private Task <Cart> BuildCartAsync(XDocument XMLDocument, List <Rules> Rules, List <Models.Inventory> ItemsInventory)
{
Cart Cart = new Cart();
try
{
Cart.AddedInventory = new List <Models.Inventory>();
var InventoryItems = Request.Cookies["InventoryItems"];
if (InventoryItems != null)
{
var ItemCodes = InventoryItems.Value.Split(new string[] { "+" }, StringSplitOptions.None);
foreach (var item in ItemCodes)
{
var Inventory = Fleets.Line.Helpers.Inventory.GetInventoryItem(XMLDocument, item);
if (!Cart.AddedInventory.Any(x => x.ProductId.ToUpper() == item.ToUpper()))
{
if (Inventory != null)
{
Cart.AddedInventory.Add(Inventory);
}
}
else
{
Cart.AddedInventory.Where(x => x.ProductId.ToUpper() == item.ToUpper()).ToList().ForEach(s => s.Quantity += 1);
}
}
//Add promotion rules
Dictionary <string, string> PromotionRules = new Dictionary <string, string>();
foreach (var rule in Rules)
{
PromotionRules.Add(rule.Key, rule.Value);
}
//Call promotion operations
AddOperation Operations = new AddOperation();
var InventoryScales = Operations.ApplyScale(ItemsInventory, InventoryItems.Value);
if (InventoryScales.Any())
{
var InventoryRules = Operations.ApplyRules(ItemsInventory, InventoryItems.Value, PromotionRules, InventoryScales);
Cart.OperationResult = InventoryRules;
}
}
}
catch (Exception ex)
{
throw ex;
}
return(Task.FromResult(Cart));
}
