fix[litemall-wx]: 用户足迹删除不成功。

litemall-wx/pages/ucenter/footprint/footprint.js

@@ -41,7 +41,9 @@ Page({
   },
   deleteItem (event){
     let that = this;
-    let footprint = event.currentTarget.dataset.footprint;
+    let index = event.currentTarget.dataset.index;
+    let iindex = event.currentTarget.dataset.iindex;
+    let goodsId = this.data.footprintList[index][iindex].id;
     var touchTime = that.data.touchEnd - that.data.touchStart;
     console.log(touchTime);
     //如果按下时间大于350为长按  
@@ -51,15 +53,20 @@ Page({
         content: '要删除所选足迹？',
         success: function (res) {
           if (res.confirm) {
-            util.request(api.FootprintDelete, { footprintId: footprint.id }, 'POST').then(function (res) {
+            util.request(api.FootprintDelete, { footprintId: goodsId }, 'POST').then(function (res) {
               if (res.errno === 0) {
                 wx.showToast({
                   title: '删除成功',
                   icon: 'success',
                   duration: 2000
                 });
-                that.data.footprintList = [];
-                that.getFootprintList();
+                that.data.footprintList[index].splice(iindex, 1)
+                if (that.data.footprintList[index].length == 0){
+                  that.data.footprintList.splice(index, 1)
+                }
+                that.setData({
+                  footprintList: that.data.footprintList
+                });
               }
             });
           }
@@ -67,7 +74,7 @@ Page({
       });
     } else {
       wx.navigateTo({
-        url: '/pages/goods/goods?id=' + footprint.goodsId,
+        url: '/pages/goods/goods?id=' + goodsId,
       });
     }
     

litemall-wx/pages/ucenter/footprint/footprint.wxml

@@ -6,10 +6,10 @@
     </view>
   </view>
   <view class="footprint"  wx:if="{{footprintList.length > 0}}">
-    <view class="day-item" wx:for="{{footprintList}}" wx:key="*this">
+    <view class="day-item" wx:for="{{footprintList}}" wx:key="*this"  wx:for-index="index">
       <view class="day-hd" wx:if="{{item.length > 0}}">{{item[0].addTime}}</view>
       <view class="day-list" wx:if="{{item.length > 0}}">
-        <view class="item" data-footprint="{{iitem}}" bindtouchstart="touchStart" bindtouchend="touchEnd" bindtap="deleteItem" wx:for="{{item}}"  wx:for-item="iitem" wx:key="id">
+        <view class="item" data-index="{{index}}" data-iindex="{{iindex}}" bindtouchstart="touchStart" bindtouchend="touchEnd" bindtap="deleteItem" wx:for="{{item}}"  wx:for-index="iindex" wx:for-item="iitem" wx:key="id">
           <image class="img" src="{{iitem.listPicUrl}}"></image>
           <view class="info">
             <view class="name">{{iitem.name}}</view>