public void Add(GroupSubjectTeacherRelationDTO relation)
{
try
{
ValidateModule.ValidateStudent(relation.GroupId);
ValidateModule.ValidateSubject(relation.SubjectId);
ValidateModule.ValidateTeacher(relation.TeacherId);
GroupSubjectRelation groupSubjectRelation =
AutoMap <GroupSubjectTeacherRelationDTO, GroupSubjectRelation> .Map(relation);
Database.GroupSubjectRelations.Add(groupSubjectRelation);
Database.Commit();
}
catch (ValidationException)
{
throw;// new ValidationException(ex.Message, ex.Property);
}
}
public GroupSubjectRelation ValidateGroupSubjectTeacherRelation(int?relationId)
{
if (relationId == null || relationId == 0)
{
throw new ValidationException("Задан неверный Id связи.", "");
}
GroupSubjectRelation findingRelation =
_database.GroupSubjectRelations
.GetById((int)relationId);
try
{
return(ValidateGroupSubjectTeacherRelation(findingRelation));
}
catch (ValidationException)
{
throw;
}
}
public GroupSubjectRelation ValidateGroupSubjectTeacherRelation(GroupSubjectRelation relation) =>
relation ?? throw new ValidationException("Связь не найдена", "");
