first commit

lib/features/music/domain/models/track_model.dart

@@ -0,0 +1,54 @@
+class TrackModel {
+  const TrackModel({
+    required this.id,
+    required this.userId,
+    required this.title,
+    required this.audioUrl,
+    required this.genreTag,
+    required this.plays,
+    required this.createdAt,
+    required this.username,
+    this.featured = false,
+  });
+
+  final String id;
+  final String userId;
+  final String title;
+  final String audioUrl;
+  final String genreTag;
+  final int plays;
+  final DateTime createdAt;
+  final String username;
+  final bool featured;
+
+  factory TrackModel.fromJson(Map<String, dynamic> json, {String? username}) {
+    return TrackModel(
+      id: json['id'] as String,
+      userId: json['user_id'] as String,
+      title: (json['title'] as String?) ?? 'UNTITLED',
+      audioUrl: (json['audio_url'] as String?) ?? '',
+      genreTag: (json['genre_tag'] as String?) ?? 'UNKNOWN',
+      plays: (json['plays'] as int?) ?? 0,
+      createdAt: DateTime.parse(json['created_at'] as String),
+      username: username ?? 'RIOTER',
+      featured: (json['featured'] as bool?) ?? false,
+    );
+  }
+
+  TrackModel copyWith({
+    int? plays,
+    bool? featured,
+  }) {
+    return TrackModel(
+      id: id,
+      userId: userId,
+      title: title,
+      audioUrl: audioUrl,
+      genreTag: genreTag,
+      plays: plays ?? this.plays,
+      createdAt: createdAt,
+      username: username,
+      featured: featured ?? this.featured,
+    );
+  }
+}