public FileResult DownloadReservationFile(DownloadHospitalReservationFileCommand command)
 {
     var result = _hospitalRegistrationsService.DownloadHospitalReservationFile(command);
     return File(result.File, System.Net.Mime.MediaTypeNames.Application.Octet, result.FileName);
 }
        public DownloadHospitalReservationFileCommandAnswer DownloadHospitalReservationFile(DownloadHospitalReservationFileCommand command)
        {
            var files = _reservationFileRepository.GetModels();
            var file = files.FirstOrDefault(model => model.Id == command.HospitalReservationFileId);

            Stream stream = new MemoryStream(file.File);

            return new DownloadHospitalReservationFileCommandAnswer
            {
                File = stream,
                FileName = file.Name
            };
        }