using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;

public class ButtonHoverEffect : MonoBehaviour, IPointerEnterHandler, IPointerExitHandler
{
    private Image buttonImage;
    private Color originalColor;

    [SerializeField]
    [Range(0f, 1f)]
    private float hoverAlpha = 0.5f; // 0 = transparan, 1 = normal

    void Start()
    {
        buttonImage = GetComponent<Image>();
        if (buttonImage != null)
        {
            originalColor = buttonImage.color;
        }
    }

    public void OnPointerEnter(PointerEventData eventData)
    {
        if (buttonImage != null)
        {
            Color c = originalColor;
            c.a = hoverAlpha;
            buttonImage.color = c;
        }
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        if (buttonImage != null)
        {
            buttonImage.color = originalColor;
        }
    }
}