using UnityEngine;
using UnityEngine.UI;
using DG.Tweening;

public class AbilitySlotUI : MonoBehaviour
{
    public AbilityInput bar;
    public int slotIndex = 0;

    [Header("UI")]
    public Image iconImage;
    public Image cooldownMask; // Image.type = Filled, Fill Method = Radial 360

    void Start()
    {
        var slot = bar?.slots?[slotIndex];
        if (slot != null && slot.ability && iconImage)
            iconImage.sprite = slot.ability.icon;
        if (cooldownMask) cooldownMask.fillAmount = 0f;
    }

    void Update()
    {
        var slot = bar?.slots?[slotIndex];
        if (slot == null || slot.ability == null || cooldownMask == null) return;

        float target = slot.CooldownRatio; // 0..1
        // Tween a bit for smoothness
        cooldownMask.DOKill();
        cooldownMask.DOFillAmount(target, 0.1f);
    }

    // Optional: hook this to a UI Button to trigger
    public void ClickUse() => bar?.Use(slotIndex);
}