增加partner 退款分布式锁

liquidnet-bus-api/liquidnet-service-goblin-api/src/main/java/com/liquidnet/service/goblin/constant/GoblinRedisConst.java

@@ -455,6 +455,12 @@ public class GoblinRedisConst {
      */
     public static final String SQB_GOBLIN_ORDER_SN_KEY = PREFIX.concat("sqb:orderSn:");
 
+    /**
+     * 订单退款分布式锁
+     * {goblin:refund:lock:${orderId}, 1}
+     */
+    public static final String REFUND_ORDER_LOCK = PREFIX.concat("refund:lock:");
+
     /**
      * 收钱吧 用户订单列表
      */

liquidnet-bus-service/liquidnet-service-goblin/liquidnet-service-goblin-impl/src/main/java/com/liquidnet/service/goblin/service/impl/manage/GoblinStoreBackOrderServiceImpl.java

@@ -8,6 +8,7 @@ import com.liquidnet.service.base.constant.MQConst;
 import com.liquidnet.service.candy.constant.CandyRedisConst;
 import com.liquidnet.service.candy.dto.CandyUserCouponBasicDto;
 import com.liquidnet.service.dragon.constant.DragonConstant;
+import com.liquidnet.service.goblin.constant.GoblinRedisConst;
 import com.liquidnet.service.goblin.constant.GoblinStatusConst;
 import com.liquidnet.service.goblin.dto.vo.*;
 import com.liquidnet.service.goblin.entity.GoblinBackOrder;
@@ -291,6 +292,13 @@ public class GoblinStoreBackOrderServiceImpl implements IGoblinStoreBackOrderSer
         if (!orderVo.getMixId().isEmpty()) {
             return ResponseDto.failure("组合购商品暂不支持退款");
         }
+
+        // 分布式锁防并发重复退款
+        String lockKey = GoblinRedisConst.REFUND_ORDER_LOCK + param.getOrderId();
+        if (!redisUtils.redisUtil.lock(lockKey, 1, 30)) {
+            return ResponseDto.failure("退款处理中，请勿重复操作");
+        }
+        try {
             if (hasProcessingBackOrder(orderVo.getOrderId())) {
                 return ResponseDto.failure("已有退款处理中");
             }
@@ -312,6 +320,9 @@ public class GoblinStoreBackOrderServiceImpl implements IGoblinStoreBackOrderSer
                 return ResponseDto.failure("请选择退款商品");
             }
             return createStoreRefundOrder(orderVo, refundSkuVos, beforeShip, param, uid, now, nowStr);
+        } finally {
+            redisUtils.redisUtil.uLock(lockKey);
+        }
     }
 
     @Override