private IEnumerable StartedBy(OrderPlaced e)
{
yield return(new RequestPayment(e.OrderId)
.AndSignalTimeout()
.ToSelf()
.After(TimeSpan.FromHours(1)));
yield return(new SendPurchaseConfirmation(e.OrderId));
}
private IEnumerable On(OrderPlaced e)
{
yield return(new RequestPayment(e.OrderId));
yield return(new SendPurchaseConfirmation(e.OrderId));
}