public async Task <IActionResult> DownloadFile(Guid fileID) { try { var file = await _messageRepository.GetFileAsync(fileID); if (file == null) { throw new FileNotFoundException(); } string path = Path.Combine(Environment.CurrentDirectory, file.Path); if (!System.IO.File.Exists(path)) { throw new FileNotFoundException(); } byte[] mas = System.IO.File.ReadAllBytes(path); return(File(mas, "application/octet-stream", file.Name)); } catch (FileNotFoundException) { return(NotFound()); } catch (Exception) { return(BadRequest()); } }