doFetch method

void doFetch(VoltronMap requestParams, JSPromise promise)

Implementation

void doFetch(final VoltronMap requestParams, final JSPromise promise) async {
  VoltronHttpRequest httpRequest;
  VoltronHttpResponse httpResponse;
  try {
    httpRequest = await generateHttpRequest(requestParams);
  } catch (e) {
    promise.reject(e.toString());
    return;
  }
  callBeforeRequestSend(httpRequest);
  try {
    httpResponse = await sendRequest(httpRequest);
    callAfterResponseReceive(httpRequest, httpResponse);
    onSuccess(httpRequest, httpResponse, promise);
  } catch (e) {
    if (e is DioError) {
      var resHeaderMap = e.response?.headers.map;
      httpResponse = VoltronHttpResponse(
        statusCode: e.response?.statusCode ?? VoltronHttpResponse.unknownStatus,
        statusMessage: e.response?.statusMessage ?? '',
        headerMap: resHeaderMap != null ? normalizeResponseHeader(resHeaderMap) : {},
        requestOptions: e.requestOptions,
        data: e.response?.data ?? '',
      );
    } else {
      httpResponse = VoltronHttpResponse(
        statusCode: VoltronHttpResponse.unknownStatus,
        statusMessage: e.toString(),
        headerMap: {},
        requestOptions: null,
        data: '',
      );
    }
    callAfterResponseReceive(httpRequest, httpResponse);
    onFailed(httpRequest, httpResponse, promise);
    return;
  }
}