登录失效，购物车商品数不变问题

buyer/src/components/header/Header.vue

@@ -45,7 +45,7 @@
                 </div>
                 <div class="sign-out" @click="signOutFun">
                   <Icon type="md-exit"></Icon>
-                  <p>退出登陆</p>
+                  <p>退出登录</p>
                 </div>
               </div>
             </DropdownMenu>
@@ -173,6 +173,8 @@ export default {
       storage.removeItem('accessToken');
       storage.removeItem('refreshToken');
       storage.removeItem('userInfo');
+      storage.removeItem('cartNum');
+      this.$store.commit('SET_CARTNUM', 0)
       this.$router.push('/login');
     },
     goUserCenter (path) { // 跳转我的订单，我的足迹

buyer/src/plugins/request.js

@@ -9,6 +9,7 @@ import {
 import Storage from './storage';
 import config from '@/config';
 import router from '../router/index.js';
+import store from '../vuex/store';
 import {
   handleRefreshToken
 } from '@/api/index';
@@ -80,7 +81,6 @@ service.interceptors.response.use(
     const errorData = errorResponse.data || {};
 
     if (errorResponse.status === 403) {
-
       isRefreshToken++;
 
       if (isRefreshToken === 1) {
@@ -96,6 +96,9 @@ service.interceptors.response.use(
           Storage.removeItem('accessToken');
           Storage.removeItem('refreshToken');
           Storage.removeItem('userInfo');
+          Storage.setItem('cartNum', 0)
+          store.commit('SET_CARTNUM', 0)
+          console.log('1111');
           Modal.confirm({
             title: '请登录',
             content: '<p>请登录后执行此操作</p>',

buyer/src/vuex/store.js

@@ -11,7 +11,7 @@ export default new Vuex.Store({
   state: {
     category: [], // 全部分类
     navList: [],
-    cartNum: storage.getItem('userInfo') ? storage.getItem('cartNum') : 0
+    cartNum: storage.getItem('cartNum') || 0
   },
   getters,
   actions,