feature 解决模板不存在导致的报错问题

rw-training/training-common/src/main/java/com/rongwei/trainingcommon/sys/service/impl/TrainingDemandServiceImpl.java

@@ -117,6 +117,10 @@ public class TrainingDemandServiceImpl implements TrainingDemandService {
                 .in(TrainingDemandTempDo::getId, surveyTempDetailDos.stream()
                         .map(TrainingDemandSurveyTempDetailDo::getTempid)
                         .collect(Collectors.toList())));
+        if(trainingDemandTempDos.isEmpty()){
+            log.error("培训模板不存在");
+            return R.error("培训模板不存在");
+        }
         // 模板子表
         List<TrainingDemandTempDetailDo> trainingDemandTempDetailDos = trainingDemandTempDetailDao.selectList(
                 new LambdaQueryWrapper<TrainingDemandTempDetailDo>()