public DT_AuthenticateEntity GetUser(string userName, string password)
        {
            using (Team.Rehab.DataModel.RehabEntities rehab = new RehabEntities())
            {
                // string encodedpassword = decode(password);
                password = Encryption.AESEncryptString(password, "", "");
                //password = Encryption.AesDecryptString(password, "", "");
                DT_AuthenticateEntity DTpatients = (from user in rehab.tblUsers.Where(a => a.UserId == userName && a.UserPassword == password)
                                                    join usergrp in rehab.tblUserGroups on user.UserGroup equals usergrp.UGrowid


                                                    select new DT_AuthenticateEntity
                {
                    FirstName = user.FirstName,
                    LastName = user.LastName,
                    UserID = user.UserId,
                    Role = usergrp.UserGroup
                           //PhoneNumber = therapist.LastName,
                           //Email = therapist.LastName
                }
                                                    ).Distinct().ToList().FirstOrDefault();
                return(DTpatients);
                //if (DTpatients != null)
                //{
                //    return DTpatients;
                //}
                //else
                //{

                //    throw new UnauthorizedAccessException();
                //}
            }
        }