private CustomerQueue Apply(TicketAdded e)
{
QueuedTickets = QueuedTickets.AddFrom(e.TicketId.ToTicketId(), e.TicketNumber, e.Timestamp);
return(this);
}
public void Handle(TicketAdded e)
{
_ticketDictionary.Add(e.TicketId, e.TicketNumber == 0 ? "-" : e.TicketNumber.ToString());
}
