public class PlayerState : MonoBehaviour
{
    public int Lives = 3;
    public int TotalCoins { get; private set; }
    public bool HasKey { get; private set; }

    public event EventHandler<TreasureType> OnPlayerTakeItem;

    public void AddCoin()
    {
        TotalCoins++;
        OnPlayerTakeItem?.Invoke(this, TreasureType.Coin);
        Debug.Log($"Player has {TotalCoins} coins");
    }

    public void SetKey()
    {
        HasKey = true;
        OnPlayerTakeItem?.Invoke(this, TreasureType.Key);
        Debug.Log("Player has key");
    }

    public void RemoveKey()
    {
        HasKey = false;
    }
}