public ActionResult AddToCart(LocationInventoryViewModel livm) { if (!ModelState.IsValid) { return(View("ShopView")); } var claimsIdentity = (ClaimsIdentity)User.Identity; if (claimsIdentity == null) { return(RedirectToAction("Index", "Home")); } var user = _logicClass.GetCurrentUser(claimsIdentity); List <LocationInventoryViewModel> livmList = _logicClass.DisplayLocationInventory(user); livmList = _logicClass.AddToCart(livmList, livm, user); return(RedirectToAction("Shop")); }