提前点餐

@@ -289,7 +289,7 @@ Page({
                 }
                 cook.item_clear_num = item_clear_num;
                 cook.index = n; //分类下菜品的下标
-                if(cook.norms.length==0){
+                if(!cook.norms || cook.norms.length==0){
                   cook.norms = []; //做法规格
                 }
                 // let type;//模拟种类  1为一行显示1个  2为一行显示2个
@@ -363,7 +363,7 @@ Page({
           })
         }, 0)
       }).catch(res => {
-        this.selectComponent("#network").show('网络不给力，请检查网络后重试');
+        console.log(res);
       });
     }
   },
@@ -371,7 +371,8 @@ Page({
    * 生命周期函数--监听页面显示
    */
   onShow() {
-    let cookbooklistStorage=JSON.parse(wx.getStorageSync('cookbooklist'))
+    let cookbooklist=wx.getStorageSync('cookbooklist')
+    let cookbooklistStorage=cookbooklist?JSON.parse(cookbooklist):''
     console.log('cookbooklist历史数据',cookbooklistStorage);
     if(cookbooklistStorage){
       this.setData({