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Use server side relations for voice broadcasts (#9534)

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Michael Weimann 2022-11-07 15:19:49 +01:00 • committed by GitHub
parent 3747464b41
commit 36a574a14f
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GPG key ID: 4AEE18F83AFDEB23
11 changed files with 396 additions and 192 deletions
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57
src/voice-broadcast/models/VoiceBroadcastPlayback.ts
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@ -32,7 +32,6 @@ import { MediaEventHelper } from "../../utils/MediaEventHelper";
import { IDestroyable } from "../../utils/IDestroyable";
import { VoiceBroadcastInfoEventType, VoiceBroadcastInfoState } from "..";
import { RelationsHelper, RelationsHelperEvent } from "../../events/RelationsHelper";
import { getReferenceRelationsForEvent } from "../../events";
import { VoiceBroadcastChunkEvents } from "../utils/VoiceBroadcastChunkEvents";
export enum VoiceBroadcastPlaybackState {
@ -89,15 +88,27 @@ export class VoiceBroadcastPlayback
this.setUpRelationsHelper();
}
private setUpRelationsHelper(): void {
private async setUpRelationsHelper(): Promise<void> {
this.infoRelationHelper = new RelationsHelper(
this.infoEvent,
RelationType.Reference,
VoiceBroadcastInfoEventType,
this.client,
);
this.infoRelationHelper.on(RelationsHelperEvent.Add, this.addInfoEvent);
this.infoRelationHelper.emitCurrent();
this.infoRelationHelper.getCurrent().forEach(this.addInfoEvent);
if (this.infoState !== VoiceBroadcastInfoState.Stopped) {
// Only required if not stopped. Stopped is the final state.
this.infoRelationHelper.on(RelationsHelperEvent.Add, this.addInfoEvent);
try {
await this.infoRelationHelper.emitFetchCurrent();
} catch (err) {
logger.warn("error fetching server side relation for voice broadcast info", err);
// fall back to local events
this.infoRelationHelper.emitCurrent();
}
}
this.chunkRelationHelper = new RelationsHelper(
this.infoEvent,
@ -106,7 +117,15 @@ export class VoiceBroadcastPlayback
this.client,
);
this.chunkRelationHelper.on(RelationsHelperEvent.Add, this.addChunkEvent);
this.chunkRelationHelper.emitCurrent();
try {
// TODO Michael W: only fetch events if needed, blocked by PSF-1708
await this.chunkRelationHelper.emitFetchCurrent();
} catch (err) {
logger.warn("error fetching server side relation for voice broadcast chunks", err);
// fall back to local events
this.chunkRelationHelper.emitCurrent();
}
}
private addChunkEvent = async (event: MatrixEvent): Promise<boolean> => {
@ -150,23 +169,18 @@ export class VoiceBroadcastPlayback
this.setInfoState(state);
};
private async loadChunks(): Promise<void> {
const relations = getReferenceRelationsForEvent(this.infoEvent, EventType.RoomMessage, this.client);
const chunkEvents = relations?.getRelations();
private async enqueueChunks(): Promise<void> {
const promises = this.chunkEvents.getEvents().reduce((promises, event: MatrixEvent) => {
if (!this.playbacks.has(event.getId() || "")) {
promises.push(this.enqueueChunk(event));
}
return promises;
}, [] as Promise<void>[]);
if (!chunkEvents) {
return;
}
this.chunkEvents.addEvents(chunkEvents);
this.setDuration(this.chunkEvents.getLength());
for (const chunkEvent of chunkEvents) {
await this.enqueueChunk(chunkEvent);
}
await Promise.all(promises);
}
private async enqueueChunk(chunkEvent: MatrixEvent) {
private async enqueueChunk(chunkEvent: MatrixEvent): Promise<void> {
const eventId = chunkEvent.getId();
if (!eventId) {
@ -317,10 +331,7 @@ export class VoiceBroadcastPlayback
}
public async start(): Promise<void> {
if (this.playbacks.size === 0) {
await this.loadChunks();
}
await this.enqueueChunks();
const chunkEvents = this.chunkEvents.getEvents();
const toPlay = this.getInfoState() === VoiceBroadcastInfoState.Stopped