front/src/permission.js

import router from './router'
import store from './store'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import auth from '@/utils/auth'

NProgress.configure({
  showSpinner: false
})

const whiteList = ['/login', '/auth-redirect', '/bind', '/register', '/pay', '/question/preview']
const uaWhiteList = ['/question/preview']

router.beforeEach(async(to, from, next) => {
  NProgress.start()
  const token = auth.getToken()
  await store.dispatch('SyncToken', token)
  // 白名单检测
  if (!token && !whiteList.includes(to.path)) {
    next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
    NProgress.done()
    return
  }
  try {
    // 路由智能加载
    const addRoutes = await store.dispatch('CheckRoutes')
    // 用户信息智能加载
    if (token && addRoutes) await store.dispatch('GetInfo')
    // 加入VUE路由 并跳转
    if (addRoutes) {
      next({
        ...to,
        replace: true
      }) // 用replace的方式延迟跳转来保证addRoutes生效了
    } else {
      next()
    }
  } catch (err) {
    console.log('force logout with error', err)
    store.dispatch('LogOut').then(() => {
      next({
        path: '/'
      })
    })
  }
})

router.afterEach((to, from) => {
  store.dispatch('SetLocation', { to, from })
  NProgress.done()
})