front/front-vue/src/permission.js

import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken, removeToken } from '@/utils/auth'

NProgress.configure({ showSpinner: false })

const whiteList = ['/login', '/registerUser', '/forgetUser', '/register', '/wxLogin', '/userLogin', '/authorizeLogin', '/auth-redirect', '/bind', '/auth']


router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    /* has token*/
    if (to.path === '/login') {
      removeToken()
      next({ path: '/' })
      NProgress.done()
    } else if (to.path == '/certification'){
      next()
      NProgress.done()
    } 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('GetInfo').then(res => {
          if (res.code == 501 || res.code == 502 || res.code == 503) {
            return;
          }
          // 拉取user_info
          const roles = res.roles
          // 未选择企业或者企业状态不是正常
          if (res.user.companyId == null || res.user.companyStatus != '00') {
            this.$store.dispatch('LogOut').then(() => {
              location.href = '/login';
            })
          } else {
            store.dispatch('GenerateRoutes', { roles }).then(accessRoutes => {

            // 测试 默认静态页面
            // store.dispatch('permission/generateRoutes', { roles }).then(accessRoutes => {
              // 根据roles权限生成可访问的路由表
              console.log(accessRoutes);
              if("000000"== accessRoutes){
                Message.error("用户角色更变，请重新登录!");
                setTimeout(() => {
                  removeToken()
                  next({ path: '/login' })
                  NProgress.done()
                }, 5000);
                
              }else if (accessRoutes.length == 0) {
                Message.error("用户数据异常!")
                return;
              }
              router.addRoutes(accessRoutes) // 动态添加可访问路由表
              next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
            })
          }
        })
          .catch(err => {
            store.dispatch('FedLogOut').then(() => {
              // Message.error(err)
              next({ path: '/' })
            })
          })
      } else {
        next()
        // 没有动态改变权限的需求可直接next() 删除下方权限判断 ↓
        // if (hasPermission(store.getters.roles, to.meta.roles)) {
        //   next()
        // } else {
        //   next({ path: '/401', replace: true, query: { noGoBack: true }})
        // }
        // 可删 ↑
      }
    }
  } 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()
})