/// <summary>
/// Validates the cart to ensure it is ready for ordering
/// </summary>
private static void ValidateCart(IEnumerable <Cart> cartItems, User user)
{
int availableCount = cartItems.Count(cartItem => AssetManager.GetAssetStatusForUser(cartItem.Asset, user) == AssetStatus.Available);
if (availableCount == 0)
{
throw new InvalidOrderException("Cart does not contain any available assets");
}
if (cartItems.Any(cartItem => cartItem.RequiredByDate.HasValue && cartItem.RequiredByDate.Value < DateTime.Now.Date))
{
throw new InvalidOrderException("Required by date cannot be before today. Please leave blank or choose new date.");
}
if ((from cartItem in cartItems
let asset = cartItem.Asset
let isAvailable = (AssetManager.GetAssetStatusForUser(asset, user) == AssetStatus.Available)
let isRestricted = EntitySecurityManager.IsAssetRestricted(user, asset)
where isAvailable && isRestricted && StringUtils.IsBlank(cartItem.Notes)
select cartItem).Any())
{
throw new InvalidOrderException("Assets requiring approval must have usage notes specified.");
}
}
/// <summary>
/// Creates an order from the user's cart.
/// </summary>
public static Order CreateOrderFromCart(User user)
{
// Create new cart manager for easy access to cart
CartManager cm = new CartManager(user);
// Ensure that the cart contains orderable items
ValidateCart(cm.CartList, user);
// Create the order
Order order = Order.New();
order.UserId = user.UserId.GetValueOrDefault();
order.OrderDate = DateTime.Now;
// Ensure there's no order items
Debug.Assert(order.OrderItemList.Count == 0);
// Now add the cart items to it
foreach (Cart cartItem in cm.CartList)
{
Asset asset = cartItem.Asset;
// Get the asset status for the cart item
AssetStatus assetStatus = AssetManager.GetAssetStatusForUser(asset, user);
// Only add assets that are actually available
// (Ignore withdrawn and expired assets)
if (assetStatus == AssetStatus.Available)
{
// Set the order item status based on whether the item is restricted or not
bool isRestricted = EntitySecurityManager.IsAssetRestricted(user, asset);
// Create new order item
OrderItem orderItem = OrderItem.New();
// Order items that are for restricted assets are set to awaiting approval
// and need to be approved by the user who uploaded them by default
// (though this can change, and be reassigned to the BU admin or superadmin,
// as per the workflow and scheduled scripts)
if (isRestricted)
{
orderItem.OrderItemStatus = OrderItemStatus.AwaitingApproval;
orderItem.AssignedToUserId = asset.UploadedByUser.GetOrderItemApproverUserId();
}
else
{
orderItem.OrderItemStatus = OrderItemStatus.Preapproved;
orderItem.AssignedToUserId = null;
}
orderItem.AssetId = cartItem.AssetId;
orderItem.Notes = cartItem.Notes;
orderItem.RequiredByDate = cartItem.RequiredByDate;
orderItem.CreateDate = DateTime.Now;
order.OrderItemList.Add(orderItem);
}
}
// Save the order
SaveOrder(order);
// Log which assets were ordered
foreach (OrderItem orderItem in order.OrderItemList)
{
AuditLogManager.LogAssetAction(orderItem.AssetId, user, AuditAssetAction.Ordered, string.Format("OrderId: {0}", orderItem.OrderId));
}
// Log order against user
AuditLogManager.LogUserAction(user, AuditUserAction.OrderAssets, string.Format("Placed order, with OrderId: {0} containing {1} assets", order.OrderId, order.OrderItemList.Count));
// Remove the items from the cart
cm.EmptyCart(false);
// Complete the order if all items have been processed
if (AllOrderItemsProcessed(order))
{
// Nothing in the order required approval, so automatically complete it
CompleteOrder(order);
}
else
{
// Fire event
if (OrderCreated != null)
{
OrderCreated(null, new OrderEventArgs(order));
}
}
return(order);
}
