matchmaking support multigame

frontend/static/js/api/Matchmaking.js

@@ -21,14 +21,12 @@ class MatchMaking
 	 * @param {Number} mode The number of players in a game 
 	 * @returns {Promise<?>}
 	 */
-	async start(receive_func, disconnect_func, mode, gamemode)
+	async start(receive_func, disconnect_func, gamemode, mode)
 	{
 		if (!await this.client.isAuthenticated())
 			return null;
 		
-		this.gamemode = gamemode
-
-		let url = `${window.location.protocol[4] === 's' ? 'wss' : 'ws'}://${window.location.host}/ws/matchmaking/${mode}`;
+		let url = `${window.location.protocol[4] === 's' ? 'wss' : 'ws'}://${window.location.host}/ws/matchmaking/${gamemode}/${mode}`;
 
 		this._socket = new WebSocket(url);
 		
@@ -51,10 +49,7 @@ class MatchMaking
 		this.disconnect_func(event);
 	}
 
-	/**
-	 * @returns {Promise<?>}
-	 */
-	async stop()
+	stop()
 	{
 		if (this._socket)
 			this._socket.close();