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fix(datetime): updating value with min scrolls to new value #28549

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Merged
liamdebeasi merged 1 commit into from
Nov 20, 2023
Merged

fix(datetime): updating value with min scrolls to new value #28549

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17 changes: 15 additions & 2 deletions core/src/components/datetime/datetime.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -1132,7 +1132,7 @@ export class Datetime implements ComponentInterface {
* so we need to re-init behavior with the new elements.
*/
componentDidRender() {
const { presentation, prevPresentation, calendarBodyRef, minParts, preferWheel } = this;
const { presentation, prevPresentation, calendarBodyRef, minParts, preferWheel, forceRenderDate } = this;

/**
* TODO(FW-2165)
Expand All @@ -1150,7 +1150,20 @@ export class Datetime implements ComponentInterface {
const hasCalendarGrid = !preferWheel && ['date-time', 'time-date', 'date'].includes(presentation);
if (minParts !== undefined && hasCalendarGrid && calendarBodyRef) {
const workingMonth = calendarBodyRef.querySelector('.calendar-month:nth-of-type(1)');
if (workingMonth) {
/**
* We need to make sure the datetime is not in the process
* of scrolling to a new datetime value if the value
* is updated programmatically.
* Otherwise, the datetime will appear to not scroll at all because
* we are resetting the scroll position to the center of the view.
* Prior to the datetime's value being updated programmatically,
* the calendarBodyRef is scrolled such that the middle month is centered
* in the view. The below code updates the scroll position so the middle
* month is also centered in the view. Since the scroll position did not change,
* the scroll callback in this file does not fire,
* and the resolveForceDateScrolling promise never resolves.
*/
if (workingMonth && forceRenderDate === undefined) {
calendarBodyRef.scrollLeft = workingMonth.clientWidth * (isRTL(this.el) ? -1 : 1);
}
}
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