private static ActionResult CreateFileSteramResult(ResponseFile file)
        {
            var response = new HttpResponseMessage
            {
                StatusCode = System.Net.HttpStatusCode.OK
            };
            var stream = file.IsFileInfo() == true
                ? File.OpenRead(file?.FileInfo.FullName)
                : file.FileContentsStream;

            return(new FileStreamResult(stream, file.ContentType)
            {
                FileDownloadName = file.FileDownloadName
            });
        }