isBillingProgramAvailableAndroid abstract method

Future<BillingProgramAvailabilityResultAndroid> isBillingProgramAvailableAndroid(
  1. BillingProgramAndroid program
)

Check whether a billing program (e.g., External Payments) is available for the current user. Replaces the deprecated isExternalOfferAvailableAsync API.

Available in Google Play Billing Library 8.2.0+. Returns availability result with isAvailable flag. Throws OpenIapError.NotPrepared if billing client not ready. See: https://www.openiap.dev/docs/apis/android/is-billing-program-available-android

Implementation

Future<BillingProgramAvailabilityResultAndroid> isBillingProgramAvailableAndroid(BillingProgramAndroid program);