参考
GitHub のコード的には こちら
@OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
fun onResume() {
logD("onResume()")
val notification = notificationPostman.findNotification(context, NotificationId.CALL.id)
if (notification != null) {
logI("Found call notification. Send fullScreenIntent.")
try {
notificationPostman.delete(context, NotificationId.CALL.id)
notification.fullScreenIntent.send()
} catch (e : PendingIntent.CanceledException) {
e.printStackTrace()
}
}
}