1、教务端课程交换

2、vip课退课费用及相关逻辑调整
3、补签到、签退

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

@@ -417,8 +417,8 @@ public class VipGroupServiceImpl extends BaseServiceImpl<Long, VipGroup> impleme
 				VipGroupDefaultClassesCycle vipGroupDefaultClassesCycle = vipGroupDefaultClassesCycleDao.findByOrganAndClassTimes(totalClassTimes);
 
 				if (vipGroupDefaultClassesCycle != null) {
-					int month = DateUtil.monthsBetween(groupCourseStartTime, groupCourseEndTime);
-					if (month > vipGroupDefaultClassesCycle.getMonth()) {
+					Date expectEndCourseTime = DateUtil.addMonths(groupCourseStartTime, vipGroupDefaultClassesCycle.getMonth());
+					if (groupCourseEndTime.after(expectEndCourseTime)) {
 						throw new BizException("课时安排时间超出范围!");
 					}
 				}