/// Model Saham master dari saat.saham.
class Saham {
  final int id;
  final String kode;
  final String? perusahaan;
  final String? sektor;

  Saham({required this.id, required this.kode, this.perusahaan, this.sektor});

  factory Saham.fromOdoo(Map<String, dynamic> m) => Saham(
        id: (m['id'] as num).toInt(),
        kode: (m['name'] as String?) ?? '',
        perusahaan: m['perusahaan'] as String?,
        sektor: m['sector'] as String?,
      );
}

/// Model Transaksi dari saat.transaksi.
class Transaksi {
  final int id;
  final String tanggal;
  final String tipe; // buy | sell
  final int sahamId;
  final String sahamTicker;
  final int volume;
  final double harga;
  final double fee;
  final double total;

  Transaksi({
    required this.id,
    required this.tanggal,
    required this.tipe,
    required this.sahamId,
    required this.sahamTicker,
    required this.volume,
    required this.harga,
    required this.fee,
    required this.total,
  });

  bool get isBuy => tipe == 'buy';

  factory Transaksi.fromOdoo(Map<String, dynamic> m) {
    String ticker = '';
    final s = m['saham_id'];
    if (s is List && s.isNotEmpty) {
      ticker = s.length > 1 ? s[1].toString() : '${s[0]}';
    }
    final sid = s is List ? (s.first as num).toInt() : (s as num?)?.toInt() ?? 0;
    return Transaksi(
      id: (m['id'] as num).toInt(),
      tanggal: (m['tanggal'] as String?) ?? '',
      tipe: (m['tipe'] as String?) ?? 'buy',
      sahamId: sid,
      sahamTicker: ticker,
      volume: (m['volume'] as num?)?.toInt() ?? 0,
      harga: (m['harga'] as num?)?.toDouble() ?? 0,
      fee: (m['fee'] as num?)?.toDouble() ?? 0,
      total: (m['total'] as num?)?.toDouble() ?? 0,
    );
  }
}