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' // get token from cookie
  import getPageTitle from '@/utils/get-page-title'
  
  NProgress.configure({ showSpinner: false }) // NProgress Configuration
  
  const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist
  
  router.beforeEach(async(to, from, next) => {
    // start progress bar
    NProgress.start()
  
    // set page title
    document.title = getPageTitle(to.meta.title)
  
    // determine whether the user has logged in
    const hasToken = getToken()
  
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next()
      NProgress.done()
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      next()
      // generate accessible routes map based on roles
      const accessRoutes = await store.dispatch('permission/generateRoutes', 'admin')
  
      // dynamically add accessible routes
      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 })
    }
  })
  
  router.afterEach(() => {
    // finish progress bar
    NProgress.done()
  })
  