public/js/index.js

@@ -107,6 +107,15 @@ if (userId && instanceUri) {
 
 	socket.addEventListener("message", (event) => {
 		const payload = JSON.parse(event.data);
+		if (payload.op === 1) {
+			setInterval(() => {
+				socket.send(
+					JSON.stringify({
+						op: 3,
+					}),
+				);
+			}, payload.d.heartbeat_interval);
+		}
 
 		if (payload.t === "INIT_STATE" || payload.t === "PRESENCE_UPDATE") {
 			updatePresence(payload.d);