diff --git a/src/main/java/com/example/demo/domain/vo/ConsumeUser.java b/src/main/java/com/example/demo/domain/vo/ConsumeUser.java
index d2370ce..9b6f364 100644
--- a/src/main/java/com/example/demo/domain/vo/ConsumeUser.java
+++ b/src/main/java/com/example/demo/domain/vo/ConsumeUser.java
@@ -37,6 +37,7 @@ public class ConsumeUser implements Serializable {
     private String remark; // 备注
     private Integer adminId; //提交人Id
     private String adminName; //提交人姓名
+    private Integer isRefund; //是否退款
 
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Shanghai")
     private Date createTime; // 消费时间
diff --git a/src/main/java/com/example/demo/serviceImpl/RefundServiceImpl.java b/src/main/java/com/example/demo/serviceImpl/RefundServiceImpl.java
index 5b5ecc2..085a575 100644
--- a/src/main/java/com/example/demo/serviceImpl/RefundServiceImpl.java
+++ b/src/main/java/com/example/demo/serviceImpl/RefundServiceImpl.java
@@ -12,6 +12,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.io.Console;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -95,6 +96,7 @@ public class RefundServiceImpl implements RefundService {
     @Transactional
     @Override
     public Result add(RefundUser refundUser) {
+        System.out.println("11111111111111111111");
         if (refundUser.getTaskGold() == null || refundUser.getFreeGold() == null || refundUser.getPermanentGold() == null) {
             return Result.error("金币不能为空");
         }
@@ -150,6 +152,14 @@ public class RefundServiceImpl implements RefundService {
         List<ConsumeUser> list = consumeMapper.selectOrderCodeByJwcode(userGoldRecord.getJwcode().toString(), orderCode);
         if (list == null || list.isEmpty()) {
             return Result.error("该用户没有该订单号");
+        }else if(list.size()==1){
+            ConsumeUser consumeUser = list.getFirst();
+            if(consumeUser.getIsRefund().equals(1))
+            {
+                return Result.error("该订单已被退款");
+            }
+        }else {
+            return Result.error("消费订单重复");
         }
         refundMapper.add(userGoldRecord);
         consumeMapper.updateIsRefund(orderCode);
diff --git a/src/main/resources/mapper/ConsumeMapper.xml b/src/main/resources/mapper/ConsumeMapper.xml
index ce5134c..8263303 100644
--- a/src/main/resources/mapper/ConsumeMapper.xml
+++ b/src/main/resources/mapper/ConsumeMapper.xml
@@ -134,7 +134,8 @@
     <select id="selectOrderCodeByJwcode" resultType="com.example.demo.domain.vo.ConsumeUser">
         SELECT
         ugr.jwcode AS jwcode,
-        ugr.order_code AS orderCode
+        ugr.order_code AS orderCode,
+        ugr.is_refund AS isRefund
         FROM user_gold_record ugr
         where
             ugr.order_code =  #{orderCode}