/// Model Portofolio: ringkasan posisi per saham dari Odoo saat.portofolio.
class Portfolio {
  final int id;
  final String sahamTicker;
  final int sisaLembar;
  final double avgCost;
  final double hargaSekarang;
  final double nilaiSekarang;
  final double realizedPl;
  final double unrealizedPl;

  Portfolio({
    required this.id,
    required this.sahamTicker,
    required this.sisaLembar,
    required this.avgCost,
    required this.hargaSekarang,
    required this.nilaiSekarang,
    required this.realizedPl,
    required this.unrealizedPl,
  });

  factory Portfolio.fromOdoo(Map<String, dynamic> m) {
    // saham_id adalah tuple/list [id, ticker] dalam search_read
    String ticker = '';
    final sahamId = m['saham_id'];
    if (sahamId is List && sahamId.isNotEmpty) {
      ticker = sahamId.length > 1 ? sahamId[1].toString() : '${sahamId[0]}';
    }
    return Portfolio(
      id: (m['id'] as num).toInt(),
      sahamTicker: ticker,
      sisaLembar: (m['sisa_lembar'] as num?)?.toInt() ?? 0,
      avgCost: (m['avg_cost'] as num?)?.toDouble() ?? 0,
      hargaSekarang: (m['harga_sekarang'] as num?)?.toDouble() ?? 0,
      nilaiSekarang: (m['nilai_sekarang'] as num?)?.toDouble() ?? 0,
      realizedPl: (m['realized_pl'] as num?)?.toDouble() ?? 0,
      unrealizedPl: (m['unrealized_pl'] as num?)?.toDouble() ?? 0,
    );
  }
}