[HttpPost]
        [NoCache]
        public void Edit_Files()
        {
            var user = _bdData.GetUserByLogin(HttpContext.User.Identity.Name);
            _bdData.AddFileUploadLog(Request.Files.Count, null, null, null, null, null);
            long tenderRequestId = 0;

            if (Request.Files.Count > 0)
            {
                foreach (var key in Request.Files.AllKeys)
                {
                    try
                    {
                        var file = Request.Files[key];

                        if (file == null)
                            continue;

                        var itemId = long.Parse(key.Split('-')[1]);
                        try
                        {
                            tenderRequestId = long.Parse(key.Split('-')[2]);
                        }
                        catch (Exception)
                        {
                            tenderRequestId = 0;
                        }



                        var request = user.TenderRequest.FirstOrDefault(a => a.Id == tenderRequestId);

                        if (request == null)
                        {
                            throw new UnauthorizedAccessException("Ошибка доступа");
                        }



                        var fileName = file.FileName;
                        var contentLength = file.ContentLength;

                        _bdData.AddFileUploadLog(Request.Files.Count, tenderRequestId, itemId, fileName, key, contentLength);


                        if (_bdData.FileExists(tenderRequestId, itemId, fileName, contentLength, FileHelper.GetFileTypesEnumByFileName(key))) continue;
                        string localFileName;
                        var fullPath = FileHelper.SaveLocalFile(file.InputStream, file.FileName, out localFileName);
                        _bdData.AddFile(tenderRequestId, itemId, fileName, contentLength, fullPath, localFileName, FileHelper.GetFileTypesEnumByFileName(key), file.ContentType);
                    }
                    catch (Exception ex)
                    {
                        SaveLog(tenderRequestId, user, user, "", "Edit_Files", "", "", "", ex, ex.InnerException);
                    }

                }
            }
        }