源文件

src/router/index.js

@@ -0,0 +1,72 @@
+import router from './routers'
+import store from '@/store'
+import Config from '@/settings'
+import NProgress from 'nprogress' // progress bar
+import 'nprogress/nprogress.css'// progress bar style
+import { getToken } from '@/utils/auth' // getToken from cookie
+import { buildMenus } from '@/api/system/menu'
+import { filterAsyncRouter } from '@/store/modules/permission'
+
+NProgress.configure({ showSpinner: false })// NProgress Configuration
+
+const whiteList = ['/login']// no redirect whitelist
+
+router.beforeEach((to, from, next) => {
+  if (to.meta.title) {
+    document.title = to.meta.title + ' - ' + Config.title
+  }
+  NProgress.start()
+  if (getToken()) {
+    // 已登录且要跳转的页面是登录页
+    if (to.path === '/login') {
+      next({ path: '/' })
+      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(() => { // 拉取user_info
+          // 动态路由，拉取菜单
+          loadMenus(next, to)
+        }).catch(() => {
+          store.dispatch('LogOut').then(() => {
+            location.reload() // 为了重新实例化vue-router对象 避免bug
+          })
+        })
+        // 登录时未拉取 菜单，在此处拉取
+      } else if (store.getters.loadMenus) {
+        // 修改成false，防止死循环
+        store.dispatch('updateLoadMenus')
+        loadMenus(next, to)
+      } else {
+        next()
+      }
+    }
+  } else {
+    /* has no token*/
+    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
+      next()
+    } else {
+      next(localStorage.getItem('logoutHandle') ? '/login' : `/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
+      NProgress.done()
+    }
+  }
+})
+
+export const loadMenus = (next, to) => {
+  buildMenus().then(res => {
+    const sdata = JSON.parse(JSON.stringify(res))
+    const rdata = JSON.parse(JSON.stringify(res))
+    const sidebarRoutes = filterAsyncRouter(sdata)
+    const rewriteRoutes = filterAsyncRouter(rdata, false, true)
+    rewriteRoutes.push({ path: '*', redirect: '/404', hidden: true })
+
+    store.dispatch('GenerateRoutes', rewriteRoutes).then(() => { // 存储路由
+      router.addRoutes(rewriteRoutes) // 动态添加可访问路由表
+      next({ ...to, replace: true })
+    })
+    store.dispatch('SetSidebarRouters', sidebarRoutes)
+  })
+}
+
+router.afterEach(() => {
+  NProgress.done() // finish progress bar
+})