Update Cart Lines

Developer tasks for using service method UpdateCartLines.

UpdateCartLines is used when:

The quantity is changed
A service is added (like insurance or shipping)
A promotion code is added for a given product
A product is replaced with a variant

At your visual studio solution setup:

Reference the Sitecore.Commerce.Connect.CommerceServer and Sitecore.Commerce.dll.
Pick the class in your solution where want to use this service method.

Paste in the code below to use the service method.

CartServiceProvider
        provider = new CartServiceProvider(); // You should get
        a real user id.string userId =
        Guid.NewGuid().ToString("B"); var loadRequest =
        new LoadCartByNameRequest("Website", "MyBasket", userId); var loadResult =
        provider.LoadCart(loadRequest); CommerceCart cart
        = loadResult.Cart as CommerceCart; CommerceCartLine
        cartline = cart.Lines.ElementAt(0) as CommerceCartLine;cartline.Quantity
        = 4; var updateRequest
        = new UpdateCartLinesRequest(cart, new List<CartLine> { cartline }); // Only required
        if you must specify the order form name to use.  If
        not specified the// first order
        form is used.var info = new
        CartRequestInformation(updateRequest, "default"); var updateResult =
        provider.UpdateCartLines(updateRequest);