using Babushka.scripts.CSharp.Common.CharacterControls;
using Babushka.scripts.CSharp.Common.Inventory;
using Babushka.scripts.CSharp.GameEntity.Entities;
using Babushka.scripts.CSharp.GameEntity.Management;
using Godot;
using Godot.Collections;

namespace Babushka.scripts.CSharp.Common.Items;

public partial class InventoryDependentInteractable : Node2D
{
    [Export] private InteractionArea2D  _interactionArea;
    [Export] private Array<ItemResource> _itemsToReactTo;
    [Export] private bool _activateOnItem = true;

    private VesnaEntity _vesnaEntity;
    private InventoryInstance _playerInventory;

    public override void _Ready()
    {
        _vesnaEntity = EntityManager.Instance.GetUniqueEntity<VesnaEntity>();
        _playerInventory = _vesnaEntity.inventory;
        _vesnaEntity.SlotIndexChanged += HandleInventorySelectedSlotIndexChanged;
    }

    private void HandleInventorySelectedSlotIndexChanged(int newIndex)
    {
        int currentSlotIndex = _vesnaEntity.CurrentSelectedSlotIndex;
        ItemInstance? item = _playerInventory.Slots[currentSlotIndex].itemInstance;

        if (item != null)
        {
            if (_activateOnItem)
            {
                _interactionArea.IsActive = Match(item.blueprint);
            }
            else
            {
                _interactionArea.IsActive = !Match(item.blueprint);
            }
        }
        
    }

    private bool Match(ItemResource inventoryItem)
    {
        bool matched = false;

        foreach (ItemResource item in _itemsToReactTo)
        {
            if (inventoryItem == item)
            {
                matched = true;
            }
        }

        return matched;
    }
}