import 'package:flutter_test/flutter_test.dart';
import 'package:ponshu_room_lite/models/sake_item.dart';

void main() {
  group('SakeItem - Construction', () {
    test('should create SakeItem with required fields', () {
      final sake = SakeItem(
        id: 'test-001',
        displayData: DisplayData(
          name: '獺祭 純米大吟醸',
          brewery: '旭酒造',
          prefecture: '山口県',
          imagePaths: ['/path/to/image.jpg'],
        ),
        hiddenSpecs: HiddenSpecs(
          description: 'フルーティーで華やかな香りが特徴',
          tasteStats: {'aroma': 5, 'sweetness': 3, 'acidity': 2, 'bitterness': 2, 'body': 3},
          flavorTags: ['フルーティー', '華やか'],
        ),
      );

      expect(sake.id, 'test-001');
      expect(sake.displayData.name, '獺祭 純米大吟醸');
      expect(sake.displayData.brewery, '旭酒造');
      expect(sake.displayData.prefecture, '山口県');
      expect(sake.displayData.imagePaths.length, 1);
    });

    test('should create SakeItem with default values for optional fields', () {
      final sake = SakeItem(
        id: 'test-002',
        displayData: DisplayData(
          name: 'テスト銘柄',
          brewery: 'テスト蔵元',
          prefecture: '東京都',
          imagePaths: [],
        ),
      );

      expect(sake.hiddenSpecs.tasteStats, isEmpty);
      expect(sake.hiddenSpecs.flavorTags, isEmpty);
      expect(sake.userData.isFavorite, false);
      expect(sake.userData.isUserEdited, false);
    });
  });

  group('SakeItem - DisplayData getters', () {
    test('should use primary name when sakenowa data is not set', () {
      final sake = SakeItem(
        id: 'test-003',
        displayData: DisplayData(
          name: 'AI解析名',
          brewery: 'AI蔵元',
          prefecture: 'AI県',
          imagePaths: [],
        ),
      );

      expect(sake.displayData.displayName, 'AI解析名');
      expect(sake.displayData.displayBrewery, 'AI蔵元');
      expect(sake.displayData.displayPrefecture, 'AI県');
      expect(sake.displayData.hasSakenowaData, false);
    });

    test('should prioritize sakenowa data over primary data', () {
      final sake = SakeItem(
        id: 'test-004',
        displayData: DisplayData(
          name: 'AI解析名',
          brewery: 'AI蔵元',
          prefecture: 'AI県',
          imagePaths: [],
          sakenowaName: 'さけのわ統一名',
          sakenowaBrewery: 'さけのわ蔵元',
          sakenowaPrefecture: 'さけのわ県',
        ),
      );

      expect(sake.displayData.displayName, 'さけのわ統一名');
      expect(sake.displayData.displayBrewery, 'さけのわ蔵元');
      expect(sake.displayData.displayPrefecture, 'さけのわ県');
      expect(sake.displayData.hasSakenowaData, true);
    });
  });

  group('SakeItem - copyWith', () {
    late SakeItem baseSake;

    setUp(() {
      baseSake = SakeItem(
        id: 'test-005',
        displayData: DisplayData(
          name: '元の銘柄',
          brewery: '元の蔵元',
          prefecture: '元の県',
          imagePaths: ['/path/original.jpg'],
          catchCopy: '元のキャッチコピー',
        ),
        hiddenSpecs: HiddenSpecs(
          description: '元の説明',
          tasteStats: {'aroma': 3, 'sweetness': 3, 'acidity': 3, 'bitterness': 3, 'body': 3},
          flavorTags: ['元のタグ'],
        ),
      );
    });

    test('should update name while keeping other fields', () {
      final updated = baseSake.copyWith(name: '新しい銘柄');

      expect(updated.displayData.name, '新しい銘柄');
      expect(updated.displayData.brewery, '元の蔵元');
      expect(updated.displayData.prefecture, '元の県');
      expect(updated.id, 'test-005');
    });

    test('should update tasteStats while keeping other fields', () {
      final newStats = {'aroma': 5, 'sweetness': 1, 'acidity': 4, 'sharpness': 2, 'body': 5};
      final updated = baseSake.copyWith(tasteStats: newStats);

      expect(updated.hiddenSpecs.tasteStats, newStats);
      expect(updated.displayData.name, '元の銘柄');
    });

    test('should update favorite status', () {
      final updated = baseSake.copyWith(isFavorite: true);

      expect(updated.userData.isFavorite, true);
      expect(updated.displayData.name, '元の銘柄');
    });

    test('should update imagePaths', () {
      final newPaths = ['/path/new1.jpg', '/path/new2.jpg'];
      final updated = baseSake.copyWith(imagePaths: newPaths);

      expect(updated.displayData.imagePaths, newPaths);
      expect(updated.displayData.imagePaths.length, 2);
    });
  });

  group('SakeItem - HiddenSpecs / TasteStats', () {
    test('should return SakeTasteStats from tasteStats map', () {
      final sake = SakeItem(
        id: 'test-006',
        displayData: DisplayData(
          name: 'テスト',
          brewery: 'テスト蔵',
          prefecture: 'テスト県',
          imagePaths: [],
        ),
        hiddenSpecs: HiddenSpecs(
          description: '',
          tasteStats: {'aroma': 5, 'sweetness': 3, 'acidity': 2, 'bitterness': 4, 'body': 1},
          flavorTags: [],
        ),
      );

      final stats = sake.hiddenSpecs.sakeTasteStats;
      expect(stats.aroma, 5);
      expect(stats.sweetness, 3);
      expect(stats.acidity, 2);
      expect(stats.bitterness, 4);
      expect(stats.body, 1);
    });

    test('should return zero stats for empty tasteStats', () {
      final sake = SakeItem(
        id: 'test-007',
        displayData: DisplayData(
          name: 'テスト',
          brewery: 'テスト蔵',
          prefecture: 'テスト県',
          imagePaths: [],
        ),
        hiddenSpecs: HiddenSpecs(
          description: '',
          tasteStats: {},
          flavorTags: [],
        ),
      );

      final stats = sake.hiddenSpecs.sakeTasteStats;
      expect(stats.aroma, 0);
      expect(stats.sweetness, 0);
      expect(stats.acidity, 0);
      expect(stats.bitterness, 0);
      expect(stats.body, 0);
    });
  });
}