text: 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' // getToken from cookie
  
  NProgress.configure({ showSpinner: false }) // NProgress Configuration
  
  // permission judge function
  function hasPermission(roles, permissionRole) {
    if (!permissionRole) return true
    return roles.includes(permissionRole)
  }
  
  const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist
  
  router.beforeEach((to, from, next) => {
    console.log(to)
    NProgress.start() // start progress bar
    if (getToken()) {
      // determine if there has token
      /* has token*/
      if (to.path === '/login') {
        next({ path: '/' })
        NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
      } else {
        if (store.getters.roles.length === 0) {
          // 判断当前用户是否已拉取完user_info信息
          store
            .dispatch('GetUserInfo')
            .then((res) => {
              // 拉取user_info
              const roles = res.data.roles // note: roles must be a array! such as: ['editor','develop']
  
              store.dispatch('GenerateRoutes', { roles }).then(() => {
                // 根据roles权限生成可访问的路由表
                router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
                next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
              })
            })
            .catch((err) => {
              store.dispatch('FedLogOut').then(() => {
                Message.error(err || 'Verification failed, please login again')
                next({ path: '/' })
              })
            })
        } else {
          // 没有动态改变权限的需求可直接next() 删除下方权限判断 ↓
          console.log(to.meta.role)
          if (hasPermission(store.getters.roles, to.meta.role)) {
            next()
          } else {
            next({ path: '/401', replace: true, query: { noGoBack: true }})
          }
          // 可删 ↑
          // next()
        }
      }
    } else {
      /* has no token*/
      if (whiteList.indexOf(to.path) !== -1) {
        // 在免登录白名单，直接进入
        next()
      } else {
        next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
        NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
      }
    }
  })
  
  router.afterEach(() => {
    NProgress.done() // finish progress bar
  })
  