chuck_interceptor 2.2.6

Chuck is an HTTP Inspector tool which helps debugging http requests. It catches and stores http requests and responses, which can be viewed via simple UI.

example/lib/main.dart

// ignore_for_file: cascade_invocations, unawaited_futures, discarded_futures

import 'dart:convert';
import 'dart:io';
import 'package:chuck_interceptor/chuck_interceptor.dart';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:path_provider/path_provider.dart';

void main() => runApp(const MyApp());

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  late Chuck _chuck;
  late Dio _dio;
  late HttpClient _httpClient;
  final Color _primaryColor = const Color(0xffff5e57);
  final Color _buttonColor = const Color(0xff008000);

  @override
  void initState() {
    _chuck = Chuck(showInspectorOnShake: true);
    _dio = Dio(BaseOptions(followRedirects: false));
    _dio.interceptors.add(_chuck.dioInterceptor);
    _httpClient = HttpClient();
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    final ButtonStyle buttonStyle = ButtonStyle(
      backgroundColor: WidgetStatePropertyAll<Color>(_buttonColor),
      foregroundColor: const WidgetStatePropertyAll<Color>(Colors.white),
    );
    return MaterialApp(
      theme: ThemeData(primaryColor: _primaryColor),
      navigatorKey: _chuck.navigatorKey,
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        appBar: AppBar(title: const Text('Chuck HTTP Inspector - Example')),
        body: ListView(
          padding: const EdgeInsets.all(16),
          children: [
            const SizedBox(height: 8),
            _getTextWidget('Welcome to example of Chuck Http Inspector. Click buttons below to generate sample data.'),
            ElevatedButton(onPressed: _runDioRequests, style: buttonStyle, child: const Text('Run Dio HTTP Requests')),
            ElevatedButton(
              onPressed: _runHttpHttpClientRequests,
              style: buttonStyle,
              child: const Text('Run HttpClient Requests'),
            ),
            const SizedBox(height: 24),
            _getTextWidget(
              'After clicking on buttons above, you should receive notification.'
              ' Click on it to show inspector. You can also shake your device or click button below.',
            ),
            ElevatedButton(onPressed: _runHttpInspector, style: buttonStyle, child: const Text('Run HTTP Inspector')),
          ],
        ),
      ),
    );
  }

  Widget _getTextWidget(String text) => Text(text, style: const TextStyle(fontSize: 14), textAlign: TextAlign.center);

  Future<void> _runDioRequests() async {
    final Map<String, dynamic> body = <String, dynamic>{'title': 'foo', 'body': 'bar', 'userId': '1'};
    _dio.get<void>('https://httpbin.org/redirect-to?url=https%3A%2F%2Fhttpbin.org');
    _dio.delete<void>('https://httpbin.org/status/500');
    _dio.delete<void>('https://httpbin.org/status/400');
    _dio.delete<void>('https://httpbin.org/status/300');
    _dio.delete<void>('https://httpbin.org/status/200');
    _dio.delete<void>('https://httpbin.org/status/100');
    _dio.post<void>('https://jsonplaceholder.typicode.com/posts', data: body);
    _dio.get<void>('https://jsonplaceholder.typicode.com/posts', queryParameters: <String, dynamic>{'test': 1});
    _dio.put<void>('https://jsonplaceholder.typicode.com/posts/1', data: body);
    _dio.put<void>('https://jsonplaceholder.typicode.com/posts/1', data: body);
    _dio.delete<void>('https://jsonplaceholder.typicode.com/posts/1');
    _dio.get<void>('http://jsonplaceholder.typicode.com/test/test');

    _dio.get<void>('https://jsonplaceholder.typicode.com/photos');
    _dio.get<void>('https://icons.iconarchive.com/icons/paomedia/small-n-flat/256/sign-info-icon.png');
    _dio.get<void>(
      'https://images.unsplash.com/photo-1542736705-53f0131d1e98?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&w=1000&q=80',
    );
    _dio.get<void>('https://findicons.com/files/icons/1322/world_of_aqua_5/128/bluetooth.png');
    _dio.get<void>('https://upload.wikimedia.org/wikipedia/commons/4/4e/Pleiades_large.jpg');
    _dio.get<void>('http://techslides.com/demos/sample-videos/small.mp4');

    _dio.get<void>('https://www.cse.wustl.edu/~jain/cis677-97/ftp/e_3dlc2.pdf');

    final directory = await getApplicationDocumentsDirectory();
    final File file = File('${directory.path}/test.txt');
    file.create();
    file.writeAsStringSync('123456789');

    final String fileName = file.path.split('/').last;
    final FormData formData = FormData.fromMap(<String, dynamic>{
      'file': await MultipartFile.fromFile(file.path, filename: fileName),
    });
    _dio.post<void>('https://jsonplaceholder.typicode.com/photos', data: formData);

    _dio.get<void>('http://dummy.restapiexample.com/api/v1/employees');
  }

  void _runHttpHttpClientRequests() {
    final Map<String, dynamic> body = <String, dynamic>{'title': 'foo', 'body': 'bar', 'userId': '1'};
    _httpClient.getUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts')).interceptWithChuck(_chuck);

    _httpClient
        .postUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts'))
        .interceptWithChuck(_chuck, body: body, headers: <String, dynamic>{});

    _httpClient
        .putUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts/1'))
        .interceptWithChuck(_chuck, body: body);

    _httpClient.getUrl(Uri.parse('https://jsonplaceholder.typicode.com/test/test/')).interceptWithChuck(_chuck);

    _httpClient.postUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts')).then((request) async {
      _chuck.onHttpClientRequest(request, body: body);
      request.write(body);
      final httpResponse = await request.close();
      final responseBody = await utf8.decoder.bind(httpResponse).join();
      _chuck.onHttpClientResponse(httpResponse, request, body: responseBody);
    });

    _httpClient.putUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts/1')).then((request) async {
      _chuck.onHttpClientRequest(request, body: body);
      request.write(body);
      final httpResponse = await request.close();
      final responseBody = await utf8.decoder.bind(httpResponse).join();
      _chuck.onHttpClientResponse(httpResponse, request, body: responseBody);
    });

    _httpClient.patchUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts/1')).then((request) async {
      _chuck.onHttpClientRequest(request, body: body);
      request.write(body);
      final httpResponse = await request.close();
      final responseBody = await utf8.decoder.bind(httpResponse).join();
      _chuck.onHttpClientResponse(httpResponse, request, body: responseBody);
    });

    _httpClient.deleteUrl(Uri.parse('https://jsonplaceholder.typicode.com/posts/1')).then((request) async {
      _chuck.onHttpClientRequest(request);
      final httpResponse = await request.close();
      final responseBody = await utf8.decoder.bind(httpResponse).join();
      _chuck.onHttpClientResponse(httpResponse, request, body: responseBody);
    });

    _httpClient.getUrl(Uri.parse('https://jsonplaceholder.typicode.com/test/test/')).then((request) async {
      _chuck.onHttpClientRequest(request);
      final httpResponse = await request.close();
      final responseBody = await utf8.decoder.bind(httpResponse).join();
      _chuck.onHttpClientResponse(httpResponse, request, body: responseBody);
    });
  }

  void _runHttpInspector() {
    _chuck.showInspector();
  }
}