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Scroll to bottom of conversation when message is sent

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trevor-signal 2023-09-14 12:57:38 -04:00 • committed by GitHub
parent 34740bdaff
commit e8eb7638c4
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2 changed files with 12 additions and 2 deletions
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9
ts/components/conversation/Timeline.tsx
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@ -594,7 +594,14 @@ export class Timeline extends React.Component<
}
}
if (oldItems.length !== newItems.length) {
// We know that all items will be in order and that items can only be added at either
// end, so we can check for equality without checking each item in the array
const haveItemsChanged =
oldItems.length !== newItems.length ||
oldItems.at(0) !== newItems.at(0) ||
oldItems.at(-1) !== newItems.at(-1);
if (haveItemsChanged) {
this.updateIntersectionObserver();
// This condition is somewhat arbitrary.

5
ts/models/conversations.ts
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@ -1436,7 +1436,10 @@ export class ConversationModel extends window.Backbone
newestId && messageIds && messageIds[messageIds.length - 1] === newestId;
if (isJustSent && existingConversation && !isLatestInMemory) {
void this.loadNewestMessages(undefined, undefined);
// The message is being sent before the user has scrolled down to load the newest
// messages into memory; in that case, we scroll the user all the way down by
// loading the newest message
drop(this.loadNewestMessages(newestId, undefined));
} else if (
// The message has to be not a story or has to be a story reply in direct
// conversation.