import 'package:flutter_test/flutter_test.dart';
import 'package:fotodocumentation/controller/base_controller.dart';
import 'package:fotodocumentation/controller/customer_controller.dart';
import 'package:fotodocumentation/dto/customer_dto.dart';
import 'package:fotodocumentation/utils/di_container.dart';
import 'package:fotodocumentation/utils/http_client_utils.dart';
import 'package:fotodocumentation/utils/jwt_token_storage.dart';
import 'package:http/http.dart' as http;
import 'package:mockito/mockito.dart';

import '../testing/test_http_client_utils.dart';
import '../testing/test_utils.mocks.dart';

void main() {
  DiContainer.instance.initState();
  var jwtTokenStorage = MockJwtTokenStorage();
  when(jwtTokenStorage.getAccessToken()).thenAnswer((_) => null);
  DiContainer.instance.put(JwtTokenStorage, jwtTokenStorage);
  
  CustomerController controller = CustomerControllerImpl();

  group('PictureControllerTest', () {
    test('returns a list of customers', () async {
      final client = MockClient();
      DiContainer.instance.put(HttpClientUtils, TestHttpCLientUtilsImpl(client));
      when(client.get(Uri.parse('http://localhost:8080/api/customer?query=&startsWith='), headers: {"Accept-Language": "en-US"})).thenAnswer((_) async => http.Response(_customersJson, 200));

      var dtos = await controller.getAll("", "");
      expect(dtos, isA<List<CustomerListDto>>());
      expect(dtos.length, 3);
    });

     test('throws an exception if the http call completes with an error', () async {
      final client = MockClient();
      DiContainer.instance.put(HttpClientUtils, TestHttpCLientUtilsImpl(client));

      when(client.get(Uri.parse('http://localhost:8080/api/customer?query=&startsWith='), headers: {"Accept-Language": "en-US"})).thenAnswer((_) async => http.Response('Not Found', 404));

      expect(() async => await controller.getAll("", ""), throwsA(isA<ServerError>()));
    });
  });


    test('returns a customer', () async {
      final client = MockClient();
      DiContainer.instance.put(HttpClientUtils, TestHttpCLientUtilsImpl(client));

      when(client.get(Uri.parse('http://localhost:8080/api/customer/4'), headers: {"Accept-Language": "en-US"}))
      .thenAnswer((_) async => http.Response(_customerJson, 200));

      var dto = await controller.get(id: 4);
      expect(dto, isA<CustomerDto>());
    });

    test('export a customer', () async {
      final client = MockClient();
      DiContainer.instance.put(HttpClientUtils, TestHttpCLientUtilsImpl(client));

      when(client.get(Uri.parse('http://localhost:8080/api/customer/export/4'), headers: {"Accept-Language": "en-US"}))
      .thenAnswer((_) async => http.Response(_customerJson, 200));

      var dto = await controller.export(customerId: 4);
      expect(dto, isA<List<int>>());
    });

     test('export a customer picture', () async {
      final client = MockClient();
      DiContainer.instance.put(HttpClientUtils, TestHttpCLientUtilsImpl(client));

      when(client.get(Uri.parse('http://localhost:8080/api/customer/export/4?picture=1'), headers: {"Accept-Language": "en-US"}))
      .thenAnswer((_) async => http.Response(_customerJson, 200));

      var dto = await controller.export(customerId: 4, pictureId: 1);
      expect(dto, isA<List<int>>());
    });
}

String _customersJson = '''[
	{
		"id": 1,
		"name": "Müller Apotheke",
		"customerNumber": "1234",
		"lastUpdateDate": 1729764570000
	},
	{
		"id": 2,
		"name": "Meier Apotheke",
		"customerNumber": "2345",
		"lastUpdateDate": 1729764570000
	},
	{
		"id": 3,
		"name": "Schmidt Apotheke",
		"customerNumber": "3456",
		"lastUpdateDate": 1729764570000
	}
]''';

String _customerJson = '''{
	"id": 1,
	"name": "Müller Apotheke",
	"customerNumber": "1234",
	"pictures": [
		{
			"id": 1,
			"comment": "good looking picture 1",
			"category": null,
			"pictureDate": 1729764570000,
      "evaluation": 1,
			"username": "verboomp",
      "imageUrl": "",
      "normalSizeUrl": "",
      "thumbnailSizeUrl": ""
		},
		{
			"id": 2,
			"comment": "good looking picture 2",
			"category": null,
			"pictureDate": 1729764570000,
      "evaluation": 1,
			"username": "verboomp",
      "imageUrl": "",
      "normalSizeUrl": "",
      "thumbnailSizeUrl": ""
		}
	]
}''';