Load menu and level audio dynamically

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

packages/wolf_3d_synth/lib/src/wolf_3d_audio.dart

@@ -9,6 +9,8 @@ class WolfAudio {
   AudioSource? _currentMusicSource;
   SoundHandle? _currentMusicHandle;
 
+  WolfensteinData? activeGame;
+
   /// Initializes the SoLoud audio engine.
   Future<void> init() async {
     if (_isInitialized) return;
@@ -89,4 +91,30 @@ class WolfAudio {
       SoLoud.instance.setPause(_currentMusicHandle!, false);
     }
   }
+
+  Future<void> playMenuMusic() async {
+    final data = activeGame;
+    // We can't play if data isn't set or doesn't have enough tracks
+    if (data == null || data.music.length <= 1) return;
+
+    // Track 1 is the menu theme in both Shareware and Retail
+    await playMusic(data.music[1]);
+  }
+
+  /// Plays the specific track assigned to a WolfLevel.
+  Future<void> playLevelMusic(WolfLevel level) async {
+    final data = activeGame;
+    if (data == null || data.music.isEmpty) return;
+
+    final index = level.musicIndex;
+
+    if (index < data.music.length) {
+      // 3. FIXED THIS: Call your playMusic method
+      await playMusic(data.music[index]);
+    } else {
+      print(
+        "WolfAudio: Warning - Track index $index out of bounds for level ${level.name}.",
+      );
+    }
+  }
 }