dio_client.dart

import 'dart:io';

import 'package:dio/dio.dart';
import 'package:flutter/foundation.dart';

const _defaultConnectTimeout = Duration.millisecondsPerMinute;
const _defaultReceiveTimeout = Duration.millisecondsPerMinute;

class DioClient {
  final String baseUrl;

  Dio _dio;

  final List<Interceptor> interceptors;

  DioClient(
    this.baseUrl,
    Dio dio, {
    this.interceptors,
  }) {
    _dio = dio ?? Dio();
    _dio
      ..options.baseUrl = baseUrl
      ..options.connectTimeout = _defaultConnectTimeout
      ..options.receiveTimeout = _defaultReceiveTimeout
      ..httpClientAdapter
      ..options.headers = {'Content-Type': 'application/json; charset=UTF-8'};
    if (interceptors?.isNotEmpty ?? false) {
      _dio.interceptors.addAll(interceptors);
    }
    if (kDebugMode) {
      _dio.interceptors.add(LogInterceptor(
          responseBody: true,
          error: true,
          requestHeader: false,
          responseHeader: false,
          request: false,
          requestBody: false));
    }
  }

  Future<dynamic> get(
    String uri, {
    Map<String, dynamic> queryParameters,
    Options options,
    CancelToken cancelToken,
    ProgressCallback onReceiveProgress,
  }) async {
    try {
      var response = await _dio.get(
        uri,
        queryParameters: queryParameters,
        options: options,
        cancelToken: cancelToken,
        onReceiveProgress: onReceiveProgress,
      );
      return response.data;
    } on SocketException catch (e) {
      throw SocketException(e.toString());
    } on FormatException catch (_) {
      throw FormatException("Unable to process the data");
    } catch (e) {
      throw e;
    }
  }

  Future<dynamic> post(
    String uri, {
    data,
    Map<String, dynamic> queryParameters,
    Options options,
    CancelToken cancelToken,
    ProgressCallback onSendProgress,
    ProgressCallback onReceiveProgress,
  }) async {
    try {
      var response = await _dio.post(
        uri,
        data: data,
        queryParameters: queryParameters,
        options: options,
        cancelToken: cancelToken,
        onSendProgress: onSendProgress,
        onReceiveProgress: onReceiveProgress,
      );
      return response.data;
    } on FormatException catch (_) {
      throw FormatException("Unable to process the data");
    } catch (e) {
      throw e;
    }
  }
}