pblUserManage/src/permission.js

import router from './router'
import store from './store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style

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

const whiteList = ['/login', '/examineDialog','/versionInstr','/updateDate'] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start()

  const hasToken = store.getters.token
  if (hasToken) {
    if (to.path === '/login') {
      // 如果已登录，重定向到主页
      next({ path: '/' })
      NProgress.done()
    } else {
      const userinfo = store.getters.userinfo && Object.keys(store.getters.userinfo).length > 0
      if (userinfo) {
        next()
      } else {
        try {
          // 获取用户信息
          const data = await store.dispatch('user/getInfo')
          await store.commit('user/SET_USERINFO', data)

          next({ ...to, replace: true })
        } catch (error) {
          // 如果获取用户信息失败，重置 token 并重定向到登录页面
          await store.dispatch('user/resetToken')
          next(`/login?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    // 没有 token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单中，直接进入
      next()
    } else {
      // 其他没有权限访问的页面重定向到登录页面
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})