public string GetUserIdForDeletedUserInDepartment(int departmentId, string email) { var idenity = _usersService.GetUserByEmail(email); if (idenity == null) { return(null); } var dm = _departmentMembersRepository.GetAll().FirstOrDefault(x => x.DepartmentId == departmentId && x.UserId == idenity.Id); if (dm == null) { return(null); } if (dm.IsDeleted) { return(idenity.Id); } return(null); }