验劵一个劵码只能一个人用

share-system/src/main/java/share/system/service/impl/QPServiceImpl.java

@@ -72,14 +72,17 @@ public class QPServiceImpl implements QPService {
         LambdaQueryWrapper<SConsumerCoupon> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(SConsumerCoupon::getDealId, prepare.getDeal_id());
         queryWrapper.eq(SConsumerCoupon::getCouponCode, code);
-        queryWrapper.eq(SConsumerCoupon::getConsumerId, user.getId());
-        SConsumerCoupon one = isConsumerCouponService.getOne(queryWrapper);
-        //判断是否领取过
-        if (ObjectUtils.isNotEmpty(one)) {
-            //领取删除原来的
-            isConsumerCouponService.deleteSConsumerCouponById(one.getId());
-            //删除redis
-            redisUtil.delete(ReceiptRdeisEnum.PREPARE.getValue() + prepare.getReceipt_code());
+        SConsumerCoupon two = isConsumerCouponService.getOne(queryWrapper);
+        if (ObjectUtils.isNotEmpty(two)) {
+            //判断是否本人领取过
+            if (!two.getConsumerId().equals(user.getId())) {
+                throw new RuntimeException("该券码已被领取");
+            } else {
+                //领取删除原来的
+                isConsumerCouponService.deleteSConsumerCouponById(two.getId());
+                //删除redis
+                redisUtil.delete(ReceiptRdeisEnum.PREPARE.getValue() + prepare.getReceipt_code());
+            }
         }
         //根据优惠卷名称查询优惠劵配置
         SCoupon sCoupon = isCouponService.selectSCouponByName(prepare.getDeal_title());