public Transaction(Customer customer, Film film, int days)
{
Calculator calc = new Calculator();
this.customer = customer;
this.film = film;
this.days = days;
this.price = calc.PerformOperation("useMoney", film.FilmType, days);
int bonusCost = (int)calc.PerformOperation("useBonus", film.FilmType, days);
this.bonusable = this.customer.bonusPoints >= bonusCost;
this.bonusPoints = (this.bonusable) ? bonusCost : 0;
}
public void ChargeBonus(Type type)
{
Calculator calc = new Calculator();
this.bonusPoints += (int)calc.PerformOperation("getBonus", type, 0);
}
