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pages/luckDraw/detail.js

@@ -483,6 +483,12 @@ Page({
         wx.redirectTo({
           url: '/pages/luckDraw/index',
         })
-    }
-    
+    },
+
+    toLookHitPhoto() {
+        wx.previewImage({
+              current: this.data.hitResult.goodsBigImage, // 当前显示图片的http链接
+              urls: [this.data.hitResult.goodsBigImage] // 需要预览的图片http链接列表
+        })
+    } 
 })

pages/luckDraw/detail.json

@@ -1,4 +1,6 @@
 {
   "navigationBarTitleText": "活动抽奖",
-  "usingComponents": {}
+  "usingComponents": {
+    "jumpmallapp": "../../components/jumpmallapp"
+  }
 }

pages/luckDraw/detail.wxml

@@ -93,14 +93,8 @@
             <view class="prize-tip">{{hitResult.hitDesc || ""}}</view>
             <view class="btns">
                 <view class="_btn _confirm" catchtap="closeDlg">确定</view>
-                <navigator class="_btn _exchange" 
-                target = "miniProgram" 
-                app-id="wxd92a2d29f8022f40"
-                path="pages/index/index"
-                extra-data="{foo: 'bar'}"
-                open-type='navigate'>
-                    去使用
-                </navigator>
+                <jumpmallapp wx:if="{{hitResult.goodsType == 1}}" class="_btn _exchange">去使用</jumpmallapp>
+                <view wx:if="{{hitResult.goodsType == 3}}" catchtap="toLookHitPhoto" class="_btn _exchange">去使用</view>
             </view>
             <image class="_bg" src="/images/luck-draw/hitdlgbg.png" />
         </view>