fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/grade/service/impl/ClassGradeUserServiceImpl.java

@@ -960,6 +960,7 @@ public class ClassGradeUserServiceImpl extends ServiceImpl<ClassGradeUserMapper,
         for (ClassGrade classGrade : classGradeList) {
             classGradeUser = iClassGradeUserService.getOne(new LambdaQueryWrapper<ClassGradeUser>()
                     .eq(ClassGradeUser::getGradeId, classGrade.getGradeId())
+                    .eq(ClassGradeUser::getChangeGrade, 0)
                     .eq(ClassGradeUser::getStatus, 1)
                     .eq(ClassGradeUser::getUserId, user.getUserId()).last("limit 1"));
             if (Validator.isNotEmpty(classGradeUser)) {
@@ -1066,6 +1067,7 @@ public class ClassGradeUserServiceImpl extends ServiceImpl<ClassGradeUserMapper,
             LambdaQueryWrapper<ClassGradeUser> lqw = Wrappers.lambdaQuery();
             lqw.eq(ClassGradeUser::getGradeId, classGrade.getGradeId());
             lqw.eq(ClassGradeUser::getUserId,  user.getUserId());
+            lqw.eq(ClassGradeUser::getChangeGrade, 0);
             lqw.eq(ClassGradeUser::getStatus,  1);
             List<ClassGradeUser> gradeUserList = iClassGradeUserService.list(lqw);
             for (ClassGradeUser gu : gradeUserList) {