购物车

pages/shopping/shopping.js

@@ -33,6 +33,8 @@ Page({
             this.setData({
                 list: res.data.result
             })
+            this.num()
+
         })
     },
     onLoad: function (options) {
@@ -44,6 +46,7 @@ Page({
                 userid: res.data.data.user_id
             })
             this.getlist()
+
         })
     },
     sub() {
@@ -109,7 +112,7 @@ Page({
                 sel++
             }
         }
-        if(sel == this.data.list.length){
+        if (sel == this.data.list.length && this.data.list.length != 0) {
             this.setData({
                 all: true
             })
@@ -147,5 +150,29 @@ Page({
         }
         this.num()
 
+    },
+    del() {
+        for (let i in this.data.list) {
+            // console.log(i)
+            if (this.data.select[i]) {
+                //  num += parseFloat(this.data.list[i].goods_price)*100
+                //  sel++
+                request({
+                    url: "Cart/delCart",
+                    urldata: {
+                        id: this.data.list[i].id
+                    }
+                }).then((res) => {
+                    console.log('删除成功')
+                    this.setData({
+                        list: [],
+                        select: [],
+                        userid: 0,
+                        price: "0.00"
+                    })
+                    this.onLoad()
+                })
+            }
+        }
     }
 })

pages/shopping/shopping.wxml

@@ -18,7 +18,7 @@
          <text class="pri">${{price}}</text>
       </view>
       <view class="right">
-         <text class="del">删除</text>
+         <text class="del" bind:tap="del">删除</text>
          <text class="sub" bindtap="sub">结算</text>
       </view>
    </view>