// さけのわAPI データモデル
// API Documentation: https://muro.sakenowa.com/sakenowa-data/api/

/// 銘柄データ
class SakenowaBrand {
  final int id;
  final String name;
  final int breweryId;

  const SakenowaBrand({
    required this.id,
    required this.name,
    required this.breweryId,
  });

  factory SakenowaBrand.fromJson(Map<String, dynamic> json) {
    return SakenowaBrand(
      id: json['id'] as int,
      name: json['name'] as String,
      breweryId: json['breweryId'] as int,
    );
  }
}

/// 蔵元データ
class SakenowaBrewery {
  final int id;
  final String name;
  final int areaId;

  const SakenowaBrewery({
    required this.id,
    required this.name,
    required this.areaId,
  });

  factory SakenowaBrewery.fromJson(Map<String, dynamic> json) {
    return SakenowaBrewery(
      id: json['id'] as int,
      name: json['name'] as String,
      areaId: json['areaId'] as int,
    );
  }
}

/// 地域データ
class SakenowaArea {
  final int id;
  final String name;

  const SakenowaArea({
    required this.id,
    required this.name,
  });

  factory SakenowaArea.fromJson(Map<String, dynamic> json) {
    return SakenowaArea(
      id: json['id'] as int,
      name: json['name'] as String,
    );
  }
}

/// 6軸フレーバーチャート
/// f1: 華やか, f2: 芳醇, f3: 重厚, f4: 穏やか, f5: 軽快, f6: ドライ
class SakenowaFlavorChart {
  final int brandId;
  final double f1; // 華やか
  final double f2; // 芳醇
  final double f3; // 重厚
  final double f4; // 穏やか
  final double f5; // 軽快
  final double f6; // ドライ

  const SakenowaFlavorChart({
    required this.brandId,
    required this.f1,
    required this.f2,
    required this.f3,
    required this.f4,
    required this.f5,
    required this.f6,
  });

  factory SakenowaFlavorChart.fromJson(Map<String, dynamic> json) {
    return SakenowaFlavorChart(
      brandId: json['brandId'] as int,
      f1: (json['f1'] as num).toDouble(),
      f2: (json['f2'] as num).toDouble(),
      f3: (json['f3'] as num).toDouble(),
      f4: (json['f4'] as num).toDouble(),
      f5: (json['f5'] as num).toDouble(),
      f6: (json['f6'] as num).toDouble(),
    );
  }

  /// 軸名のラベル
  static const axisLabels = {
    'f1': '華やか',
    'f2': '芳醇',
    'f3': '重厚',
    'f4': '穏やか',
    'f5': '軽快',
    'f6': 'ドライ',
  };

  /// レーダーチャート用のリストに変換
  List<double> toList() => [f1, f2, f3, f4, f5, f6];

  /// 五味チャート形式に変換（互換性維持）
  /// 既存の五味チャート（aroma, sweetness, acidity, bitterness, body）に対応
  Map<String, double> toFiveAxisTaste() {
    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
    };
  }

  /// 五味チャート形式（1-5スケール）に変換
  /// Gemini AI解析結果との互換性維持
  Map<String, int> toFiveAxisTasteInt() {
    final fiveAxis = toFiveAxisTaste();
    return fiveAxis.map((k, v) => MapEntry(k, (v * 5).round().clamp(1, 5)));
  }

  /// レーダーチャート表示用（6軸、ラベル付き）
  List<MapEntry<String, double>> toRadarData() {
    return [
      MapEntry(axisLabels['f1']!, f1),
      MapEntry(axisLabels['f2']!, f2),
      MapEntry(axisLabels['f3']!, f3),
      MapEntry(axisLabels['f4']!, f4),
      MapEntry(axisLabels['f5']!, f5),
      MapEntry(axisLabels['f6']!, f6),
    ];
  }

  /// 英語ラベルでのレーダーチャート用
  List<MapEntry<String, double>> toRadarDataEn() {
    return [
      MapEntry('Elegant', f1),    // 華やか
      MapEntry('Rich', f2),       // 芳醇
      MapEntry('Full', f3),       // 重厚
      MapEntry('Mild', f4),       // 穏やか
      MapEntry('Light', f5),      // 軽快
      MapEntry('Dry', f6),        // ドライ
    ];
  }
}

/// ランキングエントリ
class SakenowaRanking {
  final int rank;
  final int brandId;
  final int? areaId;
  final double score;

  const SakenowaRanking({
    required this.rank,
    required this.brandId,
    this.areaId,
    required this.score,
  });

  factory SakenowaRanking.fromJson(Map<String, dynamic> json) {
    return SakenowaRanking(
      rank: json['rank'] as int,
      brandId: json['brandId'] as int,
      areaId: json['areaId'] as int?,
      score: (json['score'] as num).toDouble(),
    );
  }
}

/// フレーバータグ
class SakenowaFlavorTag {
  final int id;
  final String tag;

  const SakenowaFlavorTag({
    required this.id,
    required this.tag,
  });

  factory SakenowaFlavorTag.fromJson(Map<String, dynamic> json) {
    return SakenowaFlavorTag(
      id: json['id'] as int,
      tag: json['tag'] as String,
    );
  }
}