Fix：3695 【商城小程序】进入客服页面发送图片后返回，再次进入该页面未显示消息数据

pkg_common/views/room.vue

@@ -147,6 +147,15 @@ export default {
     });
     uni.setStorageSync(this.merName+this.uid+this.storeId, this.content)
   },
+  onHide() {
+    if (this.socketOpen) {
+      this.socketTask.close();
+    }
+    uni.onSocketClose(res => {
+      console.log('WebSocket 已关闭！', res);
+    });
+    uni.setStorageSync(this.merName+this.uid+this.storeId, this.content)
+  },
   methods: {
     toGoods(item) {
       console.log(item);