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Add new threads to the panel as they are discovered (#7688)

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Germain 2022-02-01 15:01:00 +00:00 • committed by GitHub
parent afe6021c9a
commit 5973d725e0
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2 changed files with 34 additions and 1 deletions
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31
src/components/structures/ThreadPanel.tsx
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@ -25,7 +25,7 @@ import {
UNSTABLE_FILTER_RELATION_SENDERS,
UNSTABLE_FILTER_RELATION_TYPES,
} from 'matrix-js-sdk/src/filter';
import { ThreadEvent } from 'matrix-js-sdk/src/models/thread';
import { Thread, ThreadEvent } from 'matrix-js-sdk/src/models/thread';
import BaseCard from "../views/right_panel/BaseCard";
import ResizeNotifier from '../../utils/ResizeNotifier';
@ -231,6 +231,35 @@ const ThreadPanel: React.FC<IProps> = ({ roomId, onClose, permalinkCreator }) =>
if (timelineSet) ref.current.refreshTimeline();
});
useEventEmitter(room, ThreadEvent.New, async (thread: Thread) => {
if (timelineSet) {
const capabilities = await mxClient.getCapabilities();
const serverSupportsThreads = capabilities['io.element.thread']?.enabled;
const discoveredScrollingBack = room.lastThread.rootEvent.localTimestamp < thread.rootEvent.localTimestamp;
// When the server support threads we're only interested in adding
// the newly created threads to the list.
// The ones discovered when scrolling back should be discarded as
// they will be discovered by the `/messages` filter
if (serverSupportsThreads) {
if (!discoveredScrollingBack) {
timelineSet.addEventToTimeline(
thread.rootEvent,
timelineSet.getLiveTimeline(),
false,
);
}
} else {
timelineSet.addEventToTimeline(
thread.rootEvent,
timelineSet.getLiveTimeline(),
!discoveredScrollingBack,
);
}
}
});
return (
<RoomContext.Provider value={{
...roomContext,