public ActionResult Import(ImportCustomersFormViewModel viewModel)
        {
            if (!ViewData.ModelState.IsValid)
            {
                return(View(viewModel));
            }

            var command = new ImportCustomersCommand(viewModel.UploadKey);
            var results = _commandProcessor.Process(command);

            if (results.Success)
            {
                return(RedirectToAction("Index"));
            }

            return(View(viewModel));
        }
        public ActionResult Import()
        {
            var viewModel = new ImportCustomersFormViewModel();

            return(View(viewModel));
        }