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90 lines
3.1 KiB
TypeScript
90 lines
3.1 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2022 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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import { ClientEvent, MatrixClient, MatrixEvent, RelationType, Room, SyncState } from "matrix-js-sdk/src/matrix";
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import { VoiceBroadcastInfoEventContent, VoiceBroadcastInfoEventType, VoiceBroadcastInfoState } from "..";
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import { IDestroyable } from "../../utils/IDestroyable";
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import { findRoomLiveVoiceBroadcastFromUserAndDevice } from "./findRoomLiveVoiceBroadcastFromUserAndDevice";
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/**
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* Handles voice broadcasts on app resume (after logging in, reload, crash…).
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*/
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export class VoiceBroadcastResumer implements IDestroyable {
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public constructor(private client: MatrixClient) {
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if (client.isInitialSyncComplete()) {
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this.resume();
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} else {
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// wait for initial sync
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client.on(ClientEvent.Sync, this.onClientSync);
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}
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}
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private onClientSync = (): void => {
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if (this.client.getSyncState() === SyncState.Syncing) {
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this.client.off(ClientEvent.Sync, this.onClientSync);
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this.resume();
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}
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};
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private resume(): void {
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const userId = this.client.getUserId();
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const deviceId = this.client.getDeviceId();
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if (!userId || !deviceId) {
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// Resuming a voice broadcast only makes sense if there is a user.
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return;
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}
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this.client.getRooms().forEach((room: Room) => {
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const infoEvent = findRoomLiveVoiceBroadcastFromUserAndDevice(room, userId, deviceId);
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if (infoEvent) {
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// Found a live broadcast event from current device; stop it.
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// Stopping it is a temporary solution (see PSF-1669).
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this.sendStopVoiceBroadcastStateEvent(infoEvent);
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return false;
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}
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});
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}
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private sendStopVoiceBroadcastStateEvent(infoEvent: MatrixEvent): void {
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const userId = this.client.getUserId();
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const deviceId = this.client.getDeviceId();
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const roomId = infoEvent.getRoomId();
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if (!userId || !deviceId || !roomId) {
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// We can only send a state event if we know all the IDs.
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return;
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}
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const content: VoiceBroadcastInfoEventContent = {
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device_id: deviceId,
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state: VoiceBroadcastInfoState.Stopped,
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};
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// all events should reference the started event
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const referencedEventId =
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infoEvent.getContent()?.state === VoiceBroadcastInfoState.Started
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? infoEvent.getId()
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: infoEvent.getContent()?.["m.relates_to"]?.event_id;
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if (referencedEventId) {
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content["m.relates_to"] = {
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rel_type: RelationType.Reference,
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event_id: referencedEventId,
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};
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}
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this.client.sendStateEvent(roomId, VoiceBroadcastInfoEventType, content, userId);
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}
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public destroy(): void {
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this.client.off(ClientEvent.Sync, this.onClientSync);
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}
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}
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