public IActionResult Index(IndexViewModel vm) { if (ModelState.IsValid) { string webrootPath = _hostEnvironment.WebRootPath; var result = new IndexViewModel { Files = _upload.GetUploadFiles(vm.Email, vm.TransNumber), href = webrootPath, UploadNames = _upload.GetUploadDocs() }; return(View(result)); } return(View(vm)); }