livekit

apps/dispatch-server/index.ts

@@ -6,6 +6,8 @@ import { createAdapter } from "@socket.io/redis-adapter";
 import { jwtMiddleware } from "modules/socketJWTmiddleware";
 import { pubClient, subClient } from "modules/redis";
 import { handle } from "socket-events/connect-dispatch";
+import router from "routes/router";
+import cors from "cors";
 
 const app = express();
 const server = createServer(app);
@@ -14,12 +16,15 @@ const io = new Server(server, {
 	adapter: createAdapter(pubClient, subClient),
 	cors: {},
 });
-
 io.use(jwtMiddleware);
 
 io.on("connection", (socket) => {
 	socket.on("connect-dispatch", handle(socket, io));
 });
+
+app.use(cors());
+app.use(router);
+
 server.listen(process.env.PORT, () => {
 	console.log(`Server running on port ${process.env.PORT}`);
 });

apps/dispatch-server/modules/redis.ts

@@ -5,4 +5,13 @@ export const subClient = pubClient.duplicate();
 
 Promise.all([pubClient.connect(), subClient.connect()]).then(() => {
 	console.log("Redis connected");
+	pubClient.keys("dispatchers*").then((keys) => {
+		if (!keys) return;
+		keys.forEach(async (key) => {
+			await pubClient.json.del(key);
+		});
+	});
 });
+
+pubClient.on("error", (err) => console.log("Redis Client Error", err));
+subClient.on("error", (err) => console.log("Redis Client Error", err));

apps/dispatch-server/package.json

@@ -21,10 +21,12 @@
 		"@redis/json": "^1.0.7",
 		"@socket.io/redis-adapter": "^8.3.0",
 		"axios": "^1.7.9",
+		"cors": "^2.8.5",
 		"cron": "^4.1.0",
 		"dotenv": "^16.4.7",
 		"express": "^4.21.2",
 		"jsonwebtoken": "^9.0.2",
+		"livekit-server-sdk": "^2.10.2",
 		"nodemailer": "^6.10.0",
 		"react": "^19.0.0",
 		"redis": "^4.7.0",

apps/dispatch-server/routes/livekit.ts

@@ -0,0 +1,38 @@
+import { Router } from "express";
+import { AccessToken } from "livekit-server-sdk";
+
+if (!process.env.LIVEKIT_API_KEY) throw new Error("LIVEKIT_API_KEY not set");
+if (!process.env.LIVEKIT_API_SECRET)
+	throw new Error("LIVEKIT_API_SECRET not set");
+
+const createToken = async () => {
+	// If this room doesn't exist, it'll be automatically created when the first
+	// participant joins
+	const roomName = "quickstart-room";
+	// Identifier to be used for participant.
+	// It's available as LocalParticipant.identity with livekit-client SDK
+	const participantName = "quickstart-username";
+
+	const at = new AccessToken(
+		process.env.LIVEKIT_API_KEY,
+		process.env.LIVEKIT_API_SECRET,
+		{
+			identity: participantName,
+			// Token to expire after 10 minutes
+			ttl: "10m",
+		},
+	);
+	at.addGrant({ roomJoin: true, room: roomName });
+
+	return await at.toJwt();
+};
+
+const router = Router();
+
+router.get("/token", async (req, res) => {
+	res.send({
+		token: await createToken(),
+	});
+});
+
+export default router;

apps/dispatch-server/routes/router.ts

@@ -0,0 +1,8 @@
+import { Router } from "express";
+import livekitRouter from "./livekit";
+
+const router = Router();
+
+router.use("/livekit", livekitRouter);
+
+export default router;

apps/dispatch-server/socket-events/connect-dispatch.ts

@@ -11,6 +11,7 @@ export const handle =
 		selectedZone: string;
 	}) => {
 		const userId = socket.data.user.id; // User ID aus dem JWT-Token
+		console.log("User connected to dispatch server");
 		await pubClient.json.set(`dispatchers:${socket.id}`, "$", {
 			logoffTime,
 			selectedZone,