class DiscoveryAssetModel {
  final String isin;
  final String symbol;
  final String name;
  final String type;
  final String category;
  final String? image;
  final List<String> tags;

  const DiscoveryAssetModel({
    required this.isin,
    required this.symbol,
    required this.name,
    required this.type,
    required this.category,
    this.image,
    this.tags = const [],
  });

  factory DiscoveryAssetModel.fromJson(Map<String, dynamic> json) {
    return DiscoveryAssetModel(
      isin: json['isin'] ?? '',
      symbol: (json['symbol'] != null && json['symbol'].toString().isNotEmpty)
          ? json['symbol'].toString()
          : (json['isin'] ?? ''),
      name: json['name'] ?? '',
      type: json['type'] ?? 'stock',
      category: json['category'] ?? '',
      image: json['image'],
      tags: (json['tags'] as List<dynamic>?)?.map((e) => e.toString()).toList() ?? [],
    );
  }
}