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- import axios from 'axios'
- import { Notification, MessageBox, Message, Loading } from 'element-ui'
- import store from '@/store'
- import { getToken } from '@/utils/auth'
- import errorCode from '@/utils/errorCode'
- import { tansParams, blobValidate } from "@/utils/ruoyi";
- import cache from '@/plugins/cache'
- import { saveAs } from 'file-saver'
- import aes from './aes.js'
- import Vue from 'vue';
- let downloadLoadingInstance;
- // 是否显示重新登录
- export let isRelogin = { show: false };
- axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
- // 创建axios实例
- const service = axios.create({
- // axios中请求配置有baseURL选项,表示请求URL公共部分
- baseURL: process.env.VUE_APP_BASE_API,
- // 超时
- timeout: 60 * 60 * 1000
- })
- // 正在进行中的请求列表
- let reqList = [];
- let count = 0; // 请求接口计数器
- /**
- * 阻止重复请求
- * @param {array} reqList - 请求缓存列表
- * @param {string} url - 当前请求地址
- * @param {function} cancel - 请求中断函数
- * @param {string} errorMessage - 请求中断时需要显示的错误信息
- */
- const stopRepeatRequest = function (reqList, url, cancel, errorMessage) {
- const errorMsg = errorMessage || ''
- for (let i = 0; i < reqList.length; i++) {
- if (reqList[i].url === url) {
- // reqList[i].cancel(errorMsg); // 中断上一个重复请求
- reqList[i].cancel(); // 中断上一个重复请求
- reqList.splice(i, 1); // 删除上一个重复请求
- reqList.push({ // 存储新的请求
- url,
- cancel
- })
- return
- }
- }
- reqList.push({
- url,
- cancel
- })
- }
- /**
- * 允许某个请求可以继续进行
- * @param {array} reqList 全部请求列表
- * @param {string} url 请求地址
- */
- const allowRequest = function (reqList, url) {
- for (let i = 0; i < reqList.length; i++) {
- if (reqList[i] === url) {
- reqList.splice(i, 1)
- break
- }
- }
- }
- // request拦截器
- service.interceptors.request.use(config => {
- Vue.prototype.$layer.loading({ content: '请稍等!' });
- let cancel = null;
- // 设置cancelToken对象
- config.cancelToken = new axios.CancelToken(function (c) {
- cancel = c
- })
- // 阻止重复请求。当上个请求未完成时,相同的请求不会进行
- stopRepeatRequest(reqList, config.url, cancel, `${config.url} 请求被中断`)
- // ++count;
- // 是否需要设置 token
- const isToken = (config.headers || {}).isToken === false
- // 是否需要防止数据重复提交
- const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
- if (getToken() && !isToken) {
- config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
- }
- // 请求参数加密
- if (process.env.VUE_APP_AES_ENCRYPT_ENABLED == 'true') {
- if (config.data) {
- config.data = {
- // 加密参数
- dataParams: encodeURIComponent(aes.encrypt(JSON.stringify(config.data)))
- }
- } else if (config.params) {
- config.params = {
- // 加密参数
- dataParams: encodeURIComponent(aes.encrypt(JSON.stringify(config.params)))
- }
- } else {
- let noData = {
- noData: new Date().getTime()
- }
- config.params = {
- // 加密参数
- dataParams: encodeURIComponent(aes.encrypt(JSON.stringify(noData)))
- }
- }
- }
- // get请求映射params参数
- if (config.method === 'get' && config.params) {
- let url = config.url + '?' + tansParams(config.params);
- url = url.slice(0, -1);
- config.params = {};
- config.url = url;
- }
- if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
- const requestObj = {
- url: config.url,
- data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
- time: new Date().getTime()
- }
- const sessionObj = cache.session.getJSON('sessionObj')
- if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
- cache.session.setJSON('sessionObj', requestObj)
- } else {
- cache.session.setJSON('sessionObj', requestObj)
- }
- }
- return config
- }, error => {
- Promise.reject(error)
- })
- // 响应拦截器
- service.interceptors.response.use(res => {
- // setTimeout(() => {
- // Vue.prototype.$layer.closeAll('loading');
- // }, 500);
- if(res.status == 200) Vue.prototype.$layer.closeAll('loading');
- // --count;
- // if (count === 0) {
- // Vue.prototype.$layer.closeAll('loading');
- // }
- // 未设置状态码则默认成功状态
- const code = res.data.code || 200;
- // 获取错误信息
- const msg = errorCode[code] || res.data.msg || errorCode['default']
- // 二进制数据则直接返回
- if (res.request.responseType === 'blob' || res.request.responseType === 'arraybuffer') {
- return res.data
- }
- if (code === 401) {
- if (!isRelogin.show) {
- isRelogin.show = true;
- MessageBox.confirm('登录状态已过期,您可以继续留在该页面,或者重新登录', '系统提示', {
- confirmButtonText: '重新登录',
- cancelButtonText: '取消',
- type: 'warning'
- }
- ).then(() => {
- isRelogin.show = false;
- store.dispatch('LogOut').then(() => {
- location.href = '/admin/index';
- })
- }).catch(() => {
- isRelogin.show = false;
- });
- }
- return Promise.reject('无效的会话,或者会话已过期,请重新登录。')
- } else if (code === 500) {
- Message({
- message: msg,
- type: 'error'
- })
- return Promise.reject(new Error(msg))
- } else if (code !== 200) {
- Notification.error({
- title: msg
- })
- return Promise.reject('error')
- } else {
- return res.data
- }
- },
- error => {
- setTimeout(() => {
- Vue.prototype.$layer.closeAll('loading');
- }, 500);
- let { message } = error;
- if (message == "Network Error") {
- message = "后端接口连接异常";
- }
- else if (message.includes("timeout")) {
- message = "系统接口请求超时";
- }
- else if (message.includes("Request failed with status code")) {
- message = "系统接口" + message.substr(message.length - 3) + "异常";
- }
- Message({
- message: message,
- type: 'error',
- duration: 5 * 1000
- })
- return Promise.reject(error)
- }
- )
- // 通用下载方法
- export function download(url, params, filename) {
- downloadLoadingInstance = Loading.service({ text: "正在下载数据,请稍候", spinner: "el-icon-loading", background: "rgba(0, 0, 0, 0.7)", })
- return service.post(url, params, {
- transformRequest: [(params) => { return tansParams(params) }],
- headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
- responseType: 'blob'
- }).then(async (data) => {
- const isLogin = await blobValidate(data);
- if (isLogin) {
- const blob = new Blob([data])
- saveAs(blob, filename)
- } else {
- const resText = await data.text();
- const rspObj = JSON.parse(resText);
- const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
- Message.error(errMsg);
- }
- downloadLoadingInstance.close();
- }).catch((r) => {
- console.error(r)
- Message.error('下载文件出现错误,请联系管理员!')
- downloadLoadingInstance.close();
- })
- }
- export default service
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