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Enable users to join calls from multiple devices

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This commit is contained in:
Robin Townsend 2022-11-21 12:39:48 -05:00
commit 13def24f7e
11 changed files with 199 additions and 216 deletions
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64
src/ClientContext.tsx
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@ -25,8 +25,7 @@ import React, {
useRef,
} from "react";
import { useHistory } from "react-router-dom";
import { MatrixClient, ClientEvent } from "matrix-js-sdk/src/client";
import { MatrixEvent } from "matrix-js-sdk/src/models/event";
import { MatrixClient } from "matrix-js-sdk/src/client";
import { logger } from "matrix-js-sdk/src/logger";
import { useTranslation } from "react-i18next";
@ -40,6 +39,7 @@ import {
import { widget } from "./widget";
import { PosthogAnalytics, RegistrationType } from "./PosthogAnalytics";
import { translatedError } from "./TranslatedError";
import { useEventTarget } from "./useEvents";
declare global {
interface Window {
@ -55,6 +55,8 @@ export interface Session {
tempPassword?: string;
}
const loadChannel = new BroadcastChannel("load");
const loadSession = (): Session => {
const data = localStorage.getItem("matrix-auth-store");
if (data) return JSON.parse(data);
@ -292,47 +294,29 @@ export const ClientProvider: FC<Props> = ({ children }) => {
const { t } = useTranslation();
// To protect against multiple sessions writing to the same storage
// simultaneously, we send a broadcast message that shuts down all other
// running instances of the app. This isn't necessary if the app is running in
// a widget though, since then it'll be mostly stateless.
useEffect(() => {
// To protect against multiple sessions writing to the same storage
// simultaneously, we send a to-device message that shuts down all other
// running instances of the app. This isn't necessary if the app is running
// in a widget though, since then it'll be mostly stateless.
if (!widget && client) {
const loadTime = Date.now();
if (!widget) loadChannel.postMessage({});
}, []);
const onToDeviceEvent = (event: MatrixEvent) => {
if (event.getType() !== "org.matrix.call_duplicate_session") return;
useEventTarget(
loadChannel,
"message",
useCallback(() => {
client?.stopClient();
const content = event.getContent();
if (content.session_id === client.getSessionId()) return;
if (content.timestamp > loadTime) {
client?.stopClient();
setState((prev) => ({
...prev,
error: translatedError(
"This application has been opened in another tab.",
t
),
}));
}
};
client.on(ClientEvent.ToDeviceEvent, onToDeviceEvent);
client.sendToDevice("org.matrix.call_duplicate_session", {
[client.getUserId()]: {
"*": { session_id: client.getSessionId(), timestamp: loadTime },
},
});
return () => {
client?.removeListener(ClientEvent.ToDeviceEvent, onToDeviceEvent);
};
}
}, [client, t]);
setState((prev) => ({
...prev,
error: translatedError(
"This application has been opened in another tab.",
t
),
}));
}, [client, setState, t])
);
const context = useMemo<ClientState>(
() => ({