public static void Execute(SingCodeToEmailRequest request)
        {
            if (request.Login != null)
            {
                DbHelper.CheckLodinInEmail(request.Login, request.Email);
            }

            Random rnd  = new Random();
            var    code = rnd.Next(1000, 10001);

            DbHelper.SaveUserCode(code, request.Email);

            if (request.Login != null)
            {
                SendEmailBLL.SendEmail("Смена пароля", $"Код подтверждения для изменения пароля от Вашей учетной записи: {code}", request.Email);
            }

            else
            {
                SendEmailBLL.SendEmail("Регистрация", $"Код подтверждения регистрации: {code}", request.Email);
            }
        }
 public void SingCodeToEmail(SingCodeToEmailRequest request) => SingCodeToEmailBLL.Execute(request);