getResponse method

Implementation

Future<TResponse?> getResponse() async {
  var resp = await _fetch();
  while (resp.statusCode.between(300, 400)) {
    var newMethod = resp.statusCode == 303 ? HttpMethod.get : null;
    var newUri = _getLocation(resp.headers)?.split(',').first.trim();
    if (newUri == null || newUri.isEmpty) {
      throw HttpError(
        message: "The server indicated a redirect without a location.",
        uri: requestConfig.url,
        statusCode: resp.statusCode,
      );
    }
    resp = await _fetch(
      overrideUrl: newUri,
      overrideMethod: newMethod,
    );
  }
  if (resp.statusCode >= 400) {
    throw HttpError(
      message: "The request returned a ${resp.statusCode} HTTP status code"
          " ${_getReason(resp)}",
      uri: requestConfig.url,
      statusCode: resp.statusCode,
    );
  }
  return requestConfig.fromJson(
    jsonDecode(utf8.decode(resp.bodyBytes)) as Map<String, dynamic>,
  );
}