run method

@override Future<int> run()

Runs this command.

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

Implementation

@override
Future<int> run() async {
  if (!isProjectMode) {
    stderr.writeln('Project cache is not supported for global mode');
    return 1;
  }

  final options = PatchOptions.fromArgResults(argResults!);
  final resolvedCacheDir = resolveCacheDir(
    options.globalPatchOptions.cacheDir,
  );
  final cacheDir = Directory(resolvedCacheDir);

  if (!cacheDir.existsSync()) {
    stderr.writeln(
      '$resolvedCacheDir does not exist. Did you run `$kExecutableName pub get`?',
    );
    return 1;
  }

  if (!(await gitExists())) {
    stderr.writeln('Git is not installed');
    return 1;
  }

  // dart format off
  final dotGitDir = Directory(
    resolvedCacheDir,
  ).listSync().firstWhereOrNull((entity) => basename(entity.path) == '.git')
      as Directory?;
  // dart format on
  final dotGitExists = dotGitDir != null;

  if (dotGitExists && !options.force) {
    stderr.writeln(
      'Patch is already initialized. Run with --force to initialize from scratch',
    );
    return 1;
  }

  if (dotGitExists && options.force) {
    await Process.run('git', [
      'checkout',
      '.',
    ], workingDirectory: resolvedCacheDir);

    await dotGitDir.delete(recursive: true);
  }

  await Process.run('git', ['init'], workingDirectory: resolvedCacheDir);
  await Process.run('git', ['add', '.'], workingDirectory: resolvedCacheDir);
  await Process.run('git', [
    'commit',
    '-m',
    '"Patch initialized"',
  ], workingDirectory: resolvedCacheDir);

  stdout.writeln('Patch initialized');

  return 0;
}