public ActionResult Create(BuffetItem buffetItem)
        {
            if (ModelState.IsValid)
            {
                int foodTypeId;
                if (int.TryParse(Request.Form["FoodType.Id"], out foodTypeId))
                {
                    FoodType type = _dbContext.FoodTypes.First(ft => ft.Id == foodTypeId);
                    buffetItem.FoodType = type;
                    _dbContext.BuffetItems.Add(buffetItem);
                    _dbContext.SaveChanges();

                    return RedirectToAction("Index");
                }
            }

            ViewBag.FoodTypes = new SelectList(_dbContext.FoodTypes.ToList(), "Id", "Name");
            return View(buffetItem);
        }
        public ActionResult Edit(BuffetItem buffetItem)
        {
            if (ModelState.IsValid)
            {
                BuffetItem oldItem = _dbContext.BuffetItems.First(mi => mi.Id == buffetItem.Id);
                oldItem.Name = buffetItem.Name;
                oldItem.Description = buffetItem.Description;
                oldItem.RotationFrequency = buffetItem.RotationFrequency;

                int foodTypeId;
                if (int.TryParse(Request.Form["FoodType.Id"], out foodTypeId))
                {
                    FoodType type = _dbContext.FoodTypes.First(ft => ft.Id == foodTypeId);
                    oldItem.FoodType = type;
                    _dbContext.SaveChanges();

                    return RedirectToAction("Index");
                }
            }

            ViewBag.FoodTypes = new SelectList(_dbContext.FoodTypes.ToList(), "Id", "Name");
            return View(buffetItem);
        }