using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.IO;
using UnityEngine.UI;
using UnityEngine.Video;
using RenderHeads.Media.AVProVideo.Demos;

public class VideoListManager : MonoBehaviour
{
    public string folderPath; // 视频文件夹路径
    public GameObject buttonPrefab; // 用于显示视频文件的按钮预制体
    public Transform buttonContainer; // 存放按钮的容器
    public VCR vCR;
    void Start()
    {

        folderPath = Application.streamingAssetsPath + "/Captures";
        string[] videoFiles = Directory.GetFiles(folderPath, "*.mp4"); // 获取指定文件夹内的所有 mp4 文件
        string[] _videoFiles = new string[videoFiles.Length];
        int _num = 0;
        foreach (string filePath in videoFiles)
        {
            string fileName = Path.GetFileNameWithoutExtension(filePath); // 获取文件名（不带扩展名）

            GameObject button = Instantiate(buttonPrefab, buttonContainer); // 实例化按钮
            button.GetComponentInChildren<Text>().text = fileName; // 设置按钮文本为文件名
            _videoFiles[_num] = fileName + ".mp4";
            _num++;
            Button videoButton = button.GetComponent<Button>();
            videoButton.onClick.AddListener(() => PlayVideo(filePath)); // 添加按钮点击事件，调用 PlayVideo 方法
        }

        vCR._videoFiles = _videoFiles;

    }

    void PlayVideo(string filePath)
    {
        VideoPlayer videoPlayer = FindObjectOfType<VideoPlayer>(); // 找到场景中的 VideoPlayer 组件
        videoPlayer.Stop(); // 停止当前正在播放的视频
        videoPlayer.url = filePath; // 设置要播放的视频路径
        videoPlayer.Play(); // 播放视频
    }
}