feat: improve extension metadata UI

lib/models/track.dart

@@ -25,6 +25,8 @@ class Track {
   final int? totalTracks;
   final String? composer;
   final String? itemType;
+  final String? audioQuality;
+  final String? audioModes;
 
   const Track({
     required this.id,
@@ -48,6 +50,8 @@ class Track {
     this.totalTracks,
     this.composer,
     this.itemType,
+    this.audioQuality,
+    this.audioModes,
   });
 
   bool get isSingle {
@@ -72,6 +76,11 @@ class Track {
   Map<String, dynamic> toJson() => _$TrackToJson(this);
 
   bool get isFromExtension => source != null && source!.isNotEmpty;
+
+  bool get isDolbyAtmos =>
+      audioModes != null && audioModes!.contains('DOLBY_ATMOS');
+
+  bool get hasAudioQuality => audioQuality != null && audioQuality!.isNotEmpty;
 }
 
 @JsonSerializable()

lib/models/track.g.dart

@@ -32,6 +32,8 @@ Track _$TrackFromJson(Map<String, dynamic> json) => Track(
   totalTracks: (json['totalTracks'] as num?)?.toInt(),
   composer: json['composer'] as String?,
   itemType: json['itemType'] as String?,
+  audioQuality: json['audioQuality'] as String?,
+  audioModes: json['audioModes'] as String?,
 );
 
 Map<String, dynamic> _$TrackToJson(Track instance) => <String, dynamic>{
@@ -56,6 +58,8 @@ Map<String, dynamic> _$TrackToJson(Track instance) => <String, dynamic>{
   'totalTracks': instance.totalTracks,
   'composer': instance.composer,
   'itemType': instance.itemType,
+  'audioQuality': instance.audioQuality,
+  'audioModes': instance.audioModes,
 };
 
 ServiceAvailability _$ServiceAvailabilityFromJson(Map<String, dynamic> json) =>