处理发布、消息页面登录拦截。小程序tabbar光标不变，并且点击返回也会回到上一个光标。

components/tabbar/tabbar.js

      */
     methods: {
         tabChange(e) {
+            if (e.detail.item.text == "发布需求" || e.detail.item.text == "消息") {
+                if (!app.globalData.customerId) {
+                    app.goLogin();
+                    this.setData({
+                        currentIndex: this.data.currentIndex
+                    })
+                    return
+                }
+            }
             const url = e.detail.item.pagePath;
             wx.redirectTo({ url });
         }

pages/msgModule/index.js

         
     },
     onShow() {
-        if (!app.globalData.customerId) {
-            app.goLogin();
-            return
-        }
+        
         const businessCommunicationCustomer = wx.getStorageSync('businessCommunicationCustomer') || null;
         if (businessCommunicationCustomer) {
             this.setData({

pages/releaseModule/index.js

         }
         this.getTags();
     },
-    onShow(){
-        if (!app.globalData.customerId) {
-            app.goLogin();
-            return
-        }
-    },
     // 输入框输入
     textareaInput(e) {
         let value = e.detail.value;