configure static method
Implementation
static Future<void> configure(String appId) async {
StreamSubscription subscription =
_eventChannel.receiveBroadcastStream().listen((fastEvent) {
String fastEventType = fastEvent.eventType?.toString() ?? "";
String purchaseInfo = fastEvent.purchaseInfo?.toString() ?? "";
String error = fastEvent.error?.toString() ?? "";
print(
"Subscription received event in dart/example: type: $fastEventType, purchaseInfo: $purchaseInfo, error: $error");
_callbacks!(fastEvent);
});
// TODO cancel subscription
return fastApi.configure(appId);
}