get<R> method

@override Future<Response<T>> get<R>(String id, { Map<String, dynamic>? extra, R? source(R parent)?, })

Implementation

@override
Future<Response<T>> get<R>(
  String id, {
  Map<String, dynamic>? extra,
  R? Function(R parent)? source,
}) async {
  final response = Response<T>();
  try {
    if (id.isNotEmpty && extra != null && extra.isNotEmpty) {
      final value = await input(extra);
      if (value.isNotEmpty) {
        final url = currentUrl(id, source);
        final reference = encryptor.type == ApiRequest.get
            ? await database.get(url, data: value)
            : await database.post(url, data: value);
        final data = reference.data;
        final code = reference.statusCode;
        if ((code == 200 || code == encryptor.status.ok) &&
            data is Map<String, dynamic>) {
          final result = build(data);
          return response.copy(data: result);
        } else {
          final error = "Data unmodified [${reference.statusCode}]";
          return response.copy(snapshot: reference, error: error);
        }
      } else {
        const error = "Unacceptable request.";
        return response.copy(error: error);
      }
    } else {
      const error = "Undefined request.";
      return response.copy(error: error);
    }
  } catch (_) {
    return response.copy(error: _.toString());
  }
}