"C"},{language:"cs",label:"C#"},{language:"cpp",label:"C++"},{language:"css",label:"CSS"},{language:"diff",label:"Diff"},{language:"html",label:"HTML"},{language:"java",label:"Java"},{language:"javascript",label:"JavaScript"},{language:"php",label:"PHP"},{language:"python",label:"Python"},{language:"ruby",label:"Ruby"},{language:"typescript",label:"TypeScript"},{language:"xml",label:"XML"}],indentSequence:"\t"})}init(){const e=this.editor,t=e.model.schema,n=e.model,i=(e.editing.view,Og(e));e.commands.add("codeBlock",new Lg(e)),e.commands.add("indentCodeBlock",new Vg(e)),e.commands.add("outdentCodeBlock",new Bg(e));const o=e=>(t,n)=>{this.editor.commands.get(e).isEnabled&&(this.editor.execute(e),n())};e.keystrokes.set("Tab",o("indentCodeBlock")),e.keystrokes.set("Shift+Tab",o("outdentCodeBlock")),t.register("codeBlock",{allowWhere:"$block",allowChildren:"$text",isBlock:!0,allowAttributes:["language"]}),t.addAttributeCheck(e=>{if(e.endsWith("codeBlock $text"))return!1}),e.model.schema.addChildCheck((e,t)=>{if(e.endsWith("codeBlock")&&t.isObject)return!1}),e.editing.downcastDispatcher.on("insert:codeBlock",Hg(n,i,!0)),e.data.downcastDispatcher.on("insert:codeBlock",Hg(n,i)),e.data.downcastDispatcher.on("insert:softBreak",function(e){return(t,n,i)=>{if("codeBlock"!==n.item.parent.name)return;const{writer:o,mapper:r,consumable:s}=i;if(!s.consume(n.item,"insert"))return;const a=r.toViewPosition(e.createPositionBefore(n.item));o.insert(a,o.createText("\n"))}}(n),{priority:"high"}),e.data.upcastDispatcher.on("element:code",function(e,t){const n=Rg(t,"class","language"),i=t[0].language;return(e,t,o)=>{const r=t.viewItem,s=r.parent;if(!s||!s.is("element","pre"))return;if(t.modelCursor.findAncestor("codeBlock"))return;const{consumable:a,writer:c}=o;if(!a.test(r,{name:!0}))return;const l=c.createElement("codeBlock"),u=[...r.getClassNames()];u.length||u.push("");for(const e of u){const t=n[e];if(t){c.setAttribute("language",t,l);break}}l.hasAttribute("language")||c.setAttribute("language",i,l),o.convertChildren(r,l),o.safeInsert(l,t.modelCursor)&&(a.consume(r,{name:!0}),o.updateConversionResult(l,t))}}(0,i)),e.data.upcastDispatcher.on("text",(e,t,{consumable:n,writer:i})=>{let o=t.modelCursor;if(!n.test(t.viewItem))return;if(!o.findAncestor("codeBlock"))return;n.consume(t.viewItem);const r=t.viewItem.data.split("\n").map(e=>i.createText(e)),s=r[r.length-1];for(const e of r)if(i.insert(e,o),o=o.getShiftedBy(e.offsetSize),e!==s){const e=i.createElement("softBreak");i.insert(e,o),o=i.createPositionAfter(e)}t.modelRange=i.createRange(t.modelCursor,o),t.modelCursor=o}),this.listenTo(e.editing.view.document,"clipboardInput",(t,i)=>{let o=n.createRange(n.document.selection.anchor);if(i.targetRanges&&(o=e.editing.mapper.toModelRange(i.targetRanges[0])),!o.start.parent.is("element","codeBlock"))return;const r=i.dataTransfer.getData("text/plain"),s=new bd(e.editing.view.document);i.content=function(e,t){const n=e.createDocumentFragment(),i=t.split("\n"),o=i.reduce((t,n,o)=>(t.push(n),o<i.length-1&&t.push(e.createElement("br")),t),[]);return e.appendChild(o,n),n}(s,r)}),this.listenTo(n,"getSelectedContent",(e,[i])=>{const o=i.anchor;!i.isCollapsed&&o.parent.is("element","codeBlock")&&o.hasSameParentAs(i.focus)&&n.change(n=>{const r=e.return;if(r.childCount>1||i.containsEntireContent(o.parent)){const t=n.createElement("codeBlock",o.parent.getAttributes());n.append(r,t);const i=n.createDocumentFragment();n.append(t,i),e.return=i}else{const e=r.getChild(0);t.checkAttribute(e,"code")&&n.setAttribute("code",!0,e)}})})}afterInit(){const e=this.editor,t=e.commands,n=t.get("indent"),i=t.get("outdent");n&&n.registerChildCommand(t.get("indentCodeBlock")),i&&i.registerChildCommand(t.get("outdentCodeBlock")),this.listenTo(e.editing.view.document,"enter",(t,n)=>{e.model.document.selection.getLastPosition().parent.is("element","codeBlock")&&(function(e,t){const n=e.model.document,i=e.editing.view,o=n.selection.getLastPosition(),r=o.nodeAfter;if(t||!n.selection.isCollapsed||!o.isAtStart)return!1;if(!r||!r.is("element","softBreak"))return!1;return e.model.change(t=>{e.execute("enter");const i=n.selection.anchor.parent.previousSibling;t.rename(i,"paragraph"),t.setSelection(i,"in"),e.model.schema.removeDisallowedAttributes([i],t),t.remove(r)}),i.scrollToTheSelection(),!0}(e,n.isSoft)||function(e,t){const n=e.model,i=n.document,o=e.editing.view,r=i.selection.getLastPosition(),s=r.nodeBefore;let a;if(t||!i.selection.isCollapsed||!r.isAtEnd||!s)return!1;if(s.is("element","softBreak"))a=n.createRangeOn(s);else{if(!s.is("$text")||s.data.match(/\S/)||!s.previousSibling||!s.previousSibling.is("element","softBreak"))return!1;a=n.createRange(n.createPositionBefore(s.previousSibling),n.createPositionAfter(s))}return e.model.change(t=>{t.remove(a),e.execute("enter");const n=i.selection.anchor.parent;t.rename(n,"paragraph"),e.model.schema.removeDisallowedAttributes([n],t)}),o.scrollToTheSelection(),!0}(e,n.isSoft)||function(e){const t=e.model.document,n=t.selection.getLastPosition(),i=n.nodeBefore||n.textNode;let o;i&&i.is("$text")&&(o=Ng(i));e.model.change(n=>{e.execute("shiftEnter"),o&&n.insertText(o,t.selection.anchor)})}(e),n.preventDefault(),t.stop())},{context:"pre"})}}n(107);class Wg extends Qe{static get pluginName(){return"CodeBlockUI"}init(){const e=this.editor,t=e.t,n=e.ui.componentFactory,i=Og(e);n.add("codeBlock",n=>{const o=e.commands.get("codeBlock"),r=Tu(n,uu),s=r.buttonView;return s.set({label:t("Insert code block"),tooltip:!0,icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.87 12.61a.75.75 0 0 1-.089.976l-.085.07-3.154 2.254 3.412 2.414a.75.75 0 0 1 .237.95l-.057.095a.75.75 0 0 1-.95.237l-.096-.058-4.272-3.022-.003-1.223 4.01-2.867a.75.75 0 0 1 1.047.174zm2.795-.231.095.057 4.011 2.867-.003 1.223-4.272 3.022-.095.058a.75.75 0 0 1-.88-.151l-.07-.086-.058-.095a.75.75 0 0 1 .15-.88l.087-.07 3.412-2.414-3.154-2.253-.085-.071a.75.75 0 0 1 .862-1.207zM16 0a2 2 0 0 1 2 2v9.354l-.663-.492-.837-.001V2a.5.5 0 0 0-.5-.5H2a.5.5 0 0 0-.5.5v15a.5.5 0 0 0 .5.5h3.118L7.156 19H2a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h14zM5.009 15l.003 1H3v-1h2.009zm2.188-2-1.471 1H5v-1h2.197zM10 11v.095L8.668 12H7v-1h3zm4-2v1H7V9h7zm0-2v1H7V7h7zm-4-2v1H5V5h5zM6 3v1H3V3h3z"/></svg>',isToggleable:!0}),s.bind("isOn").to(o,"value",e=>!!e),s.on("execute",()=>{e.execute("codeBlock",{usePreviousLanguageChoice:!0}),e.editing.view.focus()}),r.on("execute",t=>{e.execute("codeBlock",{language:t.source._codeBlockLanguage,forceValue:!0}),e.editing.view.focus()}),r.class="ck-code-block-dropdown",r.bind("isEnabled").to(o),Pu(r,this._getLanguageListItemDefinitions(i)),r})}_getLanguageListItemDefinitions(e){const t=this.editor.commands.get("codeBlock"),n=new Xn;for(const i of e){const e={type:"button",model:new Vu({_codeBlockLanguage:i.language,label:i.label,withText:!0})};e.model.bind("isOn").to(t,"value",t=>t===e.model._codeBlockLanguage),n.add(e)}return n}}class qg extends Qe{static get requires(){return[Ug,Wg]}static get pluginName(){return"CodeBlock"}}class $g extends Ze{refresh(){const e=this.editor.model,t=Rs(e.document.selection.getSelectedBlocks());this.value=!!t&&t.is("element","paragraph"),this.isEnabled=!!t&&Yg(t,e.schema)}execute(e={}){const t=this.editor.model,n=t.document;t.change(i=>{const o=(e.selection||n.selection).getSelectedBlocks();for(const e of o)!e.is("element","paragraph")&&Yg(e,t.schema)&&i.rename(e,"paragraph")})}}function Yg(e,t){return t.checkChild(e.parent,"paragraph")&&!t.isObject(e)}class Gg extends Ze{execute(e){const t=this.editor.model;let n=e.position;t.change(e=>{const i=e.createElement("paragraph");if(!t.schema.checkChild(n.parent,i)){const o=t.schema.findAllowedParent(n,i);if(!o)return;n=e.split(n,o).position}t.insertContent(i,n),e.setSelection(i,"in")})}}class Kg extends Qe{static get pluginName(){return"Paragraph"}init(){const e=this.editor,t=e.model;e.commands.add("paragraph",new $g(e)),e.commands.add("insertParagraph",new Gg(e)),t.schema.register("paragraph",{inheritAllFrom:"$block"}),e.conversion.elementToElement({model:"paragraph",view:"p"}),e.conversion.for("upcast").elementToElement({model:(e,{writer:t})=>Kg.paragraphLikeElements.has(e.name)?e.isEmpty?null:t.createElement("paragraph"):null,view:/.+/,converterPriority:"low"})}}Kg.paragraphLikeElements=new Set(["blockquote","dd","div","dt","h1","h2","h3","h4","h5","h6","li","p","td","th"]);class Qg extends Ze{constructor(e,t){super(e),this.modelElements=t}refresh(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());this.value=!!e&&this.modelElements.includes(e.name)&&e.name,this.isEnabled=!!e&&this.modelElements.some(t=>Jg(e,t,this.editor.model.schema))}execute(e){const t=this.editor.model,n=t.document,i=e.value;t.change(e=>{const o=Array.from(n.selection.getSelectedBlocks()).filter(e=>Jg(e,i,t.schema));for(const t of o)t.is("element",i)||e.rename(t,i)})}}function Jg(e,t,n){return n.checkChild(e.parent,t)&&!n.isObject(e)}class Zg extends Qe{static get pluginName(){return"HeadingEditing"}constructor(e){super(e),e.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[Kg]}init(){const e=this.editor,t=e.config.get("heading.options"),n=[];for(const i of t)"paragraph"!==i.model&&(e.model.schema.register(i.model,{inheritAllFrom:"$block"}),e.conversion.elementToElement(i),n.push(i.model));this._addDefaultH1Conversion(e),e.commands.add("heading",new Qg(e,n))}afterInit(){const e=this.editor,t=e.commands.get("enter"),n=e.config.get("heading.options");t&&this.listenTo(t,"afterExecute",(t,i)=>{const o=e.model.document.selection.getFirstPosition().parent;n.some(e=>o.is("element",e.model))&&!o.is("element","paragraph")&&0===o.childCount&&i.writer.rename(o,"paragraph")})}_addDefaultH1Conversion(e){e.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:a.get("low")+1})}}n(25);class Xg extends Qe{static get pluginName(){return"HeadingUI"}init(){const e=this.editor,t=e.t,n=function(e){const t=e.t,n={Paragraph:t("Paragraph"),"Heading 1":t("Heading 1"),"Heading 2":t("Heading 2"),"Heading 3":t("Heading 3"),"Heading 4":t("Heading 4"),"Heading 5":t("Heading 5"),"Heading 6":t("Heading 6")};return e.config.get("heading.options").map(e=>{const t=n[e.title];return t&&t!=e.title&&(e.title=t),e})}(e),i=t("Choose heading"),o=t("Heading");e.ui.componentFactory.add("heading",t=>{const r={},s=new Xn,a=e.commands.get("heading"),c=e.commands.get("paragraph"),l=[a];for(const e of n){const t={type:"button",model:new Vu({label:e.title,class:e.class,withText:!0})};"paragraph"===e.model?(t.model.bind("isOn").to(c,"value"),t.model.set("commandName","paragraph"),l.push(c)):(t.model.bind("isOn").to(a,"value",t=>t===e.model),t.model.set({commandName:"heading",commandValue:e.model})),s.add(t),r[e.model]=e.title}const u=Tu(t);return Pu(u,s),u.buttonView.set({isOn:!1,withText:!0,tooltip:o}),u.extendTemplate({attributes:{class:["ck-heading-dropdown"]}}),u.bind("isEnabled").toMany(l,"isEnabled",(...e)=>e.some(e=>e)),u.buttonView.bind("label").to(a,"value",c,"value",(e,t)=>{const n=e||t&&"paragraph";return r[n]?r[n]:i}),this.listenTo(u,"execute",t=>{e.execute(t.source.commandName,t.source.commandValue?{value:t.source.commandValue}:void 0),e.editing.view.focus()}),u})}}class em extends Qe{static get requires(){return[Zg,Xg]}static get pluginName(){return"Heading"}}class tm extends Ze{constructor(e,t){super(e),this.type=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,n=t.document,i=Array.from(n.selection.getSelectedBlocks()).filter(e=>im(e,t.schema)),o=void 0!==e.forceValue?!e.forceValue:this.value;t.change(e=>{if(o){let t=i[i.length-1].nextSibling,n=Number.POSITIVE_INFINITY,o=[];for(;t&&"listItem"==t.name&&0!==t.getAttribute("listIndent");){const e=t.getAttribute("listIndent");e<n&&(n=e);const i=e-n;o.push({element:t,listIndent:i}),t=t.nextSibling}o=o.reverse();for(const t of o)e.setAttribute("listIndent",t.listIndent,t.element)}if(!o){let e=Number.POSITIVE_INFINITY;for(const t of i)t.is("element","listItem")&&t.getAttribute("listIndent")<e&&(e=t.getAttribute("listIndent"));e=0===e?1:e,nm(i,!0,e),nm(i,!1,e)}for(const t of i.reverse())o&&"listItem"==t.name?e.rename(t,"paragraph"):o||"listItem"==t.name?o||"listItem"!=t.name||t.getAttribute("listType")==this.type||e.setAttribute("listType",this.type,t):(e.setAttributes({listType:this.type,listIndent:0},t),e.rename(t,"listItem"));this.fire("_executeCleanup",i)})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!!e&&e.is("element","listItem")&&e.getAttribute("listType")==this.type}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&im(n,t)}}function nm(e,t,n){const i=t?e[0]:e[e.length-1];if(i.is("element","listItem")){let o=i[t?"previousSibling":"nextSibling"],r=i.getAttribute("listIndent");for(;o&&o.is("element","listItem")&&o.getAttribute("listIndent")>=n;)r>o.getAttribute("listIndent")&&(r=o.getAttribute("listIndent")),o.getAttribute("listIndent")==r&&e[t?"unshift":"push"](o),o=o[t?"previousSibling":"nextSibling"]}}function im(e,t){return t.checkChild(e.parent,"listItem")&&!t.isObject(e)}class om extends Ze{constructor(e,t){super(e),this._indentBy="forward"==t?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model,t=e.document;let n=Array.from(t.selection.getSelectedBlocks());e.change(e=>{const t=n[n.length-1];let i=t.nextSibling;for(;i&&"listItem"==i.name&&i.getAttribute("listIndent")>t.getAttribute("listIndent");)n.push(i),i=i.nextSibling;this._indentBy<0&&(n=n.reverse());for(const t of n){const n=t.getAttribute("listIndent")+this._indentBy;n<0?e.rename(t,"paragraph"):e.setAttribute("listIndent",n,t)}this.fire("_executeCleanup",n)})}_checkEnabled(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());if(!e||!e.is("element","listItem"))return!1;if(this._indentBy>0){const t=e.getAttribute("listIndent"),n=e.getAttribute("listType");let i=e.previousSibling;for(;i&&i.is("element","listItem")&&i.getAttribute("listIndent")>=t;){if(i.getAttribute("listIndent")==t)return i.getAttribute("listType")==n;i=i.previousSibling}return!1}return!0}}function rm(e,t){const n=t.mapper,i=t.writer,o="numbered"==e.getAttribute("listType")?"ol":"ul",r=function(e){const t=e.createContainerElement("li");return t.getFillerOffset=dm,t}(i),s=i.createContainerElement(o,null);return i.insert(i.createPositionAt(s,0),r),n.bindElements(e,r),r}function sm(e,t,n,i){const o=t.parent,r=n.mapper,s=n.writer;let a=r.toViewPosition(i.createPositionBefore(e));const c=lm(e.previousSibling,{sameIndent:!0,smallerIndent:!0,listIndent:e.getAttribute("listIndent")}),l=e.previousSibling;if(c&&c.getAttribute("listIndent")==e.getAttribute("listIndent")){const e=r.toViewElement(c);a=s.breakContainer(s.createPositionAfter(e))}else if(l&&"listItem"==l.name){a=r.toViewPosition(i.createPositionAt(l,"end"));const e=r.findMappedViewAncestor(a),t=function(e){for(const t of e.getChildren())if("ul"==t.name||"ol"==t.name)return t;return null}(e);a=t?s.createPositionBefore(t):s.createPositionAt(e,"end")}else a=r.toViewPosition(i.createPositionBefore(e));if(a=cm(a),s.insert(a,o),l&&"listItem"==l.name){const e=r.toViewElement(l),n=s.createRange(s.createPositionAt(e,0),a).getWalker({ignoreElementEnd:!0});for(const e of n)if(e.item.is("element","li")){const i=s.breakContainer(s.createPositionBefore(e.item)),o=e.item.parent,r=s.createPositionAt(t,"end");am(s,r.nodeBefore,r.nodeAfter),s.move(s.createRangeOn(o),r),n.position=i}}else{const n=o.nextSibling;if(n&&(n.is("element","ul")||n.is("element","ol"))){let i=null;for(const t of n.getChildren()){const n=r.toModelElement(t);if(!(n&&n.getAttribute("listIndent")>e.getAttribute("listIndent")))break;i=t}i&&(s.breakContainer(s.createPositionAfter(i)),s.move(s.createRangeOn(i.parent),s.createPositionAt(t,"end")))}}am(s,o,o.nextSibling),am(s,o.previousSibling,o)}function am(e,t,n){return!t||!n||"ul"!=t.name&&"ol"!=t.name||t.name!=n.name||t.getAttribute("class")!==n.getAttribute("class")?null:e.mergeContainers(e.createPositionAfter(t))}function cm(e){return e.getLastMatchingPosition(e=>e.item.is("uiElement"))}function lm(e,t){const n=!!t.sameIndent,i=!!t.smallerIndent,o=t.listIndent;let r=e;for(;r&&"listItem"==r.name;){const e=r.getAttribute("listIndent");if(n&&o==e||i&&o>e)return r;r="forward"===t.direction?r.nextSibling:r.previousSibling}return null}function um(e,t,n,i){e.ui.componentFactory.add(t,o=>{const r=e.commands.get(t),s=new tu(o);return s.set({label:n,icon:i,tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),s.on("execute",()=>{e.execute(t),e.editing.view.focus()}),s})}function dm(){const e=!this.isEmpty&&("ul"==this.getChild(0).name||"ol"==this.getChild(0).name);return this.isEmpty||e?0:io.call(this)}function hm(e){return(t,n,i)=>{const o=i.consumable;if(!o.test(n.item,"insert")||!o.test(n.item,"attribute:listType")||!o.test(n.item,"attribute:listIndent"))return;o.consume(n.item,"insert"),o.consume(n.item,"attribute:listType"),o.consume(n.item,"attribute:listIndent");const r=n.item;sm(r,rm(r,i),i,e)}}function fm(e,t,n){if(!n.consumable.consume(t.item,"attribute:listType"))return;const i=n.mapper.toViewElement(t.item),o=n.writer;o.breakContainer(o.createPositionBefore(i)),o.breakContainer(o.createPositionAfter(i));const r=i.parent,s="numbered"==t.attributeNewValue?"ol":"ul";o.rename(s,r)}function pm(e,t,n){const i=n.mapper.toViewElement(t.item).parent,o=n.writer;am(o,i,i.nextSibling),am(o,i.previousSibling,i);for(const e of t.item.getChildren())n.consumable.consume(e,"insert")}function gm(e,t,n){if("listItem"!=t.item.name){let e=n.mapper.toViewPosition(t.range.start);const i=n.writer,o=[];for(;("ul"==e.parent.name||"ol"==e.parent.name)&&(e=i.breakContainer(e),"li"==e.parent.name);){const t=e,n=i.createPositionAt(e.parent,"end");if(!t.isEqual(n)){const e=i.remove(i.createRange(t,n));o.push(e)}e=i.createPositionAfter(e.parent)}if(o.length>0){for(let t=0;t<o.length;t++){const n=e.nodeBefore;if(e=i.insert(e,o[t]).end,t>0){const t=am(i,n,n.nextSibling);t&&t.parent==n&&e.offset--}}am(i,e.nodeBefore,e.nodeAfter)}}}function mm(e,t,n){const i=n.mapper.toViewPosition(t.position),o=i.nodeBefore,r=i.nodeAfter;am(n.writer,o,r)}function bm(e,t,n){if(n.consumable.consume(t.viewItem,{name:!0})){const e=n.writer,i=e.createElement("listItem"),o=function(e){let t=0,n=e.parent;for(;n;){if(n.is("element","li"))t++;else{const e=n.previousSibling;e&&e.is("element","li")&&t++}n=n.parent}return t}(t.viewItem);e.setAttribute("listIndent",o,i);const r=t.viewItem.parent&&"ol"==t.viewItem.parent.name?"numbered":"bulleted";if(e.setAttribute("listType",r,i),!n.safeInsert(i,t.modelCursor))return;const s=function(e,t,n){const{writer:i,schema:o}=n;let r=i.createPositionAfter(e);for(const s of t)if("ul"==s.name||"ol"==s.name)r=n.convertItem(s,r).modelCursor;else{const t=n.convertItem(s,i.createPositionAt(e,"end")),a=t.modelRange.start.nodeAfter;a&&a.is("element")&&!o.checkChild(e,a.name)&&(e=t.modelCursor.parent.is("element","listItem")?t.modelCursor.parent:ym(t.modelCursor),r=i.createPositionAfter(e))}return r}(i,t.viewItem.getChildren(),n);t.modelRange=e.createRange(t.modelCursor,s),n.updateConversionResult(i,t)}}function wm(e,t,n){if(n.consumable.test(t.viewItem,{name:!0})){const e=Array.from(t.viewItem.getChildren());for(const t of e){!(t.is("element","li")||Am(t))&&t._remove()}}}function vm(e,t,n){if(n.consumable.test(t.viewItem,{name:!0})){if(0===t.viewItem.childCount)return;const e=[...t.viewItem.getChildren()];let n=!1,i=!0;for(const t of e)n&&!Am(t)&&t._remove(),t.is("$text")?(i&&(t._data=t.data.trimStart()),t.nextSibling&&!Am(t.nextSibling)||(t._data=t.data.trimEnd())):Am(t)&&(n=!0),i=!1}}function km(e){return(t,n)=>{if(n.isPhantom)return;const i=n.modelPosition.nodeBefore;if(i&&i.is("element","listItem")){const t=n.mapper.toViewElement(i),o=t.getAncestors().find(Am),r=e.createPositionAt(t,0).getWalker();for(const e of r){if("elementStart"==e.type&&e.item.is("element","li")){n.viewPosition=e.previousPosition;break}if("elementEnd"==e.type&&e.item==o){n.viewPosition=e.nextPosition;break}}}}}function _m(e,[t,n]){let i,o=t.is("documentFragment")?t.getChild(0):t;if(i=n?this.createSelection(n):this.document.selection,o&&o.is("element","listItem")){const e=i.getFirstPosition();let t=null;if(e.parent.is("element","listItem")?t=e.parent:e.nodeBefore&&e.nodeBefore.is("element","listItem")&&(t=e.nodeBefore),t){const e=t.getAttribute("listIndent");if(e>0)for(;o&&o.is("element","listItem");)o._setAttribute("listIndent",o.getAttribute("listIndent")+e),o=o.nextSibling}}}function ym(e){const t=new Xs({startPosition:e});let n;do{n=t.next()}while(!n.value.item.is("element","listItem"));return n.value.item}function xm(e,t,n,i,o,r){const s=lm(t.nodeBefore,{sameIndent:!0,smallerIndent:!0,listIndent:e,foo:"b"}),a=o.mapper,c=o.writer,l=s?s.getAttribute("listIndent"):null;let u;if(s)if(l==e){const e=a.toViewElement(s).parent;u=c.createPositionAfter(e)}else{const e=r.createPositionAt(s,"end");u=a.toViewPosition(e)}else u=n;u=cm(u);for(const e of[...i.getChildren()])Am(e)&&(u=c.move(c.createRangeOn(e),u).end,am(c,e,e.nextSibling),am(c,e.previousSibling,e))}function Am(e){return e.is("element","ol")||e.is("element","ul")}class Cm extends Qe{static get pluginName(){return"ListEditing"}static get requires(){return[Qd,eh]}init(){const e=this.editor;e.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const t=e.data,n=e.editing;var i;e.model.document.registerPostFixer(t=>function(e,t){const n=e.document.differ.getChanges(),i=new Map;let o=!1;for(const i of n)if("insert"==i.type&&"listItem"==i.name)r(i.position);else if("insert"==i.type&&"listItem"!=i.name){if("$text"!=i.name){const n=i.position.nodeAfter;n.hasAttribute("listIndent")&&(t.removeAttribute("listIndent",n),o=!0),n.hasAttribute("listType")&&(t.removeAttribute("listType",n),o=!0),n.hasAttribute("listStyle")&&(t.removeAttribute("listStyle",n),o=!0);for(const t of Array.from(e.createRangeIn(n)).filter(e=>e.item.is("element","listItem")))r(t.previousPosition)}r(i.position.getShiftedBy(i.length))}else"remove"==i.type&&"listItem"==i.name?r(i.position):("attribute"==i.type&&"listIndent"==i.attributeKey||"attribute"==i.type&&"listType"==i.attributeKey)&&r(i.range.start);for(const e of i.values())s(e),a(e);return o;function r(e){const t=e.nodeBefore;if(t&&t.is("element","listItem")){let e=t;if(i.has(e))return;for(let t=e.previousSibling;t&&t.is("element","listItem");t=e.previousSibling)if(e=t,i.has(e))return;i.set(t,e)}else{const t=e.nodeAfter;t&&t.is("element","listItem")&&i.set(t,t)}}function s(e){let n=0,i=null;for(;e&&e.is("element","listItem");){const r=e.getAttribute("listIndent");if(r>n){let s;null===i?(i=r-n,s=n):(i>r&&(i=r),s=r-i),t.setAttribute("listIndent",s,e),o=!0}else i=null,n=e.getAttribute("listIndent")+1;e=e.nextSibling}}function a(e){let n=[],i=null;for(;e&&e.is("element","listItem");){const r=e.getAttribute("listIndent");if(i&&i.getAttribute("listIndent")>r&&(n=n.slice(0,r+1)),0!=r)if(n[r]){const i=n[r];e.getAttribute("listType")!=i&&(t.setAttribute("listType",i,e),o=!0)}else n[r]=e.getAttribute("listType");i=e,e=e.nextSibling}}}(e.model,t)),n.mapper.registerViewToModelLength("li",Em),t.mapper.registerViewToModelLength("li",Em),n.mapper.on("modelToViewPosition",km(n.view)),n.mapper.on("viewToModelPosition",(i=e.model,(e,t)=>{const n=t.viewPosition,o=n.parent,r=t.mapper;if("ul"==o.name||"ol"==o.name){if(n.isAtEnd){const e=r.toModelElement(n.nodeBefore),o=r.getModelLength(n.nodeBefore);t.modelPosition=i.createPositionBefore(e).getShiftedBy(o)}else{const e=r.toModelElement(n.nodeAfter);t.modelPosition=i.createPositionBefore(e)}e.stop()}else if("li"==o.name&&n.nodeBefore&&("ul"==n.nodeBefore.name||"ol"==n.nodeBefore.name)){const s=r.toModelElement(o);let a=1,c=n.nodeBefore;for(;c&&Am(c);)a+=r.getModelLength(c),c=c.previousSibling;t.modelPosition=i.createPositionBefore(s).getShiftedBy(a),e.stop()}})),t.mapper.on("modelToViewPosition",km(n.view)),e.conversion.for("editingDowncast").add(t=>{t.on("insert",gm,{priority:"high"}),t.on("insert:listItem",hm(e.model)),t.on("attribute:listType:listItem",fm,{priority:"high"}),t.on("attribute:listType:listItem",pm,{priority:"low"}),t.on("attribute:listIndent:listItem",function(e){return(t,n,i)=>{if(!i.consumable.consume(n.item,"attribute:listIndent"))return;const o=i.mapper.toViewElement(n.item),r=i.writer;r.breakContainer(r.createPositionBefore(o)),r.breakContainer(r.createPositionAfter(o));const s=o.parent,a=s.previousSibling,c=r.createRangeOn(s);r.remove(c),a&&a.nextSibling&&am(r,a,a.nextSibling),xm(n.attributeOldValue+1,n.range.start,c.start,o,i,e),sm(n.item,o,i,e);for(const e of n.item.getChildren())i.consumable.consume(e,"insert")}}(e.model)),t.on("remove:listItem",function(e){return(t,n,i)=>{const o=i.mapper.toViewPosition(n.position).getLastMatchingPosition(e=>!e.item.is("element","li")).nodeAfter,r=i.writer;r.breakContainer(r.createPositionBefore(o)),r.breakContainer(r.createPositionAfter(o));const s=o.parent,a=s.previousSibling,c=r.createRangeOn(s),l=r.remove(c);a&&a.nextSibling&&am(r,a,a.nextSibling);xm(i.mapper.toModelElement(o).getAttribute("listIndent")+1,n.position,c.start,o,i,e);for(const e of r.createRangeIn(l).getItems())i.mapper.unbindViewElement(e);t.stop()}}(e.model)),t.on("remove",mm,{priority:"low"})}),e.conversion.for("dataDowncast").add(t=>{t.on("insert",gm,{priority:"high"}),t.on("insert:listItem",hm(e.model))}),e.conversion.for("upcast").add(e=>{e.on("element:ul",wm,{priority:"high"}),e.on("element:ol",wm,{priority:"high"}),e.on("element:li",vm,{priority:"high"}),e.on("element:li",bm)}),e.model.on("insertContent",_m,{priority:"high"}),e.commands.add("numberedList",new tm(e,"numbered")),e.commands.add("bulletedList",new tm(e,"bulleted")),e.commands.add("indentList",new om(e,"forward")),e.commands.add("outdentList",new om(e,"backward"));const o=n.view.document;this.listenTo(o,"enter",(e,t)=>{const n=this.editor.model.document,i=n.selection.getLastPosition().parent;n.selection.isCollapsed&&"listItem"==i.name&&i.isEmpty&&(this.editor.execute("outdentList"),t.preventDefault(),e.stop())},{context:"li"}),this.listenTo(o,"delete",(e,t)=>{if("backward"!==t.direction)return;const n=this.editor.model.document.selection;if(!n.isCollapsed)return;const i=n.getFirstPosition();if(!i.isAtStart)return;const o=i.parent;if("listItem"!==o.name)return;o.previousSibling&&"listItem"===o.previousSibling.name||(this.editor.execute("outdentList"),t.preventDefault(),e.stop())},{context:"li"});const r=e=>(t,n)=>{this.editor.commands.get(e).isEnabled&&(this.editor.execute(e),n())};e.keystrokes.set("Tab",r("indentList")),e.keystrokes.set("Shift+Tab",r("outdentList"))}afterInit(){const e=this.editor.commands,t=e.get("indent"),n=e.get("outdent");t&&t.registerChildCommand(e.get("indentList")),n&&n.registerChildCommand(e.get("outdentList"))}}function Em(e){let t=1;for(const n of e.getChildren())if("ul"==n.name||"ol"==n.name)for(const e of n.getChildren())t+=Em(e);return t}class Tm extends Qe{static get pluginName(){return"ListUI"}init(){const e=this.editor.t;um(this.editor,"numberedList",e("Numbered List"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM3.5 3v5H2V3.7H1v-1h2.5V3zM.343 17.857l2.59-3.257H2.92a.6.6 0 1 0-1.04 0H.302a2 2 0 1 1 3.995 0h-.001c-.048.405-.16.734-.333.988-.175.254-.59.692-1.244 1.312H4.3v1h-4l.043-.043zM7 14.75a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z"/></svg>'),um(this.editor,"bulletedList",e("Bulleted List"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0C1 4.784 1.777 4 2.75 4c.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75C1.784 7.5 1 6.723 1 5.75zm6 9c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0c0-.966.777-1.75 1.75-1.75.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75-.966 0-1.75-.777-1.75-1.75z"/></svg>')}}class Sm extends Qe{static get requires(){return[Cm,Tm]}static get pluginName(){return"List"}}class Pm extends Ze{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=t.selection.getAttribute(this.attributeKey),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=e.value;t.change(e=>{if(n.isCollapsed)i?e.setSelectionAttribute(this.attributeKey,i):e.removeSelectionAttribute(this.attributeKey);else{const o=t.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const t of o)i?e.setAttribute(this.attributeKey,i,t):e.removeAttribute(this.attributeKey,t)}})}}class Im extends Xn{constructor(e){super(e),this.set("isEmpty",!0),this.on("change",()=>{this.set("isEmpty",0===this.length)})}add(e,t){this.find(t=>t.color===e.color)||super.add(e,t)}hasColor(e){return!!this.find(t=>t.color===e)}}Ke(Im,Ue);n(110);class Mm extends Ol{constructor(e,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r}){super(e),this.items=this.createCollection(),this.colorDefinitions=t,this.focusTracker=new Ns,this.keystrokes=new js,this.set("selectedColor"),this.removeButtonLabel=i,this.columns=n,this.documentColors=new Im,this.documentColorsCount=r,this._focusCycler=new ru({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this._documentColorsLabel=o,this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-table"]},children:this.items}),this.items.add(this._removeColorButton())}updateDocumentColors(e,t){const n=e.document,i=this.documentColorsCount;this.documentColors.clear();for(const o of n.getRootNames()){const r=n.getRoot(o),s=e.createRangeIn(r);for(const e of s.getItems())if(e.is("$textProxy")&&e.hasAttribute(t)&&(this._addColorToDocumentColors(e.getAttribute(t)),this.documentColors.length>=i))return}}updateSelectedColors(){const e=this.documentColorsGrid,t=this.staticColorsGrid,n=this.selectedColor;t.selectedColor=n,e&&(e.selectedColor=n)}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.keystrokes.listenTo(this.element)}appendGrids(){if(!this.staticColorsGrid&&(this.staticColorsGrid=this._createStaticColorsGrid(),this.items.add(this.staticColorsGrid),this.documentColorsCount)){const e=Rl.bind(this.documentColors,this.documentColors),t=new Mu(this.locale);t.text=this._documentColorsLabel,t.extendTemplate({attributes:{class:["ck","ck-color-grid__label",e.if("isEmpty","ck-hidden")]}}),this.items.add(t),this.documentColorsGrid=this._createDocumentColorsGrid(),this.items.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_removeColorButton(){const e=new tu;return e.set({withText:!0,icon:Tl.eraser,tooltip:!0,label:this.removeButtonLabel}),e.class="ck-color-table__remove-color",e.on("execute",()=>{this.fire("execute",{value:null})}),e}_createStaticColorsGrid(){const e=new au(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});return e.delegate("execute").to(this),e}_createDocumentColorsGrid(){const e=Rl.bind(this.documentColors,this.documentColors),t=new au(this.locale,{columns:this.columns});return t.delegate("execute").to(this),t.extendTemplate({attributes:{class:e.if("isEmpty","ck-hidden")}}),t.items.bindTo(this.documentColors).using(e=>{const t=new ou;return t.set({color:e.color,hasBorder:e.options&&e.options.hasBorder}),e.label&&t.set({label:e.label,tooltip:!0}),t.on("execute",()=>{this.fire("execute",{value:e.color})}),t}),this.documentColors.on("change:isEmpty",(e,n,i)=>{i&&(t.selectedColor=null)}),t}_addColorToDocumentColors(e){const t=this.colorDefinitions.find(t=>t.color===e);t?this.documentColors.add(Object.assign({},t)):this.documentColors.add({color:e,label:e,options:{hasBorder:!1}})}}function Om(e,t){const n={model:{key:e,values:[]},view:{},upcastAlso:{}};for(const e of t)n.model.values.push(e.model),n.view[e.model]=e.view,e.upcastAlso&&(n.upcastAlso[e.model]=e.upcastAlso);return n}function Rm(e){return t=>t.getStyle(e).replace(/\s/g,"")}function Nm(e){return(t,{writer:n})=>n.createAttributeElement("span",{style:`${e}:${t}`},{priority:7})}class jm extends Pm{constructor(e){super(e,"fontFamily")}}function zm(e){return e.map(Lm).filter(e=>!!e)}function Lm(e){return"object"==typeof e?e:"default"===e?{title:"Default",model:void 0}:"string"==typeof e?function(e){const t=e.replace(/"|'/g,"").split(","),n=t[0],i=t.map(Dm).join(", ");return{title:n,model:i,view:{name:"span",styles:{"font-family":i},priority:7}}}(e):void 0}function Dm(e){return(e=e.trim()).indexOf(" ")>0&&(e=`'${e}'`),e}class Vm extends Qe{static get pluginName(){return"FontFamilyEditing"}constructor(e){super(e),e.config.define("fontFamily",{options:["default","Arial, Helvetica, sans-serif","Courier New, Courier, monospace","Georgia, serif","Lucida Sans Unicode, Lucida Grande, sans-serif","Tahoma, Geneva, sans-serif","Times New Roman, Times, serif","Trebuchet MS, Helvetica, sans-serif","Verdana, Geneva, sans-serif"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"fontFamily"}),e.model.schema.setAttributeProperties("fontFamily",{isFormatting:!0,copyOnEnter:!0});const t=Om("fontFamily",zm(e.config.get("fontFamily.options")).filter(e=>e.model));e.config.get("fontFamily.supportAllValues")?(this._prepareAnyValueConverters(),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(t),e.commands.add("fontFamily",new jm(e))}_prepareAnyValueConverters(){const e=this.editor;e.conversion.for("downcast").attributeToElement({model:"fontFamily",view:(e,{writer:t})=>t.createAttributeElement("span",{style:"font-family:"+e},{priority:7})}),e.conversion.for("upcast").elementToAttribute({model:{key:"fontFamily",value:e=>e.getStyle("font-family")},view:{name:"span",styles:{"font-family":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{face:/.*/}},model:{key:"fontFamily",value:e=>e.getAttribute("face")}})}}class Bm extends Qe{static get pluginName(){return"FontFamilyUI"}init(){const e=this.editor,t=e.t,n=this._getLocalizedOptions(),i=e.commands.get("fontFamily");e.ui.componentFactory.add("fontFamily",o=>{const r=Tu(o);return Pu(r,function(e,t){const n=new Xn;for(const i of e){const e={type:"button",model:new Vu({commandName:"fontFamily",commandParam:i.model,label:i.title,withText:!0})};e.model.bind("isOn").to(t,"value",e=>e===i.model||!(!e||!i.model)&&e.split(",")[0].replace(/'/g,"").toLowerCase()===i.model.toLowerCase()),i.view&&i.view.styles&&e.model.set("labelStyle","font-family: "+i.view.styles["font-family"]),n.add(e)}return n}(n,i)),r.buttonView.set({label:t("Font Family"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.03 3h6.149a.75.75 0 1 1 0 1.5h-5.514L11.03 3zm1.27 3h4.879a.75.75 0 1 1 0 1.5h-4.244L12.3 6zm1.27 3h3.609a.75.75 0 1 1 0 1.5h-2.973L13.57 9zm-2.754 2.5L8.038 4.785 5.261 11.5h5.555zm.62 1.5H4.641l-1.666 4.028H1.312l5.789-14h1.875l5.789 14h-1.663L11.436 13z"/></svg>',tooltip:!0}),r.extendTemplate({attributes:{class:"ck-font-family-dropdown"}}),r.bind("isEnabled").to(i),this.listenTo(r,"execute",t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()}),r})}_getLocalizedOptions(){const e=this.editor,t=e.t;return zm(e.config.get("fontFamily").options).map(e=>("Default"===e.title&&(e.title=t("Default")),e))}}class Fm extends Qe{static get requires(){return[Vm,Bm]}static get pluginName(){return"FontFamily"}}class Hm extends Pm{constructor(e){super(e,"fontSize")}}function Um(e){return e.map(e=>function(e){if(t=e,"object"==typeof t&&t.title&&t.model&&t.view)return qm(e);var t;const n=function(e){return Wm[e]||Wm[e.model]}(e);if(n)return qm(n);if("default"===e)return{model:void 0,title:"Default"};if(function(e){let t;if("object"==typeof e){if(!e.model)throw new c.a("font-size-invalid-definition",null,e);t=parseFloat(e.model)}else t=parseFloat(e);return isNaN(t)}(e))return;return function(e){"number"!=typeof e&&"string"!=typeof e||(e={title:String(e),model:parseFloat(e)+"px"});return e.view={name:"span",styles:{"font-size":e.model}},qm(e)}(e)}(e)).filter(e=>!!e)}const Wm={get tiny(){return{title:"Tiny",model:"tiny",view:{name:"span",classes:"text-tiny",priority:7}}},get small(){return{title:"Small",model:"small",view:{name:"span",classes:"text-small",priority:7}}},get big(){return{title:"Big",model:"big",view:{name:"span",classes:"text-big",priority:7}}},get huge(){return{title:"Huge",model:"huge",view:{name:"span",classes:"text-huge",priority:7}}}};function qm(e){return e.view.priority||(e.view.priority=7),e}const $m=["x-small","x-small","small","medium","large","x-large","xx-large","xxx-large"];class Ym extends Qe{static get pluginName(){return"FontSizeEditing"}constructor(e){super(e),e.config.define("fontSize",{options:["tiny","small","default","big","huge"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"fontSize"}),e.model.schema.setAttributeProperties("fontSize",{isFormatting:!0,copyOnEnter:!0});const t=e.config.get("fontSize.supportAllValues"),n=Om("fontSize",Um(this.editor.config.get("fontSize.options")).filter(e=>e.model));t?(this._prepareAnyValueConverters(n),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(n),e.commands.add("fontSize",new Hm(e))}_prepareAnyValueConverters(e){const t=this.editor,n=e.model.values.filter(e=>{return!Ed(String(e))&&(t=String(e),!Td.test(t));var t});if(n.length)throw new c.a("font-size-invalid-use-of-named-presets",null,{presets:n});t.conversion.for("downcast").attributeToElement({model:"fontSize",view:(e,{writer:t})=>{if(e)return t.createAttributeElement("span",{style:"font-size:"+e},{priority:7})}}),t.conversion.for("upcast").elementToAttribute({model:{key:"fontSize",value:e=>e.getStyle("font-size")},view:{name:"span",styles:{"font-size":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{size:/^[+-]?\d{1,3}$/}},model:{key:"fontSize",value:e=>{const t=e.getAttribute("size"),n="-"===t[0]||"+"===t[0];let i=parseInt(t,10);n&&(i=3+i);const o=$m.length-1,r=Math.min(Math.max(i,0),o);return $m[r]}}})}}n(112);class Gm extends Qe{static get pluginName(){return"FontSizeUI"}init(){const e=this.editor,t=e.t,n=this._getLocalizedOptions(),i=e.commands.get("fontSize");e.ui.componentFactory.add("fontSize",o=>{const r=Tu(o);return Pu(r,function(e,t){const n=new Xn;for(const i of e){const e={type:"button",model:new Vu({commandName:"fontSize",commandParam:i.model,label:i.title,class:"ck-fontsize-option",withText:!0})};i.view&&i.view.styles&&e.model.set("labelStyle","font-size:"+i.view.styles["font-size"]),i.view&&i.view.classes&&e.model.set("class",`${e.model.class} ${i.view.classes}`),e.model.bind("isOn").to(t,"value",e=>e===i.model),n.add(e)}return n}(n,i)),r.buttonView.set({label:t("Font Size"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.816 11.5 7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z"/></svg>',tooltip:!0}),r.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}}),r.bind("isEnabled").to(i),this.listenTo(r,"execute",t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()}),r})}_getLocalizedOptions(){const e=this.editor,t=e.t,n={Default:t("Default"),Tiny:t("Tiny"),Small:t("Small"),Big:t("Big"),Huge:t("Huge")};return Um(e.config.get("fontSize").options).map(e=>{const t=n[e.title];return t&&t!=e.title&&(e=Object.assign({},e,{title:t})),e})}}class Km extends Qe{static get requires(){return[Ym,Gm]}static get pluginName(){return"FontSize"}}class Qm extends Pm{constructor(e){super(e,"fontColor")}}class Jm extends Qe{static get pluginName(){return"FontColorEditing"}constructor(e){super(e),e.config.define("fontColor",{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:"fontColor",value:Rm("color")}}),e.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{color:/^#?\w+$/}},model:{key:"fontColor",value:e=>e.getAttribute("color")}}),e.conversion.for("downcast").attributeToElement({model:"fontColor",view:Nm("color")}),e.commands.add("fontColor",new Qm(e)),e.model.schema.extend("$text",{allowAttributes:"fontColor"}),e.model.schema.setAttributeProperties("fontColor",{isFormatting:!0,copyOnEnter:!0})}}class Zm extends Qe{constructor(e,{commandName:t,icon:n,componentName:i,dropdownLabel:o}){super(e),this.commandName=t,this.componentName=i,this.icon=n,this.dropdownLabel=o,this.columns=e.config.get(this.componentName+".columns"),this.colorTableView=void 0}init(){const e=this.editor,t=e.locale,n=t.t,i=e.commands.get(this.commandName);const o=function(e,t){const n=e.t,i={Black:n("Black"),"Dim grey":n("Dim grey"),Grey:n("Grey"),"Light grey":n("Light grey"),White:n("White"),Red:n("Red"),Orange:n("Orange"),Yellow:n("Yellow"),"Light green":n("Light green"),Green:n("Green"),Aquamarine:n("Aquamarine"),Turquoise:n("Turquoise"),"Light blue":n("Light blue"),Blue:n("Blue"),Purple:n("Purple")};return t.map(e=>{const t=i[e.label];return t&&t!=e.label&&(e.label=t),e})}(t,e.config.get(this.componentName).colors.map(iu).filter(e=>!!e)),r=e.config.get(this.componentName+".documentColors");e.ui.componentFactory.add(this.componentName,t=>{const s=Tu(t);return this.colorTableView=function({dropdownView:e,colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r}){const s=e.locale,a=new Mm(s,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r});return e.colorTableView=a,e.panelView.children.add(a),a.delegate("execute").to(e,"execute"),a}({dropdownView:s,colors:o.map(e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}})),columns:this.columns,removeButtonLabel:n("Remove color"),documentColorsLabel:0!==r?n("Document colors"):void 0,documentColorsCount:void 0===r?this.columns:r}),this.colorTableView.bind("selectedColor").to(i,"value"),s.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:!0}),s.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}}),s.bind("isEnabled").to(i),s.on("execute",(t,n)=>{e.execute(this.commandName,n),e.editing.view.focus()}),s.on("change:isOpen",(t,n,i)=>{s.colorTableView.appendGrids(),i&&(0!==r&&this.colorTableView.updateDocumentColors(e.model,this.componentName),this.colorTableView.updateSelectedColors())}),s})}}class Xm extends Zm{constructor(e){super(e,{commandName:"fontColor",componentName:"fontColor",icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.4 10.3 10 4.5l-2.4 5.8h4.8zm.5 1.2H7.1L5.7 15H4.2l5-12h1.6l5 12h-1.5L13 11.5zm3.1 7H4a1 1 0 0 1 0-2h12a1 1 0 0 1 0 2z"/></svg>',dropdownLabel:(0,e.locale.t)("Font Color")})}static get pluginName(){return"FontColorUI"}}class eb extends Qe{static get requires(){return[Jm,Xm]}static get pluginName(){return"FontColor"}}class tb extends Pm{constructor(e){super(e,"fontBackgroundColor")}}class nb extends Qe{static get pluginName(){return"FontBackgroundColorEditing"}constructor(e){super(e),e.config.define("fontBackgroundColor",{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.data.addStyleProcessorRules(Bd),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{"background-color":/[\s\S]+/}},model:{key:"fontBackgroundColor",value:Rm("background-color")}}),e.conversion.for("downcast").attributeToElement({model:"fontBackgroundColor",view:Nm("background-color")}),e.commands.add("fontBackgroundColor",new tb(e)),e.model.schema.extend("$text",{allowAttributes:"fontBackgroundColor"}),e.model.schema.setAttributeProperties("fontBackgroundColor",{isFormatting:!0,copyOnEnter:!0})}}class ib extends Zm{constructor(e){super(e,{commandName:"fontBackgroundColor",componentName:"fontBackgroundColor",icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M4 2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm8.38 9.262H7.62L10 5.506l2.38 5.756zm.532 1.285L14.34 16h1.426L10.804 4H9.196L4.234 16H5.66l1.428-3.453h5.824z"/></svg>',dropdownLabel:(0,e.locale.t)("Font Background 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Tr(n,{blockFillerMode:"nbsp"}),o=e.createDocumentFragment(),r=e.body.childNodes;for(;r.length>0;)o.appendChild(r[0]);return i.domToView(o,{skipComments:!0})}(o,t),a=function(e){const t=[],n=[],i=Array.from(e.getElementsByTagName("style"));for(const e of i)e.sheet&&e.sheet.cssRules&&e.sheet.cssRules.length&&(t.push(e.sheet),n.push(e.innerHTML));return{styles:t,stylesString:n.join(" ")}}(o);return{body:s,bodyString:r,styles:a.styles,stylesString:a.stylesString}}class wb extends Qe{static get pluginName(){return"PasteFromOffice"}static get requires(){return[Ip]}init(){const e=this.editor,t=e.editing.view.document,n=[];n.push(new gb(t)),n.push(new db(t)),e.plugins.get("ClipboardPipeline").on("inputTransformation",(e,i)=>{if(i._isTransformedWithPasteFromOffice)return;const o=i.dataTransfer.getData("text/html"),r=n.find(e=>e.isActive(o));r&&(i._parsedData=bb(o,t.stylesProcessor),r.execute(i),i._isTransformedWithPasteFromOffice=!0)},{priority:"high"})}}class vb extends Ze{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=this._getValueFromFirstAllowedNode(),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(n.isCollapsed)i?e.setSelectionAttribute(this.attributeKey,!0):e.removeSelectionAttribute(this.attributeKey);else{const o=t.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const t of o)i?e.setAttribute(this.attributeKey,i,t):e.removeAttribute(this.attributeKey,t)}})}_getValueFromFirstAllowedNode(){const e=this.editor.model,t=e.schema,n=e.document.selection;if(n.isCollapsed)return n.hasAttribute(this.attributeKey);for(const e of n.getRanges())for(const n of e.getItems())if(t.checkAttribute(n,this.attributeKey))return n.hasAttribute(this.attributeKey);return!1}}class kb extends Qe{static get pluginName(){return"StrikethroughEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"strikethrough"}),e.model.schema.setAttributeProperties("strikethrough",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"strikethrough",view:"s",upcastAlso:["del","strike",{styles:{"text-decoration":"line-through"}}]}),e.commands.add("strikethrough",new vb(e,"strikethrough")),e.keystrokes.set("CTRL+SHIFT+X","strikethrough")}}class _b extends Qe{static get pluginName(){return"StrikethroughUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("strikethrough",n=>{const i=e.commands.get("strikethrough"),o=new tu(n);return o.set({label:t("Strikethrough"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 16.4c-.8-.4-1.5-.9-2.2-1.5a.6.6 0 0 1-.2-.5l.3-.6h1c1 1.2 2.1 1.7 3.7 1.7 1 0 1.8-.3 2.3-.6.6-.4.6-1.2.6-1.3.2-1.2-.9-2.1-.9-2.1h2.1c.3.7.4 1.2.4 1.7v.8l-.6 1.2c-.6.8-1.1 1-1.6 1.2a6 6 0 0 1-2.4.6c-1 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vb(e,xb)),e.plugins.get(og).registerAttribute(xb),fg(e,xb,"code","ck-code_selected")}}n(26);class Cb extends Qe{static get pluginName(){return"CodeUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("code",n=>{const i=e.commands.get("code"),o=new tu(n);return o.set({label:t("Code"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m12.5 5.7 5.2 3.9v1.3l-5.6 4c-.1.2-.3.2-.5.2-.3-.1-.6-.7-.6-1l.3-.4 4.7-3.5L11.5 7l-.2-.2c-.1-.3-.1-.6 0-.8.2-.2.5-.4.8-.4a.8.8 0 0 1 .4.1zm-5.2 0L2 9.6v1.3l5.6 4c.1.2.3.2.5.2.3-.1.7-.7.6-1 0-.1 0-.3-.2-.4l-5-3.5L8.2 7l.2-.2c.1-.3.1-.6 0-.8-.2-.2-.5-.4-.8-.4a.8.8 0 0 0-.3.1z"/></svg>',tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("code"),e.editing.view.focus()}),o})}}class Eb extends Qe{static get requires(){return[Ab,Cb]}static get pluginName(){return"Code"}}class Tb extends Qe{static get pluginName(){return"SuperscriptEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"superscript"}),e.model.schema.setAttributeProperties("superscript",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"superscript",view:"sup",upcastAlso:[{styles:{"vertical-align":"super"}}]}),e.commands.add("superscript",new vb(e,"superscript"))}}class Sb extends Qe{static get pluginName(){return"SuperscriptUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("superscript",n=>{const i=e.commands.get("superscript"),o=new tu(n);return o.set({label:t("Superscript"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M15.677 8.678h2.549c.254 0 .447.05.58.152a.49.49 0 0 1 .201.413.54.54 0 0 1-.159.393c-.105.108-.266.162-.48.162h-3.594c-.245 0-.435-.066-.572-.197a.621.621 0 0 1-.205-.463c0-.114.044-.265.132-.453a1.62 1.62 0 0 1 .288-.444c.433-.436.824-.81 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xmlns="http://www.w3.org/2000/svg"><path d="M3 18v-1.5h14V18zm2.2-8V3.6c0-.4.4-.6.8-.6.3 0 .7.2.7.6v6.2c0 2 1.3 2.8 3.2 2.8 1.9 0 3.4-.9 3.4-2.9V3.6c0-.3.4-.5.8-.5.3 0 .7.2.7.5V10c0 2.7-2.2 4-4.9 4-2.6 0-4.7-1.2-4.7-4z"/></svg>',keystroke:"CTRL+U",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("underline"),e.editing.view.focus()}),o})}}class jb extends Qe{static get requires(){return[Rb,Nb]}static get pluginName(){return"Underline"}}const zb=["left","right","center","justify"];function Lb(e){return zb.includes(e)}function Db(e,t){return"rtl"==t.contentLanguageDirection?"right"===e:"left"===e}function Vb(e){const t=e.map(e=>{let t;return t="string"==typeof e?{name:e}:e,t}).filter(e=>{const t=!!zb.includes(e.name);return t||Object(c.b)("alignment-config-name-not-recognized",{option:e}),t}),n=t.filter(e=>!!e.className).length;if(n&&n<t.length)throw new c.a("alignment-config-classnames-are-missing",{configuredOptions:e});return t.forEach((t,n,i)=>{const o=i.slice(n+1);if(o.some(e=>e.name==t.name))throw new c.a("alignment-config-name-already-defined",{option:t,configuredOptions:e});if(t.className){if(o.some(e=>e.className==t.className))throw new c.a("alignment-config-classname-already-defined",{option:t,configuredOptions:e})}}),t}class Bb extends Ze{refresh(){const e=this.editor.locale,t=Rs(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=!!t&&this._canBeAligned(t),this.isEnabled&&t.hasAttribute("alignment")?this.value=t.getAttribute("alignment"):this.value="rtl"===e.contentLanguageDirection?"right":"left"}execute(e={}){const t=this.editor,n=t.locale,i=t.model,o=i.document,r=e.value;i.change(e=>{const t=Array.from(o.selection.getSelectedBlocks()).filter(e=>this._canBeAligned(e)),i=t[0].getAttribute("alignment");Db(r,n)||i===r||!r?function(e,t){for(const n of e)t.removeAttribute("alignment",n)}(t,e):function(e,t,n){for(const i of e)t.setAttribute("alignment",n,i)}(t,e,r)})}_canBeAligned(e){return this.editor.model.schema.checkAttribute(e,"alignment")}}class Fb extends Qe{static get pluginName(){return"AlignmentEditing"}constructor(e){super(e),e.config.define("alignment",{options:[...zb.map(e=>({name:e}))]})}init(){const e=this.editor,t=e.locale,n=e.model.schema,i=Vb(e.config.get("alignment.options")).filter(e=>Lb(e.name)&&!Db(e.name,t)),o=i.some(e=>!!e.className);n.extend("$block",{allowAttributes:"alignment"}),e.model.schema.setAttributeProperties("alignment",{isFormatting:!0}),o?e.conversion.attributeToAttribute(function(e){const t={model:{key:"alignment",values:e.map(e=>e.name)},view:{}};for(const n of e)t.view[n.name]={key:"class",value:n.className};return t}(i)):e.conversion.for("downcast").attributeToAttribute(function(e){const t={model:{key:"alignment",values:e.map(e=>e.name)},view:{}};for(const{name:n}of e)t.view[n]={key:"style",value:{"text-align":n}};return t}(i));const r=function(e){const t=[];for(const{name:n}of e)t.push({view:{key:"style",value:{"text-align":n}},model:{key:"alignment",value:n}});return t}(i);for(const t of r)e.conversion.for("upcast").attributeToAttribute(t);const s=function(e){const t=[];for(const{name:n}of e)t.push({view:{key:"align",value:n},model:{key:"alignment",value:n}});return t}(i);for(const t of s)e.conversion.for("upcast").attributeToAttribute(t);e.commands.add("alignment",new Bb(e))}}const Hb=new Map([["left",Tl.alignLeft],["right",Tl.alignRight],["center",Tl.alignCenter],["justify",Tl.alignJustify]]);class Ub extends Qe{get localizedOptionTitles(){const e=this.editor.t;return{left:e("Align left"),right:e("Align right"),center:e("Align center"),justify:e("Justify")}}static get pluginName(){return"AlignmentUI"}init(){const e=this.editor,t=e.ui.componentFactory,n=e.t,i=Vb(e.config.get("alignment.options"));i.map(e=>e.name).filter(Lb).forEach(e=>this._addButton(e)),t.add("alignment",e=>{const o=Tu(e),r=i.map(e=>t.create("alignment:"+e.name));Su(o,r),o.buttonView.set({label:n("Text alignment"),tooltip:!0}),o.toolbarView.isVertical=!0,o.toolbarView.ariaLabel=n("Text alignment toolbar"),o.extendTemplate({attributes:{class:"ck-alignment-dropdown"}});const s="rtl"===e.contentLanguageDirection?Hb.get("right"):Hb.get("left");return o.buttonView.bind("icon").toMany(r,"isOn",(...e)=>{const t=e.findIndex(e=>e);return t<0?s:r[t].icon}),o.bind("isEnabled").toMany(r,"isEnabled",(...e)=>e.some(e=>e)),o})}_addButton(e){const t=this.editor;t.ui.componentFactory.add("alignment:"+e,n=>{const i=t.commands.get("alignment"),o=new tu(n);return o.set({label:this.localizedOptionTitles[e],icon:Hb.get(e),tooltip:!0,isToggleable:!0}),o.bind("isEnabled").to(i),o.bind("isOn").to(i,"value",t=>t===e),this.listenTo(o,"execute",()=>{t.execute("alignment",{value:e}),t.editing.view.focus()}),o})}}class Wb extends Qe{static get requires(){return[Fb,Ub]}static get pluginName(){return"Alignment"}}class qb extends Qe{static get pluginName(){return"ItalicEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"italic"}),e.model.schema.setAttributeProperties("italic",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"italic",view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]}),e.commands.add("italic",new vb(e,"italic")),e.keystrokes.set("CTRL+I","italic")}}class $b extends Qe{static get pluginName(){return"ItalicUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("italic",n=>{const i=e.commands.get("italic"),o=new tu(n);return o.set({label:t("Italic"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m9.586 14.633.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 1.005-.334.157-.122.291-.32.404-.597l2.416-9.55a1.053 1.053 0 0 0-.281-.823 1.12 1.12 0 0 0-.442-.296H8.15a.6.6 0 0 1 0-1.2h6.443a.6.6 0 1 1 0 1.2h-1.195c-.376.056-.65.155-.823.296-.215.175-.423.439-.623.79l-2.366 9.347z"/></svg>',keystroke:"CTRL+I",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("italic"),e.editing.view.focus()}),o})}}class Yb extends Qe{static get requires(){return[qb,$b]}static get pluginName(){return"Italic"}}class Gb extends Qe{static get pluginName(){return"BoldEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"bold"}),e.model.schema.setAttributeProperties("bold",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"bold",view:"strong",upcastAlso:["b",e=>{const t=e.getStyle("font-weight");return t?"bold"==t||Number(t)>=600?{name:!0,styles:["font-weight"]}:void 0:null}]}),e.commands.add("bold",new vb(e,"bold")),e.keystrokes.set("CTRL+B","bold")}}class Kb extends Qe{static get pluginName(){return"BoldUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("bold",n=>{const i=e.commands.get("bold"),o=new tu(n);return o.set({label:t("Bold"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10.187 17H5.773c-.637 0-1.092-.138-1.364-.415-.273-.277-.409-.718-.409-1.323V4.738c0-.617.14-1.062.419-1.332.279-.27.73-.406 1.354-.406h4.68c.69 0 1.288.041 1.793.124.506.083.96.242 1.36.478.341.197.644.447.906.75a3.262 3.262 0 0 1 .808 2.162c0 1.401-.722 2.426-2.167 3.075C15.05 10.175 16 11.315 16 13.01a3.756 3.756 0 0 1-2.296 3.504 6.1 6.1 0 0 1-1.517.377c-.571.073-1.238.11-2 .11zm-.217-6.217H7v4.087h3.069c1.977 0 2.965-.69 2.965-2.072 0-.707-.256-1.22-.768-1.537-.512-.319-1.277-.478-2.296-.478zM7 5.13v3.619h2.606c.729 0 1.292-.067 1.69-.2a1.6 1.6 0 0 0 .91-.765c.165-.267.247-.566.247-.897 0-.707-.26-1.176-.778-1.409-.519-.232-1.31-.348-2.375-.348H7z"/></svg>',keystroke:"CTRL+B",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("bold"),e.editing.view.focus()}),o})}}class Qb extends Qe{static get requires(){return[Gb,Kb]}static get pluginName(){return"Bold"}}class Jb{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(e){Array.isArray(e)?e.forEach(e=>this._definitions.add(e)):this._definitions.add(e)}getDispatcher(){return e=>{e.on("attribute:linkHref",(e,t,n)=>{if(!n.consumable.test(t.item,"attribute:linkHref"))return;const i=n.writer,o=i.document.selection;for(const e of this._definitions){const r=i.createAttributeElement("a",e.attributes,{priority:5});e.classes&&i.addClass(e.classes,r);for(const t in e.styles)i.setStyle(t,e.styles[t],r);i.setCustomProperty("link",!0,r),e.callback(t.attributeNewValue)?t.item.is("selection")?i.wrap(o.getFirstRange(),r):i.wrap(n.mapper.toViewRange(t.range),r):i.unwrap(n.mapper.toViewRange(t.range),r)}},{priority:"high"})}}getDispatcherForLinkedImage(){return e=>{e.on("attribute:linkHref:imageBlock",(e,t,{writer:n,mapper:i})=>{const o=i.toViewElement(t.item),r=Array.from(o.getChildren()).find(e=>"a"===e.name);for(const e of this._definitions){const i=fi(e.attributes);if(e.callback(t.attributeNewValue)){for(const[e,t]of i)"class"===e?n.addClass(t,r):n.setAttribute(e,t,r);e.classes&&n.addClass(e.classes,r);for(const t in e.styles)n.setStyle(t,e.styles[t],r)}else{for(const[e,t]of i)"class"===e?n.removeClass(t,r):n.removeAttribute(e,r);e.classes&&n.removeClass(e.classes,r);for(const t in e.styles)n.removeStyle(t,r)}}})}}}var Zb=function(e,t,n){var i=e.length;return n=void 0===n?i:n,!t&&n>=i?e:ji(e,t,n)},Xb=RegExp("[\\u200d\\ud800-\\udfff\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff\\ufe0e\\ufe0f]");var ew=function(e){return Xb.test(e)};var tw=function(e){return e.split("")},nw="[\\ud800-\\udfff]",iw="[\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff]",ow="\\ud83c[\\udffb-\\udfff]",rw="[^\\ud800-\\udfff]",sw="(?:\\ud83c[\\udde6-\\uddff]){2}",aw="[\\ud800-\\udbff][\\udc00-\\udfff]",cw="(?:"+iw+"|"+ow+")"+"?",lw="[\\ufe0e\\ufe0f]?"+cw+("(?:\\u200d(?:"+[rw,sw,aw].join("|")+")[\\ufe0e\\ufe0f]?"+cw+")*"),uw="(?:"+[rw+iw+"?",iw,sw,aw,nw].join("|")+")",dw=RegExp(ow+"(?="+ow+")|"+uw+lw,"g");var hw=function(e){return e.match(dw)||[]};var fw=function(e){return ew(e)?hw(e):tw(e)};var pw=function(e){return function(t){t=Ii(t);var n=ew(t)?fw(t):void 0,i=n?n[0]:t.charAt(0),o=n?Zb(n,1).join(""):t.slice(1);return i[e]()+o}}("toUpperCase");const gw=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g,mw=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i,bw=/^[\S]+@((?![-_])(?:[-\w\u00a1-\uffff]{0,63}[^-_]\.))+(?:[a-z\u00a1-\uffff]{2,})$/i,ww=/^((\w+:(\/{2,})?)|(\W))/i;function vw(e,{writer:t}){const n=t.createAttributeElement("a",{href:e},{priority:5});return t.setCustomProperty("link",!0,n),n}function kw(e){return function(e){return e.replace(gw,"").match(mw)}(e=String(e))?e:"#"}function _w(e,t){return!!e&&t.checkAttribute(e.name,"linkHref")}function yw(e,t){const n=(i=e,bw.test(i)?"mailto:":t);var i;const o=!!n&&!ww.test(e);return e&&o?n+e:e}class xw extends Ze{constructor(e){super(e),this.manualDecorators=new Xn,this.automaticDecorators=new Jb}restoreManualDecoratorStates(){for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}refresh(){const e=this.editor.model,t=e.document.selection,n=t.getSelectedElement()||Rs(t.getSelectedBlocks());_w(n,e.schema)?(this.value=n.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(n,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"));for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}execute(e,t={}){const n=this.editor.model,i=n.document.selection,o=[],r=[];for(const e in t)t[e]?o.push(e):r.push(e);n.change(t=>{if(i.isCollapsed){const s=i.getFirstPosition();if(i.hasAttribute("linkHref")){const a=dg(s,"linkHref",i.getAttribute("linkHref"),n);t.setAttribute("linkHref",e,a),o.forEach(e=>{t.setAttribute(e,!0,a)}),r.forEach(e=>{t.removeAttribute(e,a)}),t.setSelection(t.createPositionAfter(a.end.nodeBefore))}else if(""!==e){const r=fi(i.getAttributes());r.set("linkHref",e),o.forEach(e=>{r.set(e,!0)});const{end:a}=n.insertContent(t.createText(e,r),s);t.setSelection(a)}["linkHref",...o,...r].forEach(e=>{t.removeSelectionAttribute(e)})}else{const s=n.schema.getValidRanges(i.getRanges(),"linkHref"),a=[];for(const e of i.getSelectedBlocks())n.schema.checkAttribute(e,"linkHref")&&a.push(t.createRangeOn(e));const c=a.slice();for(const e of s)this._isRangeToUpdate(e,a)&&c.push(e);for(const n of c)t.setAttribute("linkHref",e,n),o.forEach(e=>{t.setAttribute(e,!0,n)}),r.forEach(e=>{t.removeAttribute(e,n)})}})}_getDecoratorStateFromModel(e){const t=this.editor.model,n=t.document.selection,i=n.getSelectedElement();return _w(i,t.schema)?i.getAttribute(e):n.getAttribute(e)}_isRangeToUpdate(e,t){for(const n of t)if(n.containsRange(e))return!1;return!0}}class Aw extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=t.getSelectedElement();_w(n,e.schema)?this.isEnabled=e.schema.checkAttribute(n,"linkHref"):this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref")}execute(){const e=this.editor,t=this.editor.model,n=t.document.selection,i=e.commands.get("link");t.change(e=>{const o=n.isCollapsed?[dg(n.getFirstPosition(),"linkHref",n.getAttribute("linkHref"),t)]:t.schema.getValidRanges(n.getRanges(),"linkHref");for(const t of o)if(e.removeAttribute("linkHref",t),i)for(const n of i.manualDecorators)e.removeAttribute(n.id,t)})}}class Cw{constructor({id:e,label:t,attributes:n,classes:i,styles:o,defaultValue:r}){this.id=e,this.set("value"),this.defaultValue=r,this.label=t,this.attributes=n,this.classes=i,this.styles=o}_createPattern(){return{attributes:this.attributes,classes:this.classes,styles:this.styles}}}Ke(Cw,Ue);n(115);const Ew=/^(https?:)?\/\//;class Tw extends Qe{static get pluginName(){return"LinkEditing"}static get requires(){return[og,eg,Ip]}constructor(e){super(e),e.config.define("link",{addTargetToExternalLinks:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"linkHref"}),e.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:vw}),e.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(e,t)=>vw(kw(e),t)}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:!0}},model:{key:"linkHref",value:e=>e.getAttribute("href")}}),e.commands.add("link",new xw(e)),e.commands.add("unlink",new Aw(e));const t=function(e,t){const n={"Open in a new tab":e("Open in a new tab"),Downloadable:e("Downloadable")};return t.forEach(e=>(e.label&&n[e.label]&&(e.label=n[e.label]),e)),t}(e.t,function(e){const t=[];if(e)for(const[n,i]of Object.entries(e)){const e=Object.assign({},i,{id:"link"+pw(n)});t.push(e)}return t}(e.config.get("link.decorators")));this._enableAutomaticDecorators(t.filter(e=>"automatic"===e.mode)),this._enableManualDecorators(t.filter(e=>"manual"===e.mode));e.plugins.get(og).registerAttribute("linkHref"),fg(e,"linkHref","a","ck-link_selected"),this._enableInsertContentSelectionAttributesFixer(),this._enableClickingAfterLink(),this._enableTypingOverLink(),this._handleDeleteContentAfterLink()}_enableAutomaticDecorators(e){const t=this.editor,n=t.commands.get("link").automaticDecorators;t.config.get("link.addTargetToExternalLinks")&&n.add({id:"linkIsExternal",mode:"automatic",callback:e=>Ew.test(e),attributes:{target:"_blank",rel:"noopener noreferrer"}}),n.add(e),n.length&&t.conversion.for("downcast").add(n.getDispatcher())}_enableManualDecorators(e){if(!e.length)return;const t=this.editor,n=t.commands.get("link").manualDecorators;e.forEach(e=>{t.model.schema.extend("$text",{allowAttributes:e.id}),e=new Cw(e),n.add(e),t.conversion.for("downcast").attributeToElement({model:e.id,view:(t,{writer:n})=>{if(t){const t=n.createAttributeElement("a",e.attributes,{priority:5});e.classes&&n.addClass(e.classes,t);for(const i in e.styles)n.setStyle(i,e.styles[i],t);return n.setCustomProperty("link",!0,t),t}}}),t.conversion.for("upcast").elementToAttribute({view:{name:"a",...e._createPattern()},model:{key:e.id}})})}_enableInsertContentSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection;this.listenTo(e,"insertContent",()=>{const n=t.anchor.nodeBefore,i=t.anchor.nodeAfter;t.hasAttribute("linkHref")&&n&&n.hasAttribute("linkHref")&&(i&&i.hasAttribute("linkHref")||e.change(t=>{Sw(t,Iw(e.schema))}))},{priority:"low"})}_enableClickingAfterLink(){const e=this.editor,t=e.model;e.editing.view.addObserver(md);let n=!1;this.listenTo(e.editing.view.document,"mousedown",()=>{n=!0}),this.listenTo(e.editing.view.document,"selectionChange",()=>{if(!n)return;n=!1;const e=t.document.selection;if(!e.isCollapsed)return;if(!e.hasAttribute("linkHref"))return;const i=e.getFirstPosition(),o=dg(i,"linkHref",e.getAttribute("linkHref"),t);(i.isTouching(o.start)||i.isTouching(o.end))&&t.change(e=>{Sw(e,Iw(t.schema))})})}_enableTypingOverLink(){const e=this.editor,t=e.editing.view;let n,i;this.listenTo(t.document,"delete",()=>{i=!0},{priority:"high"}),this.listenTo(e.model,"deleteContent",()=>{const t=e.model.document.selection;t.isCollapsed||(i?i=!1:Pw(e)&&function(e){const t=e.document.selection,n=t.getFirstPosition(),i=t.getLastPosition(),o=n.nodeAfter;if(!o)return!1;if(!o.is("$text"))return!1;if(!o.hasAttribute("linkHref"))return!1;const r=i.textNode||i.nodeBefore;if(o===r)return!0;return dg(n,"linkHref",o.getAttribute("linkHref"),e).containsRange(e.createRange(n,i),!0)}(e.model)&&(n=t.getAttributes()))},{priority:"high"}),this.listenTo(e.model,"insertContent",(t,[o])=>{i=!1,Pw(e)&&n&&(e.model.change(e=>{for(const[t,i]of n)e.setAttribute(t,i,o)}),n=null)},{priority:"high"})}_handleDeleteContentAfterLink(){const e=this.editor,t=e.model,n=t.document.selection,i=e.editing.view;let o=!1,r=!1;this.listenTo(i.document,"delete",(e,t)=>{r=t.domEvent.keyCode===Oo.backspace},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{o=!1;const e=n.getFirstPosition(),i=n.getAttribute("linkHref");if(!i)return;const r=dg(e,"linkHref",i,t);o=r.containsPosition(e)||r.end.isEqual(e)},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{r&&(r=!1,o||e.model.enqueueChange(e=>{Sw(e,Iw(t.schema))}))},{priority:"low"})}}function Sw(e,t){e.removeSelectionAttribute("linkHref");for(const n of t)e.removeSelectionAttribute(n)}function Pw(e){return e.plugins.get("Input").isInput(e.model.change(e=>e.batch))}function Iw(e){return e.getDefinition("$text").allowAttributes.filter(e=>e.startsWith("link"))}n(13),n(118);class Mw extends Ol{constructor(e,t){super(e);const n=e.t;this.focusTracker=new Ns,this.keystrokes=new js,this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(n("Save"),Tl.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(n("Cancel"),Tl.cancel,"ck-button-cancel","cancel"),this._manualDecoratorSwitches=this._createManualDecoratorSwitches(t),this.children=this._createFormChildren(t.manualDecorators),this._focusables=new Ml,this._focusCycler=new ru({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const i=["ck","ck-link-form","ck-responsive-form"];t.manualDecorators.length&&i.push("ck-link-form_layout-vertical","ck-vertical-form"),this.setTemplate({tag:"form",attributes:{class:i,tabindex:"-1"},children:this.children}),Pl(this)}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce((e,t)=>(e[t.name]=t.isOn,e),{})}render(){super.render(),Il({view:this});[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const e=this.locale.t,t=new zu(this.locale,Lu);return t.label=e("Link URL"),t}_createButton(e,t,n,i){const o=new tu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}_createManualDecoratorSwitches(e){const t=this.createCollection();for(const n of e.manualDecorators){const i=new nu(this.locale);i.set({name:n.id,label:n.label,withText:!0}),i.bind("isOn").toMany([n,e],"value",(e,t)=>void 0===t&&void 0===e?n.defaultValue:e),i.on("execute",()=>{n.set("value",!i.isOn)}),t.add(i)}return t}_createFormChildren(e){const t=this.createCollection();if(t.add(this.urlInputView),e.length){const e=new Ol;e.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map(e=>({tag:"li",children:[e],attributes:{class:["ck","ck-list__item"]}})),attributes:{class:["ck","ck-reset","ck-list"]}}),t.add(e)}return t.add(this.saveButtonView),t.add(this.cancelButtonView),t}}n(120);class Ow extends Ol{constructor(e){super(e);const t=e.t;this.focusTracker=new Ns,this.keystrokes=new js,this.previewButtonView=this._createPreviewButton(),this.unlinkButtonView=this._createButton(t("Unlink"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184zm4.919 10.562-1.414 1.414a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.061-1.06l1.414 1.414 1.414-1.415a.75.75 0 0 1 1.061 1.061l-1.414 1.414 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414z"/></svg>',"unlink"),this.editButtonView=this._createButton(t("Edit link"),Tl.pencil,"edit"),this.set("href"),this._focusables=new Ml,this._focusCycler=new ru({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions","ck-responsive-form"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();[this.previewButtonView,this.editButtonView,this.unlinkButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createButton(e,t,n){const i=new tu(this.locale);return i.set({label:e,icon:t,tooltip:!0}),i.delegate("execute").to(this,n),i}_createPreviewButton(){const e=new tu(this.locale),t=this.bindTemplate,n=this.t;return e.set({withText:!0,tooltip:n("Open link in new tab")}),e.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:t.to("href",e=>e&&kw(e)),target:"_blank",rel:"noopener noreferrer"}}),e.bind("label").to(this,"href",e=>e||n("This link has no URL")),e.bind("isEnabled").to(this,"href",e=>!!e),e.template.tag="a",e.template.eventListeners={},e}}class Rw extends Qe{static get requires(){return[Yu]}static get pluginName(){return"LinkUI"}init(){const e=this.editor;e.editing.view.addObserver(gd),this.actionsView=this._createActionsView(),this.formView=this._createFormView(),this._balloon=e.plugins.get(Yu),this._createToolbarLinkButton(),this._enableUserBalloonInteractions(),e.conversion.for("editingDowncast").markerToHighlight({model:"link-ui",view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:"link-ui",view:{name:"span",classes:["ck-fake-link-selection","ck-fake-link-selection_collapsed"]}})}destroy(){super.destroy(),this.formView.destroy()}_createActionsView(){const e=this.editor,t=new Ow(e.locale),n=e.commands.get("link"),i=e.commands.get("unlink");return t.bind("href").to(n,"value"),t.editButtonView.bind("isEnabled").to(n),t.unlinkButtonView.bind("isEnabled").to(i),this.listenTo(t,"edit",()=>{this._addFormView()}),this.listenTo(t,"unlink",()=>{e.execute("unlink"),this._hideUI()}),t.keystrokes.set("Esc",(e,t)=>{this._hideUI(),t()}),t.keystrokes.set("Ctrl+K",(e,t)=>{this._addFormView(),t()}),t}_createFormView(){const e=this.editor,t=e.commands.get("link"),n=e.config.get("link.defaultProtocol"),i=new Mw(e.locale,t);return i.urlInputView.fieldView.bind("value").to(t,"value"),i.urlInputView.bind("isReadOnly").to(t,"isEnabled",e=>!e),i.saveButtonView.bind("isEnabled").to(t),this.listenTo(i,"submit",()=>{const{value:t}=i.urlInputView.fieldView.element,o=yw(t,n);e.execute("link",o,i.getDecoratorSwitchesState()),this._closeFormView()}),this.listenTo(i,"cancel",()=>{this._closeFormView()}),i.keystrokes.set("Esc",(e,t)=>{this._closeFormView(),t()}),i}_createToolbarLinkButton(){const e=this.editor,t=e.commands.get("link"),n=e.t;e.keystrokes.set("Ctrl+K",(e,n)=>{n(),t.isEnabled&&this._showUI(!0)}),e.ui.componentFactory.add("link",e=>{const i=new tu(e);return i.isEnabled=!0,i.label=n("Link"),i.icon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>',i.keystroke="Ctrl+K",i.tooltip=!0,i.isToggleable=!0,i.bind("isEnabled").to(t,"isEnabled"),i.bind("isOn").to(t,"value",e=>!!e),this.listenTo(i,"execute",()=>this._showUI(!0)),i})}_enableUserBalloonInteractions(){const e=this.editor.editing.view.document;this.listenTo(e,"click",()=>{this._getSelectedLinkElement()&&this._showUI()}),this.editor.keystrokes.set("Tab",(e,t)=>{this._areActionsVisible&&!this.actionsView.focusTracker.isFocused&&(this.actionsView.focus(),t())},{priority:"high"}),this.editor.keystrokes.set("Esc",(e,t)=>{this._isUIVisible&&(this._hideUI(),t())}),Sl({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){this._areActionsInPanel||this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this._isFormInPanel)return;const e=this.editor.commands.get("link");this.formView.disableCssTransitions(),this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this._balloon.visibleView===this.formView&&this.formView.urlInputView.fieldView.select(),this.formView.enableCssTransitions(),this.formView.urlInputView.fieldView.element.value=e.value||""}_closeFormView(){const e=this.editor.commands.get("link");e.restoreManualDecoratorStates(),void 0!==e.value?this._removeFormView():this._hideUI()}_removeFormView(){this._isFormInPanel&&(this.formView.saveButtonView.focus(),this._balloon.remove(this.formView),this.editor.editing.view.focus(),this._hideFakeVisualSelection())}_showUI(e=!1){this._getSelectedLinkElement()?(this._areActionsVisible?this._addFormView():this._addActionsView(),e&&this._balloon.showStack("main")):(this._showFakeVisualSelection(),this._addActionsView(),e&&this._balloon.showStack("main"),this._addFormView()),this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel)return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e.editing.view.focus(),this._removeFormView(),this._balloon.remove(this.actionsView),this._hideFakeVisualSelection()}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let n=this._getSelectedLinkElement(),i=r();const o=()=>{const e=this._getSelectedLinkElement(),t=r();n&&!e||!n&&t!==i?this._hideUI():this._isUIVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),n=e,i=t};function r(){return t.selection.focus.getAncestors().reverse().find(e=>e.is("element"))}this.listenTo(e.ui,"update",o),this.listenTo(this._balloon,"change:visibleView",o)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){return this._balloon.visibleView==this.formView||this._areActionsVisible}_getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,n=e.document;let i=null;if(t.markers.has("link-ui")){const t=Array.from(this.editor.editing.mapper.markerNameToElements("link-ui")),n=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));i=e.domConverter.viewRangeToDom(n)}else i=()=>{const t=this._getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(n.selection.getFirstRange())};return{target:i}}_getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,n=t.getSelectedElement();if(t.isCollapsed||n&&rh(n))return Nw(t.getFirstPosition());{const n=t.getFirstRange().getTrimmed(),i=Nw(n.start),o=Nw(n.end);return i&&i==o&&e.createRangeIn(i).getTrimmed().isEqual(n)?i:null}}_showFakeVisualSelection(){const e=this.editor.model;e.change(t=>{const n=e.document.selection.getFirstRange();if(e.markers.has("link-ui"))t.updateMarker("link-ui",{range:n});else if(n.start.isAtEnd){const i=n.start.getLastMatchingPosition(({item:t})=>!e.schema.isContent(t),{boundaries:n});t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:t.createRange(i,n.end)})}else t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:n})})}_hideFakeVisualSelection(){const e=this.editor.model;e.markers.has("link-ui")&&e.change(e=>{e.removeMarker("link-ui")})}}function Nw(e){return e.getAncestors().find(e=>{return(t=e).is("attributeElement")&&!!t.getCustomProperty("link");var t})}const jw=new RegExp("(^|\\s)(((?:(?:(?:https?|ftp):)?\\/\\/)(?:\\S+(?::\\S*)?@)?(?:(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(((?!www\\.)|(www\\.))(?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.)+(?:[a-z\\u00a1-\\uffff]{2,63})))(?::\\d{2,5})?(?:[/?#]\\S*)?)|((www.|(\\S+@))((?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.))+(?:[a-z\\u00a1-\\uffff]{2,63})))$","i");class zw extends Qe{static get pluginName(){return"AutoLink"}init(){const e=this.editor.model.document.selection;e.on("change:range",()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock")}),this._enableTypingHandling()}afterInit(){this._enableEnterHandling(),this._enableShiftEnterHandling()}_enableTypingHandling(){const e=this.editor,t=new ig(e.model,e=>{if(!function(e){return e.length>4&&" "===e[e.length-1]&&" "!==e[e.length-2]}(e))return;const t=Lw(e.substr(0,e.length-1));return t?{url:t}:void 0}),n=e.plugins.get("Input");t.on("matched:data",(t,i)=>{const{batch:o,range:r,url:s}=i;if(!n.isInput(o))return;const a=r.end.getShiftedBy(-1),c=a.getShiftedBy(-s.length),l=e.model.createRange(c,a);this._applyAutoLink(s,l)}),t.bind("isEnabled").to(this)}_enableEnterHandling(){const e=this.editor,t=e.model,n=e.commands.get("enter");n&&n.on("execute",()=>{const e=t.document.selection.getFirstPosition();if(!e.parent.previousSibling)return;const n=t.createRangeIn(e.parent.previousSibling);this._checkAndApplyAutoLinkOnRange(n)})}_enableShiftEnterHandling(){const e=this.editor,t=e.model,n=e.commands.get("shiftEnter");n&&n.on("execute",()=>{const e=t.document.selection.getFirstPosition(),n=t.createRange(t.createPositionAt(e.parent,0),e.getShiftedBy(-1));this._checkAndApplyAutoLinkOnRange(n)})}_checkAndApplyAutoLinkOnRange(e){const t=this.editor.model,{text:n,range:i}=ng(e,t),o=Lw(n);if(o){const e=t.createRange(i.end.getShiftedBy(-o.length),i.end);this._applyAutoLink(o,e)}}_applyAutoLink(e,t){const n=this.editor.model;this.isEnabled&&function(e,t){return t.schema.checkAttributeInSelection(t.createSelection(e),"linkHref")}(t,n)&&n.enqueueChange(n=>{const i=this.editor.config.get("link.defaultProtocol"),o=yw(e,i);n.setAttribute("linkHref",o,t)})}}function Lw(e){const t=jw.exec(e);return t?t[2]:null}class Dw extends Qe{static get requires(){return[Tw,Rw,zw]}static get pluginName(){return"Link"}}class Vw extends Ze{refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled&&e.hasAttribute("alt")?this.value=e.getAttribute("alt"):this.value=!1}execute(e){const t=this.editor,n=t.plugins.get("ImageUtils"),i=t.model,o=n.getClosestSelectedImageElement(i.document.selection);i.change(t=>{t.setAttribute("alt",e.newValue,o)})}}function Bw(e,t){const n=e.createEmptyElement("img"),i="imageBlock"===t?e.createContainerElement("figure",{class:"image"}):e.createContainerElement("span",{class:"image-inline"},{isAllowedInsideAttributeElement:!0});return e.insert(e.createPositionAt(i,0),n),i}function Fw(e,t){if(e.plugins.has("ImageInlineEditing")!==e.plugins.has("ImageBlockEditing"))return{name:"img",attributes:{src:!0}};const n=e.plugins.get("ImageUtils");return e=>{if(!n.isInlineImageView(e)||!e.hasAttribute("src"))return null;return(e.findAncestor(n.isBlockImageView)?"imageBlock":"imageInline")!==t?null:{name:!0,attributes:["src"]}}}function Hw(e,t){const n=Rs(t.getSelectedBlocks());return!n||e.isObject(n)||n.isEmpty&&"listItem"!=n.name?"imageBlock":"imageInline"}class Uw extends Qe{static get pluginName(){return"ImageUtils"}isImage(e){return this.isInlineImage(e)||this.isBlockImage(e)}isInlineImageView(e){return!!e&&e.is("element","img")}isBlockImageView(e){return!!e&&e.is("element","figure")&&e.hasClass("image")}insertImage(e={},t=null,n=null){const i=this.editor,o=i.model,r=o.document.selection;n=Ww(i,t||r,n),e={...Object.fromEntries(r.getAttributes()),...e};for(const t in e)o.schema.checkAttribute(n,t)||delete e[t];return o.change(i=>{const s=i.createElement(n,e);return t||"imageInline"==n||(t=hh(r,o)),o.insertContent(s,t),s.parent?(i.setSelection(s,"on"),s):null})}getClosestSelectedImageWidget(e){const t=e.getSelectedElement();if(t&&this.isImageWidget(t))return t;let n=e.getFirstPosition().parent;for(;n;){if(n.is("element")&&this.isImageWidget(n))return n;n=n.parent}return null}getClosestSelectedImageElement(e){const t=e.getSelectedElement();return this.isImage(t)?t:e.getFirstPosition().findAncestor("imageBlock")}isImageAllowed(){const e=this.editor.model.document.selection;return function(e,t){if("imageBlock"==Ww(e,t)){const n=function(e,t){const n=hh(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(t,e.model);if(e.model.schema.checkChild(n,"imageBlock"))return!0}else if(e.model.schema.checkChild(t.focus,"imageInline"))return!0;return!1}(this.editor,e)&&function(e){return[...e.focus.getAncestors()].every(e=>!e.is("element","imageBlock"))}(e)}toImageWidget(e,t,n){t.setCustomProperty("image",!0,e);return sh(e,t,{label:()=>{const t=this.findViewImgElement(e).getAttribute("alt");return t?`${t} ${n}`:n}})}isImageWidget(e){return!!e.getCustomProperty("image")&&rh(e)}isBlockImage(e){return!!e&&e.is("element","imageBlock")}isInlineImage(e){return!!e&&e.is("element","imageInline")}findViewImgElement(e){if(this.isInlineImageView(e))return e;const t=this.editor.editing.view;for(const{item:n}of t.createRangeIn(e))if(this.isInlineImageView(n))return n}}function Ww(e,t,n){const i=e.model.schema,o=e.config.get("image.insert.type");return e.plugins.has("ImageBlockEditing")?e.plugins.has("ImageInlineEditing")?n||("inline"===o?"imageInline":"block"===o?"imageBlock":t.is("selection")?Hw(i,t):i.checkChild(t,"imageInline")?"imageInline":"imageBlock"):"imageBlock":"imageInline"}class qw extends Qe{static get requires(){return[Uw]}static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new Vw(this.editor))}}n(122);class $w extends Ol{constructor(e){super(e);const t=this.locale.t;this.focusTracker=new Ns,this.keystrokes=new js,this.labeledInput=this._createLabeledInputView(),this.saveButtonView=this._createButton(t("Save"),Tl.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(t("Cancel"),Tl.cancel,"ck-button-cancel","cancel"),this._focusables=new Ml,this._focusCycler=new ru({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form","ck-responsive-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]}),Pl(this)}render(){super.render(),this.keystrokes.listenTo(this.element),Il({view:this}),[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)})}_createButton(e,t,n,i){const o=new tu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}_createLabeledInputView(){const e=this.locale.t,t=new zu(this.locale,Lu);return t.label=e("Text alternative"),t}}function Yw(e){const t=e.editing.view,n=Hu.defaultPositions,i=e.plugins.get("ImageUtils");return{target:t.domConverter.viewToDom(i.getClosestSelectedImageWidget(t.document.selection)),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast]}}class Gw extends Qe{static get requires(){return[Yu]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton(),this._createForm()}destroy(){super.destroy(),this._form.destroy()}_createButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("imageTextAlternative",n=>{const i=e.commands.get("imageTextAlternative"),o=new tu(n);return o.set({label:t("Change image text alternative"),icon:Tl.lowVision,tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{this._showForm()}),o})}_createForm(){const e=this.editor,t=e.editing.view.document,n=e.plugins.get("ImageUtils");this._balloon=this.editor.plugins.get("ContextualBalloon"),this._form=new $w(e.locale),this._form.render(),this.listenTo(this._form,"submit",()=>{e.execute("imageTextAlternative",{newValue:this._form.labeledInput.fieldView.element.value}),this._hideForm(!0)}),this.listenTo(this._form,"cancel",()=>{this._hideForm(!0)}),this._form.keystrokes.set("Esc",(e,t)=>{this._hideForm(!0),t()}),this.listenTo(e.ui,"update",()=>{n.getClosestSelectedImageWidget(t.selection)?this._isVisible&&function(e){const t=e.plugins.get("ContextualBalloon");if(e.plugins.get("ImageUtils").getClosestSelectedImageWidget(e.editing.view.document.selection)){const n=Yw(e);t.updatePosition(n)}}(e):this._hideForm(!0)}),Sl({emitter:this._form,activator:()=>this._isVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible)return;const e=this.editor,t=e.commands.get("imageTextAlternative"),n=this._form.labeledInput;this._form.disableCssTransitions(),this._isInBalloon||this._balloon.add({view:this._form,position:Yw(e)}),n.fieldView.value=n.fieldView.element.value=t.value||"",this._form.labeledInput.fieldView.select(),this._form.enableCssTransitions()}_hideForm(e){this._isInBalloon&&(this._form.focusTracker.isFocused&&this._form.saveButtonView.focus(),this._balloon.remove(this._form),e&&this.editor.editing.view.focus())}get _isVisible(){return this._balloon.visibleView===this._form}get _isInBalloon(){return this._balloon.hasView(this._form)}}class Kw extends Qe{static get requires(){return[qw,Gw]}static get pluginName(){return"ImageTextAlternative"}}function Qw(e,t){return e=>{e.on("attribute:srcset:"+t,n)};function n(t,n,i){if(!i.consumable.consume(n.item,t.name))return;const o=i.writer,r=i.mapper.toViewElement(n.item),s=e.findViewImgElement(r);if(null===n.attributeNewValue){const e=n.attributeOldValue;e.data&&(o.removeAttribute("srcset",s),o.removeAttribute("sizes",s),e.width&&o.removeAttribute("width",s))}else{const e=n.attributeNewValue;e.data&&(o.setAttribute("srcset",e.data,s),o.setAttribute("sizes","100vw",s),e.width&&o.setAttribute("width",e.width,s))}}}function Jw(e,t,n){return e=>{e.on(`attribute:${n}:${t}`,i)};function i(t,n,i){if(!i.consumable.consume(n.item,t.name))return;const o=i.writer,r=i.mapper.toViewElement(n.item),s=e.findViewImgElement(r);o.setAttribute(n.attributeKey,n.attributeNewValue||"",s)}}class Zw extends Nr{observe(e){this.listenTo(e,"load",(e,t)=>{const n=t.target;this.checkShouldIgnoreEventFromTarget(n)||"IMG"==n.tagName&&this._fireEvents(t)},{useCapture:!0})}_fireEvents(e){this.isEnabled&&(this.document.fire("layoutChanged"),this.document.fire("imageLoaded",e))}}class Xw extends Ze{constructor(e){super(e);const t=e.config.get("image.insert.type");e.plugins.has("ImageBlockEditing")||"block"===t&&Object(c.b)("image-block-plugin-required"),e.plugins.has("ImageInlineEditing")||"inline"===t&&Object(c.b)("image-inline-plugin-required")}refresh(){this.isEnabled=this.editor.plugins.get("ImageUtils").isImageAllowed()}execute(e){const t=ti(e.source),n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(n.getAttributes());t.forEach((e,t)=>{const r=n.getSelectedElement();if("string"==typeof e&&(e={src:e}),t&&r&&i.isImage(r)){const t=this.editor.model.createPositionAfter(r);i.insertImage({...e,...o},t)}else i.insertImage({...e,...o})})}}class ev extends Qe{static get requires(){return[Uw]}static get pluginName(){return"ImageEditing"}init(){const e=this.editor,t=e.conversion;e.editing.view.addObserver(Zw),t.for("upcast").attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:{key:"srcset",value:e=>{const t={data:e.getAttribute("srcset")};return e.hasAttribute("width")&&(t.width=e.getAttribute("width")),t}}});const n=new Xw(e);e.commands.add("insertImage",n),e.commands.add("imageInsert",n)}}class tv extends Ze{constructor(e,t){super(e),this._modelElementName=t}refresh(){const e=this.editor.plugins.get("ImageUtils"),t=e.getClosestSelectedImageElement(this.editor.model.document.selection);"imageBlock"===this._modelElementName?this.isEnabled=e.isInlineImage(t):this.isEnabled=e.isBlockImage(t)}execute(){const e=this.editor,t=this.editor.model,n=e.plugins.get("ImageUtils"),i=n.getClosestSelectedImageElement(t.document.selection),o=Object.fromEntries(i.getAttributes());return o.src||o.uploadId?t.change(e=>{const r=Array.from(t.markers).filter(e=>e.getRange().containsItem(i)),s=n.insertImage(o,t.createSelection(i,"on"),this._modelElementName);if(!s)return null;const a=e.createRangeOn(s);for(const t of r){const n=t.getRange(),i="$graveyard"!=n.root.rootName?n.getJoined(a,!0):a;e.updateMarker(t,{range:i})}return{oldElement:i,newElement:s}}):null}}class nv extends Qe{static get requires(){return[ev,Uw,Ip]}static get pluginName(){return"ImageBlockEditing"}init(){const e=this.editor;e.model.schema.register("imageBlock",{isObject:!0,isBlock:!0,allowWhere:"$block",allowAttributes:["alt","src","srcset"]}),this._setupConversion(),e.plugins.has("ImageInlineEditing")&&(e.commands.add("imageTypeBlock",new tv(this.editor,"imageBlock")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,n=e.conversion,i=e.plugins.get("ImageUtils");n.for("dataDowncast").elementToElement({model:"imageBlock",view:(e,{writer:t})=>Bw(t,"imageBlock")}),n.for("editingDowncast").elementToElement({model:"imageBlock",view:(e,{writer:n})=>i.toImageWidget(Bw(n,"imageBlock"),n,t("image widget"))}),n.for("downcast").add(Jw(i,"imageBlock","src")).add(Jw(i,"imageBlock","alt")).add(Qw(i,"imageBlock")),n.for("upcast").elementToElement({view:Fw(e,"imageBlock"),model:(e,{writer:t})=>t.createElement("imageBlock",{src:e.getAttribute("src")})}).add(function(e){return e=>{e.on("element:figure",t)};function t(t,n,i){if(!i.consumable.test(n.viewItem,{name:!0,classes:"image"}))return;const o=e.findViewImgElement(n.viewItem);if(!o||!o.hasAttribute("src")||!i.consumable.test(o,{name:!0}))return;const r=Rs(i.convertItem(o,n.modelCursor).modelRange.getItems());r&&(i.convertChildren(n.viewItem,r),i.updateConversionResult(r,n))}}(i))}_setupClipboardIntegration(){const e=this.editor,t=e.model,n=e.editing.view,i=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(o,r)=>{const s=Array.from(r.content.getChildren());let a;if(!s.every(i.isInlineImageView))return;a=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(a);if("imageBlock"===Hw(t.schema,c)){const e=new bd(n.document),t=s.map(t=>e.createElement("figure",{class:"image"},t));r.content=e.createDocumentFragment(t)}})}}n(20);class iv extends Qe{static get requires(){return[nv,Ch,Kw]}static get pluginName(){return"ImageBlock"}}class ov extends Qe{static get requires(){return[ev,Uw,Ip]}static get pluginName(){return"ImageInlineEditing"}init(){const e=this.editor,t=e.model.schema;t.register("imageInline",{isObject:!0,isInline:!0,allowWhere:"$text",allowAttributes:["alt","src","srcset"]}),t.addChildCheck((e,t)=>{if(e.endsWith("caption")&&"imageInline"===t.name)return!1}),this._setupConversion(),e.plugins.has("ImageBlockEditing")&&(e.commands.add("imageTypeInline",new tv(this.editor,"imageInline")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,n=e.conversion,i=e.plugins.get("ImageUtils");n.for("dataDowncast").elementToElement({model:"imageInline",view:(e,{writer:t})=>t.createEmptyElement("img")}),n.for("editingDowncast").elementToElement({model:"imageInline",view:(e,{writer:n})=>i.toImageWidget(Bw(n,"imageInline"),n,t("image widget"))}),n.for("downcast").add(Jw(i,"imageInline","src")).add(Jw(i,"imageInline","alt")).add(Qw(i,"imageInline")),n.for("upcast").elementToElement({view:Fw(e,"imageInline"),model:(e,{writer:t})=>t.createElement("imageInline",{src:e.getAttribute("src")})})}_setupClipboardIntegration(){const e=this.editor,t=e.model,n=e.editing.view,i=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(o,r)=>{const s=Array.from(r.content.getChildren());let a;if(!s.every(i.isBlockImageView))return;a=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(a);if("imageInline"===Hw(t.schema,c)){const e=new bd(n.document),t=s.map(t=>1===t.childCount?(Array.from(t.getAttributes()).forEach(n=>e.setAttribute(...n,i.findViewImgElement(t))),t.getChild(0)):t);r.content=e.createDocumentFragment(t)}})}}class rv extends Qe{static get requires(){return[ov,Ch,Kw]}static get pluginName(){return"ImageInline"}}class sv extends Qe{static get requires(){return[iv,rv]}static get pluginName(){return"Image"}}class av extends Ze{constructor(e,t){super(e),this._defaultStyles={imageBlock:!1,imageInline:!1},this._styles=new Map(t.map(e=>{if(e.isDefault)for(const t of e.modelElements)this._defaultStyles[t]=e.name;return[e.name,e]}))}refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled?e.hasAttribute("imageStyle")?this.value=e.getAttribute("imageStyle"):this.value=this._defaultStyles[e.name]:this.value=!1}execute(e={}){const t=this.editor,n=t.model,i=t.plugins.get("ImageUtils");n.change(t=>{const o=e.value;let r=i.getClosestSelectedImageElement(n.document.selection);o&&this.shouldConvertImageType(o,r)&&(this.editor.execute(i.isBlockImage(r)?"imageTypeInline":"imageTypeBlock"),r=i.getClosestSelectedImageElement(n.document.selection)),!o||this._styles.get(o).isDefault?t.removeAttribute("imageStyle",r):t.setAttribute("imageStyle",o,r)})}shouldConvertImageType(e,t){return!this._styles.get(e).modelElements.includes(t.name)}}const{objectFullWidth:cv,objectInline:lv,objectLeft:uv,objectRight:dv,objectCenter:hv,objectBlockLeft:fv,objectBlockRight:pv}=Tl,gv={inline:{name:"inline",title:"In line",icon:lv,modelElements:["imageInline"],isDefault:!0},alignLeft:{name:"alignLeft",title:"Left aligned image",icon:uv,modelElements:["imageBlock","imageInline"],className:"image-style-align-left"},alignBlockLeft:{name:"alignBlockLeft",title:"Left aligned image",icon:fv,modelElements:["imageBlock"],className:"image-style-block-align-left"},alignCenter:{name:"alignCenter",title:"Centered image",icon:hv,modelElements:["imageBlock"],className:"image-style-align-center"},alignRight:{name:"alignRight",title:"Right aligned image",icon:dv,modelElements:["imageBlock","imageInline"],className:"image-style-align-right"},alignBlockRight:{name:"alignBlockRight",title:"Right aligned image",icon:pv,modelElements:["imageBlock"],className:"image-style-block-align-right"},block:{name:"block",title:"Centered image",icon:hv,modelElements:["imageBlock"],isDefault:!0},side:{name:"side",title:"Side image",icon:dv,modelElements:["imageBlock"],className:"image-style-side"}},mv={full:cv,left:fv,right:pv,center:hv,inlineLeft:uv,inlineRight:dv,inline:lv},bv=[{name:"imageStyle:wrapText",title:"Wrap text",defaultItem:"imageStyle:alignLeft",items:["imageStyle:alignLeft","imageStyle:alignRight"]},{name:"imageStyle:breakText",title:"Break text",defaultItem:"imageStyle:block",items:["imageStyle:alignBlockLeft","imageStyle:block","imageStyle:alignBlockRight"]}];function wv(e){Object(c.b)("image-style-configuration-definition-invalid",e)}var vv={normalizeStyles:function(e){return(e.configuredStyles.options||[]).map(e=>function(e){e="string"==typeof e?gv[e]?{...gv[e]}:{name:e}:function(e,t){const n={...t};for(const i in e)Object.prototype.hasOwnProperty.call(t,i)||(n[i]=e[i]);return n}(gv[e.name],e);"string"==typeof e.icon&&(e.icon=mv[e.icon]||e.icon);return e}(e)).filter(t=>function(e,{isBlockPluginLoaded:t,isInlinePluginLoaded:n}){const{modelElements:i,name:o}=e;if(!(i&&i.length&&o))return wv({style:e}),!1;{const o=[t?"imageBlock":null,n?"imageInline":null];if(!i.some(e=>o.includes(e)))return Object(c.b)("image-style-missing-dependency",{style:e,missingPlugins:i.map(e=>"imageBlock"===e?"ImageBlockEditing":"ImageInlineEditing")}),!1}return!0}(t,e))},getDefaultStylesConfiguration:function(e,t){return e&&t?{options:["inline","alignLeft","alignRight","alignCenter","alignBlockLeft","alignBlockRight","block","side"]}:e?{options:["block","side"]}:t?{options:["inline","alignLeft","alignRight"]}:{}},getDefaultDropdownDefinitions:function(e){return e.has("ImageBlockEditing")&&e.has("ImageInlineEditing")?[...bv]:[]},warnInvalidStyle:wv,DEFAULT_OPTIONS:gv,DEFAULT_ICONS:mv,DEFAULT_DROPDOWN_DEFINITIONS:bv};function kv(e,t){for(const n of t)if(n.name===e)return n}class _v extends Qe{static get pluginName(){return"ImageStyleEditing"}static get requires(){return[Uw]}init(){const{normalizeStyles:e,getDefaultStylesConfiguration:t}=vv,n=this.editor,i=n.plugins.has("ImageBlockEditing"),o=n.plugins.has("ImageInlineEditing");n.config.define("image.styles",t(i,o)),this.normalizedStyles=e({configuredStyles:n.config.get("image.styles"),isBlockPluginLoaded:i,isInlinePluginLoaded:o}),this._setupConversion(i,o),this._setupPostFixer(),n.commands.add("imageStyle",new av(n,this.normalizedStyles))}_setupConversion(e,t){const n=this.editor,i=n.model.schema,o=(r=this.normalizedStyles,(e,t,n)=>{if(!n.consumable.consume(t.item,e.name))return;const i=kv(t.attributeNewValue,r),o=kv(t.attributeOldValue,r),s=n.mapper.toViewElement(t.item),a=n.writer;o&&a.removeClass(o.className,s),i&&a.addClass(i.className,s)});var r;const s=function(e){const t={imageInline:e.filter(e=>!e.isDefault&&e.modelElements.includes("imageInline")),imageBlock:e.filter(e=>!e.isDefault&&e.modelElements.includes("imageBlock"))};return(e,n,i)=>{if(!n.modelRange)return;const o=n.viewItem,r=Rs(n.modelRange.getItems());if(r&&i.schema.checkAttribute(r,"imageStyle"))for(const e of t[r.name])i.consumable.consume(o,{classes:e.className})&&i.writer.setAttribute("imageStyle",e.name,r)}}(this.normalizedStyles);n.editing.downcastDispatcher.on("attribute:imageStyle",o),n.data.downcastDispatcher.on("attribute:imageStyle",o),e&&(i.extend("imageBlock",{allowAttributes:"imageStyle"}),n.data.upcastDispatcher.on("element:figure",s,{priority:"low"})),t&&(i.extend("imageInline",{allowAttributes:"imageStyle"}),n.data.upcastDispatcher.on("element:img",s,{priority:"low"}))}_setupPostFixer(){const e=this.editor,t=e.model.document,n=e.plugins.get(Uw),i=new Map(this.normalizedStyles.map(e=>[e.name,e]));t.registerPostFixer(e=>{let o=!1;for(const r of t.differ.getChanges())if("insert"==r.type||"attribute"==r.type&&"imageStyle"==r.attributeKey){let t="insert"==r.type?r.position.nodeAfter:r.range.start.nodeAfter;if(t&&t.is("element","paragraph")&&t.childCount>0&&(t=t.getChild(0)),!n.isImage(t))continue;const s=t.getAttribute("imageStyle");if(!s)continue;const a=i.get(s);a&&a.modelElements.includes(t.name)||(e.removeAttribute("imageStyle",t),o=!0)}return o})}}n(125);class yv extends Qe{static get requires(){return[_v]}static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const e=this.editor.t;return{"Wrap text":e("Wrap text"),"Break text":e("Break text"),"In line":e("In line"),"Full size image":e("Full size image"),"Side image":e("Side image"),"Left aligned image":e("Left aligned image"),"Centered image":e("Centered image"),"Right aligned image":e("Right aligned image")}}init(){const e=this.editor.plugins,t=this.editor.config.get("image.toolbar")||[],n=xv(e.get("ImageStyleEditing").normalizedStyles,this.localizedDefaultStylesTitles);for(const e of n)this._createButton(e);const i=xv([...t.filter(w),...vv.getDefaultDropdownDefinitions(e)],this.localizedDefaultStylesTitles);for(const e of i)this._createDropdown(e,n)}_createDropdown(e,t){const n=this.editor.ui.componentFactory;n.add(e.name,i=>{let o;const{defaultItem:r,items:s,title:a}=e,c=s.filter(e=>t.find(({name:t})=>Av(t)===e)).map(e=>{const t=n.create(e);return e===r&&(o=t),t});s.length!==c.length&&vv.warnInvalidStyle({dropdown:e});const l=Tu(i,uu),u=l.buttonView;return Su(l,c),u.set({label:Cv(a,o.label),class:null,tooltip:!0}),u.bind("icon").toMany(c,"isOn",(...e)=>{const t=e.findIndex(Z);return t<0?o.icon:c[t].icon}),u.bind("label").toMany(c,"isOn",(...e)=>{const t=e.findIndex(Z);return Cv(a,t<0?o.label:c[t].label)}),u.bind("isOn").toMany(c,"isOn",(...e)=>e.some(Z)),u.bind("class").toMany(c,"isOn",(...e)=>e.some(Z)?"ck-splitbutton_flatten":null),u.on("execute",()=>{c.some(({isOn:e})=>e)?l.isOpen=!l.isOpen:o.fire("execute")}),l.bind("isEnabled").toMany(c,"isEnabled",(...e)=>e.some(Z)),l})}_createButton(e){const t=e.name;this.editor.ui.componentFactory.add(Av(t),n=>{const i=this.editor.commands.get("imageStyle"),o=new tu(n);return o.set({label:e.title,icon:e.icon,tooltip:!0,isToggleable:!0}),o.bind("isEnabled").to(i,"isEnabled"),o.bind("isOn").to(i,"value",e=>e===t),o.on("execute",this._executeCommand.bind(this,t)),o})}_executeCommand(e){this.editor.execute("imageStyle",{value:e}),this.editor.editing.view.focus()}}function xv(e,t){for(const n of e)t[n.title]&&(n.title=t[n.title]);return e}function Av(e){return"imageStyle:"+e}function Cv(e,t){return(e?e+": ":"")+t}class Ev extends Qe{static get requires(){return[_v,yv]}static get pluginName(){return"ImageStyle"}}class Tv{constructor(){const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise((n,i)=>{t.onload=()=>{const e=t.result;this._data=e,n(e)},t.onerror=()=>{i("error")},t.onabort=()=>{i("aborted")},this._reader.readAsDataURL(e)})}abort(){this._reader.abort()}}Ke(Tv,Ue);class Sv extends Qe{static get pluginName(){return"FileRepository"}static get requires(){return[El]}init(){this.loaders=new Xn,this.loaders.on("add",()=>this._updatePendingAction()),this.loaders.on("remove",()=>this._updatePendingAction()),this._loadersMap=new Map,this._pendingAction=null,this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0)}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return Object(c.b)("filerepository-no-upload-adapter"),null;const t=new Pv(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then(e=>{this._loadersMap.set(e,t)}).catch(()=>{}),t.on("change:uploaded",()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e}),t.on("change:uploadTotal",()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e}),t}destroyLoader(e){const t=e instanceof Pv?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach((e,n)=>{e===t&&this._loadersMap.delete(n)})}_updatePendingAction(){const e=this.editor.plugins.get(El);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,n=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(n(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",n)}}else e.remove(this._pendingAction),this._pendingAction=null}}Ke(Sv,Ue);class Pv{constructor(e,t){this.id=s(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new Tv,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0),this.set("uploadResponse",null)}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then(e=>this._filePromiseWrapper?e:null):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new c.a("filerepository-read-wrong-status",this);return this.status="reading",this.file.then(e=>this._reader.read(e)).then(e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e}).catch(e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e})}upload(){if("idle"!=this.status)throw new c.a("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then(()=>this._adapter.upload()).then(e=>(this.uploadResponse=e,this.status="idle",e)).catch(e=>{if("aborted"===this.status)throw"aborted";throw this.status="error",e})}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch(()=>{}),this._filePromiseWrapper.rejecter("aborted")),this._destroy()}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise((n,i)=>{t.rejecter=i,t.isFulfilled=!1,e.then(e=>{t.isFulfilled=!0,n(e)}).catch(e=>{t.isFulfilled=!0,i(e)})}),t}}Ke(Pv,Ue);class Iv extends Ol{constructor(e){super(e),this.buttonView=new tu(e),this._fileInputView=new Mv(e),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]}),this.buttonView.on("execute",()=>{this._fileInputView.open()})}focus(){this.buttonView.focus()}}class Mv extends Ol{constructor(e){super(e),this.set("acceptedType"),this.set("allowMultipleFiles",!1);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to(()=>{this.element&&this.element.files&&this.element.files.length&&this.fire("done",this.element.files),this.element.value=""})}})}open(){this.element.click()}}function Ov(e){const t=e.map(e=>e.replace("+","\\+"));return new RegExp(`^image\\/(${t.join("|")})$`)}function Rv(e){return new Promise((t,n)=>{const i=e.getAttribute("src");fetch(i).then(e=>e.blob()).then(e=>{const n=Nv(e,i),o=n.replace("image/",""),r=new File([e],"image."+o,{type:n});t(r)}).catch(e=>e&&"TypeError"===e.name?function(e){return function(e){return new Promise((t,n)=>{const i=_r.document.createElement("img");i.addEventListener("load",()=>{const e=_r.document.createElement("canvas");e.width=i.width,e.height=i.height;e.getContext("2d").drawImage(i,0,0),e.toBlob(e=>e?t(e):n())}),i.addEventListener("error",()=>n()),i.src=e})}(e).then(t=>{const n=Nv(t,e),i=n.replace("image/","");return new File([t],"image."+i,{type:n})})}(i).then(t).catch(n):n(e))})}function Nv(e,t){return e.type?e.type:t.match(/data:(image\/\w+);base64/)?t.match(/data:(image\/\w+);base64/)[1].toLowerCase():"image/jpeg"}class jv extends Qe{static get pluginName(){return"ImageUploadUI"}init(){const e=this.editor,t=e.t,n=n=>{const i=new Iv(n),o=e.commands.get("uploadImage"),r=e.config.get("image.upload.types"),s=Ov(r);return i.set({acceptedType:r.map(e=>"image/"+e).join(","),allowMultipleFiles:!0}),i.buttonView.set({label:t("Insert image"),icon:Tl.image,tooltip:!0}),i.buttonView.bind("isEnabled").to(o),i.on("done",(t,n)=>{const i=Array.from(n).filter(e=>s.test(e.type));i.length&&e.execute("uploadImage",{file:i})}),i};e.ui.componentFactory.add("uploadImage",n),e.ui.componentFactory.add("imageUpload",n)}}n(127),n(129),n(131);class zv extends Qe{static get pluginName(){return"ImageUploadProgress"}constructor(e){super(e),this.placeholder="data:image/svg+xml;utf8,"+encodeURIComponent('<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 700 250"><rect rx="4"/></svg>')}init(){const e=this.editor;e.plugins.has("ImageBlockEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageBlock",(...e)=>this.uploadStatusChange(...e)),e.plugins.has("ImageInlineEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageInline",(...e)=>this.uploadStatusChange(...e))}uploadStatusChange(e,t,n){const i=this.editor,o=t.item,r=o.getAttribute("uploadId");if(!n.consumable.consume(t.item,e.name))return;const s=i.plugins.get("ImageUtils"),a=i.plugins.get(Sv),c=r?t.attributeNewValue:null,l=this.placeholder,u=i.editing.mapper.toViewElement(o),d=n.writer;if("reading"==c)return Lv(u,d),void Dv(s,l,u,d);if("uploading"==c){const e=a.loaders.get(r);return Lv(u,d),void(e?(Vv(u,d),function(e,t,n,i){const o=function(e){const t=e.createUIElement("div",{class:"ck-progress-bar"});return e.setCustomProperty("progressBar",!0,t),t}(t);t.insert(t.createPositionAt(e,"end"),o),n.on("change:uploadedPercent",(e,t,n)=>{i.change(e=>{e.setStyle("width",n+"%",o)})})}(u,d,e,i.editing.view),function(e,t,n,i){if(i.data){const o=e.findViewImgElement(t);n.setAttribute("src",i.data,o)}}(s,u,d,e)):Dv(s,l,u,d))}"complete"==c&&a.loaders.get(r)&&function(e,t,n){const i=t.createUIElement("div",{class:"ck-image-upload-complete-icon"});t.insert(t.createPositionAt(e,"end"),i),setTimeout(()=>{n.change(e=>e.remove(e.createRangeOn(i)))},3e3)}(u,d,i.editing.view),function(e,t){Fv(e,t,"progressBar")}(u,d),Vv(u,d),function(e,t){t.removeClass("ck-appear",e)}(u,d)}}function Lv(e,t){e.hasClass("ck-appear")||t.addClass("ck-appear",e)}function Dv(e,t,n,i){n.hasClass("ck-image-upload-placeholder")||i.addClass("ck-image-upload-placeholder",n);const o=e.findViewImgElement(n);o.getAttribute("src")!==t&&i.setAttribute("src",t,o),Bv(n,"placeholder")||i.insert(i.createPositionAfter(o),function(e){const t=e.createUIElement("div",{class:"ck-upload-placeholder-loader"});return e.setCustomProperty("placeholder",!0,t),t}(i))}function Vv(e,t){e.hasClass("ck-image-upload-placeholder")&&t.removeClass("ck-image-upload-placeholder",e),Fv(e,t,"placeholder")}function Bv(e,t){for(const n of e.getChildren())if(n.getCustomProperty(t))return n}function Fv(e,t,n){const i=Bv(e,n);i&&t.remove(t.createRangeOn(i))}class Hv extends Ze{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils"),n=e.model.document.selection.getSelectedElement();this.isEnabled=t.isImageAllowed()||t.isImage(n)}execute(e){const t=ti(e.file),n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(n.getAttributes());t.forEach((e,t)=>{const r=n.getSelectedElement();if(t&&r&&i.isImage(r)){const t=this.editor.model.createPositionAfter(r);this._uploadImage(e,o,t)}else this._uploadImage(e,o)})}_uploadImage(e,t,n){const i=this.editor,o=i.plugins.get(Sv).createLoader(e),r=i.plugins.get("ImageUtils");o&&r.insertImage({...t,uploadId:o.id},n)}}class Uv extends Qe{static get requires(){return[Sv,Du,Ip,Uw]}static get pluginName(){return"ImageUploadEditing"}constructor(e){super(e),e.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}}),this._uploadImageElements=new Map}init(){const e=this.editor,t=e.model.document,n=e.conversion,i=e.plugins.get(Sv),o=e.plugins.get("ImageUtils"),r=Ov(e.config.get("image.upload.types")),s=new Hv(e);e.commands.add("uploadImage",s),e.commands.add("imageUpload",s),n.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"}),this.listenTo(e.editing.view.document,"clipboardInput",(t,n)=>{if(i=n.dataTransfer,Array.from(i.types).includes("text/html")&&""!==i.getData("text/html"))return;var i;const o=Array.from(n.dataTransfer.files).filter(e=>!!e&&r.test(e.type));o.length&&(t.stop(),e.model.change(t=>{n.targetRanges&&t.setSelection(n.targetRanges.map(t=>e.editing.mapper.toModelRange(t))),e.model.enqueueChange("default",()=>{e.execute("uploadImage",{file:o})})}))}),this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(t,n)=>{const r=Array.from(e.editing.view.createRangeIn(n.content)).filter(e=>function(e,t){return!(!e.isInlineImageView(t)||!t.getAttribute("src"))&&(t.getAttribute("src").match(/^data:image\/\w+;base64,/g)||t.getAttribute("src").match(/^blob:/g))}(o,e.item)&&!e.item.getAttribute("uploadProcessed")).map(e=>({promise:Rv(e.item),imageElement:e.item}));if(!r.length)return;const s=new bd(e.editing.view.document);for(const e of r){s.setAttribute("uploadProcessed",!0,e.imageElement);const t=i.createLoader(e.promise);t&&(s.setAttribute("src","",e.imageElement),s.setAttribute("uploadId",t.id,e.imageElement))}}),e.editing.view.document.on("dragover",(e,t)=>{t.preventDefault()}),t.on("change",()=>{const n=t.differ.getChanges({includeChangesInGraveyard:!0}).reverse(),o=new Set;for(const t of n)if("insert"==t.type&&"$text"!=t.name){const n=t.position.nodeAfter,r="$graveyard"==t.position.root.rootName;for(const t of Wv(e,n)){const e=t.getAttribute("uploadId");if(!e)continue;const n=i.loaders.get(e);n&&(r?o.has(e)||n.abort():(o.add(e),this._uploadImageElements.set(e,t),"idle"==n.status&&this._readAndUpload(n)))}}}),this.on("uploadComplete",(e,{imageElement:t,data:n})=>{const i=n.urls?n.urls:n;this.editor.model.change(e=>{e.setAttribute("src",i.default,t),this._parseAndSetSrcsetAttributeOnImage(i,t,e)})},{priority:"low"})}afterInit(){const e=this.editor.model.schema;this.editor.plugins.has("ImageBlockEditing")&&e.extend("imageBlock",{allowAttributes:["uploadId","uploadStatus"]}),this.editor.plugins.has("ImageInlineEditing")&&e.extend("imageInline",{allowAttributes:["uploadId","uploadStatus"]})}_readAndUpload(e){const t=this.editor,n=t.model,i=t.locale.t,o=t.plugins.get(Sv),r=t.plugins.get(Du),s=t.plugins.get("ImageUtils"),a=this._uploadImageElements;return n.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","reading",a.get(e.id))}),e.read().then(()=>{const i=e.upload(),o=a.get(e.id);if(Po.isSafari){const e=t.editing.mapper.toViewElement(o),n=s.findViewImgElement(e);t.editing.view.once("render",()=>{if(!n.parent)return;const e=t.editing.view.domConverter.mapViewToDom(n.parent);if(!e)return;const i=e.style.display;e.style.display="none",e._ckHack=e.offsetHeight,e.style.display=i})}return n.enqueueChange("transparent",e=>{e.setAttribute("uploadStatus","uploading",o)}),i}).then(t=>{n.enqueueChange("transparent",n=>{const i=a.get(e.id);n.setAttribute("uploadStatus","complete",i),this.fire("uploadComplete",{data:t,imageElement:i})}),c()}).catch(t=>{if("error"!==e.status&&"aborted"!==e.status)throw t;"error"==e.status&&t&&r.showWarning(t,{title:i("Upload failed"),namespace:"upload"}),n.enqueueChange("transparent",t=>{t.remove(a.get(e.id))}),c()});function c(){n.enqueueChange("transparent",t=>{const n=a.get(e.id);t.removeAttribute("uploadId",n),t.removeAttribute("uploadStatus",n),a.delete(e.id)}),o.destroyLoader(e)}}_parseAndSetSrcsetAttributeOnImage(e,t,n){let i=0;const o=Object.keys(e).filter(e=>{const t=parseInt(e,10);if(!isNaN(t))return i=Math.max(i,t),!0}).map(t=>`${e[t]} ${t}w`).join(", ");""!=o&&n.setAttribute("srcset",{data:o,width:i},t)}}function Wv(e,t){const n=e.plugins.get("ImageUtils");return Array.from(e.model.createRangeOn(t)).filter(e=>n.isImage(e.item)).map(e=>e.item)}class qv extends Qe{static get pluginName(){return"ImageUpload"}static get requires(){return[Uv,jv,zv]}}class $v extends Qe{static get requires(){return[Th,Uw]}static get pluginName(){return"ImageToolbar"}afterInit(){const e=this.editor,t=e.t,n=e.plugins.get(Th),i=e.plugins.get("ImageUtils");var o;n.register("image",{ariaLabel:t("Image toolbar"),items:(o=e.config.get("image.toolbar")||[],o.map(e=>w(e)?e.name:e)),getRelatedElement:e=>i.getClosestSelectedImageWidget(e)})}}function Yv(e){for(const t of e.getChildren())if(t&&t.is("element","caption"))return t;return null}function Gv(e,t){const n=t.getFirstPosition().findAncestor("caption");return n&&e.isBlockImage(n.parent)?n:null}class Kv extends Ze{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils");if(!e.plugins.has(nv))return this.isEnabled=!1,void(this.value=!1);const n=e.model.document.selection,i=n.getSelectedElement();if(!i){const e=Gv(t,n);return this.isEnabled=!!e,void(this.value=!!e)}this.isEnabled=this.editor.plugins.get("ImageUtils").isImage(i),this.isEnabled?this.value=!!Yv(i):this.value=!1}execute(e={}){const{focusCaptionOnShow:t}=e;this.editor.model.change(e=>{this.value?this._hideImageCaption(e):this._showImageCaption(e,t)})}_showImageCaption(e,t){const n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageCaptionEditing");let o=n.getSelectedElement();const r=i._getSavedCaption(o);this.editor.plugins.get("ImageUtils").isInlineImage(o)&&(this.editor.execute("imageTypeBlock"),o=n.getSelectedElement());const s=r||e.createElement("caption");e.append(s,o),t&&e.setSelection(s,"in")}_hideImageCaption(e){const t=this.editor,n=t.model.document.selection,i=t.plugins.get("ImageCaptionEditing"),o=t.plugins.get("ImageUtils");let r,s=n.getSelectedElement();s?r=Yv(s):(r=Gv(o,n),s=r.parent),i._saveCaption(s,r),e.setSelection(s,"on"),e.remove(r)}}class Qv extends Qe{static get requires(){return[Uw]}static get pluginName(){return"ImageCaptionEditing"}constructor(e){super(e),this._savedCaptionsMap=new WeakMap}init(){const e=this.editor,t=e.model.schema;t.isRegistered("caption")?t.extend("caption",{allowIn:"imageBlock"}):t.register("caption",{allowIn:"imageBlock",allowContentOf:"$block",isLimit:!0}),e.commands.add("toggleImageCaption",new Kv(this.editor)),this._setupConversion(),this._setupImageTypeCommandsIntegration()}_setupConversion(){const e=this.editor,t=e.editing.view,n=e.plugins.get("ImageUtils"),i=e.t;e.conversion.for("upcast").elementToElement({view:e=>function(e,t){return"figcaption"==t.name&&e.isBlockImageView(t.parent)?{name:!0}:null}(n,e),model:"caption"}),e.conversion.for("dataDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>n.isBlockImage(e.parent)?t.createContainerElement("figcaption"):null}),e.conversion.for("editingDowncast").elementToElement({model:"caption",view:(e,{writer:o})=>{if(!n.isBlockImage(e.parent))return null;const r=o.createEditableElement("figcaption");o.setCustomProperty("imageCaption",!0,r),Xu({view:t,element:r,text:i("Enter image caption"),keepOnFocus:!0});const s=dh(r,o);return lh(s,o,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e)),s}}),e.editing.mapper.on("modelToViewPosition",Jv(t)),e.data.mapper.on("modelToViewPosition",Jv(t))}_setupImageTypeCommandsIntegration(){const e=this.editor,t=e.plugins.get("ImageUtils"),n=e.commands.get("imageTypeInline"),i=e.commands.get("imageTypeBlock"),o=e=>{if(!e.return)return;const{oldElement:n,newElement:i}=e.return;if(!n)return;if(t.isBlockImage(n)){const e=Yv(n);if(e)return void this._saveCaption(i,e)}const o=this._getSavedCaption(n);o&&this._saveCaption(i,o)};n&&this.listenTo(n,"execute",o,{priority:"low"}),i&&this.listenTo(i,"execute",o,{priority:"low"})}_getSavedCaption(e){const t=this._savedCaptionsMap.get(e);return t?Zs.fromJSON(t):null}_saveCaption(e,t){this._savedCaptionsMap.set(e,t.toJSON())}}function Jv(e){return(t,n)=>{const i=n.modelPosition,o=i.parent;if(!o.is("element","imageBlock"))return;const r=n.mapper.toViewElement(o);n.viewPosition=e.createPositionAt(r,i.offset+1)}}class Zv extends Qe{static get requires(){return[Uw]}static get pluginName(){return"ImageCaptionUI"}init(){const e=this.editor,t=e.editing.view,n=e.plugins.get("ImageUtils"),i=e.t;e.ui.componentFactory.add("toggleImageCaption",o=>{const r=e.commands.get("toggleImageCaption"),s=new tu(o);return s.set({icon:Tl.caption,tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),s.bind("label").to(r,"value",e=>i(e?"Toggle caption off":"Toggle caption on")),this.listenTo(s,"execute",()=>{e.execute("toggleImageCaption",{focusCaptionOnShow:!0});const i=Gv(n,e.model.document.selection);if(i){const n=e.editing.mapper.toViewElement(i);t.scrollToTheSelection(),t.change(e=>{e.addClass("image__caption_highlighted",n)})}}),s})}}n(133);class Xv extends Qe{static get requires(){return[Qv,Zv]}static get pluginName(){return"ImageCaption"}}function ek(e,t){return e=>{e.on("attribute:url:media",n)};function n(n,i,o){if(!o.consumable.consume(i.item,n.name))return;const r=i.attributeNewValue,s=o.writer,a=o.mapper.toViewElement(i.item),c=[...a.getChildren()].find(e=>e.getCustomProperty("media-content"));s.remove(c);const l=e.getMediaViewElement(s,r,t);s.insert(s.createPositionAt(a,0),l)}}function tk(e,t,n,i){const o=e.createContainerElement("figure",{class:"media"});return e.insert(e.createPositionAt(o,0),t.getMediaViewElement(e,n,i)),o}function nk(e){const t=e.getSelectedElement();return t&&t.is("element","media")?t:null}function ik(e,t,n){e.change(i=>{const o=i.createElement("media",{url:t});e.insertContent(o,n),i.setSelection(o,"on")})}class ok extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=nk(t);this.value=n?n.getAttribute("url"):null,this.isEnabled=function(e){const t=e.getSelectedElement();return!!t&&"media"===t.name}(t)||function(e,t){let n=hh(e,t).start.parent;n.isEmpty&&!t.schema.isLimit(n)&&(n=n.parent);return t.schema.checkChild(n,"media")}(t,e)}execute(e){const t=this.editor.model,n=t.document.selection,i=nk(n);i?t.change(t=>{t.setAttribute("url",e,i)}):ik(t,e,hh(n,t))}}class rk{constructor(e,t){const n=t.providers,i=t.extraProviders||[],o=new Set(t.removeProviders),r=n.concat(i).filter(e=>{const t=e.name;return t?!o.has(t):(Object(c.b)("media-embed-no-provider-name",{provider:e}),!1)});this.locale=e,this.providerDefinitions=r}hasMedia(e){return!!this._getMedia(e)}getMediaViewElement(e,t,n){return this._getMedia(t).getViewElement(e,n)}_getMedia(e){if(!e)return new sk(this.locale);e=e.trim();for(const t of this.providerDefinitions){const n=t.html,i=ti(t.url);for(const t of i){const i=this._getUrlMatches(e,t);if(i)return new sk(this.locale,e,i,n)}}return null}_getUrlMatches(e,t){let n=e.match(t);if(n)return n;let i=e.replace(/^https?:\/\//,"");return n=i.match(t),n||(i=i.replace(/^www\./,""),n=i.match(t),n||null)}}class sk{constructor(e,t,n,i){this.url=this._getValidUrl(t),this._t=e.t,this._match=n,this._previewRenderer=i}getViewElement(e,t){const n={};let i;if(t.renderForEditingView||t.renderMediaPreview&&this.url&&this._previewRenderer){this.url&&(n["data-oembed-url"]=this.url),t.renderForEditingView&&(n.class="ck-media__wrapper");const o=this._getPreviewHtml(t);i=e.createRawElement("div",n,(function(e){e.innerHTML=o}))}else this.url&&(n.url=this.url),i=e.createEmptyElement(t.elementName,n);return e.setCustomProperty("media-content",!0,i),i}_getPreviewHtml(e){return this._previewRenderer?this._previewRenderer(this._match):this.url&&e.renderForEditingView?this._getPlaceholderHtml():""}_getPlaceholderHtml(){const e=new eu,t=new Xl;e.text=this._t("Open media in new tab"),t.content='<svg viewBox="0 0 64 42" xmlns="http://www.w3.org/2000/svg"><path d="M47.426 17V3.713L63.102 0v19.389h-.001l.001.272c0 1.595-2.032 3.43-4.538 4.098-2.506.668-4.538-.083-4.538-1.678 0-1.594 2.032-3.43 4.538-4.098.914-.244 2.032-.565 2.888-.603V4.516L49.076 7.447v9.556A1.014 1.014 0 0 0 49 17h-1.574zM29.5 17h-8.343a7.073 7.073 0 1 0-4.657 4.06v3.781H3.3a2.803 2.803 0 0 1-2.8-2.804V8.63a2.803 2.803 0 0 1 2.8-2.805h4.082L8.58 2.768A1.994 1.994 0 0 1 10.435 1.5h8.985c.773 0 1.477.448 1.805 1.149l1.488 3.177H26.7c1.546 0 2.8 1.256 2.8 2.805V17zm-11.637 0H17.5a1 1 0 0 0-1 1v.05A4.244 4.244 0 1 1 17.863 17zm29.684 2c.97 0 .953-.048.953.889v20.743c0 .953.016.905-.953.905H19.453c-.97 0-.953.048-.953-.905V19.89c0-.937-.016-.889.97-.889h28.077zm-4.701 19.338V22.183H24.154v16.155h18.692zM20.6 21.375v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616V37.53H20.6zm24.233-16.155v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615V37.53h-1.615zM29.485 25.283a.4.4 0 0 1 .593-.35l9.05 4.977a.4.4 0 0 1 0 .701l-9.05 4.978a.4.4 0 0 1-.593-.35v-9.956z"/></svg>',t.viewBox="0 0 64 42";return new Rl({tag:"div",attributes:{class:"ck ck-reset_all ck-media__placeholder"},children:[{tag:"div",attributes:{class:"ck-media__placeholder__icon"},children:[t]},{tag:"a",attributes:{class:"ck-media__placeholder__url",target:"_blank",rel:"noopener noreferrer",href:this.url},children:[{tag:"span",attributes:{class:"ck-media__placeholder__url__text"},children:[this.url]},e]}]}).render().outerHTML}_getValidUrl(e){return e?e.match(/^https?/)?e:"https://"+e:null}}n(135);class ak extends Qe{static get pluginName(){return"MediaEmbedEditing"}constructor(e){super(e),e.config.define("mediaEmbed",{elementName:"oembed",providers:[{name:"dailymotion",url:/^dailymotion\.com\/video\/(\w+)/,html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; "><iframe src="https://www.dailymotion.com/embed/video/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" width="480" height="270" allowfullscreen allow="autoplay"></iframe></div>`},{name:"spotify",url:[/^open\.spotify\.com\/(artist\/\w+)/,/^open\.spotify\.com\/(album\/\w+)/,/^open\.spotify\.com\/(track\/\w+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 126%;"><iframe src="https://open.spotify.com/embed/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" allowtransparency="true" allow="encrypted-media"></iframe></div>`},{name:"youtube",url:[/^(?:m\.)?youtube\.com\/watch\?v=([\w-]+)/,/^(?:m\.)?youtube\.com\/v\/([\w-]+)/,/^youtube\.com\/embed\/([\w-]+)/,/^youtu\.be\/([\w-]+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;"><iframe src="https://www.youtube.com/embed/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe></div>`},{name:"vimeo",url:[/^vimeo\.com\/(\d+)/,/^vimeo\.com\/[^/]+\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/album\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/channels\/[^/]+\/(\d+)/,/^vimeo\.com\/groups\/[^/]+\/videos\/(\d+)/,/^vimeo\.com\/ondemand\/[^/]+\/(\d+)/,/^player\.vimeo\.com\/video\/(\d+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;"><iframe src="https://player.vimeo.com/video/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe></div>`},{name:"instagram",url:/^instagram\.com\/p\/(\w+)/},{name:"twitter",url:/^twitter\.com/},{name:"googleMaps",url:[/^google\.com\/maps/,/^goo\.gl\/maps/,/^maps\.google\.com/,/^maps\.app\.goo\.gl/]},{name:"flickr",url:/^flickr\.com/},{name:"facebook",url:/^facebook\.com/}]}),this.registry=new rk(e.locale,e.config.get("mediaEmbed"))}init(){const e=this.editor,t=e.model.schema,n=e.t,i=e.conversion,o=e.config.get("mediaEmbed.previewsInData"),r=e.config.get("mediaEmbed.elementName"),s=this.registry;e.commands.add("mediaEmbed",new ok(e)),t.register("media",{isObject:!0,isBlock:!0,allowWhere:"$block",allowAttributes:["url"]}),i.for("dataDowncast").elementToElement({model:"media",view:(e,{writer:t})=>{const n=e.getAttribute("url");return tk(t,s,n,{elementName:r,renderMediaPreview:n&&o})}}),i.for("dataDowncast").add(ek(s,{elementName:r,renderMediaPreview:o})),i.for("editingDowncast").elementToElement({model:"media",view:(e,{writer:t})=>{const i=e.getAttribute("url");return function(e,t,n){return t.setCustomProperty("media",!0,e),sh(e,t,{label:n})}(tk(t,s,i,{elementName:r,renderForEditingView:!0}),t,n("media widget"))}}),i.for("editingDowncast").add(ek(s,{elementName:r,renderForEditingView:!0})),i.for("upcast").elementToElement({view:e=>["oembed",r].includes(e.name)&&e.getAttribute("url")?{name:!0}:null,model:(e,{writer:t})=>{const n=e.getAttribute("url");if(s.hasMedia(n))return t.createElement("media",{url:n})}}).elementToElement({view:{name:"div",attributes:{"data-oembed-url":!0}},model:(e,{writer:t})=>{const n=e.getAttribute("data-oembed-url");if(s.hasMedia(n))return t.createElement("media",{url:n})}})}}const ck=/^(?:http(s)?:\/\/)?[\w-]+\.[\w-.~:/?#[\]@!$&'()*+,;=%]+$/;class lk extends Qe{static get requires(){return[Lp,xg]}static get pluginName(){return"AutoMediaEmbed"}constructor(e){super(e),this._timeoutId=null,this._positionToInsert=null}init(){const e=this.editor,t=e.model.document;this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",()=>{const e=t.selection.getFirstRange(),n=tl.fromPosition(e.start);n.stickiness="toPrevious";const i=tl.fromPosition(e.end);i.stickiness="toNext",t.once("change:data",()=>{this._embedMediaBetweenPositions(n,i),n.detach(),i.detach()},{priority:"high"})}),e.commands.get("undo").on("execute",()=>{this._timeoutId&&(_r.window.clearTimeout(this._timeoutId),this._positionToInsert.detach(),this._timeoutId=null,this._positionToInsert=null)},{priority:"high"})}_embedMediaBetweenPositions(e,t){const n=this.editor,i=n.plugins.get(ak).registry,o=new wa(e,t),r=o.getWalker({ignoreElementEnd:!0});let s="";for(const e of r)e.item.is("$textProxy")&&(s+=e.item.data);if(s=s.trim(),!s.match(ck))return void o.detach();if(!i.hasMedia(s))return void o.detach();n.commands.get("mediaEmbed").isEnabled?(this._positionToInsert=tl.fromPosition(e),this._timeoutId=_r.window.setTimeout(()=>{n.model.change(e=>{let t;this._timeoutId=null,e.remove(o),o.detach(),"$graveyard"!==this._positionToInsert.root.rootName&&(t=this._positionToInsert),ik(n.model,s,t),this._positionToInsert.detach(),this._positionToInsert=null})},100)):o.detach()}}n(137);class uk extends Ol{constructor(e,t){super(t);const n=t.t;this.focusTracker=new Ns,this.keystrokes=new js,this.set("mediaURLInputValue",""),this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(n("Save"),Tl.check,"ck-button-save"),this.saveButtonView.type="submit",this.saveButtonView.bind("isEnabled").to(this,"mediaURLInputValue",e=>!!e),this.cancelButtonView=this._createButton(n("Cancel"),Tl.cancel,"ck-button-cancel","cancel"),this._focusables=new Ml,this._focusCycler=new ru({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this._validators=e,this.setTemplate({tag:"form",attributes:{class:["ck","ck-media-form","ck-responsive-form"],tabindex:"-1"},children:[this.urlInputView,this.saveButtonView,this.cancelButtonView]}),Pl(this)}render(){super.render(),Il({view:this});[this.urlInputView,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element);const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e),this.listenTo(this.urlInputView.element,"selectstart",(e,t)=>{t.stopPropagation()},{priority:"high"})}focus(){this._focusCycler.focusFirst()}get url(){return this.urlInputView.fieldView.element.value.trim()}set url(e){this.urlInputView.fieldView.element.value=e.trim()}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.urlInputView.errorText=t,!1}return!0}resetFormStatus(){this.urlInputView.errorText=null,this.urlInputView.infoText=this._urlInputViewInfoDefault}_createUrlInput(){const e=this.locale.t,t=new zu(this.locale,Lu),n=t.fieldView;return this._urlInputViewInfoDefault=e("Paste the media URL in the input."),this._urlInputViewInfoTip=e("Tip: Paste the URL into the content to embed faster."),t.label=e("Media URL"),t.infoText=this._urlInputViewInfoDefault,n.on("input",()=>{t.infoText=n.element.value?this._urlInputViewInfoTip:this._urlInputViewInfoDefault,this.mediaURLInputValue=n.element.value.trim()}),t}_createButton(e,t,n,i){const o=new tu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}}class dk extends Qe{static get requires(){return[ak]}static get pluginName(){return"MediaEmbedUI"}init(){const e=this.editor,t=e.commands.get("mediaEmbed"),n=e.plugins.get(ak).registry;e.ui.componentFactory.add("mediaEmbed",i=>{const o=Tu(i),r=new uk(function(e,t){return[t=>{if(!t.url.length)return e("The URL must not be empty.")},n=>{if(!t.hasMedia(n.url))return e("This media URL is not supported.")}]}(e.t,n),e.locale);return this._setUpDropdown(o,r,t,e),this._setUpForm(o,r,t),o})}_setUpDropdown(e,t,n){const i=this.editor,o=i.t,r=e.buttonView;function s(){i.editing.view.focus(),e.isOpen=!1}e.bind("isEnabled").to(n),e.panelView.children.add(t),r.set({label:o("Insert media"),icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 0 1 .593-.351l5.133 2.824a.4.4 0 0 1 0 .7l-5.133 2.824a.4.4 0 0 1-.593-.35V7.176v.001z"/></svg>',tooltip:!0}),r.on("open",()=>{t.disableCssTransitions(),t.url=n.value||"",t.urlInputView.fieldView.select(),t.focus(),t.enableCssTransitions()},{priority:"low"}),e.on("submit",()=>{t.isValid()&&(i.execute("mediaEmbed",t.url),s())}),e.on("change:isOpen",()=>t.resetFormStatus()),e.on("cancel",()=>s())}_setUpForm(e,t,n){t.delegate("submit","cancel").to(e),t.urlInputView.bind("value").to(n,"value"),t.urlInputView.bind("isReadOnly").to(n,"isEnabled",e=>!e)}}n(139);class hk extends Qe{static get requires(){return[ak,dk,lk,Ch]}static get pluginName(){return"MediaEmbed"}}class fk extends Ze{refresh(){const e=this.editor.model,t=e.schema,n=e.document.selection;this.isEnabled=function(e,t,n){const i=function(e,t){const n=hh(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(e,n);return t.checkChild(i,"rawHtml")}(n,t,e)}execute(){const e=this.editor.model;e.change(t=>{const n=t.createElement("rawHtml");e.insertContent(n),t.setSelection(n,"on")})}}class pk extends Ze{refresh(){const e=gk(this.editor.model.document.selection);this.isEnabled=!!e}execute(e){const t=this.editor.model,n=gk(t.document.selection);t.change(t=>{t.setAttribute("value",e,n)})}}function gk(e){const t=e.getSelectedElement();return t&&t.is("element","rawHtml")?t:null}n(141);class mk extends Qe{static get pluginName(){return"HtmlEmbedEditing"}constructor(e){super(e),e.config.define("htmlEmbed",{showPreviews:!1,sanitizeHtml:e=>(Object(c.b)("html-embed-provide-sanitize-function"),{html:e,hasChanged:!1})})}init(){const e=this.editor;e.model.schema.register("rawHtml",{isObject:!0,allowWhere:"$block",allowAttributes:["value"]}),e.commands.add("updateHtmlEmbed",new pk(e)),e.commands.add("insertHtmlEmbed",new fk(e)),this._setupConversion()}_setupConversion(){const e=this.editor,t=e.t,n=e.editing.view,i=e.config.get("htmlEmbed");function o({domElement:e,editor:n,state:i,props:o}){e.textContent="";const s=e.ownerDocument;let a;if(i.isEditable){const t={isDisabled:!1,placeholder:o.textareaPlaceholder};a=r({domDocument:s,state:i,props:t}),e.append(a)}else if(i.showPreviews){const r={sanitizeHtml:o.sanitizeHtml};e.append(function({domDocument:e,state:n,props:i,editor:o}){const r=i.sanitizeHtml(n.getRawHtmlValue()),s=n.getRawHtmlValue().length>0?t("No preview available"):t("Empty snippet content"),a=xs(e,"div",{class:"ck ck-reset_all raw-html-embed__preview-placeholder"},s),c=xs(e,"div",{class:"raw-html-embed__preview-content",dir:o.locale.contentLanguageDirection}),l=e.createRange().createContextualFragment(r.html);c.appendChild(l);return xs(e,"div",{class:"raw-html-embed__preview"},[a,c])}({domDocument:s,state:i,props:r,editor:n}))}else{const t={isDisabled:!0,placeholder:o.textareaPlaceholder};e.append(r({domDocument:s,state:i,props:t}))}const c={onEditClick:o.onEditClick,onSaveClick:()=>{o.onSaveClick(a.value)},onCancelClick:o.onCancelClick};e.prepend(function({editor:e,domDocument:t,state:n,props:i}){const o=xs(t,"div",{class:"raw-html-embed__buttons-wrapper"}),r=bk(e,"edit"),s=bk(e,"save"),a=bk(e,"cancel");if(n.isEditable){const e=s.cloneNode(!0),t=a.cloneNode(!0);e.addEventListener("click",e=>{e.preventDefault(),i.onSaveClick()}),t.addEventListener("click",e=>{e.preventDefault(),i.onCancelClick()}),o.appendChild(e),o.appendChild(t)}else{const e=r.cloneNode(!0);e.addEventListener("click",e=>{e.preventDefault(),i.onEditClick()}),o.appendChild(e)}return o}({editor:n,domDocument:s,state:i,props:c}))}function r({domDocument:e,state:t,props:n}){const i=xs(e,"textarea",{placeholder:n.placeholder,class:"ck ck-reset ck-input ck-input-text raw-html-embed__source"});return i.disabled=n.isDisabled,i.value=t.getRawHtmlValue(),i}e.data.registerRawContentMatcher({name:"div",classes:"raw-html-embed"}),e.conversion.for("upcast").elementToElement({view:{name:"div",classes:"raw-html-embed"},model:(e,{writer:t})=>t.createElement("rawHtml",{value:e.getCustomProperty("$rawContent")})}),e.conversion.for("dataDowncast").elementToElement({model:"rawHtml",view:(e,{writer:t})=>t.createRawElement("div",{class:"raw-html-embed"},(function(t){t.innerHTML=e.getAttribute("value")||""}))}),e.conversion.for("editingDowncast").elementToElement({triggerBy:{attributes:["value"]},model:"rawHtml",view:(r,{writer:s})=>{let a,c,l;const u=s.createContainerElement("div",{class:"raw-html-embed","data-html-embed-label":t("HTML snippet"),dir:e.locale.uiLanguageDirection}),d=s.createRawElement("div",{class:"raw-html-embed__content-wrapper"},(function(t){a=t,o({domElement:t,editor:e,state:c,props:l}),a.addEventListener("mousedown",()=>{if(c.isEditable){const t=e.model;t.document.selection.getSelectedElement()!==r&&t.change(e=>e.setSelection(r,"on"))}},!0)})),h={makeEditable(){c=Object.assign({},c,{isEditable:!0}),o({domElement:a,editor:e,state:c,props:l}),n.change(e=>{e.setAttribute("data-cke-ignore-events","true",d)}),a.querySelector("textarea").focus()},save(t){t!==c.getRawHtmlValue()?(e.execute("updateHtmlEmbed",t),e.editing.view.focus()):this.cancel()},cancel(){c=Object.assign({},c,{isEditable:!1}),o({domElement:a,editor:e,state:c,props:l}),e.editing.view.focus(),n.change(e=>{e.removeAttribute("data-cke-ignore-events",d)})}};return c={showPreviews:i.showPreviews,isEditable:!1,getRawHtmlValue:()=>r.getAttribute("value")||""},l={sanitizeHtml:i.sanitizeHtml,textareaPlaceholder:t("Paste raw HTML here..."),onEditClick(){h.makeEditable()},onSaveClick(e){h.save(e)},onCancelClick(){h.cancel()}},s.insert(s.createPositionAt(u,0),d),s.setCustomProperty("rawHtmlApi",h,u),s.setCustomProperty("rawHtml",!0,u),sh(u,s,{widgetLabel:t("HTML snippet"),hasSelectionHandle:!0})}})}}function bk(e,t){const n=e.locale.t,i=new tu(e.locale),o=e.commands.get("updateHtmlEmbed");return i.set({tooltipPosition:"rtl"===e.locale.uiLanguageDirection?"e":"w",icon:Tl.pencil,tooltip:!0}),i.render(),"edit"===t?i.set({icon:Tl.pencil,label:n("Edit source"),class:"raw-html-embed__edit-button"}):"save"===t?(i.set({icon:Tl.check,label:n("Save changes"),class:"raw-html-embed__save-button"}),i.bind("isEnabled").to(o,"isEnabled")):i.set({icon:Tl.cancel,label:n("Cancel"),class:"raw-html-embed__cancel-button"}),i.destroy(),i.element.cloneNode(!0)}class wk extends Qe{static get pluginName(){return"HtmlEmbedUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("htmlEmbed",n=>{const i=e.commands.get("insertHtmlEmbed"),o=new tu(n);return o.set({label:t("Insert HTML"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M17 0a2 2 0 0 1 2 2v7a1 1 0 0 1 1 1v5a1 1 0 0 1-.883.993l-.118.006L19 17a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2l-.001-1.001-.116-.006A1 1 0 0 1 0 15v-5a1 1 0 0 1 .999-1L1 2a2 2 0 0 1 2-2h14zm.499 15.999h-15L2.5 17a.5.5 0 0 0 .5.5h14a.5.5 0 0 0 .5-.5l-.001-1.001zm-3.478-6.013-.014.014H14v.007l-1.525 1.525-1.46-1.46-.015.013V10h-1v5h1v-3.53l1.428 1.43.048.043.131-.129L14 11.421V15h1v-5h-.965l-.014-.014zM2 10H1v5h1v-2h2v2h1v-5H4v2H2v-2zm7 0H6v1h1v4h1v-4h1v-1zm8 0h-1v5h3v-1h-2v-4zm0-8.5H3a.5.5 0 0 0-.5.5l-.001 6.999h15L17.5 2a.5.5 0 0 0-.5-.5zM10 7v1H4V7h6zm3-2v1H4V5h9zm-3-2v1H4V3h6z"/></svg>',tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{e.execute("insertHtmlEmbed"),e.editing.view.focus();e.editing.view.document.selection.getSelectedElement().getCustomProperty("rawHtmlApi").makeEditable()}),o})}}class vk extends Qe{static get requires(){return[mk,wk,Ch]}static get pluginName(){return"HtmlEmbed"}}class kk extends Qe{static get pluginName(){return"IndentEditing"}init(){const e=this.editor;e.commands.add("indent",new et(e)),e.commands.add("outdent",new et(e))}}var _k='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zM1.632 6.95 5.02 9.358a.4.4 0 0 1-.013.661l-3.39 2.207A.4.4 0 0 1 1 11.892V7.275a.4.4 0 0 1 .632-.326z"/></svg>',yk='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zm1.618-9.55L.98 9.358a.4.4 0 0 0 .013.661l3.39 2.207A.4.4 0 0 0 5 11.892V7.275a.4.4 0 0 0-.632-.326z"/></svg>';class xk extends Qe{static get pluginName(){return"IndentUI"}init(){const e=this.editor,t=e.locale,n=e.t,i="ltr"==t.uiLanguageDirection?_k:yk,o="ltr"==t.uiLanguageDirection?yk:_k;this._defineButton("indent",n("Increase indent"),i),this._defineButton("outdent",n("Decrease indent"),o)}_defineButton(e,t,n){const i=this.editor;i.ui.componentFactory.add(e,o=>{const r=i.commands.get(e),s=new tu(o);return s.set({label:t,icon:n,tooltip:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),this.listenTo(s,"execute",()=>{i.execute(e),i.editing.view.focus()}),s})}}class Ak extends Qe{static get pluginName(){return"Indent"}static get requires(){return[kk,xk]}}class Ck extends Ze{constructor(e,t){super(e),this._indentBehavior=t}refresh(){const e=this.editor.model,t=Rs(e.document.selection.getSelectedBlocks());t&&e.schema.checkAttribute(t,"blockIndent")?this.isEnabled=this._indentBehavior.checkEnabled(t.getAttribute("blockIndent")):this.isEnabled=!1}execute(){const e=this.editor.model,t=function(e){const t=e.document.selection,n=e.schema;return Array.from(t.getSelectedBlocks()).filter(e=>n.checkAttribute(e,"blockIndent"))}(e);e.change(e=>{for(const n of t){const t=n.getAttribute("blockIndent"),i=this._indentBehavior.getNextIndent(t);i?e.setAttribute("blockIndent",i,n):e.removeAttribute("blockIndent",n)}})}}class Ek{constructor(e){this.isForward="forward"===e.direction,this.offset=e.offset,this.unit=e.unit}checkEnabled(e){const t=parseFloat(e||0);return this.isForward||t>0}getNextIndent(e){const t=parseFloat(e||0);if(!(!e||e.endsWith(this.unit)))return this.isForward?this.offset+this.unit:void 0;const n=t+(this.isForward?this.offset:-this.offset);return n>0?n+this.unit:void 0}}class Tk{constructor(e){this.isForward="forward"===e.direction,this.classes=e.classes}checkEnabled(e){const t=this.classes.indexOf(e);return this.isForward?t<this.classes.length-1:t>=0}getNextIndent(e){const t=this.classes.indexOf(e),n=this.isForward?1:-1;return this.classes[t+n]}}const Sk=["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"];class Pk extends Qe{constructor(e){super(e),e.config.define("indentBlock",{offset:40,unit:"px"})}static get pluginName(){return"IndentBlock"}init(){const e=this.editor,t=e.config.get("indentBlock"),n=!t.classes||!t.classes.length,i=Object.assign({direction:"forward"},t),o=Object.assign({direction:"backward"},t);n?(e.data.addStyleProcessorRules(Hd),this._setupConversionUsingOffset(e.conversion),e.commands.add("indentBlock",new Ck(e,new Ek(i))),e.commands.add("outdentBlock",new Ck(e,new Ek(o)))):(this._setupConversionUsingClasses(t.classes),e.commands.add("indentBlock",new Ck(e,new Tk(i))),e.commands.add("outdentBlock",new Ck(e,new Tk(o))))}afterInit(){const e=this.editor,t=e.model.schema,n=e.commands.get("indent"),i=e.commands.get("outdent"),o=e.config.get("heading.options");(o&&o.map(e=>e.model)||Sk).forEach(e=>{t.isRegistered(e)&&t.extend(e,{allowAttributes:"blockIndent"})}),t.setAttributeProperties("blockIndent",{isFormatting:!0}),n.registerChildCommand(e.commands.get("indentBlock")),i.registerChildCommand(e.commands.get("outdentBlock"))}_setupConversionUsingOffset(){const e=this.editor.conversion,t="rtl"===this.editor.locale.contentLanguageDirection?"margin-right":"margin-left";e.for("upcast").attributeToAttribute({view:{styles:{[t]:/[\s\S]+/}},model:{key:"blockIndent",value:e=>e.getStyle(t)}}),e.for("downcast").attributeToAttribute({model:"blockIndent",view:e=>({key:"style",value:{[t]:e}})})}_setupConversionUsingClasses(e){const t={model:{key:"blockIndent",values:[]},view:{}};for(const n of e)t.model.values.push(n),t.view[n]={key:"class",value:[n]};this.editor.conversion.attributeToAttribute(t)}}function Ik(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var Mk=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.config=t.config,this.model=t.model,this.ui=t.ui,this.data=t.data,this.type=n}var t,n,i;return t=e,i=[{key:"pluginName",get:function(){return this.type}},{key:"requires",get:function(){return"imageBrowser"===this.type?["Image"]:["Video"]}}],(n=[{key:"init",value:function(){var e="imageBrowser"===this.type?"image":"video";Nova.$on("ckeditor:media:".concat(this.attribute,"-").concat(e,":write"),this.writeContent.bind(this)),this.ui.componentFactory.add(this.type,this.createButton.bind(this))}},{key:"destroy",value:function(){var e="imageBrowser"===this.type?"image":"video";Nova.$off("ckeditor:media:".concat(this.attribute,"-").concat(e,":write"),this.writeContent.bind(this))}},{key:"createButton",value:function(e){var t=new tu(e);return t.set({label:"imageBrowser"===this.type?"Insert Image":"Insert Video",icon:this.icon,tooltip:!0}),this.isEnabled&&t.on("execute",this.openModal.bind(this)),t.set("isVisible",this.isEnabled),t}},{key:"openModal",value:function(){this.saveSelection();var e="imageBrowser"===this.type?"image":"video";Nova.$emit("ckeditor:media:".concat(this.attribute,"-").concat(e))}},{key:"saveSelection",value:function(){this.selected=this.model.document.selection.getSelectedElement()}},{key:"clearSelection",value:function(){this.selected=null}},{key:"isEnabled",get:function(){return this.config.get(this.type)}},{key:"attribute",get:function(){return this.config.get("attribute")}},{key:"hasSelectedWidget",get:function(){return"imageBrowser"===this.type?this.selected&&"imageBlock"===this.selected.name:this.selected&&"videoBlock"===this.selected.name}},{key:"writeContent",value:function(e){var t=this;this.model.change((function(n){e.forEach((function(e,i){var o=e.file,r=e.url,s=e.urls;return 0===i&&t.hasSelectedWidget?n.setAttributes({src:r,alt:o,imageCaption:o},t.selected):"imageBrowser"===t.type?t.model.insertContent(n.createElement("imageBlock",{src:r,alt:o,imageCaption:o}),t.model.document.selection.getLastPosition()):"videoBrowser"===t.type?t.model.insertContent(n.createElement("videoBlock",{src:s.video,poster:s.cover,controls:"controls"}),t.model.document.selection.getLastPosition()):void 0}))})),this.clearSelection()}},{key:"icon",get:function(){return"imageBrowser"===this.type?'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M6.91 10.54c.26-.23.64-.21.88.03l3.36 3.14 2.23-2.06a.64.64 0 0 1 .87 0l2.52 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var(--ck-color-button-default-active-shadow)}.ck.ck-button.ck-disabled,a.ck.ck-button.ck-disabled{background:var(--ck-color-button-default-disabled-background)}.ck.ck-button,a.ck.ck-button{border-radius:0}.ck-rounded-corners .ck.ck-button,.ck-rounded-corners a.ck.ck-button,.ck.ck-button.ck-rounded-corners,a.ck.ck-button.ck-rounded-corners{border-radius:var(--ck-border-radius)}.ck.ck-button,a.ck.ck-button{white-space:nowrap;cursor:default;vertical-align:middle;padding:var(--ck-spacing-tiny);text-align:center;min-width:var(--ck-ui-component-min-height);min-height:var(--ck-ui-component-min-height);line-height:1;font-size:inherit;border:1px solid transparent;transition:box-shadow .2s ease-in-out,border .2s ease-in-out;-webkit-appearance:none}.ck.ck-button:active,.ck.ck-button:focus,a.ck.ck-button:active,a.ck.ck-button:focus{outline:none;border:var(--ck-focus-ring);box-shadow:var(--ck-focus-outer-shadow),0 0}.ck.ck-button .ck-button__icon use,.ck.ck-button .ck-button__icon use 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a.ck.ck-button.ck-button_with-text .ck-button__icon{margin-right:calc(var(--ck-spacing-small)*-1);margin-left:var(--ck-spacing-small)}.ck.ck-button.ck-button_with-keystroke .ck-button__label,a.ck.ck-button.ck-button_with-keystroke .ck-button__label{flex-grow:1}.ck.ck-button.ck-on,a.ck.ck-button.ck-on{background:var(--ck-color-button-on-background)}.ck.ck-button.ck-on:not(.ck-disabled):hover,a.ck.ck-button.ck-on:not(.ck-disabled):hover{background:var(--ck-color-button-on-hover-background)}.ck.ck-button.ck-on:not(.ck-disabled):active,a.ck.ck-button.ck-on:not(.ck-disabled):active{background:var(--ck-color-button-on-active-background);box-shadow:inset 0 2px 2px var(--ck-color-button-on-active-shadow)}.ck.ck-button.ck-on.ck-disabled,a.ck.ck-button.ck-on.ck-disabled{background:var(--ck-color-button-on-disabled-background)}.ck.ck-button.ck-button-save,a.ck.ck-button.ck-button-save{color:var(--ck-color-button-save)}.ck.ck-button.ck-button-cancel,a.ck.ck-button.ck-button-cancel{color:var(--ck-color-button-cancel)}.ck.ck-button-action,a.ck.ck-button-action{background:var(--ck-color-button-action-background)}.ck.ck-button-action:not(.ck-disabled):hover,a.ck.ck-button-action:not(.ck-disabled):hover{background:var(--ck-color-button-action-hover-background)}.ck.ck-button-action:not(.ck-disabled):active,a.ck.ck-button-action:not(.ck-disabled):active{background:var(--ck-color-button-action-active-background);box-shadow:inset 0 2px 2px 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.ck.ck-button.ck-switchbutton .ck-button__label{margin-right:calc(var(--ck-spacing-large)*2)}[dir=rtl] .ck.ck-button.ck-switchbutton .ck-button__label{margin-left:calc(var(--ck-spacing-large)*2)}.ck.ck-button.ck-switchbutton .ck-button__toggle{border-radius:0}.ck-rounded-corners .ck.ck-button.ck-switchbutton .ck-button__toggle,.ck.ck-button.ck-switchbutton .ck-button__toggle.ck-rounded-corners{border-radius:var(--ck-border-radius)}[dir=ltr] .ck.ck-button.ck-switchbutton .ck-button__toggle{margin-left:auto}[dir=rtl] .ck.ck-button.ck-switchbutton .ck-button__toggle{margin-right:auto}.ck.ck-button.ck-switchbutton .ck-button__toggle{transition:background .4s ease;width:var(--ck-switch-button-toggle-width);background:var(--ck-color-switch-button-off-background)}.ck.ck-button.ck-switchbutton .ck-button__toggle .ck-button__toggle__inner{border-radius:0}.ck-rounded-corners .ck.ck-button.ck-switchbutton .ck-button__toggle .ck-button__toggle__inner,.ck.ck-button.ck-switchbutton 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ease;border:0}.ck.ck-color-grid__tile.ck-disabled{cursor:unset;transition:unset}.ck.ck-color-grid__tile.ck-color-table__color-tile_bordered{box-shadow:0 0 0 1px var(--ck-color-base-border)}.ck.ck-color-grid__tile .ck.ck-icon{display:none;color:var(--ck-color-color-grid-check-icon)}.ck.ck-color-grid__tile.ck-on{box-shadow:inset 0 0 0 1px var(--ck-color-base-background),0 0 0 2px var(--ck-color-base-text)}.ck.ck-color-grid__tile.ck-on .ck.ck-icon{display:block}.ck.ck-color-grid__tile.ck-on,.ck.ck-color-grid__tile:focus:not(.ck-disabled),.ck.ck-color-grid__tile:hover:not(.ck-disabled){border:0}.ck.ck-color-grid__tile:focus:not(.ck-disabled),.ck.ck-color-grid__tile:hover:not(.ck-disabled){box-shadow:inset 0 0 0 1px var(--ck-color-base-background),0 0 0 2px var(--ck-color-focus-border)}.ck.ck-color-grid__label{padding:0 var(--ck-spacing-standard)}"},function(e,t,n){var i=n(1),o=n(52);"string"==typeof(o=o.__esModule?o.default:o)&&(o=[[e.i,o,""]]);var r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports='.ck.ck-splitbutton{font-size:inherit}.ck.ck-splitbutton .ck-splitbutton__action:focus{z-index:calc(var(--ck-z-default) + 1)}.ck.ck-splitbutton.ck-splitbutton_open>.ck-button .ck-tooltip{display:none}:root{--ck-color-split-button-hover-background:#ebebeb;--ck-color-split-button-hover-border:#b3b3b3}[dir=ltr] .ck.ck-splitbutton.ck-splitbutton_open>.ck-splitbutton__action,[dir=ltr] .ck.ck-splitbutton:hover>.ck-splitbutton__action{border-top-right-radius:unset;border-bottom-right-radius:unset}[dir=rtl] .ck.ck-splitbutton.ck-splitbutton_open>.ck-splitbutton__action,[dir=rtl] .ck.ck-splitbutton:hover>.ck-splitbutton__action{border-top-left-radius:unset;border-bottom-left-radius:unset}.ck.ck-splitbutton>.ck-splitbutton__arrow{min-width:unset}[dir=ltr] .ck.ck-splitbutton>.ck-splitbutton__arrow{border-top-left-radius:unset;border-bottom-left-radius:unset}[dir=rtl] 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r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports=":root{--ck-dropdown-max-width:75vw}.ck.ck-dropdown{display:inline-block;position:relative}.ck.ck-dropdown .ck-dropdown__arrow{pointer-events:none;z-index:var(--ck-z-default)}.ck.ck-dropdown .ck-button.ck-dropdown__button{width:100%}.ck.ck-dropdown .ck-button.ck-dropdown__button.ck-on .ck-tooltip{display:none}.ck.ck-dropdown .ck-dropdown__panel{-webkit-backface-visibility:hidden;display:none;z-index:var(--ck-z-modal);max-width:var(--ck-dropdown-max-width);position:absolute}.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel-visible{display:inline-block}.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_n,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_ne,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nme,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nmw,.ck.ck-dropdown .ck-dropdown__panel.ck-dropdown__panel_nw{bottom:100%}.ck.ck-dropdown 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r={injectType:"singletonStyleTag",insert:"head",singleton:!0};i(o,r);e.exports=o.locals||{}},function(e,t){e.exports='.ck-image-upload-complete-icon{display:block;position:absolute;top:min(var(--ck-spacing-medium),6%);right:min(var(--ck-spacing-medium),6%);border-radius:50%;z-index:1}.ck-image-upload-complete-icon:after{content:"";position:absolute}:root{--ck-color-image-upload-icon:#fff;--ck-color-image-upload-icon-background:#008a00;--ck-image-upload-icon-size:20;--ck-image-upload-icon-width:2px;--ck-image-upload-icon-is-visible:clamp(0px,100% - 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hi&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?n=co._createAfter(t.textNode):(i=co._createAfter(t.textNode),this.position=i)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?n=co._createBefore(t.textNode):(i=co._createBefore(t.textNode),this.position=i))),{done:!1,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}}class co{constructor(e,t){this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof 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i=ci(t,n);switch(i){case"prefix":return"before";case"extension":return"after";default:return t[i]<n[i]?"before":"after"}}getWalker(e={}){return e.startPosition=this,new ao(e)}clone(){return new co(this.parent,this.offset)}static _createAt(e,t){if(e instanceof co)return new this(e.parent,e.offset);{const n=e;if("end"==t)t=n.is("$text")?n.data.length:n.childCount;else{if("before"==t)return this._createBefore(n);if("after"==t)return this._createAfter(n);if(0!==t&&!t)throw new c.a("view-createpositionat-offset-required",n)}return new co(n,t)}}static _createAfter(e){if(e.is("$textProxy"))return new co(e.textNode,e.offsetInText+e.data.length);if(!e.parent)throw new c.a("view-position-after-root",e,{root:e});return new co(e.parent,e.index+1)}static _createBefore(e){if(e.is("$textProxy"))return new co(e.textNode,e.offsetInText);if(!e.parent)throw new c.a("view-position-before-root",e,{root:e});return new co(e.parent,e.index)}}class lo{constructor(e,t=null){this.start=e.clone(),this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new ao({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(uo,{direction:"backward"}),t=this.end.getLastMatchingPosition(uo);return e.parent.is("$text")&&e.isAtStart&&(e=co._createBefore(e.parent)),t.parent.is("$text")&&t.isAtEnd&&(t=co._createAfter(t.parent)),new lo(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(uo);if(e.isAfter(this.end)||e.isEqual(this.end))return new lo(e,e);let t=this.end.getLastMatchingPosition(uo,{direction:"backward"});const n=e.nodeAfter,i=t.nodeBefore;return n&&n.is("$text")&&(e=new co(n,0)),i&&i.is("$text")&&(t=new co(i,i.data.length)),new lo(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new lo(this.start,e.start)),this.containsPosition(e.end)&&t.push(new lo(e.end,this.end))):t.push(this.clone()),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,n=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(n=e.end),new lo(t,n)}return null}getWalker(e={}){return e.boundaries=this,new ao(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;let e=this.start.nodeAfter,t=this.end.nodeBefore;return this.start.parent.is("$text")&&this.start.isAtEnd&&this.start.parent.nextSibling&&(e=this.start.parent.nextSibling),this.end.parent.is("$text")&&this.end.isAtStart&&this.end.parent.previousSibling&&(t=this.end.parent.previousSibling),e&&e.is("element")&&e===t?e:null}clone(){return new lo(this.start,this.end)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new ao(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new ao(e);yield t.position;for(const e of t)yield e.nextPosition}is(e){return"range"===e||"view:range"===e}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,n,i){return new this(new co(e,t),new co(n,i))}static _createFromPositionAndShift(e,t){const n=e,i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(co._createBefore(e),t)}}function uo(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}function ho(e){let t=0;for(const n of e)t++;return t}class fo{constructor(e=null,t,n){this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",this.setTo(e,t,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let n=!1;for(const i of e._ranges)if(t.isEqual(i)){n=!0;break}if(!n)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=ho(this.getRanges());if(t!=ho(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let n=!1;for(let i of e.getRanges())if(i=i.getTrimmed(),t.start.isEqual(i.start)&&t.end.isEqual(i.end)){n=!0;break}if(!n)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(e,t,n){if(null===e)this._setRanges([]),this._setFakeOptions(t);else if(e instanceof fo||e instanceof po)this._setRanges(e.getRanges(),e.isBackward),this._setFakeOptions({fake:e.isFake,label:e.fakeSelectionLabel});else if(e instanceof lo)this._setRanges([e],t&&t.backward),this._setFakeOptions(t);else if(e instanceof co)this._setRanges([new lo(e)]),this._setFakeOptions(t);else if(e instanceof ui){const i=!!n&&!!n.backward;let o;if(void 0===t)throw new c.a("view-selection-setto-required-second-parameter",this);o="in"==t?lo._createIn(e):"on"==t?lo._createOn(e):new lo(co._createAt(e,t)),this._setRanges([o],i),this._setFakeOptions(n)}else{if(!Zn(e))throw new c.a("view-selection-setto-not-selectable",this);this._setRanges(e,t&&t.backward),this._setFakeOptions(t)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new c.a("view-selection-setfocus-no-ranges",this);const n=co._createAt(e,t);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==n.compareWith(i)?this._addRange(new lo(n,i),!0):this._addRange(new lo(i,n)),this.fire("change")}is(e){return"selection"===e||"view:selection"===e}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof lo))throw new c.a("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new c.a("view-selection-range-intersects",this,{addedRange:e,intersectingRange:t});this._ranges.push(new lo(e.start,e.end))}}Ke(fo,d);class po{constructor(e=null,t,n){this._selection=new fo,this._selection.delegate("change").to(this),this._selection.setTo(e,t,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}is(e){return"selection"===e||"documentSelection"==e||"view:selection"==e||"view:documentSelection"==e}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setFocus(e,t){this._selection.setFocus(e,t)}}Ke(po,d);class go extends o{constructor(e,t,n){super(e,t),this.startRange=n,this._eventPhase="none",this._currentTarget=null}get eventPhase(){return this._eventPhase}get currentTarget(){return this._currentTarget}}const mo=Symbol("bubbling contexts");var bo={fire(e,...t){try{const n=e instanceof o?e:new o(this,e),i=ko(this);if(!i.size)return;if(vo(n,"capturing",this),wo(i,"$capture",n,...t))return n.return;const r=n.startRange||this.selection.getFirstRange(),s=r?r.getContainedElement():null,a=!!s&&Boolean(_o(i,s));let c=s||function(e){if(!e)return null;const t=e.start.parent,n=e.end.parent,i=t.getPath(),o=n.getPath();return i.length>o.length?t:n}(r);if(vo(n,"atTarget",c),!a){if(wo(i,"$text",n,...t))return n.return;vo(n,"bubbling",c)}for(;c;){if(c.is("rootElement")){if(wo(i,"$root",n,...t))return n.return}else if(c.is("element")&&wo(i,c.name,n,...t))return n.return;if(wo(i,c,n,...t))return n.return;c=c.parent,vo(n,"bubbling",c)}return vo(n,"bubbling",this),wo(i,"$document",n,...t),n.return}catch(e){c.a.rethrowUnexpectedError(e,this)}},_addEventListener(e,t,n){const i=ti(n.context||"$document"),o=ko(this);for(const r of i){let i=o.get(r);i||(i=Object.create(d),o.set(r,i)),this.listenTo(i,e,t,n)}},_removeEventListener(e,t){const n=ko(this);for(const i of n.values())this.stopListening(i,e,t)}};function vo(e,t,n){e instanceof go&&(e._eventPhase=t,e._currentTarget=n)}function wo(e,t,n,...i){const o="string"==typeof t?e.get(t):_o(e,t);return!!o&&(o.fire(n,...i),n.stop.called)}function _o(e,t){for(const[n,i]of e)if("function"==typeof 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t?t===this.name&&("attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e):"attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e}isSimilar(e){return null!==this.id||null!==e.id?this.id===e.id:super.isSimilar(e)&&this.priority==e.priority}_clone(e){const t=super._clone(e);return t._priority=this._priority,t._id=this._id,t}}function Ao(){if(Co(this))return null;let e=this.parent;for(;e&&e.is("attributeElement");){if(Co(e)>1)return null;e=e.parent}return!e||Co(e)>1?null:this.childCount}function Co(e){return Array.from(e.getChildren()).filter(e=>!e.is("uiElement")).length}xo.DEFAULT_PRIORITY=10;class Eo extends eo{constructor(e,t,n,i){super(e,t,n,i),this._isAllowedInsideAttributeElement=!0,this.getFillerOffset=To}is(e,t=null){return 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e={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,shift:2228224,alt:4456448,cmd:8912896};for(let t=65;t<=90;t++){const n=String.fromCharCode(t);e[n.toLowerCase()]=t}for(let t=48;t<=57;t++)e[t-48]=t;for(let t=112;t<=123;t++)e["f"+(t-111)]=t;return e}(),Ro=Object.fromEntries(Object.entries(Oo).map(([e,t])=>[t,e.charAt(0).toUpperCase()+e.slice(1)]));function No(e){let t;if("string"==typeof e){if(t=Oo[e.toLowerCase()],!t)throw new c.a("keyboard-unknown-key",null,{key:e})}else t=e.keyCode+(e.altKey?Oo.alt:0)+(e.ctrlKey?Oo.ctrl:0)+(e.shiftKey?Oo.shift:0)+(e.metaKey?Oo.cmd:0);return t}function jo(e){return"string"==typeof e&&(e=function(e){return e.split("+").map(e=>e.trim())}(e)),e.map(e=>"string"==typeof e?function(e){if(e.endsWith("!"))return No(e.slice(0,-1));const t=No(e);return Po.isMac&&t==Oo.ctrl?Oo.cmd:t}(e):e).reduce((e,t)=>t+e,0)}function zo(e){let t=jo(e);return Object.entries(Po.isMac?Io:Mo).reduce((e,[n,i])=>(0!=(t&Oo[n])&&(t&=~Oo[n],e+=i),e),"")+(t?Ro[t]:"")}function Do(e,t){const n="ltr"===t;switch(e){case Oo.arrowleft:return n?"left":"right";case Oo.arrowright:return n?"right":"left";case Oo.arrowup:return"up";case Oo.arrowdown:return"down"}}function Lo(e,t){const n=Do(e,t);return"down"===n||"right"===n}class Vo extends eo{constructor(e,t,n,i){super(e,t,n,i),this._isAllowedInsideAttributeElement=!0,this.getFillerOffset=Fo}is(e,t=null){return t?t===this.name&&("uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e):"uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e}_insertChild(e,t){if(t&&(t instanceof ui||Array.from(t).length>0))throw new c.a("view-uielement-cannot-add",this)}render(e){return this.toDomElement(e)}toDomElement(e){const t=e.createElement(this.name);for(const e of this.getAttributeKeys())t.setAttribute(e,this.getAttribute(e));return t}}function Bo(e){e.document.on("arrowKey",(t,n)=>function(e,t,n){if(t.keyCode==Oo.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection(),i=1==e.rangeCount&&e.getRangeAt(0).collapsed;if(i||t.shiftKey){const t=e.focusNode,o=e.focusOffset,r=n.domPositionToView(t,o);if(null===r)return;let s=!1;const a=r.getLastMatchingPosition(e=>(e.item.is("uiElement")&&(s=!0),!(!e.item.is("uiElement")&&!e.item.is("attributeElement"))));if(s){const t=n.viewPositionToDom(a);i?e.collapse(t.parent,t.offset):e.extend(t.parent,t.offset)}}}}(0,n,e.domConverter),{priority:"low"})}function Fo(){return null}class Ho extends eo{constructor(e,t,n,i){super(e,t,n,i),this._isAllowedInsideAttributeElement=!0,this.getFillerOffset=Uo}is(e,t=null){return t?t===this.name&&("rawElement"===e||"view:rawElement"===e||"element"===e||"view:element"===e):"rawElement"===e||"view:rawElement"===e||e===this.name||e==="view:"+this.name||"element"===e||"view:element"===e||"node"===e||"view:node"===e}_insertChild(e,t){if(t&&(t 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i)null!==t.parent&&t._remove(),t.parent=this,this._children.splice(e,0,t),e++,n++;return n}_removeChildren(e,t=1){this._fireChange("children",this);for(let n=e;n<e+t;n++)this._children[n].parent=null;return this._children.splice(e,t)}_fireChange(e,t){this.fire("change:"+e,t)}}Ke(Wo,d);class qo{constructor(e){this.document=e,this._cloneGroups=new Map}setSelection(e,t,n){this.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this.document.selection._setFocus(e,t)}createDocumentFragment(e){return new Wo(this.document,e)}createText(e){return new di(this.document,e)}createAttributeElement(e,t,n={}){const i=new xo(this.document,e,t);return"number"==typeof n.priority&&(i._priority=n.priority),n.id&&(i._id=n.id),i}createContainerElement(e,t,n={}){const i=new no(this.document,e,t);return void 0!==n.isAllowedInsideAttributeElement&&(i._isAllowedInsideAttributeElement=n.isAllowedInsideAttributeElement),i}createEditableElement(e,t){const n=new oo(this.document,e,t);return n._document=this.document,n}createEmptyElement(e,t,n={}){const i=new Eo(this.document,e,t);return void 0!==n.isAllowedInsideAttributeElement&&(i._isAllowedInsideAttributeElement=n.isAllowedInsideAttributeElement),i}createUIElement(e,t,n,i={}){const o=new Vo(this.document,e,t);return n&&(o.render=n),void 0!==i.isAllowedInsideAttributeElement&&(o._isAllowedInsideAttributeElement=i.isAllowedInsideAttributeElement),o}createRawElement(e,t,n,i={}){const o=new Ho(this.document,e,t);return o.render=n||(()=>{}),void 0!==i.isAllowedInsideAttributeElement&&(o._isAllowedInsideAttributeElement=i.isAllowedInsideAttributeElement),o}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){ct(e)&&void 0===n&&(n=t),n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return 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i._appendChild(o.getChildren()),o._remove(),this._removeFromClonedElementsGroup(o),this.mergeAttributes(new co(i,e))}return e}mergeContainers(e){const t=e.nodeBefore,n=e.nodeAfter;if(!(t&&n&&t.is("containerElement")&&n.is("containerElement")))throw new c.a("view-writer-merge-containers-invalid-position",this.document);const i=t.getChild(t.childCount-1),o=i instanceof di?co._createAt(i,"end"):co._createAt(t,"end");return this.move(lo._createIn(n),co._createAt(t,"end")),this.remove(lo._createOn(n)),o}insert(e,t){(function e(t,n){for(const i of t){if(!Jo.some(e=>i instanceof e))throw new c.a("view-writer-insert-invalid-node-type",n);i.is("$text")||e(i.getChildren(),n)}})(t=Zn(t)?[...t]:[t],this.document);const n=t.reduce((e,t)=>{const n=e[e.length-1],i=!(t.is("uiElement")&&t.isAllowedInsideAttributeElement);return n&&n.breakAttributes==i?n.nodes.push(t):e.push({breakAttributes:i,nodes:[t]}),e},[]);let i=null,o=e;for(const{nodes:e,breakAttributes:t}of n){const n=this._insertNodes(o,e,t);i||(i=n.start),o=n.end}return i?new lo(i,o):new lo(e)}remove(e){const t=e instanceof lo?e:lo._createOn(e);if(Xo(t,this.document),t.isCollapsed)return new Wo(this.document);const{start:n,end:i}=this._breakAttributesRange(t,!0),o=n.parent,r=i.offset-n.offset,s=o._removeChildren(n.offset,r);for(const e of s)this._removeFromClonedElementsGroup(e);const a=this.mergeAttributes(n);return t.start=a,t.end=a.clone(),new Wo(this.document,s)}clear(e,t){Xo(e,this.document);const n=e.getWalker({direction:"backward",ignoreElementEnd:!0});for(const i of n){const n=i.item;let o;if(n.is("element")&&t.isSimilar(n))o=lo._createOn(n);else if(!i.nextPosition.isAfter(e.start)&&n.is("$textProxy")){const e=n.getAncestors().find(e=>e.is("element")&&t.isSimilar(e));e&&(o=lo._createIn(e))}o&&(o.end.isAfter(e.end)&&(o.end=e.end),o.start.isBefore(e.start)&&(o.start=e.start),this.remove(o))}}move(e,t){let n;if(t.isAfter(e.end)){const i=(t=this._breakAttributes(t,!0)).parent,o=i.childCount;e=this._breakAttributesRange(e,!0),n=this.remove(e),t.offset+=i.childCount-o}else n=this.remove(e);return this.insert(t,n)}wrap(e,t){if(!(t instanceof xo))throw new c.a("view-writer-wrap-invalid-attribute",this.document);if(Xo(e,this.document),e.isCollapsed){let i=e.start;i.parent.is("element")&&(n=i.parent,!Array.from(n.getChildren()).some(e=>!e.is("uiElement")))&&(i=i.getLastMatchingPosition(e=>e.item.is("uiElement"))),i=this._wrapPosition(i,t);const o=this.document.selection;return o.isCollapsed&&o.getFirstPosition().isEqual(e.start)&&this.setSelection(i),new lo(i)}return this._wrapRange(e,t);var n}unwrap(e,t){if(!(t instanceof xo))throw new c.a("view-writer-unwrap-invalid-attribute",this.document);if(Xo(e,this.document),e.isCollapsed)return e;const{start:n,end:i}=this._breakAttributesRange(e,!0),o=n.parent,r=this._unwrapChildren(o,n.offset,i.offset,t),s=this.mergeAttributes(r.start);s.isEqual(r.start)||r.end.offset--;const a=this.mergeAttributes(r.end);return new lo(s,a)}rename(e,t){const n=new no(this.document,e,t.getAttributes());return this.insert(co._createAfter(t),n),this.move(lo._createIn(t),co._createAt(n,0)),this.remove(lo._createOn(t)),n}clearClonedElementsGroup(e){this._cloneGroups.delete(e)}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}_insertNodes(e,t,n){let i,o;if(i=n?$o(e):e.parent.is("$text")?e.parent.parent:e.parent,!i)throw new c.a("view-writer-invalid-position-container",this.document);o=n?this._breakAttributes(e,!0):e.parent.is("$text")?Ko(e):e;const r=i._insertChild(o.offset,t);for(const e of t)this._addToClonedElementsGroup(e);const s=o.getShiftedBy(r),a=this.mergeAttributes(o);a.isEqual(o)||s.offset--;const 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di?Qo(r,s):Go(o)}_wrapAttributeElement(e,t){if(!er(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const n of e.getAttributeKeys())if("class"!==n&&"style"!==n&&t.hasAttribute(n)&&t.getAttribute(n)!==e.getAttribute(n))return!1;for(const n of e.getStyleNames())if(t.hasStyle(n)&&t.getStyle(n)!==e.getStyle(n))return!1;for(const n of e.getAttributeKeys())"class"!==n&&"style"!==n&&(t.hasAttribute(n)||this.setAttribute(n,e.getAttribute(n),t));for(const n of e.getStyleNames())t.hasStyle(n)||this.setStyle(n,e.getStyle(n),t);for(const n of e.getClassNames())t.hasClass(n)||this.addClass(n,t);return!0}_unwrapAttributeElement(e,t){if(!er(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const n of e.getAttributeKeys())if("class"!==n&&"style"!==n&&(!t.hasAttribute(n)||t.getAttribute(n)!==e.getAttribute(n)))return!1;if(!t.hasClass(...e.getClassNames()))return!1;for(const n of e.getStyleNames())if(!t.hasStyle(n)||t.getStyle(n)!==e.getStyle(n))return!1;for(const n of e.getAttributeKeys())"class"!==n&&"style"!==n&&this.removeAttribute(n,t);return this.removeClass(Array.from(e.getClassNames()),t),this.removeStyle(Array.from(e.getStyleNames()),t),!0}_breakAttributesRange(e,t=!1){const n=e.start,i=e.end;if(Xo(e,this.document),e.isCollapsed){const n=this._breakAttributes(e.start,t);return new lo(n,n)}const o=this._breakAttributes(i,t),r=o.parent.childCount,s=this._breakAttributes(n,t);return o.offset+=o.parent.childCount-r,new lo(s,o)}_breakAttributes(e,t=!1){const n=e.offset,i=e.parent;if(e.parent.is("emptyElement"))throw new c.a("view-writer-cannot-break-empty-element",this.document);if(e.parent.is("uiElement"))throw new c.a("view-writer-cannot-break-ui-element",this.document);if(e.parent.is("rawElement"))throw new c.a("view-writer-cannot-break-raw-element",this.document);if(!t&&i.is("$text")&&Zo(i.parent))return e.clone();if(Zo(i))return e.clone();if(i.is("$text"))return this._breakAttributes(Ko(e),t);if(n==i.childCount){const e=new co(i.parent,i.index+1);return this._breakAttributes(e,t)}if(0===n){const e=new co(i.parent,i.index);return this._breakAttributes(e,t)}{const e=i.index+1,o=i._clone();i.parent._insertChild(e,o),this._addToClonedElementsGroup(o);const r=i.childCount-n,s=i._removeChildren(n,r);o._appendChild(s);const a=new co(i.parent,e);return this._breakAttributes(a,t)}}_addToClonedElementsGroup(e){if(!e.root.is("rootElement"))return;if(e.is("element"))for(const t of e.getChildren())this._addToClonedElementsGroup(t);const t=e.id;if(!t)return;let n=this._cloneGroups.get(t);n||(n=new Set,this._cloneGroups.set(t,n)),n.add(e),e._clonesGroup=n}_removeFromClonedElementsGroup(e){if(e.is("element"))for(const t of e.getChildren())this._removeFromClonedElementsGroup(t);const t=e.id;if(!t)return;const n=this._cloneGroups.get(t);n&&n.delete(e)}}function $o(e){let t=e.parent;for(;!Zo(t);){if(!t)return;t=t.parent}return t}function Yo(e,t){return e.priority<t.priority||!(e.priority>t.priority)&&e.getIdentity()<t.getIdentity()}function Go(e){const t=e.nodeBefore;if(t&&t.is("$text"))return new co(t,t.data.length);const n=e.nodeAfter;return n&&n.is("$text")?new co(n,0):e}function Ko(e){if(e.offset==e.parent.data.length)return new co(e.parent.parent,e.parent.index+1);if(0===e.offset)return new co(e.parent.parent,e.parent.index);const t=e.parent.data.slice(e.offset);return e.parent._data=e.parent.data.slice(0,e.offset),e.parent.parent._insertChild(e.parent.index+1,new di(e.root.document,t)),new co(e.parent.parent,e.parent.index+1)}function Qo(e,t){const n=e.data.length;return e._data+=t.data,t._remove(),new co(e,n)}const Jo=[di,xo,no,Eo,Ho,Vo];function Zo(e){return e&&(e.is("containerElement")||e.is("documentFragment"))}function Xo(e,t){const n=$o(e.start),i=$o(e.end);if(!n||!i||n!==i)throw new c.a("view-writer-invalid-range-container",t)}function er(e,t){return null===e.id&&null===t.id}function tr(e){return"[object Text]"==Object.prototype.toString.call(e)}const nr=e=>e.createTextNode(" "),ir=e=>{const t=e.createElement("span");return t.dataset.ckeFiller=!0,t.innerHTML=" ",t},or=e=>{const t=e.createElement("br");return t.dataset.ckeFiller=!0,t},rr="⁠".repeat(7);function sr(e){return tr(e)&&e.data.substr(0,7)===rr}function ar(e){return 7==e.data.length&&sr(e)}function cr(e){return sr(e)?e.data.slice(7):e.data}function lr(e,t){if(t.keyCode==Oo.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,n=e.getRangeAt(0).startOffset;sr(t)&&n<=7&&e.collapse(t,0)}}}function ur(e,t,n,i=!1){n=n||function(e,t){return e===t},Array.isArray(e)||(e=Array.prototype.slice.call(e)),Array.isArray(t)||(t=Array.prototype.slice.call(t));const o=function(e,t,n){const i=dr(e,t,n);if(-1===i)return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1};const 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Set,this.selection=t,this.isFocused=!1,this._inlineFiller=null,this._fakeSelectionContainer=null}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e)throw new c.a("view-renderer-unknown-type",this);this.markedChildren.add(t)}}}render(){let e;for(const e of this.markedChildren)this._updateChildrenMappings(e);this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(e){const t=this.domConverter.viewPositionToDom(e),n=t.parent.ownerDocument;sr(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=vr(n,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const n=Array.from(this.domConverter.mapViewToDom(e).childNodes),i=Array.from(this.domConverter.viewChildrenToDom(e,t.ownerDocument,{withChildren:!1})),o=this._diffNodeLists(n,i),r=this._findReplaceActions(o,n,i);if(-1!==r.indexOf("replace")){const t={equal:0,insert:0,delete:0};for(const o of r)if("replace"===o){const o=t.equal+t.insert,r=t.equal+t.delete,s=e.getChild(o);!s||s.is("uiElement")||s.is("rawElement")||this._updateElementMappings(s,n[r]),gr(i[o]),t.equal++}else t[o]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?co._createBefore(this.selection.getFirstPosition().parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&tr(t.parent)&&sr(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!sr(e))throw new c.a("view-renderer-filler-was-lost",this);ar(e)?e.parentNode.removeChild(e):e.data=e.data.substr(7),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,n=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor(e=>e.hasAttribute("contenteditable"));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;if(n===t.getFillerOffset())return!1;const i=e.nodeBefore,o=e.nodeAfter;return!(i instanceof di||o instanceof di)}_updateText(e,t){const n=this.domConverter.findCorrespondingDomText(e),i=this.domConverter.viewToDom(e,n.ownerDocument),o=n.data;let r=i.data;const s=t.inlineFillerPosition;if(s&&s.parent==e.parent&&s.offset==e.index&&(r=rr+r),o!=r){const e=ur(o,r);for(const t of e)"insert"===t.type?n.insertData(t.index,t.values.join("")):n.deleteData(t.index,t.howMany)}}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const n=Array.from(t.attributes).map(e=>e.name),i=e.getAttributeKeys();for(const n of i)t.setAttribute(n,e.getAttribute(n));for(const i of n)e.hasAttribute(i)||t.removeAttribute(i)}_updateChildren(e,t){const n=this.domConverter.mapViewToDom(e);if(!n)return;const i=t.inlineFillerPosition,o=this.domConverter.mapViewToDom(e).childNodes,r=Array.from(this.domConverter.viewChildrenToDom(e,n.ownerDocument,{bind:!0,inlineFillerPosition:i}));i&&i.parent===e&&vr(n.ownerDocument,r,i.offset);const s=this._diffNodeLists(o,r);let a=0;const c=new Set;for(const e of s)"delete"===e?(c.add(o[a]),gr(o[a])):"equal"===e&&a++;a=0;for(const e of s)"insert"===e?(pr(n,a,r[a]),a++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(r[a])),a++);for(const e of c)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return fr(e=function(e,t){const n=Array.from(e);if(0==n.length||!t)return n;n[n.length-1]==t&&n.pop();return n}(e,this._fakeSelectionContainer),t,_r.bind(null,this.domConverter))}_findReplaceActions(e,t,n){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let i=[],o=[],r=[];const s={equal:0,insert:0,delete:0};for(const a of e)"insert"===a?r.push(n[s.equal+s.insert]):"delete"===a?o.push(t[s.equal+s.delete]):(i=i.concat(fr(o,r,wr).map(e=>"equal"===e?"replace":e)),i.push("equal"),o=[],r=[]),s[a]++;return i.concat(fr(o,r,wr).map(e=>"equal"===e?"replace":e))}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):(this._removeFakeSelection(),this._updateDomSelection(e)))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const n=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(n,this.selection),!this._fakeSelectionNeedsUpdate(e))return;n.parentElement&&n.parentElement==e||e.appendChild(n),n.textContent=this.selection.fakeSelectionLabel||" ";const i=t.getSelection(),o=t.createRange();i.removeAllRanges(),o.selectNodeContents(n),i.addRange(o)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const n=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.collapse(n.parent,n.offset),t.extend(i.parent,i.offset),Po.isGecko&&function(e,t){const n=e.parent;if(n.nodeType!=Node.ELEMENT_NODE||e.offset!=n.childNodes.length-1)return;const i=n.childNodes[e.offset];i&&"BR"==i.tagName&&t.addRange(t.getRangeAt(0))}(i,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return(!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,n=e.ownerDocument.getSelection();return!t||t.parentElement!==e||(n.anchorNode!==t&&!t.contains(n.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){if(e.getSelection().rangeCount){const t=e.activeElement,n=this.domConverter.mapDomToView(t);t&&n&&e.getSelection().removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function vr(e,t,n){const i=t instanceof Array?t:t.childNodes,o=i[n];if(tr(o))return o.data=rr+o.data,o;{const o=e.createTextNode(rr);return Array.isArray(t)?i.splice(n,0,o):pr(t,n,o),o}}function wr(e,t){return mr(e)&&mr(t)&&!tr(e)&&!tr(t)&&e.nodeType!==Node.COMMENT_NODE&&t.nodeType!==Node.COMMENT_NODE&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function _r(e,t,n){return t===n||(tr(t)&&tr(n)?t.data===n.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(n)))}Ke(br,Ue);var kr={window:window,document:document};function yr(e){let t=0;for(;e.previousSibling;)e=e.previousSibling,t++;return t}function xr(e){const t=[];for(;e&&e.nodeType!=Node.DOCUMENT_NODE;)t.unshift(e),e=e.parentNode;return t}const Ar=or(document),Cr=nr(document),Er=ir(document);class Tr{constructor(e,t={}){this.document=e,this.blockFillerMode=t.blockFillerMode||"br",this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new pi,this._encounteredRawContentDomNodes=new WeakSet}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new fo(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of e.childNodes)this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}viewToDom(e,t,n={}){if(e.is("$text")){const n=this._processDataFromViewText(e);return t.createTextNode(n)}{if(this.mapViewToDom(e))return this.mapViewToDom(e);let i;if(e.is("documentFragment"))i=t.createDocumentFragment(),n.bind&&this.bindDocumentFragments(i,e);else{if(e.is("uiElement"))return i="$comment"===e.name?t.createComment(e.getCustomProperty("$rawContent")):e.render(t),n.bind&&this.bindElements(i,e),i;i=e.hasAttribute("xmlns")?t.createElementNS(e.getAttribute("xmlns"),e.name):t.createElement(e.name),e.is("rawElement")&&e.render(i),n.bind&&this.bindElements(i,e);for(const t of e.getAttributeKeys())i.setAttribute(t,e.getAttribute(t))}if(!1!==n.withChildren)for(const o of this.viewChildrenToDom(e,t,n))i.appendChild(o);return i}}*viewChildrenToDom(e,t,n={}){const i=e.getFillerOffset&&e.getFillerOffset();let o=0;for(const r of e.getChildren())i===o&&(yield this._getBlockFiller(t)),yield this.viewToDom(r,t,n),o++;i===o&&(yield this._getBlockFiller(t))}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),n=this.viewPositionToDom(e.end),i=document.createRange();return i.setStart(t.parent,t.offset),i.setEnd(n.parent,n.offset),i}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const n=this.findCorrespondingDomText(t);if(!n)return null;let i=e.offset;return sr(n)&&(i+=7),{parent:n,offset:i}}{let n,i,o;if(0===e.offset){if(n=this.mapViewToDom(t),!n)return null;o=n.childNodes[0]}else{const t=e.nodeBefore;if(i=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(e.nodeBefore),!i)return null;n=i.parentNode,o=i.nextSibling}if(tr(o)&&sr(o))return{parent:o,offset:7};return{parent:n,offset:i?yr(i)+1:0}}}domToView(e,t={}){if(this.isBlockFiller(e))return null;const n=this.getHostViewElement(e);if(n)return n;if(this.isComment(e)&&t.skipComments)return null;if(tr(e)){if(ar(e))return null;{const t=this._processDataFromDomText(e);return""===t?null:new di(this.document,t)}}{if(this.mapDomToView(e))return this.mapDomToView(e);let n;if(this.isDocumentFragment(e))n=new Wo(this.document),t.bind&&this.bindDocumentFragments(e,n);else{n=this._createViewElement(e,t),t.bind&&this.bindElements(e,n);const i=e.attributes;if(i)for(let e=i.length-1;e>=0;e--)n._setAttribute(i[e].name,i[e].value);if(this._isViewElementWithRawContent(n,t)||this.isComment(e)){const t=this.isComment(e)?e.data:e.innerHTML;return n._setCustomProperty("$rawContent",t),this._encounteredRawContentDomNodes.add(e),n}}if(!1!==t.withChildren)for(const i of this.domChildrenToView(e,t))n._appendChild(i);return n}}*domChildrenToView(e,t={}){for(let n=0;n<e.childNodes.length;n++){const i=e.childNodes[n],o=this.domToView(i,t);null!==o&&(yield o)}}domSelectionToView(e){if(1===e.rangeCount){let t=e.getRangeAt(0).startContainer;tr(t)&&(t=t.parentNode);const n=this.fakeSelectionToView(t);if(n)return n}const t=this.isDomSelectionBackward(e),n=[];for(let t=0;t<e.rangeCount;t++){const i=e.getRangeAt(t),o=this.domRangeToView(i);o&&n.push(o)}return new fo(n,{backward:t})}domRangeToView(e){const t=this.domPositionToView(e.startContainer,e.startOffset),n=this.domPositionToView(e.endContainer,e.endOffset);return t&&n?new lo(t,n):null}domPositionToView(e,t){if(this.isBlockFiller(e))return this.domPositionToView(e.parentNode,yr(e));const n=this.mapDomToView(e);if(n&&(n.is("uiElement")||n.is("rawElement")))return co._createBefore(n);if(tr(e)){if(ar(e))return this.domPositionToView(e.parentNode,yr(e));const n=this.findCorrespondingViewText(e);let i=t;return n?(sr(e)&&(i-=7,i=i<0?0:i),new co(n,i)):null}if(0===t){const t=this.mapDomToView(e);if(t)return new co(t,0)}else{const n=e.childNodes[t-1],i=tr(n)?this.findCorrespondingViewText(n):this.mapDomToView(n);if(i&&i.parent)return new co(i.parent,i.index+1)}return null}mapDomToView(e){return this.getHostViewElement(e)||this._domToViewMapping.get(e)}findCorrespondingViewText(e){if(ar(e))return null;const t=this.getHostViewElement(e);if(t)return t;const n=e.previousSibling;if(n){if(!this.isElement(n))return null;const e=this.mapDomToView(n);if(e){return e.nextSibling instanceof di?e.nextSibling:null}}else{const t=this.mapDomToView(e.parentNode);if(t){const e=t.getChild(0);return e instanceof di?e:null}}return null}mapViewToDom(e){return this._viewToDomMapping.get(e)}findCorrespondingDomText(e){const t=e.previousSibling;return t&&this.mapViewToDom(t)?this.mapViewToDom(t).nextSibling:!t&&e.parent&&this.mapViewToDom(e.parent)?this.mapViewToDom(e.parent).childNodes[0]:null}focus(e){const t=this.mapViewToDom(e);if(t&&t.ownerDocument.activeElement!==t){const{scrollX:e,scrollY:n}=kr.window,i=[];Sr(t,e=>{const{scrollLeft:t,scrollTop:n}=e;i.push([t,n])}),t.focus(),Sr(t,e=>{const[t,n]=i.shift();e.scrollLeft=t,e.scrollTop=n}),kr.window.scrollTo(e,n)}}isElement(e){return e&&e.nodeType==Node.ELEMENT_NODE}isDocumentFragment(e){return e&&e.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(e){return e&&e.nodeType==Node.COMMENT_NODE}isBlockFiller(e){return"br"==this.blockFillerMode?e.isEqualNode(Ar):!("BR"!==e.tagName||!Pr(e,this.blockElements)||1!==e.parentNode.childNodes.length)||(e.isEqualNode(Er)||function(e,t){return e.isEqualNode(Cr)&&Pr(e,t)&&1===e.parentNode.childNodes.length}(e,this.blockElements))}isDomSelectionBackward(e){if(e.isCollapsed)return!1;const t=document.createRange();t.setStart(e.anchorNode,e.anchorOffset),t.setEnd(e.focusNode,e.focusOffset);const n=t.collapsed;return t.detach(),n}getHostViewElement(e){const t=xr(e);for(t.pop();t.length;){const 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null===e.nextSibling&&0===e.removedNodes.length&&1==e.addedNodes.length&&(t=this.domConverter.domToView(e.addedNodes[0],{withChildren:!1})),t&&t.is("element","br")}}class es{constructor(e,t,n){this.view=e,this.document=e.document,this.domEvent=t,this.domTarget=t.target,ze(this,n)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class ts extends Nr{constructor(e){super(e),this.useCapture=!1}observe(e){("string"==typeof this.domEventType?[this.domEventType]:this.domEventType).forEach(t=>{this.listenTo(e,t,(e,t)=>{this.isEnabled&&!this.checkShouldIgnoreEventFromTarget(t.target)&&this.onDomEvent(t)},{useCapture:this.useCapture})})}fire(e,t,n){this.isEnabled&&this.document.fire(e,new es(this.view,t,n))}}class ns extends 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t={top:Math.max(this.top,e.top),right:Math.min(this.right,e.right),bottom:Math.min(this.bottom,e.bottom),left:Math.max(this.left,e.left)};return t.width=t.right-t.left,t.height=t.bottom-t.top,t.width<0||t.height<0?null:new Ts(t)}getIntersectionArea(e){const t=this.getIntersection(e);return t?t.getArea():0}getArea(){return this.width*this.height}getVisible(){const e=this._source;let t=this.clone();if(!Ps(e)){let n=e.parentNode||e.commonAncestorContainer;for(;n&&!Ps(n);){const e=new Ts(n),i=t.getIntersection(e);if(!i)return null;i.getArea()<t.getArea()&&(t=i),n=n.parentNode}}return t}isEqual(e){for(const t of Es)if(this[t]!==e[t])return!1;return!0}contains(e){const t=this.getIntersection(e);return!(!t||!t.isEqual(e))}excludeScrollbarsAndBorders(){const e=this._source;let t,n,i;if(Ir(e))t=e.innerWidth-e.document.documentElement.clientWidth,n=e.innerHeight-e.document.documentElement.clientHeight,i=e.getComputedStyle(e.document.documentElement).direction;else{const o=Cs(this._source);t=e.offsetWidth-e.clientWidth-o.left-o.right,n=e.offsetHeight-e.clientHeight-o.top-o.bottom,i=e.ownerDocument.defaultView.getComputedStyle(e).direction,this.left+=o.left,this.top+=o.top,this.right-=o.right,this.bottom-=o.bottom,this.width=this.right-this.left,this.height=this.bottom-this.top}return this.width-=t,"ltr"===i?this.right-=t:this.left+=t,this.height-=n,this.bottom-=n,this}static getDomRangeRects(e){const t=[],n=Array.from(e.getClientRects());if(n.length)for(const e of n)t.push(new Ts(e));else{let n=e.startContainer;tr(n)&&(n=n.parentNode);const i=new Ts(n.getBoundingClientRect());i.right=i.left,i.width=0,t.push(i)}return t}static getBoundingRect(e){const t={left:Number.POSITIVE_INFINITY,top:Number.POSITIVE_INFINITY,right:Number.NEGATIVE_INFINITY,bottom:Number.NEGATIVE_INFINITY};let n=0;for(const i of e)n++,t.left=Math.min(t.left,i.left),t.top=Math.min(t.top,i.top),t.right=Math.max(t.right,i.right),t.bottom=Math.max(t.bottom,i.bottom);return 0==n?null:(t.width=t.right-t.left,t.height=t.bottom-t.top,new Ts(t))}}function Ss(e,t){for(const n of Es)e[n]=t[n]}function Ps(e){return!!Gn(e)&&e===e.ownerDocument.body}class Is{constructor(e,t){Is._observerInstance||Is._createObserver(),this._element=e,this._callback=t,Is._addElementCallback(e,t),Is._observerInstance.observe(e)}destroy(){Is._deleteElementCallback(this._element,this._callback)}static _addElementCallback(e,t){Is._elementCallbacks||(Is._elementCallbacks=new Map);let n=Is._elementCallbacks.get(e);n||(n=new Set,Is._elementCallbacks.set(e,n)),n.add(t)}static _deleteElementCallback(e,t){const n=Is._getElementCallbacks(e);n&&(n.delete(t),n.size||(Is._elementCallbacks.delete(e),Is._observerInstance.unobserve(e))),Is._elementCallbacks&&!Is._elementCallbacks.size&&(Is._observerInstance=null,Is._elementCallbacks=null)}static _getElementCallbacks(e){return Is._elementCallbacks?Is._elementCallbacks.get(e):null}static _createObserver(){let e;e="function"==typeof kr.window.ResizeObserver?kr.window.ResizeObserver:Ms,Is._observerInstance=new e(e=>{for(const t of e){const e=Is._getElementCallbacks(t.target);if(e)for(const n of e)n(t)}})}}Is._observerInstance=null,Is._elementCallbacks=null;class Ms{constructor(e){this._callback=e,this._elements=new Set,this._previousRects=new Map,this._periodicCheckTimeout=null}observe(e){this._elements.add(e),this._checkElementRectsAndExecuteCallback(),1===this._elements.size&&this._startPeriodicCheck()}unobserve(e){this._elements.delete(e),this._previousRects.delete(e),this._elements.size||this._stopPeriodicCheck()}_startPeriodicCheck(){const e=()=>{this._checkElementRectsAndExecuteCallback(),this._periodicCheckTimeout=setTimeout(e,100)};this.listenTo(kr.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()}),this._periodicCheckTimeout=setTimeout(e,100)}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout),this.stopListening(),this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const e=[];for(const t of this._elements)this._hasRectChanged(t)&&e.push({target:t,contentRect:this._previousRects.get(t)});e.length&&this._callback(e)}_hasRectChanged(e){if(!e.ownerDocument.body.contains(e))return!1;const t=new Ts(e),n=this._previousRects.get(e),i=!n||!n.isEqual(t);return this._previousRects.set(e,t),i}}function Os(e){return t=>t+e}function Rs(e){const t=e.next();return t.done?null:t.value}Ke(Ms,Mr);class Ns{constructor(){this.set("isFocused",!1),this.set("focusedElement",null),this._elements=new Set,this._nextEventLoopTimeout=null}add(e){if(this._elements.has(e))throw new c.a("focustracker-add-element-already-exist",this);this.listenTo(e,"focus",()=>this._focus(e),{useCapture:!0}),this.listenTo(e,"blur",()=>this._blur(),{useCapture:!0}),this._elements.add(e)}remove(e){e===this.focusedElement&&this._blur(e),this._elements.has(e)&&(this.stopListening(e),this._elements.delete(e))}destroy(){this.stopListening()}_focus(e){clearTimeout(this._nextEventLoopTimeout),this.focusedElement=e,this.isFocused=!0}_blur(){clearTimeout(this._nextEventLoopTimeout),this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null,this.isFocused=!1},0)}}Ke(Ns,Mr),Ke(Ns,Ue);class js{constructor(){this._listener=Object.create(Mr)}listenTo(e){this._listener.listenTo(e,"keydown",(e,t)=>{this._listener.fire("_keydown:"+No(t),t)})}set(e,t,n={}){const i=jo(e),o=n.priority;this._listener.listenTo(this._listener,"_keydown:"+i,(e,n)=>{t(n,()=>{n.preventDefault(),n.stopPropagation(),e.stop()}),e.return=!0},{priority:o})}press(e){return!!this._listener.fire("_keydown:"+No(e),e)}destroy(){this._listener.stopListening()}}class zs extends Nr{constructor(e){super(e),this.document.on("keydown",(e,t)=>{if(this.isEnabled&&((n=t.keyCode)==Oo.arrowright||n==Oo.arrowleft||n==Oo.arrowup||n==Oo.arrowdown)){const n=new go(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(n,t),n.stop.called&&e.stop()}var n})}observe(){}}function Ds({target:e,viewportOffset:t=0}){const n=Ws(e);let i=n,o=null;for(;i;){let r;r=qs(i==n?e:o),Vs(r,()=>$s(e,i));const s=$s(e,i);if(Ls(i,s,t),i.parent!=i){if(o=i.frameElement,i=i.parent,!o)return}else i=null}}function Ls(e,t,n){const i=t.clone().moveBy(0,n),o=t.clone().moveBy(0,-n),r=new Ts(e).excludeScrollbarsAndBorders();if(![o,i].every(e=>r.contains(e))){let{scrollX:s,scrollY:a}=e;Fs(o,r)?a-=r.top-t.top+n:Bs(i,r)&&(a+=t.bottom-r.bottom+n),Hs(t,r)?s-=r.left-t.left+n:Us(t,r)&&(s+=t.right-r.right+n),e.scrollTo(s,a)}}function Vs(e,t){const n=Ws(e);let i,o;for(;e!=n.document.body;)o=t(),i=new Ts(e).excludeScrollbarsAndBorders(),i.contains(o)||(Fs(o,i)?e.scrollTop-=i.top-o.top:Bs(o,i)&&(e.scrollTop+=o.bottom-i.bottom),Hs(o,i)?e.scrollLeft-=i.left-o.left:Us(o,i)&&(e.scrollLeft+=o.right-i.right)),e=e.parentNode}function Bs(e,t){return e.bottom>t.bottom}function Fs(e,t){return e.top<t.top}function Hs(e,t){return e.left<t.left}function Us(e,t){return e.right>t.right}function Ws(e){return As(e)?e.startContainer.ownerDocument.defaultView:e.ownerDocument.defaultView}function qs(e){if(As(e)){let t=e.commonAncestorContainer;return tr(t)&&(t=t.parentNode),t}return e.parentNode}function $s(e,t){const n=Ws(e),i=new Ts(e);if(n===t)return i;{let e=n;for(;e!=t;){const t=e.frameElement,n=new Ts(t).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top),e=e.parent}}return i}Object.assign({},{scrollViewportToShowTarget:Ds,scrollAncestorsToShowTarget:function(e){Vs(qs(e),()=>new Ts(e))}});class Ys{constructor(e){this.document=new yo(e),this.domConverter=new Tr(this.document),this.domRoots=new Map,this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new br(this.domConverter,this.document.selection),this._renderer.bind("isFocused").to(this.document),this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this._writer=new qo(this.document),this.addObserver(Xr),this.addObserver(bs),this.addObserver(vs),this.addObserver(ns),this.addObserver(ms),this.addObserver(ws),this.addObserver(zs),Po.isAndroid&&this.addObserver(_s),this.document.on("arrowKey",lr,{priority:"low"}),Bo(this),this.on("render",()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1}),this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=!0}),this.listenTo(this.document,"change:isFocused",()=>{this._hasChangedSinceTheLastRendering=!0})}attachDomRoot(e,t="main"){const n=this.document.getRoot(t);n._name=e.tagName.toLowerCase();const i={};for(const{name:t,value:o}of Array.from(e.attributes))i[t]=o,"class"===t?this._writer.addClass(o.split(" "),n):this._writer.setAttribute(t,o,n);this._initialDomRootAttributes.set(e,i);const o=()=>{this._writer.setAttribute("contenteditable",!n.isReadOnly,n),n.isReadOnly?this._writer.addClass("ck-read-only",n):this._writer.removeClass("ck-read-only",n)};o(),this.domRoots.set(t,e),this.domConverter.bindElements(e,n),this._renderer.markToSync("children",n),this._renderer.markToSync("attributes",n),this._renderer.domDocuments.add(e.ownerDocument),n.on("change:children",(e,t)=>this._renderer.markToSync("children",t)),n.on("change:attributes",(e,t)=>this._renderer.markToSync("attributes",t)),n.on("change:text",(e,t)=>this._renderer.markToSync("text",t)),n.on("change:isReadOnly",()=>this.change(o)),n.on("change",()=>{this._hasChangedSinceTheLastRendering=!0});for(const n of this._observers.values())n.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach(({name:e})=>t.removeAttribute(e));const n=this._initialDomRootAttributes.get(t);for(const e in n)t.setAttribute(e,n[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,n]of this.domRoots)t.observe(n,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection(){const e=this.document.selection.getFirstRange();e&&Ds({target:this.domConverter.viewRangeToDom(e),viewportOffset:20})}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new c.a("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){c.a.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.change(()=>{})}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change(()=>{})}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}Ke(Ys,Ue);class Gs{constructor(e){this.parent=null,this._attrs=fi(e)}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new c.a("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new c.a("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return this.root.is("rootElement")}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={includeSelf:!1,parentFirst:!1}){const t=[];let n=e.includeSelf?this:this.parent;for(;n;)t[e.parentFirst?"push":"unshift"](n),n=n.parent;return t}getCommonAncestor(e,t={}){const n=this.getAncestors(t),i=e.getAncestors(t);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),n=e.getPath(),i=ci(t,n);switch(i){case"prefix":return!0;case"extension":return!1;default:return t[i]<n[i]}}isAfter(e){return this!=e&&(this.root===e.root&&!this.isBefore(e))}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};return this._attrs.size&&(e.attributes=Array.from(this._attrs).reduce((e,t)=>(e[t[0]]=t[1],e),{})),e}is(e){return"node"===e||"model:node"===e}_clone(){return new Gs(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=fi(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}class Ks extends Gs{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}is(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new Ks(this.data,this.getAttributes())}static fromJSON(e){return new Ks(e.data,e.attributes)}}class Qs{constructor(e,t,n){if(this.textNode=e,t<0||t>e.offsetSize)throw new c.a("model-textproxy-wrong-offsetintext",this);if(n<0||t+n>e.offsetSize)throw new c.a("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+n),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}is(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={includeSelf:!1,parentFirst:!1}){const t=[];let n=e.includeSelf?this:this.parent;for(;n;)t[e.parentFirst?"push":"unshift"](n),n=n.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}class Js{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((e,t)=>e+t.offsetSize,0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce((e,t)=>e+t.offsetSize,0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new c.a("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const n of this._nodes){if(e>=t&&e<t+n.offsetSize)return this.getNodeIndex(n);t+=n.offsetSize}if(t!=e)throw new c.a("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.length}_insertNodes(e,t){for(const e of t)if(!(e instanceof Gs))throw new c.a("model-nodelist-insertnodes-not-node",this);this._nodes.splice(e,0,...t)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map(e=>e.toJSON())}}class Zs extends Gs{constructor(e,t,n){super(t),this.name=e,this._children=new Js,n&&this._insertChild(0,n)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}is(e,t=null){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const n of e)t=t.getChild(t.offsetToIndex(n));return t}findAncestor(e,t={includeSelf:!1}){let n=t.includeSelf?this:this.parent;for(;n;){if(n.name===e)return n;n=n.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map(e=>e._clone(!0)):null;return new Zs(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=function(e){if("string"==typeof e)return[new Ks(e)];Zn(e)||(e=[e]);return Array.from(e).map(e=>"string"==typeof e?new Ks(e):e instanceof Qs?new Ks(e.data,e.getAttributes()):e)}(t);for(const e of n)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n)e.parent=null;return n}static fromJSON(e){let t=null;if(e.children){t=[];for(const n of e.children)n.name?t.push(Zs.fromJSON(n)):t.push(Ks.fromJSON(n))}return new Zs(e.name,e.attributes,t)}}class Xs{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new c.a("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new c.a("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this.position=e.startPosition.clone():this.position=ta._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(e){let t,n,i,o;do{i=this.position,o=this._visitedParent,({done:t,value:n}=this.next())}while(!t&&e(n));t||(this.position=i,this._visitedParent=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),n=this._visitedParent;if(null===n.parent&&t.offset===n.maxOffset)return{done:!0};if(n===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0};const i=t.parent,o=na(t,i),r=o||ia(t,i,o);if(r instanceof Zs)return this.shallow?t.offset++:(t.path.push(0),this._visitedParent=r),this.position=t,ea("elementStart",r,e,t,1);if(r instanceof Ks){let i;if(this.singleCharacters)i=1;else{let e=r.endOffset;this._boundaryEndParent==n&&this.boundaries.end.offset<e&&(e=this.boundaries.end.offset),i=e-t.offset}const o=t.offset-r.startOffset,s=new Qs(r,o,i);return t.offset+=i,this.position=t,ea("text",s,e,t,i)}return t.path.pop(),t.offset++,this.position=t,this._visitedParent=n.parent,this.ignoreElementEnd?this._next():ea("elementEnd",n,e,t)}_previous(){const e=this.position,t=this.position.clone(),n=this._visitedParent;if(null===n.parent&&0===t.offset)return{done:!0};if(n==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0};const i=t.parent,o=na(t,i),r=o||oa(t,i,o);if(r instanceof Zs)return t.offset--,this.shallow?(this.position=t,ea("elementStart",r,e,t,1)):(t.path.push(r.maxOffset),this.position=t,this._visitedParent=r,this.ignoreElementEnd?this._previous():ea("elementEnd",r,e,t));if(r instanceof Ks){let i;if(this.singleCharacters)i=1;else{let e=r.startOffset;this._boundaryStartParent==n&&this.boundaries.start.offset>e&&(e=this.boundaries.start.offset),i=t.offset-e}const o=t.offset-r.startOffset,s=new Qs(r,o-i,i);return t.offset-=i,this.position=t,ea("text",s,e,t,i)}return t.path.pop(),this.position=t,this._visitedParent=n.parent,ea("elementStart",n,e,t,1)}}function ea(e,t,n,i,o){return{done:!1,value:{type:e,item:t,previousPosition:n,nextPosition:i,length:o}}}class ta{constructor(e,t,n="toNone"){if(!e.is("element")&&!e.is("documentFragment"))throw new c.a("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new c.a("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=n}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++)if(e=e.getChild(e.offsetToIndex(this.path[t])),!e)throw new c.a("model-position-path-incorrect",this,{position:this});if(e.is("$text"))throw new c.a("model-position-path-incorrect",this,{position:this});return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return na(this,this.parent)}get nodeAfter(){const e=this.parent;return ia(this,e,na(this,e))}get nodeBefore(){const e=this.parent;return oa(this,e,na(this,e))}get isAtStart(){return 0===this.offset}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root)return"different";const t=ci(this.path,e.path);switch(t){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[t]<e.path[t]?"before":"after"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const n=new Xs(t);return n.skip(e),n.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;return e.is("documentFragment")?[e]:e.getAncestors({includeSelf:!0})}findAncestor(e){const t=this.parent;return t.is("element")?t.findAncestor(e,{includeSelf:!0}):null}getCommonPath(e){if(this.root!=e.root)return[];const t=ci(this.path,e.path),n="string"==typeof t?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,n)}getCommonAncestor(e){const t=this.getAncestors(),n=e.getAncestors();let i=0;for(;t[i]==n[i]&&t[i];)i++;return 0===i?null:t[i-1]}getShiftedBy(e){const t=this.clone(),n=t.offset+e;return t.offset=n<0?0:n,t}isAfter(e){return"after"==this.compareWith(e)}isBefore(e){return"before"==this.compareWith(e)}isEqual(e){return"same"==this.compareWith(e)}isTouching(e){let t=null,n=null;switch(this.compareWith(e)){case"same":return!0;case"before":t=ta._createAt(this),n=ta._createAt(e);break;case"after":t=ta._createAt(e),n=ta._createAt(this);break;default:return!1}let i=t.parent;for(;t.path.length+n.path.length;){if(t.isEqual(n))return!0;if(t.path.length>n.path.length){if(t.offset!==i.maxOffset)return!1;t.path=t.path.slice(0,-1),i=i.parent,t.offset++}else{if(0!==n.offset)return!1;n.path=n.path.slice(0,-1)}}}is(e){return"position"===e||"model:position"===e}hasSameParentAs(e){if(this.root!==e.root)return!1;return"same"==ci(this.getParentPath(),e.getParentPath())}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=ta._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let n;return t.containsPosition(this)||t.start.isEqual(this)?(n=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(n=n._getTransformedByDeletion(e.deletionPosition,1))):n=this.isEqual(e.deletionPosition)?ta._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),n}_getTransformedByDeletion(e,t){const n=ta._createAt(this);if(this.root!=e.root)return n;if("same"==ci(e.getParentPath(),this.getParentPath())){if(e.offset<this.offset){if(e.offset+t>this.offset)return null;n.offset-=t}}else if("prefix"==ci(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;if(e.offset<=this.path[i]){if(e.offset+t>this.path[i])return null;n.path[i]-=t}}return n}_getTransformedByInsertion(e,t){const n=ta._createAt(this);if(this.root!=e.root)return n;if("same"==ci(e.getParentPath(),this.getParentPath()))(e.offset<this.offset||e.offset==this.offset&&"toPrevious"!=this.stickiness)&&(n.offset+=t);else if("prefix"==ci(e.getParentPath(),this.getParentPath())){const i=e.path.length-1;e.offset<=this.path[i]&&(n.path[i]+=t)}return n}_getTransformedByMove(e,t,n){if(t=t._getTransformedByDeletion(e,n),e.isEqual(t))return ta._createAt(this);const i=this._getTransformedByDeletion(e,n);return null===i||e.isEqual(this)&&"toNext"==this.stickiness||e.getShiftedBy(n).isEqual(this)&&"toPrevious"==this.stickiness?this._getCombined(e,t):i._getTransformedByInsertion(t,n)}_getCombined(e,t){const n=e.path.length-1,i=ta._createAt(t);return i.stickiness=this.stickiness,i.offset=i.offset+this.path[n]-e.offset,i.path=[...i.path,...this.path.slice(n+1)],i}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,n="toNone"){if(e instanceof ta)return new ta(e.root,e.path,e.stickiness);{const i=e;if("end"==t)t=i.maxOffset;else{if("before"==t)return this._createBefore(i,n);if("after"==t)return this._createAfter(i,n);if(0!==t&&!t)throw new c.a("model-createpositionat-offset-required",[this,e])}if(!i.is("element")&&!i.is("documentFragment"))throw new c.a("model-position-parent-incorrect",[this,e]);const o=i.getPath();return o.push(t),new this(i.root,o,n)}}static _createAfter(e,t){if(!e.parent)throw new c.a("model-position-after-root",[this,e],{root:e});return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent)throw new c.a("model-position-before-root",e,{root:e});return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if("$graveyard"===e.root){const n=new ta(t.graveyard,e.path);return n.stickiness=e.stickiness,n}if(!t.getRoot(e.root))throw new c.a("model-position-fromjson-no-root",t,{rootName:e.root});return new ta(t.getRoot(e.root),e.path,e.stickiness)}}function na(e,t){const n=t.getChild(t.offsetToIndex(e.offset));return n&&n.is("$text")&&n.startOffset<e.offset?n:null}function ia(e,t,n){return null!==n?null:t.getChild(t.offsetToIndex(e.offset))}function oa(e,t,n){return null!==n?null:t.getChild(t.offsetToIndex(e.offset)-1)}class ra{constructor(e,t=null){this.start=ta._createAt(e),this.end=t?ta._createAt(t):ta._createAt(e),this.start.stickiness=this.isCollapsed?"toNone":"toNext",this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Xs({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return"same"==ci(this.start.getParentPath(),this.end.getParentPath())}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const n=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),i=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return n&&i}containsItem(e){const t=ta._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}is(e){return"range"===e||"model:range"===e}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new ra(this.start,e.start)),this.containsPosition(e.end)&&t.push(new ra(e.end,this.end))):t.push(new ra(this.start,this.end)),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,n=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(n=e.end),new ra(t,n)}return null}getJoined(e,t=!1){let n=this.isIntersecting(e);if(n||(n=this.start.isBefore(e.start)?t?this.end.isTouching(e.start):this.end.isEqual(e.start):t?e.end.isTouching(this.start):e.end.isEqual(this.start)),!n)return null;let i=this.start,o=this.end;return e.start.isBefore(i)&&(i=e.start),e.end.isAfter(o)&&(o=e.end),new ra(i,o)}getMinimalFlatRanges(){const e=[],t=this.start.getCommonPath(this.end).length,n=ta._createAt(this.start);let i=n.parent;for(;n.path.length>t+1;){const t=i.maxOffset-n.offset;0!==t&&e.push(new ra(n,n.getShiftedBy(t))),n.path=n.path.slice(0,-1),n.offset++,i=i.parent}for(;n.path.length<=this.end.path.length;){const t=this.end.path[n.path.length-1],i=t-n.offset;0!==i&&e.push(new ra(n,n.getShiftedBy(i))),n.offset=t,n.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new Xs(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new Xs(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new Xs(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new ra(this.start,this.end)]}getTransformedByOperations(e){const t=[new ra(this.start,this.end)];for(const n of e)for(let e=0;e<t.length;e++){const i=t[e].getTransformedByOperation(n);t.splice(e,1,...i),e+=i.length-1}for(let e=0;e<t.length;e++){const n=t[e];for(let i=e+1;i<t.length;i++){const e=t[i];(n.containsRange(e)||e.containsRange(n)||n.isEqual(e))&&t.splice(i,1)}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;const e=this.start.nodeAfter,t=this.end.nodeBefore;return e&&e.is("element")&&e===t?e:null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=!1){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=!1){const n=e.sourcePosition,i=e.howMany,o=e.targetPosition;return this._getTransformedByMove(n,o,i,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let n=this.end._getTransformedBySplitOperation(e);return this.end.isEqual(e.insertionPosition)&&(n=this.end.getShiftedBy(1)),t.root!=n.root&&(n=this.end.getShiftedBy(-1)),new ra(t,n)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition))return new ra(this.start);let t=this.start._getTransformedByMergeOperation(e),n=this.end._getTransformedByMergeOperation(e);return t.root!=n.root&&(n=this.end.getShiftedBy(-1)),t.isAfter(n)?(e.sourcePosition.isBefore(e.targetPosition)?(t=ta._createAt(n),t.offset=0):(e.deletionPosition.isEqual(t)||(n=e.deletionPosition),t=e.targetPosition),new ra(t,n)):new ra(t,n)}_getTransformedByInsertion(e,t,n=!1){if(n&&this.containsPosition(e))return[new ra(this.start,e),new ra(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))];{const n=new ra(this.start,this.end);return n.start=n.start._getTransformedByInsertion(e,t),n.end=n.end._getTransformedByInsertion(e,t),[n]}}_getTransformedByMove(e,t,n,i=!1){if(this.isCollapsed){const i=this.start._getTransformedByMove(e,t,n);return[new ra(i)]}const o=ra._createFromPositionAndShift(e,n),r=t._getTransformedByDeletion(e,n);if(this.containsPosition(t)&&!i&&(o.containsPosition(this.start)||o.containsPosition(this.end))){const i=this.start._getTransformedByMove(e,t,n),o=this.end._getTransformedByMove(e,t,n);return[new ra(i,o)]}let s;const a=this.getDifference(o);let c=null;const l=this.getIntersection(o);if(1==a.length?c=new ra(a[0].start._getTransformedByDeletion(e,n),a[0].end._getTransformedByDeletion(e,n)):2==a.length&&(c=new ra(this.start,this.end._getTransformedByDeletion(e,n))),s=c?c._getTransformedByInsertion(r,n,null!==l||i):[],l){const e=new ra(l.start._getCombined(o.start,r),l.end._getCombined(o.start,r));2==s.length?s.splice(1,0,e):s.push(e)}return s}_getTransformedByDeletion(e,t){let n=this.start._getTransformedByDeletion(e,t),i=this.end._getTransformedByDeletion(e,t);return null==n&&null==i?null:(null==n&&(n=e),null==i&&(i=e),new ra(n,i))}static _createFromPositionAndShift(e,t){const n=e,i=e.getShiftedBy(t);return t>0?new this(n,i):new this(i,n)}static _createIn(e){return new this(ta._createAt(e,0),ta._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(ta._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new c.a("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort((e,t)=>e.start.isAfter(t.start)?1:-1);const n=e.indexOf(t),i=new this(t.start,t.end);if(n>0)for(let t=n-1;e[t].end.isEqual(i.start);t++)i.start=ta._createAt(e[t].start);for(let t=n+1;t<e.length&&e[t].start.isEqual(i.end);t++)i.end=ta._createAt(e[t].end);return i}static fromJSON(e,t){return new this(ta.fromJSON(e.start,t),ta.fromJSON(e.end,t))}}class sa{constructor(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._viewToModelLengthCallbacks=new Map,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this.on("modelToViewPosition",(e,t)=>{if(t.viewPosition)return;const n=this._modelToViewMapping.get(t.modelPosition.parent);t.viewPosition=this.findPositionIn(n,t.modelPosition.offset)},{priority:"low"}),this.on("viewToModelPosition",(e,t)=>{if(t.modelPosition)return;const n=this.findMappedViewAncestor(t.viewPosition),i=this._viewToModelMapping.get(n),o=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,n);t.modelPosition=ta._createAt(i,o)},{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e){const t=this.toModelElement(e);if(this._viewToModelMapping.delete(e),this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);this._modelToViewMapping.get(t)==e&&this._modelToViewMapping.delete(t)}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const n=this._markerNameToElements.get(t)||new Set;n.add(e);const i=this._elementToMarkerNames.get(e)||new Set;i.add(t),this._markerNameToElements.set(t,n),this._elementToMarkerNames.set(e,i)}unbindElementFromMarkerName(e,t){const n=this._markerNameToElements.get(t);n&&(n.delete(e),0==n.size&&this._markerNameToElements.delete(t));const i=this._elementToMarkerNames.get(e);i&&(i.delete(t),0==i.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new ra(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new lo(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={isPhantom:!1}){const n={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",n),n.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const n=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())n.add(t);else n.add(e);return n}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,n){if(n!=e){return this._toModelOffset(e.parent,e.index,n)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let i=0;for(let n=0;n<t;n++)i+=this.getModelLength(e.getChild(n));return i}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){return this._viewToModelLengthCallbacks.get(e.name)(e)}if(this._viewToModelMapping.has(e))return 1;if(e.is("$text"))return e.data.length;if(e.is("uiElement"))return 0;{let t=0;for(const n of e.getChildren())t+=this.getModelLength(n);return t}}findPositionIn(e,t){let n,i=0,o=0,r=0;if(e.is("$text"))return new co(e,t);for(;o<t;)n=e.getChild(r),i=this.getModelLength(n),o+=i,r++;return o==t?this._moveViewPositionToTextNode(new co(e,r)):this.findPositionIn(n,t-(o-i))}_moveViewPositionToTextNode(e){const t=e.nodeBefore,n=e.nodeAfter;return t instanceof di?new co(t,t.data.length):n instanceof di?new co(n,0):e}}Ke(sa,d);class aa{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,!0)}consume(e,t){return t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,!1),!0)}test(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e));const n=this._consumable.get(e);if(void 0===n)return null;const i=n.get(t);return void 0===i?null:i}revert(e,t){t=ca(t),e instanceof Qs&&(e=this._getSymbolForTextProxy(e));const n=this.test(e,t);return!1===n?(this._consumable.get(e).set(t,!0),!0):!0!==n&&null}_getSymbolForTextProxy(e){let t=null;const n=this._textProxyRegistry.get(e.startOffset);if(n){const i=n.get(e.endOffset);i&&(t=i.get(e.parent))}return t||(t=this._addSymbolForTextProxy(e.startOffset,e.endOffset,e.parent)),t}_addSymbolForTextProxy(e,t,n){const i=Symbol("textProxySymbol");let o,r;return o=this._textProxyRegistry.get(e),o||(o=new Map,this._textProxyRegistry.set(e,o)),r=o.get(t),r||(r=new Map,o.set(t,r)),r.set(n,i),i}}function ca(e){const t=e.split(":");return"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}class la{constructor(e){this.conversionApi=Object.assign({dispatcher:this},e),this._reconversionEventsMapping=new Map}convertChanges(e,t,n){for(const t of e.getMarkersToRemove())this.convertMarkerRemove(t.name,t.range,n);const i=this._mapChangesWithAutomaticReconversion(e);for(const e of i)"insert"===e.type?this.convertInsert(ra._createFromPositionAndShift(e.position,e.length),n):"remove"===e.type?this.convertRemove(e.position,e.length,e.name,n):"reconvert"===e.type?this.reconvertElement(e.element,n):this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);for(const e of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this.convertMarkerRemove(e,i,n),this.convertMarkerAdd(e,i,n)}for(const t of e.getMarkersToAdd())this.convertMarkerAdd(t.name,t.range,n)}convertInsert(e,t){this.conversionApi.writer=t,this.conversionApi.consumable=this._createInsertConsumable(e);for(const t of Array.from(e).map(da))this._convertInsertWithAttributes(t);this._clearConversionApi()}convertRemove(e,t,n,i){this.conversionApi.writer=i,this.fire("remove:"+n,{position:e,length:t},this.conversionApi),this._clearConversionApi()}convertAttribute(e,t,n,i,o){this.conversionApi.writer=o,this.conversionApi.consumable=this._createConsumableForRange(e,"attribute:"+t);for(const o of e){const e={item:o.item,range:ra._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:t,attributeOldValue:n,attributeNewValue:i};this._testAndFire("attribute:"+t,e)}this._clearConversionApi()}reconvertElement(e,t){const n=ra._createOn(e);this.conversionApi.writer=t,this.conversionApi.consumable=this._createInsertConsumable(n);const i=this.conversionApi.mapper,o=i.toViewElement(e);t.remove(o),this._convertInsertWithAttributes({item:e,range:n});const r=i.toViewElement(e);for(const n of ra._createIn(e)){const{item:e}=n,o=ha(e,i);o?o.root!==r.root&&t.move(t.createRangeOn(o),i.toViewPosition(ta._createBefore(e))):this._convertInsertWithAttributes(da(n))}i.unbindViewElement(o),this._clearConversionApi()}convertSelection(e,t,n){const i=Array.from(t.getMarkersAtPosition(e.getFirstPosition()));if(this.conversionApi.writer=n,this.conversionApi.consumable=this._createSelectionConsumable(e,i),this.fire("selection",{selection:e},this.conversionApi),e.isCollapsed){for(const t of i){const n=t.getRange();if(!ua(e.getFirstPosition(),t,this.conversionApi.mapper))continue;const i={item:e,markerName:t.name,markerRange:n};this.conversionApi.consumable.test(e,"addMarker:"+t.name)&&this.fire("addMarker:"+t.name,i,this.conversionApi)}for(const t of e.getAttributeKeys()){const n={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};this.conversionApi.consumable.test(e,"attribute:"+n.attributeKey)&&this.fire("attribute:"+n.attributeKey+":$text",n,this.conversionApi)}this._clearConversionApi()}else this._clearConversionApi()}convertMarkerAdd(e,t,n){if("$graveyard"==t.root.rootName)return;this.conversionApi.writer=n;const i="addMarker:"+e,o=new aa;if(o.add(t,i),this.conversionApi.consumable=o,this.fire(i,{markerName:e,markerRange:t},this.conversionApi),o.test(t,i)){this.conversionApi.consumable=this._createConsumableForRange(t,i);for(const n of t.getItems()){if(!this.conversionApi.consumable.test(n,i))continue;const o={item:n,range:ra._createOn(n),markerName:e,markerRange:t};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}else this._clearConversionApi()}convertMarkerRemove(e,t,n){"$graveyard"!=t.root.rootName&&(this.conversionApi.writer=n,this.fire("removeMarker:"+e,{markerName:e,markerRange:t},this.conversionApi),this._clearConversionApi())}_mapReconversionTriggerEvent(e,t){this._reconversionEventsMapping.set(t,e)}_createInsertConsumable(e){const t=new aa;for(const n of e){const e=n.item;t.add(e,"insert");for(const n of e.getAttributeKeys())t.add(e,"attribute:"+n)}return t}_createConsumableForRange(e,t){const n=new aa;for(const i of e.getItems())n.add(i,t);return n}_createSelectionConsumable(e,t){const n=new aa;n.add(e,"selection");for(const i of t)n.add(e,"addMarker:"+i.name);for(const t of e.getAttributeKeys())n.add(e,"attribute:"+t);return n}_testAndFire(e,t){this.conversionApi.consumable.test(t.item,e)&&this.fire(function(e,t){const n=t.item.name||"$text";return`${e}:${n}`}(e,t),t,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer,delete this.conversionApi.consumable}_convertInsertWithAttributes(e){this._testAndFire("insert",e);for(const t of e.item.getAttributeKeys())e.attributeKey=t,e.attributeOldValue=null,e.attributeNewValue=e.item.getAttribute(t),this._testAndFire("attribute:"+t,e)}_mapChangesWithAutomaticReconversion(e){const t=new Set,n=[];for(const i of e.getChanges()){const e=i.position||i.range.start,o=e.parent;if(na(e,o)){n.push(i);continue}const r="attribute"===i.type?ia(e,o,null):o;if(r.is("$text")){n.push(i);continue}let s;if(s="attribute"===i.type?`attribute:${i.attributeKey}:${r.name}`:`${i.type}:${i.name}`,this._isReconvertTriggerEvent(s,r.name)){if(t.has(r))continue;t.add(r),n.push({type:"reconvert",element:r})}else n.push(i)}return n}_isReconvertTriggerEvent(e,t){return this._reconversionEventsMapping.get(e)===t}}function ua(e,t,n){const i=t.getRange(),o=Array.from(e.getAncestors());o.shift(),o.reverse();return!o.some(e=>{if(i.containsItem(e)){return!!n.toViewElement(e).getCustomProperty("addHighlight")}})}function da(e){return{item:e.item,range:ra._createFromPositionAndShift(e.previousPosition,e.length)}}function ha(e,t){if(e.is("textProxy")){const n=t.toViewPosition(ta._createBefore(e)).parent;return n.is("$text")?n:null}return t.toViewElement(e)}Ke(la,d);class fa{constructor(e,t,n){this._lastRangeBackward=!1,this._ranges=[],this._attrs=new Map,e&&this.setTo(e,t,n)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let n=!1;for(const i of e._ranges)if(t.isEqual(i)){n=!0;break}if(!n)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new ra(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new ra(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new ra(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(e,t,n){if(null===e)this._setRanges([]);else if(e instanceof fa)this._setRanges(e.getRanges(),e.isBackward);else if(e&&"function"==typeof e.getRanges)this._setRanges(e.getRanges(),e.isBackward);else if(e instanceof ra)this._setRanges([e],!!t&&!!t.backward);else if(e instanceof ta)this._setRanges([new ra(e)]);else if(e instanceof Gs){const i=!!n&&!!n.backward;let o;if("in"==t)o=ra._createIn(e);else if("on"==t)o=ra._createOn(e);else{if(void 0===t)throw new c.a("model-selection-setto-required-second-parameter",[this,e]);o=new ra(ta._createAt(e,t))}this._setRanges([o],i)}else{if(!Zn(e))throw new c.a("model-selection-setto-not-selectable",[this,e]);this._setRanges(e,t&&!!t.backward)}}_setRanges(e,t=!1){const n=(e=Array.from(e)).some(t=>{if(!(t instanceof ra))throw new c.a("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every(e=>!e.isEqual(t))});if(e.length!==this._ranges.length||n){this._removeAllRanges();for(const t of e)this._pushRange(t);this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0})}}setFocus(e,t){if(null===this.anchor)throw new c.a("model-selection-setfocus-no-ranges",[this,e]);const n=ta._createAt(e,t);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==n.compareWith(i)?(this._pushRange(new ra(n,i)),this._lastRangeBackward=!0):(this._pushRange(new ra(i,n)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}is(e){return"selection"===e||"model:selection"===e}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const n=ma(t.start,e);n&&ba(n,t)&&(yield n);for(const n of t.getWalker()){const i=n.item;"elementEnd"==n.type&&ga(i,e,t)&&(yield i)}const i=ma(t.end,e);i&&!t.end.isTouching(ta._createAt(i,0))&&ba(i,t)&&(yield i)}}containsEntireContent(e=this.anchor.root){const t=ta._createAt(e,0),n=ta._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new ra(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++)if(e.isIntersecting(this._ranges[t]))throw new c.a("model-selection-range-intersects",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}_removeAllRanges(){for(;this._ranges.length>0;)this._popRange()}_popRange(){this._ranges.pop()}}function pa(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&e.parent)}function ga(e,t,n){return pa(e,t)&&ba(e,n)}function ma(e,t){const n=e.parent.root.document.model.schema,i=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let o=!1;const r=i.find(e=>!o&&(o=n.isLimit(e),!o&&pa(e,t)));return i.forEach(e=>t.add(e)),r}function ba(e,t){const n=function(e){const t=e.root.document.model.schema;let n=e.parent;for(;n;){if(t.isBlock(n))return n;n=n.parent}}(e);if(!n)return!0;return!t.containsRange(ra._createOn(n),!0)}Ke(fa,d);class va extends ra{constructor(e,t){super(e,t),wa.call(this)}detach(){this.stopListening()}is(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e}toRange(){return new ra(this.start,this.end)}static fromRange(e){return new va(e.start,e.end)}}function wa(){this.listenTo(this.root.document.model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&_a.call(this,n)},{priority:"low"})}function _a(e){const t=this.getTransformedByOperation(e),n=ra._createFromRanges(t),i=!n.isEqual(this),o=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let r=null;if(i){"$graveyard"==n.root.rootName&&(r="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=n.start,this.end=n.end,this.fire("change:range",t,{deletionPosition:r})}else o&&this.fire("change:content",this.toRange(),{deletionPosition:r})}Ke(va,d);class ka{constructor(e){this._selection=new ya(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection._updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}is(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(e,t,n){this._selection.setTo(e,t,n)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return"selection:"+e}static _isStoreAttributeKey(e){return e.startsWith("selection:")}}Ke(ka,d);class ya extends fa{constructor(e){super(),this.markers=new Xn({idProperty:"name"}),this._model=e.model,this._document=e,this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this.listenTo(this._model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&"marker"!=n.type&&"rename"!=n.type&&"noop"!=n.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))},{priority:"lowest"}),this.on("change:range",()=>{for(const e of this.getRanges())if(!this._document._validateSelectionRange(e))throw new c.a("document-selection-wrong-position",this,{range:e})}),this.listenTo(this._model.markers,"update",(e,t,n,i)=>{this._updateMarker(t,i)}),this.listenTo(this._document,"change",(e,t)=>{!function(e,t){const n=e.document.differ;for(const i of n.getChanges()){if("insert"!=i.type)continue;const n=i.position.parent;i.length===n.maxOffset&&e.enqueueChange(t,e=>{const t=Array.from(n.getAttributeKeys()).filter(e=>e.startsWith("selection:"));for(const i of t)e.removeAttribute(i,n)})}}(this._model,t)})}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++)this._ranges[e].detach();this.stopListening()}*getRanges(){this._ranges.length?yield*super.getRanges():yield this._document._getDefaultRange()}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(e,t,n){super.setTo(e,t,n),this._updateAttributes(!0),this._updateMarkers()}setFocus(e,t){super.setFocus(e,t),this._updateAttributes(!0),this._updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}overrideGravity(){const e=s();return this._overriddenGravityRegister.add(e),1===this._overriddenGravityRegister.size&&this._updateAttributes(!0),e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e))throw new c.a("document-selection-gravity-wrong-restore",this,{uid:e});this._overriddenGravityRegister.delete(e),this.isGravityOverridden||this._updateAttributes(!0)}observeMarkers(e){this._observedMarkers.add(e),this._updateMarkers()}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);t&&this._ranges.push(t)}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=va.fromRange(e);return t.on("change:range",(e,n,i)=>{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=i.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}}),t}_updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const n=t.name.split(":",1)[0];if(!this._observedMarkers.has(n))continue;const i=t.getRange();for(const n of this.getRanges())i.containsRange(n,!n.isCollapsed)&&e.push(t)}const n=Array.from(this.markers);for(const n of e)this.markers.has(n)||(this.markers.add(n),t=!0);for(const n of Array.from(this.markers))e.includes(n)||(this.markers.remove(n),t=!0);t&&this.fire("change:marker",{oldMarkers:n,directChange:!1})}_updateMarker(e,t){const n=e.name.split(":",1)[0];if(!this._observedMarkers.has(n))return;let i=!1;const o=Array.from(this.markers),r=this.markers.has(e);if(t){let n=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){n=!0;break}n&&!r?(this.markers.add(e),i=!0):!n&&r&&(this.markers.remove(e),i=!0)}else r&&(this.markers.remove(e),i=!0);i&&this.fire("change:marker",{oldMarkers:o,directChange:!1})}_updateAttributes(e){const t=fi(this._getSurroundingAttributes()),n=fi(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const i=[];for(const[e,t]of this.getAttributes())n.has(e)&&n.get(e)===t||i.push(e);for(const[e]of n)this.hasAttribute(e)||i.push(e);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(e,t,n=!0){const i=n?"normal":"low";if("low"==i&&"normal"==this._attributePriority.get(e))return!1;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,i),!0)}_removeAttribute(e,t=!0){const n=t?"normal":"low";return("low"!=n||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,n),!!super.hasAttribute(e)&&(this._attrs.delete(e),!0))}_setAttributesTo(e){const t=new Set;for(const[t,n]of this.getAttributes())e.get(t)!==n&&this._removeAttribute(t,!1);for(const[n,i]of e){this._setAttribute(n,i,!1)&&t.add(n)}return t}*_getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith("selection:")){const n=t.substr("selection:".length);yield[n,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;let n=null;if(this.isCollapsed){const i=e.textNode?e.textNode:e.nodeBefore,o=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(n=xa(i)),n||(n=xa(o)),!this.isGravityOverridden&&!n){let e=i;for(;e&&!t.isInline(e)&&!n;)e=e.previousSibling,n=xa(e)}if(!n){let e=o;for(;e&&!t.isInline(e)&&!n;)e=e.nextSibling,n=xa(e)}n||(n=this._getStoredAttributes())}else{const e=this.getFirstRange();for(const i of e){if(i.item.is("element")&&t.isObject(i.item))break;if("text"==i.type){n=i.item.getAttributes();break}}}return n}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function xa(e){return e instanceof Qs||e instanceof Ks?e.getAttributes():null}class Aa{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}var Ca=function(e){return $n(e,5)};class Ea extends Aa{elementToElement(e){return this.add(function(e){return(e=Ca(e)).view=Pa(e.view,"container"),t=>{var n;if(t.on("insert:"+e.model,(n=e.view,(e,t,i)=>{const o=n(t.item,i);if(!o)return;if(!i.consumable.consume(t.item,"insert"))return;const r=i.mapper.toViewPosition(t.range.start);i.mapper.bindElements(t.item,o),i.writer.insert(r,o)}),{priority:e.converterPriority||"normal"}),e.triggerBy){if(e.triggerBy.attributes)for(const n of e.triggerBy.attributes)t._mapReconversionTriggerEvent(e.model,`attribute:${n}:${e.model}`);if(e.triggerBy.children)for(const n of e.triggerBy.children)t._mapReconversionTriggerEvent(e.model,"insert:"+n),t._mapReconversionTriggerEvent(e.model,"remove:"+n)}}}(e))}attributeToElement(e){return this.add(function(e){e=Ca(e);let t="attribute:"+(e.model.key?e.model.key:e.model);e.model.name&&(t+=":"+e.model.name);if(e.model.values)for(const t of e.model.values)e.view[t]=Pa(e.view[t],"attribute");else e.view=Pa(e.view,"attribute");const n=Ia(e);return i=>{i.on(t,function(e){return(t,n,i)=>{const o=e(n.attributeOldValue,i),r=e(n.attributeNewValue,i);if(!o&&!r)return;if(!i.consumable.consume(n.item,t.name))return;const s=i.writer,a=s.document.selection;if(n.item instanceof fa||n.item instanceof ka)s.wrap(a.getFirstRange(),r);else{let e=i.mapper.toViewRange(n.range);null!==n.attributeOldValue&&o&&(e=s.unwrap(e,o)),null!==n.attributeNewValue&&r&&s.wrap(e,r)}}}(n),{priority:e.converterPriority||"normal"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Ca(e);let t="attribute:"+(e.model.key?e.model.key:e.model);e.model.name&&(t+=":"+e.model.name);if(e.model.values)for(const t of e.model.values)e.view[t]=Ma(e.view[t]);else e.view=Ma(e.view);const n=Ia(e);return i=>{var o;i.on(t,(o=n,(e,t,n)=>{const i=o(t.attributeOldValue,n),r=o(t.attributeNewValue,n);if(!i&&!r)return;if(!n.consumable.consume(t.item,e.name))return;const s=n.mapper.toViewElement(t.item),a=n.writer;if(!s)throw new c.a("conversion-attribute-to-attribute-on-text",[t,n]);if(null!==t.attributeOldValue&&i)if("class"==i.key){const e=ti(i.value);for(const t of e)a.removeClass(t,s)}else if("style"==i.key){const e=Object.keys(i.value);for(const t of e)a.removeStyle(t,s)}else a.removeAttribute(i.key,s);if(null!==t.attributeNewValue&&r)if("class"==r.key){const e=ti(r.value);for(const t of e)a.addClass(t,s)}else if("style"==r.key){const e=Object.keys(r.value);for(const t of e)a.setStyle(t,r.value[t],s)}else a.setAttribute(r.key,r.value,s)}),{priority:e.converterPriority||"normal"})}}(e))}markerToElement(e){return this.add(function(e){return(e=Ca(e)).view=Pa(e.view,"ui"),t=>{var n;t.on("addMarker:"+e.model,(n=e.view,(e,t,i)=>{t.isOpening=!0;const o=n(t,i);t.isOpening=!1;const r=n(t,i);if(!o||!r)return;const s=t.markerRange;if(s.isCollapsed&&!i.consumable.consume(s,e.name))return;for(const t of s)if(!i.consumable.consume(t.item,e.name))return;const a=i.mapper,c=i.writer;c.insert(a.toViewPosition(s.start),o),i.mapper.bindElementToMarker(o,t.markerName),s.isCollapsed||(c.insert(a.toViewPosition(s.end),r),i.mapper.bindElementToMarker(r,t.markerName)),e.stop()}),{priority:e.converterPriority||"normal"}),t.on("removeMarker:"+e.model,(e.view,(e,t,n)=>{const i=n.mapper.markerNameToElements(t.markerName);if(i){for(const e of i)n.mapper.unbindElementFromMarkerName(e,t.markerName),n.writer.clear(n.writer.createRangeOn(e),e);n.writer.clearClonedElementsGroup(t.markerName),e.stop()}}),{priority:e.converterPriority||"normal"})}}(e))}markerToHighlight(e){return this.add(function(e){return t=>{var n;t.on("addMarker:"+e.model,(n=e.view,(e,t,i)=>{if(!t.item)return;if(!(t.item instanceof fa||t.item instanceof ka||t.item.is("$textProxy")))return;const o=Oa(n,t,i);if(!o)return;if(!i.consumable.consume(t.item,e.name))return;const r=i.writer,s=Ta(r,o),a=r.document.selection;if(t.item instanceof fa||t.item instanceof ka)r.wrap(a.getFirstRange(),s,a);else{const e=i.mapper.toViewRange(t.range),n=r.wrap(e,s);for(const e of n.getItems())if(e.is("attributeElement")&&e.isSimilar(s)){i.mapper.bindElementToMarker(e,t.markerName);break}}}),{priority:e.converterPriority||"normal"}),t.on("addMarker:"+e.model,function(e){return(t,n,i)=>{if(!n.item)return;if(!(n.item instanceof Zs))return;const o=Oa(e,n,i);if(!o)return;if(!i.consumable.test(n.item,t.name))return;const r=i.mapper.toViewElement(n.item);if(r&&r.getCustomProperty("addHighlight")){i.consumable.consume(n.item,t.name);for(const e of ra._createIn(n.item))i.consumable.consume(e.item,t.name);r.getCustomProperty("addHighlight")(r,o,i.writer),i.mapper.bindElementToMarker(r,n.markerName)}}}(e.view),{priority:e.converterPriority||"normal"}),t.on("removeMarker:"+e.model,function(e){return(t,n,i)=>{if(n.markerRange.isCollapsed)return;const o=Oa(e,n,i);if(!o)return;const r=Ta(i.writer,o),s=i.mapper.markerNameToElements(n.markerName);if(s){for(const e of s)i.mapper.unbindElementFromMarkerName(e,n.markerName),e.is("attributeElement")?i.writer.unwrap(i.writer.createRangeOn(e),r):e.getCustomProperty("removeHighlight")(e,o.id,i.writer);i.writer.clearClonedElementsGroup(n.markerName),t.stop()}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}markerToData(e){return this.add(function(e){const t=(e=Ca(e)).model;e.view||(e.view=n=>({group:t,name:n.substr(e.model.length+1)}));return n=>{var i;n.on("addMarker:"+t,(i=e.view,(e,t,n)=>{const o=i(t.markerName,n);if(!o)return;const r=t.markerRange;n.consumable.consume(r,e.name)&&(Sa(r,!1,n,t,o),Sa(r,!0,n,t,o),e.stop())}),{priority:e.converterPriority||"normal"}),n.on("removeMarker:"+t,function(e){return(t,n,i)=>{const o=e(n.markerName,i);if(!o)return;const r=i.mapper.markerNameToElements(n.markerName);if(r){for(const e of r)i.mapper.unbindElementFromMarkerName(e,n.markerName),e.is("containerElement")?(s(`data-${o.group}-start-before`,e),s(`data-${o.group}-start-after`,e),s(`data-${o.group}-end-before`,e),s(`data-${o.group}-end-after`,e)):i.writer.clear(i.writer.createRangeOn(e),e);i.writer.clearClonedElementsGroup(n.markerName),t.stop()}function s(e,t){if(t.hasAttribute(e)){const n=new Set(t.getAttribute(e).split(","));n.delete(o.name),0==n.size?i.writer.removeAttribute(e,t):i.writer.setAttribute(e,Array.from(n).join(","),t)}}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}}function Ta(e,t){const n=e.createAttributeElement("span",t.attributes);return t.classes&&n._addClass(t.classes),"number"==typeof t.priority&&(n._priority=t.priority),n._id=t.id,n}function Sa(e,t,n,i,o){const r=t?e.start:e.end,s=r.nodeAfter&&r.nodeAfter.is("element")?r.nodeAfter:null,a=r.nodeBefore&&r.nodeBefore.is("element")?r.nodeBefore:null;if(s||a){let e,r;t&&s||!t&&!a?(e=s,r=!0):(e=a,r=!1);const c=n.mapper.toViewElement(e);if(c)return void function(e,t,n,i,o,r){const s=`data-${r.group}-${t?"start":"end"}-${n?"before":"after"}`,a=e.hasAttribute(s)?e.getAttribute(s).split(","):[];a.unshift(r.name),i.writer.setAttribute(s,a.join(","),e),i.mapper.bindElementToMarker(e,o.markerName)}(c,t,r,n,i,o)}!function(e,t,n,i,o){const r=`${o.group}-${t?"start":"end"}`,s=o.name?{name:o.name}:null,a=n.writer.createUIElement(r,s);n.writer.insert(e,a),n.mapper.bindElementToMarker(a,i.markerName)}(n.mapper.toViewPosition(r),t,n,i,o)}function Pa(e,t){return"function"==typeof e?e:(n,i)=>function(e,t,n){"string"==typeof e&&(e={name:e});let i;const o=t.writer,r=Object.assign({},e.attributes);if("container"==n)i=o.createContainerElement(e.name,r);else if("attribute"==n){const t={priority:e.priority||xo.DEFAULT_PRIORITY};i=o.createAttributeElement(e.name,r,t)}else i=o.createUIElement(e.name,r);if(e.styles){const t=Object.keys(e.styles);for(const n of t)o.setStyle(n,e.styles[n],i)}if(e.classes){const t=e.classes;if("string"==typeof t)o.addClass(t,i);else for(const e of t)o.addClass(e,i)}return i}(e,i,t)}function Ia(e){return e.model.values?(t,n)=>{const i=e.view[t];return i?i(t,n):null}:e.view}function Ma(e){return"string"==typeof e?t=>({key:e,value:t}):"object"==typeof e?e.value?()=>e:t=>({key:e.key,value:t}):e}function Oa(e,t,n){const i="function"==typeof e?e(t,n):e;return i?(i.priority||(i.priority=10),i.id||(i.id=t.markerName),i):null}function Ra(e){const{schema:t,document:n}=e.model;for(const i of n.getRootNames()){const o=n.getRoot(i);if(o.isEmpty&&!t.checkChild(o,"$text")&&t.checkChild(o,"paragraph"))return e.insertElement("paragraph",o),!0}return!1}function Na(e,t,n){const i=n.createContext(e);return!!n.checkChild(i,"paragraph")&&!!n.checkChild(i.push("paragraph"),t)}function ja(e,t){const n=t.createElement("paragraph");return t.insert(n,e),t.createPositionAt(n,0)}class za extends Aa{elementToElement(e){return this.add(Da(e))}elementToAttribute(e){return this.add(function(e){Ba(e=Ca(e));const t=Fa(e,!1),n=La(e.view),i=n?"element:"+n:"element";return n=>{n.on(i,t,{priority:e.converterPriority||"low"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Ca(e);let t=null;("string"==typeof e.view||e.view.key)&&(t=function(e){"string"==typeof e.view&&(e.view={key:e.view});const t=e.view.key;let n;if("class"==t||"style"==t){n={["class"==t?"classes":"styles"]:e.view.value}}else{const i=void 0===e.view.value?/[\s\S]*/:e.view.value;n={attributes:{[t]:i}}}e.view.name&&(n.name=e.view.name);return e.view=n,t}(e));Ba(e,t);const n=Fa(e,!0);return t=>{t.on("element",n,{priority:e.converterPriority||"low"})}}(e))}elementToMarker(e){return this.add(function(e){return function(e){const t=e.model;e.model=(e,n)=>{const i="string"==typeof t?t:t(e,n);return n.writer.createElement("$marker",{"data-name":i})}}(e=Ca(e)),Da(e)}(e))}dataToMarker(e){return this.add(function(e){(e=Ca(e)).model||(e.model=t=>t?e.view+":"+t:e.view);const t=Va(Ha(e,"start")),n=Va(Ha(e,"end"));return i=>{i.on("element:"+e.view+"-start",t,{priority:e.converterPriority||"normal"}),i.on("element:"+e.view+"-end",n,{priority:e.converterPriority||"normal"});const o=a.get("low"),r=a.get("highest"),s=a.get(e.converterPriority)/r;i.on("element",function(e){return(t,n,i)=>{const o="data-"+e.view;function r(t,o){for(const r of o){const o=e.model(r,i),s=i.writer.createElement("$marker",{"data-name":o});i.writer.insert(s,t),n.modelCursor.isEqual(t)?n.modelCursor=n.modelCursor.getShiftedBy(1):n.modelCursor=n.modelCursor._getTransformedByInsertion(t,1),n.modelRange=n.modelRange._getTransformedByInsertion(t,1)[0]}}(i.consumable.test(n.viewItem,{attributes:o+"-end-after"})||i.consumable.test(n.viewItem,{attributes:o+"-start-after"})||i.consumable.test(n.viewItem,{attributes:o+"-end-before"})||i.consumable.test(n.viewItem,{attributes:o+"-start-before"}))&&(n.modelRange||Object.assign(n,i.convertChildren(n.viewItem,n.modelCursor)),i.consumable.consume(n.viewItem,{attributes:o+"-end-after"})&&r(n.modelRange.end,n.viewItem.getAttribute(o+"-end-after").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-start-after"})&&r(n.modelRange.end,n.viewItem.getAttribute(o+"-start-after").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-end-before"})&&r(n.modelRange.start,n.viewItem.getAttribute(o+"-end-before").split(",")),i.consumable.consume(n.viewItem,{attributes:o+"-start-before"})&&r(n.modelRange.start,n.viewItem.getAttribute(o+"-start-before").split(",")))}}(e),{priority:o+s})}}(e))}}function Da(e){const t=Va(e=Ca(e)),n=La(e.view),i=n?"element:"+n:"element";return n=>{n.on(i,t,{priority:e.converterPriority||"normal"})}}function La(e){return"string"==typeof e?e:"object"==typeof e&&"string"==typeof e.name?e.name:null}function Va(e){const t=new pi(e.view);return(n,i,o)=>{const r=t.match(i.viewItem);if(!r)return;const s=r.match;if(s.name=!0,!o.consumable.test(i.viewItem,s))return;const a=function(e,t,n){return e instanceof Function?e(t,n):n.writer.createElement(e)}(e.model,i.viewItem,o);a&&o.safeInsert(a,i.modelCursor)&&(o.consumable.consume(i.viewItem,s),o.convertChildren(i.viewItem,a),o.updateConversionResult(a,i))}}function Ba(e,t=null){const n=null===t||(e=>e.getAttribute(t)),i="object"!=typeof e.model?e.model:e.model.key,o="object"!=typeof e.model||void 0===e.model.value?n:e.model.value;e.model={key:i,value:o}}function Fa(e,t){const n=new pi(e.view);return(i,o,r)=>{const s=n.match(o.viewItem);if(!s)return;if(!function(e,t){const n="function"==typeof e?e(t):e;if("object"==typeof n&&!La(n))return!1;return!n.classes&&!n.attributes&&!n.styles}(e.view,o.viewItem)?delete s.match.name:s.match.name=!0,!r.consumable.test(o.viewItem,s.match))return;const a=e.model.key,c="function"==typeof e.model.value?e.model.value(o.viewItem,r):e.model.value;if(null===c)return;o.modelRange||Object.assign(o,r.convertChildren(o.viewItem,o.modelCursor));(function(e,t,n,i){let o=!1;for(const r of Array.from(e.getItems({shallow:n})))i.schema.checkAttribute(r,t.key)&&(o=!0,r.hasAttribute(t.key)||i.writer.setAttribute(t.key,t.value,r));return o})(o.modelRange,{key:a,value:c},t,r)&&r.consumable.consume(o.viewItem,s.match)}}function Ha(e,t){const n={};return n.view=e.view+"-"+t,n.model=(t,n)=>{const i=t.getAttribute("name"),o=e.model(i,n);return n.writer.createElement("$marker",{"data-name":o})},n}class Ua{constructor(e,t){this.model=e,this.view=new Ys(t),this.mapper=new sa,this.downcastDispatcher=new la({mapper:this.mapper,schema:e.schema});const n=this.model.document,i=n.selection,o=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(!0)},{priority:"highest"}),this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(!1)},{priority:"lowest"}),this.listenTo(n,"change",()=>{this.view.change(e=>{this.downcastDispatcher.convertChanges(n.differ,o,e),this.downcastDispatcher.convertSelection(i,o,e)})},{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(n,i)=>{const o=i.newSelection,r=[];for(const e of o.getRanges())r.push(t.toModelRange(e));const s=e.createSelection(r,{backward:o.isBackward});s.isEqual(e.document.selection)||e.change(e=>{e.setSelection(s)})}}(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",(e,t,n)=>{if(!n.consumable.consume(t.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(t.range.start),r=i.createText(t.item.data);i.insert(o,r)},{priority:"lowest"}),this.downcastDispatcher.on("remove",(e,t,n)=>{const i=n.mapper.toViewPosition(t.position),o=t.position.getShiftedBy(t.length),r=n.mapper.toViewPosition(o,{isPhantom:!0}),s=n.writer.createRange(i,r),a=n.writer.remove(s.getTrimmed());for(const e of n.writer.createRangeIn(a).getItems())n.mapper.unbindViewElement(e)},{priority:"low"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=n.writer,o=i.document.selection;for(const e of o.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&n.writer.mergeAttributes(e.start);i.setSelection(null)},{priority:"high"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=t.selection;if(i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=[];for(const e of i.getRanges()){const t=n.mapper.toViewRange(e);o.push(t)}n.writer.setSelection(o,{backward:i.isBackward})},{priority:"low"}),this.downcastDispatcher.on("selection",(e,t,n)=>{const i=t.selection;if(!i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=n.writer,r=i.getFirstPosition(),s=n.mapper.toViewPosition(r),a=o.breakAttributes(s);o.setSelection(a)},{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using(e=>{if("$graveyard"==e.rootName)return null;const t=new so(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t})}destroy(){this.view.destroy(),this.stopListening()}}Ke(Ua,Ue);class Wa{constructor(){this._commands=new Map}add(e,t){this._commands.set(e,t)}get(e){return this._commands.get(e)}execute(e,...t){const n=this.get(e);if(!n)throw new c.a("commandcollection-command-not-found",this,{commandName:e});return n.execute(...t)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const e of this.commands())e.destroy()}}class qa{constructor(){this._consumables=new Map}add(e,t){let n;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?n=this._consumables.get(e):(n=new $a(e),this._consumables.set(e,n)),n.add(t))}test(e,t){const n=this._consumables.get(e);return void 0===n?null:e.is("$text")||e.is("documentFragment")?n:n.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const n=this._consumables.get(e);void 0!==n&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):n.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},n=e.getAttributeKeys();for(const e of n)"style"!=e&&"class"!=e&&t.attributes.push(e);const i=e.getClassNames();for(const e of i)t.classes.push(e);const o=e.getStyleNames();for(const e of o)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new qa(e)),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,qa.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const n of e.getChildren())t=qa.createFrom(n,t);return t}}class $a{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t in this._consumables)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t in this._consumables)if(t in e){const n=this._test(t,e[t]);if(!0!==n)return n}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t in this._consumables)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t in this._consumables)t in e&&this._revert(t,e[t])}_add(e,t){const n=_e(t)?t:[t],i=this._consumables[e];for(const t of n){if("attributes"===e&&("class"===t||"style"===t))throw new c.a("viewconsumable-invalid-attribute",this);if(i.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!0)}}_test(e,t){const n=_e(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){const e=i.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",n=this._test(e,[...this._consumables[e].keys()]);if(!0!==n)return n}return!0}_consume(e,t){const n=_e(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){if(i.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))i.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const n=_e(t)?t:[t],i=this._consumables[e];for(const t of n)if("attributes"!==e||"class"!==t&&"style"!==t){!1===i.get(t)&&i.set(t,!0)}else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class Ya{constructor(){this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",(e,t)=>{t[0]=new Ga(t[0])},{priority:"highest"}),this.on("checkChild",(e,t)=>{t[0]=new Ga(t[0]),t[1]=this.getDefinition(t[1])},{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new c.a("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new c.a("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:e.is&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(t,e)}checkAttribute(e,t){const n=this.getDefinition(e.last);return!!n&&n.allowAttributes.includes(t)}checkMerge(e,t=null){if(e instanceof ta){const t=e.nodeBefore,n=e.nodeAfter;if(!(t instanceof Zs))throw new c.a("schema-check-merge-no-element-before",this);if(!(n instanceof Zs))throw new c.a("schema-check-merge-no-element-after",this);return this.checkMerge(t,n)}for(const n of t.getChildren())if(!this.checkChild(e,n))return!1;return!0}addChildCheck(e){this.on("checkChild",(t,[n,i])=>{if(!i)return;const o=e(n,i);"boolean"==typeof o&&(t.stop(),t.return=o)},{priority:"high"})}addAttributeCheck(e){this.on("checkAttribute",(t,[n,i])=>{const o=e(n,i);"boolean"==typeof o&&(t.stop(),t.return=o)},{priority:"high"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof ta)t=e.parent;else{t=(e instanceof ra?[e]:Array.from(e.getRanges())).reduce((e,t)=>{const n=t.getCommonAncestor();return e?e.getCommonAncestor(n,{includeSelf:!0}):n},null)}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const n=[...e.getFirstPosition().getAncestors(),new Ks("",e.getAttributes())];return this.checkAttribute(n,t)}{const n=e.getRanges();for(const e of n)for(const n of e)if(this.checkAttribute(n.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const n of e)yield*this._getValidRangesForRange(n,t)}getNearestSelectionRange(e,t="both"){if(this.checkChild(e,"$text"))return new ra(e);let n,i;const o=e.getAncestors().reverse().find(e=>this.isLimit(e))||e.root;"both"!=t&&"backward"!=t||(n=new Xs({boundaries:ra._createIn(o),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(i=new Xs({boundaries:ra._createIn(o),startPosition:e}));for(const e of function*(e,t){let n=!1;for(;!n;){if(n=!0,e){const t=e.next();t.done||(n=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(n=!1,yield{walker:t,value:e.value})}}}(n,i)){const t=e.walker==n?"elementEnd":"elementStart",i=e.value;if(i.type==t&&this.isObject(i.item))return ra._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new ra(i.nextPosition)}return null}findAllowedParent(e,t){let n=e.parent;for(;n;){if(this.checkChild(n,t))return n;if(this.isLimit(n))return null;n=n.parent}return null}removeDisallowedAttributes(e,t){for(const n of e)if(n.is("$text"))ac(this,n,t);else{const e=ra._createIn(n).getPositions();for(const n of e){ac(this,n.nodeBefore||n.parent,t)}}}createContext(e){return new Ga(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,n=Object.keys(t);for(const i of n)e[i]=Ka(t[i],i);for(const t of n)Qa(e,t);for(const t of n)Ja(e,t);for(const t of n)Za(e,t);for(const t of n)Xa(e,t),ec(e,t);for(const t of n)tc(e,t),nc(e,t),ic(e,t);this._compiledDefinitions=e}_checkContextMatch(e,t,n=t.length-1){const i=t.getItem(n);if(e.allowIn.includes(i.name)){if(0==n)return!0;{const e=this.getDefinition(i);return this._checkContextMatch(e,t,n-1)}}return!1}*_getValidRangesForRange(e,t){let n=e.start,i=e.start;for(const o of e.getItems({shallow:!0}))o.is("element")&&(yield*this._getValidRangesForRange(ra._createIn(o),t)),this.checkAttribute(o,t)||(n.isEqual(i)||(yield new ra(n,i)),n=ta._createAfter(o)),i=ta._createAfter(o);n.isEqual(i)||(yield new ra(n,i))}}Ke(Ya,Ue);class Ga{constructor(e){if(e instanceof Ga)return e;"string"==typeof e?e=[e]:Array.isArray(e)||(e=e.getAncestors({includeSelf:!0})),this._items=e.map(sc)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new Ga([e]);return t._items=[...this._items,...t._items],t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map(e=>e.name)}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function Ka(e,t){const n={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],allowChildren:[],inheritTypesFrom:[]};return function(e,t){for(const n of e){const e=Object.keys(n).filter(e=>e.startsWith("is"));for(const i of e)t[i]=n[i]}}(e,n),oc(e,n,"allowIn"),oc(e,n,"allowContentOf"),oc(e,n,"allowWhere"),oc(e,n,"allowAttributes"),oc(e,n,"allowAttributesOf"),oc(e,n,"allowChildren"),oc(e,n,"inheritTypesFrom"),function(e,t){for(const n of e){const e=n.inheritAllFrom;e&&(t.allowContentOf.push(e),t.allowWhere.push(e),t.allowAttributesOf.push(e),t.inheritTypesFrom.push(e))}}(e,n),n}function Qa(e,t){const n=e[t];for(const i of n.allowChildren){const n=e[i];n&&n.allowIn.push(t)}n.allowChildren.length=0}function Ja(e,t){for(const n of e[t].allowContentOf)if(e[n]){rc(e,n).forEach(e=>{e.allowIn.push(t)})}delete e[t].allowContentOf}function Za(e,t){for(const n of e[t].allowWhere){const i=e[n];if(i){const n=i.allowIn;e[t].allowIn.push(...n)}}delete e[t].allowWhere}function Xa(e,t){for(const n of e[t].allowAttributesOf){const i=e[n];if(i){const n=i.allowAttributes;e[t].allowAttributes.push(...n)}}delete e[t].allowAttributesOf}function ec(e,t){const n=e[t];for(const t of n.inheritTypesFrom){const i=e[t];if(i){const e=Object.keys(i).filter(e=>e.startsWith("is"));for(const t of e)t in n||(n[t]=i[t])}}delete n.inheritTypesFrom}function tc(e,t){const n=e[t],i=n.allowIn.filter(t=>e[t]);n.allowIn=Array.from(new Set(i))}function nc(e,t){const n=e[t];for(const i of n.allowIn){e[i].allowChildren.push(t)}}function ic(e,t){const n=e[t];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function oc(e,t,n){for(const i of e)"string"==typeof i[n]?t[n].push(i[n]):Array.isArray(i[n])&&t[n].push(...i[n])}function rc(e,t){const n=e[t];return(i=e,Object.keys(i).map(e=>i[e])).filter(e=>e.allowIn.includes(n.name));var i}function sc(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function ac(e,t,n){for(const i of t.getAttributeKeys())e.checkAttribute(t,i)||n.removeAttribute(i,t)}class cc{constructor(e={}){this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this.conversionApi=Object.assign({},e),this.conversionApi.convertItem=this._convertItem.bind(this),this.conversionApi.convertChildren=this._convertChildren.bind(this),this.conversionApi.safeInsert=this._safeInsert.bind(this),this.conversionApi.updateConversionResult=this._updateConversionResult.bind(this),this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this),this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(e,t,n=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let n;for(const i of new Ga(e)){const e={};for(const t of i.getAttributeKeys())e[t]=i.getAttribute(t);const o=t.createElement(i.name,e);n&&t.append(o,n),n=ta._createAt(o,0)}return n}(n,t),this.conversionApi.writer=t,this.conversionApi.consumable=qa.createFrom(e),this.conversionApi.store={};const{modelRange:i}=this._convertItem(e,this._modelCursor),o=t.createDocumentFragment();if(i){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,o);o.markers=function(e,t){const n=new Set,i=new Map,o=ra._createIn(e).getItems();for(const e of o)"$marker"==e.name&&n.add(e);for(const e of n){const n=e.getAttribute("data-name"),o=t.createPositionBefore(e);i.has(n)?i.get(n).end=o.clone():i.set(n,new ra(o.clone())),t.remove(e)}return i}(o,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,o}_convertItem(e,t){const n=Object.assign({viewItem:e,modelCursor:t,modelRange:null});if(e.is("element")?this.fire("element:"+e.name,n,this.conversionApi):e.is("$text")?this.fire("text",n,this.conversionApi):this.fire("documentFragment",n,this.conversionApi),n.modelRange&&!(n.modelRange instanceof ra))throw new c.a("view-conversion-dispatcher-incorrect-result",this);return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(e,t){let n=t.is("position")?t:ta._createAt(t,0);const i=new ra(n);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,n);e.modelRange instanceof ra&&(i.end=e.modelRange.end,n=e.modelCursor)}return{modelRange:i,modelCursor:n}}_safeInsert(e,t){const n=this._splitToAllowedParent(e,t);return!!n&&(this.conversionApi.writer.insert(e,n.position),!0)}_updateConversionResult(e,t){const n=this._getSplitParts(e),i=this.conversionApi.writer;t.modelRange||(t.modelRange=i.createRange(i.createPositionBefore(e),i.createPositionAfter(n[n.length-1])));const o=this._cursorParents.get(e);t.modelCursor=o?i.createPositionAt(o,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:n,writer:i}=this.conversionApi;let o=n.findAllowedParent(t,e);if(o){if(o===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(o)&&(o=null)}if(!o)return Na(t,e,n)?{position:ja(t,i)}:null;const r=this.conversionApi.writer.split(t,o),s=[];for(const e of r.range.getWalker())if("elementEnd"==e.type)s.push(e.item);else{const t=s.pop(),n=e.item;this._registerSplitPair(t,n)}const a=r.range.end.parent;return this._cursorParents.set(e,a),{position:r.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const n=this._splitParts.get(e);this._splitParts.set(t,n),n.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}Ke(cc,d);class lc{getHtml(e){const t=document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class uc{constructor(e){this._domParser=new DOMParser,this._domConverter=new Tr(e,{blockFillerMode:"nbsp"}),this._htmlWriter=new lc}toData(e){const t=this._domConverter.viewToDom(e,document);return this._htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this._domConverter.domToView(t)}registerRawContentMatcher(e){this._domConverter.registerRawContentMatcher(e)}useFillerType(e){this._domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){const t=this._domParser.parseFromString(e,"text/html"),n=t.createDocumentFragment();let i=t.firstChild;for(;!i.isSameNode(t.documentElement);){const e=i;i=i.nextSibling,e.nodeType==Node.COMMENT_NODE&&n.appendChild(e)}const o=t.body.childNodes;for(;o.length>0;)n.appendChild(o[0]);return n}}class dc{constructor(e,t){this.model=e,this.mapper=new sa,this.downcastDispatcher=new la({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",(e,t,n)=>{if(!n.consumable.consume(t.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(t.range.start),r=i.createText(t.item.data);i.insert(o,r)},{priority:"lowest"}),this.upcastDispatcher=new cc({schema:e.schema}),this.viewDocument=new yo(t),this.stylesProcessor=t,this.htmlProcessor=new uc(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new qo(this.viewDocument),this.upcastDispatcher.on("text",(e,t,{schema:n,consumable:i,writer:o})=>{let r=t.modelCursor;if(!i.test(t.viewItem))return;if(!n.checkChild(r,"$text")){if(!Na(r,"$text",n))return;r=ja(r,o)}i.consume(t.viewItem);const s=o.createText(t.viewItem.data);o.insert(s,r),t.modelRange=o.createRange(r,r.getShiftedBy(s.offsetSize)),t.modelCursor=t.modelRange.end},{priority:"lowest"}),this.upcastDispatcher.on("element",(e,t,n)=>{if(!t.modelRange&&n.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=n.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}},{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",(e,t,n)=>{if(!t.modelRange&&n.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:i}=n.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=i}},{priority:"lowest"}),this.decorate("init"),this.decorate("set"),this.on("init",()=>{this.fire("ready")},{priority:"lowest"}),this.on("ready",()=>{this.model.enqueueChange("transparent",Ra)},{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:n="empty"}=e;if(!this._checkIfRootsExists([t]))throw new c.a("datacontroller-get-non-existent-root",this);const i=this.model.document.getRoot(t);return"empty"!==n||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i,e):""}stringify(e,t={}){const n=this.toView(e,t);return this.processor.toData(n)}toView(e,t={}){const n=this.viewDocument,i=this._viewWriter;this.mapper.clearBindings();const o=ra._createIn(e),r=new Wo(n);this.mapper.bindElements(e,r),this.downcastDispatcher.conversionApi.options=t,this.downcastDispatcher.convertInsert(o,i);const s=e.is("documentFragment")?Array.from(e.markers):function(e){const t=[],n=e.root.document;if(!n)return[];const i=ra._createIn(e);for(const e of n.model.markers){const n=e.getRange(),o=n.isCollapsed,r=n.start.isEqual(i.start)||n.end.isEqual(i.end);if(o&&r)t.push([e.name,n]);else{const o=i.getIntersection(n);o&&t.push([e.name,o])}}return t}(e);for(const[e,t]of s)this.downcastDispatcher.convertMarkerAdd(e,t,i);return delete this.downcastDispatcher.conversionApi.options,r}init(e){if(this.model.document.version)throw new c.a("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new c.a("datacontroller-init-non-existent-root",this);return this.model.enqueueChange("transparent",e=>{for(const n of Object.keys(t)){const i=this.model.document.getRoot(n);e.insert(this.parse(t[n],i),i,0)}}),Promise.resolve()}set(e,t={}){let n={};if("string"==typeof e?n.main=e:n=e,!this._checkIfRootsExists(Object.keys(n)))throw new c.a("datacontroller-set-non-existent-root",this);const i=t.batchType||"default";this.model.enqueueChange(i,e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(n)){const i=this.model.document.getRoot(t);e.remove(e.createRangeIn(i)),e.insert(this.parse(n[t],i),i,0)}})}parse(e,t="$root"){const n=this.processor.toView(e);return this.toModel(n,t)}toModel(e,t="$root"){return this.model.change(n=>this.upcastDispatcher.convert(e,n,t))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRootNames().includes(t))return!1;return!0}}Ke(dc,Ue);class hc{constructor(e,t){this._helpers=new Map,this._downcast=ti(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=ti(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const n=this._downcast.includes(t);if(!this._upcast.includes(t)&&!n)throw new c.a("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:n})}for(e){if(!this._helpers.has(e))throw new c.a("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:n}of fc(e))this.for("upcast").elementToElement({model:t,view:n,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:n}of fc(e))this.for("upcast").elementToAttribute({view:n,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:n}of fc(e))this.for("upcast").attributeToAttribute({view:n,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:n}){if(this._helpers.has(e))throw new c.a("conversion-group-exists",this);const i=n?new Ea(t):new za(t);this._helpers.set(e,i)}}function*fc(e){if(e.model.values)for(const t of e.model.values){const n={key:e.model.key,value:t},i=e.view[t],o=e.upcastAlso?e.upcastAlso[t]:void 0;yield*pc(n,i,o)}else yield*pc(e.model,e.view,e.upcastAlso)}function*pc(e,t,n){if(yield{model:e,view:t},n)for(const t of ti(n))yield{model:e,view:t}}class gc{constructor(e="default"){this.operations=[],this.type=e}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}class mc{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e){return new this(e.baseVersion)}}class bc{constructor(e){this.markers=new Map,this._children=new Js,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}is(e){return"documentFragment"===e||"model:documentFragment"===e}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const n of e)t=t.getChild(t.offsetToIndex(n));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const n of e)n.name?t.push(Zs.fromJSON(n)):t.push(Ks.fromJSON(n));return new bc(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const n=function(e){if("string"==typeof e)return[new Ks(e)];Zn(e)||(e=[e]);return Array.from(e).map(e=>"string"==typeof e?new Ks(e):e instanceof Qs?new Ks(e.data,e.getAttributes()):e)}(t);for(const e of n)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,n)}_removeChildren(e,t=1){const n=this._children._removeNodes(e,t);for(const e of n)e.parent=null;return n}}function vc(e,t){const n=(t=kc(t)).reduce((e,t)=>e+t.offsetSize,0),i=e.parent;xc(e);const o=e.index;return i._insertChild(o,t),yc(i,o+t.length),yc(i,o),new ra(e,e.getShiftedBy(n))}function wc(e){if(!e.isFlat)throw new c.a("operation-utils-remove-range-not-flat",this);const t=e.start.parent;xc(e.start),xc(e.end);const n=t._removeChildren(e.start.index,e.end.index-e.start.index);return yc(t,e.start.index),n}function _c(e,t){if(!e.isFlat)throw new c.a("operation-utils-move-range-not-flat",this);const n=wc(e);return vc(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),n)}function kc(e){const t=[];e instanceof Array||(e=[e]);for(let n=0;n<e.length;n++)if("string"==typeof e[n])t.push(new Ks(e[n]));else if(e[n]instanceof Qs)t.push(new Ks(e[n].data,e[n].getAttributes()));else if(e[n]instanceof bc||e[n]instanceof Js)for(const i of e[n])t.push(i);else e[n]instanceof Gs&&t.push(e[n]);for(let e=1;e<t.length;e++){const n=t[e],i=t[e-1];n instanceof Ks&&i instanceof Ks&&Ac(n,i)&&(t.splice(e-1,2,new Ks(i.data+n.data,i.getAttributes())),e--)}return t}function yc(e,t){const n=e.getChild(t-1),i=e.getChild(t);if(n&&i&&n.is("$text")&&i.is("$text")&&Ac(n,i)){const o=new Ks(n.data+i.data,n.getAttributes());e._removeChildren(t-1,2),e._insertChild(t-1,o)}}function xc(e){const t=e.textNode,n=e.parent;if(t){const i=e.offset-t.startOffset,o=t.index;n._removeChildren(o,1);const r=new Ks(t.data.substr(0,i),t.getAttributes()),s=new Ks(t.data.substr(i),t.getAttributes());n._insertChild(o,[r,s])}}function Ac(e,t){const n=e.getAttributes(),i=t.getAttributes();for(const e of n){if(e[1]!==t.getAttribute(e[0]))return!1;i.next()}return i.next().done}var Cc=function(e,t){return Jr(e,t)};class Ec extends mc{constructor(e,t,n,i,o){super(o),this.range=e.clone(),this.key=t,this.oldValue=void 0===n?null:n,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}clone(){return new Ec(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Ec(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();return e.range=this.range.toJSON(),e}_validate(){if(!this.range.isFlat)throw new c.a("attribute-operation-range-not-flat",this);for(const e of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!Cc(e.getAttribute(this.key),this.oldValue))throw new c.a("attribute-operation-wrong-old-value",this,{item:e,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&e.hasAttribute(this.key))throw new c.a("attribute-operation-attribute-exists",this,{node:e,key:this.key})}}_execute(){Cc(this.oldValue,this.newValue)||function(e,t,n){xc(e.start),xc(e.end);for(const i of e.getItems({shallow:!0})){const e=i.is("$textProxy")?i.textNode:i;null!==n?e._setAttribute(t,n):e._removeAttribute(t),yc(e.parent,e.index)}yc(e.end.parent,e.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(e,t){return new Ec(ra.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Tc extends mc{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new c.a("detach-operation-on-document-node",this)}_execute(){wc(ra._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Sc extends mc{constructor(e,t,n,i){super(i),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toNext",this.howMany=t,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent,n=this.sourcePosition.offset,i=this.targetPosition.offset;if(n+this.howMany>e.maxOffset)throw new c.a("move-operation-nodes-do-not-exist",this);if(e===t&&n<i&&i<n+this.howMany)throw new c.a("move-operation-range-into-itself",this);if(this.sourcePosition.root==this.targetPosition.root&&"prefix"==ci(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=n&&this.targetPosition.path[e]<n+this.howMany)throw new c.a("move-operation-node-into-itself",this)}}_execute(){_c(ra._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e.targetPosition=this.targetPosition.toJSON(),e}static get className(){return"MoveOperation"}static fromJSON(e,t){const n=ta.fromJSON(e.sourcePosition,t),i=ta.fromJSON(e.targetPosition,t);return new this(n,e.howMany,i,e.baseVersion)}}class Pc extends mc{constructor(e,t,n){super(n),this.position=e.clone(),this.position.stickiness="toNone",this.nodes=new Js(kc(t)),this.shouldReceiveAttributes=!1}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}clone(){const e=new Js([...this.nodes].map(e=>e._clone(!0))),t=new Pc(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new ta(e,[0]);return new Sc(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset)throw new c.a("insert-operation-position-invalid",this)}_execute(){const e=this.nodes;this.nodes=new Js([...e].map(e=>e._clone(!0))),vc(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const n=[];for(const t of e.nodes)t.name?n.push(Zs.fromJSON(t)):n.push(Ks.fromJSON(t));const i=new Pc(ta.fromJSON(e.position,t),n,e.baseVersion);return i.shouldReceiveAttributes=e.shouldReceiveAttributes,i}}class Ic extends mc{constructor(e,t,n,i,o,r){super(r),this.name=e,this.oldRange=t?t.clone():null,this.newRange=n?n.clone():null,this.affectsData=o,this._markers=i}get type(){return"marker"}clone(){return new Ic(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new Ic(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const e=this.newRange?"_set":"_remove";this._markers[e](this.name,this.newRange,!0,this.affectsData)}toJSON(){const e=super.toJSON();return this.oldRange&&(e.oldRange=this.oldRange.toJSON()),this.newRange&&(e.newRange=this.newRange.toJSON()),delete e._markers,e}static get className(){return"MarkerOperation"}static fromJSON(e,t){return new Ic(e.name,e.oldRange?ra.fromJSON(e.oldRange,t):null,e.newRange?ra.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}class Mc extends mc{constructor(e,t,n,i){super(i),this.position=e,this.position.stickiness="toNext",this.oldName=t,this.newName=n}get type(){return"rename"}clone(){return new Mc(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new Mc(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof Zs))throw new c.a("rename-operation-wrong-position",this);if(e.name!==this.oldName)throw new c.a("rename-operation-wrong-name",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e}static get className(){return"RenameOperation"}static fromJSON(e,t){return new Mc(ta.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class Oc extends mc{constructor(e,t,n,i,o){super(o),this.root=e,this.key=t,this.oldValue=n,this.newValue=i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}clone(){return new Oc(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Oc(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new c.a("rootattribute-operation-not-a-root",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new c.a("rootattribute-operation-wrong-old-value",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new c.a("rootattribute-operation-attribute-exists",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const e=super.toJSON();return e.root=this.root.toJSON(),e}static get className(){return"RootAttributeOperation"}static fromJSON(e,t){if(!t.getRoot(e.root))throw new c.a("rootattribute-operation-fromjson-no-root",this,{rootName:e.root});return new Oc(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class Rc extends mc{constructor(e,t,n,i,o){super(o),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=t,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new ta(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ra(this.sourcePosition,e)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this),t=this.sourcePosition.path.slice(0,-1),n=new ta(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);return new Nc(e,this.howMany,n,this.graveyardPosition,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent;if(!e.parent)throw new c.a("merge-operation-source-position-invalid",this);if(!t.parent)throw new c.a("merge-operation-target-position-invalid",this);if(this.howMany!=e.maxOffset)throw new c.a("merge-operation-how-many-invalid",this)}_execute(){const e=this.sourcePosition.parent;_c(ra._createIn(e),this.targetPosition),_c(ra._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=e.sourcePosition.toJSON(),e.targetPosition=e.targetPosition.toJSON(),e.graveyardPosition=e.graveyardPosition.toJSON(),e}static get className(){return"MergeOperation"}static fromJSON(e,t){const n=ta.fromJSON(e.sourcePosition,t),i=ta.fromJSON(e.targetPosition,t),o=ta.fromJSON(e.graveyardPosition,t);return new this(n,e.howMany,i,o,e.baseVersion)}}class Nc extends mc{constructor(e,t,n,i,o){super(o),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=n,this.graveyardPosition=i?i.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new ta(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ra(this.splitPosition,e)}clone(){return new this.constructor(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new ta(e,[0]);return new Rc(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset<t)throw new c.a("split-operation-position-invalid",this);if(!e.parent)throw new c.a("split-operation-split-in-root",this);if(this.howMany!=e.maxOffset-this.splitPosition.offset)throw new c.a("split-operation-how-many-invalid",this);if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter)throw new c.a("split-operation-graveyard-position-invalid",this)}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition)_c(ra._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition);else{const t=e._clone();vc(this.insertionPosition,t)}_c(new ra(ta._createAt(e,this.splitPosition.offset),ta._createAt(e,e.maxOffset)),this.moveTargetPosition)}toJSON(){const e=super.toJSON();return e.splitPosition=this.splitPosition.toJSON(),e.insertionPosition=this.insertionPosition.toJSON(),this.graveyardPosition&&(e.graveyardPosition=this.graveyardPosition.toJSON()),e}static get className(){return"SplitOperation"}static getInsertionPosition(e){const t=e.path.slice(0,-1);return t[t.length-1]++,new ta(e.root,t,"toPrevious")}static fromJSON(e,t){const n=ta.fromJSON(e.splitPosition,t),i=ta.fromJSON(e.insertionPosition,t),o=e.graveyardPosition?ta.fromJSON(e.graveyardPosition,t):null;return new this(n,e.howMany,i,o,e.baseVersion)}}class jc extends Zs{constructor(e,t,n="main"){super(t),this._document=e,this.rootName=n}get document(){return this._document}is(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e}toJSON(){return this.rootName}}class zc{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new Ks(e,t)}createElement(e,t){return new Zs(e,t)}createDocumentFragment(){return new bc}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,n=0){if(this._assertWriterUsedCorrectly(),e instanceof Ks&&""==e.data)return;const i=ta._createAt(t,n);if(e.parent){if(Fc(e.root,i.root))return void this.move(ra._createOn(e),i);if(e.root.document)throw new c.a("model-writer-insert-forbidden-move",this);this.remove(e)}const o=i.root.document?i.root.document.version:null,r=new Pc(i,e,o);if(e instanceof Ks&&(r.shouldReceiveAttributes=!0),this.batch.addOperation(r),this.model.applyOperation(r),e instanceof bc)for(const[t,n]of e.markers){const e=ta._createAt(n.root,0),o={range:new ra(n.start._getCombined(e,i),n.end._getCombined(e,i)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,o):this.addMarker(t,o)}}insertText(e,t,n,i){t instanceof bc||t instanceof Zs||t instanceof ta?this.insert(this.createText(e),t,n):this.insert(this.createText(e,t),n,i)}insertElement(e,t,n,i){t instanceof bc||t instanceof Zs||t instanceof ta?this.insert(this.createElement(e),t,n):this.insert(this.createElement(e,t),n,i)}append(e,t){this.insert(e,t,"end")}appendText(e,t,n){t instanceof bc||t instanceof Zs?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),n,"end")}appendElement(e,t,n){t instanceof bc||t instanceof Zs?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),n,"end")}setAttribute(e,t,n){if(this._assertWriterUsedCorrectly(),n instanceof ra){const i=n.getMinimalFlatRanges();for(const n of i)Dc(this,e,t,n)}else Lc(this,e,t,n)}setAttributes(e,t){for(const[n,i]of fi(e))this.setAttribute(n,i,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof ra){const n=t.getMinimalFlatRanges();for(const t of n)Dc(this,e,null,t)}else Lc(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof ra)for(const n of e.getItems())t(n);else t(e)}move(e,t,n){if(this._assertWriterUsedCorrectly(),!(e instanceof ra))throw new c.a("writer-move-invalid-range",this);if(!e.isFlat)throw new c.a("writer-move-range-not-flat",this);const i=ta._createAt(t,n);if(i.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!Fc(e.root,i.root))throw new c.a("writer-move-different-document",this);const o=e.root.document?e.root.document.version:null,r=new Sc(e.start,e.end.offset-e.start.offset,i,o);this.batch.addOperation(r),this.model.applyOperation(r)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof ra?e:ra._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),Bc(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,n=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof Zs))throw new c.a("writer-merge-no-element-before",this);if(!(n instanceof Zs))throw new c.a("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,n){return this.model.createPositionFromPath(e,t,n)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(e,t,n){return this.model.createSelection(e,t,n)}_mergeDetached(e){const t=e.nodeBefore,n=e.nodeAfter;this.move(ra._createIn(n),ta._createAt(t,"end")),this.remove(n)}_merge(e){const t=ta._createAt(e.nodeBefore,"end"),n=ta._createAt(e.nodeAfter,0),i=e.root.document.graveyard,o=new ta(i,[0]),r=e.root.document.version,s=new Rc(n,e.nodeAfter.maxOffset,t,o,r);this.batch.addOperation(s),this.model.applyOperation(s)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof Zs))throw new c.a("writer-rename-not-element-instance",this);const n=e.root.document?e.root.document.version:null,i=new Mc(ta._createBefore(e),e.name,t,n);this.batch.addOperation(i),this.model.applyOperation(i)}split(e,t){this._assertWriterUsedCorrectly();let n,i,o=e.parent;if(!o.parent)throw new c.a("writer-split-element-no-parent",this);if(t||(t=o.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new c.a("writer-split-invalid-limit-element",this);do{const t=o.root.document?o.root.document.version:null,r=o.maxOffset-e.offset,s=Nc.getInsertionPosition(e),a=new Nc(e,r,s,null,t);this.batch.addOperation(a),this.model.applyOperation(a),n||i||(n=o,i=e.parent.nextSibling),o=(e=this.createPositionAfter(e.parent)).parent}while(o!==t);return{position:e,range:new ra(ta._createAt(n,"end"),ta._createAt(i,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new c.a("writer-wrap-range-not-flat",this);const n=t instanceof Zs?t:new Zs(t);if(n.childCount>0)throw new c.a("writer-wrap-element-not-empty",this);if(null!==n.parent)throw new c.a("writer-wrap-element-attached",this);this.insert(n,e.start);const i=new ra(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(i,ta._createAt(n,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new c.a("writer-unwrap-element-no-parent",this);this.move(ra._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new c.a("writer-addmarker-no-usingoperation",this);const n=t.usingOperation,i=t.range,o=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new c.a("writer-addmarker-marker-exists",this);if(!i)throw new c.a("writer-addmarker-no-range",this);return n?(Vc(this,e,null,i,o),this.model.markers.get(e)):this.model.markers._set(e,i,n,o)}updateMarker(e,t){this._assertWriterUsedCorrectly();const n="string"==typeof e?e:e.name,i=this.model.markers.get(n);if(!i)throw new c.a("writer-updatemarker-marker-not-exists",this);if(!t)return void this.model.markers._refresh(i);const o="boolean"==typeof t.usingOperation,r="boolean"==typeof t.affectsData,s=r?t.affectsData:i.affectsData;if(!o&&!t.range&&!r)throw new c.a("writer-updatemarker-wrong-options",this);const a=i.getRange(),l=t.range?t.range:a;o&&t.usingOperation!==i.managedUsingOperations?t.usingOperation?Vc(this,n,null,l,s):(Vc(this,n,a,null,s),this.model.markers._set(n,l,void 0,s)):i.managedUsingOperations?Vc(this,n,a,l,s):this.model.markers._set(n,l,void 0,s)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new c.a("writer-removemarker-no-marker",this);const n=this.model.markers.get(t);if(!n.managedUsingOperations)return void this.model.markers._remove(t);Vc(this,t,n.getRange(),null,n.affectsData)}setSelection(e,t,n){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(e,t,n)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,n]of fi(e))this._setSelectionAttribute(t,n)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=ka._getStoreAttributeKey(e);this.setAttribute(i,t,n.anchor.parent)}n._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const n=ka._getStoreAttributeKey(e);this.removeAttribute(n,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new c.a("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const n of this.model.markers){if(!n.managedUsingOperations)continue;const i=n.getRange();let o=!1;if("move"===e)o=t.containsPosition(i.start)||t.start.isEqual(i.start)||t.containsPosition(i.end)||t.end.isEqual(i.end);else{const e=t.nodeBefore,n=t.nodeAfter,r=i.start.parent==e&&i.start.isAtEnd,s=i.end.parent==n&&0==i.end.offset,a=i.end.nodeAfter==n,c=i.start.nodeAfter==n;o=r||s||a||c}o&&this.updateMarker(n.name,{range:i})}}}function Dc(e,t,n,i){const o=e.model,r=o.document;let s,a,c,l=i.start;for(const e of i.getWalker({shallow:!0}))c=e.item.getAttribute(t),s&&a!=c&&(a!=n&&u(),l=s),s=e.nextPosition,a=c;function u(){const i=new ra(l,s),c=i.root.document?r.version:null,u=new Ec(i,t,a,n,c);e.batch.addOperation(u),o.applyOperation(u)}s instanceof ta&&s!=l&&a!=n&&u()}function Lc(e,t,n,i){const o=e.model,r=o.document,s=i.getAttribute(t);let a,c;if(s!=n){if(i.root===i){const e=i.document?r.version:null;c=new Oc(i,t,s,n,e)}else{a=new ra(ta._createBefore(i),e.createPositionAfter(i));const o=a.root.document?r.version:null;c=new Ec(a,t,s,n,o)}e.batch.addOperation(c),o.applyOperation(c)}}function Vc(e,t,n,i,o){const r=e.model,s=r.document,a=new Ic(t,n,i,r.markers,o,s.version);e.batch.addOperation(a),r.applyOperation(a)}function Bc(e,t,n,i){let o;if(e.root.document){const n=i.document,r=new ta(n.graveyard,[0]);o=new Sc(e,t,r,n.version)}else o=new Tc(e,t);n.addOperation(o),i.applyOperation(o)}function Fc(e,t){return e===t||e instanceof jc&&t instanceof jc}class Hc{constructor(e){this._markerCollection=e,this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size}refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize);const t=ra._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}this._cachedChanges=null}bufferOperation(e){switch(e.type){case"insert":if(this._isInInsertedElement(e.position.parent))return;this._markInsert(e.position.parent,e.position.offset,e.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const t of e.range.getItems({shallow:!0}))this._isInInsertedElement(t.parent)||this._markAttribute(t);break;case"remove":case"move":case"reinsert":{if(e.sourcePosition.isEqual(e.targetPosition)||e.sourcePosition.getShiftedBy(e.howMany).isEqual(e.targetPosition))return;const t=this._isInInsertedElement(e.sourcePosition.parent),n=this._isInInsertedElement(e.targetPosition.parent);t||this._markRemove(e.sourcePosition.parent,e.sourcePosition.offset,e.howMany),n||this._markInsert(e.targetPosition.parent,e.getMovedRangeStart().offset,e.howMany);break}case"rename":{if(this._isInInsertedElement(e.position.parent))return;this._markRemove(e.position.parent,e.position.offset,1),this._markInsert(e.position.parent,e.position.offset,1);const t=ra._createFromPositionAndShift(e.position,1);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getRange();this.bufferMarkerChange(e.name,t,t,e.affectsData)}break}case"split":{const t=e.splitPosition.parent;this._isInInsertedElement(t)||this._markRemove(t,e.splitPosition.offset,e.howMany),this._isInInsertedElement(e.insertionPosition.parent)||this._markInsert(e.insertionPosition.parent,e.insertionPosition.offset,1),e.graveyardPosition&&this._markRemove(e.graveyardPosition.parent,e.graveyardPosition.offset,1);break}case"merge":{const t=e.sourcePosition.parent;this._isInInsertedElement(t.parent)||this._markRemove(t.parent,t.startOffset,1);const n=e.graveyardPosition.parent;this._markInsert(n,e.graveyardPosition.offset,1);const i=e.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,e.targetPosition.offset,t.maxOffset);break}}this._cachedChanges=null}bufferMarkerChange(e,t,n,i){const o=this._changedMarkers.get(e);o?(o.newRange=n,o.affectsData=i,null==o.oldRange&&null==o.newRange&&this._changedMarkers.delete(e)):this._changedMarkers.set(e,{oldRange:t,newRange:n,affectsData:i})}getMarkersToRemove(){const e=[];for(const[t,n]of this._changedMarkers)null!=n.oldRange&&e.push({name:t,range:n.oldRange});return e}getMarkersToAdd(){const e=[];for(const[t,n]of this._changedMarkers)null!=n.newRange&&e.push({name:t,range:n.newRange});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map(e=>({name:e[0],data:{oldRange:e[1].oldRange,newRange:e[1].newRange}}))}hasDataChanges(){for(const[,e]of this._changedMarkers)if(e.affectsData)return!0;return this._changesInElement.size>0}getChanges(e={includeChangesInGraveyard:!1}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const n=this._changesInElement.get(e).sort((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offset<t.offset?-1:1),i=this._elementSnapshots.get(e),o=Uc(e.getChildren()),r=Wc(i.length,n);let s=0,a=0;for(const n of r)if("i"===n)t.push(this._getInsertDiff(e,s,o[s].name)),s++;else if("r"===n)t.push(this._getRemoveDiff(e,s,i[a].name)),a++;else if("a"===n){const n=o[s].attributes,r=i[a].attributes;let c;if("$text"==o[s].name)c=new ra(ta._createAt(e,s),ta._createAt(e,s+1));else{const t=e.offsetToIndex(s);c=new ra(ta._createAt(e,s),ta._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(c,r,n)),s++,a++}else s++,a++}t.sort((e,t)=>e.position.root!=t.position.root?e.position.root.rootName<t.position.root.rootName?-1:1:e.position.isEqual(t.position)?e.changeCount-t.changeCount:e.position.isBefore(t.position)?-1:1);for(let e=1,n=0;e<t.length;e++){const i=t[n],o=t[e],r="remove"==i.type&&"remove"==o.type&&"$text"==i.name&&"$text"==o.name&&i.position.isEqual(o.position),s="insert"==i.type&&"insert"==o.type&&"$text"==i.name&&"$text"==o.name&&i.position.parent==o.position.parent&&i.position.offset+i.length==o.position.offset,a="attribute"==i.type&&"attribute"==o.type&&i.position.parent==o.position.parent&&i.range.isFlat&&o.range.isFlat&&i.position.offset+i.length==o.position.offset&&i.attributeKey==o.attributeKey&&i.attributeOldValue==o.attributeOldValue&&i.attributeNewValue==o.attributeNewValue;r||s||a?(i.length++,a&&(i.range.end=i.range.end.getShiftedBy(1)),t[e]=null):n=e}t=t.filter(e=>e);for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t.slice(),this._cachedChanges=t.filter(qc),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard:this._cachedChanges}reset(){this._changesInElement.clear(),this._elementSnapshots.clear(),this._changedMarkers.clear(),this._cachedChanges=null}_markInsert(e,t,n){const i={type:"insert",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i)}_markRemove(e,t,n){const i={type:"remove",offset:t,howMany:n,count:this._changeCount++};this._markChange(e,i),this._removeAllNestedChanges(e,t,n)}_markAttribute(e){const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const n=this._getChangesForElement(e);this._handleChange(t,n),n.push(t);for(let e=0;e<n.length;e++)n[e].howMany<1&&(n.splice(e,1),e--)}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshot(e){this._elementSnapshots.has(e)||this._elementSnapshots.set(e,Uc(e.getChildren()))}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const n of t){const i=e.offset+e.howMany,o=n.offset+n.howMany;if("insert"==e.type&&("insert"==n.type&&(e.offset<=n.offset?n.offset+=e.howMany:e.offset<o&&(n.howMany+=e.nodesToHandle,e.nodesToHandle=0)),"remove"==n.type&&e.offset<n.offset&&(n.offset+=e.howMany),"attribute"==n.type))if(e.offset<=n.offset)n.offset+=e.howMany;else if(e.offset<o){const o=n.howMany;n.howMany=e.offset-n.offset,t.unshift({type:"attribute",offset:i,howMany:o-n.howMany,count:this._changeCount++})}if("remove"==e.type){if("insert"==n.type)if(i<=n.offset)n.offset-=e.howMany;else if(i<=o)if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset,n.howMany-=t,e.nodesToHandle-=t}else n.howMany-=e.nodesToHandle,e.nodesToHandle=0;else if(e.offset<=n.offset)e.nodesToHandle-=n.howMany,n.howMany=0;else if(e.offset<o){const t=o-e.offset;n.howMany-=t,e.nodesToHandle-=t}if("remove"==n.type&&(i<=n.offset?n.offset-=e.howMany:e.offset<n.offset&&(e.nodesToHandle+=n.howMany,n.howMany=0)),"attribute"==n.type)if(i<=n.offset)n.offset-=e.howMany;else if(e.offset<n.offset){const t=i-n.offset;n.offset=e.offset,n.howMany-=t}else if(e.offset<o)if(i<=o){const i=n.howMany;n.howMany=e.offset-n.offset;const o=i-n.howMany-e.nodesToHandle;t.unshift({type:"attribute",offset:e.offset,howMany:o,count:this._changeCount++})}else n.howMany-=o-e.offset}if("attribute"==e.type){if("insert"==n.type)if(e.offset<n.offset&&i>n.offset){if(i>o){const e={type:"attribute",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=n.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=n.offset&&e.offset<o&&(i>o?(e.nodesToHandle=i-o,e.offset=o):e.nodesToHandle=0);if("remove"==n.type&&e.offset<n.offset&&i>n.offset){const o={type:"attribute",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,t),t.push(o),e.nodesToHandle=n.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==n.type&&(e.offset>=n.offset&&i<=o?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=n.offset&&i>=o&&(n.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,n){return{type:"insert",position:ta._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,n){return{type:"remove",position:ta._createAt(e,t),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,n){const i=[];n=new Map(n);for(const[o,r]of t){const t=n.has(o)?n.get(o):null;t!==r&&i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:o,attributeOldValue:r,attributeNewValue:t,changeCount:this._changeCount++}),n.delete(o)}for(const[t,o]of n)i.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++});return i}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const n=this._changesInElement.get(t),i=e.startOffset;if(n)for(const e of n)if("insert"==e.type&&i>=e.offset&&i<e.offset+e.howMany)return!0;return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,n){const i=new ra(ta._createAt(e,t),ta._createAt(e,t+n));for(const e of i.getItems({shallow:!0}))e.is("element")&&(this._elementSnapshots.delete(e),this._changesInElement.delete(e),this._removeAllNestedChanges(e,0,e.maxOffset))}}function Uc(e){const t=[];for(const n of e)if(n.is("$text"))for(let e=0;e<n.data.length;e++)t.push({name:"$text",attributes:new Map(n.getAttributes())});else t.push({name:n.name,attributes:new Map(n.getAttributes())});return t}function Wc(e,t){const n=[];let i=0,o=0;for(const e of t){if(e.offset>i){for(let t=0;t<e.offset-i;t++)n.push("e");o+=e.offset-i}if("insert"==e.type){for(let t=0;t<e.howMany;t++)n.push("i");i=e.offset+e.howMany}else if("remove"==e.type){for(let t=0;t<e.howMany;t++)n.push("r");i=e.offset,o+=e.howMany}else n.push(..."a".repeat(e.howMany).split("")),i=e.offset+e.howMany,o+=e.howMany}if(o<e)for(let t=0;t<e-o-i;t++)n.push("e");return n}function qc(e){const t=e.position&&"$graveyard"==e.position.root.rootName,n=e.range&&"$graveyard"==e.range.root.rootName;return!t&&!n}class $c{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set}addOperation(e){this._operations.includes(e)||this._operations.push(e)}getOperations(e=Number.NEGATIVE_INFINITY,t=Number.POSITIVE_INFINITY){const n=[];for(const i of this._operations)i.baseVersion>=e&&i.baseVersion<t&&n.push(i);return n}getOperation(e){for(const t of this._operations)if(t.baseVersion==e)return t}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}}function Yc(e,t){return!!(n=e.charAt(t-1))&&1==n.length&&/[\ud800-\udbff]/.test(n)&&function(e){return!!e&&1==e.length&&/[\udc00-\udfff]/.test(e)}(e.charAt(t));var n}function Gc(e,t){return!!(n=e.charAt(t))&&1==n.length&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(n);var n}class Kc{constructor(e){this.model=e,this.version=0,this.history=new $c(this),this.selection=new ka(this),this.roots=new Xn({idProperty:"rootName"}),this.differ=new Hc(e.markers),this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root","$graveyard"),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];if(n.isDocumentOperation&&n.baseVersion!==this.version)throw new c.a("model-document-applyoperation-wrong-version",this,{operation:n})},{priority:"highest"}),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&this.differ.bufferOperation(n)},{priority:"high"}),this.listenTo(e,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&(this.version++,this.history.addOperation(n))},{priority:"low"}),this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0}),this.listenTo(e.markers,"update",(e,t,n,i)=>{this.differ.bufferMarkerChange(t.name,n,i,t.affectsData),null===n&&t.on("change",(e,n)=>{this.differ.bufferMarkerChange(t.name,n,t.getRange(),t.affectsData)})})}get graveyard(){return this.getRoot("$graveyard")}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new c.a("model-document-createroot-name-exists",this,{name:t});const n=new jc(this,e,t);return this.roots.add(n),n}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(){return Array.from(this.roots,e=>e.rootName).filter(e=>"$graveyard"!=e)}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=li(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots)if(e!==this.graveyard)return e;return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,n=t.schema,i=t.createPositionFromPath(e,[0]);return n.getNearestSelectionRange(i)||t.createRange(i)}_validateSelectionRange(e){return Qc(e.start)&&Qc(e.end)}_callPostFixers(e){let t=!1;do{for(const n of this._postFixers)if(this.selection.refresh(),t=n(e),t)break}while(t)}}function Qc(e){const t=e.textNode;if(t){const n=t.data,i=e.offset-t.startOffset;return!Yc(n,i)&&!Gc(n,i)}return!0}Ke(Kc,d);class Jc{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){return this._markers.has(e)}get(e){return this._markers.get(e)||null}_set(e,t,n=!1,i=!1){const o=e instanceof Zc?e.name:e;if(o.includes(","))throw new c.a("markercollection-incorrect-marker-name",this);const r=this._markers.get(o);if(r){const e=r.getRange();let s=!1;return e.isEqual(t)||(r._attachLiveRange(va.fromRange(t)),s=!0),n!=r.managedUsingOperations&&(r._managedUsingOperations=n,s=!0),"boolean"==typeof i&&i!=r.affectsData&&(r._affectsData=i,s=!0),s&&this.fire("update:"+o,r,e,t),r}const s=va.fromRange(t),a=new Zc(o,s,n,i);return this._markers.set(o,a),this.fire("update:"+o,a,null,t),a}_remove(e){const t=e instanceof Zc?e.name:e,n=this._markers.get(t);return!!n&&(this._markers.delete(t),this.fire("update:"+t,n,n.getRange(),null),this._destroyMarker(n),!0)}_refresh(e){const t=e instanceof Zc?e.name:e,n=this._markers.get(t);if(!n)throw new c.a("markercollection-refresh-marker-not-exists",this);const i=n.getRange();this.fire("update:"+t,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}Ke(Jc,d);class Zc{constructor(e,t,n,i){this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=n,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._affectsData}getStart(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new c.a("marker-destroyed",this);return this._liveRange.toRange()}is(e){return"marker"===e||"model:marker"===e}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Ke(Zc,d);class Xc extends mc{get type(){return"noop"}clone(){return new Xc(this.baseVersion)}getReversed(){return new Xc(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}const el={};el[Ec.className]=Ec,el[Pc.className]=Pc,el[Ic.className]=Ic,el[Sc.className]=Sc,el[Xc.className]=Xc,el[mc.className]=mc,el[Mc.className]=Mc,el[Oc.className]=Oc,el[Nc.className]=Nc,el[Rc.className]=Rc;class tl extends ta{constructor(e,t,n="toNone"){if(super(e,t,n),!this.root.is("rootElement"))throw new c.a("model-liveposition-root-not-rootelement",e);nl.call(this)}detach(){this.stopListening()}is(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e}toPosition(){return new ta(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t||e.stickiness)}}function nl(){this.listenTo(this.root.document.model,"applyOperation",(e,t)=>{const n=t[0];n.isDocumentOperation&&il.call(this,n)},{priority:"low"})}function il(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}Ke(tl,d);class ol{constructor(e,t,n){this.model=e,this.writer=t,this.position=n,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0),this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),n=this.writer.createPositionAfter(e);if(n.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new c.a("insertcontent-invalid-insertion-position",this);this.position=n,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this.nodeToSelect?ra._createOn(this.nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new ra(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){if(this.schema.isObject(e))return void this._handleObject(e);let t=this._checkAndAutoParagraphToAllowedPosition(e);t||(t=this._checkAndSplitToAllowedPosition(e),t)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=tl.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleObject(e){this._checkAndSplitToAllowedPosition(e)?this._appendToFragment(e):this._tryAutoparagraphing(e)}_handleDisallowedNode(e){e.is("element")?this.handleNodes(e.getChildren()):this._tryAutoparagraphing(e)}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new c.a("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this.nodeToSelect=e:this.nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=tl.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=tl.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof Zs))return;if(!this._canMergeLeft(e))return;const t=tl._createBefore(e);t.stickiness="toNext";const n=tl.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=tl._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=tl._createAt(t.nodeBefore,"end","toNext")),this.position=n.toPosition(),n.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof Zs))return;if(!this._canMergeRight(e))return;const t=tl._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new c.a("insertcontent-invalid-insertion-position",this);this.position=ta._createAt(t.nodeBefore,"end");const n=tl.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=tl._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=tl._createAt(t.nodeBefore,0,"toPrevious")),this.position=n.toPosition(),n.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof Zs&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof Zs&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_tryAutoparagraphing(e){const t=this.writer.createElement("paragraph");this._getAllowedIn(this.position.parent,t)&&this.schema.checkChild(t,e)&&(t._appendChild(e),this._handleNode(t))}_checkAndAutoParagraphToAllowedPosition(e){if(this.schema.checkChild(this.position.parent,e))return!0;if(!this.schema.checkChild(this.position.parent,"paragraph")||!this.schema.checkChild("paragraph",e))return!1;this._insertPartialFragment();const t=this.writer.createElement("paragraph");return this.writer.insert(t,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=t,this.position=this.writer.createPositionAt(t,0),!0}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function rl(e,t,n={}){if(t.isCollapsed)return;const i=t.getFirstRange();if("$graveyard"==i.root.rootName)return;const o=e.schema;e.change(e=>{if(!n.doNotResetEntireContent&&function(e,t){const n=e.getLimitElement(t);if(!t.containsEntireContent(n))return!1;const i=t.getFirstRange();if(i.start.parent==i.end.parent)return!1;return e.checkChild(n,"paragraph")}(o,t))return void function(e,t){const n=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(n)),al(e,e.createPositionAt(n,0),t)}(e,t);const[r,s]=function(e){const t=e.root.document.model,n=e.start;let i=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const n=function(e){const t=e.parent,n=t.root.document.model.schema,i=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of i){if(n.isLimit(e))return null;if(n.isBlock(e))return e}}(i);if(n&&i.isTouching(t.createPositionAt(n,0))){const n=t.createSelection(e);t.modifySelection(n,{direction:"backward"});const o=n.getLastPosition(),r=t.createRange(o,i);t.hasContent(r,{ignoreMarkers:!0})||(i=o)}}return[tl.fromPosition(n,"toPrevious"),tl.fromPosition(i,"toNext")]}(i);r.isTouching(s)||e.remove(e.createRange(r,s)),n.leaveUnmerged||(!function(e,t,n){const i=e.model;if(!sl(e.model.schema,t,n))return;const[o,r]=function(e,t){const n=e.getAncestors(),i=t.getAncestors();let o=0;for(;n[o]&&n[o]==i[o];)o++;return[n[o],i[o]]}(t,n);if(!o||!r)return;!i.hasContent(o,{ignoreMarkers:!0})&&i.hasContent(r,{ignoreMarkers:!0})?function e(t,n,i,o){const r=n.parent,s=i.parent;if(r==o||s==o)return;n=t.createPositionAfter(r),(i=t.createPositionBefore(s)).isEqual(n)||t.insert(r,i);for(;n.parent.isEmpty;){const e=n.parent;n=t.createPositionBefore(e),t.remove(e)}if(i=t.createPositionBefore(s),function(e,t){const n=t.nodeBefore,i=t.nodeAfter;n.name!=i.name&&e.rename(n,i.name);e.clearAttributes(n),e.setAttributes(Object.fromEntries(i.getAttributes()),n),e.merge(t)}(t,i),!sl(t.model.schema,n,i))return;e(t,n,i,o)}(e,t,n,o.parent):function e(t,n,i,o){const r=n.parent,s=i.parent;if(r==o||s==o)return;n=t.createPositionAfter(r),(i=t.createPositionBefore(s)).isEqual(n)||t.insert(s,n);t.merge(n);for(;i.parent.isEmpty;){const e=i.parent;i=t.createPositionBefore(e),t.remove(e)}if(!sl(t.model.schema,n,i))return;e(t,n,i,o)}(e,t,n,o.parent)}(e,r,s),o.removeDisallowedAttributes(r.parent.getChildren(),e)),cl(e,t,r),!n.doNotAutoparagraph&&function(e,t){const n=e.checkChild(t,"$text"),i=e.checkChild(t,"paragraph");return!n&&i}(o,r)&&al(e,r,t),r.detach(),s.detach()})}function sl(e,t,n){const i=t.parent,o=n.parent;return i!=o&&(!e.isLimit(i)&&!e.isLimit(o)&&function(e,t,n){const i=new ra(e,t);for(const e of i.getWalker())if(n.isLimit(e.item))return!1;return!0}(t,n,e))}function al(e,t,n){const i=e.createElement("paragraph");e.insert(i,t),cl(e,n,e.createPositionAt(i,0))}function cl(e,t,n){t instanceof ka?e.setSelection(n):t.setTo(n)}function ll(e,t){const{isForward:n,walker:i,unit:o,schema:r}=e,{type:s,item:a,nextPosition:c}=t;if("text"==s)return"word"===e.unit?function(e,t){let n=e.position.textNode;if(n){let i=e.position.offset-n.startOffset;for(;!dl(n.data,i,t)&&!hl(n,i,t);){e.next();const o=t?e.position.nodeAfter:e.position.nodeBefore;if(o&&o.is("$text")){const i=o.data.charAt(t?0:o.data.length-1);' ,.?!:;"-()'.includes(i)||(e.next(),n=e.position.textNode)}i=e.position.offset-n.startOffset}}return e.position}(i,n):function(e,t){const n=e.position.textNode;if(n){const i=n.data;let o=e.position.offset-n.startOffset;for(;Yc(i,o)||"character"==t&&Gc(i,o);)e.next(),o=e.position.offset-n.startOffset}return e.position}(i,o);if(s==(n?"elementStart":"elementEnd")){if(r.isSelectable(a))return ta._createAt(a,n?"after":"before");if(r.checkChild(c,"$text"))return c}else{if(r.isLimit(a))return void i.skip(()=>!0);if(r.checkChild(c,"$text"))return c}}function ul(e,t){const n=e.root,i=ta._createAt(n,t?"end":0);return t?new ra(e,i):new ra(i,e)}function dl(e,t,n){const i=t+(n?0:-1);return' ,.?!:;"-()'.includes(e.charAt(i))}function hl(e,t,n){return t===(n?e.endOffset:0)}function fl(e,t){const n=[];Array.from(e.getItems({direction:"backward"})).map(e=>t.createRangeOn(e)).filter(t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end))).forEach(e=>{n.push(e.start.parent),t.remove(e)}),n.forEach(e=>{let n=e;for(;n.parent&&n.isEmpty;){const e=t.createRangeOn(n);n=n.parent,t.remove(e)}})}function pl(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.selection,i=t.schema,o=[];let r=!1;for(const e of n.getRanges()){const t=gl(e,i);t&&!t.isEqual(e)?(o.push(t),r=!0):o.push(e)}r&&e.setSelection(function(e){const t=[];t.push(e.shift());for(const n of e){const e=t.pop();if(n.isEqual(e))t.push(e);else if(n.isIntersecting(e)){const i=e.start.isAfter(n.start)?n.start:e.start,o=e.end.isAfter(n.end)?e.end:n.end,r=new ra(i,o);t.push(r)}else t.push(e),t.push(n)}return t}(o),{backward:n.isBackward})}(t,e))}function gl(e,t){return e.isCollapsed?function(e,t){const n=e.start,i=t.getNearestSelectionRange(n);if(!i)return null;if(!i.isCollapsed)return i;const o=i.start;if(n.isEqual(o))return null;return new ra(o)}(e,t):function(e,t){const{start:n,end:i}=e,o=t.checkChild(n,"$text"),r=t.checkChild(i,"$text"),s=t.getLimitElement(n),a=t.getLimitElement(i);if(s===a){if(o&&r)return null;if(function(e,t,n){const i=e.nodeAfter&&!n.isLimit(e.nodeAfter)||n.checkChild(e,"$text"),o=t.nodeBefore&&!n.isLimit(t.nodeBefore)||n.checkChild(t,"$text");return i||o}(n,i,t)){const e=n.nodeAfter&&t.isSelectable(n.nodeAfter)?null:t.getNearestSelectionRange(n,"forward"),o=i.nodeBefore&&t.isSelectable(i.nodeBefore)?null:t.getNearestSelectionRange(i,"backward"),r=e?e.start:n,s=o?o.end:i;return new ra(r,s)}}const c=s&&!s.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const e=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent,o=c&&(!e||!bl(n.nodeAfter,t)),r=l&&(!e||!bl(i.nodeBefore,t));let u=n,d=i;return o&&(u=ta._createBefore(ml(s,t))),r&&(d=ta._createAfter(ml(a,t))),new ra(u,d)}return null}(e,t)}function ml(e,t){let n=e,i=n;for(;t.isLimit(i)&&i.parent;)n=i,i=i.parent;return n}function bl(e,t){return e&&t.isSelectable(e)}class vl{constructor(){this.markers=new Jc,this.document=new Kc(this),this.schema=new Ya,this._pendingChanges=[],this._currentWriter=null,["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(e=>this.decorate(e)),this.on("applyOperation",(e,t)=>{t[0]._validate()},{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$block",{allowIn:"$root",isBlock:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck((e,t)=>{if("$marker"===t.name)return!0}),pl(this),this.document.registerPostFixer(Ra)}change(e){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new gc,callback:e}),this._runPendingChanges()[0]):e(this._currentWriter)}catch(e){c.a.rethrowUnexpectedError(e,this)}}enqueueChange(e,t){try{"string"==typeof e?e=new gc(e):"function"==typeof e&&(t=e,e=new gc),this._pendingChanges.push({batch:e,callback:t}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(e){c.a.rethrowUnexpectedError(e,this)}}applyOperation(e){e._execute()}insertContent(e,t,n){return function(e,t,n,i){return e.change(o=>{let r;r=n?n instanceof fa||n instanceof ka?n:o.createSelection(n,i):e.document.selection,r.isCollapsed||e.deleteContent(r,{doNotAutoparagraph:!0});const s=new ol(e,o,r.anchor);let a;a=t.is("documentFragment")?t.getChildren():[t],s.handleNodes(a);const c=s.getSelectionRange();c&&(r instanceof ka?o.setSelection(c):r.setTo(c));const l=s.getAffectedRange()||e.createRange(r.anchor);return s.destroy(),l})}(this,e,t,n)}deleteContent(e,t){rl(this,e,t)}modifySelection(e,t){!function(e,t,n={}){const i=e.schema,o="backward"!=n.direction,r=n.unit?n.unit:"character",s=t.focus,a=new Xs({boundaries:ul(s,o),singleCharacters:!0,direction:o?"forward":"backward"}),c={walker:a,schema:i,isForward:o,unit:r};let l;for(;l=a.next();){if(l.done)return;const n=ll(c,l.value);if(n)return void(t instanceof ka?e.change(e=>{e.setSelectionFocus(n)}):t.setFocus(n))}}(this,e,t)}getSelectedContent(e){return function(e,t){return e.change(e=>{const n=e.createDocumentFragment(),i=t.getFirstRange();if(!i||i.isCollapsed)return n;const o=i.start.root,r=i.start.getCommonPath(i.end),s=o.getNodeByPath(r);let a;a=i.start.parent==i.end.parent?i:e.createRange(e.createPositionAt(s,i.start.path[r.length]),e.createPositionAt(s,i.end.path[r.length]+1));const c=a.end.offset-a.start.offset;for(const t of a.getItems({shallow:!0}))t.is("$textProxy")?e.appendText(t.data,t.getAttributes(),n):e.append(e.cloneElement(t,!0),n);if(a!=i){const t=i._getTransformedByMove(a.start,e.createPositionAt(n,0),c)[0],o=e.createRange(e.createPositionAt(n,0),t.start);fl(e.createRange(t.end,e.createPositionAt(n,"end")),e),fl(o,e)}return n})}(this,e)}hasContent(e,t={}){const n=e instanceof Zs?ra._createIn(e):e;if(n.isCollapsed)return!1;const{ignoreWhitespaces:i=!1,ignoreMarkers:o=!1}=t;if(!o)for(const e of this.markers.getMarkersIntersectingRange(n))if(e.affectsData)return!0;for(const e of n.getItems())if(this.schema.isContent(e)){if(!e.is("$textProxy"))return!0;if(!i)return!0;if(-1!==e.data.search(/\S/))return!0}return!1}createPositionFromPath(e,t,n){return new ta(e,t,n)}createPositionAt(e,t){return ta._createAt(e,t)}createPositionAfter(e){return ta._createAfter(e)}createPositionBefore(e){return ta._createBefore(e)}createRange(e,t){return new ra(e,t)}createRangeIn(e){return ra._createIn(e)}createRangeOn(e){return ra._createOn(e)}createSelection(e,t,n){return new fa(e,t,n)}createBatch(e){return new gc(e)}createOperationFromJSON(e){return class{static fromJSON(e,t){return el[e.__className].fromJSON(e,t)}}.fromJSON(e,this.document)}destroy(){this.document.destroy(),this.stopListening()}_runPendingChanges(){const e=[];for(this.fire("_beforeChanges");this._pendingChanges.length;){const t=this._pendingChanges[0].batch;this._currentWriter=new zc(this,t);const n=this._pendingChanges[0].callback(this._currentWriter);e.push(n),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null}return this.fire("_afterChanges"),e}}Ke(vl,Ue);class wl extends js{constructor(e){super(),this.editor=e}set(e,t,n={}){if("string"==typeof t){const e=t;t=(t,n)=>{this.editor.execute(e),n()}}super.set(e,t,n)}}class _l{constructor(e={}){this._context=e.context||new si({language:e.language}),this._context._addEditor(this,!e.context);const t=Array.from(this.constructor.builtinPlugins||[]);this.config=new Kn(e,this.constructor.defaultConfig),this.config.define("plugins",t),this.config.define(this._context._getEditorConfig()),this.plugins=new ei(this,t,this._context.plugins),this.locale=this._context.locale,this.t=this.locale.t,this.commands=new Wa,this.set("state","initializing"),this.once("ready",()=>this.state="ready",{priority:"high"}),this.once("destroy",()=>this.state="destroyed",{priority:"high"}),this.set("isReadOnly",!1),this.model=new vl;const n=new Ji;this.data=new dc(this.model,n),this.editing=new Ua(this.model,n),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new hc([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new wl(this),this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const e=this.config,t=e.get("plugins"),n=e.get("removePlugins")||[],i=e.get("extraPlugins")||[],o=e.get("substitutePlugins")||[];return this.plugins.init(t.concat(i),n,o)}destroy(){let e=Promise.resolve();return"initializing"==this.state&&(e=new Promise(e=>this.once("ready",e))),e.then(()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...e){try{return this.commands.execute(...e)}catch(e){c.a.rethrowUnexpectedError(e,this)}}focus(){this.editing.view.focus()}}Ke(_l,Ue);class kl{constructor(e){this.editor=e,this._components=new Map}*names(){for(const e of this._components.values())yield e.originalName}add(e,t){this._components.set(yl(e),{callback:t,originalName:e})}create(e){if(!this.has(e))throw new c.a("componentfactory-item-missing",this,{name:e});return 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Ol({view:e}){e.listenTo(e.element,"submit",(t,n)=>{n.preventDefault(),e.fire("submit")},{useCapture:!0})}class Rl extends Xn{constructor(e=[]){super(e,{idProperty:"viewUid"}),this.on("add",(e,t,n)=>{this._renderViewIntoCollectionParent(t,n)}),this.on("remove",(e,t)=>{t.element&&this._parentElement&&t.element.remove()}),this._parentElement=null}destroy(){this.map(e=>e.destroy())}setParent(e){this._parentElement=e;for(const e of this)this._renderViewIntoCollectionParent(e)}delegate(...e){if(!e.length||!e.every(e=>"string"==typeof e))throw new c.a("ui-viewcollection-delegate-wrong-events",this);return{to:t=>{for(const n of this)for(const i of e)n.delegate(i).to(t);this.on("add",(n,i)=>{for(const n of e)i.delegate(n).to(t)}),this.on("remove",(n,i)=>{for(const n of e)i.stopDelegating(n,t)})}}}_renderViewIntoCollectionParent(e,t){e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[t])}}n(39);class Nl{constructor(e){this.element=null,this.isRendered=!1,this.locale=e,this.t=e&&e.t,this._viewCollections=new Xn,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",(t,n)=>{n.locale=e}),this.decorate("render")}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=jl.bind(this,this)}createCollection(e){const t=new Rl(e);return this._viewCollections.add(t),t}registerChild(e){Zn(e)||(e=[e]);for(const t of e)this._unboundChildren.add(t)}deregisterChild(e){Zn(e)||(e=[e]);for(const t of e)this._unboundChildren.remove(t)}setTemplate(e){this.template=new jl(e)}extendTemplate(e){jl.extend(this.template,e)}render(){if(this.isRendered)throw new c.a("ui-view-render-already-rendered",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=!0}destroy(){this.stopListening(),this._viewCollections.map(e=>e.destroy()),this.template&&this.template._revertData&&this.template.revert(this.element)}}Ke(Nl,Mr),Ke(Nl,Ue);class jl{constructor(e){Object.assign(this,ql(Wl(e))),this._isRendered=!1,this._revertData=null}render(){const e=this._renderNode({intoFragment:!0});return this._isRendered=!0,e}apply(e){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:e,isApplying:!0,revertData:this._revertData}),e}revert(e){if(!this._revertData)throw new c.a("ui-template-revert-not-applied",[this,e]);this._revertTemplateFromNode(e,this._revertData)}*getViews(){yield*function*e(t){if(t.children)for(const n of t.children)Ql(n)?yield n:Jl(n)&&(yield*e(n))}(this)}static bind(e,t){return{to:(n,i)=>new 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jl({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let e=document.querySelector(".ck-body-wrapper");e||(e=xs(document,"div",{class:"ck-body-wrapper"}),document.body.appendChild(e)),e.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy(),this._bodyCollectionContainer&&this._bodyCollectionContainer.remove();const e=document.querySelector(".ck-body-wrapper");e&&0==e.childElementCount&&e.remove()}}n(41);class tu extends Nl{constructor(){super();const e=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:e.to("viewBox")}})}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",()=>{this._updateXMLContent(),this._colorFillPaths()}),this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const e=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg"),t=e.getAttribute("viewBox");for(t&&(this.viewBox=t),this.element.innerHTML="";e.childNodes.length>0;)this.element.appendChild(e.childNodes[0])}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach(e=>{e.style.fill=this.fillColor})}}n(43);class nu extends Nl{constructor(e){super(e),this.set("text",""),this.set("position","s");const t=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",t.to("position",e=>"ck-tooltip_"+e),t.if("text","ck-hidden",e=>!e.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:t.to("text")}]}]})}}n(45);class iu extends Nl{constructor(e){super(e);const t=this.bindTemplate,n=s();this.set("class"),this.set("labelStyle"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isVisible",!0),this.set("isToggleable",!1),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.set("withKeystroke",!1),this.children=this.createCollection(),this.tooltipView=this._createTooltipView(),this.labelView=this._createLabelView(n),this.iconView=new tu,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.keystrokeView=this._createKeystrokeView(),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this)),this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",t.to("class"),t.if("isEnabled","ck-disabled",e=>!e),t.if("isVisible","ck-hidden",e=>!e),t.to("isOn",e=>e?"ck-on":"ck-off"),t.if("withText","ck-button_with-text"),t.if("withKeystroke","ck-button_with-keystroke")],type:t.to("type",e=>e||"button"),tabindex:t.to("tabindex"),"aria-labelledby":"ck-editor__aria-label_"+n,"aria-disabled":t.if("isEnabled",!0,e=>!e),"aria-pressed":t.to("isOn",e=>!!this.isToggleable&&String(e))},children:this.children,on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(e=>{this.isEnabled?this.fire("execute"):e.preventDefault()})}})}render(){super.render(),this.icon&&(this.iconView.bind("content").to(this,"icon"),this.children.add(this.iconView)),this.children.add(this.tooltipView),this.children.add(this.labelView),this.withKeystroke&&this.children.add(this.keystrokeView)}focus(){this.element.focus()}_createTooltipView(){const e=new nu;return e.bind("text").to(this,"_tooltipString"),e.bind("position").to(this,"tooltipPosition"),e}_createLabelView(e){const t=new Nl,n=this.bindTemplate;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:n.to("labelStyle"),id:"ck-editor__aria-label_"+e},children:[{text:this.bindTemplate.to("label")}]}),t}_createKeystrokeView(){const e=new Nl;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",e=>zo(e))}]}),e}_getTooltipString(e,t,n){return e?"string"==typeof e?e:(n&&(n=zo(n)),e instanceof Function?e(t,n):`${t}${n?` (${n})`:""}`):""}}n(47);class ou extends iu{constructor(e){super(e),this.isToggleable=!0,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render(),this.children.add(this.toggleSwitchView)}_createToggleView(){const e=new Nl;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),e}}function ru(e){return"string"==typeof e?{model:e,label:e,hasBorder:!1,view:{name:"span",styles:{color:e}}}:{model:e.color,label:e.label||e.color,hasBorder:void 0!==e.hasBorder&&e.hasBorder,view:{name:"span",styles:{color:""+e.color}}}}class su extends iu{constructor(e){super(e);const t=this.bindTemplate;this.set("color"),this.set("hasBorder"),this.icon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z"/><path d="M14.814 6.035 8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z"/></svg>',this.extendTemplate({attributes:{style:{backgroundColor:t.to("color")},class:["ck","ck-color-grid__tile",t.if("hasBorder","ck-color-table__color-tile_bordered")]}})}render(){super.render(),this.iconView.fillColor="hsl(0, 0%, 100%)"}}class au{constructor(e){if(Object.assign(this,e),e.actions&&e.keystrokeHandler)for(const t in e.actions){let n=e.actions[t];"string"==typeof n&&(n=[n]);for(const i of n)e.keystrokeHandler.set(i,(e,n)=>{this[t](),n()})}}get first(){return this.focusables.find(cu)||null}get last(){return this.focusables.filter(cu).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let e=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find((t,n)=>{const i=t.element===this.focusTracker.focusedElement;return i&&(e=n),i}),e)}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(e){e&&e.focus()}_getFocusableItem(e){const t=this.current,n=this.focusables.length;if(!n)return null;if(null===t)return this[1===e?"first":"last"];let i=(t+n+e)%n;do{const t=this.focusables.get(i);if(cu(t))return t;i=(i+n+e)%n}while(i!==t);return null}}function cu(e){return!(!e.focus||"none"==kr.window.getComputedStyle(e.element).display)}n(49);class lu extends Nl{constructor(e,t){super(e);const n=t&&t.colorDefinitions||[],i={};t&&t.columns&&(i.gridTemplateColumns=`repeat( ${t.columns}, 1fr)`),this.set("selectedColor"),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this._focusCycler=new au({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowleft",focusNext:"arrowright"}}),this.items.on("add",(e,t)=>{t.isOn=t.color===this.selectedColor}),n.forEach(e=>{const t=new su;t.set({color:e.color,label:e.label,tooltip:!0,hasBorder:e.options.hasBorder}),t.on("execute",()=>{this.fire("execute",{value:e.color,hasBorder:e.options.hasBorder,label:e.label})}),this.items.add(t)}),this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:i}}),this.on("change:selectedColor",(e,t,n)=>{for(const e of this.items)e.isOn=e.color===n})}focus(){this.items.length&&this.items.first.focus()}focusLast(){this.items.length&&this.items.last.focus()}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element)}}var uu='<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg"><path d="M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z"/></svg>';class du extends iu{constructor(e){super(e),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":!0}}),this.delegate("execute").to(this,"open")}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const e=new tu;return e.content=uu,e.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),e}}n(51);class hu extends Nl{constructor(e){super(e);const t=this.bindTemplate;this.set("class"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isToggleable",!1),this.set("isVisible",!0),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.children=this.createCollection(),this.actionView=this._createActionView(),this.arrowView=this._createArrowView(),this.keystrokes=new js,this.focusTracker=new Ns,this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",t.to("class"),t.if("isVisible","ck-hidden",e=>!e),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children})}render(){super.render(),this.children.add(this.actionView),this.children.add(this.arrowView),this.focusTracker.add(this.actionView.element),this.focusTracker.add(this.arrowView.element),this.keystrokes.listenTo(this.element),this.keystrokes.set("arrowright",(e,t)=>{this.focusTracker.focusedElement===this.actionView.element&&(this.arrowView.focus(),t())}),this.keystrokes.set("arrowleft",(e,t)=>{this.focusTracker.focusedElement===this.arrowView.element&&(this.actionView.focus(),t())})}focus(){this.actionView.focus()}_createActionView(){const e=new iu;return e.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this),e.extendTemplate({attributes:{class:"ck-splitbutton__action"}}),e.delegate("execute").to(this),e}_createArrowView(){const e=new iu,t=e.bindTemplate;return e.icon=uu,e.extendTemplate({attributes:{class:"ck-splitbutton__arrow","aria-haspopup":!0,"aria-expanded":t.to("isOn",e=>String(e))}}),e.bind("isEnabled").to(this),e.delegate("execute").to(this,"open"),e}}class fu extends Nl{constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",!1),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",t.to("position",e=>"ck-dropdown__panel_"+e),t.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:t.to(e=>e.preventDefault())}})}focus(){this.children.length&&this.children.first.focus()}focusLast(){if(this.children.length){const e=this.children.last;"function"==typeof e.focusLast?e.focusLast():e.focus()}}}n(53);function pu({element:e,target:t,positions:n,limiter:i,fitInViewport:o}){M(t)&&(t=t()),M(i)&&(i=i());const r=function(e){return e&&e.parentNode?e.offsetParent===kr.document.body?null:e.offsetParent:null}(e),s=new Ts(e),a=new Ts(t);let c,l;if(i||o){const e=function(e,t){const{elementRect:n,viewportRect:i}=t,o=n.getArea(),r=function(e,{targetRect:t,elementRect:n,limiterRect:i,viewportRect:o}){const r=[],s=n.getArea();for(const a of e){const e=gu(a,t,n);if(!e)continue;const[c,l]=e;let u=0,d=0;if(i)if(o){const e=i.getIntersection(o);e&&(u=e.getIntersectionArea(l))}else u=i.getIntersectionArea(l);o&&(d=o.getIntersectionArea(l));const h={positionName:c,positionRect:l,limiterIntersectArea:u,viewportIntersectArea:d};if(u===s)return[h];r.push(h)}return r}(e,t);if(i){const e=mu(r.filter(({viewportIntersectArea:e})=>e===o),o);if(e)return e}return mu(r,o)}(n,{targetRect:a,elementRect:s,limiterRect:i&&new Ts(i).getVisible(),viewportRect:o&&new Ts(kr.window)});[l,c]=e||gu(n[0],a,s)}else[l,c]=gu(n[0],a,s);let u=bu(c);return r&&(u=function({left:e,top:t},n){const i=bu(new Ts(n)),o=Cs(n);return e-=i.left,t-=i.top,e+=n.scrollLeft,t+=n.scrollTop,e-=o.left,t-=o.top,{left:e,top:t}}(u,r)),{left:u.left,top:u.top,name:l}}function gu(e,t,n){const i=e(t,n);if(!i)return null;const{left:o,top:r,name:s}=i;return[s,n.clone().moveTo(o,r)]}function mu(e,t){let n,i,o=0;for(const{positionName:r,positionRect:s,limiterIntersectArea:a,viewportIntersectArea:c}of e){if(a===t)return[r,s];const e=c**2+a**2;e>o&&(o=e,n=s,i=r)}return n?[i,n]:null}function bu({left:e,top:t}){const{scrollX:n,scrollY:i}=kr.window;return{left:e+n,top:t+i}}class vu extends Nl{constructor(e,t,n){super(e);const i=this.bindTemplate;this.buttonView=t,this.panelView=n,this.set("isOpen",!1),this.set("isEnabled",!0),this.set("class"),this.set("id"),this.set("panelPosition","auto"),this.keystrokes=new js,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",i.to("class"),i.if("isEnabled","ck-disabled",e=>!e)],id:i.to("id"),"aria-describedby":i.to("ariaDescribedById")},children:[t,n]}),t.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render(),this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen}),this.panelView.bind("isVisible").to(this,"isOpen"),this.on("change:isOpen",()=>{this.isOpen&&("auto"===this.panelPosition?this.panelView.position=vu._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:!0,positions:this._panelPositions}).name:this.panelView.position=this.panelPosition)}),this.keystrokes.listenTo(this.element);const e=(e,t)=>{this.isOpen&&(this.buttonView.focus(),this.isOpen=!1,t())};this.keystrokes.set("arrowdown",(e,t)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=!0,t())}),this.keystrokes.set("arrowright",(e,t)=>{this.isOpen&&t()}),this.keystrokes.set("arrowleft",e),this.keystrokes.set("esc",e)}focus(){this.buttonView.focus()}get _panelPositions(){const{south:e,north:t,southEast:n,southWest:i,northEast:o,northWest:r,southMiddleEast:s,southMiddleWest:a,northMiddleEast:c,northMiddleWest:l}=vu.defaultPanelPositions;return"rtl"!==this.locale.uiLanguageDirection?[n,i,s,a,e,o,r,c,l,t]:[i,n,a,s,e,r,o,l,c,t]}}vu.defaultPanelPositions={south:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/2,name:"s"}),southEast:e=>({top:e.bottom,left:e.left,name:"se"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:"sw"}),southMiddleEast:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/4,name:"sme"}),southMiddleWest:(e,t)=>({top:e.bottom,left:e.left-3*(t.width-e.width)/4,name:"smw"}),north:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/2,name:"n"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:"ne"}),northWest:(e,t)=>({top:e.top-t.height,left:e.left-t.width+e.width,name:"nw"}),northMiddleEast:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/4,name:"nme"}),northMiddleWest:(e,t)=>({top:e.top-t.height,left:e.left-3*(t.width-e.width)/4,name:"nmw"})},vu._getOptimalPosition=pu;class wu extends Nl{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}}class _u extends Nl{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__line-break"]}})}}function ku(e){return Array.isArray(e)?{items:e,removeItems:[]}:e?Object.assign({items:[],removeItems:[]},e):{items:[],removeItems:[]}}n(55);class yu extends Nl{constructor(e,t){super(e);const n=this.bindTemplate,i=this.t;this.options=t||{},this.set("ariaLabel",i("Editor toolbar")),this.set("maxWidth","auto"),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this.set("class"),this.set("isCompact",!1),this.itemsView=new xu(e),this.children=this.createCollection(),this.children.add(this.itemsView),this.focusables=this.createCollection();const o="rtl"===e.uiLanguageDirection;this._focusCycler=new au({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:[o?"arrowright":"arrowleft","arrowup"],focusNext:[o?"arrowleft":"arrowright","arrowdown"]}});const r=["ck","ck-toolbar",n.to("class"),n.if("isCompact","ck-toolbar_compact")];var s;this.options.shouldGroupWhenFull&&this.options.isFloating&&r.push("ck-toolbar_floating"),this.setTemplate({tag:"div",attributes:{class:r,role:"toolbar","aria-label":n.to("ariaLabel"),style:{maxWidth:n.to("maxWidth")}},children:this.children,on:{mousedown:(s=this,s.bindTemplate.to(e=>{e.target===s.element&&e.preventDefault()}))}}),this._behavior=this.options.shouldGroupWhenFull?new Cu(this):new Au(this)}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element),this._behavior.render(this)}destroy(){return this._behavior.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(e,t){const n=ku(e),i=n.items.filter((e,i,o)=>"|"===e||-1===n.removeItems.indexOf(e)&&("-"===e?!this.options.shouldGroupWhenFull||(Object(c.b)("toolbarview-line-break-ignored-when-grouping-items",o),!1):!!t.has(e)||(Object(c.b)("toolbarview-item-unavailable",{name:e}),!1))),o=this._cleanSeparators(i).map(e=>"|"===e?new wu:"-"===e?new _u:t.create(e));this.items.addMany(o)}_cleanSeparators(e){const t=e=>"-"!==e&&"|"!==e,n=e.length,i=e.findIndex(t),o=n-e.slice().reverse().findIndex(t);return e.slice(i,o).filter((e,n,i)=>{if(t(e))return!0;return!(n>0&&i[n-1]===e)})}}class xu extends Nl{constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class Au{constructor(e){const t=e.bindTemplate;e.set("isVertical",!1),e.itemsView.children.bindTo(e.items).using(e=>e),e.focusables.bindTo(e.items).using(e=>e),e.extendTemplate({attributes:{class:[t.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class Cu{constructor(e){this.view=e,this.viewChildren=e.children,this.viewFocusables=e.focusables,this.viewItemsView=e.itemsView,this.viewFocusTracker=e.focusTracker,this.viewLocale=e.locale,this.ungroupedItems=e.createCollection(),this.groupedItems=e.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),this.resizeObserver=null,this.cachedPadding=null,this.shouldUpdateGroupingOnNextResize=!1,e.itemsView.children.bindTo(this.ungroupedItems).using(e=>e),this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this)),this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this)),e.children.on("add",this._updateFocusCycleableItems.bind(this)),e.children.on("remove",this._updateFocusCycleableItems.bind(this)),e.items.on("change",(e,t)=>{const n=t.index;for(const e of t.removed)n>=this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e);for(let e=n;e<n+t.added.length;e++){const i=t.added[e-n];e>this.ungroupedItems.length?this.groupedItems.add(i,e-this.ungroupedItems.length):this.ungroupedItems.add(i,e)}this._updateGrouping()}),e.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(e){this.viewElement=e.element,this._enableGroupingOnResize(),this._enableGroupingOnMaxWidthChange(e)}destroy(){this.groupedItemsDropdown.destroy(),this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement))return;if(!this.viewElement.offsetParent)return void(this.shouldUpdateGroupingOnNextResize=!0);const e=this.groupedItems.length;let t;for(;this._areItemsOverflowing;)this._groupLastItem(),t=!0;if(!t&&this.groupedItems.length){for(;this.groupedItems.length&&!this._areItemsOverflowing;)this._ungroupFirstItem();this._areItemsOverflowing&&this._groupLastItem()}this.groupedItems.length!==e&&this.view.fire("groupedItemsUpdate")}get _areItemsOverflowing(){if(!this.ungroupedItems.length)return!1;const e=this.viewElement,t=this.viewLocale.uiLanguageDirection,n=new Ts(e.lastChild),i=new Ts(e);if(!this.cachedPadding){const n=kr.window.getComputedStyle(e),i="ltr"===t?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(n[i])}return"ltr"===t?n.right>i.right-this.cachedPadding:n.left<i.left+this.cachedPadding}_enableGroupingOnResize(){let e;this.resizeObserver=new Is(this.viewElement,t=>{e&&e===t.contentRect.width&&!this.shouldUpdateGroupingOnNextResize||(this.shouldUpdateGroupingOnNextResize=!1,this._updateGrouping(),e=t.contentRect.width)}),this._updateGrouping()}_enableGroupingOnMaxWidthChange(e){e.on("change:maxWidth",()=>{this._updateGrouping()})}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new wu),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element))}_createGroupedItemsDropdown(){const e=this.viewLocale,t=e.t,n=Pu(e);return n.class="ck-toolbar__grouped-dropdown",n.panelPosition="ltr"===e.uiLanguageDirection?"sw":"se",Iu(n,[]),n.buttonView.set({label:t("Show more items"),tooltip:!0,tooltipPosition:"rtl"===e.uiLanguageDirection?"se":"sw",icon:Pl.threeVerticalDots}),n.toolbarView.items.bindTo(this.groupedItems).using(e=>e),n}_updateFocusCycleableItems(){this.viewFocusables.clear(),this.ungroupedItems.map(e=>{this.viewFocusables.add(e)}),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown)}}n(57);class Eu extends Nl{constructor(){super(),this.items=this.createCollection(),this.focusTracker=new Ns,this.keystrokes=new js,this._focusCycler=new au({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element)}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class Tu extends Nl{constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}}class Su extends Nl{constructor(e){super(e),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}n(59),n(61);function Pu(e,t=du){const n=new t(e),i=new fu(e),o=new vu(e,n,i);return n.bind("isEnabled").to(o),n instanceof du?n.bind("isOn").to(o,"isOpen"):n.arrowView.bind("isOn").to(o,"isOpen"),function(e){(function(e){e.on("render",()=>{Il({emitter:e,activator:()=>e.isOpen,callback:()=>{e.isOpen=!1},contextElements:[e.element]})})})(e),function(e){e.on("execute",t=>{t.source instanceof ou||(e.isOpen=!1)})}(e),function(e){e.keystrokes.set("arrowdown",(t,n)=>{e.isOpen&&(e.panelView.focus(),n())}),e.keystrokes.set("arrowup",(t,n)=>{e.isOpen&&(e.panelView.focusLast(),n())})}(e)}(o),o}function Iu(e,t){const n=e.locale,i=n.t,o=e.toolbarView=new yu(n);o.set("ariaLabel",i("Dropdown toolbar")),e.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),t.map(e=>o.items.add(e)),e.panelView.children.add(o),o.items.delegate("execute").to(e)}function Mu(e,t){const n=e.locale,i=e.listView=new Eu(n);i.items.bindTo(t).using(({type:e,model:t})=>{if("separator"===e)return new Su(n);if("button"===e||"switchbutton"===e){const i=new Tu(n);let o;return o="button"===e?new iu(n):new ou(n),o.bind(...Object.keys(t)).to(t),o.delegate("execute").to(i),i.children.add(o),i}}),e.panelView.children.add(i),i.items.delegate("execute").to(e)}n(63);class Ou extends Nl{constructor(e){super(e),this.body=new eu(e)}render(){super.render(),this.body.attachToDom()}destroy(){return this.body.detachFromDom(),super.destroy()}}n(65);class Ru extends Nl{constructor(e){super(e),this.set("text"),this.set("for"),this.id="ck-editor__label_"+s();const t=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:t.to("for")},children:[{text:t.to("text")}]})}}class Nu extends Ou{constructor(e){super(e),this.top=this.createCollection(),this.main=this.createCollection(),this._voiceLabelView=this._createVoiceLabel(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:e.uiLanguageDirection,lang:e.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]})}_createVoiceLabel(){const e=this.t,t=new Ru;return t.text=e("Rich Text Editor"),t.extendTemplate({attributes:{class:"ck-voice-label"}}),t}}class ju extends Nl{constructor(e,t,n){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:e.contentLanguage,dir:e.contentLanguageDirection}}),this.name=null,this.set("isFocused",!1),this._editableElement=n,this._hasExternalElement=!!this._editableElement,this._editingView=t}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",()=>this._updateIsFocusedClasses()),this._updateIsFocusedClasses()}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy()}_updateIsFocusedClasses(){const e=this._editingView;function t(t){e.change(n=>{const i=e.document.getRoot(t.name);n.addClass(t.isFocused?"ck-focused":"ck-blurred",i),n.removeClass(t.isFocused?"ck-blurred":"ck-focused",i)})}e.isRenderingInProgress?function n(i){e.once("change:isRenderingInProgress",(e,o,r)=>{r?n(i):t(i)})}(this):t(this)}}class zu extends ju{constructor(e,t,n){super(e,t,n),this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const e=this._editingView,t=this.t;e.change(n=>{const i=e.document.getRoot(this.name);n.setAttribute("aria-label",t("Rich Text Editor, %0",this.name),i)})}}n(67);n(69);class Du extends Nl{constructor(e){super(e),this.set("value"),this.set("id"),this.set("placeholder"),this.set("isReadOnly",!1),this.set("hasError",!1),this.set("ariaDescribedById"),this.focusTracker=new Ns,this.bind("isFocused").to(this.focusTracker),this.set("isEmpty",!0);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{type:"text",class:["ck","ck-input","ck-input-text",t.if("isFocused","ck-input_focused"),t.if("isEmpty","ck-input-text_empty"),t.if("hasError","ck-error")],id:t.to("id"),placeholder:t.to("placeholder"),readonly:t.to("isReadOnly"),"aria-invalid":t.if("hasError",!0),"aria-describedby":t.to("ariaDescribedById")},on:{input:t.to("input"),change:t.to(this._updateIsEmpty.bind(this))}})}render(){super.render(),this.focusTracker.add(this.element),this._setDomElementValue(this.value),this._updateIsEmpty(),this.on("change:value",(e,t,n)=>{this._setDomElementValue(n),this._updateIsEmpty()})}select(){this.element.select()}focus(){this.element.focus()}_updateIsEmpty(){this.isEmpty=!this.element.value}_setDomElementValue(e){this.element.value=e||0===e?e:""}}n(71);class Lu extends Nl{constructor(e,t){super(e);const n="ck-labeled-field-view-"+s(),i="ck-labeled-field-view-status-"+s();this.fieldView=t(this,n,i),this.set("label"),this.set("isEnabled",!0),this.set("isEmpty",!0),this.set("isFocused",!1),this.set("errorText",null),this.set("infoText",null),this.set("class"),this.set("placeholder"),this.labelView=this._createLabelView(n),this.statusView=this._createStatusView(i),this.bind("_statusText").to(this,"errorText",this,"infoText",(e,t)=>e||t);const o=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view",o.to("class"),o.if("isEnabled","ck-disabled",e=>!e),o.if("isEmpty","ck-labeled-field-view_empty"),o.if("isFocused","ck-labeled-field-view_focused"),o.if("placeholder","ck-labeled-field-view_placeholder"),o.if("errorText","ck-error")]},children:[{tag:"div",attributes:{class:["ck","ck-labeled-field-view__input-wrapper"]},children:[this.fieldView,this.labelView]},this.statusView]})}_createLabelView(e){const t=new Ru(this.locale);return t.for=e,t.bind("text").to(this,"label"),t}_createStatusView(e){const t=new Nl(this.locale),n=this.bindTemplate;return t.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view__status",n.if("errorText","ck-labeled-field-view__status_error"),n.if("_statusText","ck-hidden",e=>!e)],id:e,role:n.if("errorText","alert")},children:[{text:n.to("_statusText")}]}),t}focus(){this.fieldView.focus()}}function Vu(e,t,n){const i=new Du(e.locale);return i.set({id:t,ariaDescribedById:n}),i.bind("isReadOnly").to(e,"isEnabled",e=>!e),i.bind("hasError").to(e,"errorText",e=>!!e),i.on("input",()=>{e.errorText=null}),e.bind("isEmpty","isFocused","placeholder").to(i),i}class Bu extends ai{static get pluginName(){return"Notification"}init(){this.on("show:warning",(e,t)=>{window.alert(t.message)},{priority:"lowest"})}showSuccess(e,t={}){this._showNotification({message:e,type:"success",namespace:t.namespace,title:t.title})}showInfo(e,t={}){this._showNotification({message:e,type:"info",namespace:t.namespace,title:t.title})}showWarning(e,t={}){this._showNotification({message:e,type:"warning",namespace:t.namespace,title:t.title})}_showNotification(e){const t="show:"+e.type+(e.namespace?":"+e.namespace:"");this.fire(t,{message:e.message,type:e.type,title:e.title||""})}}class Fu{constructor(e,t){t&&ze(this,t),e&&this.set(e)}}Ke(Fu,Ue);n(73);const Hu=Os("px"),Uu=kr.document.body;class Wu extends Nl{constructor(e){super(e);const t=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("position","arrow_nw"),this.set("isVisible",!1),this.set("withArrow",!0),this.set("class"),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",t.to("position",e=>"ck-balloon-panel_"+e),t.if("isVisible","ck-balloon-panel_visible"),t.if("withArrow","ck-balloon-panel_with-arrow"),t.to("class")],style:{top:t.to("top",Hu),left:t.to("left",Hu)}},children:this.content})}show(){this.isVisible=!0}hide(){this.isVisible=!1}attachTo(e){this.show();const t=Wu.defaultPositions,n=Object.assign({},{element:this.element,positions:[t.southArrowNorth,t.southArrowNorthMiddleWest,t.southArrowNorthMiddleEast,t.southArrowNorthWest,t.southArrowNorthEast,t.northArrowSouth,t.northArrowSouthMiddleWest,t.northArrowSouthMiddleEast,t.northArrowSouthWest,t.northArrowSouthEast],limiter:Uu,fitInViewport:!0},e),i=Wu._getOptimalPosition(n),o=parseInt(i.left),r=parseInt(i.top),s=i.name;Object.assign(this,{top:r,left:o,position:s})}pin(e){this.unpin(),this._pinWhenIsVisibleCallback=()=>{this.isVisible?this._startPinning(e):this._stopPinning()},this._startPinning(e),this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback)}unpin(){this._pinWhenIsVisibleCallback&&(this._stopPinning(),this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback),this._pinWhenIsVisibleCallback=null,this.hide())}_startPinning(e){this.attachTo(e);const t=qu(e.target),n=e.limiter?qu(e.limiter):Uu;this.listenTo(kr.document,"scroll",(i,o)=>{const r=o.target,s=t&&r.contains(t),a=n&&r.contains(n);!s&&!a&&t&&n||this.attachTo(e)},{useCapture:!0}),this.listenTo(kr.window,"resize",()=>{this.attachTo(e)})}_stopPinning(){this.stopListening(kr.document,"scroll"),this.stopListening(kr.window,"resize")}}function qu(e){return Gn(e)?e:As(e)?e.commonAncestorContainer:"function"==typeof e?qu(e()):null}function $u(e,t){return e.top-t.height-Wu.arrowVerticalOffset}function Yu(e){return e.bottom+Wu.arrowVerticalOffset}Wu.arrowHorizontalOffset=25,Wu.arrowVerticalOffset=10,Wu._getOptimalPosition=pu,Wu.defaultPositions={northWestArrowSouthWest:(e,t)=>({top:$u(e,t),left:e.left-Wu.arrowHorizontalOffset,name:"arrow_sw"}),northWestArrowSouthMiddleWest:(e,t)=>({top:$u(e,t),left:e.left-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_smw"}),northWestArrowSouth:(e,t)=>({top:$u(e,t),left:e.left-t.width/2,name:"arrow_s"}),northWestArrowSouthMiddleEast:(e,t)=>({top:$u(e,t),left:e.left-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_sme"}),northWestArrowSouthEast:(e,t)=>({top:$u(e,t),left:e.left-t.width+Wu.arrowHorizontalOffset,name:"arrow_se"}),northArrowSouthWest:(e,t)=>({top:$u(e,t),left:e.left+e.width/2-Wu.arrowHorizontalOffset,name:"arrow_sw"}),northArrowSouthMiddleWest:(e,t)=>({top:$u(e,t),left:e.left+e.width/2-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_smw"}),northArrowSouth:(e,t)=>({top:$u(e,t),left:e.left+e.width/2-t.width/2,name:"arrow_s"}),northArrowSouthMiddleEast:(e,t)=>({top:$u(e,t),left:e.left+e.width/2-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_sme"}),northArrowSouthEast:(e,t)=>({top:$u(e,t),left:e.left+e.width/2-t.width+Wu.arrowHorizontalOffset,name:"arrow_se"}),northEastArrowSouthWest:(e,t)=>({top:$u(e,t),left:e.right-Wu.arrowHorizontalOffset,name:"arrow_sw"}),northEastArrowSouthMiddleWest:(e,t)=>({top:$u(e,t),left:e.right-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_smw"}),northEastArrowSouth:(e,t)=>({top:$u(e,t),left:e.right-t.width/2,name:"arrow_s"}),northEastArrowSouthMiddleEast:(e,t)=>({top:$u(e,t),left:e.right-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_sme"}),northEastArrowSouthEast:(e,t)=>({top:$u(e,t),left:e.right-t.width+Wu.arrowHorizontalOffset,name:"arrow_se"}),southWestArrowNorthWest:(e,t)=>({top:Yu(e),left:e.left-Wu.arrowHorizontalOffset,name:"arrow_nw"}),southWestArrowNorthMiddleWest:(e,t)=>({top:Yu(e),left:e.left-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_nmw"}),southWestArrowNorth:(e,t)=>({top:Yu(e),left:e.left-t.width/2,name:"arrow_n"}),southWestArrowNorthMiddleEast:(e,t)=>({top:Yu(e),left:e.left-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_nme"}),southWestArrowNorthEast:(e,t)=>({top:Yu(e),left:e.left-t.width+Wu.arrowHorizontalOffset,name:"arrow_ne"}),southArrowNorthWest:(e,t)=>({top:Yu(e),left:e.left+e.width/2-Wu.arrowHorizontalOffset,name:"arrow_nw"}),southArrowNorthMiddleWest:(e,t)=>({top:Yu(e),left:e.left+e.width/2-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_nmw"}),southArrowNorth:(e,t)=>({top:Yu(e),left:e.left+e.width/2-t.width/2,name:"arrow_n"}),southArrowNorthMiddleEast:(e,t)=>({top:Yu(e),left:e.left+e.width/2-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_nme"}),southArrowNorthEast:(e,t)=>({top:Yu(e),left:e.left+e.width/2-t.width+Wu.arrowHorizontalOffset,name:"arrow_ne"}),southEastArrowNorthWest:(e,t)=>({top:Yu(e),left:e.right-Wu.arrowHorizontalOffset,name:"arrow_nw"}),southEastArrowNorthMiddleWest:(e,t)=>({top:Yu(e),left:e.right-.25*t.width-Wu.arrowHorizontalOffset,name:"arrow_nmw"}),southEastArrowNorth:(e,t)=>({top:Yu(e),left:e.right-t.width/2,name:"arrow_n"}),southEastArrowNorthMiddleEast:(e,t)=>({top:Yu(e),left:e.right-.75*t.width+Wu.arrowHorizontalOffset,name:"arrow_nme"}),southEastArrowNorthEast:(e,t)=>({top:Yu(e),left:e.right-t.width+Wu.arrowHorizontalOffset,name:"arrow_ne"})};n(75),n(77);const Gu=Os("px");class Ku extends Qe{static get pluginName(){return"ContextualBalloon"}constructor(e){super(e),this.positionLimiter=()=>{const e=this.editor.editing.view,t=e.document.selection.editableElement;return t?e.domConverter.mapViewToDom(t.root):null},this.set("visibleView",null),this.view=new Wu(e.locale),e.ui.view.body.add(this.view),e.ui.focusTracker.add(this.view.element),this._viewToStack=new Map,this._idToStack=new Map,this.set("_numberOfStacks",0),this.set("_singleViewMode",!1),this._rotatorView=this._createRotatorView(),this._fakePanelsView=this._createFakePanelsView()}hasView(e){return Array.from(this._viewToStack.keys()).includes(e)}add(e){if(this.hasView(e.view))throw new c.a("contextualballoon-add-view-exist",[this,e]);const t=e.stackId||"main";if(!this._idToStack.has(t))return this._idToStack.set(t,new Map([[e.view,e]])),this._viewToStack.set(e.view,this._idToStack.get(t)),this._numberOfStacks=this._idToStack.size,void(this._visibleStack&&!e.singleViewMode||this.showStack(t));const n=this._idToStack.get(t);e.singleViewMode&&this.showStack(t),n.set(e.view,e),this._viewToStack.set(e.view,n),n===this._visibleStack&&this._showView(e)}remove(e){if(!this.hasView(e))throw new c.a("contextualballoon-remove-view-not-exist",[this,e]);const t=this._viewToStack.get(e);this._singleViewMode&&this.visibleView===e&&(this._singleViewMode=!1),this.visibleView===e&&(1===t.size?this._idToStack.size>1?this._showNextStack():(this.view.hide(),this.visibleView=null,this._rotatorView.hideView()):this._showView(Array.from(t.values())[t.size-2])),1===t.size?(this._idToStack.delete(this._getStackId(t)),this._numberOfStacks=this._idToStack.size):t.delete(e),this._viewToStack.delete(e)}updatePosition(e){e&&(this._visibleStack.get(this.visibleView).position=e),this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition()}showStack(e){this.visibleStack=e;const t=this._idToStack.get(e);if(!t)throw new c.a("contextualballoon-showstack-stack-not-exist",this);this._visibleStack!==t&&this._showView(Array.from(t.values()).pop())}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(e){return Array.from(this._idToStack.entries()).find(t=>t[1]===e)[0]}_showNextStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)+1;e[t]||(t=0),this.showStack(this._getStackId(e[t]))}_showPrevStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)-1;e[t]||(t=e.length-1),this.showStack(this._getStackId(e[t]))}_createRotatorView(){const e=new Qu(this.editor.locale),t=this.editor.locale.t;return this.view.content.add(e),e.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>1),e.on("change:isNavigationVisible",()=>this.updatePosition(),{priority:"low"}),e.bind("counter").to(this,"visibleView",this,"_numberOfStacks",(e,n)=>{if(n<2)return"";const i=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return t("%0 of %1",[i,n])}),e.buttonNextView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showNextStack()}),e.buttonPrevView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showPrevStack()}),e}_createFakePanelsView(){const e=new Ju(this.editor.locale,this.view);return e.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>=2?Math.min(e-1,2):0),e.listenTo(this.view,"change:top",()=>e.updatePosition()),e.listenTo(this.view,"change:left",()=>e.updatePosition()),this.editor.ui.view.body.add(e),e}_showView({view:e,balloonClassName:t="",withArrow:n=!0,singleViewMode:i=!1}){this.view.class=t,this.view.withArrow=n,this._rotatorView.showView(e),this.visibleView=e,this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition(),i&&(this._singleViewMode=!0)}_getBalloonPosition(){let e=Array.from(this._visibleStack.values()).pop().position;return e&&!e.limiter&&(e=Object.assign({},e,{limiter:this.positionLimiter})),e}}class Qu extends Nl{constructor(e){super(e);const t=e.t,n=this.bindTemplate;this.set("isNavigationVisible",!0),this.focusTracker=new Ns,this.buttonPrevView=this._createButtonView(t("Previous"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>'),this.buttonNextView=this._createButtonView(t("Next"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>'),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",n.to("isNavigationVisible",e=>e?"":"ck-hidden")]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:n.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]})}render(){super.render(),this.focusTracker.add(this.element)}showView(e){this.hideView(),this.content.add(e)}hideView(){this.content.clear()}_createButtonView(e,t){const n=new iu(this.locale);return n.set({label:e,icon:t,tooltip:!0}),n}}class Ju extends Nl{constructor(e,t){super(e);const n=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("height",0),this.set("width",0),this.set("numberOfPanels",0),this.content=this.createCollection(),this._balloonPanelView=t,this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",n.to("numberOfPanels",e=>e?"":"ck-hidden")],style:{top:n.to("top",Gu),left:n.to("left",Gu),width:n.to("width",Gu),height:n.to("height",Gu)}},children:this.content}),this.on("change:numberOfPanels",(e,t,n,i)=>{n>i?this._addPanels(n-i):this._removePanels(i-n),this.updatePosition()})}_addPanels(e){for(;e--;){const e=new Nl;e.setTemplate({tag:"div"}),this.content.add(e),this.registerChild(e)}}_removePanels(e){for(;e--;){const e=this.content.last;this.content.remove(e),this.deregisterChild(e),e.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:e,left:t}=this._balloonPanelView,{width:n,height:i}=new Ts(this._balloonPanelView.element);Object.assign(this,{top:e,left:t,width:n,height:i})}}}n(79);const Zu=Os("px");class Xu extends Nl{constructor(e){super(e);const t=this.bindTemplate;this.set("isActive",!1),this.set("isSticky",!1),this.set("limiterElement",null),this.set("limiterBottomOffset",50),this.set("viewportTopOffset",0),this.set("_marginLeft",null),this.set("_isStickyToTheLimiter",!1),this.set("_hasViewportTopOffset",!1),this.content=this.createCollection(),this._contentPanelPlaceholder=new jl({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:t.to("isSticky",e=>e?"block":"none"),height:t.to("isSticky",e=>e?Zu(this._panelRect.height):null)}}}).render(),this._contentPanel=new jl({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",t.if("isSticky","ck-sticky-panel__content_sticky"),t.if("_isStickyToTheLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:t.to("isSticky",e=>e?Zu(this._contentPanelPlaceholder.getBoundingClientRect().width):null),top:t.to("_hasViewportTopOffset",e=>e?Zu(this.viewportTopOffset):null),bottom:t.to("_isStickyToTheLimiter",e=>e?Zu(this.limiterBottomOffset):null),marginLeft:t.to("_marginLeft")}},children:this.content}).render(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this._contentPanel]})}render(){super.render(),this._checkIfShouldBeSticky(),this.listenTo(kr.window,"scroll",()=>{this._checkIfShouldBeSticky()}),this.listenTo(this,"change:isActive",()=>{this._checkIfShouldBeSticky()})}_checkIfShouldBeSticky(){const e=this._panelRect=this._contentPanel.getBoundingClientRect();let t;this.limiterElement?(t=this._limiterRect=this.limiterElement.getBoundingClientRect(),this.isSticky=this.isActive&&t.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<t.height):this.isSticky=!1,this.isSticky?(this._isStickyToTheLimiter=t.bottom<e.height+this.limiterBottomOffset+this.viewportTopOffset,this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset,this._marginLeft=this._isStickyToTheLimiter?null:Zu(-kr.window.scrollX)):(this._isStickyToTheLimiter=!1,this._hasViewportTopOffset=!1,this._marginLeft=null)}}Os("px");n(81);Os("px");Os("px");n(83);const ed=new WeakMap;function td(e){const{view:t,element:n,text:i,isDirectHost:o=!0,keepOnFocus:r=!1}=e,s=t.document;ed.has(s)||(ed.set(s,new Map),s.registerPostFixer(e=>id(s,e))),ed.get(s).set(n,{text:i,isDirectHost:o,keepOnFocus:r,hostElement:o?n:null}),t.change(e=>id(s,e))}function nd(e,t){return!!t.hasClass("ck-placeholder")&&(e.removeClass("ck-placeholder",t),!0)}function id(e,t){const n=ed.get(e),i=[];let o=!1;for(const[e,r]of n)r.isDirectHost&&(i.push(e),od(t,e,r)&&(o=!0));for(const[e,r]of n){if(r.isDirectHost)continue;const n=rd(e);n&&(i.includes(n)||(r.hostElement=n,od(t,e,r)&&(o=!0)))}return o}function od(e,t,n){const{text:i,isDirectHost:o,hostElement:r}=n;let s=!1;r.getAttribute("data-placeholder")!==i&&(e.setAttribute("data-placeholder",i,r),s=!0);return(o||1==t.childCount)&&function(e,t){if(!e.isAttached())return!1;if(Array.from(e.getChildren()).some(e=>!e.is("uiElement")))return!1;if(t)return!0;const n=e.document;if(!n.isFocused)return!0;const i=n.selection.anchor;return i&&i.parent!==e}(r,n.keepOnFocus)?function(e,t){return!t.hasClass("ck-placeholder")&&(e.addClass("ck-placeholder",t),!0)}(e,r)&&(s=!0):nd(e,r)&&(s=!0),s}function rd(e){if(e.childCount){const t=e.getChild(0);if(t.is("element")&&!t.is("uiElement"))return t}return null}const sd=new Map;function ad(e,t,n){let i=sd.get(e);i||(i=new Map,sd.set(e,i)),i.set(t,n)}function cd(e){return[e]}function ld(e,t,n={}){const i=function(e,t){const n=sd.get(e);return n&&n.has(t)?n.get(t):cd}(e.constructor,t.constructor);try{return i(e=e.clone(),t,n)}catch(e){throw e}}function ud(e,t,n){e=e.slice(),t=t.slice();const i=new dd(n.document,n.useRelations,n.forceWeakRemove);i.setOriginalOperations(e),i.setOriginalOperations(t);const o=i.originalOperations;if(0==e.length||0==t.length)return{operationsA:e,operationsB:t,originalOperations:o};const r=new WeakMap;for(const t of e)r.set(t,0);const s={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;for(;a<e.length;){const n=e[a],o=r.get(n);if(o==t.length){a++;continue}const s=t[o],c=ld(n,s,i.getContext(n,s,!0)),l=ld(s,n,i.getContext(s,n,!1));i.updateRelation(n,s),i.setOriginalOperations(c,n),i.setOriginalOperations(l,s);for(const e of c)r.set(e,o+l.length);e.splice(a,1,...c),t.splice(o,1,...l)}if(n.padWithNoOps){const n=e.length-s.originalOperationsACount,i=t.length-s.originalOperationsBCount;fd(e,i-n),fd(t,n-i)}return hd(e,s.nextBaseVersionB),hd(t,s.nextBaseVersionA),{operationsA:e,operationsB:t,originalOperations:o}}class dd{constructor(e,t,n=!1){this.originalOperations=new Map,this._history=e.history,this._useRelations=t,this._forceWeakRemove=!!n,this._relations=new Map}setOriginalOperations(e,t=null){const n=t?this.originalOperations.get(t):null;for(const t of e)this.originalOperations.set(t,n||t)}updateRelation(e,t){switch(e.constructor){case Sc:switch(t.constructor){case Rc:e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)?this._setRelation(e,t,"insertAtSource"):e.targetPosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"insertBetween"):e.targetPosition.isAfter(t.sourcePosition)&&this._setRelation(e,t,"moveTargetAfter");break;case Sc:e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter")}break;case Nc:switch(t.constructor){case Rc:e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");break;case Sc:if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else{const n=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.splitPosition)){const i=n.end.offset-e.splitPosition.offset,o=e.splitPosition.offset-n.start.offset;this._setRelation(e,t,{howMany:i,offset:o})}}}break;case Rc:switch(t.constructor){case Rc:e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement");break;case Nc:e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource")}break;case Ic:{const n=e.newRange;if(!n)return;switch(t.constructor){case Sc:{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany),o=i.containsPosition(n.start)||i.start.isEqual(n.start),r=i.containsPosition(n.end)||i.end.isEqual(n.end);!o&&!r||i.containsRange(n)||this._setRelation(e,t,{side:o?"left":"right",path:o?n.start.path.slice():n.end.path.slice()});break}case Rc:{const i=n.start.isEqual(t.targetPosition),o=n.start.isEqual(t.deletionPosition),r=n.end.isEqual(t.deletionPosition),s=n.end.isEqual(t.sourcePosition);(i||o||r||s)&&this._setRelation(e,t,{wasInLeftElement:i,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:r,wasInRightElement:s});break}}break}}}getContext(e,t,n){return{aIsStrong:n,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const n=this.originalOperations.get(t),i=this._history.getUndoneOperation(n);if(!i)return null;const o=this.originalOperations.get(e),r=this._relations.get(o);return r&&r.get(i)||null}_setRelation(e,t,n){const i=this.originalOperations.get(e),o=this.originalOperations.get(t);let r=this._relations.get(i);r||(r=new Map,this._relations.set(i,r)),r.set(o,n)}}function hd(e,t){for(const n of e)n.baseVersion=t++}function fd(e,t){for(let n=0;n<t;n++)e.push(new Xc(0))}function pd(e,t,n){const i=e.nodes.getNode(0).getAttribute(t);if(i==n)return null;const o=new ra(e.position,e.position.getShiftedBy(e.howMany));return new Ec(o,t,i,n,0)}function gd(e,t){return null===e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}function md(e,t){const n=[];for(let i=0;i<e.length;i++){const o=e[i],r=new Sc(o.start,o.end.offset-o.start.offset,t,0);n.push(r);for(let t=i+1;t<e.length;t++)e[t]=e[t]._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)[0];t=t._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)}return n}ad(Ec,Ec,(e,t,n)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const i=e.range.getDifference(t.range).map(t=>new Ec(t,e.key,e.oldValue,e.newValue,0)),o=e.range.getIntersection(t.range);return o&&n.aIsStrong&&i.push(new 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i=null,o=[];n.containsRange(e,!0)?i=e:e.start.hasSameParentAs(n.start)?(o=e.getDifference(n),i=e.getIntersection(n)):o=[e];const r=[];for(let e of o){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const n=t.getMovedRangeStart(),i=e.start.hasSameParentAs(n);e=e._getTransformedByInsertion(n,t.howMany,i),r.push(...e)}i&&r.push(i._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]);return r}(e.range,t).map(t=>new Ec(t,e.key,e.oldValue,e.newValue,e.baseVersion))),ad(Ec,Nc,(e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const n=e.clone();return n.range=new ra(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,n]}return e.range=e.range._getTransformedBySplitOperation(t),[e]}),ad(Pc,Ec,(e,t)=>{const n=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const i=pd(e,t.key,t.newValue);i&&n.push(i)}return n}),ad(Pc,Pc,(e,t,n)=>(e.position.isEqual(t.position)&&n.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e])),ad(Pc,Sc,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),ad(Pc,Nc,(e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e])),ad(Pc,Rc,(e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e])),ad(Ic,Pc,(e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e])),ad(Ic,Ic,(e,t,n)=>{if(e.name==t.name){if(!n.aIsStrong)return[new 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i=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&n.abRelation.wasStartBeforeMergedElement?e.newRange.start=ta._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!n.abRelation.wasInLeftElement&&(e.newRange.start=ta._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasInRightElement?e.newRange.end=ta._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&n.abRelation.wasEndBeforeMergedElement?e.newRange.end=ta._createAt(t.insertionPosition):e.newRange.end=i.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]}),ad(Rc,Pc,(e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e])),ad(Rc,Rc,(e,t,n)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(n.bWasUndone){const n=t.graveyardPosition.path.slice();return n.push(0),e.sourcePosition=new ta(t.graveyardPosition.root,n),e.howMany=0,[e]}return[new Xc(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!n.bWasUndone&&"splitAtSource"!=n.abRelation){const i="$graveyard"==e.targetPosition.root.rootName,o="$graveyard"==t.targetPosition.root.rootName,r=i&&!o;if(o&&!i||!r&&n.aIsStrong){const n=t.targetPosition._getTransformedByMergeOperation(t),i=e.targetPosition._getTransformedByMergeOperation(t);return[new Sc(n,e.howMany,i,0)]}return[new Xc(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&n.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),ad(Rc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!n.bWasUndone&&!n.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.sourcePosition)?[new Xc(0)]:(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])}),ad(Rc,Nc,(e,t,n)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const i=0!=t.howMany,o=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(i||o||"mergeTargetNotMoved"==n.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==n.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==n.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}),ad(Sc,Pc,(e,t)=>{const n=ra._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=n.start,e.howMany=n.end.offset-n.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]}),ad(Sc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(e.sourcePosition,e.howMany),o=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);let r,s=n.aIsStrong,a=!n.aIsStrong;if("insertBefore"==n.abRelation||"insertAfter"==n.baRelation?a=!0:"insertAfter"!=n.abRelation&&"insertBefore"!=n.baRelation||(a=!1),r=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),gd(e,t)&&gd(t,e))return[t.getReversed()];if(i.containsPosition(t.targetPosition)&&i.containsRange(o,!0))return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),md([i],r);if(o.containsPosition(e.targetPosition)&&o.containsRange(i,!0))return i.start=i.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),i.end=i.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),md([i],r);const c=ci(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==c||"extension"==c)return i.start=i.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),i.end=i.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),md([i],r);"remove"!=e.type||"remove"==t.type||n.aWasUndone||n.forceWeakRemove?"remove"==e.type||"remove"!=t.type||n.bWasUndone||n.forceWeakRemove||(s=!1):s=!0;const l=[],u=i.getDifference(o);for(const e of u){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const n="same"==ci(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),i=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,n);l.push(...i)}const d=i.getIntersection(o);return null!==d&&s&&(d.start=d.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),d.end=d.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===l.length?l.push(d):1==l.length?o.start.isBefore(i.start)||o.start.isEqual(i.start)?l.unshift(d):l.push(d):l.splice(1,0,d)),0===l.length?[new Xc(e.baseVersion)]:md(l,r)}),ad(Sc,Nc,(e,t,n)=>{let i=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=n.abRelation||(i=e.targetPosition._getTransformedBySplitOperation(t));const o=ra._createFromPositionAndShift(e.sourcePosition,e.howMany);if(o.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=i,[e];if(o.start.hasSameParentAs(t.splitPosition)&&o.containsPosition(t.splitPosition)){let e=new ra(t.splitPosition,o.end);e=e._getTransformedBySplitOperation(t);return md([new ra(o.start,t.splitPosition),e],i)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==n.abRelation&&(i=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==n.abRelation&&(i=e.targetPosition);const r=[o._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const i=o.start.isEqual(t.graveyardPosition)||o.containsPosition(t.graveyardPosition);e.howMany>1&&i&&!n.aWasUndone&&r.push(ra._createFromPositionAndShift(t.insertionPosition,1))}return md(r,i)}),ad(Sc,Rc,(e,t,n)=>{const i=ra._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&i.containsPosition(t.sourcePosition))if("remove"!=e.type||n.forceWeakRemove){if(1==e.howMany)return n.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new Xc(0)]}else if(!n.aWasUndone){const n=[];let i=t.graveyardPosition.clone(),o=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(n.push(new Sc(e.sourcePosition,e.howMany-1,e.targetPosition,0)),i=i._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),o=o._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const r=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),s=new Sc(i,1,r,0),a=s.getMovedRangeStart().path.slice();a.push(0);const c=new ta(s.targetPosition.root,a);o=o._getTransformedByMove(i,r,1);const l=new Sc(o,t.howMany,c,0);return n.push(s),n.push(l),n}const o=ra._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=o.start,e.howMany=o.end.offset-o.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]}),ad(Mc,Pc,(e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e])),ad(Mc,Rc,(e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e])),ad(Mc,Sc,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),ad(Mc,Mc,(e,t,n)=>{if(e.position.isEqual(t.position)){if(!n.aIsStrong)return[new Xc(0)];e.oldName=t.newName}return[e]}),ad(Mc,Nc,(e,t)=>{if("same"==ci(e.position.path,t.splitPosition.getParentPath())&&!t.graveyardPosition){const t=new Mc(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]}),ad(Oc,Oc,(e,t,n)=>{if(e.root===t.root&&e.key===t.key){if(!n.aIsStrong||e.newValue===t.newValue)return[new Xc(0)];e.oldValue=t.newValue}return[e]}),ad(Nc,Pc,(e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t),e.insertionPosition=e.insertionPosition._getTransformedByInsertOperation(t),[e])),ad(Nc,Rc,(e,t,n)=>{if(!e.graveyardPosition&&!n.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const n=t.graveyardPosition.path.slice();n.push(0);const i=new ta(t.graveyardPosition.root,n),o=Nc.getInsertionPosition(new ta(t.graveyardPosition.root,n)),r=new Nc(i,0,o,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),e.graveyardPosition=r.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[r,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),ad(Nc,Sc,(e,t,n)=>{const i=ra._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const o=i.start.isEqual(e.graveyardPosition)||i.containsPosition(e.graveyardPosition);if(!n.bWasUndone&&o){const n=e.splitPosition._getTransformedByMoveOperation(t),i=e.graveyardPosition._getTransformedByMoveOperation(t),o=i.path.slice();o.push(0);const r=new ta(i.root,o);return[new Sc(n,e.howMany,r,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const o=e.splitPosition.isEqual(t.targetPosition);if(o&&("insertAtSource"==n.baRelation||"splitBefore"==n.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e];if(o&&n.abRelation&&n.abRelation.howMany){const{howMany:t,offset:i}=n.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(i),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const n=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=n,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany),e.splitPosition=t.sourcePosition.clone(),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]}return t.sourcePosition.isEqual(t.targetPosition)||(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset&&(e.howMany-=t.howMany),e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany)),e.splitPosition.stickiness="toNone",e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t),e.splitPosition.stickiness="toNext",e.graveyardPosition?e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t):e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]}),ad(Nc,Nc,(e,t,n)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new Xc(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new Xc(0)];if("splitBefore"==n.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const i="$graveyard"==e.splitPosition.root.rootName,o="$graveyard"==t.splitPosition.root.rootName,r=i&&!o;if(o&&!i||!r&&n.aIsStrong){const n=[];return t.howMany&&n.push(new Sc(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&n.push(new Sc(e.splitPosition,e.howMany,e.moveTargetPosition,0)),n}return[new Xc(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==n.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==n.baRelation){const n=t.insertionPosition.path.slice();n.push(0);const i=new ta(t.insertionPosition.root,n);return[e,new Sc(e.insertionPosition,1,i,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset&&(e.howMany-=t.howMany),e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t),e.insertionPosition=Nc.getInsertionPosition(e.splitPosition),[e]});class bd extends ts{constructor(e){super(e),this.domEventType="click"}onDomEvent(e){this.fire(e.type,e)}}class vd extends ts{constructor(e){super(e),this.domEventType=["mousedown","mouseup","mouseover","mouseout"]}onDomEvent(e){this.fire(e.type,e)}}class wd{constructor(e){this.document=e}createDocumentFragment(e){return new Wo(this.document,e)}createElement(e,t,n){return new eo(this.document,e,t,n)}createText(e){return new di(this.document,e)}clone(e,t=!1){return e._clone(t)}appendChild(e,t){return t._appendChild(e)}insertChild(e,t,n){return n._insertChild(e,t)}removeChildren(e,t,n){return n._removeChildren(e,t)}remove(e){const t=e.parent;return t?this.removeChildren(t.getChildIndex(e),1,t):[]}replace(e,t){const n=e.parent;if(n){const i=n.getChildIndex(e);return this.removeChildren(i,1,n),this.insertChild(i,t,n),!0}return!1}unwrapElement(e){const t=e.parent;if(t){const n=t.getChildIndex(e);this.remove(e),this.insertChild(n,e.getChildren(),t)}}rename(e,t){const n=new eo(this.document,e,t.getAttributes(),t.getChildren());return this.replace(t,n)?n:null}setAttribute(e,t,n){n._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,n){ct(e)&&void 0===n&&(n=t),n._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,n){n._setCustomProperty(e,t)}removeCustomProperty(e,t){return t._removeCustomProperty(e)}createPositionAt(e,t){return co._createAt(e,t)}createPositionAfter(e){return co._createAfter(e)}createPositionBefore(e){return co._createBefore(e)}createRange(e,t){return new lo(e,t)}createRangeOn(e){return lo._createOn(e)}createRangeIn(e){return lo._createIn(e)}createSelection(e,t,n){return new fo(e,t,n)}}const _d=/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i,kd=/^rgb\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}[0-9]{1,3}[ %]?\)$/i,yd=/^rgba\([ ]?([0-9]{1,3}[ %]?,[ ]?){3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,xd=/^hsl\([ ]?([0-9]{1,3}[ %]?[,]?[ ]*){3}(1|[0-9]+%|[0]?\.?[0-9]+)?\)$/i,Ad=/^hsla\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,Cd=new Set(["black","silver","gray","white","maroon","red","purple","fuchsia","green","lime","olive","yellow","navy","blue","teal","aqua","orange","aliceblue","antiquewhite","aquamarine","azure","beige","bisque","blanchedalmond","blueviolet","brown","burlywood","cadetblue","chartreuse","chocolate","coral","cornflowerblue","cornsilk","crimson","cyan","darkblue","darkcyan","darkgoldenrod","darkgray","darkgreen","darkgrey","darkkhaki","darkmagenta","darkolivegreen","darkorange","darkorchid","darkred","darksalmon","darkseagreen","darkslateblue","darkslategray","darkslategrey","darkturquoise","darkviolet","deeppink","deepskyblue","dimgray","dimgrey","dodgerblue","firebrick","floralwhite","forestgreen","gainsboro","ghostwhite","gold","goldenrod","greenyellow","grey","honeydew","hotpink","indianred","indigo","ivory","khaki","lavender","lavenderblush","lawngreen","lemonchiffon","lightblue","lightcoral","lightcyan","lightgoldenrodyellow","lightgray","lightgreen","lightgrey","lightpink","lightsalmon","lightseagreen","lightskyblue","lightslategray","lightslategrey","lightsteelblue","lightyellow","limegreen","linen","magenta","mediumaquamarine","mediumblue","mediumorchid","mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","mediumturquoise","mediumvioletred","midnightblue","mintcream","mistyrose","moccasin","navajowhite","oldlace","olivedrab","orangered","orchid","palegoldenrod","palegreen","paleturquoise","palevioletred","papayawhip","peachpuff","peru","pink","plum","powderblue","rosybrown","royalblue","saddlebrown","salmon","sandybrown","seagreen","seashell","sienna","skyblue","slateblue","slategray","slategrey","snow","springgreen","steelblue","tan","thistle","tomato","turquoise","violet","wheat","whitesmoke","yellowgreen","rebeccapurple","currentcolor","transparent"]);function Ed(e){return e.startsWith("#")?_d.test(e):e.startsWith("rgb")?kd.test(e)||yd.test(e):e.startsWith("hsl")?xd.test(e)||Ad.test(e):Cd.has(e.toLowerCase())}const Td=/^([+-]?[0-9]*([.][0-9]+)?(px|cm|mm|in|pc|pt|ch|em|ex|rem|vh|vw|vmin|vmax)|0)$/;function Sd(e){return Td.test(e)}const Pd=/^[+-]?[0-9]*([.][0-9]+)?%$/;const Id=["repeat-x","repeat-y","repeat","space","round","no-repeat"];const Md=["center","top","bottom","left","right"];function Od(e){return Md.includes(e)}const Rd=["fixed","scroll","local"];function Nd(e){return Rd.includes(e)}const jd=/^url\(/;function zd(e){return jd.test(e)}function Dd(e=""){if(""===e)return{top:void 0,right:void 0,bottom:void 0,left:void 0};const t=Fd(e),n=t[0],i=t[2]||n,o=t[1]||n;return{top:n,bottom:i,right:o,left:t[3]||o}}function Ld(e){return t=>{const{top:n,right:i,bottom:o,left:r}=t,s=[];return[n,i,r,o].every(e=>!!e)?s.push([e,Vd(t)]):(n&&s.push([e+"-top",n]),i&&s.push([e+"-right",i]),o&&s.push([e+"-bottom",o]),r&&s.push([e+"-left",r])),s}}function Vd({top:e,right:t,bottom:n,left:i}){const o=[];return i!==t?o.push(e,t,n,i):n!==e?o.push(e,t,n):t!==e?o.push(e,t):o.push(e),o.join(" ")}function Bd(e){return t=>({path:e,value:Dd(t)})}function Fd(e){return e.replace(/, /g,",").split(" ").map(e=>e.replace(/,/g,", "))}function Hd(e){e.setNormalizer("background",Ud),e.setNormalizer("background-color",e=>({path:"background.color",value:e})),e.setReducer("background",e=>{const t=[];return t.push(["background-color",e.color]),t}),e.setStyleRelation("background",["background-color"])}function Ud(e){const t={},n=Fd(e);for(const e of n)i=e,Id.includes(i)?(t.repeat=t.repeat||[],t.repeat.push(e)):Od(e)?(t.position=t.position||[],t.position.push(e)):Nd(e)?t.attachment=e:Ed(e)?t.color=e:zd(e)&&(t.image=e);var i;return{path:"background",value:t}}function Wd(e){e.setNormalizer("margin",Bd("margin")),e.setNormalizer("margin-top",e=>({path:"margin.top",value:e})),e.setNormalizer("margin-right",e=>({path:"margin.right",value:e})),e.setNormalizer("margin-bottom",e=>({path:"margin.bottom",value:e})),e.setNormalizer("margin-left",e=>({path:"margin.left",value:e})),e.setReducer("margin",Ld("margin")),e.setStyleRelation("margin",["margin-top","margin-right","margin-bottom","margin-left"])}class qd extends xl{constructor(e,t){super(e),this.view=t,this._toolbarConfig=ku(e.config.get("toolbar")),this._elementReplacer=new ks}get element(){return this.view.element}init(e){const t=this.editor,n=this.view,i=t.editing.view,o=n.editable,r=i.document.getRoot();o.name=r.rootName,n.render();const s=o.element;this.setEditableElement(o.name,s),this.focusTracker.add(s),n.editable.bind("isFocused").to(this.focusTracker),i.attachDomRoot(s),e&&this._elementReplacer.replace(e,this.element),this._initPlaceholder(),this._initToolbar(),this.fire("ready")}destroy(){const e=this.view,t=this.editor.editing.view;this._elementReplacer.restore(),t.detachDomRoot(e.editable.name),e.destroy(),super.destroy()}_initToolbar(){const e=this.editor,t=this.view,n=e.editing.view;t.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused"),t.stickyPanel.limiterElement=t.element,this._toolbarConfig.viewportTopOffset&&(t.stickyPanel.viewportTopOffset=this._toolbarConfig.viewportTopOffset),t.toolbar.fillFromConfig(this._toolbarConfig,this.componentFactory),function({origin:e,originKeystrokeHandler:t,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:r}){n.add(i.element),t.set("Alt+F10",(e,t)=>{n.isFocused&&!i.focusTracker.isFocused&&(o&&o(),i.focus(),t())}),i.keystrokes.set("Esc",(t,n)=>{i.focusTracker.isFocused&&(e.focus(),r&&r(),n())})}({origin:n,originFocusTracker:this.focusTracker,originKeystrokeHandler:e.keystrokes,toolbar:t.toolbar})}_initPlaceholder(){const e=this.editor,t=e.editing.view,n=t.document.getRoot(),i=e.sourceElement,o=e.config.get("placeholder")||i&&"textarea"===i.tagName.toLowerCase()&&i.getAttribute("placeholder");o&&td({view:t,element:n,text:o,isDirectHost:!1,keepOnFocus:!0})}}n(85);class $d extends Nu{constructor(e,t,n={}){super(e),this.stickyPanel=new Xu(e),this.toolbar=new yu(e,{shouldGroupWhenFull:n.shouldToolbarGroupWhenFull}),this.editable=new zu(e,t)}render(){super.render(),this.stickyPanel.content.add(this.toolbar),this.top.add(this.stickyPanel),this.main.add(this.editable)}}class Yd extends _l{constructor(e,t){super(t),Gn(e)&&(this.sourceElement=e),this.model.document.createRoot();const n=!this.config.get("toolbar.shouldNotGroupWhenFull"),i=new $d(this.locale,this.editing.view,{shouldToolbarGroupWhenFull:n});this.ui=new qd(this,i),function(e){if(!M(e.updateSourceElement))throw new c.a("attachtoform-missing-elementapi-interface",e);const t=e.sourceElement;if(t&&"textarea"===t.tagName.toLowerCase()&&t.form){let n;const i=t.form,o=()=>e.updateSourceElement();M(i.submit)&&(n=i.submit,i.submit=()=>{o(),n.apply(i)}),i.addEventListener("submit",o),e.on("destroy",()=>{i.removeEventListener("submit",o),n&&(i.submit=n)})}}(this)}destroy(){return this.sourceElement&&this.updateSourceElement(),this.ui.destroy(),super.destroy()}static create(e,t={}){return new Promise(n=>{const i=new this(e,t);n(i.initPlugins().then(()=>i.ui.init(Gn(e)?e:null)).then(()=>{if(!Gn(e)&&t.initialData)throw new c.a("editor-create-initial-data",null);const n=void 0!==t.initialData?t.initialData:function(e){return Gn(e)?(t=e,t instanceof HTMLTextAreaElement?t.value:t.innerHTML):e;var t}(e);return i.data.init(n)}).then(()=>i.fire("ready")).then(()=>i))})}}function*Gd(e,t){for(const n of t)n&&e.getAttributeProperties(n[0]).copyOnEnter&&(yield n)}Ke(Yd,Al),Ke(Yd,Cl);class Kd extends Ze{execute(){const e=this.editor.model,t=e.document;e.change(n=>{!function(e,t,n,i){const o=n.isCollapsed,r=n.getFirstRange(),s=r.start.parent,a=r.end.parent;if(i.isLimit(s)||i.isLimit(a))return void(o||s!=a||e.deleteContent(n));if(o){const e=Gd(t.model.schema,n.getAttributes());Qd(t,r.start),t.setSelectionAttribute(e)}else{const i=!(r.start.isAtStart&&r.end.isAtEnd),o=s==a;e.deleteContent(n,{leaveUnmerged:i}),i&&(o?Qd(t,n.focus):t.setSelection(a,0))}}(this.editor.model,n,t.selection,e.schema),this.fire("afterExecute",{writer:n})})}}function Qd(e,t){e.split(t),e.setSelection(t.parent.nextSibling,0)}class Jd extends Nr{constructor(e){super(e);const t=this.document;t.on("keydown",(e,n)=>{if(this.isEnabled&&n.keyCode==Oo.enter){const i=new go(t,"enter",t.selection.getFirstRange());t.fire(i,new es(t,n.domEvent,{isSoft:n.shiftKey})),i.stop.called&&e.stop()}})}observe(){}}class Zd extends Qe{static get pluginName(){return"Enter"}init(){const e=this.editor,t=e.editing.view,n=t.document;t.addObserver(Jd),e.commands.add("enter",new Kd(e)),this.listenTo(n,"enter",(n,i)=>{i.preventDefault(),i.isSoft||(e.execute("enter"),t.scrollToTheSelection())},{priority:"low"})}}class Xd{constructor(e,t=20){this.model=e,this.size=0,this.limit=t,this.isLocked=!1,this._changeCallback=(e,t)=>{"transparent"!=t.type&&t!==this._batch&&this._reset(!0)},this._selectionChangeCallback=()=>{this._reset()},this.model.document.on("change",this._changeCallback),this.model.document.selection.on("change:range",this._selectionChangeCallback),this.model.document.selection.on("change:attribute",this._selectionChangeCallback)}get batch(){return this._batch||(this._batch=this.model.createBatch()),this._batch}input(e){this.size+=e,this.size>=this.limit&&this._reset(!0)}lock(){this.isLocked=!0}unlock(){this.isLocked=!1}destroy(){this.model.document.off("change",this._changeCallback),this.model.document.selection.off("change:range",this._selectionChangeCallback),this.model.document.selection.off("change:attribute",this._selectionChangeCallback)}_reset(e){this.isLocked&&!e||(this._batch=null,this.size=0)}}class eh extends Ze{constructor(e,t){super(e),this.direction=t,this._buffer=new Xd(e.model,e.config.get("typing.undoStep"))}get buffer(){return this._buffer}execute(e={}){const t=this.editor.model,n=t.document;t.enqueueChange(this._buffer.batch,i=>{this._buffer.lock();const o=i.createSelection(e.selection||n.selection),r=e.sequence||1,s=o.isCollapsed;if(o.isCollapsed&&t.modifySelection(o,{direction:this.direction,unit:e.unit}),this._shouldEntireContentBeReplacedWithParagraph(r))return void this._replaceEntireContentWithParagraph(i);if(this._shouldReplaceFirstBlockWithParagraph(o,r))return void this.editor.execute("paragraph",{selection:o});if(o.isCollapsed)return;let a=0;o.getFirstRange().getMinimalFlatRanges().forEach(e=>{a+=ho(e.getWalker({singleCharacters:!0,ignoreElementEnd:!0,shallow:!0}))}),t.deleteContent(o,{doNotResetEntireContent:s,direction:this.direction}),this._buffer.input(a),i.setSelection(o),this._buffer.unlock()})}_shouldEntireContentBeReplacedWithParagraph(e){if(e>1)return!1;const t=this.editor.model,n=t.document.selection,i=t.schema.getLimitElement(n);if(!(n.isCollapsed&&n.containsEntireContent(i)))return!1;if(!t.schema.checkChild(i,"paragraph"))return!1;const o=i.getChild(0);return!o||"paragraph"!==o.name}_replaceEntireContentWithParagraph(e){const t=this.editor.model,n=t.document.selection,i=t.schema.getLimitElement(n),o=e.createElement("paragraph");e.remove(e.createRangeIn(i)),e.insert(o,i),e.setSelection(o,0)}_shouldReplaceFirstBlockWithParagraph(e,t){const n=this.editor.model;if(t>1||"backward"!=this.direction)return!1;if(!e.isCollapsed)return!1;const i=e.getFirstPosition(),o=n.schema.getLimitElement(i),r=o.getChild(0);return i.parent==r&&(!!e.containsEntireContent(r)&&(!!n.schema.checkChild(o,"paragraph")&&"paragraph"!=r.name))}}class th extends Nr{constructor(e){super(e);const t=e.document;let n=0;function i(e,n,i){const o=new go(t,"delete",t.selection.getFirstRange());t.fire(o,new es(t,n,i)),o.stop.called&&e.stop()}t.on("keyup",(e,t)=>{t.keyCode!=Oo.delete&&t.keyCode!=Oo.backspace||(n=0)}),t.on("keydown",(e,t)=>{const o={};if(t.keyCode==Oo.delete)o.direction="forward",o.unit="character";else{if(t.keyCode!=Oo.backspace)return;o.direction="backward",o.unit="codePoint"}const r=Po.isMac?t.altKey:t.ctrlKey;o.unit=r?"word":o.unit,o.sequence=++n,i(e,t.domEvent,o)}),Po.isAndroid&&t.on("beforeinput",(t,n)=>{if("deleteContentBackward"!=n.domEvent.inputType)return;const o={unit:"codepoint",direction:"backward",sequence:1},r=n.domTarget.ownerDocument.defaultView.getSelection();r.anchorNode==r.focusNode&&r.anchorOffset+1!=r.focusOffset&&(o.selectionToRemove=e.domConverter.domSelectionToView(r)),i(t,n.domEvent,o)})}observe(){}}class nh extends Qe{static get pluginName(){return"Delete"}init(){const e=this.editor,t=e.editing.view,n=t.document;t.addObserver(th);const i=new eh(e,"forward");if(e.commands.add("deleteForward",i),e.commands.add("forwardDelete",i),e.commands.add("delete",new eh(e,"backward")),this.listenTo(n,"delete",(n,i)=>{const o={unit:i.unit,sequence:i.sequence};if(i.selectionToRemove){const t=e.model.createSelection(),n=[];for(const t of i.selectionToRemove.getRanges())n.push(e.editing.mapper.toModelRange(t));t.setTo(n),o.selection=t}e.execute("forward"==i.direction?"deleteForward":"delete",o),i.preventDefault(),t.scrollToTheSelection()},{priority:"low"}),Po.isAndroid){let e=null;this.listenTo(n,"delete",(t,n)=>{const i=n.domTarget.ownerDocument.defaultView.getSelection();e={anchorNode:i.anchorNode,anchorOffset:i.anchorOffset,focusNode:i.focusNode,focusOffset:i.focusOffset}},{priority:"lowest"}),this.listenTo(n,"keyup",(t,n)=>{if(e){const t=n.domTarget.ownerDocument.defaultView.getSelection();t.collapse(e.anchorNode,e.anchorOffset),t.extend(e.focusNode,e.focusOffset),e=null}})}}}class ih{constructor(){this._stack=[]}add(e,t){const n=this._stack,i=n[0];this._insertDescriptor(e);const o=n[0];i===o||oh(i,o)||this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:t})}remove(e,t){const n=this._stack,i=n[0];this._removeDescriptor(e);const o=n[0];i===o||oh(i,o)||this.fire("change:top",{oldDescriptor:i,newDescriptor:o,writer:t})}_insertDescriptor(e){const t=this._stack,n=t.findIndex(t=>t.id===e.id);if(oh(e,t[n]))return;n>-1&&t.splice(n,1);let i=0;for(;t[i]&&rh(t[i],e);)i++;t.splice(i,0,e)}_removeDescriptor(e){const t=this._stack,n=t.findIndex(t=>t.id===e);n>-1&&t.splice(n,1)}}function oh(e,t){return e&&t&&e.priority==t.priority&&sh(e.classes)==sh(t.classes)}function rh(e,t){return e.priority>t.priority||!(e.priority<t.priority)&&sh(e.classes)>sh(t.classes)}function sh(e){return Array.isArray(e)?e.sort().join(","):e}Ke(ih,d);function ah(e){return!!e.is("element")&&!!e.getCustomProperty("widget")}function ch(e,t,n={}){if(!e.is("containerElement"))throw new c.a("widget-to-widget-wrong-element-type",null,{element:e});return t.setAttribute("contenteditable","false",e),t.addClass("ck-widget",e),t.setCustomProperty("widget",!0,e),e.getFillerOffset=mh,n.label&&function(e,t,n){n.setCustomProperty("widgetLabel",t,e)}(e,n.label,t),n.hasSelectionHandle&&function(e,t){const n=t.createUIElement("div",{class:"ck ck-widget__selection-handle"},(function(e){const t=this.toDomElement(e),n=new tu;return n.set("content",'<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z"/><path fill-opacity=".256" d="M1 1h14v14H1z"/><g class="ck-icon__selected-indicator"><path d="M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z"/><path fill-opacity=".254" d="M1 1h14v14H1z"/></g></svg>'),n.render(),t.appendChild(n.element),t}));t.insert(t.createPositionAt(e,0),n),t.addClass(["ck-widget_with-selection-handle"],e)}(e,t),dh(e,t,lh,uh),e}function lh(e,t,n){if(t.classes&&n.addClass(ti(t.classes),e),t.attributes)for(const i in t.attributes)n.setAttribute(i,t.attributes[i],e)}function uh(e,t,n){if(t.classes&&n.removeClass(ti(t.classes),e),t.attributes)for(const i in t.attributes)n.removeAttribute(i,e)}function dh(e,t,n,i){const o=new ih;o.on("change:top",(t,o)=>{o.oldDescriptor&&i(e,o.oldDescriptor,o.writer),o.newDescriptor&&n(e,o.newDescriptor,o.writer)}),t.setCustomProperty("addHighlight",(e,t,n)=>o.add(t,n),e),t.setCustomProperty("removeHighlight",(e,t,n)=>o.remove(t,n),e)}function hh(e){const t=e.getCustomProperty("widgetLabel");return t?"function"==typeof t?t():t:""}function fh(e,t){return t.addClass(["ck-editor__editable","ck-editor__nested-editable"],e),t.setAttribute("contenteditable",e.isReadOnly?"false":"true",e),e.on("change:isReadOnly",(n,i,o)=>{t.setAttribute("contenteditable",o?"false":"true",e)}),e.on("change:isFocused",(n,i,o)=>{o?t.addClass("ck-editor__nested-editable_focused",e):t.removeClass("ck-editor__nested-editable_focused",e)}),e}function ph(e,t){const n=e.getSelectedElement();if(n){const i=vh(e);if(i)return t.createRange(t.createPositionAt(n,i));if(t.schema.isObject(n)&&!t.schema.isInline(n))return t.createRangeOn(n)}const i=e.getSelectedBlocks().next().value;if(i){if(i.isEmpty)return t.createRange(t.createPositionAt(i,0));const n=t.createPositionAfter(i);return e.focus.isTouching(n)?t.createRange(n):t.createRange(t.createPositionBefore(i))}return t.createRange(e.focus)}function gh(e,t){const n=new Ts(kr.window),i=n.getIntersection(e),o=t.height+Wu.arrowVerticalOffset;if(e.top-o>n.top||e.bottom+o<n.bottom)return null;const r=i||e,s=r.left+r.width/2-t.width/2;return{top:Math.max(e.top,0)+Wu.arrowVerticalOffset,left:s,name:"arrow_n"}}function mh(){return null}function bh(e,t,n){return e&&ah(e)&&!n.isInline(t)}function vh(e){return e.getAttribute("widget-type-around")}const wh=[No("arrowUp"),No("arrowRight"),No("arrowDown"),No("arrowLeft"),9,16,17,18,19,20,27,33,34,35,36,45,91,93,144,145,173,174,175,176,177,178,179,255];for(let e=112;e<=135;e++)wh.push(e);function _h(e){return!(!e.ctrlKey&&!e.metaKey)||wh.includes(e.keyCode)}n(87);const kh=["before","after"],yh=(new DOMParser).parseFromString('<svg viewBox="0 0 10 8" xmlns="http://www.w3.org/2000/svg"><path d="M9.055.263v3.972h-6.77M1 4.216l2-2.038m-2 2 2 2.038"/></svg>',"image/svg+xml").firstChild;class xh extends Qe{static get pluginName(){return"WidgetTypeAround"}static get requires(){return[Zd,nh]}constructor(e){super(e),this._currentFakeCaretModelElement=null}init(){const e=this.editor,t=e.editing.view;this.on("change:isEnabled",(n,i,o)=>{t.change(e=>{for(const n of t.document.roots)o?e.removeClass("ck-widget__type-around_disabled",n):e.addClass("ck-widget__type-around_disabled",n)}),o||e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._enableTypeAroundUIInjection(),this._enableInsertingParagraphsOnButtonClick(),this._enableInsertingParagraphsOnEnterKeypress(),this._enableInsertingParagraphsOnTypingKeystroke(),this._enableTypeAroundFakeCaretActivationUsingKeyboardArrows(),this._enableDeleteIntegration(),this._enableInsertContentIntegration(),this._enableDeleteContentIntegration()}destroy(){this._currentFakeCaretModelElement=null}_insertParagraph(e,t){const n=this.editor,i=n.editing.view;n.execute("insertParagraph",{position:n.model.createPositionAt(e,t)}),i.focus(),i.scrollToTheSelection()}_listenToIfEnabled(e,t,n,i){this.listenTo(e,t,(...e)=>{this.isEnabled&&n(...e)},i)}_insertParagraphAccordingToFakeCaretPosition(){const e=this.editor.model.document.selection,t=vh(e);if(!t)return!1;const n=e.getSelectedElement();return this._insertParagraph(n,t),!0}_enableTypeAroundUIInjection(){const e=this.editor,t=e.model.schema,n=e.locale.t,i={before:n("Insert paragraph before block"),after:n("Insert paragraph after block")};e.editing.downcastDispatcher.on("insert",(e,n,o)=>{const r=o.mapper.toViewElement(n.item);bh(r,n.item,t)&&function(e,t,n){const i=e.createUIElement("div",{class:"ck ck-reset_all ck-widget__type-around"},(function(e){const n=this.toDomElement(e);return function(e,t){for(const n of kh){const i=new jl({tag:"div",attributes:{class:["ck","ck-widget__type-around__button","ck-widget__type-around__button_"+n],title:t[n]},children:[e.ownerDocument.importNode(yh,!0)]});e.appendChild(i.render())}}(n,t),function(e){const t=new jl({tag:"div",attributes:{class:["ck","ck-widget__type-around__fake-caret"]}});e.appendChild(t.render())}(n),n}));e.insert(e.createPositionAt(n,"end"),i)}(o.writer,i,r)},{priority:"low"})}_enableTypeAroundFakeCaretActivationUsingKeyboardArrows(){const e=this.editor,t=e.model,n=t.document.selection,i=t.schema,o=e.editing.view;function r(e){return"ck-widget_type-around_show-fake-caret_"+e}this._listenToIfEnabled(o.document,"arrowKey",(e,t)=>{this._handleArrowKeyPress(e,t)},{context:[ah,"$text"],priority:"high"}),this._listenToIfEnabled(n,"change:range",(t,n)=>{n.directChange&&e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._listenToIfEnabled(t.document,"change:data",()=>{const t=n.getSelectedElement();if(t){if(bh(e.editing.mapper.toViewElement(t),t,i))return}e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})}),this._listenToIfEnabled(e.editing.downcastDispatcher,"selection",(e,t,n)=>{const o=n.writer;if(this._currentFakeCaretModelElement){const e=n.mapper.toViewElement(this._currentFakeCaretModelElement);e&&(o.removeClass(kh.map(r),e),this._currentFakeCaretModelElement=null)}const s=t.selection.getSelectedElement();if(!s)return;const a=n.mapper.toViewElement(s);if(!bh(a,s,i))return;const c=vh(t.selection);c&&(o.addClass(r(c),a),this._currentFakeCaretModelElement=s)}),this._listenToIfEnabled(e.ui.focusTracker,"change:isFocused",(t,n,i)=>{i||e.model.change(e=>{e.removeSelectionAttribute("widget-type-around")})})}_handleArrowKeyPress(e,t){const n=this.editor,i=n.model,o=i.document.selection,r=i.schema,s=n.editing.view,a=Lo(t.keyCode,n.locale.contentLanguageDirection),c=s.document.selection.getSelectedElement();let l;bh(c,n.editing.mapper.toModelElement(c),r)?l=this._handleArrowKeyPressOnSelectedWidget(a):o.isCollapsed&&(l=this._handleArrowKeyPressWhenSelectionNextToAWidget(a)),l&&(t.preventDefault(),e.stop())}_handleArrowKeyPressOnSelectedWidget(e){const t=this.editor.model,n=vh(t.document.selection);return t.change(t=>{if(!n)return t.setSelectionAttribute("widget-type-around",e?"after":"before"),!0;if(!(n===(e?"after":"before")))return t.removeSelectionAttribute("widget-type-around"),!0;return!1})}_handleArrowKeyPressWhenSelectionNextToAWidget(e){const t=this.editor,n=t.model,i=n.schema,o=t.plugins.get("Widget"),r=o._getObjectElementNextToSelection(e);return!!bh(t.editing.mapper.toViewElement(r),r,i)&&(n.change(t=>{o._setSelectionOverElement(r),t.setSelectionAttribute("widget-type-around",e?"before":"after")}),!0)}_enableInsertingParagraphsOnButtonClick(){const e=this.editor,t=e.editing.view;this._listenToIfEnabled(t.document,"mousedown",(n,i)=>{const o=i.domTarget.closest(".ck-widget__type-around__button");if(!o)return;const r=function(e){return e.classList.contains("ck-widget__type-around__button_before")?"before":"after"}(o),s=function(e,t){const n=e.closest(".ck-widget");return t.mapDomToView(n)}(o,t.domConverter),a=e.editing.mapper.toModelElement(s);this._insertParagraph(a,r),i.preventDefault(),n.stop()})}_enableInsertingParagraphsOnEnterKeypress(){const e=this.editor,t=e.model.document.selection,n=e.editing.view;this._listenToIfEnabled(n.document,"enter",(n,i)=>{if("atTarget"!=n.eventPhase)return;const o=t.getSelectedElement(),r=e.editing.mapper.toViewElement(o),s=e.model.schema;let a;this._insertParagraphAccordingToFakeCaretPosition()?a=!0:bh(r,o,s)&&(this._insertParagraph(o,i.isSoft?"before":"after"),a=!0),a&&(i.preventDefault(),n.stop())},{context:ah})}_enableInsertingParagraphsOnTypingKeystroke(){const e=this.editor.editing.view,t=[Oo.enter,Oo.delete,Oo.backspace];this._listenToIfEnabled(e.document,"keydown",(e,n)=>{t.includes(n.keyCode)||_h(n)||this._insertParagraphAccordingToFakeCaretPosition()},{priority:"high"})}_enableDeleteIntegration(){const e=this.editor,t=e.editing.view,n=e.model,i=n.schema;this._listenToIfEnabled(t.document,"delete",(t,o)=>{if("atTarget"!=t.eventPhase)return;const r=vh(n.document.selection);if(!r)return;const s=o.direction,a=n.document.selection.getSelectedElement(),c="forward"==s;if("before"===r===c)e.execute("delete",{selection:n.createSelection(a,"on")});else{const t=i.getNearestSelectionRange(n.createPositionAt(a,r),s);if(t)if(t.isCollapsed){const o=n.createSelection(t.start);if(n.modifySelection(o,{direction:s}),o.focus.isEqual(t.start)){const e=function(e,t){let n=t;for(const i of t.getAncestors({parentFirst:!0})){if(i.childCount>1||e.isLimit(i))break;n=i}return n}(i,t.start.parent);n.deleteContent(n.createSelection(e,"on"),{doNotAutoparagraph:!0})}else n.change(n=>{n.setSelection(t),e.execute(c?"deleteForward":"delete")})}else n.change(n=>{n.setSelection(t),e.execute(c?"deleteForward":"delete")})}o.preventDefault(),t.stop()},{context:ah})}_enableInsertContentIntegration(){const e=this.editor,t=this.editor.model,n=t.document.selection;this._listenToIfEnabled(e.model,"insertContent",(e,[i,o])=>{if(o&&!o.is("documentSelection"))return;const r=vh(n);return r?(e.stop(),t.change(e=>{const o=n.getSelectedElement(),s=t.createPositionAt(o,r),a=e.createSelection(s),c=t.insertContent(i,a);return e.setSelection(a),c})):void 0},{priority:"high"})}_enableDeleteContentIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"deleteContent",(e,[n])=>{if(n&&!n.is("documentSelection"))return;vh(t)&&e.stop()},{priority:"high"})}}n(89);function Ah(e){const t=e.model;return(n,i)=>{const o=i.keyCode==Oo.arrowup,r=i.keyCode==Oo.arrowdown,s=i.shiftKey,a=t.document.selection;if(!o&&!r)return;const c=r;if(s&&function(e,t){return!e.isCollapsed&&e.isBackward==t}(a,c))return;const l=function(e,t,n){const i=e.model;if(n){const e=t.isCollapsed?t.focus:t.getLastPosition(),n=Ch(i,e,"forward");if(!n)return null;const o=i.createRange(e,n),r=Eh(i.schema,o,"backward");return r&&e.isBefore(r)?i.createRange(e,r):null}{const e=t.isCollapsed?t.focus:t.getFirstPosition(),n=Ch(i,e,"backward");if(!n)return null;const o=i.createRange(n,e),r=Eh(i.schema,o,"forward");return r&&e.isAfter(r)?i.createRange(r,e):null}}(e,a,c);l&&!l.isCollapsed&&function(e,t,n){const i=e.model,o=e.view.domConverter;if(n){const e=i.createSelection(t.start);i.modifySelection(e),e.focus.isAtEnd||t.start.isEqual(e.focus)||(t=i.createRange(e.focus,t.end))}const r=e.mapper.toViewRange(t),s=o.viewRangeToDom(r),a=Ts.getDomRangeRects(s);let c;for(const e of a)if(void 0!==c){if(Math.round(e.top)>=c)return!1;c=Math.max(c,Math.round(e.bottom))}else c=Math.round(e.bottom);return!0}(e,l,c)&&(t.change(e=>{const n=c?l.end:l.start;if(s){const i=t.createSelection(a.anchor);i.setFocus(n),e.setSelection(i)}else e.setSelection(n)}),n.stop(),i.preventDefault(),i.stopPropagation())}}function Ch(e,t,n){const i=e.schema,o=e.createRangeIn(t.root),r="forward"==n?"elementStart":"elementEnd";for(const{previousPosition:e,item:s,type:a}of o.getWalker({startPosition:t,direction:n})){if(i.isLimit(s)&&!i.isInline(s))return e;if(a==r&&i.isBlock(s))return null}return null}function Eh(e,t,n){const i="backward"==n?t.end:t.start;if(e.checkChild(i,"$text"))return i;for(const{nextPosition:i}of t.getWalker({direction:n}))if(e.checkChild(i,"$text"))return i}class Th extends Qe{static get pluginName(){return"Widget"}static get requires(){return[xh,nh]}init(){const e=this.editor,t=e.editing.view,n=t.document;this._previouslySelected=new Set,this.editor.editing.downcastDispatcher.on("selection",(t,n,i)=>{const o=i.writer,r=n.selection;if(r.isCollapsed)return;const s=r.getSelectedElement();if(!s)return;const a=e.editing.mapper.toViewElement(s);ah(a)&&i.consumable.consume(r,"selection")&&o.setSelection(o.createRangeOn(a),{fake:!0,label:hh(a)})}),this.editor.editing.downcastDispatcher.on("selection",(e,t,n)=>{this._clearPreviouslySelectedWidgets(n.writer);const i=n.writer,o=i.document.selection;let r=null;for(const e of o.getRanges())for(const t of e){const e=t.item;ah(e)&&!Sh(e,r)&&(i.addClass("ck-widget_selected",e),this._previouslySelected.add(e),r=e)}},{priority:"low"}),t.addObserver(vd),this.listenTo(n,"mousedown",(...e)=>this._onMousedown(...e)),this.listenTo(n,"arrowKey",(...e)=>{this._handleSelectionChangeOnArrowKeyPress(...e)},{context:[ah,"$text"]}),this.listenTo(n,"arrowKey",(...e)=>{this._preventDefaultOnArrowKeyPress(...e)},{context:"$root"}),this.listenTo(n,"arrowKey",Ah(this.editor.editing),{context:"$text"}),this.listenTo(n,"delete",(e,t)=>{this._handleDelete("forward"==t.direction)&&(t.preventDefault(),e.stop())},{context:"$root"})}_onMousedown(e,t){const n=this.editor,i=n.editing.view,o=i.document;let r=t.target;if(function(e){for(;e;){if(e.is("editableElement")&&!e.is("rootElement"))return!0;if(ah(e))return!1;e=e.parent}return!1}(r)){if((Po.isSafari||Po.isGecko)&&t.domEvent.detail>=3){const e=n.editing.mapper,i=r.is("attributeElement")?r.findAncestor(e=>!e.is("attributeElement")):r,o=e.toModelElement(i);t.preventDefault(),this.editor.model.change(e=>{e.setSelection(o,"in")})}return}if(!ah(r)&&(r=r.findAncestor(ah),!r))return;Po.isAndroid&&t.preventDefault(),o.isFocused||i.focus();const s=n.editing.mapper.toModelElement(r);this._setSelectionOverElement(s)}_handleSelectionChangeOnArrowKeyPress(e,t){const n=t.keyCode,i=this.editor.model,o=i.schema,r=i.document.selection,s=r.getSelectedElement(),a=Lo(n,this.editor.locale.contentLanguageDirection);if(s&&o.isObject(s)){const n=a?r.getLastPosition():r.getFirstPosition(),s=o.getNearestSelectionRange(n,a?"forward":"backward");return void(s&&(i.change(e=>{e.setSelection(s)}),t.preventDefault(),e.stop()))}if(!r.isCollapsed)return;const c=this._getObjectElementNextToSelection(a);c&&o.isObject(c)&&(this._setSelectionOverElement(c),t.preventDefault(),e.stop())}_preventDefaultOnArrowKeyPress(e,t){const n=this.editor.model,i=n.schema,o=n.document.selection.getSelectedElement();o&&i.isObject(o)&&(t.preventDefault(),e.stop())}_handleDelete(e){if(this.editor.isReadOnly)return;const t=this.editor.model.document.selection;if(!t.isCollapsed)return;const n=this._getObjectElementNextToSelection(e);return n?(this.editor.model.change(e=>{let i=t.anchor.parent;for(;i.isEmpty;){const t=i;i=t.parent,e.remove(t)}this._setSelectionOverElement(n)}),!0):void 0}_setSelectionOverElement(e){this.editor.model.change(t=>{t.setSelection(t.createRangeOn(e))})}_getObjectElementNextToSelection(e){const t=this.editor.model,n=t.schema,i=t.document.selection,o=t.createSelection(i);t.modifySelection(o,{direction:e?"forward":"backward"});const r=e?o.focus.nodeBefore:o.focus.nodeAfter;return r&&n.isObject(r)?r:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass("ck-widget_selected",t);this._previouslySelected.clear()}}function Sh(e,t){return!!t&&Array.from(e.getAncestors()).includes(t)}class Ph extends Qe{static get requires(){return[Ku]}static get pluginName(){return"WidgetToolbarRepository"}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",t=>{(function(e){const t=e.getSelectedElement();return!(!t||!ah(t))})(e.editing.view.document.selection)&&t.stop()},{priority:"high"})}this._toolbarDefinitions=new Map,this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",()=>{this._updateToolbarsVisibility()}),this.listenTo(e.ui,"update",()=>{this._updateToolbarsVisibility()}),this.listenTo(e.ui.focusTracker,"change:isFocused",()=>{this._updateToolbarsVisibility()},{priority:"low"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy()}register(e,{ariaLabel:t,items:n,getRelatedElement:i,balloonClassName:o="ck-toolbar-container"}){if(!n.length)return void Object(c.b)("widget-toolbar-no-items",{toolbarId:e});const r=this.editor,s=r.t,a=new yu(r.locale);if(a.ariaLabel=t||s("Widget toolbar"),this._toolbarDefinitions.has(e))throw new c.a("widget-toolbar-duplicated",this,{toolbarId:e});a.fillFromConfig(n,r.ui.componentFactory),this._toolbarDefinitions.set(e,{view:a,getRelatedElement:i,balloonClassName:o})}_updateToolbarsVisibility(){let e=0,t=null,n=null;for(const i of this._toolbarDefinitions.values()){const o=i.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&o)if(this.editor.ui.focusTracker.isFocused){const r=o.getAncestors().length;r>e&&(e=r,t=o,n=i)}else this._isToolbarVisible(i)&&this._hideToolbar(i);else this._isToolbarInBalloon(i)&&this._hideToolbar(i)}n&&this._showToolbar(n,t)}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView")}_showToolbar(e,t){this._isToolbarVisible(e)?Ih(this.editor,t):this._isToolbarInBalloon(e)||(this._balloon.add({view:e.view,position:Mh(this.editor,t),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",()=>{for(const e of this._toolbarDefinitions.values())if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);Ih(this.editor,t)}}))}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function Ih(e,t){const n=e.plugins.get("ContextualBalloon"),i=Mh(e,t);n.updatePosition(i)}function Mh(e,t){const n=e.editing.view,i=Wu.defaultPositions;return{target:n.domConverter.mapViewToDom(t),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,gh]}}class Oh{constructor(e){this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null}begin(e,t,n){const i=new Ts(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const n of t)if(e.classList.contains("ck-widget__resizer__handle-"+n))return n}(e),this._referenceCoordinates=function(e,t){const n=new Ts(e),i=t.split("-"),o={x:"right"==i[1]?n.right:n.left,y:"bottom"==i[0]?n.bottom:n.top};return o.x+=e.ownerDocument.defaultView.scrollX,o.y+=e.ownerDocument.defaultView.scrollY,o}(t,function(e){const t=e.split("-"),n={top:"bottom",bottom:"top",left:"right",right:"left"};return`${n[t[0]]}-${n[t[1]]}`}(this.activeHandlePosition)),this.originalWidth=i.width,this.originalHeight=i.height,this.aspectRatio=i.width/i.height;const o=n.style.width;o&&o.match(/^\d+(\.\d*)?%$/)?this.originalWidthPercents=parseFloat(o):this.originalWidthPercents=function(e,t){const n=e.parentElement,i=parseFloat(n.ownerDocument.defaultView.getComputedStyle(n).width);return t.width/i*100}(n,i)}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight}}Ke(Oh,Ue);class Rh extends Nl{constructor(){super();const e=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-size-view",e.to("_viewPosition",e=>e?"ck-orientation-"+e:"")],style:{display:e.if("_isVisible","none",e=>!e)}},children:[{text:e.to("_label")}]})}_bindToState(e,t){this.bind("_isVisible").to(t,"proposedWidth",t,"proposedHeight",(e,t)=>null!==e&&null!==t),this.bind("_label").to(t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",t,"proposedWidthPercents",(t,n,i)=>"px"===e.unit?`${t}×${n}`:i+"%"),this.bind("_viewPosition").to(t,"activeHandlePosition",t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",(e,t,n)=>t<50||n<50?"above-center":e)}_dismiss(){this.unbind(),this._isVisible=!1}}class Nh{constructor(e){this._options=e,this._viewResizerWrapper=null,this.set("isEnabled",!0),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop())},{priority:"high"}),this.on("change:isEnabled",()=>{this.isEnabled&&this.redraw()})}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change(n=>{const i=n.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(t){const n=this.toDomElement(t);return e._appendHandles(n),e._appendSizeUI(n),e.on("change:isEnabled",(e,t,i)=>{n.style.display=i?"":"none"}),n.style.display=e.isEnabled?"":"none",n}));n.insert(n.createPositionAt(t,"end"),i),n.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=i})}begin(e){this.state=new Oh(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost())}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change(e=>{const n=this._options.unit||"%",i=("%"===n?t.widthPercents:t.width)+n;e.setStyle("width",i,this._options.viewElement)});const n=this._getHandleHost(),i=new Ts(n);t.handleHostWidth=Math.round(i.width),t.handleHostHeight=Math.round(i.height);const o=new Ts(n);t.width=Math.round(o.width),t.height=Math.round(o.height),this.redraw(i),this.state.update(t)}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change(()=>{this._cleanup(),this._options.onCommit(t)})}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(e){const t=this._domResizerWrapper;if(!((n=t)&&n.ownerDocument&&n.ownerDocument.contains(n)))return;var n;const i=t.parentElement,o=this._getHandleHost(),r=this._viewResizerWrapper,s=[r.getStyle("width"),r.getStyle("height"),r.getStyle("left"),r.getStyle("top")];let a;if(i.isSameNode(o)){const t=e||new Ts(o);a=[t.width+"px",t.height+"px",void 0,void 0]}else a=[o.offsetWidth+"px",o.offsetHeight+"px",o.offsetLeft+"px",o.offsetTop+"px"];"same"!==ci(s,a)&&this._options.editor.editing.view.change(e=>{e.setStyle({width:a[0],height:a[1],left:a[2],top:a[3]},r)})}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change(e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement)})}_proposeNewSize(e){const t=this.state,n={x:(i=e).pageX,y:i.pageY};var i;const o=!this._options.isCentered||this._options.isCentered(this),r={x:t._referenceCoordinates.x-(n.x+t.originalWidth),y:n.y-t.originalHeight-t._referenceCoordinates.y};o&&t.activeHandlePosition.endsWith("-right")&&(r.x=n.x-(t._referenceCoordinates.x+t.originalWidth)),o&&(r.x*=2);const s={width:Math.abs(t.originalWidth+r.x),height:Math.abs(t.originalHeight+r.y)};s.dominant=s.width/t.aspectRatio>s.height?"width":"height",s.max=s[s.dominant];const a={width:s.width,height:s.height};return"width"==s.dominant?a.height=a.width/t.aspectRatio:a.width=a.height*t.aspectRatio,{width:Math.round(a.width),height:Math.round(a.height),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*a.width*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)e.appendChild(new jl({tag:"div",attributes:{class:"ck-widget__resizer__handle "+(n=i,"ck-widget__resizer__handle-"+n)}}).render());var n}_appendSizeUI(e){this._sizeView=new Rh,this._sizeView.render(),e.appendChild(this._sizeView.element)}}Ke(Nh,Ue);var jh=function(e,t,n){var i=!0,o=!0;if("function"!=typeof e)throw new TypeError("Expected a function");return v(n)&&(i="leading"in n?!!n.leading:i,o="trailing"in n?!!n.trailing:o),gs(e,t,{leading:i,maxWait:t,trailing:o})};n(91);Ke(class extends Qe{static get pluginName(){return"WidgetResize"}init(){const e=this.editor.editing,t=kr.window.document;this.set("visibleResizer",null),this.set("_activeResizer",null),this._resizers=new Map,e.view.addObserver(vd),this._observer=Object.create(Mr),this.listenTo(e.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this));const n=()=>{this.visibleResizer&&this.visibleResizer.redraw()};this._redrawFocusedResizerThrottled=jh(n,200),this.on("change:visibleResizer",n),this.editor.ui.on("update",this._redrawFocusedResizerThrottled),this.editor.model.document.on("change",()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy())},{priority:"lowest"}),this._observer.listenTo(kr.window,"resize",this._redrawFocusedResizerThrottled);const i=this.editor.editing.view.document.selection;i.on("change",()=>{const e=i.getSelectedElement();this.visibleResizer=this.getResizerByViewElement(e)||null})}destroy(){this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawFocusedResizerThrottled.cancel()}attachTo(e){const t=new Nh(e),n=this.editor.plugins;if(t.attach(),n.has("WidgetToolbarRepository")){const e=n.get("WidgetToolbarRepository");t.on("begin",()=>{e.forceDisabled("resize")},{priority:"lowest"}),t.on("cancel",()=>{e.clearForceDisabled("resize")},{priority:"highest"}),t.on("commit",()=>{e.clearForceDisabled("resize")},{priority:"highest"})}this._resizers.set(e.viewElement,t);const i=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(i)==t&&(this.visibleResizer=t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const n=t.domTarget;Nh.isResizeHandle(n)&&(this._activeResizer=this._getResizerByHandle(n),this._activeResizer&&(this._activeResizer.begin(n),e.stop(),t.preventDefault()))}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t)}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null)}},Ue);class zh extends Ze{refresh(){const e=this.editor.model,t=e.schema,n=e.document.selection;this.isEnabled=function(e,t,n){const i=function(e,t){const n=ph(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(e,n);return t.checkChild(i,"horizontalLine")}(n,t,e)}execute(){const e=this.editor.model;e.change(t=>{const n=t.createElement("horizontalLine");e.insertContent(n);let i=n.nextSibling;!(i&&e.schema.checkChild(i,"$text"))&&e.schema.checkChild(n.parent,"paragraph")&&(i=t.createElement("paragraph"),e.insertContent(i,t.createPositionAfter(n))),i&&t.setSelection(i,0)})}}n(93);class Dh extends Qe{static get pluginName(){return"HorizontalLineEditing"}init(){const e=this.editor,t=e.model.schema,n=e.t,i=e.conversion;t.register("horizontalLine",{isObject:!0,allowWhere:"$block"}),i.for("dataDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>t.createEmptyElement("hr")}),i.for("editingDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>{const i=n("Horizontal line"),o=t.createContainerElement("div"),r=t.createEmptyElement("hr");return t.addClass("ck-horizontal-line",o),t.setCustomProperty("hr",!0,o),t.insert(t.createPositionAt(o,0),r),function(e,t,n){return t.setCustomProperty("horizontalLine",!0,e),ch(e,t,{label:n})}(o,t,i)}}),i.for("upcast").elementToElement({view:"hr",model:"horizontalLine"}),e.commands.add("horizontalLine",new zh(e))}}class Lh extends Qe{static get pluginName(){return"HorizontalLineUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("horizontalLine",n=>{const i=e.commands.get("horizontalLine"),o=new iu(n);return o.set({label:t("Horizontal line"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 9h16v2H2z"/></svg>',tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{e.execute("horizontalLine"),e.editing.view.focus()}),o})}}class Vh extends Qe{static get requires(){return[Dh,Lh,Th]}static get pluginName(){return"HorizontalLine"}}function Bh(e){const t=e.getSelectedElement();return t&&Hh(t)?t:null}function Fh(e){let t=e.getFirstPosition().parent;for(;t;){if(t.is("element")&&Hh(t))return t;t=t.parent}return null}function Hh(e){return!!e.getCustomProperty("table")&&ah(e)}class Uh extends Qe{static get requires(){return[Ph]}static get pluginName(){return"TableToolbar"}afterInit(){const e=this.editor,t=e.t,n=e.plugins.get(Ph),i=e.config.get("table.contentToolbar"),o=e.config.get("table.tableToolbar");i&&n.register("tableContent",{ariaLabel:t("Table toolbar"),items:i,getRelatedElement:Fh}),o&&n.register("table",{ariaLabel:t("Table toolbar"),items:o,getRelatedElement:Bh})}}function Wh(e,t,n,i,o=1){t>o?i.setAttribute(e,t,n):i.removeAttribute(e,n)}function qh(e,t,n={}){const i=e.createElement("tableCell",n);return e.insertElement("paragraph",i),e.insert(i,t),i}function $h(e,t){const n=t.parent.parent,i=parseInt(n.getAttribute("headingColumns")||0),{column:o}=e.getCellLocation(t);return!!i&&o<i}function Yh(){return e=>{e.on("element:table",(e,t,n)=>{const i=t.viewItem;if(!n.consumable.test(i,{name:!0}))return;const{rows:o,headingRows:r,headingColumns:s}=function(e){const t={headingRows:0,headingColumns:0},n=[],i=[];let o;for(const r of Array.from(e.getChildren()))if("tbody"===r.name||"thead"===r.name||"tfoot"===r.name){"thead"!==r.name||o||(o=r);const e=Array.from(r.getChildren()).filter(e=>e.is("element","tr"));for(const r of e)if("thead"===r.parent.name&&r.parent===o)t.headingRows++,n.push(r);else{i.push(r);const e=Kh(r);e>t.headingColumns&&(t.headingColumns=e)}}return t.rows=[...n,...i],t}(i),a={};s&&(a.headingColumns=s),r&&(a.headingRows=r);const c=n.writer.createElement("table",a);if(n.safeInsert(c,t.modelCursor)){if(n.consumable.consume(i,{name:!0}),o.forEach(e=>n.convertItem(e,n.writer.createPositionAt(c,"end"))),n.convertChildren(i,n.writer.createPositionAt(c,"end")),c.isEmpty){const e=n.writer.createElement("tableRow");n.writer.insert(e,n.writer.createPositionAt(c,"end")),qh(n.writer,n.writer.createPositionAt(e,"end"))}n.updateConversionResult(c,t)}})}}function Gh(e){return t=>{t.on("element:"+e,(e,t,n)=>{if(t.modelRange&&t.viewItem.isEmpty){const e=t.modelRange.start.nodeAfter,i=n.writer.createPositionAt(e,0);n.writer.insertElement("paragraph",i)}},{priority:"low"})}}function Kh(e){let t=0,n=0;const i=Array.from(e.getChildren()).filter(e=>"th"===e.name||"td"===e.name);for(;n<i.length&&"th"===i[n].name;){const e=i[n];t+=parseInt(e.getAttribute("colspan")||1),n++}return t}class Qh{constructor(e,t={}){this._table=e,this._startRow=void 0!==t.row?t.row:t.startRow||0,this._endRow=void 0!==t.row?t.row:t.endRow,this._startColumn=void 0!==t.column?t.column:t.startColumn||0,this._endColumn=void 0!==t.column?t.column:t.endColumn,this._includeAllSlots=!!t.includeAllSlots,this._skipRows=new Set,this._row=0,this._rowIndex=0,this._column=0,this._cellIndex=0,this._spannedCells=new Map,this._nextCellAtColumn=-1}[Symbol.iterator](){return this}next(){const e=this._table.getChild(this._rowIndex);if(!e||this._isOverEndRow())return{done:!0};if(!e.is("element","tableRow"))return this._rowIndex++,this.next();if(this._isOverEndColumn())return this._advanceToNextRow();let t=null;const n=this._getSpanned();if(n)this._includeAllSlots&&!this._shouldSkipSlot()&&(t=this._formatOutValue(n.cell,n.row,n.column));else{const n=e.getChild(this._cellIndex);if(!n)return this._advanceToNextRow();const i=parseInt(n.getAttribute("colspan")||1),o=parseInt(n.getAttribute("rowspan")||1);(i>1||o>1)&&this._recordSpans(n,o,i),this._shouldSkipSlot()||(t=this._formatOutValue(n)),this._nextCellAtColumn=this._column+i}return this._column++,this._column==this._nextCellAtColumn&&this._cellIndex++,t||this.next()}skipRow(e){this._skipRows.add(e)}_advanceToNextRow(){return this._row++,this._rowIndex++,this._column=0,this._cellIndex=0,this._nextCellAtColumn=-1,this.next()}_isOverEndRow(){return void 0!==this._endRow&&this._row>this._endRow}_isOverEndColumn(){return void 0!==this._endColumn&&this._column>this._endColumn}_formatOutValue(e,t=this._row,n=this._column){return{done:!1,value:new Jh(this,e,t,n)}}_shouldSkipSlot(){const e=this._skipRows.has(this._row),t=this._row<this._startRow,n=this._column<this._startColumn,i=void 0!==this._endColumn&&this._column>this._endColumn;return e||t||n||i}_getSpanned(){const e=this._spannedCells.get(this._row);return e&&e.get(this._column)||null}_recordSpans(e,t,n){const i={cell:e,row:this._row,column:this._column};for(let e=this._row;e<this._row+t;e++)for(let t=this._column;t<this._column+n;t++)e==this._row&&t==this._column||this._markSpannedCell(e,t,i)}_markSpannedCell(e,t,n){this._spannedCells.has(e)||this._spannedCells.set(e,new Map);this._spannedCells.get(e).set(t,n)}}class Jh{constructor(e,t,n,i){this.cell=t,this.row=e._row,this.column=e._column,this.cellAnchorRow=n,this.cellAnchorColumn=i,this._cellIndex=e._cellIndex,this._rowIndex=e._rowIndex,this._table=e._table}get isAnchor(){return this.row===this.cellAnchorRow&&this.column===this.cellAnchorColumn}get cellWidth(){return parseInt(this.cell.getAttribute("colspan")||1)}get cellHeight(){return parseInt(this.cell.getAttribute("rowspan")||1)}get rowIndex(){return this._rowIndex}getPositionBefore(){return this._table.root.document.model.createPositionAt(this._table.getChild(this.row),this._cellIndex)}}function Zh(e={}){return t=>t.on("insert:table",(t,n,i)=>{const o=n.item;if(!i.consumable.consume(o,"insert"))return;i.consumable.consume(o,"attribute:headingRows:table"),i.consumable.consume(o,"attribute:headingColumns:table");const r=e&&e.asWidget,s=i.writer.createContainerElement("figure",{class:"table"}),a=i.writer.createContainerElement("table");let c;var l,u;i.writer.insert(i.writer.createPositionAt(s,0),a),r&&(l=s,(u=i.writer).setCustomProperty("table",!0,l),c=ch(l,u,{hasSelectionHandle:!0}));const d=new Qh(o),h={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0},f=new Map;for(const t of d){const{row:n,cell:r}=t,s=o.getChild(n),c=f.get(n)||of(a,s,n,h,i);f.set(n,c),i.consumable.consume(r,"insert");nf(t,h,i.writer.createPositionAt(c,"end"),i,e)}for(const e of o.getChildren()){const t=e.index;e.is("element","tableRow")&&!f.has(t)&&f.set(t,of(a,e,t,h,i))}const p=i.mapper.toViewPosition(n.range.start);i.mapper.bindElements(o,r?c:s),i.writer.insert(p,r?c:s)})}function Xh(e,t){const{writer:n}=t;if(e.parent.is("element","tableCell"))return ef(e)?n.createContainerElement("span",{class:"ck-table-bogus-paragraph"}):n.createContainerElement("p")}function ef(e){return 1===e.parent.childCount&&!cf(e)}function tf(e,t,n){const{cell:i}=e,o=rf(e,t),r=n.mapper.toViewElement(i);r&&r.name!==o&&function(e,t,n){const i=n.writer,o=n.mapper.toViewElement(e),r=fh(i.createEditableElement(t,o.getAttributes()),i);dh(r,i,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e)),i.insert(i.createPositionAfter(o),r),i.move(i.createRangeIn(o),i.createPositionAt(r,0)),i.remove(i.createRangeOn(o)),n.mapper.unbindViewElement(o),n.mapper.bindElements(e,r)}(i,o,n)}function nf(e,t,n,i,o){const r=o&&o.asWidget,s=rf(e,t),a=r?fh(i.writer.createEditableElement(s),i.writer):i.writer.createContainerElement(s);r&&dh(a,i.writer,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e));const c=e.cell,l=c.getChild(0),u=1===c.childCount&&"paragraph"===l.name;if(i.writer.insert(n,a),i.mapper.bindElements(c,a),!r&&u&&!cf(l)){const e=c.getChild(0);i.consumable.consume(e,"insert"),i.mapper.bindElements(e,a)}}function of(e,t,n,i,o){o.consumable.consume(t,"insert");const r=t.isEmpty?o.writer.createEmptyElement("tr"):o.writer.createContainerElement("tr");o.mapper.bindElements(t,r);const s=i.headingRows,a=function(e,t,n){const i=sf(e,t);return i||function(e,t,n){const i=n.writer.createContainerElement(e),o=n.writer.createPositionAt(t,"tbody"==e?"end":0);return n.writer.insert(o,i),i}(e,t,n)}(function(e,t){return e<t.headingRows?"thead":"tbody"}(n,i),e,o),c=s>0&&n>=s?n-s:n,l=o.writer.createPositionAt(a,c);return o.writer.insert(l,r),r}function rf(e,t){const{row:n,column:i}=e,{headingColumns:o,headingRows:r}=t;if(r&&r>n)return"th";return o&&o>i?"th":"td"}function sf(e,t){for(const n of t.getChildren())if(n.name==e)return n}function af(e,t,n){const i=sf(e,t);i&&0===i.childCount&&n.writer.remove(n.writer.createRangeOn(i))}function cf(e){return!![...e.getAttributeKeys()].length}class lf extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=e.schema;this.isEnabled=function(e,t){const n=e.getFirstPosition().parent,i=n===n.root?n:n.parent;return t.checkChild(i,"table")}(t,n)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=this.editor.plugins.get("TableUtils"),o=this.editor.config.get("table"),r=ph(n,t),s=o.defaultHeadings.rows,a=o.defaultHeadings.columns;void 0===e.headingRows&&s&&(e.headingRows=s),void 0===e.headingColumns&&a&&(e.headingColumns=a),t.change(n=>{const o=i.createTable(n,e);t.insertContent(o,r),n.setSelection(n.createPositionAt(o.getNodeByPath([0,0,0]),0))})}}function uf(e){const t=[];for(const n of mf(e.getRanges())){const e=n.getContainedElement();e&&e.is("element","tableCell")&&t.push(e)}return t}function df(e){const t=[];for(const n of e.getRanges()){const e=n.start.findAncestor("tableCell");e&&t.push(e)}return t}function hf(e){const t=uf(e);return t.length?t:df(e)}function ff(e){return bf(e.map(e=>e.parent.index))}function pf(e){const t=e[0].findAncestor("table");return bf([...new Qh(t)].filter(t=>e.includes(t.cell)).map(e=>e.column))}function gf(e,t){if(e.length<2||!function(e){const t=e[0].findAncestor("table"),n=ff(e),i=parseInt(t.getAttribute("headingRows")||0);if(!wf(n,i))return!1;const o=parseInt(t.getAttribute("headingColumns")||0);return wf(pf(e),o)}(e))return!1;const n=new Set,i=new Set;let o=0;for(const r of e){const{row:e,column:s}=t.getCellLocation(r),a=parseInt(r.getAttribute("rowspan")||1),c=parseInt(r.getAttribute("colspan")||1);n.add(e),i.add(s),a>1&&n.add(e+a-1),c>1&&i.add(s+c-1),o+=a*c}return function(e,t){const n=Array.from(e.values()),i=Array.from(t.values()),o=Math.max(...n),r=Math.min(...n),s=Math.max(...i),a=Math.min(...i);return(o-r+1)*(s-a+1)}(n,i)==o}function mf(e){return Array.from(e).sort(vf)}function bf(e){const t=e.sort((e,t)=>e-t);return{first:t[0],last:t[t.length-1]}}function vf(e,t){const n=e.start,i=t.start;return n.isBefore(i)?-1:1}function wf({first:e,last:t},n){return e<n===t<n}class _f extends Ze{constructor(e,t={}){super(e),this.order=t.order||"below"}refresh(){const e=!!hf(this.editor.model.document.selection).length;this.isEnabled=e}execute(){const e=this.editor,t=e.model.document.selection,n=e.plugins.get("TableUtils"),i="above"===this.order,o=hf(t),r=ff(o),s=i?r.first:r.last,a=o[0].findAncestor("table");n.insertRows(a,{at:i?s:s+1,copyStructureFromAbove:!i})}}class kf extends Ze{constructor(e,t={}){super(e),this.order=t.order||"right"}refresh(){const e=!!hf(this.editor.model.document.selection).length;this.isEnabled=e}execute(){const e=this.editor,t=e.model.document.selection,n=e.plugins.get("TableUtils"),i="left"===this.order,o=hf(t),r=pf(o),s=i?r.first:r.last,a=o[0].findAncestor("table");n.insertColumns(a,{columns:1,at:i?s:s+1})}}class yf extends Ze{constructor(e,t={}){super(e),this.direction=t.direction||"horizontally"}refresh(){const e=hf(this.editor.model.document.selection);this.isEnabled=1===e.length}execute(){const e=hf(this.editor.model.document.selection)[0],t="horizontally"===this.direction,n=this.editor.plugins.get("TableUtils");t?n.splitCellHorizontally(e,2):n.splitCellVertically(e,2)}}function xf(e,t,n){const{startRow:i,startColumn:o,endRow:r,endColumn:s}=t,a=n.createElement("table"),c=r-i+1;for(let e=0;e<c;e++)n.insertElement("tableRow",a,"end");const l=[...new Qh(e,{startRow:i,endRow:r,startColumn:o,endColumn:s,includeAllSlots:!0})];for(const{row:e,column:t,cell:c,isAnchor:u,cellAnchorRow:d,cellAnchorColumn:h}of l){const l=e-i,f=a.getChild(l);if(u){const i=n.cloneElement(c);n.append(i,f),Sf(i,e,t,r,s,n)}else(d<i||h<o)&&qh(n,n.createPositionAt(f,"end"))}return function(e,t,n,i,o){const r=parseInt(t.getAttribute("headingRows")||0);if(r>0){Wh("headingRows",r-n,e,o,0)}const s=parseInt(t.getAttribute("headingColumns")||0);if(s>0){Wh("headingColumns",s-i,e,o,0)}}(a,e,i,o,n),a}function Af(e,t,n=0){const i=[],o=new Qh(e,{startRow:n,endRow:t-1});for(const e of o){const{row:n,cellHeight:o}=e,r=n+o-1;n<t&&t<=r&&i.push(e)}return i}function Cf(e,t,n){const i=e.parent,o=i.parent,r=i.index,s=t-r,a={},c=parseInt(e.getAttribute("rowspan"))-s;c>1&&(a.rowspan=c);const l=parseInt(e.getAttribute("colspan")||1);l>1&&(a.colspan=l);const u=r+s,d=[...new Qh(o,{startRow:r,endRow:u,includeAllSlots:!0})];let h,f=null;for(const t of d){const{row:i,column:o,cell:r}=t;r===e&&void 0===h&&(h=o),void 0!==h&&h===o&&i===u&&(f=qh(n,t.getPositionBefore(),a))}return Wh("rowspan",s,e,n),f}function Ef(e,t){const n=[],i=new Qh(e);for(const e of i){const{column:i,cellWidth:o}=e,r=i+o-1;i<t&&t<=r&&n.push(e)}return n}function Tf(e,t,n,i){const o=n-t,r={},s=parseInt(e.getAttribute("colspan"))-o;s>1&&(r.colspan=s);const a=parseInt(e.getAttribute("rowspan")||1);a>1&&(r.rowspan=a);const c=qh(i,i.createPositionAfter(e),r);return Wh("colspan",o,e,i),c}function Sf(e,t,n,i,o,r){const s=parseInt(e.getAttribute("colspan")||1),a=parseInt(e.getAttribute("rowspan")||1);if(n+s-1>o){Wh("colspan",o-n+1,e,r,1)}if(t+a-1>i){Wh("rowspan",i-t+1,e,r,1)}}function Pf(e,t){const n=t.getColumns(e),i=new Array(n).fill(0);for(const{column:t}of new Qh(e))i[t]++;const o=i.reduce((e,t,n)=>t?e:[...e,n],[]);if(o.length>0){const n=o[o.length-1];return t.removeColumns(e,{at:n}),!0}return!1}function If(e,t){const n=[],i=t.getRows(e);for(let t=0;t<i;t++){e.getChild(t).isEmpty&&n.push(t)}if(n.length>0){const i=n[n.length-1];return t.removeRows(e,{at:i}),!0}return!1}function Mf(e,t){Pf(e,t)||If(e,t)}function Of(e,t){const n=Array.from(new Qh(e,{startColumn:t.firstColumn,endColumn:t.lastColumn,row:t.lastRow}));if(n.every(({cellHeight:e})=>1===e))return t.lastRow;const i=n[0].cellHeight-1;return t.lastRow+i}function Rf(e,t){const n=Array.from(new Qh(e,{startRow:t.firstRow,endRow:t.lastRow,column:t.lastColumn}));if(n.every(({cellWidth:e})=>1===e))return t.lastColumn;const i=n[0].cellWidth-1;return t.lastColumn+i}class Nf extends Ze{constructor(e,t){super(e),this.direction=t.direction,this.isHorizontal="right"==this.direction||"left"==this.direction}refresh(){const e=this._getMergeableCell();this.value=e,this.isEnabled=!!e}execute(){const e=this.editor.model,t=df(e.document.selection)[0],n=this.value,i=this.direction;e.change(e=>{const o="right"==i||"down"==i,r=o?t:n,s=o?n:t,a=s.parent;!function(e,t,n){jf(e)||(jf(t)&&n.remove(n.createRangeIn(t)),n.move(n.createRangeIn(e),n.createPositionAt(t,"end")));n.remove(e)}(s,r,e);const c=this.isHorizontal?"colspan":"rowspan",l=parseInt(t.getAttribute(c)||1),u=parseInt(n.getAttribute(c)||1);e.setAttribute(c,l+u,r),e.setSelection(e.createRangeIn(r));const d=this.editor.plugins.get("TableUtils");Mf(a.findAncestor("table"),d)})}_getMergeableCell(){const e=df(this.editor.model.document.selection)[0];if(!e)return;const t=this.editor.plugins.get("TableUtils"),n=this.isHorizontal?function(e,t,n){const i=e.parent.parent,o="right"==t?e.nextSibling:e.previousSibling,r=(i.getAttribute("headingColumns")||0)>0;if(!o)return;const s="right"==t?e:o,a="right"==t?o:e,{column:c}=n.getCellLocation(s),{column:l}=n.getCellLocation(a),u=parseInt(s.getAttribute("colspan")||1),d=$h(n,s),h=$h(n,a);if(r&&d!=h)return;return c+u===l?o:void 0}(e,this.direction,t):function(e,t,n){const i=e.parent,o=i.parent,r=o.getChildIndex(i);if("down"==t&&r===n.getRows(o)-1||"up"==t&&0===r)return;const s=parseInt(e.getAttribute("rowspan")||1),a=o.getAttribute("headingRows")||0,c="down"==t&&r+s===a,l="up"==t&&r===a;if(a&&(c||l))return;const u=parseInt(e.getAttribute("rowspan")||1),d="down"==t?r+u:r,h=[...new Qh(o,{endRow:d})],f=h.find(t=>t.cell===e).column,p=h.find(({row:e,cellHeight:n,column:i})=>i===f&&("down"==t?e===d:d===e+n));return p&&p.cell}(e,this.direction,t);if(!n)return;const i=this.isHorizontal?"rowspan":"colspan",o=parseInt(e.getAttribute(i)||1);return parseInt(n.getAttribute(i)||1)===o?n:void 0}}function jf(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}class zf extends Ze{refresh(){const e=hf(this.editor.model.document.selection),t=e[0];if(t){const n=t.findAncestor("table"),i=this.editor.plugins.get("TableUtils").getRows(n)-1,o=ff(e),r=0===o.first&&o.last===i;this.isEnabled=!r}else this.isEnabled=!1}execute(){const e=this.editor.model,t=this.editor.plugins.get("TableUtils"),n=hf(e.document.selection),i=ff(n),o=n[0],r=o.findAncestor("table"),s=t.getCellLocation(o).column;e.change(e=>{const n=i.last-i.first+1;t.removeRows(r,{at:i.first,rows:n});const o=function(e,t,n,i){const o=e.getChild(Math.min(t,i-1));let r=o.getChild(0),s=0;for(const e of o.getChildren()){if(s>n)return r;r=e,s+=parseInt(e.getAttribute("colspan")||1)}return r}(r,i.first,s,t.getRows(r));e.setSelection(e.createPositionAt(o,0))})}}class Df extends Ze{refresh(){const e=hf(this.editor.model.document.selection),t=e[0];if(t){const n=t.findAncestor("table"),i=this.editor.plugins.get("TableUtils").getColumns(n),{first:o,last:r}=pf(e);this.isEnabled=r-o<i-1}else this.isEnabled=!1}execute(){const[e,t]=function(e){const t=hf(e),n=t[0],i=t.pop(),o=[n,i];return n.isBefore(i)?o:o.reverse()}(this.editor.model.document.selection),n=e.parent.parent,i=[...new Qh(n)],o={first:i.find(t=>t.cell===e).column,last:i.find(e=>e.cell===t).column},r=function(e,t,n,i){return parseInt(n.getAttribute("colspan")||1)>1?n:t.previousSibling||n.nextSibling?n.nextSibling||t.previousSibling:i.first?e.reverse().find(({column:e})=>e<i.first).cell:e.reverse().find(({column:e})=>e>i.last).cell}(i,e,t,o);this.editor.model.change(e=>{const t=o.last-o.first+1;this.editor.plugins.get("TableUtils").removeColumns(n,{at:o.first,columns:t}),e.setSelection(e.createPositionAt(r,0))})}}class Lf extends Ze{refresh(){const e=hf(this.editor.model.document.selection),t=e.length>0;this.isEnabled=t,this.value=t&&e.every(e=>this._isInHeading(e,e.parent.parent))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.model,n=hf(t.document.selection),i=n[0].findAncestor("table"),{first:o,last:r}=ff(n),s=this.value?o:r+1,a=i.getAttribute("headingRows")||0;t.change(e=>{if(s){const t=Af(i,s,s>a?a:0);for(const{cell:n}of t)Cf(n,s,e)}Wh("headingRows",s,i,e,0)})}_isInHeading(e,t){const n=parseInt(t.getAttribute("headingRows")||0);return!!n&&e.parent.index<n}}class Vf extends Ze{refresh(){const e=hf(this.editor.model.document.selection),t=this.editor.plugins.get("TableUtils"),n=e.length>0;this.isEnabled=n,this.value=n&&e.every(e=>$h(t,e))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.model,n=hf(t.document.selection),i=n[0].findAncestor("table"),{first:o,last:r}=pf(n),s=this.value?o:r+1;t.change(e=>{if(s){const t=Ef(i,s);for(const{cell:n,column:i}of t)Tf(n,i,s,e)}Wh("headingColumns",s,i,e,0)})}}class Bf extends Qe{static get pluginName(){return"TableUtils"}init(){this.decorate("insertColumns"),this.decorate("insertRows")}getCellLocation(e){const t=e.parent,n=t.parent,i=n.getChildIndex(t),o=new Qh(n,{row:i});for(const{cell:t,row:n,column:i}of o)if(t===e)return{row:n,column:i}}createTable(e,t){const n=e.createElement("table"),i=parseInt(t.rows)||2,o=parseInt(t.columns)||2;return Ff(e,n,0,i,o),t.headingRows&&Wh("headingRows",Math.min(t.headingRows,i),n,e,0),t.headingColumns&&Wh("headingColumns",Math.min(t.headingColumns,o),n,e,0),n}insertRows(e,t={}){const n=this.editor.model,i=t.at||0,o=t.rows||1,r=void 0!==t.copyStructureFromAbove,s=t.copyStructureFromAbove?i-1:i,a=this.getRows(e),l=this.getColumns(e);if(i>a)throw new c.a("tableutils-insertrows-insert-out-of-range",this,{options:t});n.change(t=>{const n=e.getAttribute("headingRows")||0;if(n>i&&Wh("headingRows",n+o,e,t,0),!r&&(0===i||i===a))return void Ff(t,e,i,o,l);const c=r?Math.max(i,s):i,u=new Qh(e,{endRow:c}),d=new Array(l).fill(1);for(const{row:e,column:n,cellHeight:a,cellWidth:c,cell:l}of u){const u=e+a-1,h=e<=s&&s<=u;e<i&&i<=u?(t.setAttribute("rowspan",a+o,l),d[n]=-c):r&&h&&(d[n]=c)}for(let n=0;n<o;n++){const n=t.createElement("tableRow");t.insert(n,e,i);for(let e=0;e<d.length;e++){const i=d[e],o=t.createPositionAt(n,"end");i>0&&qh(t,o,i>1?{colspan:i}:null),e+=Math.abs(i)-1}}})}insertColumns(e,t={}){const n=this.editor.model,i=t.at||0,o=t.columns||1;n.change(t=>{const n=e.getAttribute("headingColumns");i<n&&t.setAttribute("headingColumns",n+o,e);const r=this.getColumns(e);if(0===i||r===i){for(const n of e.getChildren())n.is("element","tableRow")&&Hf(o,t,t.createPositionAt(n,i?"end":0));return}const s=new Qh(e,{column:i,includeAllSlots:!0});for(const e of s){const{row:n,cell:r,cellAnchorColumn:a,cellAnchorRow:c,cellWidth:l,cellHeight:u}=e;if(a<i){t.setAttribute("colspan",l+o,r);const e=c+u-1;for(let t=n;t<=e;t++)s.skipRow(t)}else Hf(o,t,e.getPositionBefore())}})}removeRows(e,t){const n=this.editor.model,i=t.rows||1,o=this.getRows(e),r=t.at,s=r+i-1;if(s>o-1)throw new c.a("tableutils-removerows-row-index-out-of-range",this,{table:e,options:t});n.change(t=>{const{cellsToMove:n,cellsToTrim:i}=function(e,t,n){const i=new Map,o=[];for(const{row:r,column:s,cellHeight:a,cell:c}of new Qh(e,{endRow:n})){const e=r+a-1;if(r>=t&&r<=n&&e>n){const e=a-(n-r+1);i.set(s,{cell:c,rowspan:e})}if(r<t&&e>=t){let i;i=e>=n?n-t+1:e-t+1,o.push({cell:c,rowspan:a-i})}}return{cellsToMove:i,cellsToTrim:o}}(e,r,s);if(n.size){!function(e,t,n,i){const o=[...new Qh(e,{includeAllSlots:!0,row:t})],r=e.getChild(t);let s;for(const{column:e,cell:t,isAnchor:a}of o)if(n.has(e)){const{cell:t,rowspan:o}=n.get(e),a=s?i.createPositionAfter(s):i.createPositionAt(r,0);i.move(i.createRangeOn(t),a),Wh("rowspan",o,t,i),s=t}else a&&(s=t)}(e,s+1,n,t)}for(let n=s;n>=r;n--)t.remove(e.getChild(n));for(const{rowspan:e,cell:n}of i)Wh("rowspan",e,n,t);!function(e,t,n,i){const o=e.getAttribute("headingRows")||0;if(t<o){Wh("headingRows",n<o?o-(n-t+1):t,e,i,0)}}(e,r,s,t),Pf(e,this)||If(e,this)})}removeColumns(e,t){const n=this.editor.model,i=t.at,o=t.columns||1,r=t.at+o-1;n.change(t=>{!function(e,t,n){const i=e.getAttribute("headingColumns")||0;if(i&&t.first<i){const o=Math.min(i-1,t.last)-t.first+1;n.setAttribute("headingColumns",i-o,e)}}(e,{first:i,last:r},t);for(let n=r;n>=i;n--)for(const{cell:i,column:o,cellWidth:r}of[...new Qh(e)])o<=n&&r>1&&o+r>n?Wh("colspan",r-1,i,t):o===n&&t.remove(i);If(e,this)||Pf(e,this)})}splitCellVertically(e,t=2){const n=this.editor.model,i=e.parent.parent,o=parseInt(e.getAttribute("rowspan")||1),r=parseInt(e.getAttribute("colspan")||1);n.change(n=>{if(r>1){const{newCellsSpan:i,updatedSpan:s}=Uf(r,t);Wh("colspan",s,e,n);const a={};i>1&&(a.colspan=i),o>1&&(a.rowspan=o);Hf(r>t?t-1:r-1,n,n.createPositionAfter(e),a)}if(r<t){const s=t-r,a=[...new Qh(i)],{column:c}=a.find(({cell:t})=>t===e),l=a.filter(({cell:t,cellWidth:n,column:i})=>t!==e&&i===c||i<c&&i+n>c);for(const{cell:e,cellWidth:t}of l)n.setAttribute("colspan",t+s,e);const u={};o>1&&(u.rowspan=o),Hf(s,n,n.createPositionAfter(e),u);const d=i.getAttribute("headingColumns")||0;d>c&&Wh("headingColumns",d+s,i,n)}})}splitCellHorizontally(e,t=2){const n=this.editor.model,i=e.parent,o=i.parent,r=o.getChildIndex(i),s=parseInt(e.getAttribute("rowspan")||1),a=parseInt(e.getAttribute("colspan")||1);n.change(n=>{if(s>1){const i=[...new Qh(o,{startRow:r,endRow:r+s-1,includeAllSlots:!0})],{newCellsSpan:c,updatedSpan:l}=Uf(s,t);Wh("rowspan",l,e,n);const{column:u}=i.find(({cell:t})=>t===e),d={};c>1&&(d.rowspan=c),a>1&&(d.colspan=a);for(const e of i){const{column:t,row:i}=e,o=t===u,s=(i+r+l)%c==0;i>=r+l&&o&&s&&Hf(1,n,e.getPositionBefore(),d)}}if(s<t){const i=t-s,c=[...new Qh(o,{startRow:0,endRow:r})];for(const{cell:t,cellHeight:o,row:s}of c)if(t!==e&&s+o>r){const e=o+i;n.setAttribute("rowspan",e,t)}const l={};a>1&&(l.colspan=a),Ff(n,o,r+1,i,1,l);const u=o.getAttribute("headingRows")||0;u>r&&Wh("headingRows",u+i,o,n)}})}getColumns(e){return[...e.getChild(0).getChildren()].reduce((e,t)=>e+parseInt(t.getAttribute("colspan")||1),0)}getRows(e){return Array.from(e.getChildren()).reduce((e,t)=>t.is("element","tableRow")?e+1:e,0)}}function Ff(e,t,n,i,o,r={}){for(let s=0;s<i;s++){const i=e.createElement("tableRow");e.insert(i,t,n),Hf(o,e,e.createPositionAt(i,"end"),r)}}function Hf(e,t,n,i={}){for(let o=0;o<e;o++)qh(t,n,i)}function Uf(e,t){if(e<t)return{newCellsSpan:1,updatedSpan:1};const n=Math.floor(e/t);return{newCellsSpan:n,updatedSpan:e-n*t+n}}class Wf extends Ze{refresh(){const e=uf(this.editor.model.document.selection);this.isEnabled=gf(e,this.editor.plugins.get(Bf))}execute(){const e=this.editor.model,t=this.editor.plugins.get(Bf);e.change(n=>{const i=uf(e.document.selection),o=i.shift(),{mergeWidth:r,mergeHeight:s}=function(e,t,n){let i=0,o=0;for(const e of t){const{row:t,column:r}=n.getCellLocation(e);i=Yf(e,r,i,"colspan"),o=Yf(e,t,o,"rowspan")}const{row:r,column:s}=n.getCellLocation(e);return{mergeWidth:i-s,mergeHeight:o-r}}(o,i,t);Wh("colspan",r,o,n),Wh("rowspan",s,o,n);for(const e of i)qf(e,o,n);Mf(o.findAncestor("table"),t),n.setSelection(o,"in")})}}function qf(e,t,n){$f(e)||($f(t)&&n.remove(n.createRangeIn(t)),n.move(n.createRangeIn(e),n.createPositionAt(t,"end"))),n.remove(e)}function $f(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}function Yf(e,t,n,i){const o=parseInt(e.getAttribute(i)||1);return Math.max(n,t+o)}class Gf extends Ze{refresh(){const e=hf(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model,t=hf(e.document.selection),n=ff(t),i=t[0].findAncestor("table"),o=[];for(let t=n.first;t<=n.last;t++)for(const n of i.getChild(t).getChildren())o.push(e.createRangeOn(n));e.change(e=>{e.setSelection(o)})}}class Kf extends Ze{refresh(){const e=hf(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model,t=hf(e.document.selection),n=t[0],i=t.pop(),o=n.findAncestor("table"),r=this.editor.plugins.get("TableUtils"),s=r.getCellLocation(n),a=r.getCellLocation(i),c=Math.min(s.column,a.column),l=Math.max(s.column,a.column),u=[];for(const t of new Qh(o,{startColumn:c,endColumn:l}))u.push(e.createRangeOn(t.cell));e.change(e=>{e.setSelection(u)})}}function Qf(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.differ.getChanges();let i=!1;const o=new Set;for(const t of n){let n;"table"==t.name&&"insert"==t.type&&(n=t.position.nodeAfter),"tableRow"!=t.name&&"tableCell"!=t.name||(n=t.position.findAncestor("table")),Xf(t)&&(n=t.range.start.findAncestor("table")),n&&!o.has(n)&&(i=Jf(n,e)||i,i=Zf(n,e)||i,o.add(n))}return i}(t,e))}function Jf(e,t){let n=!1;const i=function(e){const t=parseInt(e.getAttribute("headingRows")||0),n=Array.from(e.getChildren()).reduce((e,t)=>t.is("element","tableRow")?e+1:e,0),i=[];for(const{row:o,cell:r,cellHeight:s}of new Qh(e)){if(s<2)continue;const e=o<t?t:n;if(o+s>e){const t=e-o;i.push({cell:r,rowspan:t})}}return i}(e);if(i.length){n=!0;for(const e of i)Wh("rowspan",e.rowspan,e.cell,t,1)}return n}function Zf(e,t){let n=!1;const i=function(e){const t=new Array(e.childCount).fill(0);for(const{rowIndex:n}of new Qh(e,{includeAllSlots:!0}))t[n]++;return t}(e),o=[];for(const[t,n]of i.entries())!n&&e.getChild(t).is("element","tableRow")&&o.push(t);if(o.length){n=!0;for(const n of o.reverse())t.remove(e.getChild(n)),i.splice(n,1)}const r=i.filter((t,n)=>e.getChild(n).is("element","tableRow")),s=r[0];if(!r.every(e=>e===s)){const i=r.reduce((e,t)=>t>e?t:e,0);for(const[o,s]of r.entries()){const r=i-s;if(r){for(let n=0;n<r;n++)qh(t,t.createPositionAt(e.getChild(o),"end"));n=!0}}}return n}function Xf(e){const t="attribute"===e.type,n=e.attributeKey;return t&&("headingRows"===n||"colspan"===n||"rowspan"===n)}function ep(e){e.document.registerPostFixer(t=>function(e,t){const n=t.document.differ.getChanges();let i=!1;for(const t of n)"insert"==t.type&&"table"==t.name&&(i=tp(t.position.nodeAfter,e)||i),"insert"==t.type&&"tableRow"==t.name&&(i=np(t.position.nodeAfter,e)||i),"insert"==t.type&&"tableCell"==t.name&&(i=ip(t.position.nodeAfter,e)||i),op(t)&&(i=ip(t.position.parent,e)||i);return i}(t,e))}function tp(e,t){let n=!1;for(const i of e.getChildren())i.is("element","tableRow")&&(n=np(i,t)||n);return n}function np(e,t){let n=!1;for(const i of e.getChildren())n=ip(i,t)||n;return n}function ip(e,t){if(0==e.childCount)return t.insertElement("paragraph",e),!0;const n=Array.from(e.getChildren()).filter(e=>e.is("$text"));for(const e of n)t.wrap(t.createRangeOn(e),"paragraph");return!!n.length}function op(e){return!(!e.position||!e.position.parent.is("element","tableCell"))&&("insert"==e.type&&"$text"==e.name||"remove"==e.type)}function rp(e,t){e.document.registerPostFixer(()=>function(e,t){const n=new Set;for(const t of e.getChanges()){const e="attribute"==t.type?t.range.start.parent:t.position.parent;e.is("element","tableCell")&&n.add(e)}for(const i of n.values())for(const n of[...i.getChildren()].filter(e=>sp(e,t)))e.refreshItem(n);return!1}(e.document.differ,t))}function sp(e,t){if(!e.is("element","paragraph"))return!1;const n=t.toViewElement(e);return!!n&&ef(e)!==n.is("element","span")}function ap(e){e.document.registerPostFixer(()=>function(e){const t=e.document.differ,n=new Set;for(const e of t.getChanges()){if("attribute"!=e.type)continue;const t=e.range.start.nodeAfter;t&&t.is("element","table")&&"headingRows"==e.attributeKey&&n.add(t)}if(n.size){for(const e of n.values())t.refreshItem(e);return!0}return!1}(e))}n(95);class cp extends Qe{static get pluginName(){return"TableEditing"}init(){const e=this.editor,t=e.model,n=t.schema,i=e.conversion;n.register("table",{allowWhere:"$block",allowAttributes:["headingRows","headingColumns"],isObject:!0,isBlock:!0}),n.register("tableRow",{allowIn:"table",isLimit:!0}),n.register("tableCell",{allowIn:"tableRow",allowChildren:"$block",allowAttributes:["colspan","rowspan"],isLimit:!0,isSelectable:!0}),i.for("upcast").add(e=>{e.on("element:figure",(e,t,n)=>{if(!n.consumable.test(t.viewItem,{name:!0,classes:"table"}))return;const i=function(e){for(const t of e.getChildren())if(t.is("element","table"))return t}(t.viewItem);if(!i||!n.consumable.test(i,{name:!0}))return;const o=Rs(n.convertItem(i,t.modelCursor).modelRange.getItems());o&&(n.convertChildren(t.viewItem,n.writer.createPositionAt(o,"end")),n.updateConversionResult(o,t))})}),i.for("upcast").add(Yh()),i.for("editingDowncast").add(Zh({asWidget:!0})),i.for("dataDowncast").add(Zh()),i.for("upcast").elementToElement({model:"tableRow",view:"tr"}),i.for("upcast").add(e=>{e.on("element:tr",(e,t)=>{t.viewItem.isEmpty&&0==t.modelCursor.index&&e.stop()},{priority:"high"})}),i.for("editingDowncast").add(e=>e.on("insert:tableRow",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(i,"insert"))return;const o=i.parent,r=function(e){for(const t of e.getChildren())if("table"===t.name)return t}(n.mapper.toViewElement(o)),s=o.getChildIndex(i),a=new Qh(o,{row:s}),c={headingRows:o.getAttribute("headingRows")||0,headingColumns:o.getAttribute("headingColumns")||0},l=new Map;for(const e of a){const t=l.get(s)||of(r,i,s,c,n);l.set(s,t),n.consumable.consume(e.cell,"insert"),nf(e,c,n.writer.createPositionAt(t,"end"),n,{asWidget:!0})}})),i.for("editingDowncast").add(e=>e.on("remove:tableRow",(e,t,n)=>{e.stop();const i=n.writer,o=n.mapper,r=o.toViewPosition(t.position).getLastMatchingPosition(e=>!e.item.is("element","tr")).nodeAfter,s=r.parent.parent,a=i.createRangeOn(r),c=i.remove(a);for(const e of i.createRangeIn(c).getItems())o.unbindViewElement(e);af("thead",s,n),af("tbody",s,n)},{priority:"higher"})),i.for("upcast").elementToElement({model:"tableCell",view:"td"}),i.for("upcast").elementToElement({model:"tableCell",view:"th"}),i.for("upcast").add(Gh("td")),i.for("upcast").add(Gh("th")),i.for("editingDowncast").add(e=>e.on("insert:tableCell",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(i,"insert"))return;const o=i.parent,r=o.parent,s=r.getChildIndex(o),a=new Qh(r,{row:s}),c={headingRows:r.getAttribute("headingRows")||0,headingColumns:r.getAttribute("headingColumns")||0};for(const e of a)if(e.cell===i){const t=n.mapper.toViewElement(o);return void nf(e,c,n.writer.createPositionAt(t,o.getChildIndex(i)),n,{asWidget:!0})}})),i.for("editingDowncast").elementToElement({model:"paragraph",view:Xh,converterPriority:"high"}),i.for("downcast").attributeToAttribute({model:"colspan",view:"colspan"}),i.for("upcast").attributeToAttribute({model:{key:"colspan",value:lp("colspan")},view:"colspan"}),i.for("downcast").attributeToAttribute({model:"rowspan",view:"rowspan"}),i.for("upcast").attributeToAttribute({model:{key:"rowspan",value:lp("rowspan")},view:"rowspan"}),i.for("editingDowncast").add(e=>e.on("attribute:headingColumns:table",(e,t,n)=>{const i=t.item;if(!n.consumable.consume(t.item,e.name))return;const o={headingRows:i.getAttribute("headingRows")||0,headingColumns:i.getAttribute("headingColumns")||0},r=t.attributeOldValue,s=t.attributeNewValue,a=(r>s?r:s)-1;for(const e of new Qh(i,{endColumn:a}))tf(e,o,n)})),e.data.mapper.on("modelToViewPosition",(e,t)=>{const n=t.modelPosition.parent,i=t.modelPosition.nodeBefore;if(!n.is("element","tableCell"))return;if(!i||!i.is("element","paragraph"))return;const o=t.mapper.toViewElement(i),r=t.mapper.toViewElement(n);o===r&&(t.viewPosition=t.mapper.findPositionIn(r,i.maxOffset))}),e.config.define("table.defaultHeadings.rows",0),e.config.define("table.defaultHeadings.columns",0),e.commands.add("insertTable",new lf(e)),e.commands.add("insertTableRowAbove",new _f(e,{order:"above"})),e.commands.add("insertTableRowBelow",new _f(e,{order:"below"})),e.commands.add("insertTableColumnLeft",new kf(e,{order:"left"})),e.commands.add("insertTableColumnRight",new kf(e,{order:"right"})),e.commands.add("removeTableRow",new zf(e)),e.commands.add("removeTableColumn",new Df(e)),e.commands.add("splitTableCellVertically",new yf(e,{direction:"vertically"})),e.commands.add("splitTableCellHorizontally",new yf(e,{direction:"horizontally"})),e.commands.add("mergeTableCells",new Wf(e)),e.commands.add("mergeTableCellRight",new Nf(e,{direction:"right"})),e.commands.add("mergeTableCellLeft",new Nf(e,{direction:"left"})),e.commands.add("mergeTableCellDown",new Nf(e,{direction:"down"})),e.commands.add("mergeTableCellUp",new Nf(e,{direction:"up"})),e.commands.add("setTableColumnHeader",new Vf(e)),e.commands.add("setTableRowHeader",new Lf(e)),e.commands.add("selectTableRow",new Gf(e)),e.commands.add("selectTableColumn",new Kf(e)),ap(t),Qf(t),rp(t,e.editing.mapper),ep(t)}static get requires(){return[Bf]}}function lp(e){return t=>{const n=parseInt(t.getAttribute(e));return Number.isNaN(n)||n<=0?null:n}}n(97);class up extends Nl{constructor(e){super(e);const t=this.bindTemplate;this.items=this._createGridCollection(),this.set("rows",0),this.set("columns",0),this.bind("label").to(this,"columns",this,"rows",(e,t)=>`${t} × ${e}`),this.setTemplate({tag:"div",attributes:{class:["ck"]},children:[{tag:"div",attributes:{class:["ck-insert-table-dropdown__grid"]},on:{"mouseover@.ck-insert-table-dropdown-grid-box":t.to("boxover")},children:this.items},{tag:"div",attributes:{class:["ck-insert-table-dropdown__label"]},children:[{text:t.to("label")}]}],on:{mousedown:t.to(e=>{e.preventDefault()}),click:t.to(()=>{this.fire("execute")})}}),this.on("boxover",(e,t)=>{const{row:n,column:i}=t.target.dataset;this.set({rows:parseInt(n),columns:parseInt(i)})}),this.on("change:columns",()=>{this._highlightGridBoxes()}),this.on("change:rows",()=>{this._highlightGridBoxes()})}focus(){}focusLast(){}_highlightGridBoxes(){const e=this.rows,t=this.columns;this.items.map((n,i)=>{const o=Math.floor(i/10)<e&&i%10<t;n.set("isOn",o)})}_createGridCollection(){const e=[];for(let t=0;t<100;t++){const n=Math.floor(t/10),i=t%10;e.push(new dp(this.locale,n+1,i+1))}return this.createCollection(e)}}class dp extends Nl{constructor(e,t,n){super(e);const i=this.bindTemplate;this.set("isOn",!1),this.setTemplate({tag:"div",attributes:{class:["ck-insert-table-dropdown-grid-box",i.if("isOn","ck-on")],"data-row":t,"data-column":n}})}}class hp extends Qe{static get pluginName(){return"TableUI"}init(){const e=this.editor,t=this.editor.t,n="ltr"===e.locale.contentLanguageDirection;e.ui.componentFactory.add("insertTable",n=>{const i=e.commands.get("insertTable"),o=Pu(n);let r;return o.bind("isEnabled").to(i),o.buttonView.set({icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z"/></svg>',label:t("Insert table"),tooltip:!0}),o.on("change:isOpen",()=>{r||(r=new up(n),o.panelView.children.add(r),r.delegate("execute").to(o),o.buttonView.on("open",()=>{r.rows=0,r.columns=0}),o.on("execute",()=>{e.execute("insertTable",{rows:r.rows,columns:r.columns}),e.editing.view.focus()}))}),o}),e.ui.componentFactory.add("tableColumn",e=>{const i=[{type:"switchbutton",model:{commandName:"setTableColumnHeader",label:t("Header column"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:n?"insertTableColumnLeft":"insertTableColumnRight",label:t("Insert column left")}},{type:"button",model:{commandName:n?"insertTableColumnRight":"insertTableColumnLeft",label:t("Insert column right")}},{type:"button",model:{commandName:"removeTableColumn",label:t("Delete column")}},{type:"button",model:{commandName:"selectTableColumn",label:t("Select column")}}];return this._prepareDropdown(t("Column"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M18 7v1H2V7h16zm0 5v1H2v-1h16z" opacity=".6"/><path d="M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z"/></svg>',i,e)}),e.ui.componentFactory.add("tableRow",e=>{const n=[{type:"switchbutton",model:{commandName:"setTableRowHeader",label:t("Header row"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:"insertTableRowAbove",label:t("Insert row above")}},{type:"button",model:{commandName:"insertTableRowBelow",label:t("Insert row below")}},{type:"button",model:{commandName:"removeTableRow",label:t("Delete row")}},{type:"button",model:{commandName:"selectTableRow",label:t("Select row")}}];return this._prepareDropdown(t("Row"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v16h-1V2z" opacity=".6"/><path d="M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z"/></svg>',n,e)}),e.ui.componentFactory.add("mergeTableCells",e=>{const i=[{type:"button",model:{commandName:"mergeTableCellUp",label:t("Merge cell up")}},{type:"button",model:{commandName:n?"mergeTableCellRight":"mergeTableCellLeft",label:t("Merge cell right")}},{type:"button",model:{commandName:"mergeTableCellDown",label:t("Merge cell down")}},{type:"button",model:{commandName:n?"mergeTableCellLeft":"mergeTableCellRight",label:t("Merge cell left")}},{type:"separator"},{type:"button",model:{commandName:"splitTableCellVertically",label:t("Split cell vertically")}},{type:"button",model:{commandName:"splitTableCellHorizontally",label:t("Split cell horizontally")}}];return this._prepareMergeSplitButtonDropdown(t("Merge cells"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z" opacity=".6"/><path d="M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z"/></svg>',i,e)})}_prepareDropdown(e,t,n,i){const o=this.editor,r=Pu(i),s=this._fillDropdownWithListOptions(r,n);return r.buttonView.set({label:e,icon:t,tooltip:!0}),r.bind("isEnabled").toMany(s,"isEnabled",(...e)=>e.some(e=>e)),this.listenTo(r,"execute",e=>{o.execute(e.source.commandName),o.editing.view.focus()}),r}_prepareMergeSplitButtonDropdown(e,t,n,i){const o=this.editor,r=Pu(i,hu),s=o.commands.get("mergeTableCells"),a=this._fillDropdownWithListOptions(r,n);return r.buttonView.set({label:e,icon:t,tooltip:!0,isEnabled:!0}),r.bind("isEnabled").toMany([s,...a],"isEnabled",(...e)=>e.some(e=>e)),this.listenTo(r.buttonView,"execute",()=>{o.execute("mergeTableCells"),o.editing.view.focus()}),this.listenTo(r,"execute",e=>{o.execute(e.source.commandName),o.editing.view.focus()}),r}_fillDropdownWithListOptions(e,t){const n=this.editor,i=[],o=new Xn;for(const e of t)fp(e,n,i,o);return Mu(e,o,n.ui.componentFactory),i}}function fp(e,t,n,i){const o=e.model=new Fu(e.model),{commandName:r,bindIsOn:s}=e.model;if("button"===e.type||"switchbutton"===e.type){const e=t.commands.get(r);n.push(e),o.set({commandName:r}),o.bind("isEnabled").to(e),s&&o.bind("isOn").to(e,"value")}o.set({withText:!0}),i.add(e)}n(99);class pp extends Qe{static get pluginName(){return"TableSelection"}static get requires(){return[Bf]}init(){const e=this.editor.model;this.listenTo(e,"deleteContent",(e,t)=>this._handleDeleteContent(e,t),{priority:"high"}),this._defineSelectionConverter(),this._enablePluginDisabling()}getSelectedTableCells(){const e=uf(this.editor.model.document.selection);return 0==e.length?null:e}getSelectionAsFragment(){const e=this.getSelectedTableCells();return e?this.editor.model.change(t=>{const n=t.createDocumentFragment(),i=this.editor.plugins.get("TableUtils"),{first:o,last:r}=pf(e),{first:s,last:a}=ff(e),c=e[0].findAncestor("table");let l=a,u=r;if(gf(e,i)){const e={firstColumn:o,lastColumn:r,firstRow:s,lastRow:a};l=Of(c,e),u=Rf(c,e)}const d=xf(c,{startRow:s,startColumn:o,endRow:l,endColumn:u},t);return t.insert(d,n,0),n}):null}setCellSelection(e,t){const n=this._getCellsToSelect(e,t);this.editor.model.change(e=>{e.setSelection(n.cells.map(t=>e.createRangeOn(t)),{backward:n.backward})})}getFocusCell(){const e=[...this.editor.model.document.selection.getRanges()].pop().getContainedElement();return e&&e.is("element","tableCell")?e:null}getAnchorCell(){const e=Rs(this.editor.model.document.selection.getRanges()).getContainedElement();return e&&e.is("element","tableCell")?e:null}_defineSelectionConverter(){const e=this.editor,t=new Set;e.conversion.for("editingDowncast").add(e=>e.on("selection",(e,n,i)=>{const o=i.writer;!function(e){for(const n of t)e.removeClass("ck-editor__editable_selected",n);t.clear()}(o);const r=this.getSelectedTableCells();if(!r)return;for(const e of r){const n=i.mapper.toViewElement(e);o.addClass("ck-editor__editable_selected",n),t.add(n)}const s=i.mapper.toViewElement(r[r.length-1]);o.setSelection(s,0)},{priority:"lowest"}))}_enablePluginDisabling(){const e=this.editor;this.on("change:isEnabled",()=>{if(!this.isEnabled){const t=this.getSelectedTableCells();if(!t)return;e.model.change(n=>{const i=n.createPositionAt(t[0],0),o=e.model.schema.getNearestSelectionRange(i);n.setSelection(o)})}})}_handleDeleteContent(e,t){const[n,i]=t,o=this.editor.model,r=!i||"backward"==i.direction,s=uf(n);s.length&&(e.stop(),o.change(e=>{const t=s[r?s.length-1:0];o.change(e=>{for(const t of s)o.deleteContent(e.createSelection(t,"in"))});const i=o.schema.getNearestSelectionRange(e.createPositionAt(t,0));n.is("documentSelection")?e.setSelection(i):n.setTo(i)}))}_getCellsToSelect(e,t){const n=this.editor.plugins.get("TableUtils"),i=n.getCellLocation(e),o=n.getCellLocation(t),r=Math.min(i.row,o.row),s=Math.max(i.row,o.row),a=Math.min(i.column,o.column),c=Math.max(i.column,o.column),l=new Array(s-r+1).fill(null).map(()=>[]),u={startRow:r,endRow:s,startColumn:a,endColumn:c};for(const{row:t,cell:n}of new Qh(e.findAncestor("table"),u))l[t-r].push(n);const d=o.row<i.row,h=o.column<i.column;return d&&l.reverse(),h&&l.forEach(e=>e.reverse()),{cells:l.flat(),backward:d||h}}}class gp extends Qe{static get pluginName(){return"TableClipboard"}static get requires(){return[pp,Bf]}init(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"copy",(e,t)=>this._onCopyCut(e,t)),this.listenTo(t,"cut",(e,t)=>this._onCopyCut(e,t)),this.listenTo(e.model,"insertContent",(e,t)=>this._onInsertContent(e,...t),{priority:"high"}),this.decorate("_replaceTableSlotCell")}_onCopyCut(e,t){const n=this.editor.plugins.get(pp);if(!n.getSelectedTableCells())return;if("cut"==e.name&&this.editor.isReadOnly)return;t.preventDefault(),e.stop();const i=this.editor.data,o=this.editor.editing.view.document,r=i.toView(n.getSelectionAsFragment());o.fire("clipboardOutput",{dataTransfer:t.dataTransfer,content:r,method:e.name})}_onInsertContent(e,t,n){if(n&&!n.is("documentSelection"))return;const i=this.editor.model,o=this.editor.plugins.get(Bf);let r=function(e,t){if(!e.is("documentFragment")&&!e.is("element"))return null;if(e.is("element","table"))return e;if(1==e.childCount&&e.getChild(0).is("element","table"))return e.getChild(0);const n=t.createRangeIn(e);for(const e of n.getItems())if(e.is("element","table")){const i=t.createRange(n.start,t.createPositionBefore(e));if(t.hasContent(i,{ignoreWhitespaces:!0}))return null;const o=t.createRange(t.createPositionAfter(e),n.end);return t.hasContent(o,{ignoreWhitespaces:!0})?null:e}return null}(t,i);if(!r)return;const s=hf(i.document.selection);s.length?(e.stop(),i.change(e=>{const t={width:o.getColumns(r),height:o.getRows(r)},n=function(e,t,n,i){const o=e[0].findAncestor("table"),r=pf(e),s=ff(e),a={firstColumn:r.first,lastColumn:r.last,firstRow:s.first,lastRow:s.last},c=1===e.length;c&&(a.lastRow+=t.height-1,a.lastColumn+=t.width-1,function(e,t,n,i){const o=i.getColumns(e),r=i.getRows(e);n>o&&i.insertColumns(e,{at:o,columns:n-o});t>r&&i.insertRows(e,{at:r,rows:t-r})}(o,a.lastRow+1,a.lastColumn+1,i));c||!gf(e,i)?function(e,t,n){const{firstRow:i,lastRow:o,firstColumn:r,lastColumn:s}=t,a={first:i,last:o},c={first:r,last:s};bp(e,r,a,n),bp(e,s+1,a,n),mp(e,i,c,n),mp(e,o+1,c,n,i)}(o,a,n):(a.lastRow=Of(o,a),a.lastColumn=Rf(o,a));return a}(s,t,e,o),i=n.lastRow-n.firstRow+1,a=n.lastColumn-n.firstColumn+1,c={startRow:0,startColumn:0,endRow:Math.min(i,t.height)-1,endColumn:Math.min(a,t.width)-1};r=xf(r,c,e);const l=s[0].findAncestor("table"),u=this._replaceSelectedCellsWithPasted(r,t,l,n,e);if(this.editor.plugins.get("TableSelection").isEnabled){const t=mf(u.map(t=>e.createRangeOn(t)));e.setSelection(t)}else e.setSelection(u[0],0)})):Mf(r,o)}_replaceSelectedCellsWithPasted(e,t,n,i,o){const{width:r,height:s}=t,a=function(e,t,n){const i=new Array(n).fill(null).map(()=>new Array(t).fill(null));for(const{column:t,row:n,cell:o}of new Qh(e))i[n][t]=o;return i}(e,r,s),c=[...new Qh(n,{startRow:i.firstRow,endRow:i.lastRow,startColumn:i.firstColumn,endColumn:i.lastColumn,includeAllSlots:!0})],l=[];let u;for(const e of c){const{row:t,column:n}=e;n===i.firstColumn&&(u=e.getPositionBefore());const c=t-i.firstRow,d=n-i.firstColumn,h=a[c%s][d%r],f=h?o.cloneElement(h):null,p=this._replaceTableSlotCell(e,f,u,o);p&&(Sf(p,t,n,i.lastRow,i.lastColumn,o),l.push(p),u=o.createPositionAfter(p))}const d=parseInt(n.getAttribute("headingRows")||0),h=parseInt(n.getAttribute("headingColumns")||0),f=i.firstRow<d&&d<=i.lastRow,p=i.firstColumn<h&&h<=i.lastColumn;if(f){const e=mp(n,d,{first:i.firstColumn,last:i.lastColumn},o,i.firstRow);l.push(...e)}if(p){const e=bp(n,h,{first:i.firstRow,last:i.lastRow},o);l.push(...e)}return l}_replaceTableSlotCell(e,t,n,i){const{cell:o,isAnchor:r}=e;return r&&i.remove(o),t?(i.insert(t,n),t):null}}function mp(e,t,n,i,o=0){if(t<1)return;return Af(e,t,o).filter(({column:e,cellWidth:t})=>vp(e,t,n)).map(({cell:e})=>Cf(e,t,i))}function bp(e,t,n,i){if(t<1)return;return Ef(e,t).filter(({row:e,cellHeight:t})=>vp(e,t,n)).map(({cell:e,column:n})=>Tf(e,n,t,i))}function vp(e,t,n){const i=e+t-1,{first:o,last:r}=n;return e>=o&&e<=r||e<o&&i>=o}class wp extends Qe{static get pluginName(){return"TableKeyboard"}static get requires(){return[pp]}init(){const e=this.editor.editing.view.document;this.editor.keystrokes.set("Tab",(...e)=>this._handleTabOnSelectedTable(...e),{priority:"low"}),this.editor.keystrokes.set("Tab",this._getTabHandler(!0),{priority:"low"}),this.editor.keystrokes.set("Shift+Tab",this._getTabHandler(!1),{priority:"low"}),this.listenTo(e,"arrowKey",(...e)=>this._onArrowKey(...e),{context:"table"})}_handleTabOnSelectedTable(e,t){const n=this.editor,i=n.model.document.selection.getSelectedElement();i&&i.is("element","table")&&(t(),n.model.change(e=>{e.setSelection(e.createRangeIn(i.getChild(0).getChild(0)))}))}_getTabHandler(e){const t=this.editor;return(n,i)=>{let o=df(t.model.document.selection)[0];if(o||(o=this.editor.plugins.get("TableSelection").getFocusCell()),!o)return;i();const r=o.parent,s=r.parent,a=s.getChildIndex(r),c=r.getChildIndex(o),l=0===c;if(!e&&l&&0===a)return void t.model.change(e=>{e.setSelection(e.createRangeOn(s))});const u=this.editor.plugins.get("TableUtils"),d=c===r.childCount-1,h=a===u.getRows(s)-1;if(e&&h&&d&&(t.execute("insertTableRowBelow"),a===u.getRows(s)-1))return void t.model.change(e=>{e.setSelection(e.createRangeOn(s))});let f;if(e&&d){const e=s.getChild(a+1);f=e.getChild(0)}else if(!e&&l){const e=s.getChild(a-1);f=e.getChild(e.childCount-1)}else f=r.getChild(c+(e?1:-1));t.model.change(e=>{e.setSelection(e.createRangeIn(f))})}}_onArrowKey(e,t){const n=this.editor,i=Do(t.keyCode,n.locale.contentLanguageDirection);this._handleArrowKeys(i,t.shiftKey)&&(t.preventDefault(),t.stopPropagation(),e.stop())}_handleArrowKeys(e,t){const n=this.editor.model.document.selection,i=["right","down"].includes(e),o=uf(n);if(o.length){let n;return n=t?this.editor.plugins.get("TableSelection").getFocusCell():i?o[o.length-1]:o[0],this._navigateFromCellInDirection(n,e,t),!0}const r=n.focus.findAncestor("tableCell");return!!r&&(!(t&&!n.isCollapsed&&n.isBackward==i)&&(!!this._isSelectionAtCellEdge(n,r,i)&&(this._navigateFromCellInDirection(r,e,t),!0)))}_isSelectionAtCellEdge(e,t,n){const i=this.editor.model,o=this.editor.model.schema,r=n?e.getLastPosition():e.getFirstPosition();if(!o.getLimitElement(r).is("element","tableCell")){return i.createPositionAt(t,n?"end":0).isTouching(r)}const s=i.createSelection(r);return i.modifySelection(s,{direction:n?"forward":"backward"}),r.isEqual(s.focus)}_navigateFromCellInDirection(e,t,n=!1){const i=this.editor.model,o=e.findAncestor("table"),r=[...new Qh(o,{includeAllSlots:!0})],{row:s,column:a}=r[r.length-1],c=r.find(({cell:t})=>t==e);let{row:l,column:u}=c;switch(t){case"left":u--;break;case"up":l--;break;case"right":u+=c.cellWidth;break;case"down":l+=c.cellHeight}if(l<0||l>s||u<0&&l<=0||u>a&&l>=s)return void i.change(e=>{e.setSelection(e.createRangeOn(o))});u<0?(u=n?0:a,l--):u>a&&(u=n?a:0,l++);const d=r.find(e=>e.row==l&&e.column==u).cell,h=["right","down"].includes(t),f=this.editor.plugins.get("TableSelection");if(n&&f.isEnabled){const t=f.getAnchorCell()||e;f.setCellSelection(t,d)}else{const e=i.createPositionAt(d,h?0:"end");i.change(t=>{t.setSelection(e)})}}}class _p extends ts{constructor(e){super(e),this.domEventType=["mousemove","mouseleave"]}onDomEvent(e){this.fire(e.type,e)}}class kp extends Qe{static get pluginName(){return"TableMouse"}static get requires(){return[pp]}init(){this.editor.editing.view.addObserver(_p),this._enableShiftClickSelection(),this._enableMouseDragSelection()}_enableShiftClickSelection(){const e=this.editor;let t=!1;const n=e.plugins.get(pp);this.listenTo(e.editing.view.document,"mousedown",(i,o)=>{if(!this.isEnabled||!n.isEnabled)return;if(!o.domEvent.shiftKey)return;const r=n.getAnchorCell()||df(e.model.document.selection)[0];if(!r)return;const s=this._getModelTableCellFromDomEvent(o);s&&yp(r,s)&&(t=!0,n.setCellSelection(r,s),o.preventDefault())}),this.listenTo(e.editing.view.document,"mouseup",()=>{t=!1}),this.listenTo(e.editing.view.document,"selectionChange",e=>{t&&e.stop()},{priority:"highest"})}_enableMouseDragSelection(){const e=this.editor;let t,n,i=!1,o=!1;const r=e.plugins.get(pp);this.listenTo(e.editing.view.document,"mousedown",(e,n)=>{this.isEnabled&&r.isEnabled&&(n.domEvent.shiftKey||n.domEvent.ctrlKey||n.domEvent.altKey||(t=this._getModelTableCellFromDomEvent(n)))}),this.listenTo(e.editing.view.document,"mousemove",(e,s)=>{if(!s.domEvent.buttons)return;if(!t)return;const a=this._getModelTableCellFromDomEvent(s);a&&yp(t,a)&&(n=a,i||n==t||(i=!0)),i&&(o=!0,r.setCellSelection(t,n),s.preventDefault())}),this.listenTo(e.editing.view.document,"mouseup",()=>{i=!1,o=!1,t=null,n=null}),this.listenTo(e.editing.view.document,"selectionChange",e=>{o&&e.stop()},{priority:"highest"})}_getModelTableCellFromDomEvent(e){const t=e.target,n=this.editor.editing.view.createPositionAt(t,0);return this.editor.editing.mapper.toModelPosition(n).parent.findAncestor("tableCell",{includeSelf:!0})}}function yp(e,t){return e.parent.parent==t.parent.parent}n(101);class xp extends Qe{static get requires(){return[cp,hp,pp,kp,wp,gp,Th]}static get pluginName(){return"Table"}}function Ap(e,t,n,i){let o,r=null;"function"==typeof i?o=i:(r=e.commands.get(i),o=()=>{e.execute(i)}),e.model.document.on("change:data",(s,a)=>{if(r&&!r.isEnabled||!t.isEnabled)return;const c=Rs(e.model.document.selection.getRanges());if(!c.isCollapsed)return;if("transparent"==a.type)return;const l=Array.from(e.model.document.differ.getChanges()),u=l[0];if(1!=l.length||"insert"!==u.type||"$text"!=u.name||1!=u.length)return;const d=u.position.parent;if(d.is("element","codeBlock"))return;if(d.is("element","listItem")&&"function"!=typeof i&&!["numberedList","bulletedList","todoList"].includes(i))return;if(r&&!0===r.value)return;const h=d.getChild(0),f=e.model.createRangeOn(h);if(!f.containsRange(c)&&!c.end.isEqual(f.end))return;const p=n.exec(h.data.substr(0,c.end.offset));p&&e.model.enqueueChange(t=>{const n=t.createPositionAt(d,0),i=t.createPositionAt(d,p[0].length),r=new va(n,i);if(!1!==o({match:p})){t.remove(r);const n=e.model.document.selection.getFirstRange(),i=t.createRangeIn(d);!d.isEmpty||i.isEqual(n)||i.containsRange(n,!0)||t.remove(d)}r.detach()})})}function Cp(e,t,n,i){let o,r;n instanceof RegExp?o=n:r=n,r=r||(e=>{let t;const n=[],i=[];for(;null!==(t=o.exec(e))&&!(t&&t.length<4);){let{index:e,1:o,2:r,3:s}=t;const a=o+r+s;e+=t[0].length-a.length;const c=[e,e+o.length],l=[e+o.length+r.length,e+o.length+r.length+s.length];n.push(c),n.push(l),i.push([e+o.length,e+o.length+r.length])}return{remove:n,format:i}}),e.model.document.on("change:data",(n,o)=>{if("transparent"==o.type||!t.isEnabled)return;const s=e.model,a=s.document.selection;if(!a.isCollapsed)return;const c=Array.from(s.document.differ.getChanges()),l=c[0];if(1!=c.length||"insert"!==l.type||"$text"!=l.name||1!=l.length)return;const u=a.focus,d=u.parent,{text:h,range:f}=function(e,t){let n=e.start;return{text:Array.from(e.getItems()).reduce((e,i)=>!i.is("$text")&&!i.is("$textProxy")||i.getAttribute("code")?(n=t.createPositionAfter(i),""):e+i.data,""),range:t.createRange(n,e.end)}}(s.createRange(s.createPositionAt(d,0),u),s),p=r(h),g=Ep(f.start,p.format,s),m=Ep(f.start,p.remove,s);g.length&&m.length&&s.enqueueChange(e=>{if(!1!==i(e,g))for(const t of m.reverse())e.remove(t)})})}function Ep(e,t,n){return t.filter(e=>void 0!==e[0]&&void 0!==e[1]).map(t=>n.createRange(e.getShiftedBy(t[0]),e.getShiftedBy(t[1])))}class Tp extends Qe{static get pluginName(){return"Autoformat"}afterInit(){this._addListAutoformats(),this._addBasicStylesAutoformats(),this._addHeadingAutoformats(),this._addBlockQuoteAutoformats(),this._addCodeBlockAutoformats(),this._addHorizontalLineAutoformats()}_addListAutoformats(){const e=this.editor.commands;e.get("bulletedList")&&Ap(this.editor,this,/^[*-]\s$/,"bulletedList"),e.get("numberedList")&&Ap(this.editor,this,/^1[.|)]\s$/,"numberedList"),e.get("todoList")&&Ap(this.editor,this,/^\[\s?\]\s$/,"todoList"),e.get("checkTodoList")&&Ap(this.editor,this,/^\[\s?x\s?\]\s$/,()=>{this.editor.execute("todoList"),this.editor.execute("checkTodoList")})}_addBasicStylesAutoformats(){const e=this.editor.commands;if(e.get("bold")){const e=Sp(this.editor,"bold");Cp(this.editor,this,/(?:^|\s)(\*\*)([^*]+)(\*\*)$/g,e),Cp(this.editor,this,/(?:^|\s)(__)([^_]+)(__)$/g,e)}if(e.get("italic")){const e=Sp(this.editor,"italic");Cp(this.editor,this,/(?:^|\s)(\*)([^*_]+)(\*)$/g,e),Cp(this.editor,this,/(?:^|\s)(_)([^_]+)(_)$/g,e)}if(e.get("code")){const e=Sp(this.editor,"code");Cp(this.editor,this,/(`)([^`]+)(`)$/g,e)}if(e.get("strikethrough")){const e=Sp(this.editor,"strikethrough");Cp(this.editor,this,/(~~)([^~]+)(~~)$/g,e)}}_addHeadingAutoformats(){const e=this.editor.commands.get("heading");e&&e.modelElements.filter(e=>e.match(/^heading[1-6]$/)).forEach(t=>{const n=t[7],i=new RegExp(`^(#{${n}})\\s$`);Ap(this.editor,this,i,()=>{if(!e.isEnabled||e.value===t)return!1;this.editor.execute("heading",{value:t})})})}_addBlockQuoteAutoformats(){this.editor.commands.get("blockQuote")&&Ap(this.editor,this,/^>\s$/,"blockQuote")}_addCodeBlockAutoformats(){const e=this.editor,t=e.model.document.selection;e.commands.get("codeBlock")&&Ap(e,this,/^```$/,()=>{if(t.getFirstPosition().parent.is("element","listItem"))return!1;this.editor.execute("codeBlock",{usePreviousLanguageChoice:!0})})}_addHorizontalLineAutoformats(){this.editor.commands.get("horizontalLine")&&Ap(this.editor,this,/^---$/,"horizontalLine")}}function Sp(e,t){return(n,i)=>{if(!e.commands.get(t).isEnabled)return!1;const o=e.model.schema.getValidRanges(i,t);for(const e of o)n.setAttribute(t,!0,e);n.removeSelectionAttribute(t)}}class Pp{constructor(e){this.files=function(e){const t=e.files?Array.from(e.files):[],n=e.items?Array.from(e.items):[];if(t.length)return t;return n.filter(e=>"file"===e.kind).map(e=>e.getAsFile())}(e),this._native=e}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}class Ip extends ts{constructor(e){super(e);const t=this.document;function n(e){return(n,i)=>{i.preventDefault();const r=i.dropRange?[i.dropRange]:null,s=new o(t,e);t.fire(s,{dataTransfer:i.dataTransfer,method:n.name,targetRanges:r,target:i.target}),s.stop.called&&i.stopPropagation()}}this.domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"],this.listenTo(t,"paste",n("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",n("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",n("dragging"),{priority:"low"})}onDomEvent(e){const t={dataTransfer:new Pp(e.clipboardData?e.clipboardData:e.dataTransfer)};"drop"!=e.type&&"dragover"!=e.type||(t.dropRange=function(e,t){const n=t.target.ownerDocument,i=t.clientX,o=t.clientY;let r;n.caretRangeFromPoint&&n.caretRangeFromPoint(i,o)?r=n.caretRangeFromPoint(i,o):t.rangeParent&&(r=n.createRange(),r.setStart(t.rangeParent,t.rangeOffset),r.collapse(!0));if(r)return e.domConverter.domRangeToView(r);return null}(this.view,e)),this.fire(e.type,e,t)}}const Mp=["figcaption","li"];class Op extends Qe{static get pluginName(){return"ClipboardPipeline"}init(){this.editor.editing.view.addObserver(Ip),this._setupPasteDrop(),this._setupCopyCut()}_setupPasteDrop(){const e=this.editor,t=e.model,n=e.editing.view,i=n.document;this.listenTo(i,"clipboardInput",t=>{e.isReadOnly&&t.stop()},{priority:"highest"}),this.listenTo(i,"clipboardInput",(e,t)=>{const i=t.dataTransfer;let r=t.content||"";var s;r||(i.getData("text/html")?r=function(e){return e.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,(e,t)=>1==t.length?" ":t)}(i.getData("text/html")):i.getData("text/plain")&&(((s=(s=i.getData("text/plain")).replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/\r?\n\r?\n/g,"</p><p>").replace(/\r?\n/g,"<br>").replace(/^\s/,"&nbsp;").replace(/\s$/,"&nbsp;").replace(/\s\s/g," &nbsp;")).includes("</p><p>")||s.includes("<br>"))&&(s=`<p>${s}</p>`),r=s),r=this.editor.data.htmlProcessor.toView(r));const a=new o(this,"inputTransformation");this.fire(a,{content:r,dataTransfer:i,targetRanges:t.targetRanges,method:t.method}),a.stop.called&&e.stop(),n.scrollToTheSelection()},{priority:"low"}),this.listenTo(this,"inputTransformation",(e,n)=>{if(n.content.isEmpty)return;const i=this.editor.data.toModel(n.content,"$clipboardHolder");0!=i.childCount&&(e.stop(),t.change(()=>{this.fire("contentInsertion",{content:i,method:n.method,dataTransfer:n.dataTransfer,targetRanges:n.targetRanges})}))},{priority:"low"}),this.listenTo(this,"contentInsertion",(e,n)=>{n.resultRange=t.insertContent(n.content)},{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,n=e.editing.view.document;function i(i,o){const r=o.dataTransfer;o.preventDefault();const s=e.data.toView(e.model.getSelectedContent(t.selection));n.fire("clipboardOutput",{dataTransfer:r,content:s,method:i.name})}this.listenTo(n,"copy",i,{priority:"low"}),this.listenTo(n,"cut",(t,n)=>{e.isReadOnly?n.preventDefault():i(t,n)},{priority:"low"}),this.listenTo(n,"clipboardOutput",(n,i)=>{i.content.isEmpty||(i.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(i.content)),i.dataTransfer.setData("text/plain",function e(t){let n="";if(t.is("$text")||t.is("$textProxy"))n=t.data;else if(t.is("element","img")&&t.hasAttribute("alt"))n=t.getAttribute("alt");else if(t.is("element","br"))n="\n";else{let i=null;for(const o of t.getChildren()){const t=e(o);i&&(i.is("containerElement")||o.is("containerElement"))&&(Mp.includes(i.name)||Mp.includes(o.name)?n+="\n":n+="\n\n"),n+=t,i=o}}return n}(i.content))),"cut"==i.method&&e.model.deleteContent(t.selection)},{priority:"low"})}}n(103);class Rp extends Qe{static get pluginName(){return"DragDrop"}static get requires(){return[Op,Th]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,this._updateDropMarkerThrottled=jh(e=>this._updateDropMarker(e),40),this._removeDropMarkerDelayed=zp(()=>this._removeDropMarker(),40),this._clearDraggableAttributesDelayed=zp(()=>this._clearDraggableAttributes(),40),t.addObserver(Ip),t.addObserver(vd),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDropMarker(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",(e,t,n)=>{n?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")}),this.on("change:isEnabled",(e,t,n)=>{n||this._finalizeDragging(!1)}),Po.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._updateDropMarkerThrottled.cancel(),this._removeDropMarkerDelayed.cancel(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,n=t.document,i=e.editing.view,o=i.document;this.listenTo(o,"dragstart",(i,r)=>{const a=n.selection;if(r.target&&r.target.is("editableElement"))return void r.preventDefault();const c=r.target?Dp(r.target):null;if(c){const n=e.editing.mapper.toModelElement(c);this._draggedRange=va.fromRange(t.createRangeOn(n)),e.plugins.has("WidgetToolbarRepository")&&e.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}else if(!o.selection.isCollapsed){const e=o.selection.getSelectedElement();e&&ah(e)||(this._draggedRange=va.fromRange(a.getFirstRange()))}if(!this._draggedRange)return void r.preventDefault();this._draggingUid=s(),r.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",r.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const l=t.createSelection(this._draggedRange.toRange()),u=e.data.toView(t.getSelectedContent(l));o.fire("clipboardOutput",{dataTransfer:r.dataTransfer,content:u,method:i.name}),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")},{priority:"low"}),this.listenTo(o,"dragend",(e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)},{priority:"low"}),this.listenTo(o,"dragenter",()=>{this.isEnabled&&i.focus()}),this.listenTo(o,"dragleave",()=>{this._removeDropMarkerDelayed()}),this.listenTo(o,"dragging",(t,n)=>{if(!this.isEnabled)return void(n.dataTransfer.dropEffect="none");this._removeDropMarkerDelayed.cancel();const i=Np(e,n.targetRanges,n.target);this._draggedRange||(n.dataTransfer.dropEffect="copy"),Po.isGecko||("copy"==n.dataTransfer.effectAllowed?n.dataTransfer.dropEffect="copy":["all","copyMove"].includes(n.dataTransfer.effectAllowed)&&(n.dataTransfer.dropEffect="move")),i&&this._updateDropMarkerThrottled(i)},{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"clipboardInput",(t,n)=>{if("drop"!=n.method)return;const i=Np(e,n.targetRanges,n.target);if(this._removeDropMarker(),!i)return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=n.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==jp(n.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(i,!0))return this._finalizeDragging(!1),void t.stop();n.targetRanges=[e.editing.mapper.toViewRange(i)]},{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(Op);e.on("contentInsertion",(e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const n=t.targetRanges.map(e=>this.editor.editing.mapper.toModelRange(e));this.editor.model.change(e=>e.setSelection(n))},{priority:"high"}),e.on("contentInsertion",(e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const n="move"==jp(t.dataTransfer),i=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(i&&n)},{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,n=t.document;this.listenTo(n,"mousedown",(i,o)=>{if(Po.isAndroid||!o)return;this._clearDraggableAttributesDelayed.cancel();let r=Dp(o.target);if(Po.isBlink&&!e.isReadOnly&&!r&&!n.selection.isCollapsed){const e=n.selection.getSelectedElement();e&&ah(e)||(r=n.selection.editableElement)}r&&(t.change(e=>{e.setAttribute("draggable","true",r)}),this._draggableElement=e.editing.mapper.toModelElement(r))}),this.listenTo(n,"mouseup",()=>{Po.isAndroid||this._clearDraggableAttributesDelayed()})}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change(t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null})}_setupDropMarker(){const e=this.editor;e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:n})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return n.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.innerHTML="&NoBreak;<span></span>&NoBreak;",t}))}})}_updateDropMarker(e){const t=this.editor,n=t.model.markers;t.model.change(t=>{n.has("drop-target")?n.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})})}_removeDropMarker(){const e=this.editor.model;this._removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),e.markers.has("drop-target")&&e.change(e=>{e.removeMarker("drop-target")})}_finalizeDragging(e){const t=this.editor,n=t.model;this._removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")&&t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop"),this._draggingUid="",this._draggedRange&&(e&&this.isEnabled&&n.deleteContent(n.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}}function Np(e,t,n){const i=e.model,o=e.editing.mapper;let r=null;const s=t?t[0].start:null;if(n.is("uiElement")&&(n=n.parent),r=function(e,t){const n=e.model,i=e.editing.mapper;if(ah(t))return n.createRangeOn(i.toModelElement(t));if(!t.is("editableElement")){const e=t.findAncestor(e=>ah(e)||e.is("editableElement"));if(ah(e))return n.createRangeOn(i.toModelElement(e))}return null}(e,n),r)return r;const a=function(e,t){const n=e.editing.mapper,i=e.editing.view,o=n.toModelElement(t);if(o)return o;const r=i.createPositionBefore(t),s=n.findMappedViewAncestor(r);return n.toModelElement(s)}(e,n),c=s?o.toModelPosition(s):null;return c?(r=function(e,t,n){const i=e.model;if(!i.schema.checkChild(n,"$block"))return null;const o=i.createPositionAt(n,0),r=t.path.slice(0,o.path.length),s=i.createPositionFromPath(t.root,r).nodeAfter;if(s&&i.schema.isObject(s))return i.createRangeOn(s);return null}(e,c,a),r||(r=i.schema.getNearestSelectionRange(c,Po.isGecko?"forward":"backward"),r||function(e,t){const n=e.model;for(;t;){if(n.schema.isObject(t))return n.createRangeOn(t);t=t.parent}}(e,c.parent))):function(e,t){const n=e.model,i=n.schema,o=n.createPositionAt(t,0);return i.getNearestSelectionRange(o,"forward")}(e,a)}function jp(e){return Po.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function zp(e,t){let n;function i(...o){i.cancel(),n=setTimeout(()=>e(...o),t)}return i.cancel=()=>{clearTimeout(n)},i}function Dp(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(ah);if(ah(e))return e;const t=e.findAncestor(e=>ah(e)||e.is("editableElement"));return ah(t)?t:null}class Lp extends Qe{static get pluginName(){return"PastePlainText"}static get requires(){return[Op]}init(){const e=this.editor,t=e.model,n=e.editing.view,i=n.document,o=t.document.selection;let r=!1;n.addObserver(Ip),this.listenTo(i,"keydown",(e,t)=>{r=t.shiftKey}),e.plugins.get(Op).on("contentInsertion",(e,n)=>{(r||function(e,t){if(e.childCount>1)return!1;const n=e.getChild(0);if(t.isObject(n))return!1;return 0==[...n.getAttributeKeys()].length}(n.content,t.schema))&&t.change(e=>{const i=Array.from(o.getAttributes()).filter(([e])=>t.schema.getAttributeProperties(e).isFormatting);o.isCollapsed||t.deleteContent(o,{doNotAutoparagraph:!0}),i.push(...o.getAttributes());const r=e.createRangeIn(n.content);for(const t of r.getItems())t.is("$textProxy")&&e.setAttributes(i,t)})})}}class Vp extends Qe{static get pluginName(){return"Clipboard"}static get requires(){return[Op,Rp,Lp]}}class Bp extends Ze{execute(){const e=this.editor.model,t=e.document;e.change(n=>{!function(e,t,n){const i=n.isCollapsed,o=n.getFirstRange(),r=o.start.parent,s=o.end.parent,a=r==s;if(i){const i=Gd(e.schema,n.getAttributes());Fp(e,t,o.end),t.removeSelectionAttribute(n.getAttributeKeys()),t.setSelectionAttribute(i)}else{const i=!(o.start.isAtStart&&o.end.isAtEnd);e.deleteContent(n,{leaveUnmerged:i}),a?Fp(e,t,n.focus):i&&t.setSelection(s,0)}}(e,n,t.selection),this.fire("afterExecute",{writer:n})})}refresh(){const e=this.editor.model,t=e.document;this.isEnabled=function(e,t){if(t.rangeCount>1)return!1;const n=t.anchor;if(!n||!e.checkChild(n,"softBreak"))return!1;const i=t.getFirstRange(),o=i.start.parent,r=i.end.parent;if((Hp(o,e)||Hp(r,e))&&o!==r)return!1;return!0}(e.schema,t.selection)}}function Fp(e,t,n){const i=t.createElement("softBreak");e.insertContent(i,n),t.setSelection(i,"after")}function Hp(e,t){return!e.is("rootElement")&&(t.isLimit(e)||Hp(e.parent,t))}class Up extends Qe{static get pluginName(){return"ShiftEnter"}init(){const e=this.editor,t=e.model.schema,n=e.conversion,i=e.editing.view,o=i.document;t.register("softBreak",{allowWhere:"$text",isInline:!0}),n.for("upcast").elementToElement({model:"softBreak",view:"br"}),n.for("downcast").elementToElement({model:"softBreak",view:(e,{writer:t})=>t.createEmptyElement("br")}),i.addObserver(Jd),e.commands.add("shiftEnter",new Bp(e)),this.listenTo(o,"enter",(t,n)=>{n.preventDefault(),n.isSoft&&(e.execute("shiftEnter"),i.scrollToTheSelection())},{priority:"low"})}}class Wp extends Ze{execute(){const e=this.editor.model,t=e.document.selection;let n=e.schema.getLimitElement(t);if(t.containsEntireContent(n)||!qp(e.schema,n))do{if(n=n.parent,!n)return}while(!qp(e.schema,n));e.change(e=>{e.setSelection(n,"in")})}}function qp(e,t){return e.isLimit(t)&&(e.checkChild(t,"$text")||e.checkChild(t,"paragraph"))}const $p=jo("Ctrl+A");class Yp extends Qe{static get pluginName(){return"SelectAllEditing"}init(){const e=this.editor,t=e.editing.view.document;e.commands.add("selectAll",new Wp(e)),this.listenTo(t,"keydown",(t,n)=>{No(n)===$p&&(e.execute("selectAll"),n.preventDefault())})}}class Gp extends Qe{static get pluginName(){return"SelectAllUI"}init(){const e=this.editor;e.ui.componentFactory.add("selectAll",t=>{const n=e.commands.get("selectAll"),i=new iu(t),o=t.t;return i.set({label:o("Select all"),icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M.75 15.5a.75.75 0 0 1 .75.75V18l.008.09A.5.5 0 0 0 2 18.5h1.75a.75.75 0 1 1 0 1.5H1.5l-.144-.007a1.5 1.5 0 0 1-1.35-1.349L0 18.5v-2.25a.75.75 0 0 1 .75-.75zm18.5 0a.75.75 0 0 1 .75.75v2.25l-.007.144a1.5 1.5 0 0 1-1.349 1.35L18.5 20h-2.25a.75.75 0 1 1 0-1.5H18a.5.5 0 0 0 .492-.41L18.5 18v-1.75a.75.75 0 0 1 .75-.75zm-10.45 3c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm.45-5.5a.75.75 0 1 1 0 1.5h-8.5a.75.75 0 1 1 0-1.5h8.5zM1.3 11c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5H4.75a.75.75 0 1 1 0-1.5h10.5zM1.3 7c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5h-2.5a.75.75 0 1 1 0-1.5h2.5zm-5 0a.75.75 0 1 1 0 1.5h-5.5a.75.75 0 0 1 0-1.5h5.5zm-6.5-5a.75.75 0 0 1 0 1.5H2a.5.5 0 0 0-.492.41L1.5 2v1.75a.75.75 0 0 1-1.5 0V1.5l.007-.144A1.5 1.5 0 0 1 1.356.006L1.5 0h2.25zM18.5 0l.144.007a1.5 1.5 0 0 1 1.35 1.349L20 1.5v2.25a.75.75 0 1 1-1.5 0V2l-.008-.09A.5.5 0 0 0 18 1.5h-1.75a.75.75 0 1 1 0-1.5h2.25zM8.8 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6z"/></svg>',keystroke:"Ctrl+A",tooltip:!0}),i.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(i,"execute",()=>{e.execute("selectAll"),e.editing.view.focus()}),i})}}class Kp extends Qe{static get requires(){return[Yp,Gp]}static get pluginName(){return"SelectAll"}}class Qp extends Ze{constructor(e,t){super(e),this._buffer=new Xd(e.model,t),this._batches=new WeakSet}get buffer(){return this._buffer}destroy(){super.destroy(),this._buffer.destroy()}execute(e={}){const t=this.editor.model,n=t.document,i=e.text||"",o=i.length,r=e.range?t.createSelection(e.range):n.selection,s=e.resultRange;t.enqueueChange(this._buffer.batch,e=>{this._buffer.lock(),this._batches.add(this._buffer.batch),t.deleteContent(r),i&&t.insertContent(e.createText(i,n.selection.getAttributes()),r),s?e.setSelection(s):r.is("documentSelection")||e.setSelection(r),this._buffer.unlock(),this._buffer.input(o)})}}function Jp(e){if(e.newChildren.length-e.oldChildren.length!=1)return;const t=function(e,t){const n=[];let i,o=0;return e.forEach(e=>{"equal"==e?(r(),o++):"insert"==e?(s("insert")?i.values.push(t[o]):(r(),i={type:"insert",index:o,values:[t[o]]}),o++):s("delete")?i.howMany++:(r(),i={type:"delete",index:o,howMany:1})}),r(),n;function r(){i&&(n.push(i),i=null)}function s(e){return i&&i.type==e}}(fr(e.oldChildren,e.newChildren,Zp),e.newChildren);if(t.length>1)return;const n=t[0];return n.values[0]&&n.values[0].is("$text")?n:void 0}function Zp(e,t){return e&&e.is("$text")&&t&&t.is("$text")?e.data===t.data:e===t}class Xp{constructor(e){this.editor=e,this.editing=this.editor.editing}handle(e,t){if(function(e){if(0==e.length)return!1;for(const t of e)if("children"===t.type&&!Jp(t))return!0;return!1}(e))this._handleContainerChildrenMutations(e,t);else for(const n of e)this._handleTextMutation(n,t),this._handleTextNodeInsertion(n)}_handleContainerChildrenMutations(e,t){const n=function(e){const t=e.map(e=>e.node).reduce((e,t)=>e.getCommonAncestor(t,{includeSelf:!0}));if(!t)return;return t.getAncestors({includeSelf:!0,parentFirst:!0}).find(e=>e.is("containerElement")||e.is("rootElement"))}(e);if(!n)return;const i=this.editor.editing.view.domConverter.mapViewToDom(n),o=new Tr(this.editor.editing.view.document),r=this.editor.data.toModel(o.domToView(i)).getChild(0),s=this.editor.editing.mapper.toModelElement(n);if(!s)return;const a=Array.from(r.getChildren()),c=Array.from(s.getChildren()),l=a[a.length-1],u=c[c.length-1],d=l&&l.is("element","softBreak"),h=u&&!u.is("element","softBreak");d&&h&&a.pop();const f=this.editor.model.schema;if(!eg(a,f)||!eg(c,f))return;const p=a.map(e=>e.is("$text")?e.data:"@").join("").replace(/\u00A0/g," "),g=c.map(e=>e.is("$text")?e.data:"@").join("").replace(/\u00A0/g," ");if(g===p)return;const m=fr(g,p),{firstChangeAt:b,insertions:v,deletions:w}=tg(m);let _=null;t&&(_=this.editing.mapper.toModelRange(t.getFirstRange()));const k=p.substr(b,v),y=this.editor.model.createRange(this.editor.model.createPositionAt(s,b),this.editor.model.createPositionAt(s,b+w));this.editor.execute("input",{text:k,range:y,resultRange:_})}_handleTextMutation(e,t){if("text"!=e.type)return;const n=e.newText.replace(/\u00A0/g," "),i=e.oldText.replace(/\u00A0/g," ");if(i===n)return;const o=fr(i,n),{firstChangeAt:r,insertions:s,deletions:a}=tg(o);let c=null;t&&(c=this.editing.mapper.toModelRange(t.getFirstRange()));const l=this.editing.view.createPositionAt(e.node,r),u=this.editing.mapper.toModelPosition(l),d=this.editor.model.createRange(u,u.getShiftedBy(a)),h=n.substr(r,s);this.editor.execute("input",{text:h,range:d,resultRange:c})}_handleTextNodeInsertion(e){if("children"!=e.type)return;const t=Jp(e),n=this.editing.view.createPositionAt(e.node,t.index),i=this.editing.mapper.toModelPosition(n),o=t.values[0].data;this.editor.execute("input",{text:o.replace(/\u00A0/g," "),range:this.editor.model.createRange(i)})}}function eg(e,t){return e.every(e=>t.isInline(e))}function tg(e){let t=null,n=null;for(let i=0;i<e.length;i++){"equal"!=e[i]&&(t=null===t?i:t,n=i)}let i=0,o=0;for(let r=t;r<=n;r++)"insert"!=e[r]&&i++,"delete"!=e[r]&&o++;return{insertions:o,deletions:i,firstChangeAt:t}}class ng extends Qe{static get pluginName(){return"Input"}init(){const e=this.editor,t=new Qp(e,e.config.get("typing.undoStep")||20);e.commands.add("input",t),function(e){let t=null;const n=e.model,i=e.editing.view,o=e.commands.get("input");function r(e){const r=n.document,a=i.document.isComposing,c=t&&t.isEqual(r.selection);t=null,o.isEnabled&&(_h(e)||r.selection.isCollapsed||a&&229===e.keyCode||!a&&229===e.keyCode&&c||s())}function s(){const e=o.buffer;e.lock();const t=e.batch;o._batches.add(t),n.enqueueChange(t,()=>{n.deleteContent(n.document.selection)}),e.unlock()}Po.isAndroid?i.document.on("beforeinput",(e,t)=>r(t),{priority:"lowest"}):i.document.on("keydown",(e,t)=>r(t),{priority:"lowest"}),i.document.on("compositionstart",(function(){const e=n.document,t=1!==e.selection.rangeCount||e.selection.getFirstRange().isFlat;if(e.selection.isCollapsed||t)return;s()}),{priority:"lowest"}),i.document.on("compositionend",()=>{t=n.createSelection(n.document.selection)},{priority:"lowest"})}(e),function(e){e.editing.view.document.on("mutations",(t,n,i)=>{new Xp(e).handle(n,i)})}(e)}isInput(e){return this.editor.commands.get("input")._batches.has(e)}}class ig extends Qe{static get requires(){return[ng,nh]}static get pluginName(){return"Typing"}}function og(e,t){let n=e.start;return{text:Array.from(e.getItems()).reduce((e,i)=>i.is("$text")||i.is("$textProxy")?e+i.data:(n=t.createPositionAfter(i),""),""),range:t.createRange(n,e.end)}}class rg{constructor(e,t){this.model=e,this.testCallback=t,this.hasMatch=!1,this.set("isEnabled",!0),this.on("change:isEnabled",()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document))}),this._startListening()}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",(t,{directChange:n})=>{n&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this.hasMatch=!1))}),this.listenTo(e,"change:data",(e,t)=>{"transparent"!=t.type&&this._evaluateTextBeforeSelection("data",{batch:t})})}_evaluateTextBeforeSelection(e,t={}){const n=this.model,i=n.document.selection,o=n.createRange(n.createPositionAt(i.focus.parent,0),i.focus),{text:r,range:s}=og(o,n),a=this.testCallback(r);if(!a&&this.hasMatch&&this.fire("unmatched"),this.hasMatch=!!a,a){const n=Object.assign(t,{text:r,range:s});"object"==typeof a&&Object.assign(n,a),this.fire("matched:"+e,n)}}}Ke(rg,Ue);class sg extends Qe{static get pluginName(){return"TwoStepCaretMovement"}constructor(e){super(e),this.attributes=new Set,this._overrideUid=null}init(){const e=this.editor,t=e.model,n=e.editing.view,i=e.locale,o=t.document.selection;this.listenTo(n.document,"arrowKey",(e,t)=>{if(!o.isCollapsed)return;if(t.shiftKey||t.altKey||t.ctrlKey)return;const n=t.keyCode==Oo.arrowright,r=t.keyCode==Oo.arrowleft;if(!n&&!r)return;const s=i.contentLanguageDirection;let a=!1;a="ltr"===s&&n||"rtl"===s&&r?this._handleForwardMovement(t):this._handleBackwardMovement(t),!0===a&&e.stop()},{context:"$text",priority:"highest"}),this._isNextGravityRestorationSkipped=!1,this.listenTo(o,"change:range",(e,t)=>{this._isNextGravityRestorationSkipped?this._isNextGravityRestorationSkipped=!1:this._isGravityOverridden&&(!t.directChange&&ug(o.getFirstPosition(),this.attributes)||this._restoreGravity())})}registerAttribute(e){this.attributes.add(e)}_handleForwardMovement(e){const t=this.attributes,n=this.editor.model.document.selection,i=n.getFirstPosition();return!this._isGravityOverridden&&((!i.isAtStart||!ag(n,t))&&(ug(i,t)?(lg(e),this._overrideGravity(),!0):void 0))}_handleBackwardMovement(e){const t=this.attributes,n=this.editor.model,i=n.document.selection,o=i.getFirstPosition();return this._isGravityOverridden?(lg(e),this._restoreGravity(),cg(n,t,o),!0):o.isAtStart?!!ag(i,t)&&(lg(e),cg(n,t,o),!0):function(e,t){return ug(e.getShiftedBy(-1),t)}(o,t)?o.isAtEnd&&!ag(i,t)&&ug(o,t)?(lg(e),cg(n,t,o),!0):(this._isNextGravityRestorationSkipped=!0,this._overrideGravity(),!1):void 0}get _isGravityOverridden(){return!!this._overrideUid}_overrideGravity(){this._overrideUid=this.editor.model.change(e=>e.overrideSelectionGravity())}_restoreGravity(){this.editor.model.change(e=>{e.restoreSelectionGravity(this._overrideUid),this._overrideUid=null})}}function ag(e,t){for(const n of t)if(e.hasAttribute(n))return!0;return!1}function cg(e,t,n){const i=n.nodeBefore;e.change(e=>{i?e.setSelectionAttribute(i.getAttributes()):e.removeSelectionAttribute(t)})}function lg(e){e.preventDefault()}function ug(e,t){const{nodeBefore:n,nodeAfter:i}=e;for(const e of t){const t=n?n.getAttribute(e):void 0;if((i?i.getAttribute(e):void 0)!==t)return!0}return!1}var dg=/[\\^$.*+?()[\]{}|]/g;RegExp(dg.source);hg('"'),hg("'"),hg("'"),hg('"'),hg('"'),hg("'");function hg(e){return new RegExp(`(^|\\s)(${e})([^${e}]*)(${e})$`)}function fg(e,t,n,i){return i.createRange(pg(e,t,n,!0,i),pg(e,t,n,!1,i))}function pg(e,t,n,i,o){let r=e.textNode||(i?e.nodeBefore:e.nodeAfter),s=null;for(;r&&r.getAttribute(t)==n;)s=r,r=i?r.previousSibling:r.nextSibling;return s?o.createPositionAt(s,i?"before":"after"):e}function gg(e,t,n,i){const o=e.editing.view,r=new Set;o.document.registerPostFixer(o=>{const s=e.model.document.selection;let a=!1;if(s.hasAttribute(t)){const c=fg(s.getFirstPosition(),t,s.getAttribute(t),e.model),l=e.editing.mapper.toViewRange(c);for(const e of l.getItems())e.is("element",n)&&!e.hasClass(i)&&(o.addClass(i,e),r.add(e),a=!0)}return a}),e.conversion.for("editingDowncast").add(e=>{function t(){o.change(e=>{for(const t of r.values())e.removeClass(i,t),r.delete(t)})}e.on("insert",t,{priority:"highest"}),e.on("remove",t,{priority:"highest"}),e.on("attribute",t,{priority:"highest"}),e.on("selection",t,{priority:"highest"})})}class mg extends Ze{constructor(e){super(e),this._stack=[],this._createdBatches=new WeakSet,this.refresh(),this.listenTo(e.data,"set",(e,t)=>{t[1]={...t[1]};const n=t[1];n.batchType||(n.batchType="transparent")},{priority:"high"}),this.listenTo(e.data,"set",(e,t)=>{"transparent"===t[1].batchType&&this.clearStack()})}refresh(){this.isEnabled=this._stack.length>0}addBatch(e){const t=this.editor.model.document.selection,n={ranges:t.hasOwnRange?Array.from(t.getRanges()):[],isBackward:t.isBackward};this._stack.push({batch:e,selection:n}),this.refresh()}clearStack(){this._stack=[],this.refresh()}_restoreSelection(e,t,n){const i=this.editor.model,o=i.document,r=[],s=e.map(e=>e.getTransformedByOperations(n)),a=s.flat();for(const e of s){const t=e.filter(e=>e.root!=o.graveyard).filter(e=>!vg(e,a));t.length&&(bg(t),r.push(t[0]))}r.length&&i.change(e=>{e.setSelection(r,{backward:t})})}_undo(e,t){const n=this.editor.model,i=n.document;this._createdBatches.add(t);const o=e.operations.slice().filter(e=>e.isDocumentOperation);o.reverse();for(const e of o){const o=e.baseVersion+1,r=Array.from(i.history.getOperations(o)),s=ud([e.getReversed()],r,{useRelations:!0,document:this.editor.model.document,padWithNoOps:!1,forceWeakRemove:!0}).operationsA;for(const o of s)t.addOperation(o),n.applyOperation(o),i.history.setOperationAsUndone(e,o)}}}function bg(e){e.sort((e,t)=>e.start.isBefore(t.start)?-1:1);for(let t=1;t<e.length;t++){const n=e[t-1].getJoined(e[t],!0);n&&(t--,e.splice(t,2,n))}}function vg(e,t){return t.some(t=>t!==e&&t.containsRange(e,!0))}class wg extends mg{execute(e=null){const t=e?this._stack.findIndex(t=>t.batch==e):this._stack.length-1,n=this._stack.splice(t,1)[0],i=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(i,()=>{this._undo(n.batch,i);const e=this.editor.model.document.history.getOperations(n.batch.baseVersion);this._restoreSelection(n.selection.ranges,n.selection.isBackward,e),this.fire("revert",n.batch,i)}),this.refresh()}}class _g extends mg{execute(){const e=this._stack.pop(),t=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(t,()=>{const n=e.batch.operations[e.batch.operations.length-1].baseVersion+1,i=this.editor.model.document.history.getOperations(n);this._restoreSelection(e.selection.ranges,e.selection.isBackward,i),this._undo(e.batch,t)}),this.refresh()}}class kg extends Qe{static get pluginName(){return"UndoEditing"}constructor(e){super(e),this._batchRegistry=new WeakSet}init(){const e=this.editor;this._undoCommand=new wg(e),this._redoCommand=new _g(e),e.commands.add("undo",this._undoCommand),e.commands.add("redo",this._redoCommand),this.listenTo(e.model,"applyOperation",(e,t)=>{const n=t[0];if(!n.isDocumentOperation)return;const i=n.batch,o=this._redoCommand._createdBatches.has(i),r=this._undoCommand._createdBatches.has(i);this._batchRegistry.has(i)||"transparent"==i.type&&!o&&!r||(o?this._undoCommand.addBatch(i):r||(this._undoCommand.addBatch(i),this._redoCommand.clearStack()),this._batchRegistry.add(i))},{priority:"highest"}),this.listenTo(this._undoCommand,"revert",(e,t,n)=>{this._redoCommand.addBatch(n)}),e.keystrokes.set("CTRL+Z","undo"),e.keystrokes.set("CTRL+Y","redo"),e.keystrokes.set("CTRL+SHIFT+Z","redo")}}var yg='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m5.042 9.367 2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z"/></svg>',xg='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m14.958 9.367-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class Ag extends Qe{static get pluginName(){return"UndoUI"}init(){const e=this.editor,t=e.locale,n=e.t,i="ltr"==t.uiLanguageDirection?yg:xg,o="ltr"==t.uiLanguageDirection?xg:yg;this._addButton("undo",n("Undo"),"CTRL+Z",i),this._addButton("redo",n("Redo"),"CTRL+Y",o)}_addButton(e,t,n,i){const o=this.editor;o.ui.componentFactory.add(e,r=>{const s=o.commands.get(e),a=new iu(r);return a.set({label:t,icon:i,keystroke:n,tooltip:!0}),a.bind("isEnabled").to(s,"isEnabled"),this.listenTo(a,"execute",()=>{o.execute(e),o.editing.view.focus()}),a})}}class Cg extends Qe{static get requires(){return[kg,Ag]}static get pluginName(){return"Undo"}}class Eg extends Qe{static get requires(){return[Vp,Zd,Kp,Up,ig,Cg]}static get pluginName(){return"Essentials"}}class Tg extends Ze{refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,n=t.schema,i=t.document.selection,o=Array.from(i.getSelectedBlocks()),r=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(r){const t=o.filter(e=>Sg(e)||Ig(n,e));this._applyQuote(e,t)}else this._removeQuote(e,o.filter(Sg))})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!(!e||!Sg(e))}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&Ig(t,n)}_removeQuote(e,t){Pg(e,t).reverse().forEach(t=>{if(t.start.isAtStart&&t.end.isAtEnd)return void e.unwrap(t.start.parent);if(t.start.isAtStart){const n=e.createPositionBefore(t.start.parent);return void e.move(t,n)}t.end.isAtEnd||e.split(t.end);const n=e.createPositionAfter(t.end.parent);e.move(t,n)})}_applyQuote(e,t){const n=[];Pg(e,t).reverse().forEach(t=>{let i=Sg(t.start);i||(i=e.createElement("blockQuote"),e.wrap(t,i)),n.push(i)}),n.reverse().reduce((t,n)=>t.nextSibling==n?(e.merge(e.createPositionAfter(t)),t):n)}}function Sg(e){return"blockQuote"==e.parent.name?e.parent:null}function Pg(e,t){let n,i=0;const o=[];for(;i<t.length;){const r=t[i],s=t[i+1];n||(n=e.createPositionBefore(r)),s&&r.nextSibling==s||(o.push(e.createRange(n,e.createPositionAfter(r))),n=null),i++}return o}function Ig(e,t){const n=e.checkChild(t.parent,"blockQuote"),i=e.checkChild(["$root","blockQuote"],t);return n&&i}class Mg extends Qe{static get pluginName(){return"BlockQuoteEditing"}static get requires(){return[Zd,nh]}init(){const e=this.editor,t=e.model.schema;e.commands.add("blockQuote",new Tg(e)),t.register("blockQuote",{allowWhere:"$block",allowContentOf:"$root"}),e.conversion.elementToElement({model:"blockQuote",view:"blockquote"}),e.model.document.registerPostFixer(n=>{const i=e.model.document.differ.getChanges();for(const e of i)if("insert"==e.type){const i=e.position.nodeAfter;if(!i)continue;if(i.is("element","blockQuote")&&i.isEmpty)return n.remove(i),!0;if(i.is("element","blockQuote")&&!t.checkChild(e.position,i))return n.unwrap(i),!0;if(i.is("element")){const e=n.createRangeIn(i);for(const i of e.getItems())if(i.is("element","blockQuote")&&!t.checkChild(n.createPositionBefore(i),i))return n.unwrap(i),!0}}else if("remove"==e.type){const t=e.position.parent;if(t.is("element","blockQuote")&&t.isEmpty)return n.remove(t),!0}return!1});const n=this.editor.editing.view.document,i=e.model.document.selection,o=e.commands.get("blockQuote");this.listenTo(n,"enter",(t,n)=>{if(!i.isCollapsed||!o.value)return;i.getLastPosition().parent.isEmpty&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),n.preventDefault(),t.stop())},{context:"blockquote"}),this.listenTo(n,"delete",(t,n)=>{if("backward"!=n.direction||!i.isCollapsed||!o.value)return;const r=i.getLastPosition().parent;r.isEmpty&&!r.previousSibling&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),n.preventDefault(),t.stop())},{context:"blockquote"})}}n(105);class Og extends Qe{static get pluginName(){return"BlockQuoteUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("blockQuote",n=>{const i=e.commands.get("blockQuote"),o=new iu(n);return o.set({label:t("Block quote"),icon:Pl.quote,tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("blockQuote"),e.editing.view.focus()}),o})}}class Rg extends Qe{static get requires(){return[Mg,Og]}static get pluginName(){return"BlockQuote"}}function Ng(e){const t=e.t,n=e.config.get("codeBlock.languages");for(const e of n)"Plain text"===e.label&&(e.label=t("Plain text")),void 0===e.class&&(e.class="language-"+e.language);return n}function jg(e,t,n){const i={};for(const o of e)"class"===t?i[o[t].split(" ").shift()]=o[n]:i[o[t]]=o[n];return i}function zg(e){return e.data.match(/^(\s*)/)[0]}function Dg(e){const t=e.document.selection,n=[];if(t.isCollapsed)n.push(t.anchor);else{const i=t.getFirstRange().getWalker({ignoreElementEnd:!0,direction:"backward"});for(const{item:t}of i)if(t.is("$textProxy")&&t.parent.is("element","codeBlock")){const i=zg(t.textNode),{parent:o,startOffset:r}=t.textNode,s=e.createPositionAt(o,r+i.length);n.push(s)}}return n}function Lg(e){const t=Rs(e.getSelectedBlocks());return t&&t.is("element","codeBlock")}class Vg extends Ze{constructor(e){super(e),this._lastLanguage=null}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor,n=t.model,i=n.document.selection,o=Ng(t)[0],r=Array.from(i.getSelectedBlocks()),s=void 0===e.forceValue?!this.value:e.forceValue,a=function(e,t,n){if(e.language)return e.language;if(e.usePreviousLanguageChoice&&t)return t;return n}(e,this._lastLanguage,o.language);n.change(e=>{s?this._applyCodeBlock(e,r,a):this._removeCodeBlock(e,r)})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!!!(!e||!e.is("element","codeBlock"))&&e.getAttribute("language")}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&Bg(t,n)}_applyCodeBlock(e,t,n){this._lastLanguage=n;const i=this.editor.model.schema,o=t.filter(e=>Bg(i,e));for(const t of o)e.rename(t,"codeBlock"),e.setAttribute("language",n,t),i.removeDisallowedAttributes([t],e),Array.from(t.getChildren()).filter(e=>!i.checkChild(t,e)).forEach(t=>e.remove(t));o.reverse().forEach((t,n)=>{const i=o[n+1];t.previousSibling===i&&(e.appendElement("softBreak",i),e.merge(e.createPositionBefore(t)))})}_removeCodeBlock(e,t){const n=t.filter(e=>e.is("element","codeBlock"));for(const t of n){const n=e.createRangeOn(t);for(const t of Array.from(n.getItems()).reverse())if(t.is("element","softBreak")&&t.parent.is("element","codeBlock")){const{position:n}=e.split(e.createPositionBefore(t));e.rename(n.nodeAfter,"paragraph"),e.removeAttribute("language",n.nodeAfter),e.remove(t)}e.rename(t,"paragraph"),e.removeAttribute("language",t)}}}function Bg(e,t){return!t.is("rootElement")&&!e.isLimit(t)&&e.checkChild(t.parent,"codeBlock")}class Fg extends Ze{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change(t=>{const n=Dg(e);for(const e of n)t.insertText(this._indentSequence,e)})}_checkEnabled(){return!!this._indentSequence&&Lg(this.editor.model.document.selection)}}class Hg extends Ze{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change(t=>{const n=Dg(e);for(const e of n){const n=Ug(this.editor.model,e,this._indentSequence);n&&t.remove(n)}})}_checkEnabled(){if(!this._indentSequence)return!1;const e=this.editor.model;return!!Lg(e.document.selection)&&Dg(e).some(t=>Ug(e,t,this._indentSequence))}}function Ug(e,t,n){const i=function(e){let t=e.parent.getChild(e.index);t&&!t.is("element","softBreak")||(t=e.nodeBefore);if(!t||t.is("element","softBreak"))return null;return t}(t);if(!i)return null;const o=zg(i),r=o.lastIndexOf(n);if(r+n.length!==o.length)return null;if(-1===r)return null;const{parent:s,startOffset:a}=i;return e.createRange(e.createPositionAt(s,a+r),e.createPositionAt(s,a+r+n.length))}function Wg(e,t,n=!1){const i=jg(t,"language","class"),o=jg(t,"language","label");return(t,r,s)=>{const{writer:a,mapper:c,consumable:l}=s;if(!l.consume(r.item,"insert"))return;const u=r.item.getAttribute("language"),d=c.toViewPosition(e.createPositionBefore(r.item)),h={};n&&(h["data-language"]=o[u],h.spellcheck="false");const f=a.createContainerElement("pre",h),p=a.createContainerElement("code",{class:i[u]||null});a.insert(a.createPositionAt(f,0),p),a.insert(d,f),c.bindElements(r.item,p)}}class qg extends Qe{static get pluginName(){return"CodeBlockEditing"}static get requires(){return[Up]}constructor(e){super(e),e.config.define("codeBlock",{languages:[{language:"plaintext",label:"Plain text"},{language:"c",label:"C"},{language:"cs",label:"C#"},{language:"cpp",label:"C++"},{language:"css",label:"CSS"},{language:"diff",label:"Diff"},{language:"html",label:"HTML"},{language:"java",label:"Java"},{language:"javascript",label:"JavaScript"},{language:"php",label:"PHP"},{language:"python",label:"Python"},{language:"ruby",label:"Ruby"},{language:"typescript",label:"TypeScript"},{language:"xml",label:"XML"}],indentSequence:"\t"})}init(){const e=this.editor,t=e.model.schema,n=e.model,i=(e.editing.view,Ng(e));e.commands.add("codeBlock",new Vg(e)),e.commands.add("indentCodeBlock",new Fg(e)),e.commands.add("outdentCodeBlock",new Hg(e));const o=e=>(t,n)=>{this.editor.commands.get(e).isEnabled&&(this.editor.execute(e),n())};e.keystrokes.set("Tab",o("indentCodeBlock")),e.keystrokes.set("Shift+Tab",o("outdentCodeBlock")),t.register("codeBlock",{allowWhere:"$block",allowChildren:"$text",isBlock:!0,allowAttributes:["language"]}),t.addAttributeCheck(e=>{if(e.endsWith("codeBlock $text"))return!1}),e.model.schema.addChildCheck((e,t)=>{if(e.endsWith("codeBlock")&&t.isObject)return!1}),e.editing.downcastDispatcher.on("insert:codeBlock",Wg(n,i,!0)),e.data.downcastDispatcher.on("insert:codeBlock",Wg(n,i)),e.data.downcastDispatcher.on("insert:softBreak",function(e){return(t,n,i)=>{if("codeBlock"!==n.item.parent.name)return;const{writer:o,mapper:r,consumable:s}=i;if(!s.consume(n.item,"insert"))return;const a=r.toViewPosition(e.createPositionBefore(n.item));o.insert(a,o.createText("\n"))}}(n),{priority:"high"}),e.data.upcastDispatcher.on("element:code",function(e,t){const n=jg(t,"class","language"),i=t[0].language;return(e,t,o)=>{const r=t.viewItem,s=r.parent;if(!s||!s.is("element","pre"))return;if(t.modelCursor.findAncestor("codeBlock"))return;const{consumable:a,writer:c}=o;if(!a.test(r,{name:!0}))return;const l=c.createElement("codeBlock"),u=[...r.getClassNames()];u.length||u.push("");for(const e of u){const t=n[e];if(t){c.setAttribute("language",t,l);break}}l.hasAttribute("language")||c.setAttribute("language",i,l),o.convertChildren(r,l),o.safeInsert(l,t.modelCursor)&&(a.consume(r,{name:!0}),o.updateConversionResult(l,t))}}(0,i)),e.data.upcastDispatcher.on("text",(e,t,{consumable:n,writer:i})=>{let o=t.modelCursor;if(!n.test(t.viewItem))return;if(!o.findAncestor("codeBlock"))return;n.consume(t.viewItem);const r=t.viewItem.data.split("\n").map(e=>i.createText(e)),s=r[r.length-1];for(const e of r)if(i.insert(e,o),o=o.getShiftedBy(e.offsetSize),e!==s){const e=i.createElement("softBreak");i.insert(e,o),o=i.createPositionAfter(e)}t.modelRange=i.createRange(t.modelCursor,o),t.modelCursor=o}),this.listenTo(e.editing.view.document,"clipboardInput",(t,i)=>{let o=n.createRange(n.document.selection.anchor);if(i.targetRanges&&(o=e.editing.mapper.toModelRange(i.targetRanges[0])),!o.start.parent.is("element","codeBlock"))return;const r=i.dataTransfer.getData("text/plain"),s=new wd(e.editing.view.document);i.content=function(e,t){const n=e.createDocumentFragment(),i=t.split("\n"),o=i.reduce((t,n,o)=>(t.push(n),o<i.length-1&&t.push(e.createElement("br")),t),[]);return e.appendChild(o,n),n}(s,r)}),this.listenTo(n,"getSelectedContent",(e,[i])=>{const o=i.anchor;!i.isCollapsed&&o.parent.is("element","codeBlock")&&o.hasSameParentAs(i.focus)&&n.change(n=>{const r=e.return;if(r.childCount>1||i.containsEntireContent(o.parent)){const t=n.createElement("codeBlock",o.parent.getAttributes());n.append(r,t);const i=n.createDocumentFragment();n.append(t,i),e.return=i}else{const e=r.getChild(0);t.checkAttribute(e,"code")&&n.setAttribute("code",!0,e)}})})}afterInit(){const e=this.editor,t=e.commands,n=t.get("indent"),i=t.get("outdent");n&&n.registerChildCommand(t.get("indentCodeBlock")),i&&i.registerChildCommand(t.get("outdentCodeBlock")),this.listenTo(e.editing.view.document,"enter",(t,n)=>{e.model.document.selection.getLastPosition().parent.is("element","codeBlock")&&(function(e,t){const n=e.model.document,i=e.editing.view,o=n.selection.getLastPosition(),r=o.nodeAfter;if(t||!n.selection.isCollapsed||!o.isAtStart)return!1;if(!r||!r.is("element","softBreak"))return!1;return e.model.change(t=>{e.execute("enter");const i=n.selection.anchor.parent.previousSibling;t.rename(i,"paragraph"),t.setSelection(i,"in"),e.model.schema.removeDisallowedAttributes([i],t),t.remove(r)}),i.scrollToTheSelection(),!0}(e,n.isSoft)||function(e,t){const n=e.model,i=n.document,o=e.editing.view,r=i.selection.getLastPosition(),s=r.nodeBefore;let a;if(t||!i.selection.isCollapsed||!r.isAtEnd||!s)return!1;if(s.is("element","softBreak"))a=n.createRangeOn(s);else{if(!s.is("$text")||s.data.match(/\S/)||!s.previousSibling||!s.previousSibling.is("element","softBreak"))return!1;a=n.createRange(n.createPositionBefore(s.previousSibling),n.createPositionAfter(s))}return e.model.change(t=>{t.remove(a),e.execute("enter");const n=i.selection.anchor.parent;t.rename(n,"paragraph"),e.model.schema.removeDisallowedAttributes([n],t)}),o.scrollToTheSelection(),!0}(e,n.isSoft)||function(e){const t=e.model.document,n=t.selection.getLastPosition(),i=n.nodeBefore||n.textNode;let o;i&&i.is("$text")&&(o=zg(i));e.model.change(n=>{e.execute("shiftEnter"),o&&n.insertText(o,t.selection.anchor)})}(e),n.preventDefault(),t.stop())},{context:"pre"})}}n(107);class $g extends Qe{static get pluginName(){return"CodeBlockUI"}init(){const e=this.editor,t=e.t,n=e.ui.componentFactory,i=Ng(e);n.add("codeBlock",n=>{const o=e.commands.get("codeBlock"),r=Pu(n,hu),s=r.buttonView;return s.set({label:t("Insert code block"),tooltip:!0,icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.87 12.61a.75.75 0 0 1-.089.976l-.085.07-3.154 2.254 3.412 2.414a.75.75 0 0 1 .237.95l-.057.095a.75.75 0 0 1-.95.237l-.096-.058-4.272-3.022-.003-1.223 4.01-2.867a.75.75 0 0 1 1.047.174zm2.795-.231.095.057 4.011 2.867-.003 1.223-4.272 3.022-.095.058a.75.75 0 0 1-.88-.151l-.07-.086-.058-.095a.75.75 0 0 1 .15-.88l.087-.07 3.412-2.414-3.154-2.253-.085-.071a.75.75 0 0 1 .862-1.207zM16 0a2 2 0 0 1 2 2v9.354l-.663-.492-.837-.001V2a.5.5 0 0 0-.5-.5H2a.5.5 0 0 0-.5.5v15a.5.5 0 0 0 .5.5h3.118L7.156 19H2a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h14zM5.009 15l.003 1H3v-1h2.009zm2.188-2-1.471 1H5v-1h2.197zM10 11v.095L8.668 12H7v-1h3zm4-2v1H7V9h7zm0-2v1H7V7h7zm-4-2v1H5V5h5zM6 3v1H3V3h3z"/></svg>',isToggleable:!0}),s.bind("isOn").to(o,"value",e=>!!e),s.on("execute",()=>{e.execute("codeBlock",{usePreviousLanguageChoice:!0}),e.editing.view.focus()}),r.on("execute",t=>{e.execute("codeBlock",{language:t.source._codeBlockLanguage,forceValue:!0}),e.editing.view.focus()}),r.class="ck-code-block-dropdown",r.bind("isEnabled").to(o),Mu(r,this._getLanguageListItemDefinitions(i)),r})}_getLanguageListItemDefinitions(e){const t=this.editor.commands.get("codeBlock"),n=new Xn;for(const i of e){const e={type:"button",model:new Fu({_codeBlockLanguage:i.language,label:i.label,withText:!0})};e.model.bind("isOn").to(t,"value",t=>t===e.model._codeBlockLanguage),n.add(e)}return n}}class Yg extends Qe{static get requires(){return[qg,$g]}static get pluginName(){return"CodeBlock"}}class Gg extends Ze{refresh(){const e=this.editor.model,t=Rs(e.document.selection.getSelectedBlocks());this.value=!!t&&t.is("element","paragraph"),this.isEnabled=!!t&&Kg(t,e.schema)}execute(e={}){const t=this.editor.model,n=t.document;t.change(i=>{const o=(e.selection||n.selection).getSelectedBlocks();for(const e of o)!e.is("element","paragraph")&&Kg(e,t.schema)&&i.rename(e,"paragraph")})}}function Kg(e,t){return t.checkChild(e.parent,"paragraph")&&!t.isObject(e)}class Qg extends Ze{execute(e){const t=this.editor.model;let n=e.position;t.change(e=>{const i=e.createElement("paragraph");if(!t.schema.checkChild(n.parent,i)){const o=t.schema.findAllowedParent(n,i);if(!o)return;n=e.split(n,o).position}t.insertContent(i,n),e.setSelection(i,"in")})}}class Jg extends Qe{static get pluginName(){return"Paragraph"}init(){const e=this.editor,t=e.model;e.commands.add("paragraph",new Gg(e)),e.commands.add("insertParagraph",new Qg(e)),t.schema.register("paragraph",{inheritAllFrom:"$block"}),e.conversion.elementToElement({model:"paragraph",view:"p"}),e.conversion.for("upcast").elementToElement({model:(e,{writer:t})=>Jg.paragraphLikeElements.has(e.name)?e.isEmpty?null:t.createElement("paragraph"):null,view:/.+/,converterPriority:"low"})}}Jg.paragraphLikeElements=new Set(["blockquote","dd","div","dt","h1","h2","h3","h4","h5","h6","li","p","td","th"]);class Zg extends Ze{constructor(e,t){super(e),this.modelElements=t}refresh(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());this.value=!!e&&this.modelElements.includes(e.name)&&e.name,this.isEnabled=!!e&&this.modelElements.some(t=>Xg(e,t,this.editor.model.schema))}execute(e){const t=this.editor.model,n=t.document,i=e.value;t.change(e=>{const o=Array.from(n.selection.getSelectedBlocks()).filter(e=>Xg(e,i,t.schema));for(const t of o)t.is("element",i)||e.rename(t,i)})}}function Xg(e,t,n){return n.checkChild(e.parent,t)&&!n.isObject(e)}class em extends Qe{static get pluginName(){return"HeadingEditing"}constructor(e){super(e),e.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[Jg]}init(){const e=this.editor,t=e.config.get("heading.options"),n=[];for(const i of t)"paragraph"!==i.model&&(e.model.schema.register(i.model,{inheritAllFrom:"$block"}),e.conversion.elementToElement(i),n.push(i.model));this._addDefaultH1Conversion(e),e.commands.add("heading",new Zg(e,n))}afterInit(){const e=this.editor,t=e.commands.get("enter"),n=e.config.get("heading.options");t&&this.listenTo(t,"afterExecute",(t,i)=>{const o=e.model.document.selection.getFirstPosition().parent;n.some(e=>o.is("element",e.model))&&!o.is("element","paragraph")&&0===o.childCount&&i.writer.rename(o,"paragraph")})}_addDefaultH1Conversion(e){e.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:a.get("low")+1})}}n(25);class tm extends Qe{static get pluginName(){return"HeadingUI"}init(){const e=this.editor,t=e.t,n=function(e){const t=e.t,n={Paragraph:t("Paragraph"),"Heading 1":t("Heading 1"),"Heading 2":t("Heading 2"),"Heading 3":t("Heading 3"),"Heading 4":t("Heading 4"),"Heading 5":t("Heading 5"),"Heading 6":t("Heading 6")};return e.config.get("heading.options").map(e=>{const t=n[e.title];return t&&t!=e.title&&(e.title=t),e})}(e),i=t("Choose heading"),o=t("Heading");e.ui.componentFactory.add("heading",t=>{const r={},s=new Xn,a=e.commands.get("heading"),c=e.commands.get("paragraph"),l=[a];for(const e of n){const t={type:"button",model:new Fu({label:e.title,class:e.class,withText:!0})};"paragraph"===e.model?(t.model.bind("isOn").to(c,"value"),t.model.set("commandName","paragraph"),l.push(c)):(t.model.bind("isOn").to(a,"value",t=>t===e.model),t.model.set({commandName:"heading",commandValue:e.model})),s.add(t),r[e.model]=e.title}const u=Pu(t);return Mu(u,s),u.buttonView.set({isOn:!1,withText:!0,tooltip:o}),u.extendTemplate({attributes:{class:["ck-heading-dropdown"]}}),u.bind("isEnabled").toMany(l,"isEnabled",(...e)=>e.some(e=>e)),u.buttonView.bind("label").to(a,"value",c,"value",(e,t)=>{const n=e||t&&"paragraph";return r[n]?r[n]:i}),this.listenTo(u,"execute",t=>{e.execute(t.source.commandName,t.source.commandValue?{value:t.source.commandValue}:void 0),e.editing.view.focus()}),u})}}class nm extends Qe{static get requires(){return[em,tm]}static get pluginName(){return"Heading"}}class im extends Ze{constructor(e,t){super(e),this.type=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,n=t.document,i=Array.from(n.selection.getSelectedBlocks()).filter(e=>rm(e,t.schema)),o=void 0!==e.forceValue?!e.forceValue:this.value;t.change(e=>{if(o){let t=i[i.length-1].nextSibling,n=Number.POSITIVE_INFINITY,o=[];for(;t&&"listItem"==t.name&&0!==t.getAttribute("listIndent");){const e=t.getAttribute("listIndent");e<n&&(n=e);const i=e-n;o.push({element:t,listIndent:i}),t=t.nextSibling}o=o.reverse();for(const t of o)e.setAttribute("listIndent",t.listIndent,t.element)}if(!o){let e=Number.POSITIVE_INFINITY;for(const t of i)t.is("element","listItem")&&t.getAttribute("listIndent")<e&&(e=t.getAttribute("listIndent"));e=0===e?1:e,om(i,!0,e),om(i,!1,e)}for(const t of i.reverse())o&&"listItem"==t.name?e.rename(t,"paragraph"):o||"listItem"==t.name?o||"listItem"!=t.name||t.getAttribute("listType")==this.type||e.setAttribute("listType",this.type,t):(e.setAttributes({listType:this.type,listIndent:0},t),e.rename(t,"listItem"));this.fire("_executeCleanup",i)})}_getValue(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());return!!e&&e.is("element","listItem")&&e.getAttribute("listType")==this.type}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,n=Rs(e.getSelectedBlocks());return!!n&&rm(n,t)}}function om(e,t,n){const i=t?e[0]:e[e.length-1];if(i.is("element","listItem")){let o=i[t?"previousSibling":"nextSibling"],r=i.getAttribute("listIndent");for(;o&&o.is("element","listItem")&&o.getAttribute("listIndent")>=n;)r>o.getAttribute("listIndent")&&(r=o.getAttribute("listIndent")),o.getAttribute("listIndent")==r&&e[t?"unshift":"push"](o),o=o[t?"previousSibling":"nextSibling"]}}function rm(e,t){return t.checkChild(e.parent,"listItem")&&!t.isObject(e)}class sm extends Ze{constructor(e,t){super(e),this._indentBy="forward"==t?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model,t=e.document;let n=Array.from(t.selection.getSelectedBlocks());e.change(e=>{const t=n[n.length-1];let i=t.nextSibling;for(;i&&"listItem"==i.name&&i.getAttribute("listIndent")>t.getAttribute("listIndent");)n.push(i),i=i.nextSibling;this._indentBy<0&&(n=n.reverse());for(const t of n){const n=t.getAttribute("listIndent")+this._indentBy;n<0?e.rename(t,"paragraph"):e.setAttribute("listIndent",n,t)}this.fire("_executeCleanup",n)})}_checkEnabled(){const e=Rs(this.editor.model.document.selection.getSelectedBlocks());if(!e||!e.is("element","listItem"))return!1;if(this._indentBy>0){const t=e.getAttribute("listIndent"),n=e.getAttribute("listType");let i=e.previousSibling;for(;i&&i.is("element","listItem")&&i.getAttribute("listIndent")>=t;){if(i.getAttribute("listIndent")==t)return i.getAttribute("listType")==n;i=i.previousSibling}return!1}return!0}}function am(e,t){const n=t.mapper,i=t.writer,o="numbered"==e.getAttribute("listType")?"ol":"ul",r=function(e){const t=e.createContainerElement("li");return t.getFillerOffset=fm,t}(i),s=i.createContainerElement(o,null);return i.insert(i.createPositionAt(s,0),r),n.bindElements(e,r),r}function cm(e,t,n,i){const o=t.parent,r=n.mapper,s=n.writer;let a=r.toViewPosition(i.createPositionBefore(e));const c=dm(e.previousSibling,{sameIndent:!0,smallerIndent:!0,listIndent:e.getAttribute("listIndent")}),l=e.previousSibling;if(c&&c.getAttribute("listIndent")==e.getAttribute("listIndent")){const e=r.toViewElement(c);a=s.breakContainer(s.createPositionAfter(e))}else if(l&&"listItem"==l.name){a=r.toViewPosition(i.createPositionAt(l,"end"));const e=r.findMappedViewAncestor(a),t=function(e){for(const t of e.getChildren())if("ul"==t.name||"ol"==t.name)return t;return null}(e);a=t?s.createPositionBefore(t):s.createPositionAt(e,"end")}else a=r.toViewPosition(i.createPositionBefore(e));if(a=um(a),s.insert(a,o),l&&"listItem"==l.name){const e=r.toViewElement(l),n=s.createRange(s.createPositionAt(e,0),a).getWalker({ignoreElementEnd:!0});for(const e of n)if(e.item.is("element","li")){const i=s.breakContainer(s.createPositionBefore(e.item)),o=e.item.parent,r=s.createPositionAt(t,"end");lm(s,r.nodeBefore,r.nodeAfter),s.move(s.createRangeOn(o),r),n.position=i}}else{const n=o.nextSibling;if(n&&(n.is("element","ul")||n.is("element","ol"))){let i=null;for(const t of n.getChildren()){const n=r.toModelElement(t);if(!(n&&n.getAttribute("listIndent")>e.getAttribute("listIndent")))break;i=t}i&&(s.breakContainer(s.createPositionAfter(i)),s.move(s.createRangeOn(i.parent),s.createPositionAt(t,"end")))}}lm(s,o,o.nextSibling),lm(s,o.previousSibling,o)}function lm(e,t,n){return!t||!n||"ul"!=t.name&&"ol"!=t.name||t.name!=n.name||t.getAttribute("class")!==n.getAttribute("class")?null:e.mergeContainers(e.createPositionAfter(t))}function um(e){return e.getLastMatchingPosition(e=>e.item.is("uiElement"))}function dm(e,t){const n=!!t.sameIndent,i=!!t.smallerIndent,o=t.listIndent;let r=e;for(;r&&"listItem"==r.name;){const e=r.getAttribute("listIndent");if(n&&o==e||i&&o>e)return r;r="forward"===t.direction?r.nextSibling:r.previousSibling}return null}function hm(e,t,n,i){e.ui.componentFactory.add(t,o=>{const r=e.commands.get(t),s=new iu(o);return s.set({label:n,icon:i,tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),s.on("execute",()=>{e.execute(t),e.editing.view.focus()}),s})}function fm(){const e=!this.isEmpty&&("ul"==this.getChild(0).name||"ol"==this.getChild(0).name);return this.isEmpty||e?0:io.call(this)}function pm(e){return(t,n,i)=>{const o=i.consumable;if(!o.test(n.item,"insert")||!o.test(n.item,"attribute:listType")||!o.test(n.item,"attribute:listIndent"))return;o.consume(n.item,"insert"),o.consume(n.item,"attribute:listType"),o.consume(n.item,"attribute:listIndent");const r=n.item;cm(r,am(r,i),i,e)}}function gm(e,t,n){if(!n.consumable.consume(t.item,"attribute:listType"))return;const i=n.mapper.toViewElement(t.item),o=n.writer;o.breakContainer(o.createPositionBefore(i)),o.breakContainer(o.createPositionAfter(i));const r=i.parent,s="numbered"==t.attributeNewValue?"ol":"ul";o.rename(s,r)}function mm(e,t,n){const i=n.mapper.toViewElement(t.item).parent,o=n.writer;lm(o,i,i.nextSibling),lm(o,i.previousSibling,i);for(const e of t.item.getChildren())n.consumable.consume(e,"insert")}function bm(e,t,n){if("listItem"!=t.item.name){let e=n.mapper.toViewPosition(t.range.start);const i=n.writer,o=[];for(;("ul"==e.parent.name||"ol"==e.parent.name)&&(e=i.breakContainer(e),"li"==e.parent.name);){const t=e,n=i.createPositionAt(e.parent,"end");if(!t.isEqual(n)){const e=i.remove(i.createRange(t,n));o.push(e)}e=i.createPositionAfter(e.parent)}if(o.length>0){for(let t=0;t<o.length;t++){const n=e.nodeBefore;if(e=i.insert(e,o[t]).end,t>0){const t=lm(i,n,n.nextSibling);t&&t.parent==n&&e.offset--}}lm(i,e.nodeBefore,e.nodeAfter)}}}function vm(e,t,n){const i=n.mapper.toViewPosition(t.position),o=i.nodeBefore,r=i.nodeAfter;lm(n.writer,o,r)}function wm(e,t,n){if(n.consumable.consume(t.viewItem,{name:!0})){const e=n.writer,i=e.createElement("listItem"),o=function(e){let t=0,n=e.parent;for(;n;){if(n.is("element","li"))t++;else{const e=n.previousSibling;e&&e.is("element","li")&&t++}n=n.parent}return t}(t.viewItem);e.setAttribute("listIndent",o,i);const r=t.viewItem.parent&&"ol"==t.viewItem.parent.name?"numbered":"bulleted";if(e.setAttribute("listType",r,i),!n.safeInsert(i,t.modelCursor))return;const s=function(e,t,n){const{writer:i,schema:o}=n;let r=i.createPositionAfter(e);for(const s of t)if("ul"==s.name||"ol"==s.name)r=n.convertItem(s,r).modelCursor;else{const t=n.convertItem(s,i.createPositionAt(e,"end")),a=t.modelRange.start.nodeAfter;a&&a.is("element")&&!o.checkChild(e,a.name)&&(e=t.modelCursor.parent.is("element","listItem")?t.modelCursor.parent:Am(t.modelCursor),r=i.createPositionAfter(e))}return r}(i,t.viewItem.getChildren(),n);t.modelRange=e.createRange(t.modelCursor,s),n.updateConversionResult(i,t)}}function _m(e,t,n){if(n.consumable.test(t.viewItem,{name:!0})){const e=Array.from(t.viewItem.getChildren());for(const t of e){!(t.is("element","li")||Em(t))&&t._remove()}}}function km(e,t,n){if(n.consumable.test(t.viewItem,{name:!0})){if(0===t.viewItem.childCount)return;const e=[...t.viewItem.getChildren()];let n=!1,i=!0;for(const t of e)n&&!Em(t)&&t._remove(),t.is("$text")?(i&&(t._data=t.data.trimStart()),t.nextSibling&&!Em(t.nextSibling)||(t._data=t.data.trimEnd())):Em(t)&&(n=!0),i=!1}}function ym(e){return(t,n)=>{if(n.isPhantom)return;const i=n.modelPosition.nodeBefore;if(i&&i.is("element","listItem")){const t=n.mapper.toViewElement(i),o=t.getAncestors().find(Em),r=e.createPositionAt(t,0).getWalker();for(const e of r){if("elementStart"==e.type&&e.item.is("element","li")){n.viewPosition=e.previousPosition;break}if("elementEnd"==e.type&&e.item==o){n.viewPosition=e.nextPosition;break}}}}}function xm(e,[t,n]){let i,o=t.is("documentFragment")?t.getChild(0):t;if(i=n?this.createSelection(n):this.document.selection,o&&o.is("element","listItem")){const e=i.getFirstPosition();let t=null;if(e.parent.is("element","listItem")?t=e.parent:e.nodeBefore&&e.nodeBefore.is("element","listItem")&&(t=e.nodeBefore),t){const e=t.getAttribute("listIndent");if(e>0)for(;o&&o.is("element","listItem");)o._setAttribute("listIndent",o.getAttribute("listIndent")+e),o=o.nextSibling}}}function Am(e){const t=new Xs({startPosition:e});let n;do{n=t.next()}while(!n.value.item.is("element","listItem"));return n.value.item}function Cm(e,t,n,i,o,r){const s=dm(t.nodeBefore,{sameIndent:!0,smallerIndent:!0,listIndent:e,foo:"b"}),a=o.mapper,c=o.writer,l=s?s.getAttribute("listIndent"):null;let u;if(s)if(l==e){const e=a.toViewElement(s).parent;u=c.createPositionAfter(e)}else{const e=r.createPositionAt(s,"end");u=a.toViewPosition(e)}else u=n;u=um(u);for(const e of[...i.getChildren()])Em(e)&&(u=c.move(c.createRangeOn(e),u).end,lm(c,e,e.nextSibling),lm(c,e.previousSibling,e))}function Em(e){return e.is("element","ol")||e.is("element","ul")}class Tm extends Qe{static get pluginName(){return"ListEditing"}static get requires(){return[Zd,nh]}init(){const e=this.editor;e.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const t=e.data,n=e.editing;var i;e.model.document.registerPostFixer(t=>function(e,t){const n=e.document.differ.getChanges(),i=new Map;let o=!1;for(const i of n)if("insert"==i.type&&"listItem"==i.name)r(i.position);else if("insert"==i.type&&"listItem"!=i.name){if("$text"!=i.name){const n=i.position.nodeAfter;n.hasAttribute("listIndent")&&(t.removeAttribute("listIndent",n),o=!0),n.hasAttribute("listType")&&(t.removeAttribute("listType",n),o=!0),n.hasAttribute("listStyle")&&(t.removeAttribute("listStyle",n),o=!0);for(const t of Array.from(e.createRangeIn(n)).filter(e=>e.item.is("element","listItem")))r(t.previousPosition)}r(i.position.getShiftedBy(i.length))}else"remove"==i.type&&"listItem"==i.name?r(i.position):("attribute"==i.type&&"listIndent"==i.attributeKey||"attribute"==i.type&&"listType"==i.attributeKey)&&r(i.range.start);for(const e of i.values())s(e),a(e);return o;function r(e){const t=e.nodeBefore;if(t&&t.is("element","listItem")){let e=t;if(i.has(e))return;for(let t=e.previousSibling;t&&t.is("element","listItem");t=e.previousSibling)if(e=t,i.has(e))return;i.set(t,e)}else{const t=e.nodeAfter;t&&t.is("element","listItem")&&i.set(t,t)}}function s(e){let n=0,i=null;for(;e&&e.is("element","listItem");){const r=e.getAttribute("listIndent");if(r>n){let s;null===i?(i=r-n,s=n):(i>r&&(i=r),s=r-i),t.setAttribute("listIndent",s,e),o=!0}else i=null,n=e.getAttribute("listIndent")+1;e=e.nextSibling}}function a(e){let n=[],i=null;for(;e&&e.is("element","listItem");){const r=e.getAttribute("listIndent");if(i&&i.getAttribute("listIndent")>r&&(n=n.slice(0,r+1)),0!=r)if(n[r]){const i=n[r];e.getAttribute("listType")!=i&&(t.setAttribute("listType",i,e),o=!0)}else n[r]=e.getAttribute("listType");i=e,e=e.nextSibling}}}(e.model,t)),n.mapper.registerViewToModelLength("li",Sm),t.mapper.registerViewToModelLength("li",Sm),n.mapper.on("modelToViewPosition",ym(n.view)),n.mapper.on("viewToModelPosition",(i=e.model,(e,t)=>{const n=t.viewPosition,o=n.parent,r=t.mapper;if("ul"==o.name||"ol"==o.name){if(n.isAtEnd){const e=r.toModelElement(n.nodeBefore),o=r.getModelLength(n.nodeBefore);t.modelPosition=i.createPositionBefore(e).getShiftedBy(o)}else{const e=r.toModelElement(n.nodeAfter);t.modelPosition=i.createPositionBefore(e)}e.stop()}else if("li"==o.name&&n.nodeBefore&&("ul"==n.nodeBefore.name||"ol"==n.nodeBefore.name)){const s=r.toModelElement(o);let a=1,c=n.nodeBefore;for(;c&&Em(c);)a+=r.getModelLength(c),c=c.previousSibling;t.modelPosition=i.createPositionBefore(s).getShiftedBy(a),e.stop()}})),t.mapper.on("modelToViewPosition",ym(n.view)),e.conversion.for("editingDowncast").add(t=>{t.on("insert",bm,{priority:"high"}),t.on("insert:listItem",pm(e.model)),t.on("attribute:listType:listItem",gm,{priority:"high"}),t.on("attribute:listType:listItem",mm,{priority:"low"}),t.on("attribute:listIndent:listItem",function(e){return(t,n,i)=>{if(!i.consumable.consume(n.item,"attribute:listIndent"))return;const o=i.mapper.toViewElement(n.item),r=i.writer;r.breakContainer(r.createPositionBefore(o)),r.breakContainer(r.createPositionAfter(o));const s=o.parent,a=s.previousSibling,c=r.createRangeOn(s);r.remove(c),a&&a.nextSibling&&lm(r,a,a.nextSibling),Cm(n.attributeOldValue+1,n.range.start,c.start,o,i,e),cm(n.item,o,i,e);for(const e of n.item.getChildren())i.consumable.consume(e,"insert")}}(e.model)),t.on("remove:listItem",function(e){return(t,n,i)=>{const o=i.mapper.toViewPosition(n.position).getLastMatchingPosition(e=>!e.item.is("element","li")).nodeAfter,r=i.writer;r.breakContainer(r.createPositionBefore(o)),r.breakContainer(r.createPositionAfter(o));const s=o.parent,a=s.previousSibling,c=r.createRangeOn(s),l=r.remove(c);a&&a.nextSibling&&lm(r,a,a.nextSibling);Cm(i.mapper.toModelElement(o).getAttribute("listIndent")+1,n.position,c.start,o,i,e);for(const e of r.createRangeIn(l).getItems())i.mapper.unbindViewElement(e);t.stop()}}(e.model)),t.on("remove",vm,{priority:"low"})}),e.conversion.for("dataDowncast").add(t=>{t.on("insert",bm,{priority:"high"}),t.on("insert:listItem",pm(e.model))}),e.conversion.for("upcast").add(e=>{e.on("element:ul",_m,{priority:"high"}),e.on("element:ol",_m,{priority:"high"}),e.on("element:li",km,{priority:"high"}),e.on("element:li",wm)}),e.model.on("insertContent",xm,{priority:"high"}),e.commands.add("numberedList",new im(e,"numbered")),e.commands.add("bulletedList",new im(e,"bulleted")),e.commands.add("indentList",new sm(e,"forward")),e.commands.add("outdentList",new sm(e,"backward"));const o=n.view.document;this.listenTo(o,"enter",(e,t)=>{const n=this.editor.model.document,i=n.selection.getLastPosition().parent;n.selection.isCollapsed&&"listItem"==i.name&&i.isEmpty&&(this.editor.execute("outdentList"),t.preventDefault(),e.stop())},{context:"li"}),this.listenTo(o,"delete",(e,t)=>{if("backward"!==t.direction)return;const n=this.editor.model.document.selection;if(!n.isCollapsed)return;const i=n.getFirstPosition();if(!i.isAtStart)return;const o=i.parent;if("listItem"!==o.name)return;o.previousSibling&&"listItem"===o.previousSibling.name||(this.editor.execute("outdentList"),t.preventDefault(),e.stop())},{context:"li"});const r=e=>(t,n)=>{this.editor.commands.get(e).isEnabled&&(this.editor.execute(e),n())};e.keystrokes.set("Tab",r("indentList")),e.keystrokes.set("Shift+Tab",r("outdentList"))}afterInit(){const e=this.editor.commands,t=e.get("indent"),n=e.get("outdent");t&&t.registerChildCommand(e.get("indentList")),n&&n.registerChildCommand(e.get("outdentList"))}}function Sm(e){let t=1;for(const n of e.getChildren())if("ul"==n.name||"ol"==n.name)for(const e of n.getChildren())t+=Sm(e);return t}class Pm extends Qe{static get pluginName(){return"ListUI"}init(){const e=this.editor.t;hm(this.editor,"numberedList",e("Numbered List"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM3.5 3v5H2V3.7H1v-1h2.5V3zM.343 17.857l2.59-3.257H2.92a.6.6 0 1 0-1.04 0H.302a2 2 0 1 1 3.995 0h-.001c-.048.405-.16.734-.333.988-.175.254-.59.692-1.244 1.312H4.3v1h-4l.043-.043zM7 14.75a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z"/></svg>'),hm(this.editor,"bulletedList",e("Bulleted List"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0C1 4.784 1.777 4 2.75 4c.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75C1.784 7.5 1 6.723 1 5.75zm6 9c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0c0-.966.777-1.75 1.75-1.75.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75-.966 0-1.75-.777-1.75-1.75z"/></svg>')}}class Im extends Qe{static get requires(){return[Tm,Pm]}static get pluginName(){return"List"}}class Mm extends Ze{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=t.selection.getAttribute(this.attributeKey),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=e.value;t.change(e=>{if(n.isCollapsed)i?e.setSelectionAttribute(this.attributeKey,i):e.removeSelectionAttribute(this.attributeKey);else{const o=t.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const t of o)i?e.setAttribute(this.attributeKey,i,t):e.removeAttribute(this.attributeKey,t)}})}}class Om extends Xn{constructor(e){super(e),this.set("isEmpty",!0),this.on("change",()=>{this.set("isEmpty",0===this.length)})}add(e,t){this.find(t=>t.color===e.color)||super.add(e,t)}hasColor(e){return!!this.find(t=>t.color===e)}}Ke(Om,Ue);n(110);class Rm extends Nl{constructor(e,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r}){super(e),this.items=this.createCollection(),this.colorDefinitions=t,this.focusTracker=new Ns,this.keystrokes=new js,this.set("selectedColor"),this.removeButtonLabel=i,this.columns=n,this.documentColors=new Om,this.documentColorsCount=r,this._focusCycler=new au({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this._documentColorsLabel=o,this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-table"]},children:this.items}),this.items.add(this._removeColorButton())}updateDocumentColors(e,t){const n=e.document,i=this.documentColorsCount;this.documentColors.clear();for(const o of n.getRootNames()){const r=n.getRoot(o),s=e.createRangeIn(r);for(const e of s.getItems())if(e.is("$textProxy")&&e.hasAttribute(t)&&(this._addColorToDocumentColors(e.getAttribute(t)),this.documentColors.length>=i))return}}updateSelectedColors(){const e=this.documentColorsGrid,t=this.staticColorsGrid,n=this.selectedColor;t.selectedColor=n,e&&(e.selectedColor=n)}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.keystrokes.listenTo(this.element)}appendGrids(){if(!this.staticColorsGrid&&(this.staticColorsGrid=this._createStaticColorsGrid(),this.items.add(this.staticColorsGrid),this.documentColorsCount)){const e=jl.bind(this.documentColors,this.documentColors),t=new Ru(this.locale);t.text=this._documentColorsLabel,t.extendTemplate({attributes:{class:["ck","ck-color-grid__label",e.if("isEmpty","ck-hidden")]}}),this.items.add(t),this.documentColorsGrid=this._createDocumentColorsGrid(),this.items.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_removeColorButton(){const e=new iu;return e.set({withText:!0,icon:Pl.eraser,tooltip:!0,label:this.removeButtonLabel}),e.class="ck-color-table__remove-color",e.on("execute",()=>{this.fire("execute",{value:null})}),e}_createStaticColorsGrid(){const e=new lu(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});return e.delegate("execute").to(this),e}_createDocumentColorsGrid(){const e=jl.bind(this.documentColors,this.documentColors),t=new lu(this.locale,{columns:this.columns});return t.delegate("execute").to(this),t.extendTemplate({attributes:{class:e.if("isEmpty","ck-hidden")}}),t.items.bindTo(this.documentColors).using(e=>{const t=new su;return t.set({color:e.color,hasBorder:e.options&&e.options.hasBorder}),e.label&&t.set({label:e.label,tooltip:!0}),t.on("execute",()=>{this.fire("execute",{value:e.color})}),t}),this.documentColors.on("change:isEmpty",(e,n,i)=>{i&&(t.selectedColor=null)}),t}_addColorToDocumentColors(e){const t=this.colorDefinitions.find(t=>t.color===e);t?this.documentColors.add(Object.assign({},t)):this.documentColors.add({color:e,label:e,options:{hasBorder:!1}})}}function Nm(e,t){const n={model:{key:e,values:[]},view:{},upcastAlso:{}};for(const e of t)n.model.values.push(e.model),n.view[e.model]=e.view,e.upcastAlso&&(n.upcastAlso[e.model]=e.upcastAlso);return n}function jm(e){return t=>t.getStyle(e).replace(/\s/g,"")}function zm(e){return(t,{writer:n})=>n.createAttributeElement("span",{style:`${e}:${t}`},{priority:7})}class Dm extends Mm{constructor(e){super(e,"fontFamily")}}function Lm(e){return e.map(Vm).filter(e=>!!e)}function Vm(e){return"object"==typeof e?e:"default"===e?{title:"Default",model:void 0}:"string"==typeof e?function(e){const t=e.replace(/"|'/g,"").split(","),n=t[0],i=t.map(Bm).join(", ");return{title:n,model:i,view:{name:"span",styles:{"font-family":i},priority:7}}}(e):void 0}function Bm(e){return(e=e.trim()).indexOf(" ")>0&&(e=`'${e}'`),e}class Fm extends Qe{static get pluginName(){return"FontFamilyEditing"}constructor(e){super(e),e.config.define("fontFamily",{options:["default","Arial, Helvetica, sans-serif","Courier New, Courier, monospace","Georgia, serif","Lucida Sans Unicode, Lucida Grande, sans-serif","Tahoma, Geneva, sans-serif","Times New Roman, Times, serif","Trebuchet MS, Helvetica, sans-serif","Verdana, Geneva, sans-serif"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"fontFamily"}),e.model.schema.setAttributeProperties("fontFamily",{isFormatting:!0,copyOnEnter:!0});const t=Nm("fontFamily",Lm(e.config.get("fontFamily.options")).filter(e=>e.model));e.config.get("fontFamily.supportAllValues")?(this._prepareAnyValueConverters(),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(t),e.commands.add("fontFamily",new Dm(e))}_prepareAnyValueConverters(){const e=this.editor;e.conversion.for("downcast").attributeToElement({model:"fontFamily",view:(e,{writer:t})=>t.createAttributeElement("span",{style:"font-family:"+e},{priority:7})}),e.conversion.for("upcast").elementToAttribute({model:{key:"fontFamily",value:e=>e.getStyle("font-family")},view:{name:"span",styles:{"font-family":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{face:/.*/}},model:{key:"fontFamily",value:e=>e.getAttribute("face")}})}}class Hm extends Qe{static get pluginName(){return"FontFamilyUI"}init(){const e=this.editor,t=e.t,n=this._getLocalizedOptions(),i=e.commands.get("fontFamily");e.ui.componentFactory.add("fontFamily",o=>{const r=Pu(o);return Mu(r,function(e,t){const n=new Xn;for(const i of e){const e={type:"button",model:new Fu({commandName:"fontFamily",commandParam:i.model,label:i.title,withText:!0})};e.model.bind("isOn").to(t,"value",e=>e===i.model||!(!e||!i.model)&&e.split(",")[0].replace(/'/g,"").toLowerCase()===i.model.toLowerCase()),i.view&&i.view.styles&&e.model.set("labelStyle","font-family: "+i.view.styles["font-family"]),n.add(e)}return n}(n,i)),r.buttonView.set({label:t("Font Family"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.03 3h6.149a.75.75 0 1 1 0 1.5h-5.514L11.03 3zm1.27 3h4.879a.75.75 0 1 1 0 1.5h-4.244L12.3 6zm1.27 3h3.609a.75.75 0 1 1 0 1.5h-2.973L13.57 9zm-2.754 2.5L8.038 4.785 5.261 11.5h5.555zm.62 1.5H4.641l-1.666 4.028H1.312l5.789-14h1.875l5.789 14h-1.663L11.436 13z"/></svg>',tooltip:!0}),r.extendTemplate({attributes:{class:"ck-font-family-dropdown"}}),r.bind("isEnabled").to(i),this.listenTo(r,"execute",t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()}),r})}_getLocalizedOptions(){const e=this.editor,t=e.t;return Lm(e.config.get("fontFamily").options).map(e=>("Default"===e.title&&(e.title=t("Default")),e))}}class Um extends Qe{static get requires(){return[Fm,Hm]}static get pluginName(){return"FontFamily"}}class Wm extends Mm{constructor(e){super(e,"fontSize")}}function qm(e){return e.map(e=>function(e){if(t=e,"object"==typeof t&&t.title&&t.model&&t.view)return Ym(e);var t;const n=function(e){return $m[e]||$m[e.model]}(e);if(n)return Ym(n);if("default"===e)return{model:void 0,title:"Default"};if(function(e){let t;if("object"==typeof e){if(!e.model)throw new c.a("font-size-invalid-definition",null,e);t=parseFloat(e.model)}else t=parseFloat(e);return isNaN(t)}(e))return;return function(e){"number"!=typeof e&&"string"!=typeof e||(e={title:String(e),model:parseFloat(e)+"px"});return e.view={name:"span",styles:{"font-size":e.model}},Ym(e)}(e)}(e)).filter(e=>!!e)}const $m={get tiny(){return{title:"Tiny",model:"tiny",view:{name:"span",classes:"text-tiny",priority:7}}},get small(){return{title:"Small",model:"small",view:{name:"span",classes:"text-small",priority:7}}},get big(){return{title:"Big",model:"big",view:{name:"span",classes:"text-big",priority:7}}},get huge(){return{title:"Huge",model:"huge",view:{name:"span",classes:"text-huge",priority:7}}}};function Ym(e){return e.view.priority||(e.view.priority=7),e}const Gm=["x-small","x-small","small","medium","large","x-large","xx-large","xxx-large"];class Km extends Qe{static get pluginName(){return"FontSizeEditing"}constructor(e){super(e),e.config.define("fontSize",{options:["tiny","small","default","big","huge"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"fontSize"}),e.model.schema.setAttributeProperties("fontSize",{isFormatting:!0,copyOnEnter:!0});const t=e.config.get("fontSize.supportAllValues"),n=Nm("fontSize",qm(this.editor.config.get("fontSize.options")).filter(e=>e.model));t?(this._prepareAnyValueConverters(n),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(n),e.commands.add("fontSize",new Wm(e))}_prepareAnyValueConverters(e){const t=this.editor,n=e.model.values.filter(e=>{return!Sd(String(e))&&(t=String(e),!Pd.test(t));var t});if(n.length)throw new c.a("font-size-invalid-use-of-named-presets",null,{presets:n});t.conversion.for("downcast").attributeToElement({model:"fontSize",view:(e,{writer:t})=>{if(e)return t.createAttributeElement("span",{style:"font-size:"+e},{priority:7})}}),t.conversion.for("upcast").elementToAttribute({model:{key:"fontSize",value:e=>e.getStyle("font-size")},view:{name:"span",styles:{"font-size":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{size:/^[+-]?\d{1,3}$/}},model:{key:"fontSize",value:e=>{const t=e.getAttribute("size"),n="-"===t[0]||"+"===t[0];let i=parseInt(t,10);n&&(i=3+i);const o=Gm.length-1,r=Math.min(Math.max(i,0),o);return Gm[r]}}})}}n(112);class Qm extends Qe{static get pluginName(){return"FontSizeUI"}init(){const e=this.editor,t=e.t,n=this._getLocalizedOptions(),i=e.commands.get("fontSize");e.ui.componentFactory.add("fontSize",o=>{const r=Pu(o);return Mu(r,function(e,t){const n=new Xn;for(const i of e){const e={type:"button",model:new Fu({commandName:"fontSize",commandParam:i.model,label:i.title,class:"ck-fontsize-option",withText:!0})};i.view&&i.view.styles&&e.model.set("labelStyle","font-size:"+i.view.styles["font-size"]),i.view&&i.view.classes&&e.model.set("class",`${e.model.class} ${i.view.classes}`),e.model.bind("isOn").to(t,"value",e=>e===i.model),n.add(e)}return n}(n,i)),r.buttonView.set({label:t("Font Size"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.816 11.5 7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z"/></svg>',tooltip:!0}),r.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}}),r.bind("isEnabled").to(i),this.listenTo(r,"execute",t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()}),r})}_getLocalizedOptions(){const e=this.editor,t=e.t,n={Default:t("Default"),Tiny:t("Tiny"),Small:t("Small"),Big:t("Big"),Huge:t("Huge")};return qm(e.config.get("fontSize").options).map(e=>{const t=n[e.title];return t&&t!=e.title&&(e=Object.assign({},e,{title:t})),e})}}class Jm extends Qe{static get requires(){return[Km,Qm]}static get pluginName(){return"FontSize"}}class Zm extends Mm{constructor(e){super(e,"fontColor")}}class Xm extends Qe{static get pluginName(){return"FontColorEditing"}constructor(e){super(e),e.config.define("fontColor",{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:"fontColor",value:jm("color")}}),e.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{color:/^#?\w+$/}},model:{key:"fontColor",value:e=>e.getAttribute("color")}}),e.conversion.for("downcast").attributeToElement({model:"fontColor",view:zm("color")}),e.commands.add("fontColor",new Zm(e)),e.model.schema.extend("$text",{allowAttributes:"fontColor"}),e.model.schema.setAttributeProperties("fontColor",{isFormatting:!0,copyOnEnter:!0})}}class eb extends Qe{constructor(e,{commandName:t,icon:n,componentName:i,dropdownLabel:o}){super(e),this.commandName=t,this.componentName=i,this.icon=n,this.dropdownLabel=o,this.columns=e.config.get(this.componentName+".columns"),this.colorTableView=void 0}init(){const e=this.editor,t=e.locale,n=t.t,i=e.commands.get(this.commandName);const o=function(e,t){const n=e.t,i={Black:n("Black"),"Dim grey":n("Dim grey"),Grey:n("Grey"),"Light grey":n("Light grey"),White:n("White"),Red:n("Red"),Orange:n("Orange"),Yellow:n("Yellow"),"Light green":n("Light green"),Green:n("Green"),Aquamarine:n("Aquamarine"),Turquoise:n("Turquoise"),"Light blue":n("Light blue"),Blue:n("Blue"),Purple:n("Purple")};return t.map(e=>{const t=i[e.label];return t&&t!=e.label&&(e.label=t),e})}(t,e.config.get(this.componentName).colors.map(ru).filter(e=>!!e)),r=e.config.get(this.componentName+".documentColors");e.ui.componentFactory.add(this.componentName,t=>{const s=Pu(t);return this.colorTableView=function({dropdownView:e,colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r}){const s=e.locale,a=new Rm(s,{colors:t,columns:n,removeButtonLabel:i,documentColorsLabel:o,documentColorsCount:r});return e.colorTableView=a,e.panelView.children.add(a),a.delegate("execute").to(e,"execute"),a}({dropdownView:s,colors:o.map(e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}})),columns:this.columns,removeButtonLabel:n("Remove color"),documentColorsLabel:0!==r?n("Document colors"):void 0,documentColorsCount:void 0===r?this.columns:r}),this.colorTableView.bind("selectedColor").to(i,"value"),s.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:!0}),s.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}}),s.bind("isEnabled").to(i),s.on("execute",(t,n)=>{e.execute(this.commandName,n),e.editing.view.focus()}),s.on("change:isOpen",(t,n,i)=>{s.colorTableView.appendGrids(),i&&(0!==r&&this.colorTableView.updateDocumentColors(e.model,this.componentName),this.colorTableView.updateSelectedColors())}),s})}}class tb extends eb{constructor(e){super(e,{commandName:"fontColor",componentName:"fontColor",icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.4 10.3 10 4.5l-2.4 5.8h4.8zm.5 1.2H7.1L5.7 15H4.2l5-12h1.6l5 12h-1.5L13 11.5zm3.1 7H4a1 1 0 0 1 0-2h12a1 1 0 0 1 0 2z"/></svg>',dropdownLabel:(0,e.locale.t)("Font Color")})}static get pluginName(){return"FontColorUI"}}class nb extends Qe{static get requires(){return[Xm,tb]}static get pluginName(){return"FontColor"}}class ib extends Mm{constructor(e){super(e,"fontBackgroundColor")}}class ob extends Qe{static get pluginName(){return"FontBackgroundColorEditing"}constructor(e){super(e),e.config.define("fontBackgroundColor",{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.data.addStyleProcessorRules(Hd),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{"background-color":/[\s\S]+/}},model:{key:"fontBackgroundColor",value:jm("background-color")}}),e.conversion.for("downcast").attributeToElement({model:"fontBackgroundColor",view:zm("background-color")}),e.commands.add("fontBackgroundColor",new ib(e)),e.model.schema.extend("$text",{allowAttributes:"fontBackgroundColor"}),e.model.schema.setAttributeProperties("fontBackgroundColor",{isFormatting:!0,copyOnEnter:!0})}}class rb extends eb{constructor(e){super(e,{commandName:"fontBackgroundColor",componentName:"fontBackgroundColor",icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M4 2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm8.38 9.262H7.62L10 5.506l2.38 5.756zm.532 1.285L14.34 16h1.426L10.804 4H9.196L4.234 16H5.66l1.428-3.453h5.824z"/></svg>',dropdownLabel:(0,e.locale.t)("Font Background 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Tr(n,{blockFillerMode:"nbsp"}),o=e.createDocumentFragment(),r=e.body.childNodes;for(;r.length>0;)o.appendChild(r[0]);return i.domToView(o,{skipComments:!0})}(o,t),a=function(e){const t=[],n=[],i=Array.from(e.getElementsByTagName("style"));for(const e of i)e.sheet&&e.sheet.cssRules&&e.sheet.cssRules.length&&(t.push(e.sheet),n.push(e.innerHTML));return{styles:t,stylesString:n.join(" ")}}(o);return{body:s,bodyString:r,styles:a.styles,stylesString:a.stylesString}}class _b extends Qe{static get pluginName(){return"PasteFromOffice"}static get requires(){return[Op]}init(){const e=this.editor,t=e.editing.view.document,n=[];n.push(new bb(t)),n.push(new fb(t)),e.plugins.get("ClipboardPipeline").on("inputTransformation",(e,i)=>{if(i._isTransformedWithPasteFromOffice)return;const o=i.dataTransfer.getData("text/html"),r=n.find(e=>e.isActive(o));r&&(i._parsedData=wb(o,t.stylesProcessor),r.execute(i),i._isTransformedWithPasteFromOffice=!0)},{priority:"high"})}}class kb extends Ze{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=this._getValueFromFirstAllowedNode(),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,n=t.document.selection,i=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(n.isCollapsed)i?e.setSelectionAttribute(this.attributeKey,!0):e.removeSelectionAttribute(this.attributeKey);else{const o=t.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const t of o)i?e.setAttribute(this.attributeKey,i,t):e.removeAttribute(this.attributeKey,t)}})}_getValueFromFirstAllowedNode(){const e=this.editor.model,t=e.schema,n=e.document.selection;if(n.isCollapsed)return n.hasAttribute(this.attributeKey);for(const e of n.getRanges())for(const n of e.getItems())if(t.checkAttribute(n,this.attributeKey))return n.hasAttribute(this.attributeKey);return!1}}class yb extends Qe{static get pluginName(){return"StrikethroughEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"strikethrough"}),e.model.schema.setAttributeProperties("strikethrough",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"strikethrough",view:"s",upcastAlso:["del","strike",{styles:{"text-decoration":"line-through"}}]}),e.commands.add("strikethrough",new kb(e,"strikethrough")),e.keystrokes.set("CTRL+SHIFT+X","strikethrough")}}class xb extends Qe{static get pluginName(){return"StrikethroughUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("strikethrough",n=>{const i=e.commands.get("strikethrough"),o=new iu(n);return o.set({label:t("Strikethrough"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 16.4c-.8-.4-1.5-.9-2.2-1.5a.6.6 0 0 1-.2-.5l.3-.6h1c1 1.2 2.1 1.7 3.7 1.7 1 0 1.8-.3 2.3-.6.6-.4.6-1.2.6-1.3.2-1.2-.9-2.1-.9-2.1h2.1c.3.7.4 1.2.4 1.7v.8l-.6 1.2c-.6.8-1.1 1-1.6 1.2a6 6 0 0 1-2.4.6c-1 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kb(e,Cb)),e.plugins.get(sg).registerAttribute(Cb),gg(e,Cb,"code","ck-code_selected")}}n(26);class Tb extends Qe{static get pluginName(){return"CodeUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("code",n=>{const i=e.commands.get("code"),o=new iu(n);return o.set({label:t("Code"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m12.5 5.7 5.2 3.9v1.3l-5.6 4c-.1.2-.3.2-.5.2-.3-.1-.6-.7-.6-1l.3-.4 4.7-3.5L11.5 7l-.2-.2c-.1-.3-.1-.6 0-.8.2-.2.5-.4.8-.4a.8.8 0 0 1 .4.1zm-5.2 0L2 9.6v1.3l5.6 4c.1.2.3.2.5.2.3-.1.7-.7.6-1 0-.1 0-.3-.2-.4l-5-3.5L8.2 7l.2-.2c.1-.3.1-.6 0-.8-.2-.2-.5-.4-.8-.4a.8.8 0 0 0-.3.1z"/></svg>',tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("code"),e.editing.view.focus()}),o})}}class Sb extends Qe{static get requires(){return[Eb,Tb]}static get pluginName(){return"Code"}}class Pb extends Qe{static get pluginName(){return"SuperscriptEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"superscript"}),e.model.schema.setAttributeProperties("superscript",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"superscript",view:"sup",upcastAlso:[{styles:{"vertical-align":"super"}}]}),e.commands.add("superscript",new kb(e,"superscript"))}}class Ib extends Qe{static get pluginName(){return"SuperscriptUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("superscript",n=>{const i=e.commands.get("superscript"),o=new iu(n);return o.set({label:t("Superscript"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M15.677 8.678h2.549c.254 0 .447.05.58.152a.49.49 0 0 1 .201.413.54.54 0 0 1-.159.393c-.105.108-.266.162-.48.162h-3.594c-.245 0-.435-.066-.572-.197a.621.621 0 0 1-.205-.463c0-.114.044-.265.132-.453a1.62 1.62 0 0 1 .288-.444c.433-.436.824-.81 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extends Qe{static get requires(){return[Pb,Ib]}static get pluginName(){return"Superscript"}}class Ob extends Qe{static get pluginName(){return"SubscriptEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"subscript"}),e.model.schema.setAttributeProperties("subscript",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"subscript",view:"sub",upcastAlso:[{styles:{"vertical-align":"sub"}}]}),e.commands.add("subscript",new kb(e,"subscript"))}}class Rb extends Qe{static get pluginName(){return"SubscriptUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("subscript",n=>{const i=e.commands.get("subscript"),o=new iu(n);return o.set({label:t("Subscript"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m7.03 10.349 3.818-3.819a.8.8 0 1 1 1.132 1.132L8.16 11.48l3.819 3.818a.8.8 0 1 1-1.132 1.132L7.03 12.61l-3.818 3.82a.8.8 0 1 1-1.132-1.132L5.9 11.48 2.08 7.662A.8.8 0 1 1 3.212 6.53l3.818 3.82zm8.147 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0-.24.309z"/></svg>',tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("subscript"),e.editing.view.focus()}),o})}}class Nb extends Qe{static get requires(){return[Ob,Rb]}static get pluginName(){return"Subscript"}}class jb extends Qe{static get pluginName(){return"UnderlineEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"underline"}),e.model.schema.setAttributeProperties("underline",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"underline",view:"u",upcastAlso:{styles:{"text-decoration":"underline"}}}),e.commands.add("underline",new kb(e,"underline")),e.keystrokes.set("CTRL+U","underline")}}class zb extends Qe{static get pluginName(){return"UnderlineUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("underline",n=>{const i=e.commands.get("underline"),o=new iu(n);return o.set({label:t("Underline"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 18v-1.5h14V18zm2.2-8V3.6c0-.4.4-.6.8-.6.3 0 .7.2.7.6v6.2c0 2 1.3 2.8 3.2 2.8 1.9 0 3.4-.9 3.4-2.9V3.6c0-.3.4-.5.8-.5.3 0 .7.2.7.5V10c0 2.7-2.2 4-4.9 4-2.6 0-4.7-1.2-4.7-4z"/></svg>',keystroke:"CTRL+U",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("underline"),e.editing.view.focus()}),o})}}class Db extends Qe{static get requires(){return[jb,zb]}static get pluginName(){return"Underline"}}const Lb=["left","right","center","justify"];function Vb(e){return Lb.includes(e)}function Bb(e,t){return"rtl"==t.contentLanguageDirection?"right"===e:"left"===e}function Fb(e){const t=e.map(e=>{let t;return t="string"==typeof e?{name:e}:e,t}).filter(e=>{const t=!!Lb.includes(e.name);return t||Object(c.b)("alignment-config-name-not-recognized",{option:e}),t}),n=t.filter(e=>!!e.className).length;if(n&&n<t.length)throw new c.a("alignment-config-classnames-are-missing",{configuredOptions:e});return t.forEach((t,n,i)=>{const o=i.slice(n+1);if(o.some(e=>e.name==t.name))throw new c.a("alignment-config-name-already-defined",{option:t,configuredOptions:e});if(t.className){if(o.some(e=>e.className==t.className))throw new c.a("alignment-config-classname-already-defined",{option:t,configuredOptions:e})}}),t}class Hb extends Ze{refresh(){const e=this.editor.locale,t=Rs(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=!!t&&this._canBeAligned(t),this.isEnabled&&t.hasAttribute("alignment")?this.value=t.getAttribute("alignment"):this.value="rtl"===e.contentLanguageDirection?"right":"left"}execute(e={}){const t=this.editor,n=t.locale,i=t.model,o=i.document,r=e.value;i.change(e=>{const t=Array.from(o.selection.getSelectedBlocks()).filter(e=>this._canBeAligned(e)),i=t[0].getAttribute("alignment");Bb(r,n)||i===r||!r?function(e,t){for(const n of e)t.removeAttribute("alignment",n)}(t,e):function(e,t,n){for(const i of e)t.setAttribute("alignment",n,i)}(t,e,r)})}_canBeAligned(e){return this.editor.model.schema.checkAttribute(e,"alignment")}}class Ub extends Qe{static get pluginName(){return"AlignmentEditing"}constructor(e){super(e),e.config.define("alignment",{options:[...Lb.map(e=>({name:e}))]})}init(){const e=this.editor,t=e.locale,n=e.model.schema,i=Fb(e.config.get("alignment.options")).filter(e=>Vb(e.name)&&!Bb(e.name,t)),o=i.some(e=>!!e.className);n.extend("$block",{allowAttributes:"alignment"}),e.model.schema.setAttributeProperties("alignment",{isFormatting:!0}),o?e.conversion.attributeToAttribute(function(e){const t={model:{key:"alignment",values:e.map(e=>e.name)},view:{}};for(const n of e)t.view[n.name]={key:"class",value:n.className};return t}(i)):e.conversion.for("downcast").attributeToAttribute(function(e){const t={model:{key:"alignment",values:e.map(e=>e.name)},view:{}};for(const{name:n}of e)t.view[n]={key:"style",value:{"text-align":n}};return t}(i));const r=function(e){const t=[];for(const{name:n}of e)t.push({view:{key:"style",value:{"text-align":n}},model:{key:"alignment",value:n}});return t}(i);for(const t of r)e.conversion.for("upcast").attributeToAttribute(t);const s=function(e){const t=[];for(const{name:n}of e)t.push({view:{key:"align",value:n},model:{key:"alignment",value:n}});return t}(i);for(const t of s)e.conversion.for("upcast").attributeToAttribute(t);e.commands.add("alignment",new Hb(e))}}const Wb=new Map([["left",Pl.alignLeft],["right",Pl.alignRight],["center",Pl.alignCenter],["justify",Pl.alignJustify]]);class qb extends Qe{get localizedOptionTitles(){const e=this.editor.t;return{left:e("Align left"),right:e("Align right"),center:e("Align center"),justify:e("Justify")}}static get pluginName(){return"AlignmentUI"}init(){const e=this.editor,t=e.ui.componentFactory,n=e.t,i=Fb(e.config.get("alignment.options"));i.map(e=>e.name).filter(Vb).forEach(e=>this._addButton(e)),t.add("alignment",e=>{const o=Pu(e),r=i.map(e=>t.create("alignment:"+e.name));Iu(o,r),o.buttonView.set({label:n("Text alignment"),tooltip:!0}),o.toolbarView.isVertical=!0,o.toolbarView.ariaLabel=n("Text alignment toolbar"),o.extendTemplate({attributes:{class:"ck-alignment-dropdown"}});const s="rtl"===e.contentLanguageDirection?Wb.get("right"):Wb.get("left");return o.buttonView.bind("icon").toMany(r,"isOn",(...e)=>{const t=e.findIndex(e=>e);return t<0?s:r[t].icon}),o.bind("isEnabled").toMany(r,"isEnabled",(...e)=>e.some(e=>e)),o})}_addButton(e){const t=this.editor;t.ui.componentFactory.add("alignment:"+e,n=>{const i=t.commands.get("alignment"),o=new iu(n);return o.set({label:this.localizedOptionTitles[e],icon:Wb.get(e),tooltip:!0,isToggleable:!0}),o.bind("isEnabled").to(i),o.bind("isOn").to(i,"value",t=>t===e),this.listenTo(o,"execute",()=>{t.execute("alignment",{value:e}),t.editing.view.focus()}),o})}}class $b extends Qe{static get requires(){return[Ub,qb]}static get pluginName(){return"Alignment"}}class Yb extends Qe{static get pluginName(){return"ItalicEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"italic"}),e.model.schema.setAttributeProperties("italic",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"italic",view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]}),e.commands.add("italic",new kb(e,"italic")),e.keystrokes.set("CTRL+I","italic")}}class Gb extends Qe{static get pluginName(){return"ItalicUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("italic",n=>{const i=e.commands.get("italic"),o=new iu(n);return o.set({label:t("Italic"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m9.586 14.633.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 1.005-.334.157-.122.291-.32.404-.597l2.416-9.55a1.053 1.053 0 0 0-.281-.823 1.12 1.12 0 0 0-.442-.296H8.15a.6.6 0 0 1 0-1.2h6.443a.6.6 0 1 1 0 1.2h-1.195c-.376.056-.65.155-.823.296-.215.175-.423.439-.623.79l-2.366 9.347z"/></svg>',keystroke:"CTRL+I",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("italic"),e.editing.view.focus()}),o})}}class Kb extends Qe{static get requires(){return[Yb,Gb]}static get pluginName(){return"Italic"}}class Qb extends Qe{static get pluginName(){return"BoldEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"bold"}),e.model.schema.setAttributeProperties("bold",{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:"bold",view:"strong",upcastAlso:["b",e=>{const t=e.getStyle("font-weight");return t?"bold"==t||Number(t)>=600?{name:!0,styles:["font-weight"]}:void 0:null}]}),e.commands.add("bold",new kb(e,"bold")),e.keystrokes.set("CTRL+B","bold")}}class Jb extends Qe{static get pluginName(){return"BoldUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("bold",n=>{const i=e.commands.get("bold"),o=new iu(n);return o.set({label:t("Bold"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10.187 17H5.773c-.637 0-1.092-.138-1.364-.415-.273-.277-.409-.718-.409-1.323V4.738c0-.617.14-1.062.419-1.332.279-.27.73-.406 1.354-.406h4.68c.69 0 1.288.041 1.793.124.506.083.96.242 1.36.478.341.197.644.447.906.75a3.262 3.262 0 0 1 .808 2.162c0 1.401-.722 2.426-2.167 3.075C15.05 10.175 16 11.315 16 13.01a3.756 3.756 0 0 1-2.296 3.504 6.1 6.1 0 0 1-1.517.377c-.571.073-1.238.11-2 .11zm-.217-6.217H7v4.087h3.069c1.977 0 2.965-.69 2.965-2.072 0-.707-.256-1.22-.768-1.537-.512-.319-1.277-.478-2.296-.478zM7 5.13v3.619h2.606c.729 0 1.292-.067 1.69-.2a1.6 1.6 0 0 0 .91-.765c.165-.267.247-.566.247-.897 0-.707-.26-1.176-.778-1.409-.519-.232-1.31-.348-2.375-.348H7z"/></svg>',keystroke:"CTRL+B",tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(i,"value","isEnabled"),this.listenTo(o,"execute",()=>{e.execute("bold"),e.editing.view.focus()}),o})}}class Zb extends Qe{static get requires(){return[Qb,Jb]}static get pluginName(){return"Bold"}}class Xb{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(e){Array.isArray(e)?e.forEach(e=>this._definitions.add(e)):this._definitions.add(e)}getDispatcher(){return e=>{e.on("attribute:linkHref",(e,t,n)=>{if(!n.consumable.test(t.item,"attribute:linkHref"))return;const i=n.writer,o=i.document.selection;for(const e of this._definitions){const r=i.createAttributeElement("a",e.attributes,{priority:5});e.classes&&i.addClass(e.classes,r);for(const t in e.styles)i.setStyle(t,e.styles[t],r);i.setCustomProperty("link",!0,r),e.callback(t.attributeNewValue)?t.item.is("selection")?i.wrap(o.getFirstRange(),r):i.wrap(n.mapper.toViewRange(t.range),r):i.unwrap(n.mapper.toViewRange(t.range),r)}},{priority:"high"})}}getDispatcherForLinkedImage(){return e=>{e.on("attribute:linkHref:imageBlock",(e,t,{writer:n,mapper:i})=>{const o=i.toViewElement(t.item),r=Array.from(o.getChildren()).find(e=>"a"===e.name);for(const e of this._definitions){const i=fi(e.attributes);if(e.callback(t.attributeNewValue)){for(const[e,t]of i)"class"===e?n.addClass(t,r):n.setAttribute(e,t,r);e.classes&&n.addClass(e.classes,r);for(const t in e.styles)n.setStyle(t,e.styles[t],r)}else{for(const[e,t]of i)"class"===e?n.removeClass(t,r):n.removeAttribute(e,r);e.classes&&n.removeClass(e.classes,r);for(const t in e.styles)n.removeStyle(t,r)}}})}}}var ev=function(e,t,n){var i=e.length;return n=void 0===n?i:n,!t&&n>=i?e:ji(e,t,n)},tv=RegExp("[\\u200d\\ud800-\\udfff\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff\\ufe0e\\ufe0f]");var nv=function(e){return tv.test(e)};var iv=function(e){return e.split("")},ov="[\\ud800-\\udfff]",rv="[\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff]",sv="\\ud83c[\\udffb-\\udfff]",av="[^\\ud800-\\udfff]",cv="(?:\\ud83c[\\udde6-\\uddff]){2}",lv="[\\ud800-\\udbff][\\udc00-\\udfff]",uv="(?:"+rv+"|"+sv+")"+"?",dv="[\\ufe0e\\ufe0f]?"+uv+("(?:\\u200d(?:"+[av,cv,lv].join("|")+")[\\ufe0e\\ufe0f]?"+uv+")*"),hv="(?:"+[av+rv+"?",rv,cv,lv,ov].join("|")+")",fv=RegExp(sv+"(?="+sv+")|"+hv+dv,"g");var pv=function(e){return e.match(fv)||[]};var gv=function(e){return nv(e)?pv(e):iv(e)};var mv=function(e){return function(t){t=Ii(t);var n=nv(t)?gv(t):void 0,i=n?n[0]:t.charAt(0),o=n?ev(n,1).join(""):t.slice(1);return i[e]()+o}}("toUpperCase");const bv=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g,vv=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i,wv=/^[\S]+@((?![-_])(?:[-\w\u00a1-\uffff]{0,63}[^-_]\.))+(?:[a-z\u00a1-\uffff]{2,})$/i,_v=/^((\w+:(\/{2,})?)|(\W))/i;function kv(e,{writer:t}){const n=t.createAttributeElement("a",{href:e},{priority:5});return t.setCustomProperty("link",!0,n),n}function yv(e){return function(e){return e.replace(bv,"").match(vv)}(e=String(e))?e:"#"}function xv(e,t){return!!e&&t.checkAttribute(e.name,"linkHref")}function Av(e,t){const n=(i=e,wv.test(i)?"mailto:":t);var i;const o=!!n&&!_v.test(e);return e&&o?n+e:e}class Cv extends Ze{constructor(e){super(e),this.manualDecorators=new Xn,this.automaticDecorators=new Xb}restoreManualDecoratorStates(){for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}refresh(){const e=this.editor.model,t=e.document.selection,n=t.getSelectedElement()||Rs(t.getSelectedBlocks());xv(n,e.schema)?(this.value=n.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(n,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"));for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}execute(e,t={}){const n=this.editor.model,i=n.document.selection,o=[],r=[];for(const e in t)t[e]?o.push(e):r.push(e);n.change(t=>{if(i.isCollapsed){const s=i.getFirstPosition();if(i.hasAttribute("linkHref")){const a=fg(s,"linkHref",i.getAttribute("linkHref"),n);t.setAttribute("linkHref",e,a),o.forEach(e=>{t.setAttribute(e,!0,a)}),r.forEach(e=>{t.removeAttribute(e,a)}),t.setSelection(t.createPositionAfter(a.end.nodeBefore))}else if(""!==e){const r=fi(i.getAttributes());r.set("linkHref",e),o.forEach(e=>{r.set(e,!0)});const{end:a}=n.insertContent(t.createText(e,r),s);t.setSelection(a)}["linkHref",...o,...r].forEach(e=>{t.removeSelectionAttribute(e)})}else{const s=n.schema.getValidRanges(i.getRanges(),"linkHref"),a=[];for(const e of i.getSelectedBlocks())n.schema.checkAttribute(e,"linkHref")&&a.push(t.createRangeOn(e));const c=a.slice();for(const e of s)this._isRangeToUpdate(e,a)&&c.push(e);for(const n of c)t.setAttribute("linkHref",e,n),o.forEach(e=>{t.setAttribute(e,!0,n)}),r.forEach(e=>{t.removeAttribute(e,n)})}})}_getDecoratorStateFromModel(e){const t=this.editor.model,n=t.document.selection,i=n.getSelectedElement();return xv(i,t.schema)?i.getAttribute(e):n.getAttribute(e)}_isRangeToUpdate(e,t){for(const n of t)if(n.containsRange(e))return!1;return!0}}class Ev extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=t.getSelectedElement();xv(n,e.schema)?this.isEnabled=e.schema.checkAttribute(n,"linkHref"):this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref")}execute(){const e=this.editor,t=this.editor.model,n=t.document.selection,i=e.commands.get("link");t.change(e=>{const o=n.isCollapsed?[fg(n.getFirstPosition(),"linkHref",n.getAttribute("linkHref"),t)]:t.schema.getValidRanges(n.getRanges(),"linkHref");for(const t of o)if(e.removeAttribute("linkHref",t),i)for(const n of i.manualDecorators)e.removeAttribute(n.id,t)})}}class Tv{constructor({id:e,label:t,attributes:n,classes:i,styles:o,defaultValue:r}){this.id=e,this.set("value"),this.defaultValue=r,this.label=t,this.attributes=n,this.classes=i,this.styles=o}_createPattern(){return{attributes:this.attributes,classes:this.classes,styles:this.styles}}}Ke(Tv,Ue);n(115);const Sv=/^(https?:)?\/\//;class Pv extends Qe{static get pluginName(){return"LinkEditing"}static get requires(){return[sg,ng,Op]}constructor(e){super(e),e.config.define("link",{addTargetToExternalLinks:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"linkHref"}),e.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:kv}),e.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(e,t)=>kv(yv(e),t)}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:!0}},model:{key:"linkHref",value:e=>e.getAttribute("href")}}),e.commands.add("link",new Cv(e)),e.commands.add("unlink",new Ev(e));const t=function(e,t){const n={"Open in a new tab":e("Open in a new tab"),Downloadable:e("Downloadable")};return t.forEach(e=>(e.label&&n[e.label]&&(e.label=n[e.label]),e)),t}(e.t,function(e){const t=[];if(e)for(const[n,i]of Object.entries(e)){const e=Object.assign({},i,{id:"link"+mv(n)});t.push(e)}return t}(e.config.get("link.decorators")));this._enableAutomaticDecorators(t.filter(e=>"automatic"===e.mode)),this._enableManualDecorators(t.filter(e=>"manual"===e.mode));e.plugins.get(sg).registerAttribute("linkHref"),gg(e,"linkHref","a","ck-link_selected"),this._enableInsertContentSelectionAttributesFixer(),this._enableClickingAfterLink(),this._enableTypingOverLink(),this._handleDeleteContentAfterLink()}_enableAutomaticDecorators(e){const t=this.editor,n=t.commands.get("link").automaticDecorators;t.config.get("link.addTargetToExternalLinks")&&n.add({id:"linkIsExternal",mode:"automatic",callback:e=>Sv.test(e),attributes:{target:"_blank",rel:"noopener noreferrer"}}),n.add(e),n.length&&t.conversion.for("downcast").add(n.getDispatcher())}_enableManualDecorators(e){if(!e.length)return;const t=this.editor,n=t.commands.get("link").manualDecorators;e.forEach(e=>{t.model.schema.extend("$text",{allowAttributes:e.id}),e=new Tv(e),n.add(e),t.conversion.for("downcast").attributeToElement({model:e.id,view:(t,{writer:n})=>{if(t){const t=n.createAttributeElement("a",e.attributes,{priority:5});e.classes&&n.addClass(e.classes,t);for(const i in e.styles)n.setStyle(i,e.styles[i],t);return n.setCustomProperty("link",!0,t),t}}}),t.conversion.for("upcast").elementToAttribute({view:{name:"a",...e._createPattern()},model:{key:e.id}})})}_enableInsertContentSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection;this.listenTo(e,"insertContent",()=>{const n=t.anchor.nodeBefore,i=t.anchor.nodeAfter;t.hasAttribute("linkHref")&&n&&n.hasAttribute("linkHref")&&(i&&i.hasAttribute("linkHref")||e.change(t=>{Iv(t,Ov(e.schema))}))},{priority:"low"})}_enableClickingAfterLink(){const e=this.editor,t=e.model;e.editing.view.addObserver(vd);let n=!1;this.listenTo(e.editing.view.document,"mousedown",()=>{n=!0}),this.listenTo(e.editing.view.document,"selectionChange",()=>{if(!n)return;n=!1;const e=t.document.selection;if(!e.isCollapsed)return;if(!e.hasAttribute("linkHref"))return;const i=e.getFirstPosition(),o=fg(i,"linkHref",e.getAttribute("linkHref"),t);(i.isTouching(o.start)||i.isTouching(o.end))&&t.change(e=>{Iv(e,Ov(t.schema))})})}_enableTypingOverLink(){const e=this.editor,t=e.editing.view;let n,i;this.listenTo(t.document,"delete",()=>{i=!0},{priority:"high"}),this.listenTo(e.model,"deleteContent",()=>{const t=e.model.document.selection;t.isCollapsed||(i?i=!1:Mv(e)&&function(e){const t=e.document.selection,n=t.getFirstPosition(),i=t.getLastPosition(),o=n.nodeAfter;if(!o)return!1;if(!o.is("$text"))return!1;if(!o.hasAttribute("linkHref"))return!1;const r=i.textNode||i.nodeBefore;if(o===r)return!0;return fg(n,"linkHref",o.getAttribute("linkHref"),e).containsRange(e.createRange(n,i),!0)}(e.model)&&(n=t.getAttributes()))},{priority:"high"}),this.listenTo(e.model,"insertContent",(t,[o])=>{i=!1,Mv(e)&&n&&(e.model.change(e=>{for(const[t,i]of n)e.setAttribute(t,i,o)}),n=null)},{priority:"high"})}_handleDeleteContentAfterLink(){const e=this.editor,t=e.model,n=t.document.selection,i=e.editing.view;let o=!1,r=!1;this.listenTo(i.document,"delete",(e,t)=>{r=t.domEvent.keyCode===Oo.backspace},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{o=!1;const e=n.getFirstPosition(),i=n.getAttribute("linkHref");if(!i)return;const r=fg(e,"linkHref",i,t);o=r.containsPosition(e)||r.end.isEqual(e)},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{r&&(r=!1,o||e.model.enqueueChange(e=>{Iv(e,Ov(t.schema))}))},{priority:"low"})}}function Iv(e,t){e.removeSelectionAttribute("linkHref");for(const n of t)e.removeSelectionAttribute(n)}function Mv(e){return e.plugins.get("Input").isInput(e.model.change(e=>e.batch))}function Ov(e){return e.getDefinition("$text").allowAttributes.filter(e=>e.startsWith("link"))}n(13),n(118);class Rv extends Nl{constructor(e,t){super(e);const n=e.t;this.focusTracker=new Ns,this.keystrokes=new js,this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(n("Save"),Pl.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(n("Cancel"),Pl.cancel,"ck-button-cancel","cancel"),this._manualDecoratorSwitches=this._createManualDecoratorSwitches(t),this.children=this._createFormChildren(t.manualDecorators),this._focusables=new Rl,this._focusCycler=new au({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const i=["ck","ck-link-form","ck-responsive-form"];t.manualDecorators.length&&i.push("ck-link-form_layout-vertical","ck-vertical-form"),this.setTemplate({tag:"form",attributes:{class:i,tabindex:"-1"},children:this.children}),Ml(this)}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce((e,t)=>(e[t.name]=t.isOn,e),{})}render(){super.render(),Ol({view:this});[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const e=this.locale.t,t=new Lu(this.locale,Vu);return t.label=e("Link URL"),t}_createButton(e,t,n,i){const o=new iu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}_createManualDecoratorSwitches(e){const t=this.createCollection();for(const n of e.manualDecorators){const i=new ou(this.locale);i.set({name:n.id,label:n.label,withText:!0}),i.bind("isOn").toMany([n,e],"value",(e,t)=>void 0===t&&void 0===e?n.defaultValue:e),i.on("execute",()=>{n.set("value",!i.isOn)}),t.add(i)}return t}_createFormChildren(e){const t=this.createCollection();if(t.add(this.urlInputView),e.length){const e=new Nl;e.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map(e=>({tag:"li",children:[e],attributes:{class:["ck","ck-list__item"]}})),attributes:{class:["ck","ck-reset","ck-list"]}}),t.add(e)}return t.add(this.saveButtonView),t.add(this.cancelButtonView),t}}n(120);class Nv extends Nl{constructor(e){super(e);const t=e.t;this.focusTracker=new Ns,this.keystrokes=new js,this.previewButtonView=this._createPreviewButton(),this.unlinkButtonView=this._createButton(t("Unlink"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184zm4.919 10.562-1.414 1.414a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.061-1.06l1.414 1.414 1.414-1.415a.75.75 0 0 1 1.061 1.061l-1.414 1.414 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414z"/></svg>',"unlink"),this.editButtonView=this._createButton(t("Edit link"),Pl.pencil,"edit"),this.set("href"),this._focusables=new Rl,this._focusCycler=new au({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions","ck-responsive-form"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();[this.previewButtonView,this.editButtonView,this.unlinkButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createButton(e,t,n){const i=new iu(this.locale);return i.set({label:e,icon:t,tooltip:!0}),i.delegate("execute").to(this,n),i}_createPreviewButton(){const e=new iu(this.locale),t=this.bindTemplate,n=this.t;return e.set({withText:!0,tooltip:n("Open link in new tab")}),e.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:t.to("href",e=>e&&yv(e)),target:"_blank",rel:"noopener noreferrer"}}),e.bind("label").to(this,"href",e=>e||n("This link has no URL")),e.bind("isEnabled").to(this,"href",e=>!!e),e.template.tag="a",e.template.eventListeners={},e}}class jv extends Qe{static get requires(){return[Ku]}static get pluginName(){return"LinkUI"}init(){const e=this.editor;e.editing.view.addObserver(bd),this.actionsView=this._createActionsView(),this.formView=this._createFormView(),this._balloon=e.plugins.get(Ku),this._createToolbarLinkButton(),this._enableUserBalloonInteractions(),e.conversion.for("editingDowncast").markerToHighlight({model:"link-ui",view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:"link-ui",view:{name:"span",classes:["ck-fake-link-selection","ck-fake-link-selection_collapsed"]}})}destroy(){super.destroy(),this.formView.destroy()}_createActionsView(){const e=this.editor,t=new Nv(e.locale),n=e.commands.get("link"),i=e.commands.get("unlink");return t.bind("href").to(n,"value"),t.editButtonView.bind("isEnabled").to(n),t.unlinkButtonView.bind("isEnabled").to(i),this.listenTo(t,"edit",()=>{this._addFormView()}),this.listenTo(t,"unlink",()=>{e.execute("unlink"),this._hideUI()}),t.keystrokes.set("Esc",(e,t)=>{this._hideUI(),t()}),t.keystrokes.set("Ctrl+K",(e,t)=>{this._addFormView(),t()}),t}_createFormView(){const e=this.editor,t=e.commands.get("link"),n=e.config.get("link.defaultProtocol"),i=new Rv(e.locale,t);return i.urlInputView.fieldView.bind("value").to(t,"value"),i.urlInputView.bind("isReadOnly").to(t,"isEnabled",e=>!e),i.saveButtonView.bind("isEnabled").to(t),this.listenTo(i,"submit",()=>{const{value:t}=i.urlInputView.fieldView.element,o=Av(t,n);e.execute("link",o,i.getDecoratorSwitchesState()),this._closeFormView()}),this.listenTo(i,"cancel",()=>{this._closeFormView()}),i.keystrokes.set("Esc",(e,t)=>{this._closeFormView(),t()}),i}_createToolbarLinkButton(){const e=this.editor,t=e.commands.get("link"),n=e.t;e.keystrokes.set("Ctrl+K",(e,n)=>{n(),t.isEnabled&&this._showUI(!0)}),e.ui.componentFactory.add("link",e=>{const i=new iu(e);return i.isEnabled=!0,i.label=n("Link"),i.icon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>',i.keystroke="Ctrl+K",i.tooltip=!0,i.isToggleable=!0,i.bind("isEnabled").to(t,"isEnabled"),i.bind("isOn").to(t,"value",e=>!!e),this.listenTo(i,"execute",()=>this._showUI(!0)),i})}_enableUserBalloonInteractions(){const e=this.editor.editing.view.document;this.listenTo(e,"click",()=>{this._getSelectedLinkElement()&&this._showUI()}),this.editor.keystrokes.set("Tab",(e,t)=>{this._areActionsVisible&&!this.actionsView.focusTracker.isFocused&&(this.actionsView.focus(),t())},{priority:"high"}),this.editor.keystrokes.set("Esc",(e,t)=>{this._isUIVisible&&(this._hideUI(),t())}),Il({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){this._areActionsInPanel||this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this._isFormInPanel)return;const e=this.editor.commands.get("link");this.formView.disableCssTransitions(),this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this._balloon.visibleView===this.formView&&this.formView.urlInputView.fieldView.select(),this.formView.enableCssTransitions(),this.formView.urlInputView.fieldView.element.value=e.value||""}_closeFormView(){const e=this.editor.commands.get("link");e.restoreManualDecoratorStates(),void 0!==e.value?this._removeFormView():this._hideUI()}_removeFormView(){this._isFormInPanel&&(this.formView.saveButtonView.focus(),this._balloon.remove(this.formView),this.editor.editing.view.focus(),this._hideFakeVisualSelection())}_showUI(e=!1){this._getSelectedLinkElement()?(this._areActionsVisible?this._addFormView():this._addActionsView(),e&&this._balloon.showStack("main")):(this._showFakeVisualSelection(),this._addActionsView(),e&&this._balloon.showStack("main"),this._addFormView()),this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel)return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e.editing.view.focus(),this._removeFormView(),this._balloon.remove(this.actionsView),this._hideFakeVisualSelection()}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let n=this._getSelectedLinkElement(),i=r();const o=()=>{const e=this._getSelectedLinkElement(),t=r();n&&!e||!n&&t!==i?this._hideUI():this._isUIVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),n=e,i=t};function r(){return t.selection.focus.getAncestors().reverse().find(e=>e.is("element"))}this.listenTo(e.ui,"update",o),this.listenTo(this._balloon,"change:visibleView",o)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){return this._balloon.visibleView==this.formView||this._areActionsVisible}_getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,n=e.document;let i=null;if(t.markers.has("link-ui")){const t=Array.from(this.editor.editing.mapper.markerNameToElements("link-ui")),n=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));i=e.domConverter.viewRangeToDom(n)}else i=()=>{const t=this._getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(n.selection.getFirstRange())};return{target:i}}_getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,n=t.getSelectedElement();if(t.isCollapsed||n&&ah(n))return zv(t.getFirstPosition());{const n=t.getFirstRange().getTrimmed(),i=zv(n.start),o=zv(n.end);return i&&i==o&&e.createRangeIn(i).getTrimmed().isEqual(n)?i:null}}_showFakeVisualSelection(){const e=this.editor.model;e.change(t=>{const n=e.document.selection.getFirstRange();if(e.markers.has("link-ui"))t.updateMarker("link-ui",{range:n});else if(n.start.isAtEnd){const i=n.start.getLastMatchingPosition(({item:t})=>!e.schema.isContent(t),{boundaries:n});t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:t.createRange(i,n.end)})}else t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:n})})}_hideFakeVisualSelection(){const e=this.editor.model;e.markers.has("link-ui")&&e.change(e=>{e.removeMarker("link-ui")})}}function zv(e){return e.getAncestors().find(e=>{return(t=e).is("attributeElement")&&!!t.getCustomProperty("link");var t})}const Dv=new RegExp("(^|\\s)(((?:(?:(?:https?|ftp):)?\\/\\/)(?:\\S+(?::\\S*)?@)?(?:(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(((?!www\\.)|(www\\.))(?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.)+(?:[a-z\\u00a1-\\uffff]{2,63})))(?::\\d{2,5})?(?:[/?#]\\S*)?)|((www.|(\\S+@))((?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.))+(?:[a-z\\u00a1-\\uffff]{2,63})))$","i");class Lv extends Qe{static get pluginName(){return"AutoLink"}init(){const e=this.editor.model.document.selection;e.on("change:range",()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock")}),this._enableTypingHandling()}afterInit(){this._enableEnterHandling(),this._enableShiftEnterHandling()}_enableTypingHandling(){const e=this.editor,t=new rg(e.model,e=>{if(!function(e){return e.length>4&&" "===e[e.length-1]&&" "!==e[e.length-2]}(e))return;const t=Vv(e.substr(0,e.length-1));return t?{url:t}:void 0}),n=e.plugins.get("Input");t.on("matched:data",(t,i)=>{const{batch:o,range:r,url:s}=i;if(!n.isInput(o))return;const a=r.end.getShiftedBy(-1),c=a.getShiftedBy(-s.length),l=e.model.createRange(c,a);this._applyAutoLink(s,l)}),t.bind("isEnabled").to(this)}_enableEnterHandling(){const e=this.editor,t=e.model,n=e.commands.get("enter");n&&n.on("execute",()=>{const e=t.document.selection.getFirstPosition();if(!e.parent.previousSibling)return;const n=t.createRangeIn(e.parent.previousSibling);this._checkAndApplyAutoLinkOnRange(n)})}_enableShiftEnterHandling(){const e=this.editor,t=e.model,n=e.commands.get("shiftEnter");n&&n.on("execute",()=>{const e=t.document.selection.getFirstPosition(),n=t.createRange(t.createPositionAt(e.parent,0),e.getShiftedBy(-1));this._checkAndApplyAutoLinkOnRange(n)})}_checkAndApplyAutoLinkOnRange(e){const t=this.editor.model,{text:n,range:i}=og(e,t),o=Vv(n);if(o){const e=t.createRange(i.end.getShiftedBy(-o.length),i.end);this._applyAutoLink(o,e)}}_applyAutoLink(e,t){const n=this.editor.model;this.isEnabled&&function(e,t){return t.schema.checkAttributeInSelection(t.createSelection(e),"linkHref")}(t,n)&&n.enqueueChange(n=>{const i=this.editor.config.get("link.defaultProtocol"),o=Av(e,i);n.setAttribute("linkHref",o,t)})}}function Vv(e){const t=Dv.exec(e);return t?t[2]:null}class Bv extends Qe{static get requires(){return[Pv,jv,Lv]}static get pluginName(){return"Link"}}class Fv extends Ze{refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled&&e.hasAttribute("alt")?this.value=e.getAttribute("alt"):this.value=!1}execute(e){const t=this.editor,n=t.plugins.get("ImageUtils"),i=t.model,o=n.getClosestSelectedImageElement(i.document.selection);i.change(t=>{t.setAttribute("alt",e.newValue,o)})}}function Hv(e,t){const n=e.createEmptyElement("img"),i="imageBlock"===t?e.createContainerElement("figure",{class:"image"}):e.createContainerElement("span",{class:"image-inline"},{isAllowedInsideAttributeElement:!0});return e.insert(e.createPositionAt(i,0),n),i}function Uv(e,t){if(e.plugins.has("ImageInlineEditing")!==e.plugins.has("ImageBlockEditing"))return{name:"img",attributes:{src:!0}};const n=e.plugins.get("ImageUtils");return e=>{if(!n.isInlineImageView(e)||!e.hasAttribute("src"))return null;return(e.findAncestor(n.isBlockImageView)?"imageBlock":"imageInline")!==t?null:{name:!0,attributes:["src"]}}}function Wv(e,t){const n=Rs(t.getSelectedBlocks());return!n||e.isObject(n)||n.isEmpty&&"listItem"!=n.name?"imageBlock":"imageInline"}class qv extends Qe{static get pluginName(){return"ImageUtils"}isImage(e){return this.isInlineImage(e)||this.isBlockImage(e)}isInlineImageView(e){return!!e&&e.is("element","img")}isBlockImageView(e){return!!e&&e.is("element","figure")&&e.hasClass("image")}insertImage(e={},t=null,n=null){const i=this.editor,o=i.model,r=o.document.selection;n=$v(i,t||r,n),e={...Object.fromEntries(r.getAttributes()),...e};for(const t in e)o.schema.checkAttribute(n,t)||delete e[t];return o.change(i=>{const s=i.createElement(n,e);return t||"imageInline"==n||(t=ph(r,o)),o.insertContent(s,t),s.parent?(i.setSelection(s,"on"),s):null})}getClosestSelectedImageWidget(e){const t=e.getSelectedElement();if(t&&this.isImageWidget(t))return t;let n=e.getFirstPosition().parent;for(;n;){if(n.is("element")&&this.isImageWidget(n))return n;n=n.parent}return null}getClosestSelectedImageElement(e){const t=e.getSelectedElement();return this.isImage(t)?t:e.getFirstPosition().findAncestor("imageBlock")}isImageAllowed(){const e=this.editor.model.document.selection;return function(e,t){if("imageBlock"==$v(e,t)){const n=function(e,t){const n=ph(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(t,e.model);if(e.model.schema.checkChild(n,"imageBlock"))return!0}else if(e.model.schema.checkChild(t.focus,"imageInline"))return!0;return!1}(this.editor,e)&&function(e){return[...e.focus.getAncestors()].every(e=>!e.is("element","imageBlock"))}(e)}toImageWidget(e,t,n){t.setCustomProperty("image",!0,e);return ch(e,t,{label:()=>{const t=this.findViewImgElement(e).getAttribute("alt");return t?`${t} ${n}`:n}})}isImageWidget(e){return!!e.getCustomProperty("image")&&ah(e)}isBlockImage(e){return!!e&&e.is("element","imageBlock")}isInlineImage(e){return!!e&&e.is("element","imageInline")}findViewImgElement(e){if(this.isInlineImageView(e))return e;const t=this.editor.editing.view;for(const{item:n}of t.createRangeIn(e))if(this.isInlineImageView(n))return n}}function $v(e,t,n){const i=e.model.schema,o=e.config.get("image.insert.type");return e.plugins.has("ImageBlockEditing")?e.plugins.has("ImageInlineEditing")?n||("inline"===o?"imageInline":"block"===o?"imageBlock":t.is("selection")?Wv(i,t):i.checkChild(t,"imageInline")?"imageInline":"imageBlock"):"imageBlock":"imageInline"}class Yv extends Qe{static get requires(){return[qv]}static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new Fv(this.editor))}}n(122);class Gv extends Nl{constructor(e){super(e);const t=this.locale.t;this.focusTracker=new Ns,this.keystrokes=new js,this.labeledInput=this._createLabeledInputView(),this.saveButtonView=this._createButton(t("Save"),Pl.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(t("Cancel"),Pl.cancel,"ck-button-cancel","cancel"),this._focusables=new Rl,this._focusCycler=new au({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form","ck-responsive-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]}),Ml(this)}render(){super.render(),this.keystrokes.listenTo(this.element),Ol({view:this}),[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)})}_createButton(e,t,n,i){const o=new iu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}_createLabeledInputView(){const e=this.locale.t,t=new Lu(this.locale,Vu);return t.label=e("Text alternative"),t}}function Kv(e){const t=e.editing.view,n=Wu.defaultPositions,i=e.plugins.get("ImageUtils");return{target:t.domConverter.viewToDom(i.getClosestSelectedImageWidget(t.document.selection)),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast]}}class Qv extends Qe{static get requires(){return[Ku]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton(),this._createForm()}destroy(){super.destroy(),this._form.destroy()}_createButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("imageTextAlternative",n=>{const i=e.commands.get("imageTextAlternative"),o=new iu(n);return o.set({label:t("Change image text alternative"),icon:Pl.lowVision,tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{this._showForm()}),o})}_createForm(){const e=this.editor,t=e.editing.view.document,n=e.plugins.get("ImageUtils");this._balloon=this.editor.plugins.get("ContextualBalloon"),this._form=new Gv(e.locale),this._form.render(),this.listenTo(this._form,"submit",()=>{e.execute("imageTextAlternative",{newValue:this._form.labeledInput.fieldView.element.value}),this._hideForm(!0)}),this.listenTo(this._form,"cancel",()=>{this._hideForm(!0)}),this._form.keystrokes.set("Esc",(e,t)=>{this._hideForm(!0),t()}),this.listenTo(e.ui,"update",()=>{n.getClosestSelectedImageWidget(t.selection)?this._isVisible&&function(e){const t=e.plugins.get("ContextualBalloon");if(e.plugins.get("ImageUtils").getClosestSelectedImageWidget(e.editing.view.document.selection)){const n=Kv(e);t.updatePosition(n)}}(e):this._hideForm(!0)}),Il({emitter:this._form,activator:()=>this._isVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible)return;const e=this.editor,t=e.commands.get("imageTextAlternative"),n=this._form.labeledInput;this._form.disableCssTransitions(),this._isInBalloon||this._balloon.add({view:this._form,position:Kv(e)}),n.fieldView.value=n.fieldView.element.value=t.value||"",this._form.labeledInput.fieldView.select(),this._form.enableCssTransitions()}_hideForm(e){this._isInBalloon&&(this._form.focusTracker.isFocused&&this._form.saveButtonView.focus(),this._balloon.remove(this._form),e&&this.editor.editing.view.focus())}get _isVisible(){return this._balloon.visibleView===this._form}get _isInBalloon(){return this._balloon.hasView(this._form)}}class Jv extends Qe{static get requires(){return[Yv,Qv]}static get pluginName(){return"ImageTextAlternative"}}function Zv(e,t){return e=>{e.on("attribute:srcset:"+t,n)};function n(t,n,i){if(!i.consumable.consume(n.item,t.name))return;const o=i.writer,r=i.mapper.toViewElement(n.item),s=e.findViewImgElement(r);if(null===n.attributeNewValue){const e=n.attributeOldValue;e.data&&(o.removeAttribute("srcset",s),o.removeAttribute("sizes",s),e.width&&o.removeAttribute("width",s))}else{const e=n.attributeNewValue;e.data&&(o.setAttribute("srcset",e.data,s),o.setAttribute("sizes","100vw",s),e.width&&o.setAttribute("width",e.width,s))}}}function Xv(e,t,n){return e=>{e.on(`attribute:${n}:${t}`,i)};function i(t,n,i){if(!i.consumable.consume(n.item,t.name))return;const o=i.writer,r=i.mapper.toViewElement(n.item),s=e.findViewImgElement(r);o.setAttribute(n.attributeKey,n.attributeNewValue||"",s)}}class ew extends Nr{observe(e){this.listenTo(e,"load",(e,t)=>{const n=t.target;this.checkShouldIgnoreEventFromTarget(n)||"IMG"==n.tagName&&this._fireEvents(t)},{useCapture:!0})}_fireEvents(e){this.isEnabled&&(this.document.fire("layoutChanged"),this.document.fire("imageLoaded",e))}}class tw extends Ze{constructor(e){super(e);const t=e.config.get("image.insert.type");e.plugins.has("ImageBlockEditing")||"block"===t&&Object(c.b)("image-block-plugin-required"),e.plugins.has("ImageInlineEditing")||"inline"===t&&Object(c.b)("image-inline-plugin-required")}refresh(){this.isEnabled=this.editor.plugins.get("ImageUtils").isImageAllowed()}execute(e){const t=ti(e.source),n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(n.getAttributes());t.forEach((e,t)=>{const r=n.getSelectedElement();if("string"==typeof e&&(e={src:e}),t&&r&&i.isImage(r)){const t=this.editor.model.createPositionAfter(r);i.insertImage({...e,...o},t)}else i.insertImage({...e,...o})})}}class nw extends Qe{static get requires(){return[qv]}static get pluginName(){return"ImageEditing"}init(){const e=this.editor,t=e.conversion;e.editing.view.addObserver(ew),t.for("upcast").attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:{key:"srcset",value:e=>{const t={data:e.getAttribute("srcset")};return e.hasAttribute("width")&&(t.width=e.getAttribute("width")),t}}});const n=new tw(e);e.commands.add("insertImage",n),e.commands.add("imageInsert",n)}}class iw extends Ze{constructor(e,t){super(e),this._modelElementName=t}refresh(){const e=this.editor.plugins.get("ImageUtils"),t=e.getClosestSelectedImageElement(this.editor.model.document.selection);"imageBlock"===this._modelElementName?this.isEnabled=e.isInlineImage(t):this.isEnabled=e.isBlockImage(t)}execute(){const e=this.editor,t=this.editor.model,n=e.plugins.get("ImageUtils"),i=n.getClosestSelectedImageElement(t.document.selection),o=Object.fromEntries(i.getAttributes());return o.src||o.uploadId?t.change(e=>{const r=Array.from(t.markers).filter(e=>e.getRange().containsItem(i)),s=n.insertImage(o,t.createSelection(i,"on"),this._modelElementName);if(!s)return null;const a=e.createRangeOn(s);for(const t of r){const n=t.getRange(),i="$graveyard"!=n.root.rootName?n.getJoined(a,!0):a;e.updateMarker(t,{range:i})}return{oldElement:i,newElement:s}}):null}}class ow extends Qe{static get requires(){return[nw,qv,Op]}static get pluginName(){return"ImageBlockEditing"}init(){const e=this.editor;e.model.schema.register("imageBlock",{isObject:!0,isBlock:!0,allowWhere:"$block",allowAttributes:["alt","src","srcset"]}),this._setupConversion(),e.plugins.has("ImageInlineEditing")&&(e.commands.add("imageTypeBlock",new iw(this.editor,"imageBlock")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,n=e.conversion,i=e.plugins.get("ImageUtils");n.for("dataDowncast").elementToElement({model:"imageBlock",view:(e,{writer:t})=>Hv(t,"imageBlock")}),n.for("editingDowncast").elementToElement({model:"imageBlock",view:(e,{writer:n})=>i.toImageWidget(Hv(n,"imageBlock"),n,t("image widget"))}),n.for("downcast").add(Xv(i,"imageBlock","src")).add(Xv(i,"imageBlock","alt")).add(Zv(i,"imageBlock")),n.for("upcast").elementToElement({view:Uv(e,"imageBlock"),model:(e,{writer:t})=>t.createElement("imageBlock",{src:e.getAttribute("src")})}).add(function(e){return e=>{e.on("element:figure",t)};function t(t,n,i){if(!i.consumable.test(n.viewItem,{name:!0,classes:"image"}))return;const o=e.findViewImgElement(n.viewItem);if(!o||!o.hasAttribute("src")||!i.consumable.test(o,{name:!0}))return;const r=Rs(i.convertItem(o,n.modelCursor).modelRange.getItems());r&&(i.convertChildren(n.viewItem,r),i.updateConversionResult(r,n))}}(i))}_setupClipboardIntegration(){const e=this.editor,t=e.model,n=e.editing.view,i=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(o,r)=>{const s=Array.from(r.content.getChildren());let a;if(!s.every(i.isInlineImageView))return;a=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(a);if("imageBlock"===Wv(t.schema,c)){const e=new wd(n.document),t=s.map(t=>e.createElement("figure",{class:"image"},t));r.content=e.createDocumentFragment(t)}})}}n(20);class rw extends Qe{static get requires(){return[ow,Th,Jv]}static get pluginName(){return"ImageBlock"}}class sw extends Qe{static get requires(){return[nw,qv,Op]}static get pluginName(){return"ImageInlineEditing"}init(){const e=this.editor,t=e.model.schema;t.register("imageInline",{isObject:!0,isInline:!0,allowWhere:"$text",allowAttributes:["alt","src","srcset"]}),t.addChildCheck((e,t)=>{if(e.endsWith("caption")&&"imageInline"===t.name)return!1}),this._setupConversion(),e.plugins.has("ImageBlockEditing")&&(e.commands.add("imageTypeInline",new iw(this.editor,"imageInline")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,n=e.conversion,i=e.plugins.get("ImageUtils");n.for("dataDowncast").elementToElement({model:"imageInline",view:(e,{writer:t})=>t.createEmptyElement("img")}),n.for("editingDowncast").elementToElement({model:"imageInline",view:(e,{writer:n})=>i.toImageWidget(Hv(n,"imageInline"),n,t("image widget"))}),n.for("downcast").add(Xv(i,"imageInline","src")).add(Xv(i,"imageInline","alt")).add(Zv(i,"imageInline")),n.for("upcast").elementToElement({view:Uv(e,"imageInline"),model:(e,{writer:t})=>t.createElement("imageInline",{src:e.getAttribute("src")})})}_setupClipboardIntegration(){const e=this.editor,t=e.model,n=e.editing.view,i=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(o,r)=>{const s=Array.from(r.content.getChildren());let a;if(!s.every(i.isBlockImageView))return;a=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(a);if("imageInline"===Wv(t.schema,c)){const e=new wd(n.document),t=s.map(t=>1===t.childCount?(Array.from(t.getAttributes()).forEach(n=>e.setAttribute(...n,i.findViewImgElement(t))),t.getChild(0)):t);r.content=e.createDocumentFragment(t)}})}}class aw extends Qe{static get requires(){return[sw,Th,Jv]}static get pluginName(){return"ImageInline"}}class cw extends Qe{static get requires(){return[rw,aw]}static get pluginName(){return"Image"}}class lw extends Ze{constructor(e,t){super(e),this._defaultStyles={imageBlock:!1,imageInline:!1},this._styles=new Map(t.map(e=>{if(e.isDefault)for(const t of e.modelElements)this._defaultStyles[t]=e.name;return[e.name,e]}))}refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled?e.hasAttribute("imageStyle")?this.value=e.getAttribute("imageStyle"):this.value=this._defaultStyles[e.name]:this.value=!1}execute(e={}){const t=this.editor,n=t.model,i=t.plugins.get("ImageUtils");n.change(t=>{const o=e.value;let r=i.getClosestSelectedImageElement(n.document.selection);o&&this.shouldConvertImageType(o,r)&&(this.editor.execute(i.isBlockImage(r)?"imageTypeInline":"imageTypeBlock"),r=i.getClosestSelectedImageElement(n.document.selection)),!o||this._styles.get(o).isDefault?t.removeAttribute("imageStyle",r):t.setAttribute("imageStyle",o,r)})}shouldConvertImageType(e,t){return!this._styles.get(e).modelElements.includes(t.name)}}const{objectFullWidth:uw,objectInline:dw,objectLeft:hw,objectRight:fw,objectCenter:pw,objectBlockLeft:gw,objectBlockRight:mw}=Pl,bw={inline:{name:"inline",title:"In line",icon:dw,modelElements:["imageInline"],isDefault:!0},alignLeft:{name:"alignLeft",title:"Left aligned image",icon:hw,modelElements:["imageBlock","imageInline"],className:"image-style-align-left"},alignBlockLeft:{name:"alignBlockLeft",title:"Left aligned image",icon:gw,modelElements:["imageBlock"],className:"image-style-block-align-left"},alignCenter:{name:"alignCenter",title:"Centered image",icon:pw,modelElements:["imageBlock"],className:"image-style-align-center"},alignRight:{name:"alignRight",title:"Right aligned image",icon:fw,modelElements:["imageBlock","imageInline"],className:"image-style-align-right"},alignBlockRight:{name:"alignBlockRight",title:"Right aligned image",icon:mw,modelElements:["imageBlock"],className:"image-style-block-align-right"},block:{name:"block",title:"Centered image",icon:pw,modelElements:["imageBlock"],isDefault:!0},side:{name:"side",title:"Side image",icon:fw,modelElements:["imageBlock"],className:"image-style-side"}},vw={full:uw,left:gw,right:mw,center:pw,inlineLeft:hw,inlineRight:fw,inline:dw},ww=[{name:"imageStyle:wrapText",title:"Wrap text",defaultItem:"imageStyle:alignLeft",items:["imageStyle:alignLeft","imageStyle:alignRight"]},{name:"imageStyle:breakText",title:"Break text",defaultItem:"imageStyle:block",items:["imageStyle:alignBlockLeft","imageStyle:block","imageStyle:alignBlockRight"]}];function _w(e){Object(c.b)("image-style-configuration-definition-invalid",e)}var kw={normalizeStyles:function(e){return(e.configuredStyles.options||[]).map(e=>function(e){e="string"==typeof e?bw[e]?{...bw[e]}:{name:e}:function(e,t){const n={...t};for(const i in e)Object.prototype.hasOwnProperty.call(t,i)||(n[i]=e[i]);return n}(bw[e.name],e);"string"==typeof e.icon&&(e.icon=vw[e.icon]||e.icon);return e}(e)).filter(t=>function(e,{isBlockPluginLoaded:t,isInlinePluginLoaded:n}){const{modelElements:i,name:o}=e;if(!(i&&i.length&&o))return _w({style:e}),!1;{const o=[t?"imageBlock":null,n?"imageInline":null];if(!i.some(e=>o.includes(e)))return Object(c.b)("image-style-missing-dependency",{style:e,missingPlugins:i.map(e=>"imageBlock"===e?"ImageBlockEditing":"ImageInlineEditing")}),!1}return!0}(t,e))},getDefaultStylesConfiguration:function(e,t){return e&&t?{options:["inline","alignLeft","alignRight","alignCenter","alignBlockLeft","alignBlockRight","block","side"]}:e?{options:["block","side"]}:t?{options:["inline","alignLeft","alignRight"]}:{}},getDefaultDropdownDefinitions:function(e){return e.has("ImageBlockEditing")&&e.has("ImageInlineEditing")?[...ww]:[]},warnInvalidStyle:_w,DEFAULT_OPTIONS:bw,DEFAULT_ICONS:vw,DEFAULT_DROPDOWN_DEFINITIONS:ww};function yw(e,t){for(const n of t)if(n.name===e)return n}class xw extends Qe{static get pluginName(){return"ImageStyleEditing"}static get requires(){return[qv]}init(){const{normalizeStyles:e,getDefaultStylesConfiguration:t}=kw,n=this.editor,i=n.plugins.has("ImageBlockEditing"),o=n.plugins.has("ImageInlineEditing");n.config.define("image.styles",t(i,o)),this.normalizedStyles=e({configuredStyles:n.config.get("image.styles"),isBlockPluginLoaded:i,isInlinePluginLoaded:o}),this._setupConversion(i,o),this._setupPostFixer(),n.commands.add("imageStyle",new lw(n,this.normalizedStyles))}_setupConversion(e,t){const n=this.editor,i=n.model.schema,o=(r=this.normalizedStyles,(e,t,n)=>{if(!n.consumable.consume(t.item,e.name))return;const i=yw(t.attributeNewValue,r),o=yw(t.attributeOldValue,r),s=n.mapper.toViewElement(t.item),a=n.writer;o&&a.removeClass(o.className,s),i&&a.addClass(i.className,s)});var r;const s=function(e){const t={imageInline:e.filter(e=>!e.isDefault&&e.modelElements.includes("imageInline")),imageBlock:e.filter(e=>!e.isDefault&&e.modelElements.includes("imageBlock"))};return(e,n,i)=>{if(!n.modelRange)return;const o=n.viewItem,r=Rs(n.modelRange.getItems());if(r&&i.schema.checkAttribute(r,"imageStyle"))for(const e of t[r.name])i.consumable.consume(o,{classes:e.className})&&i.writer.setAttribute("imageStyle",e.name,r)}}(this.normalizedStyles);n.editing.downcastDispatcher.on("attribute:imageStyle",o),n.data.downcastDispatcher.on("attribute:imageStyle",o),e&&(i.extend("imageBlock",{allowAttributes:"imageStyle"}),n.data.upcastDispatcher.on("element:figure",s,{priority:"low"})),t&&(i.extend("imageInline",{allowAttributes:"imageStyle"}),n.data.upcastDispatcher.on("element:img",s,{priority:"low"}))}_setupPostFixer(){const e=this.editor,t=e.model.document,n=e.plugins.get(qv),i=new Map(this.normalizedStyles.map(e=>[e.name,e]));t.registerPostFixer(e=>{let o=!1;for(const r of t.differ.getChanges())if("insert"==r.type||"attribute"==r.type&&"imageStyle"==r.attributeKey){let t="insert"==r.type?r.position.nodeAfter:r.range.start.nodeAfter;if(t&&t.is("element","paragraph")&&t.childCount>0&&(t=t.getChild(0)),!n.isImage(t))continue;const s=t.getAttribute("imageStyle");if(!s)continue;const a=i.get(s);a&&a.modelElements.includes(t.name)||(e.removeAttribute("imageStyle",t),o=!0)}return o})}}n(125);class Aw extends Qe{static get requires(){return[xw]}static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const e=this.editor.t;return{"Wrap text":e("Wrap text"),"Break text":e("Break text"),"In line":e("In line"),"Full size image":e("Full size image"),"Side image":e("Side image"),"Left aligned image":e("Left aligned image"),"Centered image":e("Centered image"),"Right aligned image":e("Right aligned image")}}init(){const e=this.editor.plugins,t=this.editor.config.get("image.toolbar")||[],n=Cw(e.get("ImageStyleEditing").normalizedStyles,this.localizedDefaultStylesTitles);for(const e of n)this._createButton(e);const i=Cw([...t.filter(v),...kw.getDefaultDropdownDefinitions(e)],this.localizedDefaultStylesTitles);for(const e of i)this._createDropdown(e,n)}_createDropdown(e,t){const n=this.editor.ui.componentFactory;n.add(e.name,i=>{let o;const{defaultItem:r,items:s,title:a}=e,c=s.filter(e=>t.find(({name:t})=>Ew(t)===e)).map(e=>{const t=n.create(e);return e===r&&(o=t),t});s.length!==c.length&&kw.warnInvalidStyle({dropdown:e});const l=Pu(i,hu),u=l.buttonView;return Iu(l,c),u.set({label:Tw(a,o.label),class:null,tooltip:!0}),u.bind("icon").toMany(c,"isOn",(...e)=>{const t=e.findIndex(Z);return t<0?o.icon:c[t].icon}),u.bind("label").toMany(c,"isOn",(...e)=>{const t=e.findIndex(Z);return Tw(a,t<0?o.label:c[t].label)}),u.bind("isOn").toMany(c,"isOn",(...e)=>e.some(Z)),u.bind("class").toMany(c,"isOn",(...e)=>e.some(Z)?"ck-splitbutton_flatten":null),u.on("execute",()=>{c.some(({isOn:e})=>e)?l.isOpen=!l.isOpen:o.fire("execute")}),l.bind("isEnabled").toMany(c,"isEnabled",(...e)=>e.some(Z)),l})}_createButton(e){const t=e.name;this.editor.ui.componentFactory.add(Ew(t),n=>{const i=this.editor.commands.get("imageStyle"),o=new iu(n);return o.set({label:e.title,icon:e.icon,tooltip:!0,isToggleable:!0}),o.bind("isEnabled").to(i,"isEnabled"),o.bind("isOn").to(i,"value",e=>e===t),o.on("execute",this._executeCommand.bind(this,t)),o})}_executeCommand(e){this.editor.execute("imageStyle",{value:e}),this.editor.editing.view.focus()}}function Cw(e,t){for(const n of e)t[n.title]&&(n.title=t[n.title]);return e}function Ew(e){return"imageStyle:"+e}function Tw(e,t){return(e?e+": ":"")+t}class Sw extends Qe{static get requires(){return[xw,Aw]}static get pluginName(){return"ImageStyle"}}class Pw{constructor(){const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise((n,i)=>{t.onload=()=>{const e=t.result;this._data=e,n(e)},t.onerror=()=>{i("error")},t.onabort=()=>{i("aborted")},this._reader.readAsDataURL(e)})}abort(){this._reader.abort()}}Ke(Pw,Ue);class Iw extends Qe{static get pluginName(){return"FileRepository"}static get requires(){return[El]}init(){this.loaders=new Xn,this.loaders.on("add",()=>this._updatePendingAction()),this.loaders.on("remove",()=>this._updatePendingAction()),this._loadersMap=new Map,this._pendingAction=null,this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0)}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return Object(c.b)("filerepository-no-upload-adapter"),null;const t=new Mw(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then(e=>{this._loadersMap.set(e,t)}).catch(()=>{}),t.on("change:uploaded",()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e}),t.on("change:uploadTotal",()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e}),t}destroyLoader(e){const t=e instanceof Mw?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach((e,n)=>{e===t&&this._loadersMap.delete(n)})}_updatePendingAction(){const e=this.editor.plugins.get(El);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,n=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(n(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",n)}}else e.remove(this._pendingAction),this._pendingAction=null}}Ke(Iw,Ue);class Mw{constructor(e,t){this.id=s(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new Pw,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0),this.set("uploadResponse",null)}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then(e=>this._filePromiseWrapper?e:null):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new c.a("filerepository-read-wrong-status",this);return this.status="reading",this.file.then(e=>this._reader.read(e)).then(e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e}).catch(e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e})}upload(){if("idle"!=this.status)throw new c.a("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then(()=>this._adapter.upload()).then(e=>(this.uploadResponse=e,this.status="idle",e)).catch(e=>{if("aborted"===this.status)throw"aborted";throw this.status="error",e})}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch(()=>{}),this._filePromiseWrapper.rejecter("aborted")),this._destroy()}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise((n,i)=>{t.rejecter=i,t.isFulfilled=!1,e.then(e=>{t.isFulfilled=!0,n(e)}).catch(e=>{t.isFulfilled=!0,i(e)})}),t}}Ke(Mw,Ue);class Ow extends Nl{constructor(e){super(e),this.buttonView=new iu(e),this._fileInputView=new Rw(e),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]}),this.buttonView.on("execute",()=>{this._fileInputView.open()})}focus(){this.buttonView.focus()}}class Rw extends Nl{constructor(e){super(e),this.set("acceptedType"),this.set("allowMultipleFiles",!1);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to(()=>{this.element&&this.element.files&&this.element.files.length&&this.fire("done",this.element.files),this.element.value=""})}})}open(){this.element.click()}}function Nw(e){const t=e.map(e=>e.replace("+","\\+"));return new RegExp(`^image\\/(${t.join("|")})$`)}function jw(e){return new Promise((t,n)=>{const i=e.getAttribute("src");fetch(i).then(e=>e.blob()).then(e=>{const n=zw(e,i),o=n.replace("image/",""),r=new File([e],"image."+o,{type:n});t(r)}).catch(e=>e&&"TypeError"===e.name?function(e){return function(e){return new Promise((t,n)=>{const i=kr.document.createElement("img");i.addEventListener("load",()=>{const e=kr.document.createElement("canvas");e.width=i.width,e.height=i.height;e.getContext("2d").drawImage(i,0,0),e.toBlob(e=>e?t(e):n())}),i.addEventListener("error",()=>n()),i.src=e})}(e).then(t=>{const n=zw(t,e),i=n.replace("image/","");return new File([t],"image."+i,{type:n})})}(i).then(t).catch(n):n(e))})}function zw(e,t){return e.type?e.type:t.match(/data:(image\/\w+);base64/)?t.match(/data:(image\/\w+);base64/)[1].toLowerCase():"image/jpeg"}class Dw extends Qe{static get pluginName(){return"ImageUploadUI"}init(){const e=this.editor,t=e.t,n=n=>{const i=new Ow(n),o=e.commands.get("uploadImage"),r=e.config.get("image.upload.types"),s=Nw(r);return i.set({acceptedType:r.map(e=>"image/"+e).join(","),allowMultipleFiles:!0}),i.buttonView.set({label:t("Insert image"),icon:Pl.image,tooltip:!0}),i.buttonView.bind("isEnabled").to(o),i.on("done",(t,n)=>{const i=Array.from(n).filter(e=>s.test(e.type));i.length&&e.execute("uploadImage",{file:i})}),i};e.ui.componentFactory.add("uploadImage",n),e.ui.componentFactory.add("imageUpload",n)}}n(127),n(129),n(131);class Lw extends Qe{static get pluginName(){return"ImageUploadProgress"}constructor(e){super(e),this.placeholder="data:image/svg+xml;utf8,"+encodeURIComponent('<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 700 250"><rect rx="4"/></svg>')}init(){const e=this.editor;e.plugins.has("ImageBlockEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageBlock",(...e)=>this.uploadStatusChange(...e)),e.plugins.has("ImageInlineEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageInline",(...e)=>this.uploadStatusChange(...e))}uploadStatusChange(e,t,n){const i=this.editor,o=t.item,r=o.getAttribute("uploadId");if(!n.consumable.consume(t.item,e.name))return;const s=i.plugins.get("ImageUtils"),a=i.plugins.get(Iw),c=r?t.attributeNewValue:null,l=this.placeholder,u=i.editing.mapper.toViewElement(o),d=n.writer;if("reading"==c)return Vw(u,d),void Bw(s,l,u,d);if("uploading"==c){const e=a.loaders.get(r);return Vw(u,d),void(e?(Fw(u,d),function(e,t,n,i){const o=function(e){const t=e.createUIElement("div",{class:"ck-progress-bar"});return e.setCustomProperty("progressBar",!0,t),t}(t);t.insert(t.createPositionAt(e,"end"),o),n.on("change:uploadedPercent",(e,t,n)=>{i.change(e=>{e.setStyle("width",n+"%",o)})})}(u,d,e,i.editing.view),function(e,t,n,i){if(i.data){const o=e.findViewImgElement(t);n.setAttribute("src",i.data,o)}}(s,u,d,e)):Bw(s,l,u,d))}"complete"==c&&a.loaders.get(r)&&function(e,t,n){const i=t.createUIElement("div",{class:"ck-image-upload-complete-icon"});t.insert(t.createPositionAt(e,"end"),i),setTimeout(()=>{n.change(e=>e.remove(e.createRangeOn(i)))},3e3)}(u,d,i.editing.view),function(e,t){Uw(e,t,"progressBar")}(u,d),Fw(u,d),function(e,t){t.removeClass("ck-appear",e)}(u,d)}}function Vw(e,t){e.hasClass("ck-appear")||t.addClass("ck-appear",e)}function Bw(e,t,n,i){n.hasClass("ck-image-upload-placeholder")||i.addClass("ck-image-upload-placeholder",n);const o=e.findViewImgElement(n);o.getAttribute("src")!==t&&i.setAttribute("src",t,o),Hw(n,"placeholder")||i.insert(i.createPositionAfter(o),function(e){const t=e.createUIElement("div",{class:"ck-upload-placeholder-loader"});return e.setCustomProperty("placeholder",!0,t),t}(i))}function Fw(e,t){e.hasClass("ck-image-upload-placeholder")&&t.removeClass("ck-image-upload-placeholder",e),Uw(e,t,"placeholder")}function Hw(e,t){for(const n of e.getChildren())if(n.getCustomProperty(t))return n}function Uw(e,t,n){const i=Hw(e,n);i&&t.remove(t.createRangeOn(i))}class Ww extends Ze{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils"),n=e.model.document.selection.getSelectedElement();this.isEnabled=t.isImageAllowed()||t.isImage(n)}execute(e){const t=ti(e.file),n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(n.getAttributes());t.forEach((e,t)=>{const r=n.getSelectedElement();if(t&&r&&i.isImage(r)){const t=this.editor.model.createPositionAfter(r);this._uploadImage(e,o,t)}else this._uploadImage(e,o)})}_uploadImage(e,t,n){const i=this.editor,o=i.plugins.get(Iw).createLoader(e),r=i.plugins.get("ImageUtils");o&&r.insertImage({...t,uploadId:o.id},n)}}class qw extends Qe{static get requires(){return[Iw,Bu,Op,qv]}static get pluginName(){return"ImageUploadEditing"}constructor(e){super(e),e.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}}),this._uploadImageElements=new Map}init(){const e=this.editor,t=e.model.document,n=e.conversion,i=e.plugins.get(Iw),o=e.plugins.get("ImageUtils"),r=Nw(e.config.get("image.upload.types")),s=new Ww(e);e.commands.add("uploadImage",s),e.commands.add("imageUpload",s),n.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"}),this.listenTo(e.editing.view.document,"clipboardInput",(t,n)=>{if(i=n.dataTransfer,Array.from(i.types).includes("text/html")&&""!==i.getData("text/html"))return;var i;const o=Array.from(n.dataTransfer.files).filter(e=>!!e&&r.test(e.type));o.length&&(t.stop(),e.model.change(t=>{n.targetRanges&&t.setSelection(n.targetRanges.map(t=>e.editing.mapper.toModelRange(t))),e.model.enqueueChange("default",()=>{e.execute("uploadImage",{file:o})})}))}),this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(t,n)=>{const r=Array.from(e.editing.view.createRangeIn(n.content)).filter(e=>function(e,t){return!(!e.isInlineImageView(t)||!t.getAttribute("src"))&&(t.getAttribute("src").match(/^data:image\/\w+;base64,/g)||t.getAttribute("src").match(/^blob:/g))}(o,e.item)&&!e.item.getAttribute("uploadProcessed")).map(e=>({promise:jw(e.item),imageElement:e.item}));if(!r.length)return;const s=new wd(e.editing.view.document);for(const e of r){s.setAttribute("uploadProcessed",!0,e.imageElement);const t=i.createLoader(e.promise);t&&(s.setAttribute("src","",e.imageElement),s.setAttribute("uploadId",t.id,e.imageElement))}}),e.editing.view.document.on("dragover",(e,t)=>{t.preventDefault()}),t.on("change",()=>{const n=t.differ.getChanges({includeChangesInGraveyard:!0}).reverse(),o=new Set;for(const t of n)if("insert"==t.type&&"$text"!=t.name){const n=t.position.nodeAfter,r="$graveyard"==t.position.root.rootName;for(const t of $w(e,n)){const e=t.getAttribute("uploadId");if(!e)continue;const n=i.loaders.get(e);n&&(r?o.has(e)||n.abort():(o.add(e),this._uploadImageElements.set(e,t),"idle"==n.status&&this._readAndUpload(n)))}}}),this.on("uploadComplete",(e,{imageElement:t,data:n})=>{const i=n.urls?n.urls:n;this.editor.model.change(e=>{e.setAttribute("src",i.default,t),this._parseAndSetSrcsetAttributeOnImage(i,t,e)})},{priority:"low"})}afterInit(){const e=this.editor.model.schema;this.editor.plugins.has("ImageBlockEditing")&&e.extend("imageBlock",{allowAttributes:["uploadId","uploadStatus"]}),this.editor.plugins.has("ImageInlineEditing")&&e.extend("imageInline",{allowAttributes:["uploadId","uploadStatus"]})}_readAndUpload(e){const t=this.editor,n=t.model,i=t.locale.t,o=t.plugins.get(Iw),r=t.plugins.get(Bu),s=t.plugins.get("ImageUtils"),a=this._uploadImageElements;return n.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","reading",a.get(e.id))}),e.read().then(()=>{const i=e.upload(),o=a.get(e.id);if(Po.isSafari){const e=t.editing.mapper.toViewElement(o),n=s.findViewImgElement(e);t.editing.view.once("render",()=>{if(!n.parent)return;const e=t.editing.view.domConverter.mapViewToDom(n.parent);if(!e)return;const i=e.style.display;e.style.display="none",e._ckHack=e.offsetHeight,e.style.display=i})}return n.enqueueChange("transparent",e=>{e.setAttribute("uploadStatus","uploading",o)}),i}).then(t=>{n.enqueueChange("transparent",n=>{const i=a.get(e.id);n.setAttribute("uploadStatus","complete",i),this.fire("uploadComplete",{data:t,imageElement:i})}),c()}).catch(t=>{if("error"!==e.status&&"aborted"!==e.status)throw t;"error"==e.status&&t&&r.showWarning(t,{title:i("Upload failed"),namespace:"upload"}),n.enqueueChange("transparent",t=>{t.remove(a.get(e.id))}),c()});function c(){n.enqueueChange("transparent",t=>{const n=a.get(e.id);t.removeAttribute("uploadId",n),t.removeAttribute("uploadStatus",n),a.delete(e.id)}),o.destroyLoader(e)}}_parseAndSetSrcsetAttributeOnImage(e,t,n){let i=0;const o=Object.keys(e).filter(e=>{const t=parseInt(e,10);if(!isNaN(t))return i=Math.max(i,t),!0}).map(t=>`${e[t]} ${t}w`).join(", ");""!=o&&n.setAttribute("srcset",{data:o,width:i},t)}}function $w(e,t){const n=e.plugins.get("ImageUtils");return Array.from(e.model.createRangeOn(t)).filter(e=>n.isImage(e.item)).map(e=>e.item)}class Yw extends Qe{static get pluginName(){return"ImageUpload"}static get requires(){return[qw,Dw,Lw]}}class Gw extends Qe{static get requires(){return[Ph,qv]}static get pluginName(){return"ImageToolbar"}afterInit(){const e=this.editor,t=e.t,n=e.plugins.get(Ph),i=e.plugins.get("ImageUtils");var o;n.register("image",{ariaLabel:t("Image toolbar"),items:(o=e.config.get("image.toolbar")||[],o.map(e=>v(e)?e.name:e)),getRelatedElement:e=>i.getClosestSelectedImageWidget(e)})}}function Kw(e){for(const t of e.getChildren())if(t&&t.is("element","caption"))return t;return null}function Qw(e,t){const n=t.getFirstPosition().findAncestor("caption");return n&&e.isBlockImage(n.parent)?n:null}class Jw extends Ze{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils");if(!e.plugins.has(ow))return this.isEnabled=!1,void(this.value=!1);const n=e.model.document.selection,i=n.getSelectedElement();if(!i){const e=Qw(t,n);return this.isEnabled=!!e,void(this.value=!!e)}this.isEnabled=this.editor.plugins.get("ImageUtils").isImage(i),this.isEnabled?this.value=!!Kw(i):this.value=!1}execute(e={}){const{focusCaptionOnShow:t}=e;this.editor.model.change(e=>{this.value?this._hideImageCaption(e):this._showImageCaption(e,t)})}_showImageCaption(e,t){const n=this.editor.model.document.selection,i=this.editor.plugins.get("ImageCaptionEditing");let o=n.getSelectedElement();const r=i._getSavedCaption(o);this.editor.plugins.get("ImageUtils").isInlineImage(o)&&(this.editor.execute("imageTypeBlock"),o=n.getSelectedElement());const s=r||e.createElement("caption");e.append(s,o),t&&e.setSelection(s,"in")}_hideImageCaption(e){const t=this.editor,n=t.model.document.selection,i=t.plugins.get("ImageCaptionEditing"),o=t.plugins.get("ImageUtils");let r,s=n.getSelectedElement();s?r=Kw(s):(r=Qw(o,n),s=r.parent),i._saveCaption(s,r),e.setSelection(s,"on"),e.remove(r)}}class Zw extends Qe{static get requires(){return[qv]}static get pluginName(){return"ImageCaptionEditing"}constructor(e){super(e),this._savedCaptionsMap=new WeakMap}init(){const e=this.editor,t=e.model.schema;t.isRegistered("caption")?t.extend("caption",{allowIn:"imageBlock"}):t.register("caption",{allowIn:"imageBlock",allowContentOf:"$block",isLimit:!0}),e.commands.add("toggleImageCaption",new Jw(this.editor)),this._setupConversion(),this._setupImageTypeCommandsIntegration()}_setupConversion(){const e=this.editor,t=e.editing.view,n=e.plugins.get("ImageUtils"),i=e.t;e.conversion.for("upcast").elementToElement({view:e=>function(e,t){return"figcaption"==t.name&&e.isBlockImageView(t.parent)?{name:!0}:null}(n,e),model:"caption"}),e.conversion.for("dataDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>n.isBlockImage(e.parent)?t.createContainerElement("figcaption"):null}),e.conversion.for("editingDowncast").elementToElement({model:"caption",view:(e,{writer:o})=>{if(!n.isBlockImage(e.parent))return null;const r=o.createEditableElement("figcaption");o.setCustomProperty("imageCaption",!0,r),td({view:t,element:r,text:i("Enter image caption"),keepOnFocus:!0});const s=fh(r,o);return dh(s,o,(e,t,n)=>n.addClass(ti(t.classes),e),(e,t,n)=>n.removeClass(ti(t.classes),e)),s}}),e.editing.mapper.on("modelToViewPosition",Xw(t)),e.data.mapper.on("modelToViewPosition",Xw(t))}_setupImageTypeCommandsIntegration(){const e=this.editor,t=e.plugins.get("ImageUtils"),n=e.commands.get("imageTypeInline"),i=e.commands.get("imageTypeBlock"),o=e=>{if(!e.return)return;const{oldElement:n,newElement:i}=e.return;if(!n)return;if(t.isBlockImage(n)){const e=Kw(n);if(e)return void this._saveCaption(i,e)}const o=this._getSavedCaption(n);o&&this._saveCaption(i,o)};n&&this.listenTo(n,"execute",o,{priority:"low"}),i&&this.listenTo(i,"execute",o,{priority:"low"})}_getSavedCaption(e){const t=this._savedCaptionsMap.get(e);return t?Zs.fromJSON(t):null}_saveCaption(e,t){this._savedCaptionsMap.set(e,t.toJSON())}}function Xw(e){return(t,n)=>{const i=n.modelPosition,o=i.parent;if(!o.is("element","imageBlock"))return;const r=n.mapper.toViewElement(o);n.viewPosition=e.createPositionAt(r,i.offset+1)}}class e_ extends Qe{static get requires(){return[qv]}static get pluginName(){return"ImageCaptionUI"}init(){const e=this.editor,t=e.editing.view,n=e.plugins.get("ImageUtils"),i=e.t;e.ui.componentFactory.add("toggleImageCaption",o=>{const r=e.commands.get("toggleImageCaption"),s=new iu(o);return s.set({icon:Pl.caption,tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),s.bind("label").to(r,"value",e=>i(e?"Toggle caption off":"Toggle caption on")),this.listenTo(s,"execute",()=>{e.execute("toggleImageCaption",{focusCaptionOnShow:!0});const i=Qw(n,e.model.document.selection);if(i){const n=e.editing.mapper.toViewElement(i);t.scrollToTheSelection(),t.change(e=>{e.addClass("image__caption_highlighted",n)})}}),s})}}n(133);class t_ extends Qe{static get requires(){return[Zw,e_]}static get pluginName(){return"ImageCaption"}}function n_(e,t){return e=>{e.on("attribute:url:media",n)};function n(n,i,o){if(!o.consumable.consume(i.item,n.name))return;const r=i.attributeNewValue,s=o.writer,a=o.mapper.toViewElement(i.item),c=[...a.getChildren()].find(e=>e.getCustomProperty("media-content"));s.remove(c);const l=e.getMediaViewElement(s,r,t);s.insert(s.createPositionAt(a,0),l)}}function i_(e,t,n,i){const o=e.createContainerElement("figure",{class:"media"});return e.insert(e.createPositionAt(o,0),t.getMediaViewElement(e,n,i)),o}function o_(e){const t=e.getSelectedElement();return t&&t.is("element","media")?t:null}function r_(e,t,n){e.change(i=>{const o=i.createElement("media",{url:t});e.insertContent(o,n),i.setSelection(o,"on")})}class s_ extends Ze{refresh(){const e=this.editor.model,t=e.document.selection,n=o_(t);this.value=n?n.getAttribute("url"):null,this.isEnabled=function(e){const t=e.getSelectedElement();return!!t&&"media"===t.name}(t)||function(e,t){let n=ph(e,t).start.parent;n.isEmpty&&!t.schema.isLimit(n)&&(n=n.parent);return t.schema.checkChild(n,"media")}(t,e)}execute(e){const t=this.editor.model,n=t.document.selection,i=o_(n);i?t.change(t=>{t.setAttribute("url",e,i)}):r_(t,e,ph(n,t))}}class a_{constructor(e,t){const n=t.providers,i=t.extraProviders||[],o=new Set(t.removeProviders),r=n.concat(i).filter(e=>{const t=e.name;return t?!o.has(t):(Object(c.b)("media-embed-no-provider-name",{provider:e}),!1)});this.locale=e,this.providerDefinitions=r}hasMedia(e){return!!this._getMedia(e)}getMediaViewElement(e,t,n){return this._getMedia(t).getViewElement(e,n)}_getMedia(e){if(!e)return new c_(this.locale);e=e.trim();for(const t of this.providerDefinitions){const n=t.html,i=ti(t.url);for(const t of i){const i=this._getUrlMatches(e,t);if(i)return new c_(this.locale,e,i,n)}}return null}_getUrlMatches(e,t){let n=e.match(t);if(n)return n;let i=e.replace(/^https?:\/\//,"");return n=i.match(t),n||(i=i.replace(/^www\./,""),n=i.match(t),n||null)}}class c_{constructor(e,t,n,i){this.url=this._getValidUrl(t),this._t=e.t,this._match=n,this._previewRenderer=i}getViewElement(e,t){const n={};let i;if(t.renderForEditingView||t.renderMediaPreview&&this.url&&this._previewRenderer){this.url&&(n["data-oembed-url"]=this.url),t.renderForEditingView&&(n.class="ck-media__wrapper");const o=this._getPreviewHtml(t);i=e.createRawElement("div",n,(function(e){e.innerHTML=o}))}else this.url&&(n.url=this.url),i=e.createEmptyElement(t.elementName,n);return e.setCustomProperty("media-content",!0,i),i}_getPreviewHtml(e){return this._previewRenderer?this._previewRenderer(this._match):this.url&&e.renderForEditingView?this._getPlaceholderHtml():""}_getPlaceholderHtml(){const e=new nu,t=new tu;e.text=this._t("Open media in new tab"),t.content='<svg viewBox="0 0 64 42" xmlns="http://www.w3.org/2000/svg"><path d="M47.426 17V3.713L63.102 0v19.389h-.001l.001.272c0 1.595-2.032 3.43-4.538 4.098-2.506.668-4.538-.083-4.538-1.678 0-1.594 2.032-3.43 4.538-4.098.914-.244 2.032-.565 2.888-.603V4.516L49.076 7.447v9.556A1.014 1.014 0 0 0 49 17h-1.574zM29.5 17h-8.343a7.073 7.073 0 1 0-4.657 4.06v3.781H3.3a2.803 2.803 0 0 1-2.8-2.804V8.63a2.803 2.803 0 0 1 2.8-2.805h4.082L8.58 2.768A1.994 1.994 0 0 1 10.435 1.5h8.985c.773 0 1.477.448 1.805 1.149l1.488 3.177H26.7c1.546 0 2.8 1.256 2.8 2.805V17zm-11.637 0H17.5a1 1 0 0 0-1 1v.05A4.244 4.244 0 1 1 17.863 17zm29.684 2c.97 0 .953-.048.953.889v20.743c0 .953.016.905-.953.905H19.453c-.97 0-.953.048-.953-.905V19.89c0-.937-.016-.889.97-.889h28.077zm-4.701 19.338V22.183H24.154v16.155h18.692zM20.6 21.375v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616v-1.616H20.6zm0 3.231v1.616h1.616V37.53H20.6zm24.233-16.155v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615v-1.616h-1.615zm0 3.231v1.616h1.615V37.53h-1.615zM29.485 25.283a.4.4 0 0 1 .593-.35l9.05 4.977a.4.4 0 0 1 0 .701l-9.05 4.978a.4.4 0 0 1-.593-.35v-9.956z"/></svg>',t.viewBox="0 0 64 42";return new jl({tag:"div",attributes:{class:"ck ck-reset_all ck-media__placeholder"},children:[{tag:"div",attributes:{class:"ck-media__placeholder__icon"},children:[t]},{tag:"a",attributes:{class:"ck-media__placeholder__url",target:"_blank",rel:"noopener noreferrer",href:this.url},children:[{tag:"span",attributes:{class:"ck-media__placeholder__url__text"},children:[this.url]},e]}]}).render().outerHTML}_getValidUrl(e){return e?e.match(/^https?/)?e:"https://"+e:null}}n(135);class l_ extends Qe{static get pluginName(){return"MediaEmbedEditing"}constructor(e){super(e),e.config.define("mediaEmbed",{elementName:"oembed",providers:[{name:"dailymotion",url:/^dailymotion\.com\/video\/(\w+)/,html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; "><iframe src="https://www.dailymotion.com/embed/video/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" width="480" height="270" allowfullscreen allow="autoplay"></iframe></div>`},{name:"spotify",url:[/^open\.spotify\.com\/(artist\/\w+)/,/^open\.spotify\.com\/(album\/\w+)/,/^open\.spotify\.com\/(track\/\w+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 126%;"><iframe src="https://open.spotify.com/embed/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" allowtransparency="true" allow="encrypted-media"></iframe></div>`},{name:"youtube",url:[/^(?:m\.)?youtube\.com\/watch\?v=([\w-]+)/,/^(?:m\.)?youtube\.com\/v\/([\w-]+)/,/^youtube\.com\/embed\/([\w-]+)/,/^youtu\.be\/([\w-]+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;"><iframe src="https://www.youtube.com/embed/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe></div>`},{name:"vimeo",url:[/^vimeo\.com\/(\d+)/,/^vimeo\.com\/[^/]+\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/album\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/channels\/[^/]+\/(\d+)/,/^vimeo\.com\/groups\/[^/]+\/videos\/(\d+)/,/^vimeo\.com\/ondemand\/[^/]+\/(\d+)/,/^player\.vimeo\.com\/video\/(\d+)/],html:e=>`<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;"><iframe src="https://player.vimeo.com/video/${e[1]}" style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe></div>`},{name:"instagram",url:/^instagram\.com\/p\/(\w+)/},{name:"twitter",url:/^twitter\.com/},{name:"googleMaps",url:[/^google\.com\/maps/,/^goo\.gl\/maps/,/^maps\.google\.com/,/^maps\.app\.goo\.gl/]},{name:"flickr",url:/^flickr\.com/},{name:"facebook",url:/^facebook\.com/}]}),this.registry=new a_(e.locale,e.config.get("mediaEmbed"))}init(){const e=this.editor,t=e.model.schema,n=e.t,i=e.conversion,o=e.config.get("mediaEmbed.previewsInData"),r=e.config.get("mediaEmbed.elementName"),s=this.registry;e.commands.add("mediaEmbed",new s_(e)),t.register("media",{isObject:!0,isBlock:!0,allowWhere:"$block",allowAttributes:["url"]}),i.for("dataDowncast").elementToElement({model:"media",view:(e,{writer:t})=>{const n=e.getAttribute("url");return i_(t,s,n,{elementName:r,renderMediaPreview:n&&o})}}),i.for("dataDowncast").add(n_(s,{elementName:r,renderMediaPreview:o})),i.for("editingDowncast").elementToElement({model:"media",view:(e,{writer:t})=>{const i=e.getAttribute("url");return function(e,t,n){return t.setCustomProperty("media",!0,e),ch(e,t,{label:n})}(i_(t,s,i,{elementName:r,renderForEditingView:!0}),t,n("media widget"))}}),i.for("editingDowncast").add(n_(s,{elementName:r,renderForEditingView:!0})),i.for("upcast").elementToElement({view:e=>["oembed",r].includes(e.name)&&e.getAttribute("url")?{name:!0}:null,model:(e,{writer:t})=>{const n=e.getAttribute("url");if(s.hasMedia(n))return t.createElement("media",{url:n})}}).elementToElement({view:{name:"div",attributes:{"data-oembed-url":!0}},model:(e,{writer:t})=>{const n=e.getAttribute("data-oembed-url");if(s.hasMedia(n))return t.createElement("media",{url:n})}})}}const u_=/^(?:http(s)?:\/\/)?[\w-]+\.[\w-.~:/?#[\]@!$&'()*+,;=%]+$/;class d_ extends Qe{static get requires(){return[Vp,Cg]}static get pluginName(){return"AutoMediaEmbed"}constructor(e){super(e),this._timeoutId=null,this._positionToInsert=null}init(){const e=this.editor,t=e.model.document;this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",()=>{const e=t.selection.getFirstRange(),n=tl.fromPosition(e.start);n.stickiness="toPrevious";const i=tl.fromPosition(e.end);i.stickiness="toNext",t.once("change:data",()=>{this._embedMediaBetweenPositions(n,i),n.detach(),i.detach()},{priority:"high"})}),e.commands.get("undo").on("execute",()=>{this._timeoutId&&(kr.window.clearTimeout(this._timeoutId),this._positionToInsert.detach(),this._timeoutId=null,this._positionToInsert=null)},{priority:"high"})}_embedMediaBetweenPositions(e,t){const n=this.editor,i=n.plugins.get(l_).registry,o=new va(e,t),r=o.getWalker({ignoreElementEnd:!0});let s="";for(const e of r)e.item.is("$textProxy")&&(s+=e.item.data);if(s=s.trim(),!s.match(u_))return void o.detach();if(!i.hasMedia(s))return void o.detach();n.commands.get("mediaEmbed").isEnabled?(this._positionToInsert=tl.fromPosition(e),this._timeoutId=kr.window.setTimeout(()=>{n.model.change(e=>{let t;this._timeoutId=null,e.remove(o),o.detach(),"$graveyard"!==this._positionToInsert.root.rootName&&(t=this._positionToInsert),r_(n.model,s,t),this._positionToInsert.detach(),this._positionToInsert=null})},100)):o.detach()}}n(137);class h_ extends Nl{constructor(e,t){super(t);const n=t.t;this.focusTracker=new Ns,this.keystrokes=new js,this.set("mediaURLInputValue",""),this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(n("Save"),Pl.check,"ck-button-save"),this.saveButtonView.type="submit",this.saveButtonView.bind("isEnabled").to(this,"mediaURLInputValue",e=>!!e),this.cancelButtonView=this._createButton(n("Cancel"),Pl.cancel,"ck-button-cancel","cancel"),this._focusables=new Rl,this._focusCycler=new au({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this._validators=e,this.setTemplate({tag:"form",attributes:{class:["ck","ck-media-form","ck-responsive-form"],tabindex:"-1"},children:[this.urlInputView,this.saveButtonView,this.cancelButtonView]}),Ml(this)}render(){super.render(),Ol({view:this});[this.urlInputView,this.saveButtonView,this.cancelButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element)}),this.keystrokes.listenTo(this.element);const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e),this.listenTo(this.urlInputView.element,"selectstart",(e,t)=>{t.stopPropagation()},{priority:"high"})}focus(){this._focusCycler.focusFirst()}get url(){return this.urlInputView.fieldView.element.value.trim()}set url(e){this.urlInputView.fieldView.element.value=e.trim()}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.urlInputView.errorText=t,!1}return!0}resetFormStatus(){this.urlInputView.errorText=null,this.urlInputView.infoText=this._urlInputViewInfoDefault}_createUrlInput(){const e=this.locale.t,t=new Lu(this.locale,Vu),n=t.fieldView;return this._urlInputViewInfoDefault=e("Paste the media URL in the input."),this._urlInputViewInfoTip=e("Tip: Paste the URL into the content to embed faster."),t.label=e("Media URL"),t.infoText=this._urlInputViewInfoDefault,n.on("input",()=>{t.infoText=n.element.value?this._urlInputViewInfoTip:this._urlInputViewInfoDefault,this.mediaURLInputValue=n.element.value.trim()}),t}_createButton(e,t,n,i){const o=new iu(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:n}}),i&&o.delegate("execute").to(this,i),o}}class f_ extends Qe{static get requires(){return[l_]}static get pluginName(){return"MediaEmbedUI"}init(){const e=this.editor,t=e.commands.get("mediaEmbed"),n=e.plugins.get(l_).registry;e.ui.componentFactory.add("mediaEmbed",i=>{const o=Pu(i),r=new h_(function(e,t){return[t=>{if(!t.url.length)return e("The URL must not be empty.")},n=>{if(!t.hasMedia(n.url))return e("This media URL is not supported.")}]}(e.t,n),e.locale);return this._setUpDropdown(o,r,t,e),this._setUpForm(o,r,t),o})}_setUpDropdown(e,t,n){const i=this.editor,o=i.t,r=e.buttonView;function s(){i.editing.view.focus(),e.isOpen=!1}e.bind("isEnabled").to(n),e.panelView.children.add(t),r.set({label:o("Insert media"),icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 0 1 .593-.351l5.133 2.824a.4.4 0 0 1 0 .7l-5.133 2.824a.4.4 0 0 1-.593-.35V7.176v.001z"/></svg>',tooltip:!0}),r.on("open",()=>{t.disableCssTransitions(),t.url=n.value||"",t.urlInputView.fieldView.select(),t.focus(),t.enableCssTransitions()},{priority:"low"}),e.on("submit",()=>{t.isValid()&&(i.execute("mediaEmbed",t.url),s())}),e.on("change:isOpen",()=>t.resetFormStatus()),e.on("cancel",()=>s())}_setUpForm(e,t,n){t.delegate("submit","cancel").to(e),t.urlInputView.bind("value").to(n,"value"),t.urlInputView.bind("isReadOnly").to(n,"isEnabled",e=>!e)}}n(139);class p_ extends Qe{static get requires(){return[l_,f_,d_,Th]}static get pluginName(){return"MediaEmbed"}}class g_ extends Ze{refresh(){const e=this.editor.model,t=e.schema,n=e.document.selection;this.isEnabled=function(e,t,n){const i=function(e,t){const n=ph(e,t).start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(e,n);return t.checkChild(i,"rawHtml")}(n,t,e)}execute(){const e=this.editor.model;e.change(t=>{const n=t.createElement("rawHtml");e.insertContent(n),t.setSelection(n,"on")})}}class m_ extends Ze{refresh(){const e=b_(this.editor.model.document.selection);this.isEnabled=!!e}execute(e){const t=this.editor.model,n=b_(t.document.selection);t.change(t=>{t.setAttribute("value",e,n)})}}function b_(e){const t=e.getSelectedElement();return t&&t.is("element","rawHtml")?t:null}n(141);class v_ extends Qe{static get pluginName(){return"HtmlEmbedEditing"}constructor(e){super(e),e.config.define("htmlEmbed",{showPreviews:!1,sanitizeHtml:e=>(Object(c.b)("html-embed-provide-sanitize-function"),{html:e,hasChanged:!1})})}init(){const e=this.editor;e.model.schema.register("rawHtml",{isObject:!0,allowWhere:"$block",allowAttributes:["value"]}),e.commands.add("updateHtmlEmbed",new m_(e)),e.commands.add("insertHtmlEmbed",new g_(e)),this._setupConversion()}_setupConversion(){const e=this.editor,t=e.t,n=e.editing.view,i=e.config.get("htmlEmbed");function o({domElement:e,editor:n,state:i,props:o}){e.textContent="";const s=e.ownerDocument;let a;if(i.isEditable){const t={isDisabled:!1,placeholder:o.textareaPlaceholder};a=r({domDocument:s,state:i,props:t}),e.append(a)}else if(i.showPreviews){const r={sanitizeHtml:o.sanitizeHtml};e.append(function({domDocument:e,state:n,props:i,editor:o}){const r=i.sanitizeHtml(n.getRawHtmlValue()),s=n.getRawHtmlValue().length>0?t("No preview available"):t("Empty snippet content"),a=xs(e,"div",{class:"ck ck-reset_all raw-html-embed__preview-placeholder"},s),c=xs(e,"div",{class:"raw-html-embed__preview-content",dir:o.locale.contentLanguageDirection}),l=e.createRange().createContextualFragment(r.html);c.appendChild(l);return xs(e,"div",{class:"raw-html-embed__preview"},[a,c])}({domDocument:s,state:i,props:r,editor:n}))}else{const t={isDisabled:!0,placeholder:o.textareaPlaceholder};e.append(r({domDocument:s,state:i,props:t}))}const c={onEditClick:o.onEditClick,onSaveClick:()=>{o.onSaveClick(a.value)},onCancelClick:o.onCancelClick};e.prepend(function({editor:e,domDocument:t,state:n,props:i}){const o=xs(t,"div",{class:"raw-html-embed__buttons-wrapper"}),r=w_(e,"edit"),s=w_(e,"save"),a=w_(e,"cancel");if(n.isEditable){const e=s.cloneNode(!0),t=a.cloneNode(!0);e.addEventListener("click",e=>{e.preventDefault(),i.onSaveClick()}),t.addEventListener("click",e=>{e.preventDefault(),i.onCancelClick()}),o.appendChild(e),o.appendChild(t)}else{const e=r.cloneNode(!0);e.addEventListener("click",e=>{e.preventDefault(),i.onEditClick()}),o.appendChild(e)}return o}({editor:n,domDocument:s,state:i,props:c}))}function r({domDocument:e,state:t,props:n}){const i=xs(e,"textarea",{placeholder:n.placeholder,class:"ck ck-reset ck-input ck-input-text raw-html-embed__source"});return i.disabled=n.isDisabled,i.value=t.getRawHtmlValue(),i}e.data.registerRawContentMatcher({name:"div",classes:"raw-html-embed"}),e.conversion.for("upcast").elementToElement({view:{name:"div",classes:"raw-html-embed"},model:(e,{writer:t})=>t.createElement("rawHtml",{value:e.getCustomProperty("$rawContent")})}),e.conversion.for("dataDowncast").elementToElement({model:"rawHtml",view:(e,{writer:t})=>t.createRawElement("div",{class:"raw-html-embed"},(function(t){t.innerHTML=e.getAttribute("value")||""}))}),e.conversion.for("editingDowncast").elementToElement({triggerBy:{attributes:["value"]},model:"rawHtml",view:(r,{writer:s})=>{let a,c,l;const u=s.createContainerElement("div",{class:"raw-html-embed","data-html-embed-label":t("HTML snippet"),dir:e.locale.uiLanguageDirection}),d=s.createRawElement("div",{class:"raw-html-embed__content-wrapper"},(function(t){a=t,o({domElement:t,editor:e,state:c,props:l}),a.addEventListener("mousedown",()=>{if(c.isEditable){const t=e.model;t.document.selection.getSelectedElement()!==r&&t.change(e=>e.setSelection(r,"on"))}},!0)})),h={makeEditable(){c=Object.assign({},c,{isEditable:!0}),o({domElement:a,editor:e,state:c,props:l}),n.change(e=>{e.setAttribute("data-cke-ignore-events","true",d)}),a.querySelector("textarea").focus()},save(t){t!==c.getRawHtmlValue()?(e.execute("updateHtmlEmbed",t),e.editing.view.focus()):this.cancel()},cancel(){c=Object.assign({},c,{isEditable:!1}),o({domElement:a,editor:e,state:c,props:l}),e.editing.view.focus(),n.change(e=>{e.removeAttribute("data-cke-ignore-events",d)})}};return c={showPreviews:i.showPreviews,isEditable:!1,getRawHtmlValue:()=>r.getAttribute("value")||""},l={sanitizeHtml:i.sanitizeHtml,textareaPlaceholder:t("Paste raw HTML here..."),onEditClick(){h.makeEditable()},onSaveClick(e){h.save(e)},onCancelClick(){h.cancel()}},s.insert(s.createPositionAt(u,0),d),s.setCustomProperty("rawHtmlApi",h,u),s.setCustomProperty("rawHtml",!0,u),ch(u,s,{widgetLabel:t("HTML snippet"),hasSelectionHandle:!0})}})}}function w_(e,t){const n=e.locale.t,i=new iu(e.locale),o=e.commands.get("updateHtmlEmbed");return i.set({tooltipPosition:"rtl"===e.locale.uiLanguageDirection?"e":"w",icon:Pl.pencil,tooltip:!0}),i.render(),"edit"===t?i.set({icon:Pl.pencil,label:n("Edit source"),class:"raw-html-embed__edit-button"}):"save"===t?(i.set({icon:Pl.check,label:n("Save changes"),class:"raw-html-embed__save-button"}),i.bind("isEnabled").to(o,"isEnabled")):i.set({icon:Pl.cancel,label:n("Cancel"),class:"raw-html-embed__cancel-button"}),i.destroy(),i.element.cloneNode(!0)}class __ extends Qe{static get pluginName(){return"HtmlEmbedUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("htmlEmbed",n=>{const i=e.commands.get("insertHtmlEmbed"),o=new iu(n);return o.set({label:t("Insert HTML"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M17 0a2 2 0 0 1 2 2v7a1 1 0 0 1 1 1v5a1 1 0 0 1-.883.993l-.118.006L19 17a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2l-.001-1.001-.116-.006A1 1 0 0 1 0 15v-5a1 1 0 0 1 .999-1L1 2a2 2 0 0 1 2-2h14zm.499 15.999h-15L2.5 17a.5.5 0 0 0 .5.5h14a.5.5 0 0 0 .5-.5l-.001-1.001zm-3.478-6.013-.014.014H14v.007l-1.525 1.525-1.46-1.46-.015.013V10h-1v5h1v-3.53l1.428 1.43.048.043.131-.129L14 11.421V15h1v-5h-.965l-.014-.014zM2 10H1v5h1v-2h2v2h1v-5H4v2H2v-2zm7 0H6v1h1v4h1v-4h1v-1zm8 0h-1v5h3v-1h-2v-4zm0-8.5H3a.5.5 0 0 0-.5.5l-.001 6.999h15L17.5 2a.5.5 0 0 0-.5-.5zM10 7v1H4V7h6zm3-2v1H4V5h9zm-3-2v1H4V3h6z"/></svg>',tooltip:!0}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",()=>{e.execute("insertHtmlEmbed"),e.editing.view.focus();e.editing.view.document.selection.getSelectedElement().getCustomProperty("rawHtmlApi").makeEditable()}),o})}}class k_ extends Qe{static get requires(){return[v_,__,Th]}static get pluginName(){return"HtmlEmbed"}}class y_ extends Qe{static get pluginName(){return"IndentEditing"}init(){const e=this.editor;e.commands.add("indent",new et(e)),e.commands.add("outdent",new et(e))}}var x_='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zM1.632 6.95 5.02 9.358a.4.4 0 0 1-.013.661l-3.39 2.207A.4.4 0 0 1 1 11.892V7.275a.4.4 0 0 1 .632-.326z"/></svg>',A_='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zm1.618-9.55L.98 9.358a.4.4 0 0 0 .013.661l3.39 2.207A.4.4 0 0 0 5 11.892V7.275a.4.4 0 0 0-.632-.326z"/></svg>';class C_ extends Qe{static get pluginName(){return"IndentUI"}init(){const e=this.editor,t=e.locale,n=e.t,i="ltr"==t.uiLanguageDirection?x_:A_,o="ltr"==t.uiLanguageDirection?A_:x_;this._defineButton("indent",n("Increase indent"),i),this._defineButton("outdent",n("Decrease indent"),o)}_defineButton(e,t,n){const i=this.editor;i.ui.componentFactory.add(e,o=>{const r=i.commands.get(e),s=new iu(o);return s.set({label:t,icon:n,tooltip:!0}),s.bind("isOn","isEnabled").to(r,"value","isEnabled"),this.listenTo(s,"execute",()=>{i.execute(e),i.editing.view.focus()}),s})}}class E_ extends Qe{static get pluginName(){return"Indent"}static get requires(){return[y_,C_]}}class T_ extends Ze{constructor(e,t){super(e),this._indentBehavior=t}refresh(){const e=this.editor.model,t=Rs(e.document.selection.getSelectedBlocks());t&&e.schema.checkAttribute(t,"blockIndent")?this.isEnabled=this._indentBehavior.checkEnabled(t.getAttribute("blockIndent")):this.isEnabled=!1}execute(){const e=this.editor.model,t=function(e){const t=e.document.selection,n=e.schema;return Array.from(t.getSelectedBlocks()).filter(e=>n.checkAttribute(e,"blockIndent"))}(e);e.change(e=>{for(const n of t){const t=n.getAttribute("blockIndent"),i=this._indentBehavior.getNextIndent(t);i?e.setAttribute("blockIndent",i,n):e.removeAttribute("blockIndent",n)}})}}class S_{constructor(e){this.isForward="forward"===e.direction,this.offset=e.offset,this.unit=e.unit}checkEnabled(e){const t=parseFloat(e||0);return this.isForward||t>0}getNextIndent(e){const t=parseFloat(e||0);if(!(!e||e.endsWith(this.unit)))return this.isForward?this.offset+this.unit:void 0;const n=t+(this.isForward?this.offset:-this.offset);return n>0?n+this.unit:void 0}}class P_{constructor(e){this.isForward="forward"===e.direction,this.classes=e.classes}checkEnabled(e){const t=this.classes.indexOf(e);return this.isForward?t<this.classes.length-1:t>=0}getNextIndent(e){const t=this.classes.indexOf(e),n=this.isForward?1:-1;return this.classes[t+n]}}const I_=["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"];class M_ extends Qe{constructor(e){super(e),e.config.define("indentBlock",{offset:40,unit:"px"})}static get pluginName(){return"IndentBlock"}init(){const e=this.editor,t=e.config.get("indentBlock"),n=!t.classes||!t.classes.length,i=Object.assign({direction:"forward"},t),o=Object.assign({direction:"backward"},t);n?(e.data.addStyleProcessorRules(Wd),this._setupConversionUsingOffset(e.conversion),e.commands.add("indentBlock",new T_(e,new S_(i))),e.commands.add("outdentBlock",new T_(e,new S_(o)))):(this._setupConversionUsingClasses(t.classes),e.commands.add("indentBlock",new T_(e,new P_(i))),e.commands.add("outdentBlock",new T_(e,new P_(o))))}afterInit(){const e=this.editor,t=e.model.schema,n=e.commands.get("indent"),i=e.commands.get("outdent"),o=e.config.get("heading.options");(o&&o.map(e=>e.model)||I_).forEach(e=>{t.isRegistered(e)&&t.extend(e,{allowAttributes:"blockIndent"})}),t.setAttributeProperties("blockIndent",{isFormatting:!0}),n.registerChildCommand(e.commands.get("indentBlock")),i.registerChildCommand(e.commands.get("outdentBlock"))}_setupConversionUsingOffset(){const e=this.editor.conversion,t="rtl"===this.editor.locale.contentLanguageDirection?"margin-right":"margin-left";e.for("upcast").attributeToAttribute({view:{styles:{[t]:/[\s\S]+/}},model:{key:"blockIndent",value:e=>e.getStyle(t)}}),e.for("downcast").attributeToAttribute({model:"blockIndent",view:e=>({key:"style",value:{[t]:e}})})}_setupConversionUsingClasses(e){const t={model:{key:"blockIndent",values:[]},view:{}};for(const n of e)t.model.values.push(n),t.view[n]={key:"class",value:[n]};this.editor.conversion.attributeToAttribute(t)}}function O_(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var R_=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.config=t.config,this.model=t.model,this.ui=t.ui,this.data=t.data,this.type=n}var t,n,i;return t=e,i=[{key:"pluginName",get:function(){return this.type}},{key:"requires",get:function(){return"imageBrowser"===this.type?["Image"]:["Video"]}}],(n=[{key:"init",value:function(){var e="imageBrowser"===this.type?"image":"video";Nova.$on("ckeditor:media:".concat(this.attribute,"-").concat(e,":write"),this.writeContent.bind(this)),this.ui.componentFactory.add(this.type,this.createButton.bind(this))}},{key:"destroy",value:function(){var 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Kx={mixins:[$x.FormField,$x.HandlesValidationErrors,qx.a],props:["resourceName","resourceId","field","toolbar"],components:{SnippetBrowser:Ux,MediaBrowser:Wx.a},methods:{setInitialValue:function(){this.value=this.field.value||""},fill:function(e){e.append(this.field.attribute,this.value||"")},handleChange:function(e){this.value=e},handleEditorEvents:function(e,t){(["Tab","/"].includes(t.key)||[191,9].includes(t.keyCode))&&t.stopPropagation()},handleEditorSync:function(){this.handleChange(this.$options.editor.getData())}},created:function(){this.$options.uuid=this.uuid()},mounted:function(){var e=this,t=function(e){for(var t=1;t<arguments.length;t++){var n=null!=arguments[t]?arguments[t]:{};t%2?Yx(Object(n),!0).forEach((function(t){Gx(e,t,n[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(n)):Yx(Object(n)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(n,t))}))}return e}({attribute:this.$options.uuid,imageBrowser:this.field.imageBrowser,videoBrowser:this.field.videoBrowser,snippetBrowser:this.field.snippetBrowser,language:{ui:"en",content:this.field.contentLanguage},toolbar:{items:this.field.toolbar}},this.field.toolbarOptions);Lx.create(this.$refs.editor,t).then((function(t){var n=e.$options.editor=t,i=n.editing,o=n.model;i.view.document.on("keydown",e.handleEditorEvents,{priority:"highest"}),o.document.on("change",e.handleEditorSync,{priority:"lowest"}),e.field.height>1&&t.editing.view.change((function(n){n.setStyle("height","".concat(e.field.height,"px"),t.editing.view.document.getRoot())}))})).catch((function(t){e.$toasted.show(t.toString(),{type:"error"})}))},beforeDestroy:function(){var e=this;this.$options.editor&&this.$options.editor.destroy().then((function(){return e.$options.editor=null})).catch((function(t){return e.$toasted.show(t.toString(),{type:"error"})}))}},Qx=(n(167),Object(Hx.a)(Kx,(function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("default-field",{attrs:{field:e.field,errors:e.errors,"full-width-content":!0}},[n("template",{slot:"field"},[n("textarea",{ref:"editor",staticClass:"hidden",class:e.errorClasses,attrs:{id:e.field.attribute},domProps:{value:e.value}}),e._v(" "),n("media-browser",{attrs:{type:"image","field-key":e.$options.uuid+"-image",multiple:!0},on:{select:function(t){return e.$options.editor.execute("imageBrowser",t)}}}),e._v(" "),n("media-browser",{attrs:{type:"video","field-key":e.$options.uuid+"-video",multiple:!0,"has-larupload-trait":e.field.videoHasLaruploadTrait},on:{select:function(t){return e.$options.editor.execute("videoBrowser",t)}}}),e._v(" "),n("snippet-browser",{attrs:{"field-key":e.$options.uuid,snippets:e.field.snippetBrowser}})],1)],2)}),[],!1,null,null,null));t.default=Qx.exports},function(e,t,n){"use strict";n.r(t);var i={props:["resourceName","field"]},o=n(4),r=Object(o.a)(i,(function(){var e=this.$createElement;return(this._self._c||e)("span",[this._v(this._s(this.field.value))])}),[],!1,null,null,null);t.default=r.exports},function(e,t,n){"use strict";n.r(t);var i={props:["resource","resourceName","resourceId","field"]},o=(n(37),n(4)),r=Object(o.a)(i,(function(){var e=this.$createElement,t=this._self._c||e;return t("panel-item",{attrs:{field:this.field}},[t("template",{slot:"value"},[t("div",{staticClass:"ckeditor_content"},[t("excerpt",{attrs:{content:this.field.value,"should-show":this.field.shouldShow,"plain-text":!1}})],1)])],2)}),[],!1,null,null,null);t.default=r.exports},function(e,t,n){"use strict";n.r(t);var i={props:["resource","resourceName","resourceId","field"],extends:n(22).default},o=n(4),r=Object(o.a)(i,(function(){var e=this.$createElement,t=this._self._c||e;return t("panel-item",{attrs:{field:this.field}},[t("template",{slot:"value"},[this.preview?t("v-lazy-image",{staticClass:"shadow-md rounded m-2 block",style:{width:"auto",height:"auto",maxWidth:this.field.defail_width+"px",maxHeight:this.field.defail_height+"px"},attrs:{src:this.preview,"src-placeholder":this.$options.spinner}}):this._e()],1)],2)}),[],!1,null,null,null);t.default=r.exports},function(e,t,n){"use strict";n.r(t);var i=n(10),o=n(17),r=n(16),s=n(11),a=n(12),c={mixins:[a.FormField,a.HandlesValidationErrors,s.a,r.a],props:["resourceName","resourceId","field"],components:{MediaBrowser:o.a},data:function(){return{preview:null}},computed:{event:function(){return"ckeditor:media:".concat(this.$options.uuid)}},methods:{setInitialValue:function(){var e=this;this.value=this.field.value||null,this.field.value&&this.fetchResourceEntity("media",this.field.value).then((function(t){var n=t.url;e.preview=n}))},fill:function(e){e.append(this.field.attribute,this.value||"")},handleChange:function(e){this.value=e.id,this.preview=e.url},clearSelected:function(){this.value=null,this.preview=null},openBrowser:function(){Nova.$emit(this.event)}},created:function(){this.$options.spinner=i.a,this.$options.uuid=this.uuid(),Nova.$on("".concat(this.event,":write"),this.handleChange)},beforeDestroy:function(){Nova.$off("".concat(this.event,":write"),this.handleChange)}},l=n(4),u=Object(l.a)(c,(function(){var e=this,t=e.$createElement,n=e._self._c||t;return n("default-field",{attrs:{field:e.field,errors:e.errors}},[n("template",{slot:"field"},[e.preview?[n("v-lazy-image",{staticClass:"shadow-md rounded mb-4 block",style:{width:"auto",height:"auto",maxWidth:e.field.form_width+"px",maxHeight:e.field.form_height+"px"},attrs:{src:e.preview,"src-placeholder":e.$options.spinner}}),e._v(" "),n("button",{staticClass:"btn btn-default btn-primary inline-flex items-center relative",attrs:{type:"button"},on:{click:function(t){return t.preventDefault(),e.clearSelected.apply(null,arguments)}}},[n("span",[e._v(e._s(e.__("Remove")))])])]:n("button",{staticClass:"btn btn-default btn-primary inline-flex items-center relative",attrs:{type:"button"},on:{click:function(t){return t.preventDefault(),e.openBrowser.apply(null,arguments)}}},[n("span",[e._v(e._s(e.__("Select")))])]),e._v(" "),e.hasError?n("p",{staticClass:"my-2 text-danger"},[e._v(e._s(e.firstError))]):e._e(),e._v(" "),n("media-browser",{attrs:{"field-key":e.$options.uuid,multiple:!1}})],2)],2)}),[],!1,null,null,null);t.default=u.exports},,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,function(e,t){}]);
\ No newline at end of file
diff --git a/resources/js/ckeditor/ckeditor.js b/resources/js/ckeditor/ckeditor.js
index 1e9a564..c59cee0 100644
--- a/resources/js/ckeditor/ckeditor.js
+++ b/resources/js/ckeditor/ckeditor.js
@@ -52,11 +52,12 @@ import VideoBrowser from './plugins/VideoBrowser'
 import SnippetBrowser from './plugins/SnippetBrowser'
 
 // Video
-import Video from "./plugins/video/video";
+import Video from "./plugins/video/video"
 
 
 // Other
-import SourceEditing from '@ckeditor/ckeditor5-source-editing/src/sourceediting';
+import SourceEditing from '@ckeditor/ckeditor5-source-editing/src/sourceediting'
+import ElementAddAttributes from './plugins/element-attribute/src/add-attribute-to-element'
 
 // Extend the Base Class
 export default class CkEditor extends ClassicEditorBase {
@@ -114,7 +115,8 @@ export default class CkEditor extends ClassicEditorBase {
             HtmlEmbed,
             SourceEditing,
             Indent,
-            IndentBlock
+            IndentBlock,
+            ElementAddAttributes
         ]
     }
 }
diff --git a/resources/js/ckeditor/config/image.js b/resources/js/ckeditor/config/image.js
index e99d4df..9dceafb 100644
--- a/resources/js/ckeditor/config/image.js
+++ b/resources/js/ckeditor/config/image.js
@@ -7,7 +7,7 @@ export default {
             types: ['gif', 'png', 'jpg', 'jpeg', 'webp']
         },
         toolbar: [
-            'mediaBrowser',
+            'imageBrowser',
             'imageStyle:full',
             'imageStyle:alignLeft',
             'imageStyle:alignCenter',
diff --git a/resources/js/ckeditor/plugins/element-attribute/.gitignore b/resources/js/ckeditor/plugins/element-attribute/.gitignore
new file mode 100644
index 0000000..fdd0f7d
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/.gitignore
@@ -0,0 +1,91 @@
+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# compiled output
+/dist
+/tmp
+/out-tsc
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# IDEs and editors
+.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# misc
+.sass-cache
+connect.lock
+typings
+
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# next.js build output
+.next
+
+# Lerna
+lerna-debug.log
+
+# System Files
+.DS_Store
+Thumbs.db
\ No newline at end of file
diff --git a/resources/js/ckeditor/plugins/element-attribute/LICENSE b/resources/js/ckeditor/plugins/element-attribute/LICENSE
new file mode 100644
index 0000000..1296d96
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2021 Rhys Stubbs
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-command.js b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-command.js
new file mode 100644
index 0000000..173a9a9
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-command.js
@@ -0,0 +1,27 @@
+import Command from '@ckeditor/ckeditor5-core/src/command'
+
+class ElementAddAttributesCommand extends Command {
+    refresh() {
+        const element = this.editor.model.document.selection.anchor.parent
+
+        this.isEnabled = true
+
+        if (!!element && element.hasAttribute('id')) {
+            this.value = element.getAttribute('id')
+        }
+        else {
+            this.value = false
+        }
+    }
+
+    execute(options) {
+        const model = this.editor.model
+        const element = this.editor.model.document.selection.anchor.parent
+
+        model.change(writer => {
+            writer.setAttribute('id', options.newValue, element)
+        })
+    }
+}
+
+export default ElementAddAttributesCommand
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-editing.js b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-editing.js
new file mode 100644
index 0000000..34177b9
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-editing.js
@@ -0,0 +1,26 @@
+import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
+import ElementAddAttributesCommand from './add-attribute-to-element-command';
+import {viewToModelStyleAttribute, modelToViewStyleAttribute} from './converters';
+
+class ElementAddAttributesEditing extends Plugin {
+    static get pluginName() {
+        return 'ElementAddAttributesEditing';
+    }
+
+    init() {
+        const editor = this.editor;
+        const data = editor.data;
+        const editing = editor.editing;
+
+        // Converters for imageStyle attribute from model to view.
+        editing.downcastDispatcher.on('attribute:id', modelToViewStyleAttribute());
+        data.downcastDispatcher.on('attribute:id', modelToViewStyleAttribute());
+
+        // Converter for figure element from view to model.
+        data.upcastDispatcher.on('element', viewToModelStyleAttribute(), {priority: 'low'});
+
+        this.editor.commands.add('elementIdAttributes', new ElementAddAttributesCommand(this.editor));
+    }
+}
+
+export default ElementAddAttributesEditing;
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-ui.js b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-ui.js
new file mode 100644
index 0000000..0c20cbf
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element-ui.js
@@ -0,0 +1,168 @@
+/* eslint-disable no-undef */
+import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
+import ContextualBalloon from '@ckeditor/ckeditor5-ui/src/panel/balloon/contextualballoon';
+import ButtonView from '@ckeditor/ckeditor5-ui/src/button/buttonview';
+import ElementAddAttributesFormView from './ui/add-attribute-to-element-view';
+import clickOutsideHandler from '@ckeditor/ckeditor5-ui/src/bindings/clickoutsidehandler';
+import BalloonPanelView from '@ckeditor/ckeditor5-ui/src/panel/balloon/balloonpanelview';
+
+class ElementAddAttributesUI extends Plugin {
+    static get requires() {
+        return [ContextualBalloon];
+    }
+
+    static get pluginName() {
+        return 'ElementAddAttributesUI';
+    }
+
+    init() {
+        this._createButton();
+        this._createForm();
+    }
+
+    destroy() {
+        super.destroy();
+        this._form.destroy();
+    }
+
+    _createButton() {
+        const editor = this.editor;
+        const t = editor.t;
+
+        editor.ui.componentFactory.add('elementIdAttributes', locale => {
+            const command = editor.commands.get('elementIdAttributes');
+            const view = new ButtonView(locale);
+
+            view.set({
+                label: t('Set element id attribute'),
+                icon: this._pluginIcon(),
+                tooltip: true,
+                class: 'element-add-attributes-btn'
+            });
+
+            view.bind('isEnabled').to(command, 'isEnabled');
+
+            view.on('execute', () => {
+                this._showForm()
+            });
+
+            return view;
+        });
+    }
+
+    _createForm() {
+        const editor = this.editor;
+        const view = editor.editing.view;
+        const viewDocument = view.document;
+
+        this._balloon = this.editor.plugins.get('ContextualBalloon');
+
+        this._form = new ElementAddAttributesFormView(editor.locale);
+        // Render the form so its #element is available for clickOutsideHandler.
+        this._form.render();
+
+        this.listenTo(this._form, 'submit', () => {
+            editor.execute('elementIdAttributes', {
+                newValue: this._form.labeledInput.inputView.element.value
+            });
+
+            this._hideForm(true);
+        });
+
+        this.listenTo(this._form, 'cancel', () => {
+            this._hideForm(true);
+        });
+
+        // Close the form on Esc key press.
+        this._form.keystrokes.set('Esc', (data, cancel) => {
+            this._hideForm(true);
+            cancel();
+        });
+
+        // Reposition the balloon or hide the form if an image widget is no longer selected.
+        this.listenTo(editor.ui, 'update', () => {
+            if (!viewDocument.selection) {
+                this._hideForm(true);
+            }
+        });
+
+        // Close on click outside of balloon panel element.
+        clickOutsideHandler({
+            emitter: this._form,
+            activator: () => this._isVisible,
+            contextElements: [this._balloon.view.element],
+            callback: () => this._hideForm()
+        });
+    }
+
+    _showForm() {
+        if (this._isVisible) {
+            return;
+        }
+
+        const editor = this.editor;
+        const command = editor.commands.get('elementIdAttributes');
+        const labeledInput = this._form.labeledInput;
+
+        if (!this._isInBalloon) {
+            const defaultPositions = BalloonPanelView.defaultPositions;
+            const target = document.querySelector('.element-add-attributes-btn');
+
+            this._balloon.add({
+                view: this._form,
+                position: {
+                    target,
+                    positions: [
+                        defaultPositions.northArrowSouth,
+                        defaultPositions.northArrowSouthWest,
+                        defaultPositions.northArrowSouthEast,
+                        defaultPositions.southArrowNorth,
+                        defaultPositions.southArrowNorthWest,
+                        defaultPositions.southArrowNorthEast
+                    ]
+                }
+            });
+        }
+
+        // Make sure that each time the panel shows up, the field remains in sync with the value of
+        // the command. If the user typed in the input, then canceled the balloon (`labeledInput#value`
+        // stays unaltered) and re-opened it without changing the value of the command, they would see the
+        // old value instead of the actual value of the command.
+        // https://github.com/ckeditor/ckeditor5-image/issues/114
+        labeledInput.inputView.value = labeledInput.inputView.element.value = command.value || '';
+
+        this._form.labeledInput.inputView.select();
+    }
+
+    _hideForm(focusEditable) {
+        if (!this._isInBalloon) {
+            return;
+        }
+
+        // Blur the input element before removing it from DOM to prevent issues in some browsers.
+        // See https://github.com/ckeditor/ckeditor5/issues/1501.
+        if (this._form.focusTracker.isFocused) {
+            this._form.saveButtonView.focus();
+        }
+
+        this._balloon.remove(this._form);
+
+        if (focusEditable) {
+            this.editor.editing.view.focus();
+        }
+    }
+
+    _pluginIcon() {
+        return '<svg version="1.1" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g fill="none" style="color: transparent"><path d="M0 0h24v24h-24v-24Z"></path><path stroke="#323232" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M8 15v-6"></path><path stroke="#323232" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M14.6 15h-3v-6h3c1.105 0 2 .895 2 2v2c0 1.105-.895 2-2 2Z"></path><path stroke="#323232" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M18.353 21.353h-12.706c-1.657 0-3-1.343-3-3v-12.706c0-1.657 1.343-3 3-3h12.705c1.657 0 3 1.343 3 3v12.705c.001 1.658-1.342 3.001-2.999 3.001Z"></path></g></svg>'
+    }
+
+    get _isVisible() {
+        return this._balloon.visibleView === this._form;
+    }
+
+    get _isInBalloon() {
+        return this._balloon.hasView(this._form);
+    }
+}
+
+export default ElementAddAttributesUI;
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element.js b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element.js
new file mode 100644
index 0000000..2312c67
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/add-attribute-to-element.js
@@ -0,0 +1,13 @@
+import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
+import ElementAddAttributesEditing from './add-attribute-to-element-editing';
+import ElementAddAttributesUI from './add-attribute-to-element-ui';
+
+export default class ElementAddAttributes extends Plugin {
+    static get requires() {
+        return [ElementAddAttributesEditing, ElementAddAttributesUI];
+    }
+
+    static get pluginName() {
+        return 'elementIdAttributes';
+    }
+}
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/converters.js b/resources/js/ckeditor/plugins/element-attribute/src/converters.js
new file mode 100644
index 0000000..5b6eaff
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/converters.js
@@ -0,0 +1,28 @@
+import first from '@ckeditor/ckeditor5-utils/src/first'
+
+export function modelToViewStyleAttribute() {
+    return (evt, data, conversionApi) => {
+        if (!conversionApi.consumable.consume(data.item, evt.name)) {
+            return;
+        }
+
+        const viewElement = conversionApi.mapper.toViewElement(data.item);
+
+        conversionApi.writer.setAttribute(data.attributeKey, data.attributeNewValue, viewElement);
+    };
+}
+
+export function viewToModelStyleAttribute() {
+    return (evt, data, conversionApi) => {
+        if (!data.modelRange) {
+            return;
+        }
+
+        const modelImageElement = first(data.modelRange.getItems())
+        const id = data.viewItem.getAttribute('id')
+
+        if (id) {
+            conversionApi.writer.setAttribute('id', id, modelImageElement)
+        }
+    };
+}
diff --git a/resources/js/ckeditor/plugins/element-attribute/src/ui/add-attribute-to-element-view.js b/resources/js/ckeditor/plugins/element-attribute/src/ui/add-attribute-to-element-view.js
new file mode 100644
index 0000000..0d9dc2a
--- /dev/null
+++ b/resources/js/ckeditor/plugins/element-attribute/src/ui/add-attribute-to-element-view.js
@@ -0,0 +1,122 @@
+import View from '@ckeditor/ckeditor5-ui/src/view';
+import ViewCollection from '@ckeditor/ckeditor5-ui/src/viewcollection';
+
+import ButtonView from '@ckeditor/ckeditor5-ui/src/button/buttonview';
+import LabeledInputView from '@ckeditor/ckeditor5-ui/src/labeledinput/labeledinputview';
+import InputTextView from '@ckeditor/ckeditor5-ui/src/inputtext/inputtextview';
+
+import submitHandler from '@ckeditor/ckeditor5-ui/src/bindings/submithandler';
+import KeystrokeHandler from '@ckeditor/ckeditor5-utils/src/keystrokehandler';
+import FocusTracker from '@ckeditor/ckeditor5-utils/src/focustracker';
+import FocusCycler from '@ckeditor/ckeditor5-ui/src/focuscycler';
+
+import checkIcon from '@ckeditor/ckeditor5-core/theme/icons/check.svg';
+import cancelIcon from '@ckeditor/ckeditor5-core/theme/icons/cancel.svg';
+
+class ElementAddAttributesFormView extends View {
+    /**
+     * @inheritDoc
+     */
+    constructor(locale) {
+        super(locale);
+
+        const t = this.locale.t;
+
+        this.focusTracker = new FocusTracker();
+
+        this.keystrokes = new KeystrokeHandler();
+
+        this.labeledInput = this._createLabeledInputView();
+
+        this.saveButtonView = this._createButton(t('Save'), checkIcon, 'ck-button-save');
+        this.saveButtonView.type = 'submit';
+
+        this.cancelButtonView = this._createButton(t('Cancel'), cancelIcon, 'ck-button-cancel', 'cancel');
+
+        this._focusables = new ViewCollection();
+
+        this._focusCycler = new FocusCycler({
+            focusables: this._focusables,
+            focusTracker: this.focusTracker,
+            keystrokeHandler: this.keystrokes,
+            actions: {
+                // Navigate form fields backwards using the Shift + Tab keystroke.
+                focusPrevious: 'shift + tab',
+
+                // Navigate form fields forwards using the Tab key.
+                focusNext: 'tab'
+            }
+        });
+
+        this.setTemplate({
+            tag: 'form',
+
+            attributes: {
+                class: [
+                    'ck',
+                    'ck-responsive-form'
+                ],
+
+                // https://github.com/ckeditor/ckeditor5-image/issues/40
+                tabindex: '-1'
+            },
+
+            children: [
+                this.labeledInput,
+                this.saveButtonView,
+                this.cancelButtonView
+            ]
+        });
+    }
+
+    render() {
+        super.render();
+
+        this.keystrokes.listenTo(this.element);
+
+        submitHandler({view: this});
+
+        [this.labeledInput, this.saveButtonView, this.cancelButtonView]
+            .forEach(v => {
+                // Register the view as focusable.
+                this._focusables.add(v);
+
+                // Register the view in the focus tracker.
+                this.focusTracker.add(v.element);
+            });
+    }
+
+    _createButton(label, icon, className, eventName) {
+        const button = new ButtonView(this.locale);
+
+        button.set({
+            label,
+            icon,
+            tooltip: true
+        });
+
+        button.extendTemplate({
+            attributes: {
+                class: className
+            }
+        });
+
+        if (eventName) {
+            button.delegate('execute').to(this, eventName);
+        }
+
+        return button;
+    }
+
+    _createLabeledInputView() {
+        const t = this.locale.t;
+        const labeledInput = new LabeledInputView(this.locale, InputTextView);
+
+        labeledInput.label = t('Element ID');
+        labeledInput.inputView.placeholder = t('Element ID');
+
+        return labeledInput;
+    }
+}
+
+export default ElementAddAttributesFormView;
diff --git a/resources/sass/field.sass b/resources/sass/field.sass
index 1134208..0404a2d 100755
--- a/resources/sass/field.sass
+++ b/resources/sass/field.sass
@@ -15,3 +15,10 @@
 .ck.ck-editor__editable:not(.ck-editor__nested-editable).ck-focused
     box-shadow: none !important
 
+.ck-responsive-form
+    .ck-labeled-input
+        margin-left: 0 !important
+        margin-bottom: 8px !important
+        display: block
+        float: none !important
+        width: 100% !important