From d6da1ce5bfd5af0e4b0bcf7b115ffe24f3bc4ef4 Mon Sep 17 00:00:00 2001
From: Federico Ruggi <1081051+ruggi@users.noreply.github.com>
Date: Fri, 29 Sep 2023 09:30:50 +0200
Subject: [PATCH] Group size label (#4257)

* use "group" for group size label

* type
---
 ...ze-bounding-box-strategy.spec.browser2.tsx | 26 ++++++++
 .../select-mode/absolute-resize-control.tsx   | 60 ++++++++++++++++---
 2 files changed, 78 insertions(+), 8 deletions(-)

diff --git a/editor/src/components/canvas/canvas-strategies/strategies/absolute-resize-bounding-box-strategy.spec.browser2.tsx b/editor/src/components/canvas/canvas-strategies/strategies/absolute-resize-bounding-box-strategy.spec.browser2.tsx
index c046cd7e65b3..6b3bec6bfe8f 100644
--- a/editor/src/components/canvas/canvas-strategies/strategies/absolute-resize-bounding-box-strategy.spec.browser2.tsx
+++ b/editor/src/components/canvas/canvas-strategies/strategies/absolute-resize-bounding-box-strategy.spec.browser2.tsx
@@ -1497,6 +1497,32 @@ export var storyboard = (
     })
   })
   describe('groups', () => {
+    it('has a "Group" size label', async () => {
+      const renderResult = await renderTestEditorWithCode(
+        formatTestProjectCode(`
+          import * as React from 'react'
+          import { Storyboard, Group } from 'utopia-api'
+
+          export var storyboard = (
+            <Storyboard data-uid='storyboard'>
+              <Group data-uid='group' style={{ position: 'absolute', width: 150, height: 150, background: 'black' }}>
+                <div data-uid='foo' style={{ position:'absolute', width: 50, height: 50, background: 'red', top: 0, left: 0 }} />
+                <div data-uid='bar' style={{ position:'absolute', width: 50, height: 50, background: 'blue', top: 100, left: 100 }} />
+              </Group>
+            </Storyboard>
+          )
+        `),
+        'await-first-dom-report',
+      )
+
+      await renderResult.dispatch(
+        [selectComponents([EP.fromString('storyboard/group')], false)],
+        true,
+      )
+
+      const label = await renderResult.renderedDOM.findByTestId(SizeLabelTestId)
+      expect(label.textContent).toEqual('Group')
+    })
     it('resizes groups correctly when dragging from top/left without existing left/top props (left)', async () => {
       const renderResult = await renderTestEditorWithCode(
         formatTestProjectCode(`
diff --git a/editor/src/components/canvas/controls/select-mode/absolute-resize-control.tsx b/editor/src/components/canvas/controls/select-mode/absolute-resize-control.tsx
index 6f2cc0cdfde3..10c7e4b2929e 100644
--- a/editor/src/components/canvas/controls/select-mode/absolute-resize-control.tsx
+++ b/editor/src/components/canvas/controls/select-mode/absolute-resize-control.tsx
@@ -38,6 +38,7 @@ import { CanvasOffsetWrapper } from '../canvas-offset-wrapper'
 import { isZeroSizedElement } from '../outline-utils'
 import { useMaybeHighlightElement } from './select-mode-hooks'
 import { isEdgePositionEqualTo } from '../../canvas-utils'
+import { treatElementAsGroupLike } from '../../canvas-strategies/strategies/group-helpers'
 
 export const AbsoluteResizeControlTestId = (targets: Array<ElementPath>): string =>
   `${targets.map(EP.toString).sort()}-absolute-resize-control`
@@ -399,15 +400,45 @@ const sizeLabel = (state: FixedHugFill['type'], actualSize: number): string => {
   }
 }
 
+export type SizeLabelSize = {
+  type: 'SIZE_LABEL_WITH_DIMENSIONS'
+  h: string
+  v: string
+}
+
+function sizeLabelWithDimensions(h: string, v: string): SizeLabelSize {
+  return {
+    type: 'SIZE_LABEL_WITH_DIMENSIONS',
+    h: h,
+    v: v,
+  }
+}
+
+export type SizeLabelGroup = {
+  type: 'SIZE_LABEL_GROUP'
+}
+
+function sizeLabelGroup(): SizeLabelGroup {
+  return {
+    type: 'SIZE_LABEL_GROUP',
+  }
+}
+
+export type SizeLabelContents = SizeLabelSize | SizeLabelGroup
+
 function sizeLabelContents(
   metadata: ElementInstanceMetadataMap,
   selectedElements: Array<ElementPath>,
-): { h: string; v: string } | null {
+): SizeLabelContents | null {
   if (selectedElements.length === 0) {
     return null
   }
 
   if (selectedElements.length === 1) {
+    if (treatElementAsGroupLike(metadata, selectedElements[0])) {
+      return sizeLabelGroup()
+    }
+
     const globalFrame = MetadataUtils.findElementByElementPath(
       metadata,
       selectedElements[0],
@@ -422,17 +453,17 @@ function sizeLabelContents(
     const vertical =
       detectFillHugFixedState('vertical', metadata, selectedElements[0]).fixedHugFill?.type ??
       'fixed'
-    return {
-      h: sizeLabel(horizontal, globalFrame.width),
-      v: sizeLabel(vertical, globalFrame.height),
-    }
+    return sizeLabelWithDimensions(
+      sizeLabel(horizontal, globalFrame.width),
+      sizeLabel(vertical, globalFrame.height),
+    )
   }
 
   const boundingBox = boundingRectangleArray(
     selectedElements.map((t) => nullIfInfinity(MetadataUtils.getFrameInCanvasCoords(t, metadata))),
   )
   if (boundingBox != null) {
-    return { h: `${boundingBox.width}`, v: `${boundingBox.height}` }
+    return sizeLabelWithDimensions(`${boundingBox.width}`, `${boundingBox.height}`)
   }
 
   return null
@@ -449,6 +480,20 @@ const ExplicitHeightHacked = 20
 const BorderRadius = 2
 const SizeLabelMarginTop = 8
 
+function getLabelText(label: SizeLabelContents | null): string | null {
+  if (label == null) {
+    return null
+  }
+  switch (label.type) {
+    case 'SIZE_LABEL_GROUP':
+      return 'Group'
+    case 'SIZE_LABEL_WITH_DIMENSIONS':
+      return `${label.h} x ${label.v}`
+    default:
+      assertNever(label)
+  }
+}
+
 const SizeLabel = React.memo(
   React.forwardRef<HTMLDivElement, SizeLabelProps>(({ targets }, ref) => {
     const scale = useEditorState(
@@ -464,8 +509,7 @@ const SizeLabel = React.memo(
     )
 
     const label = sizeLabelContents(metadata, targets)
-
-    const labelText = label == null ? null : `${label.h} x ${label.v}`
+    const labelText = getLabelText(label)
 
     return (
       <div