private int GetProductIterations(FreeItemsDealPrice priceObject)
{
int productIterations = (int)Math.Floor(
(decimal)priceObject.ItemPrice.AmoundOfItems /
(priceObject.ItemPrice.ItemInterval + priceObject.AmountOfFreeItems)
);
return(productIterations);
}
/// <summary>
/// Calculates the prices for the store
/// </summary>
/// <param name="priceObject"></param>
/// <returns></returns>
public decimal CalculatePriceForFreeItemsDeal(FreeItemsDealPrice priceObject)
{
//the amount of times the buyer qualifies for the free items
var productIterations = GetProductIterations(priceObject);
//the amount of free items the user will get
int amountOfFreeItems = productIterations * priceObject.AmountOfFreeItems;
//subtract the free items from the item count and calculate the price
return((priceObject.ItemPrice.AmoundOfItems - amountOfFreeItems) * priceObject.ItemPrice.PricePerItem);
}