public ImportKeyViewModel(IDiscogsAuthentificationProvider iIWebServicesSettings, IInfraDependencies idp) :
            base(iIWebServicesSettings, idp)
        {
            Directory = idp.File.DocumentFolder;
            _FileTools =  _Infra.File;

            Commit = this.Register(RelayCommand.Instanciate(() => DoCommit(), () => _FileTools.FileExists(FilePath)));
    
            FileExtension = _FileTools.GetFileFilter(_FileTools.KeysFileExtesion,"key files"); 
        }