Flutter Curl generator from DIO Interceptor

class CurlInterceptor extends Interceptor {
  @override
  void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
    try {
      final qp = options.queryParameters;
      final h = options.headers;
      final d = options.data;
      final curl =
          'curl -X ${options.method} \'${options.baseUrl}${options.path}' +
          (qp.length != 0 ? qp.keys.fold('', (value, key) => '$value${value.length == 0 ? '?' : '&'}$key=${qp[key]}\'') : '\'') +
          h.keys.fold('', (value, key) => '$value -H \'$key: ${h[key]}\'') +
          (d.length != 0 ? ' --data-binary \'$d\'' : '') +
          ' --insecure';
      print('server_curl: $curl');
    } catch(e) {
      print('CurlInterceptor error: $e');
    }

    super.onRequest(options, handler);
  }
}