run method

Implementation

@override
Future<void> run() async {
  final yesFlag = argResults!['yes'] as bool;

  final projectDir = findNitroProjectRoot();
  if (projectDir == null) {
    stderr.writeln('❌ No Nitro project found.');
    exit(1);
  }
  final pubspec = File(p.join(projectDir.path, 'pubspec.yaml'));
  String pluginName = 'unknown';
  for (final line in pubspec.readAsLinesSync()) {
    if (line.startsWith('name: ')) {
      pluginName = line.replaceFirst('name: ', '').trim();
      break;
    }
  }
  Directory.current = projectDir;

  // ── Preflight: detect managed content removed by manual edits ─────────────
  // If the user manually deleted an import or register() call that nitrogen
  // link previously injected, we detect it here — before the TUI starts —
  // and ask for confirmation to re-inject. This prevents silent overwrites.
  final issues = detectManagedContentIssues(baseDir: projectDir.path);
  if (issues.isNotEmpty) {
    stderr.writeln('');
    stderr.writeln('  \x1B[1;33m⚠  nitrogen link detected managed content missing from plugin files:\x1B[0m');
    stderr.writeln('');
    // Group by file for readability.
    final byFile = <String, List<String>>{};
    for (final issue in issues) {
      byFile.putIfAbsent(issue.file, () => []).add(issue.description);
    }
    for (final entry in byFile.entries) {
      stderr.writeln('  \x1B[1;37m${entry.key}\x1B[0m');
      for (final desc in entry.value) {
        stderr.writeln('    \x1B[33m• $desc\x1B[0m');
      }
    }
    stderr.writeln('');
    stderr.writeln('  These sections are managed by nitrogen link.');
    stderr.writeln('  Re-running link will restore them automatically.');

    if (!yesFlag) {
      stderr.write('\n  Re-inject missing sections? [Y/n] ');
      final answer = (stdin.readLineSync() ?? '').trim().toLowerCase();
      if (answer == 'n' || answer == 'no') {
        stderr.writeln('\n  Skipped. Run `nitrogen link --yes` to suppress this prompt.');
        return;
      }
    } else {
      stderr.writeln('  (--yes flag set — proceeding without confirmation)');
    }
    stderr.writeln('');
  }

  final result = LinkResult();
  await runApp(LinkView(pluginName: pluginName, result: result));
  if (result.success) {
    stdout.writeln('\n  \x1B[1;32m✨ $pluginName linked\x1B[0m');
  }
}