using System.Collections;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;
using UnityEngine.Video;

public class ServerWorkMessageReplyWait1Panel : MonoBehaviour
{
    public static ServerWorkMessageReplyWait1Panel Instance;

    [Header("影片播放")]
    public VideoPlayer videoPlayer;
    public RawImage videoDisplay;

    // ⭐【新增旗標】：追蹤是否收到「切換到 Step 2 (新願望)」的指令
    private bool shouldGoToStep2 = false;

    private void Awake()
    {
        Instance = this;
    }
    void Start()
    {
        SetupVideoPlayer();
        // 重設旗標，確保每次播放都是從初始狀態開始
        shouldGoToStep2 = false;
    }

    public void play()
    {
        if (videoPlayer != null)
        {
            videoPlayer.Play();
            Debug.Log("ServerWorkMessageReplyWait1Panel: 開始播放影片 (Step 5)。");
        }
    }

    public void stop()
    {
        if (videoPlayer != null)
        {
            videoPlayer.Stop();
        }
    }

    void SetupVideoPlayer()
    {
        if (videoPlayer != null)
        {
            // 設置影片結束事件
            videoPlayer.loopPointReached += OnVideoFinished;

            // 設置影片顯示 (略)
            if (videoDisplay != null)
            {
                videoPlayer.targetTexture = null;
                videoPlayer.renderMode = VideoRenderMode.RenderTexture;
                RenderTexture rt = new RenderTexture(1920, 1080, 24);
                videoPlayer.targetTexture = rt;
                videoDisplay.texture = rt;
            }
        }
    }

    // 影片播放結束時呼叫
    void OnVideoFinished(VideoPlayer vp)
    {
        Debug.Log("ServerWorkMessageReplyWait1Panel: 影片播放完成。");

        // ⭐【核心邏輯修正】：檢查是否有暫存的「新願望」指令
        if (shouldGoToStep2)
        {
            // ✅ 修正點：如果收到新願望，切換到 Step 2 (MessagePanel)
            Debug.Log("ServerWorkMessageReplyWait1Panel: 收到新願望訊號，切換到 Step 2 (MessagePanel)。");
            if (ServerWorkSceneController.Instance != null)
            {
                ServerWorkSceneController.Instance.processStep(2); // **切換到 Step 2**
            }
        }
        else
        {
            // 正常流程：沒有新願望訊號，切換到 Step 6 (Wait1WorkingPanel)
            Debug.Log("ServerWorkMessageReplyWait1Panel: 無新願望訊號，切換到 Step 6 (Wait1WorkingPanel)。");
            if (ServerWorkSceneController.Instance != null)
            {
                ServerWorkSceneController.Instance.processStep(6);
            }
        }
    }

    // 供 NetworkMessageHandler 呼叫，設定「鎖定」旗標
    public void ReceiveNewWorkMessage()
    {
        Debug.Log("ServerWorkMessageReplyWait1Panel: 收到來自客戶端的新願望訊號，設定鎖定旗標。");
        shouldGoToStep2 = true;
    }
}