fix 班级课程调整

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

@@ -1230,6 +1230,17 @@ public class ClassGroupServiceImpl extends BaseServiceImpl<Integer, ClassGroup>
         if (classGroup == null) {
             throw new Exception("班级不存在");
         }
+        if (classGroup4MixDto.getCourseAddType().equals("renew")) {
+            List<CourseSchedule> noStartCourses = courseScheduleService.findNoStartCoursesByClassGroupId(classGroup.getId());
+            if (noStartCourses.size() > 0) {
+                List<Long> courseScheduleIds = noStartCourses.stream().map(courseSchedule -> courseSchedule.getId()).collect(Collectors.toList());
+                courseScheduleDao.batchDeleteCourseSchedules(courseScheduleIds);
+                courseScheduleTeacherSalaryDao.batchDeleteByCourseScheduleIds(courseScheduleIds);
+                teacherAttendanceDao.batchDeleteByCourseSchedules(courseScheduleIds);
+                courseScheduleStudentPaymentDao.deleteByCourseSchedule(courseScheduleIds);
+            }
+        }
+
         MusicGroup musicGroup = musicGroupDao.get(classGroup.getMusicGroupId());
 
         Integer schoolId = musicGroup.getSchoolId();