public double CalculatePrice(double weight, Prices prices)
{
double price = 0;
if (Diet != Diet.Omnivore)
{
var foodPrice = Diet == Diet.Herbivore ? prices.Fruits : prices.Meat;
price = foodPrice * weight * Ratio;
}
else
{
var meatRatio = Ratio * MeatPercent;
var fruitRatio = Ratio - meatRatio;
price = prices.Fruits * weight * fruitRatio + prices.Meat * weight * meatRatio;
}
return(Math.Round(price, 3));
}
private static double CalculateCost(IEnumerable <Animal> animals, AnimalType type, Prices prices)
{
return(animals.Where(animal => animal.IsType(type))
.Aggregate(0.0, ((cost, animal) => cost + animal.CalculatePrice(prices))));
}
public double CalculatePrice(Prices prices)
{
return(_animalType.CalculatePrice(Weight, prices));
}