优惠券静态变量

src/main/java/com/dk/common/infrastructure/constant/Constant.java

@@ -683,7 +683,34 @@ public class Constant {
             this.name = name;
         }
     }
+    
+    /**
+     * @desc   : 优惠券使用优惠券使用状态
+     * @date   : 2024/7/26 14:37
+     * @author : 寇珊珊
+     */
+    public enum couponStatus {
+        WEI_SHI_YONG("优惠券状态-未使用"),
+        YI_SHI_YONG("优惠券状态-已使用"),
+        YI_SHI_XIAO("优惠券状态-已失效")
+        ;
+
+        private String name;
 
+        // get set 方法
+        public String getName() {
+            return name;
+        }
+
+        public void setName(String name) {
+            this.name = name;
+        }
+
+        // 构造方法
+        couponStatus(String name) {
+            this.name = name;
+        }
+    }
 
     /**
      * @author : 周兴

src/main/java/com/dk/common/infrastructure/enums/ErrorCodeEnum.java

@@ -125,6 +125,12 @@ public enum ErrorCodeEnum {
     ISEXISTS_GOODSCATEGORY(11124, "当前商品种类名称已存在"),
     ORDER_IS_EXISTS_RETURN_ORDERS(11125, "当前订单存在退货单据,不允许进行该操作"),
     INSUFFICIENT_INVENTORY_NOT_ALLOW_PURCHASE_RETURN(11126, "当前库存数量不足,不允许采购退货作废操作"),
+    THE_LINK_IS_NO_LONGER_VALID(11127, "链接已无效!"),
+    I_HAVE_RECENTLY_PROVIDED_ASSISTANCE(11128, "近期己助力过!"),
+    THE_REQUIRED_NUMBER_OF_HELPERS_IS_FULL(11129, "所需助力人数已满!"),
+    COUPON_USED_ALREADY(11130, "此优惠券已使用!"),
+    COUPON_INVALID(11131, "此优惠券已失效!"),
+    COUPON_IS_NOT_EXIST(11132, "此优惠券不存在!"),