fix: debug weixin pay & active card

pages/appointment/appointment.js

@@ -263,7 +263,7 @@ Page({
             })
           } else if (res.cancel) {
             wx.navigateTo({
-              url: '/pages/scan/scan?form=appointment',
+              url: '/pages/exchange/exchange',
             })
           }
         }

pages/buy/buy.js

@@ -42,7 +42,10 @@ Page({
       response.map((item, index) => {
         if (item.isRecommend) {
           this.setData({
-            activeIndex: index
+            activeIndex: index,
+            goodsId: item.goodsId,
+            orderAmount: item.salePrice,
+            num: item.donateNumber + item.useNumber
           })
         }
       })