Refactor song submission process to include YouTube metadata fetching; remove YouTube link requirement from settings for improved flexibility

server/index.js

@@ -150,10 +150,11 @@ io.on('connection', (socket) => {
   });
   
   // Add a song
-  socket.on('add_song', ({ song }, callback) => {
+  socket.on('add_song', async ({ song }, callback) => {
     try {
       console.log(`[DEBUG] Attempting to add song: ${JSON.stringify(song)}`);
-      const result = gameManager.addSong(socket.id, song);
+      // Fix: Properly await the result of the async addSong function
+      const result = await gameManager.addSong(socket.id, song);
       
       if (result.error) {
         console.log(`[DEBUG] Error adding song: ${result.error}`);
@@ -225,6 +226,24 @@ io.on('connection', (socket) => {
     }
   });
   
+  // Get metadata for a single YouTube video
+  socket.on('get_video_metadata', async ({ videoId }, callback) => {
+    try {
+      if (!videoId || typeof videoId !== 'string') {
+        if (callback) callback({ error: 'Invalid video ID' });
+        return;
+      }
+      
+      const metadata = await gameManager.getYouTubeVideoMetadata(videoId);
+      
+      // Send response to client
+      if (callback) callback({ metadata });
+    } catch (error) {
+      console.error('Error getting YouTube metadata:', error);
+      if (callback) callback({ error: 'Failed to get YouTube metadata' });
+    }
+  });
+  
   // Mark player as ready
   socket.on('player_ready', (_, callback) => {
     try {