BlackFeeder.SRShopAI.BuyItemEvent.UpdateInventory C# (CSharp) Method

        private static void UpdateInventory()
        {
            if (Inventory.Count == 0)
            {
                Inventory = GetInventoryItems();
                return;
            }

            if (Inventory.Count == ObjectManager.Player.InventoryItems.Length)
            {
                return;
            }

            var items = new List<ItemId>().Concat(Inventory).ToList();

            foreach (var item in ObjectManager.Player.InventoryItems)
            {
                if (items.Contains(item.Id))
                {
                    items.Remove(item.Id);
                    continue;
                }

                if (OnBuyItem != null)
                {
                    OnBuyItem(item);
                }
            }

            Inventory.Clear();
            Inventory = GetInventoryItems();
        }