#if UNITY_EDITOR
using System;
using System.IO;
using RenderStreaming;
using Stary.Evo;
using UnityEngine;
using UnityEditor.Recorder;
using UnityEditor.Recorder.Input;

public class EditorGameViewRecorder : IVideoRecorder, IController
{
    private RecorderController recorderController;

    public bool IsRecording => recorderController != null && recorderController.IsRecording();

    /// <summary> Save the video to Application.persistentDataPath. </summary>
    /// <value> The full pathname of the video save file. </value>
    private string VideoSaveExtension => Path.Combine(Application.persistentDataPath, "Recording");

    private string VideoSavePath
    {
        get
        {
            var timeStamp = DateTime.Now.ToString("yyyy-MM-ddTHH-mm-ss");
            var filename =
                $"meeting-recording-{this.GetSystem<IGlobalConfigSystem>().GetConnectionId()}-{timeStamp}";
            return Path.Combine(Application.persistentDataPath, VideoSaveExtension, filename);
        }
    }

    private string _videoSavePath;
    public Action OnStartedRecordingVideo { get; set; }
    public Action<string> OnStoppedRecordingVideoAction { get; set; }

    public void StartRecording()
    {
        if (IsRecording)
            return;
        _videoSavePath = VideoSavePath;

        var controllerSettings = ScriptableObject.CreateInstance<RecorderControllerSettings>();
        recorderController = new RecorderController(controllerSettings);

        var movieSettings = ScriptableObject.CreateInstance<MovieRecorderSettings>();
        movieSettings.name = "Game View MP4 Recorder";
        movieSettings.Enabled = true;
        movieSettings.OutputFormat = MovieRecorderSettings.VideoRecorderOutputFormat.MP4;
        movieSettings.OutputFile = _videoSavePath;
        movieSettings.CaptureAudio = false;

        movieSettings.ImageInputSettings = new GameViewInputSettings
        {
            OutputWidth = 1920,
            OutputHeight = 1080
        };

        controllerSettings.AddRecorderSettings(movieSettings);
        controllerSettings.SetRecordModeToManual();
        controllerSettings.FrameRate = 30.0f;
        controllerSettings.CapFrameRate = true;

        recorderController.PrepareRecording();

        var started = recorderController.StartRecording();
        if (!started)
        {
            Debug.LogError("Editor Recorder 启动失败，请确认已进入 Play Mode，并安装 com.unity.recorder");
            recorderController = null;
            return;
        }

        Debug.Log($"Editor 开始录制: {_videoSavePath}");
        OnStartedRecordingVideo?.Invoke();
    }

    public void StopRecording()
    {
        if (!IsRecording)
        {
            Debug.LogError("当前没有正在进行的 Editor 录制");
            return;
        }

        recorderController.StopRecording();

        if (!File.Exists(_videoSavePath))
            OnStoppedRecordingVideoAction?.Invoke(_videoSavePath + ".mp4");
        else
            Debug.LogError($"Editor MP4 文件不存在，可能还在写入或输出路径变化: {_videoSavePath}");

        recorderController = null;
    }

    public IArchitecture GetArchitecture()
    {
        return MainArchitecture.Interface;
    }
}
#endif