resolveClientEnvFile method

Implementation

Future<File> resolveClientEnvFile(String client,
    {bool isTest = false}) async {
  if (client.trim().isEmpty ||
      client.contains('/') ||
      client.contains('\\') ||
      client == '.' ||
      client == '..') {
    throw BuildException(
      'Invalid client name "$client".',
      fix: 'Client names must match a folder directly under "clients/".',
    );
  }

  final clientDir = Directory(p.join(clientsDir.path, client));
  if (!clientDir.existsSync()) {
    final known = await listClientNames();
    final hint = known.isEmpty
        ? 'No clients exist yet. Run "udara_cli setup --clients $client".'
        : 'Available clients: ${known.join(', ')}. '
            'Run "udara_cli setup --clients $client" to create it.';
    throw BuildException('Client "$client" not found.', fix: hint);
  }

  final envFileName = isTest ? '.env_test' : '.env';
  final envFile = File(p.join(clientDir.path, envFileName));
  if (!envFile.existsSync()) {
    throw BuildException(
      'Environment file missing for client "$client": $envFileName',
      fix: 'Create "${envFile.path}" or run '
          '"udara_cli setup --clients $client" to generate a template.',
    );
  }
  return envFile;
}