using UnityEngine;
using UnityEngine.UI;
using UnityGameFramework.Runtime;

namespace UI
{
    public class BgForm : UGuiForm
    {
        [SerializeField] private Image _bgImage;

        private Sprite _currentSprite;

        protected override void OnOpen(object userData)
        {
            base.OnOpen(userData);

            if (!(userData is BgFormContext context))
            {
                Log.Error("BgFormContext is invalid.");
                return;
            }

            RefreshUI(context);
        }

        protected override void OnClose(bool isShutdown, object userData)
        {
            _currentSprite = null;
            _bgImage.sprite = null;

            base.OnClose(isShutdown, userData);
        }

        public void RefreshUI(BgFormContext context)
        {
            if (this._currentSprite == context.Sprite) return;

            this._currentSprite = context.Sprite;
            _bgImage.sprite = context.Sprite;
        }
    }
}