private void PollForShippingRatesAsync()
{
Status shippingStatus = Status.Unknown;
task = client.GetShippingRatesForCheckout(Checkout, async(shippingRates, status, error) => {
shippingStatus = status;
if (error != null)
{
WillChangeValue("isFinished");
done = true;
DidChangeValue("isFinished");
FailedToReceiveShippingRates?.Invoke(this, error);
}
else if (shippingStatus == Status.Complete)
{
ShippingRates = shippingRates;
WillChangeValue("isFinished");
done = true;
DidChangeValue("isFinished");
DidReceiveShippingRates(this, ShippingRates);
}
else if (shippingStatus == Status.Processing)
{
await Task.Delay(500);
PollForShippingRatesAsync();
}
});
}
