run method

@override void run()

Runs this command.

The return value is wrapped in a Future if necessary and returned by CommandRunner.runCommand.

Implementation

@override
void run() async {
  final argMorphemeYaml = argResults.getOptionMorphemeYaml();
  YamlHelper.validateMorphemeYaml(argMorphemeYaml);

  final yaml = YamlHelper.loadFileYaml(argMorphemeYaml);

  final Map? download = yaml['download'];
  if (download == null) {
    StatusHelper.failed('morpheme.yaml not contain download');
    return;
  }

  download.forEach((key, value) async {
    if (value is! Map) {
      print(
          'Configuration error for $key: expected a map with "url" and "path".');
      StatusHelper.failed(
          'Configuration error for $key: expected a map with "url" and "path".');
      return;
    }

    final String? url = value['url'];
    final String? path = value['dir'];
    final bool isCompressed = value['compressed'] ?? false;

    if (url == null || path == null) {
      print('Invalid configuration for $key. URL and path must be provided.');
      StatusHelper.failed(
          'Invalid configuration for $key. URL and path must be provided.');
      return;
    }

    try {
      print('Downloading from $url to $path...');
      final bytes = await HttpClientHelper.downloadFile(
        url,
        onProgress: (downloadedLength, contentLength, progress) {
          stdout.write(
            "\rDownload progress: $downloadedLength / $contentLength .................. ${progress.toStringAsFixed(2)}%",
          );
        },
      );
      Directory directory = Directory(path);
      if (!directory.existsSync()) {
        directory.createSync(recursive: true);
      }
      File file = File(join(path, basename(url)));
      await file.writeAsBytes(bytes);
      print('Download completed.');

      if (isCompressed) {
        print('Extracting the compressed file...');
        await ArchiveHelper.extractFile(file, path);
        print('Extraction completed.');
        print('Removing compressed file');
        if (await file.exists()) {
          await file.delete();
        }
        final macosxDir = Directory(join(path, '__MACOSX'));
        if (await macosxDir.exists()) {
          await macosxDir.delete(recursive: true);
        }
        print('Removal completed.');
      }
    } catch (e) {
      print('Failed to download or extract file: $e');
      StatusHelper.failed('Failed to download or extract file: $e');
    }
  });
}