private async Task CreateNewFileAsync()
{
var parameter = new CreateNodeNavigationParameter(_directoryService.SelectedDirectory);
var result = await _dialogService.ShowDialogAsync <CreateFileDialogResult, CreateNodeNavigationParameter>(
nameof(CreateFileDialogViewModel), parameter);
if (!string.IsNullOrEmpty(result?.FileName))
{
_operationsService.CreateFile(_directoryService.SelectedDirectory, result.FileName);
}
}