using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UIElements;
using DG.Tweening;
using UnityEngine.Events;
using Cysharp.Threading.Tasks;
namespace BITKit.UX
{
    public class BlackScreen : MonoBehaviour
    {
        [Header(Constant.Header.Components)]
        public UIDocument document;
        VisualElement root;
        void Start()
        {
            root = document.rootVisualElement;
            Data.AddListener<UnityAction>("BlackScreen", x =>
            {
                CrossFade(x, 0.32f);
            });
            root.SetOpacity(1);
            root.SetActive(false);
        }
        void CrossFade(UnityAction action, float duration = 1f)
        {
            Sequence sequence = DOTween.Sequence();
            var enterTween = DOTween.To(root.GetOpacity, root.SetOpacity, 1, duration);
            var exitTween = DOTween.To(root.GetOpacity, root.SetOpacity, 0, duration);

            sequence.Append(enterTween);
            sequence.AppendInterval(0.1f);
            sequence.Append(exitTween);

            enterTween.onComplete += () =>
            {
                action.Invoke();
            };
            sequence.onComplete += () =>
            {
                root.SetActive(false);
            };

            root.SetActive(true);
            root.SetOpacity(0);

            sequence.Play();
        }
    }
}