fix

cooleshow-mall/mall-portal/src/main/java/com/yonge/cooleshow/portal/service/impl/OmsPortalOrderServiceImpl.java

@@ -1304,6 +1304,7 @@ public class OmsPortalOrderServiceImpl implements OmsPortalOrderService {
      * @param orderItemList 可用优惠券的下单商品商品
      */
     private void calcPerCouponAmount(List<OmsOrderItem> orderItemList, BigDecimal coupon) {
+        LOG.info("coupon :{}",coupon);
         BigDecimal totalAmount = calcTotalAmount(orderItemList);
         for (OmsOrderItem orderItem : orderItemList) {
             //(商品价格/可用商品总价)*优惠券面额
@@ -1311,12 +1312,15 @@ public class OmsPortalOrderServiceImpl implements OmsPortalOrderService {
                                                .divide(totalAmount, 3, RoundingMode.HALF_EVEN)
                                                .multiply(coupon);
             orderItem.setCouponAmount(couponAmount);
+            LOG.info("coupon :{}",couponAmount);
         }
         BigDecimal reduce = orderItemList.stream()
                                          .map(OmsOrderItem::getCouponAmount)
                                          .reduce(BigDecimal.ZERO, BigDecimal::add);
         OmsOrderItem omsOrderItem = orderItemList.get(0);
         omsOrderItem.setCouponAmount(omsOrderItem.getCouponAmount().add(coupon.subtract(reduce)));
+        LOG.info("coupon :{}",coupon.subtract(reduce));
+        LOG.info("coupon :{}",omsOrderItem.getCouponAmount());
     }
 
     /**