private Models.ShoppingBasket PopulateItems(string productList, IEnumerable <ProductTable> productTables)
        {
            var shoppingBasket = new Models.ShoppingBasket();

            foreach (var productTable in productTables)
            {
                var item = _productMapper.ProductTableToItem(productTable);

                item.Qty = productList.Count(p => p == productTable.Sku.ToCharArray()[0]);

                shoppingBasket.Items.Add(item);
            }

            return(shoppingBasket);
        }