116 lines
4.6 KiB
TypeScript
116 lines
4.6 KiB
TypeScript
import axios, { AxiosInstance, AxiosError, AxiosRequestConfig, AxiosResponse } from "axios";
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import { showFullScreenLoading, tryHideFullScreenLoading } from "@/config/serviceLoading";
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import { ResultData } from "@/api/interface";
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import { ResultEnum } from "@/enums/httpEnum";
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import { checkStatus } from "./helper/checkStatus";
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import { ElMessage } from "element-plus";
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import { GlobalStore } from "@/stores";
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import { LOGIN_URL } from "@/config/config";
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import router from "@/routers";
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// import { useRoute, useRouter } from "vue-router";
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// const router = useRouter();
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const config = {
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// 默认地址请求地址，可在 .env.*** 文件中修改
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baseURL: import.meta.env.VITE_API_URL as string,
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// baseURL: import.meta.env.NODE_ENV=='development' ?'/api' : window.http,
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// 设置超时时间（10s）
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timeout: ResultEnum.TIMEOUT as number,
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// 跨域时候允许携带凭证
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withCredentials: true
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};
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class RequestHttp {
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service: AxiosInstance;
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public constructor(config: AxiosRequestConfig) {
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// 实例化axios
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this.service = axios.create(config);
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/**
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* @description 请求拦截器
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* 客户端发送请求 -> [请求拦截器] -> 服务器
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* token校验(JWT) : 接受服务器返回的token,存储到vuex/pinia/本地储存当中
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*/
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this.service.interceptors.request.use(
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(config: AxiosRequestConfig) => {
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const globalStore = GlobalStore();
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// * 如果当前请求不需要显示 loading,在 api 服务中通过指定的第三个参数: { headers: { noLoading: true } }来控制不显示loading，参见loginApi
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config.headers!.noLoading || showFullScreenLoading();
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const token = globalStore.token;
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if (token && config.headers) {
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config.headers.Authorization = `Bearer ${token}`;
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}
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return { ...config, headers: { ...config.headers, token } };
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},
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(error: AxiosError) => {
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return Promise.reject(error);
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}
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);
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/**
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* @description 响应拦截器
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* 服务器换返回信息 -> [拦截统一处理] -> 客户端JS获取到信息
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*/
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this.service.interceptors.response.use(
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(response: AxiosResponse) => {
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const { data } = response;
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const globalStore = GlobalStore();
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// * 在请求结束后，并关闭请求 loading
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tryHideFullScreenLoading();
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// * 登陆失效（code == 401）
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if (data.code == ResultEnum.OVERDUE) {
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ElMessage.error(data.message);
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globalStore.resetStore();
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return Promise.reject(data);
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}
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// * 全局错误信息拦截（防止下载文件得时候返回数据流，没有code，直接报错）
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if (data.code && Number(data.code) !== ResultEnum.SUCCESS) {
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ElMessage.error(data.message);
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return Promise.reject(data);
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}
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// * 成功请求（在页面上除非特殊情况，否则不用在页面处理失败逻辑）
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return data;
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},
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async (error: AxiosError) => {
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const { response } = error;
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const globalStore = GlobalStore();
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tryHideFullScreenLoading();
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// 请求超时 && 网络错误单独判断，没有 response
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if (error.message.indexOf("timeout") !== -1) ElMessage.error("请求超时！请您稍后重试");
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if (error.message.indexOf("Network Error") !== -1) ElMessage.error("网络错误！请您稍后重试");
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if (error.message.indexOf("Request failed with status code 401") !== -1) {
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// ElMessage.error("登录已过期，请重新登录");
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globalStore.resetStore();
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router.replace(LOGIN_URL);
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}
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// 根据响应的错误状态码，做不同的处理
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// if (response) checkStatus(response.status);
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// 根据响应的错误状态码，抛出异常错误信息
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if (response) ElMessage.error((response.data as AxiosError).message);
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// 服务器结果都没有返回(可能服务器错误可能客户端断网)，断网处理:可以跳转到断网页面
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if (!window.navigator.onLine) router.replace("/500");
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return Promise.reject(error);
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}
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);
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}
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// * 常用请求方法封装
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get<T>(url: string, params?: object, _object = {}): Promise<ResultData<T>> {
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return this.service.get(url, { params, ..._object });
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}
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post<T>(url: string, params?: object, _object = {}): Promise<ResultData<T>> {
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return this.service.post(url, params, _object);
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}
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put<T>(url: string, params?: object, _object = {}): Promise<ResultData<T>> {
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return this.service.put(url, params, _object);
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}
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delete<T>(url: string, params?: any, _object = {}): Promise<ResultData<T>> {
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return this.service.delete(url, { params, ..._object });
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}
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download(url: string, params?: object, _object = {}): Promise<BlobPart> {
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return this.service.post(url, params, { ..._object, responseType: "blob" });
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}
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}
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export default new RequestHttp(config);
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