import 'package:flutter_test/flutter_test.dart';
import 'package:get_it/get_it.dart';
import 'package:superport/data/datasources/remote/api_client.dart';
import 'package:superport/data/datasources/remote/auth_remote_datasource.dart';
import 'package:superport/data/datasources/remote/company_remote_datasource.dart';
import 'package:superport/services/auth_service.dart';
import 'package:superport/services/company_service.dart';
import 'package:superport/data/models/auth/login_request.dart';
import 'package:superport/data/models/company/company_dto.dart';
import 'package:superport/models/company_model.dart';
import 'package:superport/models/address_model.dart';
import 'package:flutter_secure_storage/flutter_secure_storage.dart';
import 'package:flutter_dotenv/flutter_dotenv.dart';

void main() {
  late GetIt getIt;
  late ApiClient apiClient;
  late AuthService authService;
  late CompanyService companyService;
  final List<int> createdCompanyIds = [];
  
  setUpAll(() async {
    // GetIt 초기화
    getIt = GetIt.instance;
    await getIt.reset();
    
    // 환경 변수 로드
    try {
      await dotenv.load(fileName: '.env');
    } catch (e) {
      // Environment file not found, using defaults
    }
    
    // API 클라이언트 설정
    apiClient = ApiClient();
    getIt.registerSingleton<ApiClient>(apiClient);
    
    // SecureStorage 설정
    const secureStorage = FlutterSecureStorage();
    getIt.registerSingleton<FlutterSecureStorage>(secureStorage);
    
    // DataSource 등록
    getIt.registerLazySingleton<AuthRemoteDataSource>(
      () => AuthRemoteDataSourceImpl(apiClient),
    );
    getIt.registerLazySingleton<CompanyRemoteDataSource>(
      () => CompanyRemoteDataSourceImpl(apiClient),
    );
    
    // Service 등록
    getIt.registerLazySingleton<AuthService>(
      () => AuthServiceImpl(
        getIt<AuthRemoteDataSource>(),
        getIt<FlutterSecureStorage>(),
      ),
    );
    getIt.registerLazySingleton<CompanyService>(
      () => CompanyService(getIt<CompanyRemoteDataSource>()),
    );
    
    authService = getIt<AuthService>();
    companyService = getIt<CompanyService>();
    
    // 테스트 계정으로 로그인
    final loginRequest = LoginRequest(
      email: 'admin@superport.kr',
      password: 'admin123!',
    );
    
    final loginResult = await authService.login(loginRequest);
    loginResult.fold(
      (failure) => throw Exception('로그인 실패: ${failure.message}'),
      (_) => {},
    );
  });
  
  tearDownAll(() async {
    // 생성된 테스트 데이터 정리
    for (final id in createdCompanyIds) {
      try {
        await companyService.deleteCompany(id);
        // 테스트 회사 삭제: ID $id
      } catch (e) {
        // 회사 삭제 실패 (ID: $id): $e
      }
    }
    
    // 로그아웃
    try {
      await authService.logout();
    } catch (e) {
      // 로그아웃 중 오류: $e
    }
    
    // GetIt 정리
    await getIt.reset();
  });
  
  group('회사 관리 화면 통합 테스트', () {
    test('회사 목록 조회', () async {
      // Act
      final companies = await companyService.getCompanies(
        page: 1,
        perPage: 20,
      );
      
      // Assert
      expect(companies, isNotEmpty);
      
      // 회사 목록 조회 성공: 총 ${companies.length}개 회사 조회됨
      
      // 첫 번째 회사 정보 확인
      if (companies.isNotEmpty) {
        final firstCompany = companies.first;
        expect(firstCompany.id, isNotNull);
        expect(firstCompany.name, isNotEmpty);
        // expect(firstCompany.businessNumber, isNotEmpty);
        
        // 첫 번째 회사: ${firstCompany.name}
      }
    });
    
    test('새 회사 생성', () async {
      // Arrange
      final createRequest = CreateCompanyRequest(
        name: 'TestCompany_${DateTime.now().millisecondsSinceEpoch}',
        address: '서울시 강남구 테헤란로 123',
        contactName: '홍길동',
        contactPosition: '대표이사',
        contactPhone: '010-1234-5678',
        contactEmail: 'test@test.com',
        companyTypes: ['customer'],
        remark: '테스트 회사',
      );
      
      // Act
      final company = Company(
        name: createRequest.name,
        address: Address.fromFullAddress(createRequest.address),
        contactName: createRequest.contactName,
        contactPosition: createRequest.contactPosition,
        contactPhone: createRequest.contactPhone,
        contactEmail: createRequest.contactEmail,
        companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createRequest.remark,
      );
      final newCompany = await companyService.createCompany(company);
      
      // Assert
      expect(newCompany, isNotNull);
      expect(newCompany.id, isNotNull);
      expect(newCompany.name, equals(createRequest.name));
      expect(newCompany.address.toString(), contains(createRequest.address));
      // Company 모델에는 isActive 속성이 없음
      
      // 생성된 ID 저장 (나중에 삭제하기 위해)
      createdCompanyIds.add(newCompany.id!);
      
      // 회사 생성 성공: ID: ${newCompany.id}, 이름: ${newCompany.name}
    });
    
    test('회사 상세 정보 조회', () async {
      // Arrange - 먼저 회사 생성
      final createRequest = CreateCompanyRequest(
        name: 'TestCompany_${DateTime.now().millisecondsSinceEpoch}',
        address: '서울시 강남구 테헤란로 456',
        contactName: '홍길동',
        contactPosition: '대표이사',
        contactPhone: '010-2345-6789',
        contactEmail: 'detail@test.com',
        companyTypes: ['customer'],
        remark: '상세 조회 테스트',
      );
      
      final company = Company(
        name: createRequest.name,
        address: Address.fromFullAddress(createRequest.address),
        contactName: createRequest.contactName,
        contactPosition: createRequest.contactPosition,
        contactPhone: createRequest.contactPhone,
        contactEmail: createRequest.contactEmail,
        companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createRequest.remark,
      );
      final createdCompany = await companyService.createCompany(company);
      createdCompanyIds.add(createdCompany.id!);
      
      // Act
      final detailCompany = await companyService.getCompanyDetail(createdCompany.id!);
      
      // Assert
      expect(detailCompany, isNotNull);
      expect(detailCompany.id, equals(createdCompany.id));
      expect(detailCompany.name, equals(createdCompany.name));
      expect(detailCompany.address.toString(), equals(createdCompany.address.toString()));
      expect(detailCompany.contactName, equals(createdCompany.contactName));
      
      // 회사 상세 정보 조회 성공
      // print('- ID: ${detailCompany.id}');
      // print('- 이름: ${detailCompany.name}');
      // print('- 담당자: ${detailCompany.contactName}');
      // print('- 연락처: ${detailCompany.contactPhone}');
    });
    
    test('회사 정보 수정', () async {
      // Arrange - 먼저 회사 생성
      final createRequest = CreateCompanyRequest(
        name: 'TestCompany_${DateTime.now().millisecondsSinceEpoch}',
        address: '서울시 강남구 테헤란로 456',
        contactName: '홍길동',
        contactPosition: '대표이사',
        contactPhone: '010-2345-6789',
        contactEmail: 'detail@test.com',
        companyTypes: ['customer'],
        remark: '상세 조회 테스트',
      );
      
      final company = Company(
        name: createRequest.name,
        address: Address.fromFullAddress(createRequest.address),
        contactName: createRequest.contactName,
        contactPosition: createRequest.contactPosition,
        contactPhone: createRequest.contactPhone,
        contactEmail: createRequest.contactEmail,
        companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createRequest.remark,
      );
      final createdCompany = await companyService.createCompany(company);
      createdCompanyIds.add(createdCompany.id!);
      
      // 수정할 데이터
      final updatedName = '${createdCompany.name}_수정됨';
      final updatedPhone = '02-1234-5678';
      final updatedCompany = Company(
        id: createdCompany.id,
        name: updatedName,
        address: createdCompany.address,
        contactName: createdCompany.contactName,
        contactPosition: createdCompany.contactPosition,
        contactPhone: updatedPhone,
        contactEmail: createdCompany.contactEmail,
        companyTypes: createdCompany.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createdCompany.remark,
      );
      
      // Act
      final result = await companyService.updateCompany(
        createdCompany.id!,
        updatedCompany,
      );
      
      // Assert
      expect(result, isNotNull);
      expect(result.id, equals(createdCompany.id));
      expect(result.name, equals(updatedName));
      expect(result.contactPhone, equals(updatedPhone));
      
      // 회사 정보 수정 성공
    });
    
    test('회사 삭제', () async {
      // Arrange - 먼저 회사 생성
      final createRequest = CreateCompanyRequest(
        name: 'TestCompany_${DateTime.now().millisecondsSinceEpoch}',
        address: '서울시 강남구 테헤란로 456',
        contactName: '홍길동',
        contactPosition: '대표이사',
        contactPhone: '010-2345-6789',
        contactEmail: 'detail@test.com',
        companyTypes: ['customer'],
        remark: '상세 조회 테스트',
      );
      
      final company = Company(
        name: createRequest.name,
        address: Address.fromFullAddress(createRequest.address),
        contactName: createRequest.contactName,
        contactPosition: createRequest.contactPosition,
        contactPhone: createRequest.contactPhone,
        contactEmail: createRequest.contactEmail,
        companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createRequest.remark,
      );
      final createdCompany = await companyService.createCompany(company);
      
      // Act
      await companyService.deleteCompany(createdCompany.id!);
      
      // Assert - 삭제된 회사 조회 시도
      try {
        await companyService.getCompanyDetail(createdCompany.id!);
        fail('삭제된 회사가 조회되었습니다');
      } catch (e) {
        // 회사 삭제 성공: ID ${createdCompany.id}
      }
    });
    
    test('회사 검색 기능', () async {
      // Arrange - 검색용 회사 생성
      final searchKeyword = 'TestCompany_Search_${DateTime.now().millisecondsSinceEpoch}';
      final createRequest = CreateCompanyRequest(
        name: searchKeyword,
        address: '서울시 강남구 검색로 1',
        contactName: '검색테스트',
        contactPosition: '팀장',
        contactPhone: '010-5678-9012',
        contactEmail: 'search@test.com',
        companyTypes: ['customer'],
        remark: '검색 테스트',
      );
      
      final company = Company(
        name: createRequest.name,
        address: Address.fromFullAddress(createRequest.address),
        contactName: createRequest.contactName,
        contactPosition: createRequest.contactPosition,
        contactPhone: createRequest.contactPhone,
        contactEmail: createRequest.contactEmail,
        companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
        remark: createRequest.remark,
      );
      final createdCompany = await companyService.createCompany(company);
      createdCompanyIds.add(createdCompany.id!);
      
      // Act - 모든 회사를 조회하여 검색
      final searchResults = await companyService.getCompanies(
        page: 1,
        perPage: 100,
      );
      
      // Assert
      expect(searchResults, isNotEmpty);
      expect(
        searchResults.any((company) => company.name.contains(searchKeyword)),
        true,
      );
      
      // 회사 검색 성공: 검색어: $searchKeyword, 결과: ${searchResults.length}개
    });
    
    test('회사 조회 기본 테스트', () async {
      // Act - 회사 조회
      final companies = await companyService.getCompanies(
        page: 1,
        perPage: 20,
      );
      
      // Assert
      expect(companies, isNotEmpty);
      expect(companies.length, lessThanOrEqualTo(20));
      
      // 회사 조회 성공: 총 ${companies.length}개
    });
    
    test('페이지네이션', () async {
      // Act - 첫 번째 페이지
      final page1 = await companyService.getCompanies(
        page: 1,
        perPage: 5,
      );
      
      // Act - 두 번째 페이지
      final page2 = await companyService.getCompanies(
        page: 2,
        perPage: 5,
      );
      
      // Assert
      expect(page1.length, lessThanOrEqualTo(5));
      expect(page2.length, lessThanOrEqualTo(5));
      
      // 페이지 간 중복 확인
      final page1Ids = page1.map((c) => c.id).toSet();
      final page2Ids = page2.map((c) => c.id).toSet();
      expect(page1Ids.intersection(page2Ids).isEmpty, true);
      
      // 페이지네이션 테스트 성공
    });
    
    test('대량 데이터 생성 및 조회 성능 테스트', () async {
      // Arrange - 10개 회사 생성
      final stopwatch = Stopwatch()..start();
      final createdIds = <int>[];
      
      for (int i = 0; i < 10; i++) {
        final createRequest = CreateCompanyRequest(
          name: '성능테스트_${DateTime.now().millisecondsSinceEpoch}_$i',
          address: '서울시 강남구 성능로 $i',
          contactName: '성능테스트$i',
          contactPosition: '대표',
          contactPhone: '010-9999-${i.toString().padLeft(4, '0')}',
          contactEmail: 'perf$i@test.com',
          companyTypes: ['customer'],
          remark: '성능 테스트 $i',
        );
        
        final company = Company(
          name: createRequest.name,
          address: Address.fromFullAddress(createRequest.address),
          contactName: createRequest.contactName,
          contactPosition: createRequest.contactPosition,
          contactPhone: createRequest.contactPhone,
          contactEmail: createRequest.contactEmail,
          companyTypes: createRequest.companyTypes.map((e) => CompanyType.customer).toList(),
          remark: createRequest.remark,
        );
        final created = await companyService.createCompany(company);
        createdIds.add(created.id!);
        createdCompanyIds.add(created.id!);
      }
      
      stopwatch.stop();
      
      // 대량 데이터 생성 완료: ${createdIds.length}개
      
      // Act - 전체 조회
      stopwatch.reset();
      stopwatch.start();
      
      final allCompanies = await companyService.getCompanies(
        page: 1,
        perPage: 100,
      );
      
      stopwatch.stop();
      
      // 대량 데이터 조회 완료: ${allCompanies.length}개
      
      // Assert
      expect(allCompanies.length, greaterThanOrEqualTo(createdIds.length));
    });
  });
}