import 'dart:io';
import 'package:flutter_test/flutter_test.dart';
import 'package:metatron_student_erp/core/api/api_client.dart';
import 'package:metatron_student_erp/core/storage/secure_storage.dart';
import 'package:metatron_student_erp/repositories/attendance_repository.dart';
import 'package:metatron_student_erp/repositories/auth_repository.dart';
import 'package:metatron_student_erp/repositories/exam_repository.dart';
import 'package:metatron_student_erp/repositories/result_repository.dart';
import 'package:metatron_student_erp/repositories/student_repository.dart';
import 'package:metatron_student_erp/repositories/timetable_repository.dart';

class TestSecureStorage extends SecureStorage {
  final Map<String, String> _map = {};

  TestSecureStorage() : super();

  @override
  Future<void> saveSessionCookie(String cookie) async {
    _map['session_cookie'] = cookie;
  }

  @override
  Future<String?> getSessionCookie() async {
    return _map['session_cookie'];
  }

  @override
  Future<void> clearSessionCookie() async {
    _map.remove('session_cookie');
  }

  @override
  Future<void> clearAll() async {
    _map.clear();
  }
}

void main() {
  group('Live Odoo Integration Test (End-to-End)', () {
    late ApiClient apiClient;
    late TestSecureStorage storage;
    late AuthRepository authRepo;
    late StudentRepository studentRepo;
    late AttendanceRepository attendanceRepo;
    late TimetableRepository timetableRepo;
    late ExamRepository examRepo;
    late ResultRepository resultRepo;

    setUpAll(() async {
      storage = TestSecureStorage();
      apiClient = ApiClient(storage: storage);
      authRepo = AuthRepository(apiClient: apiClient);
      studentRepo = StudentRepository(apiClient: apiClient);
      attendanceRepo = AttendanceRepository(apiClient: apiClient);
      timetableRepo = TimetableRepository(apiClient: apiClient);
      examRepo = ExamRepository(apiClient: apiClient);
      resultRepo = ResultRepository(apiClient: apiClient);
    });

    test('1. Flutter Login against live Odoo backend returns session and user', () async {
      final res = await authRepo.login(
        email: 'demo.student',
        password: 'Demo@Student2026',
      );

      expect(res.user.email, 'demo.student');
      expect(res.user.role, 'student');
      expect(res.student, isNotNull);
      expect(res.student!.id, isPositive);

      final cookie = await storage.getSessionCookie();
      expect(cookie, isNotNull);
      expect(cookie, contains('session_id='));
      stdout.writeln('--> Captured Session Cookie: [REDACTED (session_id present)]');
    });

    test('2. GET /api/mobile/v1/auth/me returns active session', () async {
      final me = await authRepo.getMe();
      expect(me.user.email, 'demo.student');
      expect(me.student, isNotNull);
      stdout.writeln('--> Auth Me verified: ${me.user.name}');
    });

    test('3. GET /api/mobile/v1/student/profile parses student profile', () async {
      final profile = await studentRepo.getProfile();
      expect(profile.id, isPositive);
      expect(profile.studentId, isNotEmpty);
      expect(profile.fullName, isNotEmpty);
      stdout.writeln('--> Profile verified: ${profile.fullName} (${profile.studentId})');
    });

    test('4. GET /api/mobile/v1/student/dashboard returns dashboard data', () async {
      final dashboard = await studentRepo.getDashboard();
      expect(dashboard.attendance, isNotNull);
      expect(dashboard.attendance.percentage, isNonNegative);
      stdout.writeln('--> Dashboard verified. Attendance %: ${dashboard.attendance.percentage}');
    });

    test('5. GET /api/mobile/v1/student/attendance returns attendance summary', () async {
      final attendance = await attendanceRepo.getAttendance();
      expect(attendance.summary.percentage, isNonNegative);
      expect(attendance.records, isNotEmpty);
      expect(attendance.summary.present, greaterThanOrEqualTo(3));
      stdout.writeln('--> Attendance verified: ${attendance.records.length} records, percentage: ${attendance.summary.percentage}%');
    });

    test('6. GET /api/mobile/v1/student/timetable returns timetable slots', () async {
      final slots = await timetableRepo.getTimetable();
      expect(slots, isA<List>());
      stdout.writeln('--> Timetable verified: ${slots.length} slots');
    });

    test('7. GET /api/mobile/v1/student/exams returns exams list', () async {
      final exams = await examRepo.getExams();
      expect(exams, isA<List>());
      stdout.writeln('--> Exams verified: ${exams.length} exams found');
    });

    test('8. GET /api/mobile/v1/student/results returns results', () async {
      final results = await resultRepo.getResults();
      expect(results, isA<List>());
      stdout.writeln('--> Results verified: ${results.length} results found');
    });

    test('9. POST /api/mobile/v1/auth/logout ends session', () async {
      await authRepo.logout();
      final cookie = await storage.getSessionCookie();
      expect(cookie, isNull);
      stdout.writeln('--> Logout verified. Session cleared.');
    });
  });
}