/// <summary>
/// Gives the guest a free coupon book.
/// </summary>
/// <returns>Returns a map.</returns>
public Map GiveFreeMap()
{
Item item = null;
try
{
item = Attendant.FindItem(this.Items, typeof(Map));
}
catch (Exception)
{
throw new MissingItemException("Map not found.");
}
return(item as Map);
}
/// <summary>
/// Gives the guest a free coupon book.
/// </summary>
/// <returns>Returns a coupon book.</returns>
public CouponBook GiveFreeCouponBook()
{
Item item = null;
try
{
item = Attendant.FindItem(this.Items, typeof(CouponBook));
}
catch (Exception)
{
throw new MissingItemException("Couponbook not found.");
}
return(item as CouponBook);
}
/// <summary>
/// Sells the guest a water bottle.
/// </summary>
/// <param name="payment">The payment for the water bottle.</param>
/// <returns>Returns a water bottle.</returns>
public WaterBottle SellWaterBottle(decimal payment)
{
Item item = null;
try
{
if (payment == this.WaterBottlePrice)
{
item = Attendant.FindItem(this.Items, typeof(WaterBottle));
if (item != null)
{
this.AddMoney(payment);
}
}
}
catch (Exception)
{
throw new MissingItemException("Waterbottle not found.");
}
return(item as WaterBottle);
}
