86 lines
2.7 KiB
Dart
86 lines
2.7 KiB
Dart
import 'package:bot_toast/bot_toast.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter/material.dart';
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import 'package:peach/config/_.dart';
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import 'package:peach/utils/_.dart';
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import 'package:toast/toast.dart';
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class ResponseData {
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String code;
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String message;
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dynamic data;
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}
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/// 单例模式封装 dio
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class HttpApi {
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Dio _Dio;
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static HttpApi _instance = HttpApi.instance();
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factory HttpApi() => _instance;
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HttpApi.instance() {
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SPreferences.init();
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if (null == _Dio) {
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BaseOptions options = new BaseOptions(
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baseUrl: Config.ApiUrl['PhotoBaseUrl'],
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connectTimeout: 30000,
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contentType: 'application/json; charset=utf-8',
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responseType: ResponseType.json,
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);
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_Dio = new Dio(options);
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_Dio.interceptors.add(InterceptorsWrapper(onRequest: (RequestOptions options) {
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// print(SPreferences().getString("token"));
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// options.headers
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options.headers.putIfAbsent("token", () => SPreferences().getString("token"));
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// 请求拦截器
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return options;
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}, onResponse: (Response response) {
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// 因为 downloadFile 下载apk方法被响应拦截器拦截了，所以这里需要对下载的
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// 响应头进行判断，如果是阿里云，则不进行状态码的判断
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if (response.headers.value("server") == "AliyunOSS") {
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return response;
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} else {
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switch (response.data["code"]) {
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case 404:
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// BotToast.showText(text: response.data["message"]);
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return response;
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case 100:
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return response;
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case 500:
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BotToast.showText(text: response.data["message"]);
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throw response.data["message"];
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default:
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return response;
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}
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}
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}, onError: (DioError e) {
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print("网络请求出现错误 ====== ${e.message}");
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// 错误拦截器
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return e;
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}));
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}
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}
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/// GET 请求
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Future get({@required String url, Options options, dynamic params}) async {
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Response res =
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await _Dio.get(url, queryParameters: params, options: options);
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return res.data;
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}
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/// POST 请求
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Future post({@required String url, Options options, dynamic params}) async {
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Response res = await _Dio.post(url, data: params, options: options);
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return res.data;
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}
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/// 下载文件
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Future downloadFile(String urlPath, String savePath, {ProgressCallback onReceiveProgress}) async {
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Response response = await _Dio.download(urlPath, savePath,
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onReceiveProgress: onReceiveProgress,
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options: Options(sendTimeout: 25000, receiveTimeout: 25000));
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return response;
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}
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}
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