getNameFolder method Null safety

Future<String> getNameFolder(
  1. {String? widowsFolder}
)

takes folder name as app name for Android and iOS for Windows pass the name in the paramwidowsFolder

Implementation

static Future<String> getNameFolder({String? widowsFolder}) async {
  try {
    if (Platform.isWindows) return widowsFolder ?? "";
    return await _channel.invokeMethod('getNameFolder');
  } on PlatformException catch (e) {
    throw OpenDocumentException('getNameFolder: ${e.stacktrace.toString()}');
  }
}