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104 lines
3.1 KiB
104 lines
3.1 KiB
import router from './routers'
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import store from '@/store'
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import Config from '@/settings'
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// 导入进度条
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import NProgress from 'nprogress'
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import 'nprogress/nprogress.css'
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import { getToken } from '@/utils/auth'
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import { filterAsyncRouter } from '@/store/modules/permission'
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import { buildMenus } from '@/api/system/menu'
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NProgress.configure({
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showSpinner: false
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})
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// 重新定向白名单
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const whiteList = ['/login']
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// 路由守卫,路由跳转前执行钩子函数
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// to:目标路由对象
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// from:当前路由
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// next:放行或重载
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router.beforeEach((to, from, next) => {
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// 如果路由标题设置则显示配置标题和目标菜单标题
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if (to.meta.title) {
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document.title = to.meta.title + '-' + Config.title
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}
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// 加载效果
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NProgress.start()
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// 如果已登录过且要跳转的页面是登录页,执行下一次路由守卫
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if (getToken()) {
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if (to.path === '/login') {
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next({
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path: '/'
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})
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NProgress.done()
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} else {
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// 保存在store 中路由不为空则放行,判断用户是否拉取用户信息
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if (store.getters.roles.length === 0) {
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// 拉取user_info
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store.dispatch('GetInfo').then(() => {
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// 加载动态路由,拉取菜单
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loadMenus(next, to)
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})
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.catch(() => {
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store.dispatch('LogOut').then(() => {
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// 重新实例化路由对象 避免bug
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location.reload()
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})
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})
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// 登录时未拉取菜单,在此拉取
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} else if (store.getters.loadMenus) {
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// 防止死循环
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store.dispatch('updateLoadMenus')
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loadMenus(next, to)
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} else {
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next()
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}
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}
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} else {
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// hsa no token
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// 在免登录白名单,直接进入
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if (whiteList.indexOf(to.path) !== -1) {
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next()
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} else {
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// 否则全部重定向到登录页面
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next(`/login?redirect=${to.fullPath}`)
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// next()
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NProgress.done()
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}
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}
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NProgress.done()
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})
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export const loadMenus = (next, to) => {
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buildMenus().then(res => {
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const sdata = JSON.parse(JSON.stringify(res))
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const rdata = JSON.parse(JSON.stringify(res))
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const sidebarRoutes = filterAsyncRouter(sdata)
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const rewriteRoutes = filterAsyncRouter(rdata, true)
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rewriteRoutes.push({ path: '*', redirect: '/404', hidden: true })
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// 存储路由
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store.dispatch('GenerateRoutes', rewriteRoutes).then(() => {
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/*
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* 在addRoutes()之后第一次访问被添加的路由会白屏,
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* 这是因为刚刚addRoutes()就立刻访问被添加的路由,
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* 然而此时addRoutes()没有执行结束,
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* 因而找不到刚刚被添加的路由导致白屏
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*/
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router.addRoutes(rewriteRoutes)
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/*
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* 确保addRoutes()时动态添加的路由已经被完全加载上去
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* replace: true只是一个设置信息,
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* 告诉VUE本次操作后,
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* 不能通过浏览器后退按钮,返回前一个路由
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*/
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next({ ...to, replace: true })
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})
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store.dispatch('SetSidebarRouters', sidebarRoutes)
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})
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}
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// 进度条
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router.afterEach(() => {
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NProgress.done()
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})
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