feat:学生端加油包并发

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

@@ -3206,6 +3206,7 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
     @Override
     @Transactional(rollbackFor = Exception.class, isolation = Isolation.READ_COMMITTED)
     public HttpResponseResult createPackagePracticeGroup(PracticeGroupBuyDto practiceGroupBuyParams) {
+        studentDao.lockUser(practiceGroupBuyParams.getStudentId());
         if (Objects.isNull(practiceGroupBuyParams.getUserId())) {
             return BaseController.failed(HttpStatus.EXPECTATION_FAILED, "请选择教师");
         }
@@ -3240,8 +3241,6 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
         SysConfig practiceCourseMinutesConfig = sysConfigService.findByParamName(SysConfigService.PRACTICE_COURSE_MINUTES);
         Integer practiceCourseMinutes = practiceCourseMinutesConfig.getParanValue(Integer.class);
         SysConfig practiceCourseSalaryConfig = sysConfigService.findByParamName(SysConfigService.PRACTICE_COURSE_SALARY);
-        SysConfig practiceBuyActivityExpireDateConfig = sysConfigService.findByParamName(SysConfigService.PRACTICE_BUY_ACTIVITY_EXPIRE_DATE);
-        SysConfig practicePromotionActivityStartDateConfig = sysConfigService.findByParamName(SysConfigService.PRACTICE_PROMOTION_ACTIVITY_START_DATE);
 
         Date now = new Date();