fix: ensure dates are parsed timezone agnostically

Closes #1223
bpmn-io · Aug 14, 2024 · d089fbd · d089fbd
1 parent bea07f4
commit d089fbd
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Showing 2 changed files with 5 additions and 10 deletions.
diff --git a/packages/form-js-viewer/src/render/components/form-fields/Datetime.js b/packages/form-js-viewer/src/render/components/form-fields/Datetime.js
@@ -86,7 +86,7 @@ export function Datetime(props) {
 
     switch (subtype) {
       case DATETIME_SUBTYPES.DATE: {
-        date = new Date(Date.parse(value));
+        date = new Date(value ? value + 'T00:00' : NaN);
         break;
       }
       case DATETIME_SUBTYPES.TIME: {

diff --git a/packages/form-js-viewer/src/render/components/util/dateTimeUtil.js b/packages/form-js-viewer/src/render/components/util/dateTimeUtil.js
@@ -146,15 +146,10 @@ export function parseIsoTime(isoTimeString) {
 }
 
 export function serializeDate(date) {
-  var d = new Date(date),
-    month = '' + (d.getMonth() + 1),
-    day = '' + d.getDate(),
-    year = d.getFullYear();
-
-  if (month.length < 2) month = '0' + month;
-  if (day.length < 2) day = '0' + day;
-
-  return [year, month, day].join('-');
+  const year = date.getFullYear();
+  const month = String(date.getMonth() + 1).padStart(2, '0');
+  const day = String(date.getDate()).padStart(2, '0');
+  return `${year}-${month}-${day}`;
 }
 
 // this method is used to make the `new Date(value)` parsing behavior stricter