using System;
using UnityEngine;
using UnityEngine.UI;

namespace Superlazy.UI
{
    public class SLUIImageSelect : SLUIComponent
    {
        public SLValueComparison[] comparisons;
        public Sprite[] images;

        [NonSerialized]
        public Image image;

        protected override void Validate()
        {
            image = GetComponent<Image>();
        }

        protected override void Init()
        {
        }

        protected override void Enable()
        {
            foreach (var c in comparisons)
            {
                c.OnEnable(bindParent.BindPath, OnChange);
            }
        }

        protected override void Disable()
        {
            foreach (var c in comparisons)
            {
                c.OnDisable();
            }
        }

        private void OnChange()
        {
            if (bindParent.Active == false) return;

            var idx = 0;
            foreach (var c in comparisons)
            {
                if (c.Result)
                {
                    image.sprite = images[idx];
                    return;
                }
                idx++;
            }

            if (images.Length > idx)
            {
                image.sprite = images[idx];
            }
        }
    }
}