VFSUnity/Assets/Scripts/UI/PageController.cs

using UnityEngine;
using UnityEngine.UI;

public class PageController : MonoBehaviour
{
    [Header("=== 三个主页面 ===")]
    [SerializeField] private GameObject _homePagePanel;
    [SerializeField] private GameObject _modeSelectPanel;
    [SerializeField] private GameObject _fixationPanel;

    [Header("=== 实验页面 ===")]
    [SerializeField] private GameObject _experimentPanel;
    [SerializeField] private Button _btnExperimentBack;

    [Header("=== 实验内 UI（由 UIManager 管理）===")]
    [SerializeField] private UIManager _uiManager;

    [Header("=== 首页控件 ===")]
    [SerializeField] private Button _btnStart;
    [SerializeField] private Button _btnExit;

    [Header("=== 模式选择页控件 ===")]
    [SerializeField] private Button _btnBack;
    [SerializeField] private Button _btnPracticeMode;
    [SerializeField] private Button _btnExamMode;
    [SerializeField] private Text _modeDescText;

    [Header("=== 固定方式选择页控件 ===")]
    [SerializeField] private Button _btnFixationBack;
    [SerializeField] private Button _btnLimbFixation;
    [SerializeField] private Button _btnSplintFixation;

    [Header("=== 模式说明文案 ===")]
    [SerializeField] [TextArea(2, 4)] private string _practiceModeDesc =
        "模拟练习模式：不限时长，可反复练习。系统不评分，帮助您熟悉实验流程和操作步骤。";
    [SerializeField] [TextArea(2, 4)] private string _examModeDesc =
        "考核评估模式：限定时间，完成后系统自动评分，并提供详细反馈报告。";

    [Header("=== 编辑器预览（仅 Editor 模式有效）===")]
    [SerializeField] private EditorPreviewPage _editorPreview = EditorPreviewPage.None;

    public enum Page { Home, ModeSelect, Fixation, Experiment }
    public enum EditorPreviewPage { None, Home, ModeSelect, Fixation, Experiment }

    private Page _currentPage = Page.Home;
    private ExperimentMode _selectedMode = ExperimentMode.Learn;

    private void Start()
    {
        Debug.Log("=== PageController 初始化开始 ===");

        // 一开始就隐藏鞋子，以免在主页或开场动画时穿帮
        HideShose();

        // 关掉多余AudioListener（只留Main Camera的）
        var cam2 = GameObject.Find("camera2"); if (cam2 != null) { var al = cam2.GetComponent<AudioListener>(); if (al != null) al.enabled = false; }
        var cam3 = GameObject.Find("camera3"); if (cam3 != null) { var al = cam3.GetComponent<AudioListener>(); if (al != null) al.enabled = false; }

        // 绑定首页按钮
        if (_btnStart != null) { _btnStart.onClick.AddListener(OnStartClicked); Debug.Log("PageController: _btnStart 绑定成功"); }
        else Debug.LogError("PageController: _btnStart 未赋值！");

        if (_btnExit != null) { _btnExit.onClick.AddListener(OnExitClicked); Debug.Log("PageController: _btnExit 绑定成功"); }
        else Debug.LogError("PageController: _btnExit 未赋值！");

        if (_btnBack != null) { _btnBack.onClick.AddListener(OnModeBackClicked); Debug.Log("PageController: _btnBack 绑定成功"); }
        else Debug.LogError("PageController: _btnBack 未赋值！");

        if (_btnPracticeMode != null) { _btnPracticeMode.onClick.AddListener(() => OnModeSelected(ExperimentMode.Learn)); Debug.Log("PageController: _btnPracticeMode 绑定成功"); }
        else Debug.LogError("PageController: _btnPracticeMode 未赋值！");

        if (_btnExamMode != null) { _btnExamMode.onClick.AddListener(() => OnModeSelected(ExperimentMode.Exam)); Debug.Log("PageController: _btnExamMode 绑定成功"); }
        else Debug.LogError("PageController: _btnExamMode 未赋值！");

        if (_btnFixationBack == null && _fixationPanel != null) { var fb = _fixationPanel.transform.Find("BtnBack"); if (fb != null) { _btnFixationBack = fb.GetComponent<Button>(); Debug.Log("PageController: 自动绑定 FixationPanel/BtnBack"); } }
        if (_btnFixationBack != null) { _btnFixationBack.onClick.AddListener(OnFixationBackClicked); Debug.Log("PageController: _btnFixationBack 绑定成功"); }
        else Debug.LogError("PageController: _btnFixationBack 未找到！");

        if (_btnLimbFixation != null) { _btnLimbFixation.onClick.AddListener(() => OnFixationSelected(FixationMethod.LimbFixation)); Debug.Log("PageController: _btnLimbFixation 绑定成功"); }
        else Debug.LogError("PageController: _btnLimbFixation 未赋值！");

        if (_btnSplintFixation != null) { _btnSplintFixation.onClick.AddListener(() => OnFixationSelected(FixationMethod.SplintFixation)); Debug.Log("PageController: _btnSplintFixation 绑定成功"); }
        else Debug.LogError("PageController: _btnSplintFixation 未赋值！");

        if (_btnExperimentBack == null && _experimentPanel != null) { var eb = _experimentPanel.transform.Find("Navbar/BtnBack"); if (eb != null) { _btnExperimentBack = eb.GetComponent<Button>(); Debug.Log("PageController: 自动绑定 ExperimentPanel/Navbar/BtnBack"); } }
        if (_btnExperimentBack != null) { _btnExperimentBack.onClick.AddListener(OnExperimentBackClicked); Debug.Log("PageController: _btnExperimentBack 绑定成功"); }
        else Debug.LogError("PageController: _btnExperimentBack 未找到！");

        ShowPage(Page.Home);
        Debug.Log("=== PageController 初始化完成 ===");
    }

    private void Update()
    {
#if UNITY_EDITOR
        if (!Application.isPlaying)
        {
            if (_editorPreview != EditorPreviewPage.None)
            {
                Page targetPage = (Page)((int)_editorPreview - 1);
                ShowPage(targetPage);
            }
        }
#endif
    }

    private void ShowPage(Page page)
    {
        _currentPage = page;
        if (_homePagePanel != null) _homePagePanel.SetActive(page == Page.Home);
        if (_modeSelectPanel != null) _modeSelectPanel.SetActive(page == Page.ModeSelect);
        if (_fixationPanel != null) _fixationPanel.SetActive(page == Page.Fixation);
        if (_experimentPanel != null) _experimentPanel.SetActive(page == Page.Experiment);

        if (page == Page.ModeSelect && _modeDescText != null)
            _modeDescText.text = "";
        
        Debug.Log($"PageController: 页面切换 -> [{page}]");
    }

    #region 按钮回调

    private void OnStartClicked()
    {
        ShowPage(Page.ModeSelect);
    }

    private void OnExitClicked()
    {
#if UNITY_EDITOR
        UnityEditor.EditorApplication.isPlaying = false;
#else
        Application.Quit();
#endif
    }

    private void OnModeBackClicked()
    {
        ShowPage(Page.Home);
    }

    private void OnModeSelected(ExperimentMode mode)
    {
        _selectedMode = mode;
        if (_modeDescText != null)
            _modeDescText.text = (mode == ExperimentMode.Learn) ? _practiceModeDesc : _examModeDesc;

        GameManager.Instance.CurrentMode = mode;
        GameManager.Instance.CurrentExperimentType = ExperimentType.FractureFixation;

        ShowPage(Page.Fixation);
    }

    private void OnFixationBackClicked()
    {
        ShowPage(Page.ModeSelect);
    }

    private void OnFixationSelected(FixationMethod method)
    {
        GameManager.Instance.CurrentFixationMethod = method;

        var openingFlow = FindObjectOfType<OpeningFlowController>();
        if (openingFlow != null)
        {
            ShowPage(Page.Experiment);
            openingFlow.PlayOpeningFlow(() => 
            {
                if (_uiManager != null)
                {
                    _uiManager.gameObject.SetActive(true);
                }

                var stepManager = FindObjectOfType<StepManager>();
                if (stepManager != null)
                {
                    stepManager.InitializeFromGameManager();
                }

                StartCoroutine(StartInitialVoiceAndCameraRoutine());
            });
        }
        else
        {
            ShowPage(Page.Experiment);
            if (_uiManager != null) _uiManager.gameObject.SetActive(true);

            var stepManager = FindObjectOfType<StepManager>();
            if (stepManager != null) stepManager.InitializeFromGameManager();
            StartCoroutine(StartInitialVoiceAndCameraRoutine());
        }
    }

    private void OnExperimentBackClicked()
    {
        ReturnToHome();
    }

    public void ReturnToHome()
    {
        Debug.Log("PageController: 返回首页");

        // --- 核心修复：退出时彻底清理并隐藏所有交互物体 ---
        var manInjury = GameObject.Find("manInjury");
        if (manInjury != null)
        {
            foreach (var handler in manInjury.GetComponentsInChildren<PingClickHandler>(true))
            {
                handler.ResetState();
                handler.gameObject.SetActive(false); // 强制隐藏 ping
            }
            foreach (var handler in manInjury.GetComponentsInChildren<ChanraoTuibuHandler>(true))
            {
                handler.ResetState();
                handler.gameObject.SetActive(false); // 强制隐藏 chanraotuibu
            }
            // 这里也可以顺带隐藏所有的 man_ba_zi_chan_rao 下的 chanrao
        }
        
        // 找到 Shose 重置并彻底隐藏
        var shose = GameObject.Find("Shose");
        if (shose == null)
        {
            var allTransforms = Resources.FindObjectsOfTypeAll<Transform>();
            foreach(var t in allTransforms) { if (t.parent == null && t.name == "Shose") { shose = t.gameObject; break; } }
        }
        if (shose != null)
        {
            var h = shose.GetComponent<ShoseClickHandler>();
            if (h != null) h.ResetState();
            
            // 关键：返回主页时，必须禁用点击组件，并隐藏物体
            if (h != null) h.enabled = false;
            shose.SetActive(false);
        }

        // 把 touchArray 里的点也关掉
        var touchArray = GameObject.Find("touchArray");
        if (touchArray != null)
        {
            foreach (Transform t in touchArray.transform)
            {
                t.gameObject.SetActive(false);
            }
        }
        // ------------------------------------------------

        ShowPage(Page.Home);
    }

    private System.Collections.IEnumerator StartInitialVoiceAndCameraRoutine()
    {
        float waitTime = 1f; // 默认等1秒
        var am = FindObjectOfType<AudioManager>();
        
        // 隐藏视频面板
        var allT = Resources.FindObjectsOfTypeAll<Transform>();
        foreach (var t in allT)
        {
            if (t.name == "VideoPanel" && t.parent != null && t.parent.name == "Canvas")
            {
                t.gameObject.SetActive(false);
            }
        }
        
        // 找鞋子
        var shose = GameObject.Find("Shose");
        if (shose == null)
        {
            foreach(var t in allT) { if (t.parent == null && t.name == "Shose") { shose = t.gameObject; break; } }
        }
        
        var point2 = GameObject.Find("touchArray/point2");
        if (point2 == null)
        {
            var touchArray = GameObject.Find("touchArray");
            if (touchArray != null)
            {
                var p2 = touchArray.transform.Find("point2");
                if (p2 != null) point2 = p2.gameObject;
            }
        }

        if (shose != null)
        {
            var h = shose.GetComponent<ShoseClickHandler>();
            if (h == null) h = shose.AddComponent<ShoseClickHandler>();
            h.targetPoint = GameObject.Find("ShosePoint")?.transform;
            
            // 这里因为你换了绑带模型：我们需要确保拿到正确的 ping.004。
            // 只要场景里激活/存在叫 ping.004 的就行
            var ping004 = GameObject.Find("ping.004");
            if (ping004 == null)
            {
                // 如果是隐藏状态，用全局查找
                foreach(var t in allT) { if (t.name == "ping.004") { ping004 = t.gameObject; break; } }
            }
            h.nextObject = ping004;
            
            // 鞋子出现，但默认不开组件（不可点击）
            h.enabled = false;
            shose.SetActive(true);
        }
        
        if (point2 != null)
        {
            var oldHandler = point2.GetComponent<TouchPositionHandler>();
            if (oldHandler != null) Destroy(oldHandler);
            
            var h2 = point2.GetComponent<Point2ClickHandler>();
            if (h2 == null) h2 = point2.AddComponent<Point2ClickHandler>();
            if (h2.nextObject == null) h2.nextObject = shose;
            
            point2.SetActive(false);
        }

        // 1. 强制播放第一句语音
        if (am != null)
        {
#if UNITY_EDITOR
            var autoClip = UnityEditor.AssetDatabase.LoadAssetAtPath<AudioClip>("Assets/Audio/people/周围环境安全，我是救护志愿者，我可以帮助您吗.mp3");
            if (autoClip != null) 
            {
                am.PlayVoice(autoClip);
                waitTime = autoClip.length + 1f;
            }
#endif
        }
        
        Debug.Log($"PageController: 开始等待 {waitTime} 秒以切换摄像机并激活鞋子");
        
        var tipPanel = GameObject.Find("TipPanel");
        if (tipPanel == null)
        {
            foreach(var t in allT) { if (t.name == "TipPanel") { tipPanel = t.gameObject; break; } }
        }
        if (tipPanel != null) tipPanel.SetActive(true);
        
        yield return new WaitForSeconds(waitTime);
        
        if (tipPanel != null) tipPanel.SetActive(false);
        if (am != null) am.SwitchToCamera3();
        
        if (point2 != null)
        {
            point2.SetActive(true);
            Debug.Log("PageController: 镜头切换到camera3，point2 已显示");
        }
    }

    private void HideShose()
    {
        var shose = GameObject.Find("Shose");
        if (shose != null)
        {
            shose.SetActive(false);
        }
    }

    #endregion

}