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Fix unexpected threads appearing in thread panel (#7873)

pull/21833/head
Germain 2022-02-22 16:03:05 +00:00 committed by GitHub
parent 0756e9957e
commit be9ae7ea03
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 54 additions and 37 deletions
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91
src/components/structures/ThreadPanel.tsx
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@ -37,7 +37,6 @@ import RoomContext, { TimelineRenderingType } from '../../contexts/RoomContext';
import TimelinePanel from './TimelinePanel';
import { Layout } from '../../settings/enums/Layout';
import { RoomPermalinkCreator } from '../../utils/permalinks/Permalinks';
import { useEventEmitter } from '../../hooks/useEventEmitter';
async function getThreadTimelineSet(
client: MatrixClient,
@ -214,13 +213,64 @@ const EmptyThread: React.FC<EmptyThreadIProps> = ({ filterOption, showAllThreads
const ThreadPanel: React.FC<IProps> = ({ roomId, onClose, permalinkCreator }) => {
const mxClient = useContext(MatrixClientContext);
const roomContext = useContext(RoomContext);
const room = mxClient.getRoom(roomId);
const [filterOption, setFilterOption] = useState<ThreadFilterType>(ThreadFilterType.All);
const ref = useRef<TimelinePanel>();
const [threadCount, setThreadCount] = useState(room.threads.size);
const [room, setRoom] = useState(mxClient.getRoom(roomId));
const [threadCount, setThreadCount] = useState<number>(0);
const [timelineSet, setTimelineSet] = useState<EventTimelineSet | null>(null);
useEffect(() => {
setRoom(mxClient.getRoom(roomId));
}, [mxClient, roomId]);
useEffect(() => {
async function onNewThread(thread: Thread): Promise<void> {
setThreadCount(room.threads.size);
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,
);
}
}
}
function refreshTimeline() {
if (timelineSet) ref.current.refreshTimeline();
}
setThreadCount(room.threads.size);
room.on(ThreadEvent.New, onNewThread);
room.on(ThreadEvent.Update, refreshTimeline);
return () => {
room.removeListener(ThreadEvent.New, onNewThread);
room.removeListener(ThreadEvent.Update, refreshTimeline);
};
}, [room, mxClient, timelineSet]);
useEffect(() => {
getThreadTimelineSet(mxClient, room, filterOption)
.then(timelineSet => { setTimelineSet(timelineSet); })
@ -230,39 +280,6 @@ const ThreadPanel: React.FC<IProps> = ({ roomId, onClose, permalinkCreator }) =>
useEffect(() => {
if (timelineSet) ref.current.refreshTimeline();
}, [timelineSet, ref]);
useEventEmitter(room, ThreadEvent.Update, () => {
if (timelineSet) ref.current.refreshTimeline();
});
useEventEmitter(room, ThreadEvent.New, async (thread: Thread) => {
setThreadCount(room.threads.size);
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={{