修复购物车增加商品时的数量限制

修改商品数量上限为当前库存
Levin000 · May 26, 2018 · 115ca0f · 115ca0f
1 parent 6cd3213
commit 115ca0f
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Showing 4 changed files with 23 additions and 6 deletions.
diff --git a/pages/.DS_Store b/pages/.DS_Store
diff --git a/pages/shop-cart/index.js b/pages/shop-cart/index.js
@@ -194,13 +194,30 @@ Page({
     this.setGoodsList(this.getSaveHide(), this.totalPrice(), !currentAllSelect, this.noSelect(), list);
   },
   jiaBtnTap: function (e) {
+    var that = this
     var index = e.currentTarget.dataset.index;
-    var list = this.data.goodsList.list;
+    var list = that.data.goodsList.list;
     if (index !== "" && index != null) {
-      if (list[parseInt(index)].number < 10) {
-        list[parseInt(index)].number++;
-        this.setGoodsList(this.getSaveHide(), this.totalPrice(), this.allSelect(), this.noSelect(), list);
-      }
+      // 添加判断当前商品购买数量是否超过当前商品可购买库存
+      var carShopBean = list[parseInt(index)];
+      var carShopBeanStores = 0;
+      wx.request({
+        url: 'https://api.it120.cc/' + app.globalData.subDomain + '/shop/goods/detail',
+        data: {
+          id: carShopBean.goodsId
+        },
+        success: function (res) {
+          carShopBeanStores = res.data.data.basicInfo.stores;
+          console.log(' currnet good id and stores is :',carShopBean.goodsId, carShopBeanStores)
+          if (list[parseInt(index)].number < carShopBeanStores) {
+            list[parseInt(index)].number++;
+            that.setGoodsList(that.getSaveHide(), that.totalPrice(), that.allSelect(), that.noSelect(), list);
+          }
+          that.setData({
+            curTouchGoodStore: carShopBeanStores
+          })
+        }
+      })
     }
   },
   jianBtnTap: function (e) {

diff --git a/templates/.DS_Store b/templates/.DS_Store
diff --git a/templates/template-cart/template-cart.wxml b/templates/template-cart/template-cart.wxml
@@ -29,7 +29,7 @@
             <view class="buy-num">
               <view class="jian-btn {{item.number==1? 'disabled' : ''}}" catchtap="jianBtnTap" data-index="{{index}}">-</view>
               <input type="number" value="{{item.number}}" disabled/>
-              <view class="jia-btn {{item.number==10? 'disabled' : ''}}" catchtap="jiaBtnTap" data-index="{{index}}">+</view>
+              <view class="jia-btn {{item.number==curTouchGoodStore? 'disabled' : ''}}" catchtap="jiaBtnTap" data-index="{{index}}">+</view>
             </view>
           </view>
         </view>