private async Task ConsumePurchaseAsync(string token)
{
ConsumeParams consumeParams =
ConsumeParams.NewBuilder()
.SetPurchaseToken(token)
.Build();
// Consume the Consumable Product
ConsumeResult consumeResult = await _billingClient.ConsumeAsync(consumeParams);
BillingResult result = consumeResult?.BillingResult;
if (result == null)
{
// Failed to get result back.
throw new InAppPurchaseException(PurchaseError.Unknown, "BillingResult is null");
}
if (result.ResponseCode != BillingResponseCode.Ok)
{
throw new InAppPurchaseException(
result.ResponseCode.ToPurchaseError(),
result.DebugMessage);
}
// Otherwise, the ConsumeAsync succeeded.
}
private void ConsumePurchase(Purchase purchase)
{
if (!purchase.IsAcknowledged)
{
var cParams =
ConsumeParams.NewBuilder()
.SetPurchaseToken(purchase.PurchaseToken)
.Build();
billingClient.Consume(cParams, this);
}
}
/// <summary>
/// Completes Consume purchase with Api request
/// </summary>
/// <param name="purchaseToken"></param>
/// <param name="payload"></param>
/// <returns></returns>
private async Task <PurchaseResult> CompleteConsume(string purchaseToken, string payload = null)
{
_tcsConsume = new TaskCompletionSource <PurchaseResult>();
var consumeParams = ConsumeParams.NewBuilder().SetPurchaseToken(purchaseToken);
if (payload != null)
{
consumeParams.SetDeveloperPayload(payload);
}
BillingClient.ConsumeAsync(consumeParams.Build(), this);
return(await _tcsConsume?.Task);
}
public Task <ConsumeResult> ConsumeAsync(ConsumeParams consumeParams)
{
var tcs = new TaskCompletionSource <ConsumeResult>();
var listener = new InternalConsumeResponseListener
{
ConsumeResponseHandler = (r, s) => tcs.TrySetResult(new ConsumeResult
{
BillingResult = r,
PurchaseToken = s
})
};
Consume(consumeParams, listener);
return(tcs.Task);
}
