dianshang-qianduan/src/permission.js

import router from './router'
import { ElMessage } from 'element-plus'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken } from '@/utils/auth'
import { isHttp } from '@/utils/validate'
import { isRelogin } from '@/utils/request'
import useUserStore from '@/store/modules/user'
import useSettingsStore from '@/store/modules/settings'
import usePermissionStore from '@/store/modules/permission'

NProgress.configure({ showSpinner: false });

const whiteList = ['/login', '/register'];

router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {

    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done()
    } else {
     next()
      if (isHttp(to.path)) {
        next()
      } else {
          next()
      }
    }
  } else {
    // 没有token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
      NProgress.done()
    }
  }

})

router.afterEach(() => {
  NProgress.done()
})