public ActionResult Index(CartViewModel model, FormCollection form)
{
var cart = Session["Cart"] as Cart;
if (cart == null)
return RedirectToAction("Index", "Home");
var resultModel = new CartViewModel {Cart = new Cart()};
try
{
if (form.Keys.Count != 0)
for (int i = 0; i < form.Keys.Count; ++i)
{
var name = form.GetKey(i);
if (name.Contains("delete_all"))
{
GetCart().Clear();
Session["Cart"] = null;
ViewBag.IsAddToCart = null;
ViewBag.CartIsEmpty = true;
return RedirectToAction("Index", "Home");
}
}
}
catch (Exception)
{
return RedirectToAction("Index");
}
if (!OrderService(cart, resultModel))
return RedirectToAction("Finality", "Error", new
{
action = Auxiliary.Actions.Purchase,
result = Auxiliary.Result.Error
});
Session["BoughtProducts"] = resultModel;
Session["Cart"] = null;
return RedirectToAction("Success", "Purchase");
}
private bool OrderService(Cart cart, CartViewModel resultModel)
{
var time = DateTime.Now;
foreach (var item in cart.Lines)
{
var product = _dataManager.Products.GetProductById(item.Product.Id);
var productsCustomers = _dataManager.ProductsCustomers.GetProductsCustomersByProductId(item.Product.Id);
if (product == null || productsCustomers == null)
return false;
int newCount, purchaseCount;
if (item.Quantity < productsCustomers.Count)
{
newCount = productsCustomers.Count - item.Quantity;
purchaseCount = item.Quantity;
}
else
{
newCount = 0;
purchaseCount = productsCustomers.Count;
}
if (!_dataManager.Orders.AddNewOrder((int) Session["UserId"],
item.Product.Id, time, purchaseCount))
continue;
if (!_dataManager.ProductsCustomers.UpdateProdCastRelation(item.Product.Id, newCount))
_dataManager.Orders.DeleteOrder((int) Session["UserId"],
(int) Session["CurrentProductId"], time);
if (newCount == 0)
{
product.IsAvailable = false;
_dataManager.Products.UpdateProduct(product);
}
resultModel.Cart.AddItem(item.Product, item.Quantity);
}
return true;
}
