码上快购_盲票0元购，每个用户限一张,优惠券可能把实付金额减到0

mp-admin/src/main/java/com/qs/mp/web/controller/api/user/UserTicketOrderController.java

@@ -228,7 +228,7 @@ public class UserTicketOrderController extends BaseApiController {
             return AjaxResult.error("盲票已停售！");
         }
         //免费的盲票每个用户只能领取一次
-        if (orderSettleVO.getPayAmt() == 0){
+        if (orderSettleVO.getPayAmt() == 0 && orderSettleVO.getDiscountAmt() == 0){
             int orderCount = userTicketOrderService.count(
                     new LambdaQueryWrapper<UserTicketOrder>().eq(UserTicketOrder::getUserId, userId).eq(UserTicketOrder::getBoxId, orderSettleVO.getBoxId()));
             if (orderCount > 0) {