private int GetNumInstancesOfOffer(List<Item> basket, Offer offer)
{
return (basket.Count(i => i.Name == offer.EligibleItem))/(offer.Quantity);
}
private int GetNumInstancesOfOffer(List <Item> basket, Offer offer)
{
return((basket.Count(i => i.Name == offer.EligibleItem)) / (offer.Quantity));
}
private static double CalculateDiscount(IEnumerable<Item> items, Offer offer) =>
items
.Where(i => i.Id == offer.ItemId)
.Aggregate(0.0, (total, item) => item.Quantity + total)
.CalculateDiscount(offer.DiscountQualificationQuantity, offer.Discount);
/// <summary>
/// Returns items valid for the current offer, which have not had offers applied
/// </summary>
private List <Item> GetOfferItems(Offer offer)
{
return(Items.FindAll(p => p.SKU == offer.SKU && p.OfferApplied == false));
}