//- 
using System;
using System.Threading.Tasks;
using EventCubeMelt;
using UnityEngine;
using UnityEngine.AddressableAssets;

namespace EventBlocks.UI
{
    public class EventBlockVideoPlayer : MonoBehaviour
    {
        //- 播放视频
        public LeviathanVideoDecoder _videoDecoder;
        
        public async Task PlayVideo(string fileName)
        {
            ELog($"LoadVideoFile -> {fileName}");
            var videoBytes   = await Addressables.LoadAssetAsync<TextAsset>(fileName).Task;
            // _videoDecoder.bytesFile = videoBytes;
            _videoDecoder.PlayVideo(videoBytes,
                LeviathanVideoDecoderBase.PlayAlphaType.ChromaKey, // None / RightSide / BottomSide / ChromaKey
                multithreadedDecode: true,   // WebGL 下会被强制为 false（无 C# 线程）
                beginFrameIndex: 1,
                syncDecodeFirstFrame: true, // false：首帧异步，先隐藏 RawImage，首帧就绪后再显示（见 OnFirstFrameRendered）
                fastDecode: true            // true：跳过环路滤波，解码更快、画质略降
            );
        }

        public void StopPlayVideo()
        {
            _videoDecoder.Stop();
        }
        
        
        private static void ELog(string message)
        {
#if UNITY_EDITOR
            if (!EventCubeMeltLogPolicy.EnableELog) 
                return;
            Debug.Log($"<color=orange>{nameof(EventBlockVideoPlayer)} => {message}</color>");
#endif
        }
    
    }
}