public Cost(IHasCost <T> master, IEnumerable <CostCategory <T> > categories)
{
m_master = master;
m_categories = new List <CostCategory <T> >();
foreach (CostCategory <T> category in categories)
{
m_categories.Add(category.Clone());
}
}
public bool TryToPurchase(IHasCost purchase)
{
if (Funds > purchase.Cost)
{
Funds -= purchase.Cost;
return(true);
}
else
{
return(false);
}
}
public static bool TryToPurchase(IHasFunds purchaser, IHasCost purchase, bool force = false)
{
if (force)
{
purchaser.Funds -= purchase.Cost;
return(true);
}
if (purchaser.Funds < purchase.Cost)
{
return(false);
}
else
{
purchaser.Funds -= purchase.Cost;
return(true);
}
}