After debugging it for a while, I found out that even the order
form is not saved - on next postback when OrderTemplate is retrieved it
contains no order forms.

Please, advice.

--
Yours faithfully,
Alexander Yushchenko


Alexander Yushchenko wrote:
>     I use MSCS2002 + SP3 + FP1.
>
>     I try to use OrderTemplate class to store "wish list" for a user -
> something like shopping cart but without quantities and checkout (it's
> like favourites in internet explorer, used to "bookmark" some products).
>
>     I have created the WishList class attached.
>
>     I use the following code to add product to wish list:
>
>     wishList.AddProduct (this.ProductID);
>     wishList.Save();
>
>     Everything is ok, in debugger I can see that the product is added.
>
>     But on the next postback of the same aspx page it is empty! It seems
> like it was not saved successfully.
>
>     Please, advice.
>
>
> ------------------------------------------------------------------------
>
> #region Namespaces
>
> using System;
> using Microsoft.CommerceServer.Runtime;
> using Microsoft.CommerceServer.Runtime.Orders;
>
> #endregion
>
> namespace Excis.BizClasses
> {
> 	///  ****************************************
***************************
> 	/// <summary>
> 	/// This class helps to work with wish list.
> 	/// </summary>
> 	///  ****************************************
***************************
> 	public class WishList
> 	{
> 		#region Constructors
>
> 		/// <summary>
> 		/// This is the default constructor for this class.
> 		/// </summary>
> 		internal WishList()
> 		{
> 			if ((this.fieldCommerceContext.UserID == null) ||
> 				(this.fieldCommerceContext.UserID.Length == 0))
> 				throw new ApplicationException();
>
> 			// retreive the current user ID
> 			Guid currUserGuid = new Guid(this.fieldCommerceContext.UserID);
>
> 			// retrieve wish list OrderTemplate
> 			object WishListOrderTemplateIDObject =
> 				fieldTransactionContext.Cart["WishListGuid"];
> 			if (WishListOrderTemplateIDObject is Guid)
> 			{
> 				this.fieldOrderTemplate =
> 					fieldCommerceContext.OrderSystem.GetOrderTemplate
> 					(currUserGuid, (Guid)WishListOrderTemplateIDObject);
> 			}
> 			else
> 			{
> 				this.fieldOrderTemplate =
> 					fieldCommerceContext.OrderSystem.CreateOrderTemplate(currUserGuid);
> 				fieldTransactionContext.Cart["WishListGuid"] =
> 					this.fieldOrderTemplate.TemplateID;
> 			}
>
> 			this.fieldOrderForm =
> 				this.fieldOrderTemplate.OrderForms[WishList.DefaultOrderFormKeyNam
e];
> 			if (this.fieldOrderForm == null)
> 			{
> 				//Create New OrderForm
> 				this.fieldOrderForm = new OrderForm(WishList.DefaultOrderFormKeyName);
> 				this.fieldOrderTemplate.OrderForms.Add(this.fieldOrderForm);
> 			}
> 		}
>
> 		#endregion
>
> 		#region Fields
>
> 		private OrderForm fieldOrderForm = null;
> 		private OrderTemplate fieldOrderTemplate = null;
> 		private CommerceContext fieldCommerceContext = CommerceContext.Current;
> 		private TransactionContext fieldTransactionContext = TransactionContext.
Current;
>
> 		private const string DefaultOrderFormKeyName = "default";
>
> 		#endregion
>
> 		#region Properties
>
> 		/// <summary>
> 		/// This read-only Boolean property is true if LineItem.Count == 0.
> 		/// </summary>
> 		public bool IsEmpty
> 		{
> 			get{return (this.fieldOrderForm.LineItems.Count == 0);}
> 		}
>
> 		/// <summary>
> 		/// This read-only property exposes the Basket (OrderForm) object
> 		/// LineItems property.
> 		/// </summary>
> 		public LineItemCollection LineItems
> 		{
> 			get{return this.fieldOrderForm.LineItems;}
> 		}
>
> 		/// <summary>
> 		/// This read-only property returns the OrderForm for debugging purposes
.
> 		/// </summary>
> 		public OrderForm OrderForm
> 		{
> 			get{return this.fieldOrderForm;}
> 		}
>
> 		#endregion
>
> 		#region Methods
>
> 		/// <summary>
> 		/// Retrieves info from MCS Catalog and puts it into line items.
> 		/// The following information is retrieved:
> 		/// - product name
> 		/// - product image
> 		/// - product details page url
> 		/// </summary>
> 		public void SetLineItemInfo()
> 		{
> 			//ToDo: implement this method
> 			throw new NotImplementedException();
> 		}
>
>
> 		/// <summary>
> 		/// This method adds SKU to wish list.
> 		/// Does nothing if SKU is already in wish list.
> 		///
> 		/// Throws an ArgumentNullException if SKU is mull
> 		/// Throws an ArgumentException if SKU is empty string
> 		/// </summary>
> 		/// <param name="SKU"> Product SKU (cannot be null). </param>
> 		public void AddProduct(string SKU)
> 		{
> 			if (SKU == null) throw new ArgumentNullException("SKU");
> 			if (SKU.Length == 0) throw new ArgumentException("SKU");
>
> 			foreach (LineItem li in this.LineItems)
> 				if (li.ProductID==SKU) return;
>
> 			LineItem lineItem = new LineItem();
> 			lineItem.ProductID = SKU;
> 			lineItem.Quantity = 1;
> 			this.fieldOrderForm.LineItems.Add(lineItem);
> 		}
>
>
> 		/// <summary>
> 		/// This method removes SKU from wish list.
> 		/// Does nothing if SKU is not in wish list.
> 		///
> 		/// Throws an ArgumentNullException if SKU is mull
> 		/// Throws an ArgumentException if SKU is empty string
> 		/// </summary>
> 		/// <param name="SKU"> Product SKU (cannot be null). </param>
> 		public void RemoveProduct(string SKU)
> 		{
> 			if (SKU == null) throw new ArgumentNullException("SKU");
> 			if (SKU.Length == 0) throw new ArgumentException("SKU");
>
> 			foreach (LineItem li in this.LineItems)
> 				if (li.ProductID==SKU)
> 				{
> 					this.fieldOrderForm.LineItems.Remove(li);
> 					return;
> 				}
> 		}
>
> 		/// <summary> Removes all products from wish list. </summary>
> 		public void Clear()
> 		{
> 			this.fieldOrderForm.Clear();
> 		}
>
> 		/// <summary> Saves changes to wish list. </summary>
> 		public void Save()
> 		{
> 			this.fieldOrderTemplate.Save();
> 		}
>
> 		#endregion
> 	}
> }

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