1、提交作业添加限制；

2、服务指标；

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

@@ -1346,6 +1346,9 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
             checkTeacherLeaveDate = false;
         }
 
+        SysConfig practiceFreeApplyExpireDateConfig = sysConfigService.findByParamName(SysConfigService.PRACTICE_FREE_APPLY_EXPIRE_DATE);
+        Date practiceFreeApplyExpireDate = DateUtil.stringToDate(practiceFreeApplyExpireDateConfig.getParanValue());
+
         Date now = new Date();
         if (now.before(applyStartDay)) {
             now = applyStartDay;
@@ -1356,13 +1359,13 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
         calendar.set(Calendar.MINUTE, 0);
         calendar.set(Calendar.SECOND, 0);
         calendar.set(Calendar.MILLISECOND, 0);
-        while (calendar.getTime().before(activityEndDate)) {
+        while (calendar.getTime().before(practiceFreeApplyExpireDate)) {
             calendar.add(Calendar.DATE, 1);
             Date applyStartDay = calendar.getTime();
             calendar.add(Calendar.DATE, 6);
             Date applyEndDay = calendar.getTime();
-            if (applyEndDay.after(activityEndDate)) {
-                applyEndDay = activityEndDate;
+            if (applyEndDay.after(practiceFreeApplyExpireDate)) {
+                applyEndDay = practiceFreeApplyExpireDate;
             }
             Date firstMonday = DateUtil.getWeekDayWithDate(applyStartDay, Calendar.MONDAY);
             Date secondMonday = DateUtil.getWeekDayWithDate(applyEndDay, Calendar.MONDAY);