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Rename fetchedEntries --> contextEntriesNotInTimeline

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This commit is contained in:
RMidhunSuresh 2021-12-13 15:04:55 +05:30
parent c3bef6d4d2
commit 05d2defa2d
1 changed files with 15 additions and 10 deletions
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25
src/matrix/room/timeline/Timeline.js
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@ -46,8 +46,8 @@ export class Timeline {
}); });
this._readerRequest = null; this._readerRequest = null;
this._allEntries = null; this._allEntries = null;
// Stores event entries that we fetch for reply previews /** Stores event entries that we had to fetch from hs/storage for reply previews (because they were not in timeline) */
this._fetchedEventEntries = new Map(); this._contextEntriesNotInTimeline = new Map();
this._decryptEntries = null; this._decryptEntries = null;
this._hsApi = hsApi; this._hsApi = hsApi;
this.initializePowerLevels(powerLevelsObservable); this.initializePowerLevels(powerLevelsObservable);
@ -256,10 +256,13 @@ export class Timeline {
this._remoteEntries.setManySorted(newEntries); this._remoteEntries.setManySorted(newEntries);
} }
/**
* Update entries in contextEntriesNotInTimeline based on newly received events.
* eg: a newly received redacted event may mark an existing event in contextEntriesNotInTimeline as being redacted
*/
_updateFetchedEntries(entries) { _updateFetchedEntries(entries) {
// Update fetchedEntries based on incoming event, eg: a fetched event being redacted
for (const entry of entries) { for (const entry of entries) {
const relatedEntry = this._fetchedEventEntries.get(entry.relatedEventId); const relatedEntry = this._contextEntriesNotInTimeline.get(entry.relatedEventId);
// todo: can this be called .addRelation instead? // todo: can this be called .addRelation instead?
if (relatedEntry?.addLocalRelation(entry)) { if (relatedEntry?.addLocalRelation(entry)) {
relatedEntry.contextForEntries.forEach(e => this._updateEntry(e)); relatedEntry.contextForEntries.forEach(e => this._updateEntry(e));
@ -267,10 +270,13 @@ export class Timeline {
} }
} }
/**
* If an event we had to fetch from hs/storage is now in the timeline (for eg, due to gap fill),
* remove the event from _contextEntriesNotInTimeline since it is now in remoteEntries
*/
_moveFetchedEntryToRemoteEntries(entries) { _moveFetchedEntryToRemoteEntries(entries) {
// if some entry in entries is also in fetchedEntries, we need to remove it from fetchedEntries
for (const entry of entries) { for (const entry of entries) {
const fetchedEntry = this._fetchedEventEntries.get(entry.id); const fetchedEntry = this._contextEntriesNotInTimeline.get(entry.id);
if (fetchedEntry) { if (fetchedEntry) {
fetchedEntry.contextForEntries.forEach(e => e.setContextEntry(entry)); fetchedEntry.contextForEntries.forEach(e => e.setContextEntry(entry));
entry.updateFrom(fetchedEntry); entry.updateFrom(fetchedEntry);
@ -292,20 +298,19 @@ export class Timeline {
if (!contextEvent) { if (!contextEvent) {
contextEvent = await this._getEventFromStorage(id) ?? await this._getEventFromHomeserver(id); contextEvent = await this._getEventFromStorage(id) ?? await this._getEventFromHomeserver(id);
// this entry was created from storage/hs, so it's not tracked by remoteEntries // this entry was created from storage/hs, so it's not tracked by remoteEntries
// we track them here so that we can update reply preview of dependents on redaction // we track them here so that we can update reply previews later
this._fetchedEventEntries.set(id, contextEvent); this._contextEntriesNotInTimeline.set(id, contextEvent);
} }
if (contextEvent) { if (contextEvent) {
contextEvent.setAsContextOf(entry); contextEvent.setAsContextOf(entry);
entry.setContextEntry(contextEvent); entry.setContextEntry(contextEvent);
// emit this change
this._updateEntry(entry); this._updateEntry(entry);
} }
} }
} }
_getTrackedEvent(id) { _getTrackedEvent(id) {
return this.getByEventId(id) ?? this._fetchedEventEntries.get(id); return this.getByEventId(id) ?? this._contextEntriesNotInTimeline.get(id);
} }
async _getEventFromStorage(eventId) { async _getEventFromStorage(eventId) {