using System;
using AibisDream.Utility;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Localization.Components;
using UnityEngine.UI;

namespace AibisDream
{
    [RequireComponent(typeof(Button))]
    public class BoolButton : MonoBehaviour
    {
        private Image _buttonImage;
        private Button _button;
        public BoolButtonData data;
        public Func<bool> getBool;

        public UnityEvent OnClick
        {
            get
            {
                if (_button == null) _button = GetComponent<Button>();
                return _button.onClick;
            }
        }

        public void Awake()
        {
            _buttonImage = GetComponentInChildren<Image>();
            // 监听按钮点击
            _button = GetComponent<Button>();
            OnClick.AddListener(() => _ = CommonUtil.Delay(100, AfterClick));
        }

        private void AfterClick()
        {
            if (_buttonImage)
            {
                _buttonImage.sprite = getBool.Invoke() ? data.trueSprite : data.falseSprite;
            }
        }

        public void FreshState()
        {
            AfterClick();
        }
    }

    [Serializable]
    public struct BoolButtonData
    {
        public Sprite trueSprite;
        public Sprite falseSprite;
    }
}