WZC2/fe/PC/src/permission.js

import router from './router'
import store from './store'
import {
  Message
} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {
  getToken
} from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
import {
  asyncRoutes
} from '@/router'

NProgress.configure({
  showSpinner: false
}) // NProgress Configuration

const whiteList = ['/login','/loginPad', '/auth-redirect', '/testForm'] // no redirect whitelist
const _isPad = 'isPadFor'

router.beforeEach(async (to, from, next) => {
  // 添加路由信息，方便代码修改定位
  // console.log('----------------' + to.meta.title + '-----------------------'+ to.fullPath.substring(to.fullPath.lastIndexOf('-')+1,to.fullPath.length) + '.vue' );
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle()

  // determine whether the user has logged in
  const hasToken = getToken()

  if (hasToken) {
    // if(from.path != '/login'){
    //   let _interfaceBoardColumnsNames = localStorage.getItem("interfaceBoardColumnsNames")
    //   if(!_interfaceBoardColumnsNames){
    //     console.log(39,_interfaceBoardColumnsNames)
    //     // next({
    //     //   path: '/'
    //     // })
    //     // NProgress.done()
    //   }
    // }
    if (to.path === '/login' || to.path == '/loginPad') {
      // pad
      if(to.path == '/loginPad'){
        if(to.query && to.query.redirect){
          next({
            path: to.query.redirect
          })
        }else{
          next({
            path: '/isPadForMenuPage'
          })
        }
      }
      // pc
      else{
        // if is logged in, redirect to the home page
        next({
          path: '/'
        })
      }
      NProgress.done() // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      const hasRoles =await store.getters.roles && await store.getters.roles.length > 0
      if (hasRoles) {
        next()
      } else {
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          
          const {
            roles
          } = await store.dispatch('user/getInfo')
          // generate accessible routes map based on roles
          
          // const accessRoutes = await store.dispatch('permission/generateRoutes', localStorage.getItem('userId'))
          // router.addRoutes(accessRoutes)

          // 原码 防止刷新出现空白页（系统暂无出现所以注释）
          // const accessRoutes = await store.dispatch('permission/generateRoutes', roles)
          // router.addRoutes(accessRoutes)

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({
            ...to,
            replace: true
          })
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          if(to.path.indexOf(_isPad) >= 0){
            next(`/loginPad?redirect=${to.path}`)
          }else{
            next(`/login?redirect=${to.path}`)
          }
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      if(to.path.indexOf(_isPad) >= 0){
        next(`/loginPad?redirect=${to.path}`)
      }else{
        next(`/login?redirect=${to.path}`)
      }
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // element-ui 使用 Tooltip 提示时候，更换页面，提示依旧存在偶现bug处理。
  const mytooltipList = document.querySelectorAll('.el-tooltip__popper') // 获取页面所有tooltip的dom集合
  setTimeout(() => {
    mytooltipList.forEach((value) => {
      value.style.display = 'none'
      if(value.parentElement){
        value.parentElement.removeChild(value)
      }
    })
  }, 1000)
  // finish progress bar
  NProgress.done()
})