/// <summary>
/// calculates and returns the cost of the property
/// </summary>
/// <returns></returns>
public override decimal CalculateCost()
{
const decimal ageAdjustPercent = .001m;
const decimal poolAdjustPercent = .10m;
const decimal tennisAdjustPercent = .15m;
const decimal wtfntAdjustPercent = .20m;
decimal basePrice = base.CalculateCost();
decimal ageAdjust = ((decimal)(CurrentYear - yearBuilt) * ageAdjustPercent) * basePrice;
decimal poolAdjust = 0;
decimal tennisAdjust = 0;
decimal wtfntAdjust = 0;
foreach (Addition a in additions)
{
if (a.GetType() == typeof(Pool))
{
Pool p = (Pool)a;
poolAdjust = (basePrice * poolAdjustPercent) * p.qty;
}
if (a.GetType() == typeof(TennisCourt))
{
TennisCourt t = (TennisCourt)a;
tennisAdjust = (basePrice * tennisAdjustPercent) * t.qty;
}
if (a.GetType() == typeof(WaterFront))
{
wtfntAdjust = (basePrice * wtfntAdjustPercent);
}
}
return(basePrice - ageAdjust + poolAdjust + tennisAdjust + wtfntAdjust);
}
/// <summary>
/// add additions based on user input
/// </summary>
/// <param name="waterFront"></param>
/// <param name="pools"></param>
/// <param name="tennisCourts"></param>
private void createAdditions(bool waterFront, int pools, int tennisCourts)
{
if (waterFront == false && pools == 0 && tennisCourts == 0)
{
return;
}
if (waterFront == true)
{
WaterFront wtr = new WaterFront();
additions.Add(wtr);
}
if (pools > 0)
{
Pool pl = new Pool(pools);
additions.Add(pl);
}
if (tennisCourts > 0)
{
TennisCourt tn = new TennisCourt(tennisCourts);
additions.Add(tn);
}
return;
}