using System;
using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using DG.Tweening;
using Framework;
using PhxhSDK;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.UI;
using UnityEngine.Serialization;
using Object = System.Object;
using UniTask = Cysharp.Threading.Tasks.UniTask;

public abstract class UIWindow
{
    public GameObject gameObject;
    public Transform transform;
    public RectTransform rectTransform;
    public string name;


    private const string DEFAULT_SHOW_ANIM = "show";
    private const string DEFAULT_HIDE_ANIM = "hide";
    private string mWindowName;
    private ScreenOrientation _lastOrientation;
    private Vector2 _offsets;   //x,y代表左右的偏移量

    protected Dictionary<string, int> AsyncLoadedAssetList = new ();

    private bool _isNeedScreenAdaption;
    private bool _bDoNotSetMainCamera = false;  //不设置主相机

    public bool IsNotSetMainCamera => _bDoNotSetMainCamera;

    // 是否播放默认的打开对话框的声音
    public bool isPlayDefaultOpenAudio = true;
    // 是否播放默认的关闭对话框的声音
    public bool isPlayDefaultCloseAudio = true;

    private bool _isPlayingOpenAnim;

    private Sequence _openAnimSeq;
    public bool IsShowOpenAnim;

    public string WindowName
    {
        set { mWindowName = value; }
        get { return mWindowName; }
    }
    
    [HideInInspector]
    public UIWindowLayer uiWindowLayer;

    [HideInInspector]

    protected bool isCreated = false;

    protected bool _isShow = false;
    protected bool _isHide = false;

    protected void RegisterScreenAdaption()
    {
        _lastOrientation = Screen.orientation;
        InitScreenUIOffset();
        UpdateScreenAdaption();
        _isNeedScreenAdaption = true;
    }

    public async UniTask<T> LoadAssetAsync<T>(string path) where T : UnityEngine.Object
    {
        var asset = await AssetManager.Instance.LoadAssetAsync<T>(path);
        if (!AsyncLoadedAssetList.ContainsKey(path))
        {
            AsyncLoadedAssetList.Add(path, 1);
        }
        else
        {
            AsyncLoadedAssetList[path]++ ;
        }
        return asset;
    }
    
    public T LoadAsset<T>(string path) where T : UnityEngine.Object
    {
        var asset = AssetManager.Instance.LoadAsset<T>(path);
        return asset;
    }

    /// <summary>
    /// 异步预加载
    /// </summary>
    /// <param name="path"></param>
    public async UniTask PostPreload<T>(string path) where T : UnityEngine.Object
    {
        await AssetManager.Instance.PostPreload<T>(path);
        if (!AsyncLoadedAssetList.ContainsKey(path))
            AsyncLoadedAssetList.Add(path, 1);
        else
            AsyncLoadedAssetList[path]++;
    }

    public T GetPreLoadResult<T>(string path) where T : UnityEngine.Object
    {
        return AssetManager.Instance.GetPreLoadResult<T>(path);
    }

    protected void UnLoad()
    {
        foreach (var asset in AsyncLoadedAssetList)
        {
            var path = asset.Key;
            var count = asset.Value;
            for (int i = 0; i < count; i++)
            {
                AssetManager.Instance.Unload(path);
            }
        }

        AsyncLoadedAssetList.Clear();
    }

    protected virtual void OnUpdate()
    {
        if (_isNeedScreenAdaption && _lastOrientation != Screen.orientation)
        {
            // Add your orientation-specific actions here
            // Update the last orientation for the next frame
            _lastOrientation = Screen.orientation;
            UpdateScreenAdaption();
            //左右分别找到指定节点移动，当前的方案
            //刘海屏适配

        }
    }

    public void Update()
    {
        OnUpdate();
    }

    #region MonoBehaviour Methods Override

    protected void Destroy(GameObject obj)
    {
        UnityEngine.Object.Destroy(obj);
    }

    protected void DestroyImmediate(GameObject obj)
    {
        UnityEngine.Object.DestroyImmediate(obj);
    }
    
    protected void Destroy(Component cmp)
    {
        UnityEngine.Object.Destroy(cmp);
    }
    
    protected void DestroyImmediate(Component cmp)
    {
        UnityEngine.Object.DestroyImmediate(cmp);
    }

    protected GameObject Instantiate(GameObject prefab)
    {
        return UnityEngine.Object.Instantiate(prefab, transform);
    }
    
    protected GameObject Instantiate(GameObject prefab, Transform trans)
    {
        return UnityEngine.Object.Instantiate(prefab, trans);
    }

    #endregion

    #region #ScreenAdaption
    /// <summary>
    /// 屏幕适配，目前方案是左右固定名称的节点下的各个物体需要适配，其他的不管
    /// </summary>
    protected void UpdateScreenAdaption()
    {
        var goLeft = transform.Find("UI_LiuHaiLeft")?.gameObject;
        var goRight = transform.Find("UI_LiuHaiRight")?.gameObject;
        if (goLeft)
        {
            var rectTrans = goLeft.GetComponent<RectTransform>();
            var originPos = rectTrans.anchoredPosition;
            rectTrans.anchoredPosition = new Vector2(_offsets.x, originPos.y);
        }

        if (goRight)
        {
            var rectTrans = goRight.GetComponent<RectTransform>();
            var originPos = rectTrans.anchoredPosition;
            rectTrans.anchoredPosition = new Vector2(_offsets.y, originPos.y);
        }
    }

    protected void SetScreenOffsets(Vector2 offset)
    {
        _offsets = offset;
    }


    protected void InitScreenUIOffset()
    {
        var offset = DeviceHelper.GetWidthOffset();
        var goLeft = transform.Find("UI_LiuHaiLeft")?.gameObject;
        if (goLeft)
        {
            var rectTrans = goLeft.GetComponent<RectTransform>();
            var originPos = rectTrans.anchoredPosition;
            SetScreenOffsets(new Vector2(originPos.x + offset.x, 0));
        }

        GameObject goRight = transform.Find("UI_LiuHaiRight")?.gameObject;
        if (goRight)
        {
            var rectTrans = goRight.GetComponent<RectTransform>();
            var originPos = rectTrans.anchoredPosition;
            SetScreenOffsets(new Vector2(_offsets.x, originPos.x - offset.y));
        }
    }
    
    #endregion

    #region Window Life

    public void CreateWindow(object data = null, bool isNotSetCamera = false)
    {
        _bDoNotSetMainCamera = isNotSetCamera;
        PreLoad(data);

        if (!isCreated)
        {
            OnInit();
            isCreated = true;
        }

        _isShow = false;
        _isHide = false;

        IsShowOpenAnim = UIManager.Instance.GetIsAutoPlayAnim(WindowName);
        Show(data);
        
        if (isPlayDefaultOpenAudio)
        {
            //AudioManager3.Instance.PlaySound("");
        }
    }
    
    /// <summary>
    /// 关闭窗口
    /// </summary>
    /// <param name="closeType"></param>
    /// <param name="forceShowAnim"></param>强制设置动画,0不管，1强制开，-1强制不开
    /// <param name="isOpenMainCamera"></param>
    public async void CloseWindow(UIWindowCloseType closeType = UIWindowCloseType.HideAndDestroy, int forceShowAnim = 0, 
        bool isOpenMainCamera = true)
    {
        // if (UIManager.Instance.CheckWindowIsFullScreen(this))
        // {
        //     CameraManager.Instance.SetMainCameraActive(isOpenMainCamera);
        // }
        if (UIManager.Instance.CheckWindowIsFullScreen(this))
        {
            if (!_bDoNotSetMainCamera)
            {
                CameraManager.Instance.SetMainCameraActive(isOpenMainCamera);
            }
        }
        if (isPlayDefaultCloseAudio && isCreated)
        {
            //AudioManager3.Instance.PlaySound("");

        }

        if (closeType == UIWindowCloseType.HideAndDestroy)
        {
            var last = UIManager.Instance.GetLast();
            if (last == this)
            {
                UIManager.Instance.PopWindow();
            }

            bool isShowCloseAnim = IsShowOpenAnim;
            if (forceShowAnim > 0)
            {
                isShowCloseAnim = true;
            }

            if (forceShowAnim < 0)
            {
                isShowCloseAnim = false;
            }
            
            _OnClose();
            if (isShowCloseAnim)
            {
                await AnimHide(() =>
                {
                    DestroyWindow();
                    UIManager.Instance.RemoveWindow(mWindowName);
                });
            }
            else
            {
                DestroyWindow();
                UIManager.Instance.RemoveWindow(mWindowName);
            }
        }
        else if(closeType == UIWindowCloseType.OnlyHide)
        {
            Hide();
        }
        else if(closeType == UIWindowCloseType.HideAndPush)
        {
            Hide();
            //UIManager.Instance.PushWindow(this);
        }
        else
        {
            //强制清除所有界面时使用
            DestroyWindow();
            UIManager.Instance.RemoveWindow(mWindowName);
        }
    }

    public virtual async UniTask<bool> OnBack(object data = null)
    {
        if (UIManager.Instance.GetLast() != null)
        {
            OnDirectBack();
            return true;
        }

        await OnBackApp();

        return true;
    }

    protected void OnDirectBack()
    {
        CloseWindow();
    }

    protected async UniTask OnBackApp()
    {
        await UIManager.Instance.CreateAndOpenWindow(UINameConst.UIBackReturn);
    }

    public void ReloadWindow(object data)
    {
        if (isCreated)
        {
            OnReloadWindow(data);
            return;
        }
        
        Show(data);
        OnReloadWindow(data);
    }

    public bool IsCreated()
    {
        return isCreated;
    }
    
    public bool IsShow()
    {
        return _isShow;
    }
    
    public bool IsHide()
    {
        return _isHide;
    }

    private async void Show(object data)
    {
        // var toTrue = (isCreated == false);
        // isCreated = true;

        if (gameObject == null)
        {
            DebugUtil.Log("UI已被销毁:{0}", WindowName);
        }
        else
        {
            if (IsShowOpenAnim)
            {
                var canvasGroup = gameObject.GetComponent<CanvasGroup>();
                if (!canvasGroup)
                {
                    canvasGroup = gameObject.AddComponent<CanvasGroup>();
                }

                canvasGroup.alpha = 0;
            }
            
            gameObject.SetActive(true);
            if (IsShowOpenAnim)
            {
                await AnimShow();
            }  
        }

        // if (toTrue)
        // {
        if (UIManager.Instance.WindowInfos.TryGetValue(WindowName, out var windowInfo))
        {
            // if (windowInfo.UIOpenType == UIOpenType.FullScreen)
            // {
            //     if (CameraManager.Instance.CheckMainCameraIsActive())
            //     {
            //         CameraManager.Instance.SetMainCameraActive(false);
            //     }
            // }
            if (CameraManager.Instance.CheckMainCameraIsActive())
            {
                if (windowInfo.UIOpenType == UIOpenType.FullScreen)
                {
                    //特殊处理主界面
                    if (!_bDoNotSetMainCamera && WindowName != UINameConst.UI_MainPanel)
                    {
                        CameraManager.Instance.SetMainCameraActive(false);
                    }
                }
            }
        }
        
        OnShowWindow(data);
        _isShow = true;
        _isHide = false;
        //}
    }

    private void ShowAgain()
    {
        if (gameObject)
        {
            gameObject.SetActive(true);
        }
        //OnShow();
    }

    private void Hide(bool isOnlyHide = false)
    {
        gameObject?.SetActive(false);
        //isOpen = false;
        if (!isOnlyHide)
        {
            OnHideWindow();
            _isHide = true;
            _isShow = false;
            if (UIManager.Instance.WindowInfos.TryGetValue(WindowName, out var windowInfo))
            {
                if (windowInfo.UIOpenType == UIOpenType.FullScreen)
                {
                    if (!CameraManager.Instance.CheckMainCameraIsActive())
                    {
                        CameraManager.Instance.SetMainCameraActive(true);
                    }
                }
            }
        }
    }

    private void _OnClose()
    {
        if (UIManager.Instance.UiWindowStack.Count <= 0)
        {
            return;
        }
        
        if (UIManager.Instance.CheckWindowIsFullScreen(this))
        {
            var window = UIManager.Instance.GetLastFullScreen();
            
            if (window != null && window != this)
            {
                if (UIManager.Instance.CheckIsWindowInStack(this))
                {
                    UIManager.Instance.ForceRemoveWindow(this);
                }
            }
            
            
            for (int i = UIManager.Instance.UiWindowStack.Count - 1; i >= 0; i--)
            {
                var latestWindow = UIManager.Instance.UiWindowStack[i];
                latestWindow.ShowWindow();
                
                if (UIManager.Instance.CheckWindowIsFullScreen(latestWindow)) 
                    break;
            }
        }
        else
        {
            UIManager.Instance.ForceRemoveWindow(this);
        }
    }

    private void DestroyWindow()
    {
        OnHideWindow();

        if (isCreated)
        {
            OnRelease();
            isCreated = false;
        }
        
        UIManager.Instance.UIWindowObjDic.Remove(gameObject);
        UnityEngine.Object.Destroy(gameObject);
        AssetManager.Instance.Unload(string.Format(UIManager.UI_PREFAB_PATH, mWindowName));
    }

    #endregion
    
    #region Framework

    /// <summary>
    ///预加载，传入参数，不能添加监听
    /// </summary>
    public virtual void PreLoad(object data = null)
    {
        
    }

    /// <summary>
    /// 打开界面时调用
    /// </summary>
    /// <param name="data"></param>
    protected virtual void OnShowWindow(object data)
    {
        EventManager.Instance.Send(EventManager.EventName.UIOpen, WindowName);
    }
    //protected virtual void OnOpenWindow() { }

    /// <summary>
    /// 关闭界面时调用
    /// </summary>
    protected virtual void OnHideWindow() 
    {
        EventManager.Instance.Send(EventManager.EventName.UIClose, WindowName);
    }

    /// <summary>
    /// 重新加载界面时调用
    /// </summary>
    protected virtual void OnReloadWindow(object data) { }
    /// <summary>
    /// 私有Awake方法，会在基类Awake执行后调用
    /// </summary>
    public abstract void OnInit();

    /// <summary>
    /// 对应OnInit，在销毁掉界面时调用
    /// </summary>
    public virtual void OnRelease()
    {
        UnLoad();
        _openAnimSeq?.Kill();
    }

    #region #Bind Component
    public GameObject BindButton(string target, Action action, bool playAudio = true)
    {
        GameObject obj = transform.Find(target)?.gameObject;
        if (obj != null)
        {
            Button button = obj.GetComponent<Button>();
            if (button != null)
            {
                button.onClick.AddListener
                    (
                    delegate ()
                    {
                        if (playAudio)
                        {
                            //AudioManager.Instance.PlaySound(SfxNameConst.button_s);
                        }
                        action?.Invoke();
                    }
                    );
            }
        }
        else
        {
            DebugUtil.LogError("未找到　{0}/{1}", gameObject.name, target);
        }

        return obj;
    }

    //增加一个可绑定对应变量的点击事件
    //传入GameObject
    public GameObject BindButton(GameObject obj, Action action, bool playAudio = true)
    {
        if (obj != null)
        {
            Button button = obj.GetComponent<Button>();
            if (button != null)
            {
                button.onClick.AddListener
                (
                    delegate ()
                    {
                        if (playAudio)
                        {
                            //AudioManager.Instance.PlaySound(SfxNameConst.button_s);
                        }
                        action?.Invoke();
                    }
                );
            }
        }
        else
        {
            DebugUtil.LogError("未找到　{0}/{1}", gameObject.name, obj.name);
        }
    
        return obj;
    }
    
    //传入参数
    public GameObject BindButton<T>(GameObject obj, Action<T> action, T parameter, bool playAudio = true)
    {
        if (obj != null)
        {
            Button button = obj.GetComponent<Button>();
            if (button != null)
            {
                button.onClick.AddListener
                (
                    delegate ()
                    {
                        if (playAudio)
                        {
                            //AudioManager.Instance.PlaySound(SfxNameConst.button_s);
                        }
                        action?.Invoke(parameter);
                    }
                );
            }
        }
        else
        {
            DebugUtil.LogError("未找到　{0}/{1}", gameObject.name, obj.name);
        }
    
        return obj;
    }
    
    //直接绑按钮
    public GameObject BindButton(Button button, Action action, bool playAudio = true)
    {
        if (button != null)
        {
            //Button button = button.GetComponent<Button>();
            if (button != null)
            {
                button.onClick.AddListener
                (
                    delegate ()
                    {
                        if (playAudio)
                        {
                            //AudioManager.Instance.PlaySound(SfxNameConst.button_s);
                        }
                        action?.Invoke();
                    }
                );
            }
        }
        else
        {
            DebugUtil.LogError("传入按钮为空，请检查按钮绑定参数!!!");
            //DebugUtil.LogError($"未找到　{gameObject.name}/{button.name}");
            return null;
        }

        return button.gameObject;
    }

    //可传入参数
    public GameObject BindButton<T>(Button button, Action<T> action, T parameter, bool playAudio = true)
    {
        if (button != null)
        {
            //Button button = obj.GetComponent<Button>();
            if (button != null)
            {
                button.onClick.AddListener
                (
                    delegate ()
                    {
                        if (playAudio)
                        {
                            //AudioManager.Instance.PlaySound(SfxNameConst.button_s);
                        }

                        if (parameter == null)
                        {
                            DebugUtil.LogError("=== 传入参数为空! ===");
                        }
                        action?.Invoke(parameter);
                    }
                );
            }
        }
        else
        {
            DebugUtil.LogError("传入按钮为空，请检查按钮绑定参数!!!");
            return null;
        }

        return button.gameObject;
    }

    public void ClearBind(Button button)
    {
        if (button != null)
        {
            button.onClick.RemoveAllListeners();
        }
    }
    
    public void ClearBind(GameObject go)
    {
        var button = go.GetComponent<Button>();
        if (button != null)
        {
            button.onClick.RemoveAllListeners();
        }
    }
    
    public GameObject FindObj(string path)
    {
        GameObject obj = transform.Find(path)?.gameObject;
        if (obj == null)
        {
            DebugUtil.LogError("{0}未找到　{1}/{2}", mWindowName, gameObject.name, path);
        }
        return obj;
    }
    
    public T GetComponent<T>(string path = "") where T : Behaviour
    {
        var component = transform.Find(path)?.GetComponent<T>();
        if (component == null)
        {
            DebugUtil.LogError("{0}未找到组件{1}：　{2}", mWindowName, typeof(T).Name, path);
        }
        return component;
    }
    #endregion
    public void HideWindow(bool isOnlyHide = false)
    {
        Hide(isOnlyHide);
    }

    public void ShowWindowActive()
    {
        ShowAgain();
    }

    public void ShowWindow(object data = null)
    {
        Show(data);
    }

    #endregion
    

    #region #Anim
    public async UniTask PlayAnimation(bool isShow, Action callBack = null)
    {
        var canvasGroup = gameObject.GetComponent<CanvasGroup>();
        if (!canvasGroup)
        {
            canvasGroup = gameObject.AddComponent<CanvasGroup>();
        }

        var time = 0.3f;
        _isPlayingOpenAnim = true;
        _openAnimSeq = DOTween.Sequence();
        
        if (isShow)
        {
            canvasGroup.alpha = 0;
            var tw0 = canvasGroup.DOFade(1, time);
            _openAnimSeq.Append(tw0);
            _openAnimSeq.AppendCallback(() =>
            {
                _isPlayingOpenAnim = false;
                callBack?.Invoke();
            });
            return;
        }
        canvasGroup.alpha = 1;
        var tw1 = canvasGroup.DOFade(0, time);
        _openAnimSeq.Append(tw1);
        _openAnimSeq.AppendCallback(() =>
        {
            _isPlayingOpenAnim = false;
            callBack?.Invoke();
        });
    }

    public async UniTask AnimShow(Action callBack = null)
    { 
        await PlayAnimation(true, callBack);
    }

    public async UniTask AnimHide(Action callBack = null)
    {
        await PlayAnimation(false, callBack);
    }
    #endregion
}