add: 可领取次数>０_请求

src/pages/pointDetail/pointDetail.js

@@ -25,7 +25,8 @@ wxService.page({
     countObj: {
       surplusPoints: 0,
       exchangeCount: 0,
-      totalPoints: 0
+      totalPoints: 0,
+      surplusExchangeCount: 0
     },
     currentPercent: 0, // 当前进度
     isDisabled: false
@@ -85,7 +86,8 @@ wxService.page({
         if (result == 0) {
           this.setData({
             countObj: data,
-            currentPercent: (100 / this.data.goal) * data.surplusPoints
+            currentPercent: (100 / this.data.goal) * data.surplusPoints,
+            surplusExchangeCount: data.surplusExchangeCount
           }, () => {
             wx.hideLoading()
           })
@@ -100,20 +102,15 @@ wxService.page({
   handleGo() {
     // 跳转  popupType: 0  默认不跳转  1 优惠券 2 积分
     const { popupType } = this.data
-    let dialog = this.data.dialog
     if (popupType == 1) {
       wxService.router(`/pages/coupons/coupons`)
     } else if (popupType == 2) {
       wxService.router(`/pages/integralWater/integralWater`)
     } else {
       // 隐藏 dialog
-      dialog.show = false
-      this.setData({
-        dialog
-      },()=>{
-         // 获取最新数据
-        this.getPointExchange()
-      })
+      this.isShowDialog(false)
+      // 获取最新数据
+      this.getPointExchange()
     }
   },
   //  触点有礼-消费集点兑换
@@ -129,21 +126,25 @@ wxService.page({
         if (result == 0) {
           wx.hideLoading()
           // 显示 dialog
-          this.showDialog()
+          this.isShowDialog(true)
         }
       }
     })
   },
-  showDialog() {
+  isShowDialog(flag) {
     let dialog = this.data.dialog
-    dialog.show = true
+    dialog.show = flag
     this.setData({
       dialog
     })
   },
+
   handleToGet() {
       // 按钮防止短时间多次点击
-      this.getPointExchange()
+      const { countObj } = this.data
+      if(countObj.surplusExchangeCount) {
+        this.getPointExchange()
+      }
       this.setData({
         isDisabled: true
       })
@@ -168,6 +169,8 @@ wxService.page({
     if (id) {
       this.getPointDetail(id)
     }
+     // 隐藏 dialog
+     this.isShowDialog(false)
   },
 
   /**