public PromoModels.PromofiedCart ApplyPromo(string id)
{
if (string.IsNullOrEmpty(id))
{
throw new Exception("Not a valid cart id");
}
CartModels.Cart cart = GetCart(id);
// assuming that promo code ids are sent in the controller request
var promoCodes = new List <string>();
var promoCollection = new List <PromoModels.Promo>();
foreach (var pc in promoCodes)
{
var promo = _promoRepo.Get(pc);
if (promo != null)
{
promoCollection.Add(promo);
}
}
// process promo code and get total price
PromoModels.PromofiedCart promofiedCart = _promoEngine.Process(promoCollection, cart);
return(promofiedCart);
}
public PromoModels.Promo Get(string id)
{
return(_promo.Get(id));
}