checkAlternativeBillingAvailabilityAndroid abstract method

Future<bool> checkAlternativeBillingAvailabilityAndroid()

Check if alternative billing is available for this user/device Step 1 of alternative billing flow

Returns true if available, false otherwise Throws OpenIapError.NotPrepared if billing client not ready

Implementation

Future<bool> checkAlternativeBillingAvailabilityAndroid();