public int GetSubTotal(IEnumerable <string> allItems)
        {
            int unitPrice           = dummyPriceProvider.GetPrice(ApplicableItemType);
            var noOfItemsOfThisType = allItems?.Count(item => item.Equals(ApplicableItemType, StringComparison.OrdinalIgnoreCase)) ?? 0;

            int subTotal = (noOfItemsOfThisType / SetSize) * PriceForASet; // price for complete sets

            subTotal += (noOfItemsOfThisType % SetSize) * unitPrice;       // price for any remaining items

            return(subTotal);
        }
Exemplo n.º 2
0
        public int GetSubTotal(IEnumerable <string> allItems)
        {
            var priceProvider = new DummyPriceProvider();

            return(allItems?.Where(item => item.Equals(ApplicableItemType, StringComparison.OrdinalIgnoreCase))?.Sum(item => priceProvider.GetPrice(item)) ?? 0);
        }