public AdSequenceHandle ShowAdSequence(string placementId)
{
var handle = new AdSequenceHandle()
{
Result = ShowResult.Failed
};
handle.Coroutine = StartCoroutine(ShowAdSequence(handle, placementId));
return(handle);
}
IEnumerator ShowAdSequence(AdSequenceHandle handle, string placementId)
{
bool done = false;
ShowAd(placementId, result =>
{
handle.Result = result;
done = true;
});
yield return(new WaitUntil(() => done));
}