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don't emit an update when the context entry is loaded sync

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also load context entries in parallel
This commit is contained in:
Bruno Windels 2022-01-14 18:16:52 +01:00
parent 3243ce2a90
commit 7197e5427f
1 changed files with 30 additions and 11 deletions
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33
src/matrix/room/timeline/Timeline.js
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@ -258,8 +258,8 @@ export class Timeline {
this._addLocalRelationsToNewRemoteEntries(newEntries);
this._updateEntriesFetchedFromHomeserver(newEntries);
this._moveEntryToRemoteEntries(newEntries);
this._remoteEntries.setManySorted(newEntries);
this._loadContextEntriesWhereNeeded(newEntries);
this._remoteEntries.setManySorted(newEntries);
}
/**
@ -320,21 +320,40 @@ export class Timeline {
continue;
}
const id = entry.contextEventId;
let contextEvent = this._findLoadedEventById(id);
// before looking into remoteEntries, check the entries
// that about to be added first
let contextEvent = entries.find(e => e.id === id);
contextEvent = this._findLoadedEventById(id);
if (contextEvent) {
entry.setContextEntry(contextEvent);
// we don't emit an update here, as the add or update
// that the callee will emit hasn't been emitted yet.
} else {
// we don't await here, which is not ideal,
// but one of our callers, addEntries, is not async
// so there is not much point.
// Also, we want to run the entry fetching in parallel.
this._loadContextEntryNotInTimeline(entry);
}
}
}
async _loadContextEntryNotInTimeline(entry) {
const id = entry.contextEventId;
let contextEvent = await this._getEventFromStorage(id);
if (!contextEvent) {
contextEvent = await this._getEventFromStorage(id) ?? await this._getEventFromHomeserver(id);
contextEvent = await this._getEventFromHomeserver(id);
}
if (contextEvent) {
// this entry was created from storage/hs, so it's not tracked by remoteEntries
// we track them here so that we can update reply previews later
this._contextEntriesNotInTimeline.set(id, contextEvent);
}
}
if (contextEvent) {
entry.setContextEntry(contextEvent);
// here, we awaited something, so from now on we do have to emit
// an update if we set the context entry.
this._emitUpdateForEntry(entry, "contextEntry");
}
}
}
/**
* Fetches an entry with the given event-id from localEntries, remoteEntries or contextEntriesNotInTimeline.