第二件半价券

cash-common/cash-common-service/src/main/java/com/czg/order/entity/OrderDetail.java

@@ -201,6 +201,10 @@ public class OrderDetail implements Serializable {
         return packAmount == null ? BigDecimal.ZERO : packAmount;
     }
 
+    public BigDecimal getDiscountAmount() {
+        return discountAmount == null ? BigDecimal.ZERO : discountAmount;
+    }
+
     public String getRefundRemark() {
         return StrUtil.isBlank(refundRemark) ? "" : refundRemark + " ";
     }