nsgk_mobile/src/utils/request.js

import axios from 'axios'
// import { Notification, MessageBox, Message } from 'element-ui'
import { Notify, Dialog, Toast } from 'vant';
import store from '@/store'
import { getToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import Cookies from "js-cookie";

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: 100000
})
let  requestInterceptor;
if(requestInterceptor === undefined){
  // request拦截器
  requestInterceptor  = service.interceptors.request.use(config => {
    // Toast.loading({
    //   message: '加载中...',
    //   forbidClick: true,
    //   duration: 0
    // });
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === 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
    }
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
      let url = config.url + '?';
      for (const propName of Object.keys(config.params)) {
        const value = config.params[propName];
        var part = encodeURIComponent(propName) + "=";
        if (value !== null && typeof (value) !== "undefined") {
          if (typeof value === 'object') {
            for (const key of Object.keys(value)) {
              let params = propName + '[' + key + ']';
              var subPart = encodeURIComponent(params) + "=";
              url += subPart + encodeURIComponent(value[key]) + "&";
            }
          } else {
            url += part + encodeURIComponent(value) + "&";
          }
        }
      }
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    return config
  }, error => {
    console.log(error)
    Promise.reject(error)
  })
}


// 响应拦截器
let  responseInterceptor;
// let gqnum = 0;
if(responseInterceptor === undefined){
  responseInterceptor = service.interceptors.response.use(res => {
      Toast.clear();
      // 未设置状态码则默认成功状态
      const code = res.data.code || 200 || '200';
      // 获取错误信息
      const msg = errorCode[code] || res.data.msg || errorCode['default']
      // console.info(gqnum); && gqnum === 0
      // console.log(code)
      if (code === 401) {
        // gqnum++;
        Dialog.confirm({
          title: '系统提示',
          message: '登录状态已过期，请重新登录',
          confirmButtonText: '重新登录',
          cancelButtonText: '取消'
        })
          .then(() => {
            store.dispatch('LogOut').then(() => {
              console.log('退出')
              try {
                let loginUrl = Cookies.get("_Login_url");
                console.log('登录页面: ' + loginUrl)
                if(loginUrl) {
                  if(loginUrl.indexOf("onlineHomeLogin") !== -1
                    || loginUrl.indexOf('yinnongLiteLogin') !== -1
                  )
                  {
                    window.location.href = loginUrl;
                    return;
                  }
                }
              } catch (e) { console.log(e); }

              if (window.location.href.indexOf('/lawEnforcement') != -1) {
                // 农业执法
                window.location.href = '/lawEnforcement/login';
                return;
              }else if (window.location.href.indexOf('/authenticRight') != -1) {
                // 确权回头看
                window.location.href = '/authenticRight/login';
                return;
              }else if (window.location.href.indexOf('/homesteadSurvey') != -1) {
                // 宅基地调查
                window.location.href = '/homesteadLogin';
                return;
              }else if (window.location.href.indexOf('/yinnong') != -1) {
                // 事项审批
                window.location.href = '/yinnongLogin';
                return;
              }else if (window.location.href.indexOf('/sunVillage_info/') != -1) {
                // 阳光村务
                window.location.href = '/sunVillage_info/login';
                return;
              }else if (window.location.href.indexOf('/homestead/') != -1) {
                // 两清三化
                window.location.href = '/homestead/login';
                return;
              }else if (window.location.href.indexOf('/agriculturalTrusteeship') != -1){
                // 生产托管
                window.location.href = '/agriculturalTrusteeship/login';
                return;
              } else if (window.location.href.indexOf('/contracted') != -1){
                // 土地确权
                window.location.href = '/contracted/login';
                return;
              }else{
                console.log('退出login')
                console.log(window.location.href.indexOf('/Login') < 0)
                console.log(window.location.href.indexOf('/login') < 0)
                if(window.location.href.indexOf('/Login') < 0 && window.location.href.indexOf('/login') < 0){
                  // 产权交易
                  window.location.href = '/login';
                }
              }

            })
          })
      } else if (code === 500) {
        Dialog.alert({ type: 'warning', message: msg });
        return Promise.reject(new Error(msg))
      } else if (code !== 200 && code !== 401 && code !== '200') {
        Dialog.alert({ type: 'warning', message: msg });
        return Promise.reject('error')
      } else {
        return res.data
      }
    },
    error => {
      console.log('err' + error)
      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";
      }
      Toast.clear();
      // Message({
      //   message: message,
      //   type: 'error',
      //   duration: 5 * 1000
      // })
      Dialog.alert({ type: 'warning', message: message });
      return Promise.reject(error)
    })
}

// // 取消请求拦截器
// instance.interceptors.request.eject(requestInterceptor);
// // 取消响应拦截器
// instance.interceptors.response.eject(responseInterceptor);

export default service