update

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

@@ -1953,7 +1953,7 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
             if (i == 1) {
                 i = 7;
             } else {
-                i = --i;
+                i = i - 1;
             }
             for (CourseTimeDto courseTime : vipGroupCourseAdjustInfo.getCourseTimes()) {
                 if (Objects.isNull(courseTime.getDayOfWeek())) {
@@ -1963,8 +1963,7 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
                     throw new BizException("排课循环周期错误");
                 }
                 if (courseTime.getDayOfWeek() == i) {
-                    String dateYmdStr = DateUtil.dateToString(calendar.getTime(), DateUtil.ISO_EXPANDED_DATE_FORMAT);
-                    dateYmdStr = dateYmdStr + " " + courseTime.getStartClassTime();
+                    String dateYmdStr = courseTime.getStartClassTime();
                     Date courseStartTime = DateUtil.stringToDate(dateYmdStr, "yyyy-MM-dd HH:mm");
                     Date courseEndTime = DateUtil.addMinutes(courseStartTime, singleClassMinutes);
                     if(DateUtil.daysBetween(DateUtil.stringToDate(DateUtil.format(courseStartTime,DateUtil.DEFAULT_PATTERN),DateUtil.DEFAULT_PATTERN),