import 'package:cpd/database/db_interface.dart';
import 'package:cpd/database/todo_interface.dart';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:cpd/database/habit.dart';
import 'package:cpd/pages/homepage.dart';
import 'package:mockito/annotations.dart';
import 'package:mockito/mockito.dart';
import 'habitcounter_test.mocks.dart';
import 'home_page_test.mocks.dart';  // Import der generierten Mocks

@GenerateMocks([HabitDbInterface, ToDoInterface])

void main() {
  group('MyHomePage', () {
    test('habitcounter returns correct count', () {

      List<Habit> habits = [
        Habit(id: 1, title: 'Habit 1', subtitle: 'Description 1', icon: Icons.star, isComplete: false),
        Habit(id: 2, title: 'Habit 2', subtitle: 'Description 2', icon: Icons.star_border, isComplete: true),
        Habit(id: 3, title: 'Habit 3', subtitle: 'Description 3', icon: Icons.favorite, isComplete: true),
      ];

      final myHomePageState = MyHomePageState();
      final habitCount = myHomePageState.countHabits(habits);
      expect(habitCount, 3);
    });

    testWidgets('displays correct habit count text', (WidgetTester tester) async {
      final mockHabitDbInterface = MockHabitDbInterface();
      final mockToDoInterface = MockToDoInterface();

      List<Habit> habits = [
        Habit(id: 1, title: 'Habit 1', subtitle: 'Description 1', icon: Icons.star, isComplete: false),
        Habit(id: 2, title: 'Habit 2', subtitle: 'Description 2', icon: Icons.star_border, isComplete: true),
        Habit(id: 3, title: 'Habit 3', subtitle: 'Description 3', icon: Icons.favorite, isComplete: true),
      ];


      // Hier mocken wir die fetchAll Methode des mockToDoInterface
      when(mockToDoInterface.fetchAll()).thenAnswer((_) async => habits);

      // Stellen Sie sicher, dass der MyHomePage Konstruktor die mockToDoInterface Instanz erhält
      await tester.pumpWidget(MaterialApp(
        home: MyHomePage(database: mockHabitDbInterface, title: 'homepage'),
      ));

      // Act
      await tester.pumpAndSettle(); // Warten bis die Widget-Tree sich beruhigt

      // Assert
      expect(find.text('You have 3 habits for today'), findsOneWidget);

      verify(mockToDoInterface.fetchAll()).called(1);
      verifyNoMoreInteractions(mockToDoInterface);
    });
  });
}