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Track fetched entries for redactions

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This commit is contained in:
RMidhunSuresh 2021-12-09 13:48:55 +05:30
parent ea89c272b9
commit 4a81e06e96
1 changed files with 21 additions and 1 deletions
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22
src/matrix/room/timeline/Timeline.js
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@ -45,6 +45,8 @@ export class Timeline {
});
this._readerRequest = null;
this._allEntries = null;
// Stores event entries that we fetch for reply previews
this._fetchedEventEntries = [];
this.initializePowerLevels(powerLevelsObservable);
}
@ -218,6 +220,7 @@ export class Timeline {
/** @package */
replaceEntries(entries) {
this._addLocalRelationsToNewRemoteEntries(entries);
this._updateFetchedEntries(entries);
this._loadRelatedEvents(entries);
for (const entry of entries) {
try {
@ -244,20 +247,31 @@ export class Timeline {
/** @package */
addEntries(newEntries) {
this._addLocalRelationsToNewRemoteEntries(newEntries);
this._updateFetchedEntries(newEntries);
this._loadRelatedEvents(newEntries);
this._remoteEntries.setManySorted(newEntries);
}
_updateFetchedEntries(entries) {
for (const entry of entries) {
const relatedEntry = this._fetchedEventEntries.find(e => e.id === entry.relatedEventId);
if (relatedEntry?.addLocalRelation(entry)) {
relatedEntry.dependents.forEach(e => this._findAndUpdateRelatedEntry(null, e.id, () => true));
}
}
}
async _loadRelatedEvents(entries) {
const filteredEntries = entries.filter(e => !!e.contextEventId);
for (const entry of filteredEntries) {
const id = entry.contextEventId;
let needToTrack = false;
let contextEvent;
// find in remote events
contextEvent = this.getByEventId(id);
contextEvent?.addDependent(entry);
// find in storage
if (!contextEvent) {
needToTrack = true;
contextEvent = await this._fetchEventFromStorage(id);
}
// fetch from hs
@ -265,6 +279,12 @@ export class Timeline {
contextEvent = await this._fetchEventFromHomeserver(id);
}
if (contextEvent) {
if (needToTrack) {
// this entry was created from storage/hs, so it's not tracked by remoteEntries
// we track them here for redactions
this._fetchedEventEntries.push(contextEvent);
}
contextEvent.addDependent(entry);
entry.setContextEntry(contextEvent);
// emit this change
this._remoteEntries.update(entry);