/// Immutable domain model for a highlight video entry on the Media screen.
///
/// [thumbnailUrl] is nullable so the UI can render a placeholder when no
/// thumbnail is available — common while highlights are still being uploaded.
class Highlight {
  const Highlight({
    required this.id,
    required this.title,
    required this.description,
    required this.youtubeUrl,
    required this.publishedAt,
    this.thumbnailUrl,
  });

  final String id;
  final String title;
  final String description;
  final String youtubeUrl;
  final String? thumbnailUrl;
  final DateTime publishedAt;

  @override
  bool operator ==(Object other) {
    if (identical(this, other)) return true;
    if (other is! Highlight) return false;
    return other.id == id &&
        other.title == title &&
        other.description == description &&
        other.youtubeUrl == youtubeUrl &&
        other.thumbnailUrl == thumbnailUrl &&
        other.publishedAt == publishedAt;
  }

  @override
  int get hashCode => Object.hash(
        id,
        title,
        description,
        youtubeUrl,
        thumbnailUrl,
        publishedAt,
      );

  @override
  String toString() => 'Highlight(id: $id, title: $title)';
}