diff --git a/src/permission.js b/src/permission.js
index d2627c8..4161ba1 100644
--- a/src/permission.js
+++ b/src/permission.js
@@ -13,31 +13,30 @@ router.beforeEach((to, from, next) => {
   NProgress.start()
   // 设置title
   document.title = getPageTitle(to.meta.title)
-  // 路由
-  store.commit('user/initUser')// 用户信息初始化 PS:token不存在 执行且执行一次
+
+  store.commit('user/initUser') // 用户信息初始化
   const power = store.state.user.power
   const token = store.state.user.token
-  if (token === null) {
+
+  if (!token) {
     if (to.path === '/login') {
       next()
-      NProgress.done()
     } else {
-      next('/login')
-      NProgress.done()
+      next('/login') // 直接调用 next('/login')
     }
   } else {
     if (to.path === '/login') {
       next('/')
-      NProgress.done()
     } else {
-      if (to.meta.roles.indexOf(power) >= 0) { // 判断 roles权限 有权限打开页面 没权限跳转到首页
+      if (to.meta.roles && to.meta.roles.indexOf(power) >= 0) { // 确保 roles 存在
         next()
       } else {
         next('/')
       }
-      NProgress.done()
     }
   }
+
+  NProgress.done()
 })
 
 /**
@@ -53,9 +52,5 @@ router.afterEach(() => {
  * @param {*} pageTitle 路由mate.tiele
  */
 function getPageTitle (pageTitle) {
-  if (pageTitle) {
-    return `${pageTitle} - ${store.state.settings.title}`
-  } else {
-    return store.state.settings.title
-  }
+  return pageTitle ? `${pageTitle} - ${store.state.settings.title}` : store.state.settings.title
 }