update 订单导出增加新生课程专享

mec-biz/src/main/java/com/ym/mec/biz/service/impl/SubjectChangeServiceImpl.java

@@ -185,6 +185,8 @@ public class SubjectChangeServiceImpl extends BaseServiceImpl<Integer, SubjectCh
     @Transactional(rollbackFor = Exception.class)
     public SubjectChange addChange(SubjectChange subjectChange) {
         Date nowDate = new Date();
+        SubjectChange studentOriginal = getStudentOriginal(subjectChange.getStudentId(), subjectChange.getMusicGroupId());
+        subjectChange.setOriginalCost(studentOriginal.getOriginalCost());
         subjectChange.setStatus(SubjectChangeStatusEnum.WAIT_PAY);
         MusicGroup musicGroup = musicGroupDao.get(subjectChange.getMusicGroupId());
         subjectChange.setOrganId(musicGroup.getOrganId());