Add isPlaying state to MusicSlider

server/handler/connection.js

@@ -221,7 +221,7 @@ module.exports = (io) => (socket) => {
         if (currentRoomId) socket.emit("room-code", currentRoomId);
     });
 
-    socket.on("submit-frequency", ({ frequency }) => {
+    socket.on("submit-frequency", ({ frequency, isPlaying }) => {
         const roomId = roomController.getUserRoom(socket.id);
         if (!roomId) return;
         
@@ -229,7 +229,7 @@ module.exports = (io) => (socket) => {
         if (userRole !== 'composer') return;
         
         if (gameController.updateFrequency(roomId, frequency)) {
-            socket.to(roomId).emit("frequency-update", { frequency });
+            socket.to(roomId).emit("frequency-update", { frequency, isPlaying });
         }
     });