tapButton method
Handle a button tap: report the click, surface the action, auto-track
event actions, then dismiss.
Implementation
void tapButton(NexusInAppMessage m, NexusInAppButton b) {
unawaited(_report(m.id, 'click', buttonId: b.id));
final action = NexusInAppAction(messageId: m.id, buttonId: b.id, action: b.action, url: b.url, event: b.event);
if (b.action == 'event' && (b.event ?? '').isNotEmpty) {
onTrackEvent?.call(b.event!);
}
onAction?.call(action);
close();
}