public IList<Item> AddItemsToTheBasket(Item items)
{
if (items != null)
{
Item listItem = list.FirstOrDefault(l => l.ProductName == items.ProductName);
double totalDays = (items.ItemCreatedDate - items.ItemExpiryDate).TotalDays;
items.SalePrice = totalDays <= 5 ? GetSalePrice(items) : items.SalePrice = 0;
if (listItem == null)
{
list.Add(items);
}
else
{
IncrementTheProduct(listItem, items);
}
}
return list;
}
private static void IncrementTheProduct(Item listItem, Item item)
{
listItem.NoOfProducts = item.NoOfProducts + listItem.NoOfProducts;
}
private static int GetSalePrice(Item items)
{
int price = int.Parse(items.PriceOfProduct.TrimEnd('£'));
return (price*5)/10;
}
public IList<Item> RemoveItemsFormTheBasket(Item item)
{
if (list.FirstOrDefault(l => l.ProductName == item.ProductName) != null)
list.Remove(item);
return list;
}
public void DeleteItemFromTheBasket(Item item)
{
if (item != null) list.Remove(item);
}
