saveImage function

Future<String> saveImage(Uint8List data, String filename)

Save image data to file

Implementation

Future<String> saveImage(
  Uint8List data,
  String filename,
) async {
  final file = XFile.fromData(data, name: filename);
  String path = filename;
  if (!file.path.startsWith('/')) {
    if (UniversalPlatform.isDesktop) {
      path = '${(await getDownloadsDirectory())?.path}/$path';
    } else if (UniversalPlatform.isAndroid) {
      if (!await Permission.storage.request().isGranted) {
        return '';
      }
      path = '${await _channel.invokeMethod('getPicturesDirectory')}/$path';
    }
  }
  if (UniversalPlatform.isIOS) {
    path = '';
    await _channel.invokeMethod('saveImage', data);
  } else {
    await file.saveTo(path);
  }
  if (UniversalPlatform.isAndroid) {
    _channel.invokeMethod('scanFile', path.replaceAll('/$filename', ''));
  }
  return path;
}