retrofit 1.1.0+1

retrofit.dart is an dio client generator using source_gen and inspired by Chopper and Retrofit.

example/lib/example.dart

import 'package:json_annotation/json_annotation.dart';
import 'package:retrofit/retrofit.dart';
import 'package:dio/dio.dart' hide Headers;
import 'dart:io';

part 'example.g.dart';

@RestApi(baseUrl: "https://5d42a6e2bc64f90014a56ca0.mockapi.io/api/v1/")
abstract class RestClient {
  factory RestClient(Dio dio, {String baseUrl}) = _RestClient;

  @GET("/tasks")
  Future<List<Task>> getTasks();

  @GET("/tasks/{id}")
  Future<Task> getTask(@Path("id") String id);

  @PATCH("/tasks/{id}")
  Future<Task> updateTaskPart(
      @Path() String id, @Body() Map<String, dynamic> map);

  @PUT("/tasks/{id}")
  Future<Task> updateTask(@Path() String id, @Body() Task task);

  @DELETE("/tasks/{id}")
  Future<void> deleteTask(@Path() String id);

  @POST("/tasks")
  Future<Task> createTask(@Body() Task task);

  @POST("http://httpbin.org/post")
  Future<void> createNewTaskFromFile(@Part() File file);

  @Headers(<String, String>{"accept": "image/jpeg"})
  @GET("http://httpbin.org/image/jpeg")
  @DioResponseType(ResponseType.bytes)
  Future<List<int>> getFile();

  @POST("http://httpbin.org/post")
  @FormUrlEncoded()
  Future<String> postUrlEncodedFormData(@Field() String hello);

  @HEAD('/')
  Future<String> headRequest();
}

@JsonSerializable()
class Task {
  String id;
  String name;
  String avatar;
  String createdAt;

  Task({this.id, this.name, this.avatar, this.createdAt});

  factory Task.fromJson(Map<String, dynamic> json) => _$TaskFromJson(json);
  Map<String, dynamic> toJson() => _$TaskToJson(this);
}