using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

public class SliderItem : MonoBehaviour, IPointerDownHandler
{
    public event Action<SliderItem> OnClick;
    public bool IsActive => _activeImage.gameObject.activeInHierarchy;
    public Sprite ActiveSprite => _activeImage.sprite;

    private Image _activeImage;
    private Image _inactiveImage;
    
    private Button _button;
    
    private void Awake()
    {
        _button = GetComponent<Button>();

        _activeImage = transform.Find("ActiveItemImg").GetComponent<Image>();
        _inactiveImage = transform.Find("InactiveItemImg").GetComponent<Image>();
    }
    
    private void Start()
    {
        _button.onClick.AddListener(OnButtonClick);
        SetActiveState(false);
    }

    public void SetSpritesForStates(Sprite activeSprite, Sprite inactiveSprite)
    {
        _activeImage.sprite = activeSprite;
        _inactiveImage.sprite = inactiveSprite;
    }

    private void OnButtonClick()
    {
        //   OnClick?.Invoke(this);
    }

    public void SetActiveState(bool isActive)
    {
        _activeImage.gameObject.SetActive(isActive);
        _inactiveImage.gameObject.SetActive(!isActive);
    }

    public void OnPointerDown(PointerEventData eventData)
    {
        OnClick?.Invoke(this);
    }
}