static int countapi = 0;
        [HttpPost]
        [Authorize]
        public ActionResult Upload(string path, HttpPostedFileBase file)
        {
            try
            {
                countapi++;
                System.Diagnostics.Debug.WriteLine("Upload API called: " + countapi + " times");

                var supportedExtensions = SupportedExtensions.Split(',');
                var fileExtension = Path.GetExtension(file.FileName).ToLower();
                if (!supportedExtensions.Contains(fileExtension))
                {
                    return new HttpStatusCodeResult(System.Net.HttpStatusCode.BadRequest, "Unsupported file type.");
                }
                var directoryPath = Path.Combine(BasePath, path);
                var fileName = file.FileName;
                var fullPath = Path.Combine(directoryPath, fileName);
                if (System.IO.File.Exists(fullPath))
                {
                    int count = 1;
                    string originalFileName = Path.GetFileNameWithoutExtension(fileName);
                    string extension = Path.GetExtension(file.FileName);
                    while (System.IO.File.Exists(fullPath))
                    {
                        fileName = $"{originalFileName} ({count++}){extension}";
                        fullPath = Path.Combine(Path.Combine(BasePath, path), fileName);
                    }
                }
                if (!Directory.Exists(Path.Combine(BasePath, path)))
                {
                    Directory.CreateDirectory(Path.Combine(BasePath, path));
                }

                file.SaveAs(fullPath);

                var entry = new FileManagerEntry
                {
                    Name = Path.GetFileNameWithoutExtension(file.FileName),
                    Size = file.ContentLength,
                    Extension = Path.GetExtension(file.FileName),
                    Path = fullPath,
                    IsDirectory = false,
                    Created = DateTime.Now,
                    CreatedUtc = DateTime.UtcNow,
                    Modified = DateTime.Now,
                    ModifiedUtc = DateTime.UtcNow
                };

                return Json(entry);
            }
            catch (Exception ex)
            {
                return new HttpStatusCodeResult(System.Net.HttpStatusCode.InternalServerError, ex.Message);
            }
        }