public CartItemModel()
{
if (this.cartItem == null)
{
this.cartItem = new CartItem();
}
}
/// <summary>
/// Create new instance
/// </summary>
public ItemData(CartItem cartItem, Product product, Guid renewalPeriodId)
{
if (cartItem == null)
{
throw new ArgumentNullException("cartItem");
}
if (product == null)
{
throw new ArgumentNullException("product");
}
this.cartItem = cartItem;
this.product = product;
this.renewalPeriodId = renewalPeriodId;
}
/// <summary>
/// Get Atomia Billing renewal period id for <see cref="CartItem"/>
/// </summary
public Guid GetRenewalPeriodId(CartItem cartItem)
{
if (cartItem.RenewalPeriod == null)
{
return Guid.Empty;
}
var period = cartItem.RenewalPeriod.Period;
var unit = cartItem.RenewalPeriod.Unit;
var product = apiProductsProvider.GetProduct(cartItem.ArticleNumber);
var apiRenewalPeriod = product.RenewalPeriods
.FirstOrDefault(r => r.RenewalPeriodUnit.ToUpper() == unit && r.RenewalPeriodValue == period);
if (apiRenewalPeriod == null)
{
throw new InvalidOperationException(String.Format("No renewal period {0} {1} found", period, unit));
}
return apiRenewalPeriod.Id;
}
public CartItemModel(CartItem cartItem) : this()
{
this.cartItem = cartItem;
}
/// <summary>
/// Add a single cart item to cart.
/// </summary>
/// <param name="cartItem">The cart item to add.</param>
/// <returns>The id assigned to the cart item.</returns>
public Guid AddItem(CartItem cartItem)
{
if (cartItem == null)
{
throw new ArgumentNullException("cartItem");
}
cartItem.Id = Guid.NewGuid();
this.cartItems.Add(cartItem);
try
{
RecalculatePricingAndSave();
}
catch(Exception)
{
this.cartItems.Remove(cartItem);
throw;
}
return cartItem.Id;
}
/// <summary>
/// Add or remove any required setup fees before calculating pricing for cart.
/// Setup fee items are marked with "NotRemovable" custom attributes as help to e.g. GUI code.
/// </summary>
public Cart CalculatePricing(Cart cart)
{
var setupFee = apiProductsProvider.GetProductsByCategories(new List<string>() { SetupFeeCategory }).FirstOrDefault();
if (setupFee != null)
{
var allSetupFeeProducts = apiProductsProvider.GetProductsByCategories(ProductCategoriesWithSetupFee.ToList());
var freePackageProducts = apiProductsProvider.GetProductsByCategories(new List<string> { FreePackageCategory });
var setupFeeProducts = allSetupFeeProducts.Where(s => !freePackageProducts.Any(f => s.ArticleNumber == f.ArticleNumber));
var shouldHaveSetupFee = setupFeeProducts.Any(p => cart.CartItems.Any(ci => ci.ArticleNumber == p.ArticleNumber));
var hasSetupFee = cart.CartItems.Any(ci => ci.ArticleNumber == setupFee.ArticleNumber);
if (shouldHaveSetupFee && !hasSetupFee)
{
var setupFeeItem = new CartItem
{
ArticleNumber = setupFee.ArticleNumber,
Quantity = 1,
RenewalPeriod = null,
CustomAttributes = new List<Core.CustomAttribute>()
{
new Core.CustomAttribute{ Name = "NotRemovable", Value = "true" }
}
};
cart.AddItem(setupFeeItem);
}
else if (!shouldHaveSetupFee && hasSetupFee)
{
var setupFeeItem = cart.CartItems.First(ci => ci.ArticleNumber == setupFee.ArticleNumber);
cart.RemoveItem(setupFeeItem.Id);
}
}
var calculatedCart = baseCartPricingService.CalculatePricing(cart);
return calculatedCart;
}