using Godot;
using System;
using System.Collections.Generic;
using System.Linq;
using Babushka.scripts.CSharp.Common.Inventory;
using Babushka.scripts.CSharp.Common.Quest;
using Babushka.scripts.CSharp.GameEntity.Entities;
using Babushka.scripts.CSharp.GameEntity.Management;

public partial class DetectInventoryContains : QuestFulfillmentBase
{
    [Export(PropertyHint.ArrayType)] private ItemInstance[] _itemsToContain = null!;

    public override void _Ready()
    {
        QuestManager.Instance!.QuestsChanged += CheckInventory;
        EntityManager.Instance.GetUniqueEntity<VesnaEntity>().inventory.InventoryContentsChanged += CheckInventory;

        CheckInventory();
    }

    public override void _ExitTree()
    {
        QuestManager.Instance!.QuestsChanged -= CheckInventory;
        EntityManager.Instance.GetUniqueEntity<VesnaEntity>().inventory.InventoryContentsChanged -= CheckInventory;
    }

    private void CheckInventory()
    {
        if (IsQuestActive() && EntityManager.Instance.GetUniqueEntity<VesnaEntity>().inventory.HasItems(_itemsToContain))
        {
            Fulfill();
        }
    }
}