import 'package:dio/dio.dart';
const String BASE_URL = "http://0.0.0.0:7300";
class HTTPConfig {
static const baseURL = BASE_URL;
static const timeout = 3000;
}
class WCHttpRequest {
static final BaseOptions options = BaseOptions(
baseUrl: HTTPConfig.baseURL,
connectTimeout: HTTPConfig.timeout,
);
static final Dio dio = Dio(options);
static Future<T> request<T>(String url, {String method = 'get', Map<String, dynamic> params, Interceptor inter}) async
{
// 1.请求的单独配置
final options = Options(method: method);
// 2.添加第一个拦截器
Interceptor dInter = InterceptorsWrapper(
onRequest: (RequestOptions options) {
// 1.在进行任何网络请求的时候, 可以添加一个loading显示
// 2.很多页面的访问必须要求携带Token,那么就可以在这里判断是有Token
// 3.对参数进行一些处理,比如序列化处理等
print("拦截了请求");
return options;
},
onResponse: (Response response) {
print("拦截了响应");
return response;
},
onError: (DioError error) {
print("拦截了错误:$error");
return error;
}
);
List<Interceptor> inters = [dInter];
if (inter != null) {
inters.add(inter);
}
dio.interceptors.addAll(inters);
// 3.发送网络请求
try {
Response response = await dio.request<T>(url, queryParameters: params, options: options);
return response.data;
} catch (e) {
return Future.error(e);
}
}
}
