using System;
using UnityEngine;
using UnityEngine.Video;

namespace UnityTest.ZXL
{
    public class TimeReversalUI : UI
    {
        private VideoPlayer _videoPlayer;
        private Action _action;

        public override void OnInit()
        {
            base.OnInit();
            _videoPlayer = GetComponentInChildren<VideoPlayer>();
            _videoPlayer.started += Started;
            _videoPlayer.loopPointReached += End;
        }

        private void OnDestroy()
        {
            _videoPlayer.started -= Started;
            _videoPlayer.loopPointReached -= End;
        }

        private void Started(VideoPlayer source)
        {
            Debug.Log("播放开始");
            // TODO: 关闭所有UI，待播放结束后开启被关闭的UI
            UIManager.Instance().HideAllUI();
            UIManager.Instance().ShowUI(UIType.TimeReversal);
        }

        private void End(VideoPlayer source)
        {
            Debug.Log("播放结束");
            _action?.Invoke();
        }

        public void SetAction(Action action)
        {
            _action = action;
            _videoPlayer.Play();
        }
    }
}