import 'package:hive/hive.dart';
import 'sake_taste_stats.dart';

part 'hidden_specs.g.dart';

@HiveType(typeId: 12)
class HiddenSpecs extends HiveObject {
  @HiveField(0)
  final String? description;

  @HiveField(1)
  final Map<String, int> tasteStats;

  @HiveField(2)
  final List<String> flavorTags;

  @HiveField(3)
  final double? sweetnessScore;

  @HiveField(4)
  final double? bodyScore;

  // Future specs
  @HiveField(5)
  final String? type; // 特定名称

  @HiveField(6)
  final double? alcoholContent;

  @HiveField(7)
  final int? polishingRatio;

  @HiveField(8)
  final double? sakeMeterValue; // 日本酒度

  @HiveField(9)
  final String? riceVariety;

  @HiveField(10)
  final String? yeast;

  @HiveField(11)
  final String? manufacturingYearMonth;

  @HiveField(12)
  final String? qrCodeUrl;

  // ✅ 6軸フレーバーチャート（さけのわデータ）
  @HiveField(13)
  final Map<String, double>? sakenowaFlavorChart; // {f1, f2, f3, f4, f5, f6}

  @HiveField(14)
  final int? sakenowaBrandId; // さけのわ銘柄ID（マッチング用）

  // Helper getter to convert generic Map to typed SakeTasteStats
  SakeTasteStats get sakeTasteStats {
    if (tasteStats.isEmpty) {
      return SakeTasteStats(aroma: 0, bitterness: 0, sweetness: 0, acidity: 0, body: 0);
    }
    return SakeTasteStats.fromMap(tasteStats);
  }

  /// ✅ アクティブな味覚データ取得（6軸優先、フォールバックで5軸）
  /// さけのわデータがあればそれを使用、なければGemini解析結果
  Map<String, double> get activeTasteData {
    if (sakenowaFlavorChart != null && sakenowaFlavorChart!.isNotEmpty) {
      // さけのわ6軸を五味5軸に変換して返す
      final f1 = sakenowaFlavorChart!['f1'] ?? 0.5;
      final f2 = sakenowaFlavorChart!['f2'] ?? 0.5;
      final f3 = sakenowaFlavorChart!['f3'] ?? 0.5;
      final f4 = sakenowaFlavorChart!['f4'] ?? 0.5;
      final f5 = sakenowaFlavorChart!['f5'] ?? 0.5;
      final f6 = sakenowaFlavorChart!['f6'] ?? 0.5;

      return {
        'aroma': f1,                    // 華やか → 香り
        'sweetness': (f2 + f4) / 2,     // 芳醇・穏やか → 甘み
        'acidity': f5,                  // 軽快 → 酸味
        'bitterness': f6,               // ドライ → キレ
        'body': f3,                     // 重厚 → コク
      };
    }
    // フォールバック: Gemini五味チャート
    return tasteStats.map((k, v) => MapEntry(k, v.toDouble() / 5));
  }

  /// ✅ 6軸フレーバーの有無を判定
  bool get hasSakenowaFlavorChart =>
      sakenowaFlavorChart != null && sakenowaFlavorChart!.isNotEmpty;

  HiddenSpecs({
    this.description,
    this.tasteStats = const {},
    this.flavorTags = const [],
    this.sweetnessScore,
    this.bodyScore,
    this.type,
    this.alcoholContent,
    this.polishingRatio,
    this.sakeMeterValue,
    this.riceVariety,
    this.yeast,
    this.manufacturingYearMonth,
    this.qrCodeUrl,
    this.sakenowaFlavorChart, // ✅ 追加
    this.sakenowaBrandId,     // ✅ 追加
  });

  HiddenSpecs copyWith({
    String? description,
    Map<String, int>? tasteStats,
    List<String>? flavorTags,
    double? sweetnessScore,
    double? bodyScore,
    String? type,
    double? alcoholContent,
    int? polishingRatio,
    double? sakeMeterValue,
    String? riceVariety,
    String? yeast,
    String? manufacturingYearMonth,
    String? qrCodeUrl,
    Map<String, double>? sakenowaFlavorChart, // ✅ 追加
    int? sakenowaBrandId,                      // ✅ 追加
  }) {
    return HiddenSpecs(
      description: description ?? this.description,
      tasteStats: tasteStats ?? this.tasteStats,
      flavorTags: flavorTags ?? this.flavorTags,
      sweetnessScore: sweetnessScore ?? this.sweetnessScore,
      bodyScore: bodyScore ?? this.bodyScore,
      type: type ?? this.type,
      alcoholContent: alcoholContent ?? this.alcoholContent,
      polishingRatio: polishingRatio ?? this.polishingRatio,
      sakeMeterValue: sakeMeterValue ?? this.sakeMeterValue,
      riceVariety: riceVariety ?? this.riceVariety,
      yeast: yeast ?? this.yeast,
      manufacturingYearMonth: manufacturingYearMonth ?? this.manufacturingYearMonth,
      qrCodeUrl: qrCodeUrl ?? this.qrCodeUrl,
      sakenowaFlavorChart: sakenowaFlavorChart ?? this.sakenowaFlavorChart, // ✅ 追加
      sakenowaBrandId: sakenowaBrandId ?? this.sakenowaBrandId,             // ✅ 追加
    );
  }
}