修复优惠券接口价格精度问题

Controller/CloudStorage.py

@@ -1174,7 +1174,6 @@ class CloudStorageView(View):
             return response.json(10041)
 
         orderID = CommonService.createOrderID()
-
         #优惠券
         if coupon_id:
             couponObj = CouponModel.objects.filter(id=coupon_id, use_status=0, distributeTime__lte=nowTime,
@@ -1182,12 +1181,13 @@ class CloudStorageView(View):
             couponQuery = couponObj.values("id", "type", "coupon_discount")
             if not couponQuery.exists():
                 return response.json(10049)
-            price = Decimal(price)
-            coupon_discount = Decimal(couponQuery[0]['coupon_discount'])
+            # price = Decimal(price)
+            # coupon_discount = Decimal(couponQuery[0]['coupon_discount'])
             if couponQuery[0]['type'] == 1:  #折扣
-                price = coupon_discount/10 * price
+                price = float(couponQuery[0]['coupon_discount'])/10 * float(price)
             elif couponQuery[0]['type'] == 2:  #抵扣
-                price = price - couponQuery[0]['coupon_discount']
+                price = float(price) - float(couponQuery[0]['coupon_discount'])
+
             if price < 0:
                 return response.json(10049)
             couponObj.update(use_status=1)