// Fetching shipping rates requires communicating with 3rd party shipping servers, so we need to poll until all the rates have been fetched.
private void FetchShippingRates()
{
SampleApplication.GetShippingRates(
(shippingRates, response) =>
{
if (response.Status == (int)HttpStatus.Accepted)
{
// Poll until the server either fails or returns HttpStatus.SC_ACCEPTED
pollingHandler.PostDelayed(() =>
{
FetchShippingRates();
}, PollDelay);
}
else if (response.Status == (int)HttpStatus.Ok)
{
isFetching = false;
OnFetchedShippingRates(shippingRates.ToList());
}
else
{
isFetching = false;
// Handle error
OnError(response.Reason);
}
},
error =>
{
isFetching = false;
// Handle error
OnError(error);
});
}
