* 代码优化

src/main/java/com/huiju/estateagents/service/impl/TaPreselectionRecordServiceImpl.java

@@ -151,7 +151,7 @@ public class TaPreselectionRecordServiceImpl extends ServiceImpl<TaPreselectionR
         ResponseBean responseBean = new ResponseBean<>();
         // 校验是否已经取消
         TaPreselectionRecord preselectionRecord = taPreselectionRecordMapper.getRecordByPersonIdAndHouseId(personId, houseId);
-        if (preselectionRecord != null && 1 != preselectionRecord.getStatus()) {
+        if (preselectionRecord == null || 1 != preselectionRecord.getStatus()) {
             responseBean.addError("未预选过此房源，或已取消预选此房源");
             return responseBean;
         }