public PosEvent()
{
this.promoField = new PosEventPromo();
this.compField = new PosEventComp();
this.paymentField = new PosEventPayment();
this.deletedField = new PosEventDeleted();
this.itemField = new List<PosEventItem>();
this.employeeField = new PosEventEmployee();
}
public PosEvent(string eventName, int terminalId, PosEventEmployee employee, PosEventPromo promo)
: this(eventName, terminalId, employee)
{
Promo = promo;
}