开启TopNav没有子菜单情况隐藏侧边栏

src/store/modules/permission.js

@@ -24,12 +24,7 @@ const permission = {
       state.defaultRoutes = constantRoutes.concat(routes)
     },
     SET_TOPBAR_ROUTES: (state, routes) => {
-      // 顶部导航菜单默认添加统计报表栏指向首页
-      const index = [{
-        path: 'index',
-        meta: { title: '统计报表', icon: 'dashboard' }
-      }]
-      state.topbarRouters = routes.concat(index);
+      state.topbarRouters = routes
     },
     SET_SIDEBAR_ROUTERS: (state, routes) => {
       state.sidebarRouters = routes