/// <summary>
/// Returns is campaign usable or not
/// </summary>
/// <param name="cart"></param>
/// <returns></returns>
public bool IsUsable(Cart cart)
{
return(cart.ProductList.Where((cartItem) => cartItem.Product.CategoryId == _categoryId || CategoryTransaction.GetParentCategoryId(cartItem.Product.CategoryId) == _categoryId)
.Sum(cartItem => cartItem.Quantity) >= _minimumItemCount);
}
public override double CalculateTotalDiscount(Cart cart)
{
return(Math.Round(cart.ProductList.Where((cartItem) => cartItem.Product.CategoryId == CategoryId || CategoryTransaction.GetParentCategoryId(cartItem.Product.CategoryId) == CategoryId)
.Sum(cartItem => cartItem.Product.Price * cartItem.Quantity) * DiscountAmount / 100, 2));
}
