Improve performance of widget startup slightly

See https://github.com/matrix-org/matrix-react-sdk/pull/6733#pullrequestreview-745513275
pull/21833/head
Travis Ralston 2021-09-02 15:24:23 -06:00
parent 36f4b9f723
commit 6590572124
1 changed files with 2 additions and 1 deletions

View File

@ -301,7 +301,8 @@ export class StopGapWidget extends EventEmitter {
// requests timeline capabilities in other rooms down the road. It's just easier to manage here. // requests timeline capabilities in other rooms down the road. It's just easier to manage here.
for (const room of MatrixClientPeg.get().getRooms()) { for (const room of MatrixClientPeg.get().getRooms()) {
// Timelines are most recent last // Timelines are most recent last
const roomEvent = arrayFastClone(room.getLiveTimeline()?.getEvents() || []).reverse()[0]; const events = room.getLiveTimeline()?.getEvents() || [];
const roomEvent = events[events.length - 1];
if (!roomEvent) continue; // force later code to think the room is fresh if (!roomEvent) continue; // force later code to think the room is fresh
this.readUpToMap[room.roomId] = roomEvent.getId(); this.readUpToMap[room.roomId] = roomEvent.getId();
} }