fix orig_discount bug

soss-system/src/main/java/com/soss/system/service/impl/CouponUserServiceImpl.java

@@ -234,8 +234,8 @@ public class CouponUserServiceImpl implements ICouponUserService {
                 }
             } else {
                 List<OrderDetail> fitOrderDetails = orderDetails.stream().filter(orderDetail -> fitCouponGoodsIdList.contains(orderDetail.getGoodsId())).collect(Collectors.toList());
-                BigDecimal fitGoodsAmount = fitOrderDetails.stream().map(x -> x.getAmountShould().multiply(new BigDecimal(x.getNum()))).reduce(BigDecimal.ZERO, BigDecimal::add);
-                BigDecimal fitGoodsOrigDiscount = fitOrderDetails.stream().map(x -> x.getOrigDiscount().multiply(new BigDecimal(x.getNum()))).reduce(BigDecimal.ZERO, BigDecimal::add);
+                BigDecimal fitGoodsAmount = fitOrderDetails.stream().map(OrderDetail::getAmountShould).reduce(BigDecimal.ZERO, BigDecimal::add);
+                BigDecimal fitGoodsOrigDiscount = fitOrderDetails.stream().map(OrderDetail::getOrigDiscount).reduce(BigDecimal.ZERO, BigDecimal::add);
                 log.info("fitGoodsOrigDiscount:{}, fitGoodsAmount:{}", fitGoodsOrigDiscount, fitGoodsAmount);
                 if (couponVo.getPriceLimit() != null && couponVo.getPriceLimit().compareTo(BigDecimal.ZERO) != 0 && couponVo.getPriceLimit().compareTo(fitGoodsAmount) > 0) {
                     if (couponVo.getType().equals(CouponCategoryType.DISCOUNT.getType())) { // 折扣