downloadFile method

Implementation

@override
Future<String> downloadFile(
    {required String remotePath, required String localPath}) {
  return _executeRequest(() async {
    final normalizedPath = _normalizePath(remotePath);
    debugPrint(
        'Downloading from Dropbox path: $normalizedPath to $localPath');
    final response = await _dio.post(
      'https://content.dropboxapi.com/2/files/download',
      options: Options(
        headers: {
          'Dropbox-API-Arg': jsonEncode({'path': normalizedPath})
        },
        responseType: ResponseType.stream, // Download as a stream.
      ),
    );
    final file = File(localPath);
    final sink = file.openWrite();
    final Stream<Uint8List> stream = response.data.stream;
    await stream.cast<List<int>>().pipe(sink); // Pipe stream to file.
    debugPrint('Successfully downloaded file to $localPath');
    return localPath;
  });
}