using Cysharp.Threading.Tasks;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

namespace WS
{
    [ObjectSystem]
    public class ProgressPopControllerUpdateSystem : UpdateSystem<ProgressPopController>
    {
        public override void Update(ProgressPopController self)
        {
            //self.LateUpdate();
            ////侧面布局
            //if (FacadeComponent.Instance.GetController<ProgressPopController>() != null)
            //{
            //    self.playerPos = Player.instance.transform.position;
            //    float angle = Mathf.DeltaAngle(self.VRCameraRotY, Player.instance.hmdTransform.localEulerAngles.y);
            //    float num = Mathf.Abs(angle) / self.angle;
            //    if (num > 1)
            //    {
            //        self.VRCameraRotY += (int)num * 2 * self.angle * Mathf.Sign(angle);
            //        if (self.VRCameraRotY > 360)
            //        {
            //            self.VRCameraRotY -= 360;
            //        }
            //        Vector3 uiToPlayer = self.GetUITranfrom().position - self.playerPos;
            //        self.startDir = Quaternion.Euler(0, Mathf.Sign(angle) * 2 * self.angle, 0) * uiToPlayer;
            //        self.uiRot = Quaternion.Euler(0, self.GetUITranfrom().rotation.eulerAngles.y + 2 * self.angle * Mathf.Sign(angle), 0);
            //    }
            //    else
            //    {
            //        if (self.startRotY != Player.instance.transform.localEulerAngles.y)
            //        {
            //            self.GetUITranfrom().LookAt(self.playerPos);
            //            float angleValue = Mathf.DeltaAngle(self.startRotY, Player.instance.transform.localEulerAngles.y);
            //            self.startDir = Quaternion.Euler(0, angleValue, 0) * self.startDir;
            //            float uiAngle = self.uiRot.eulerAngles.y + angleValue;
            //            if (uiAngle >= 180)
            //            {
            //                uiAngle -= 360;
            //            }
            //            self.uiRot = Quaternion.Euler(new Vector3(0, uiAngle, 0));
            //            self.startRotY = Player.instance.transform.localEulerAngles.y;
            //        }
            //        else
            //        {
            //            self.uiRot = self.GetUITranfrom().localRotation;
            //        }
            //    }
            //    self.uiPos = self.startDir + self.playerPos;
            //    self.SetView(self.uiPos / self.canvasScale, self.uiRot);

            //}
        }
    }

    [ObjectSystem]
    public class ProgressPopControllerLateUpdateSystem : LateUpdateSystem<ProgressPopController>
    {
        public override void LateUpdate(ProgressPopController self)
        {
            self.LateUpdate();
        }
    }

    public class ProgressPopController : Controller<ProgressPopView, ProgressPopModel>
    {
        ProcessManager processMgr;

        /// <summary> 限制角度 </summary>
        public float limitAngle = 90;

        /// <summary> VR相机Y轴旋转 </summary>
        public float VRCameraRotY;

        /// <summary> Y轴距离 </summary>
        public float uiDistanceY = 500;

        /// <summary> Z轴距离 </summary>
        public float uiDistanceZ = 800;

        /// <summary> ui到玩家的向量 </summary>
        public Vector3 startDir;

        /// <summary> UI位置 </summary>
        public Vector3 uiPos;

        /// <summary> UI旋转 </summary>
        public Quaternion uiRot;

        /// <summary> 画布缩放(用于计算世界坐标) </summary>
        public float canvasScale = 0.001f;

        /// <summary> 玩家位置 </summary>
        public Vector3 playerPos;

        /// <summary> 玩家初始旋转 </summary>
        public float startRotY;

        /// <summary> UI页面是否隐藏 </summary>
        public bool isHide;

        /// <summary> 页面禁用 </summary>
        public bool isForbidden = false;

        /// <summary> 快捷键提示页 </summary>
        //private NoticeViewController noticeView;

        /// <summary> 当前任务分数 </summary>
        public float currentTaskScore;

        protected override void BindingViewModel()
        {
            //_Model.Bind(_View.ifJump, _Model.InputPassWord, (a) =>
            //{

            //    if (int.TryParse(a, out int r))
            //    {

            //        PlayerPrefs.SetInt("Test_Jump", r);
            //        string str = $"增加{r}步";
            //        _View.TestJumpBtn.GetComponentInChildren<Text>().text = str;

            //    }


            //});

            _Model.Bind(_View.TestJumpBtn, TestJumpBtnClick);
            _Model.Bind(_View.ReturnBtn, ReturnBtnClick);
            _Model.Bind(_View.LastBtn, LastBtnClick);
            _Model.Bind(_View.NextBtn, NextBtnClick);
            _Model.Bind(_View.HintBtn, HintBtnClick);
            _Model.Bind(_View.Progress, _Model.Progress);
            _Model.Bind(_View.Message, _Model.Message);
        }

        public override void OpenView()
        {
            base.OpenView();
            isHide = false;
            isForbidden = false;
            //noticeView = FacadeComponent.Instance.CreateController<NoticeViewController>();
            //noticeView.OpenView();

            processMgr = GameManager.Instance.ProcessManager;
            _Model.WSTaskLists = processMgr.GetVTaskList();
            RefreshMessage(0);
            processMgr.OnCompleteVTaskCallback += RefreshMessage;
            processMgr.OnEndProcessCallback += OnProcessCompletCallBack;
            currentTaskScore = processMgr.GetVTask(processMgr.GetCurrentModule().VTaskId).Score;

            VRCameraRotY = 0;
            startRotY = 0;

            var playerPos = Player.Inst.transform.position;
            uiPos = playerPos / canvasScale + new Vector3(0, uiDistanceY, uiDistanceZ);

            var Z = Player.Inst.transform.forward * uiDistanceZ;
            var Y = Player.Inst.transform.up * uiDistanceY;
            uiRot = Quaternion.Euler(new Vector3(70, 0, 0));
            _View.SetPosition(uiPos, uiRot);

            startDir = _View.UIGameObject.transform.position - playerPos;
        }

        public override void Dispose()
        {
            processMgr.OnCompleteVTaskCallback -= RefreshMessage;
            processMgr.OnEndProcessCallback -= OnProcessCompletCallBack;

            //noticeView?.CloseView();
            base.Dispose();
        }

        public void LateUpdate()
        {
            ViewLayout();
            //if (VRInputComponent.Instance.GetKeyDown(VRKey.侧卧, VRHand.右) && !isForbidden)
            //{
            //    isHide = !isHide;
            //    ViewStatus(isHide);
            //}
            SetNoticeView();
        }

        /// <summary> 页面位置布局 </summary>
        private void ViewLayout()
        {
            //正面布局
            if (FacadeComponent.Instance.GetController<ProgressPopController>() != null)
            {
                playerPos = Player.Inst.transform.position;
                float angle = Mathf.DeltaAngle(
                    VRCameraRotY,
                    Player.Inst.hmdTransform.localEulerAngles.y
                );
                float num = Mathf.Abs(angle) / limitAngle;
                if (num > 1)
                {
                    VRCameraRotY += (int)num * 2 * limitAngle * Mathf.Sign(angle);
                    if (VRCameraRotY > 360)
                    {
                        VRCameraRotY -= 360;
                    }
                    startDir =
                        Quaternion.Euler(0, Mathf.Sign(angle) * 2 * limitAngle, 0) * startDir;
                    uiRot = Quaternion.Euler(
                        70,
                        GetUITranfrom().rotation.eulerAngles.y + 2 * limitAngle * Mathf.Sign(angle),
                        0
                    );
                }
                else
                {
                    if (startRotY != Player.Inst.transform.localEulerAngles.y)
                    {
                        GetUITranfrom().LookAt(playerPos);
                        float angleValue = Mathf.DeltaAngle(
                            startRotY,
                            Player.Inst.transform.localEulerAngles.y
                        );
                        startDir = Quaternion.Euler(0, angleValue, 0) * startDir;
                        float uiAngle = uiRot.eulerAngles.y + angleValue;
                        if (uiAngle >= 180)
                        {
                            uiAngle -= 360;
                        }
                        uiRot = Quaternion.Euler(new Vector3(70, uiAngle, 0));
                        startRotY = Player.Inst.transform.localEulerAngles.y;
                    }
                    else
                    {
                        uiRot = GetUITranfrom().localRotation;
                    }
                }
                uiPos = startDir + playerPos;
                SetView(uiPos / canvasScale, uiRot);
            }
        }

        /// <summary> 流程结束回调 </summary>
        private void OnProcessCompletCallBack()
        {
            EndTeachController endTeach =
                FacadeComponent.Instance.CreateController<EndTeachController>();
            endTeach.OpenView();
            bool isReturnMain;
            if (
                GameManager.Instance.Data.Pattern == PatternType.教学
                || GameManager.Instance.Data.Pattern == PatternType.引导
            )
            {
                isReturnMain = true;
            }
            else
            {
                isReturnMain = false;
            }
            endTeach.SetViewMesg("检查以上操作无误，汇报操作完毕", false, isReturnMain);
            SceneDataSaveComponent.Instance.RestAllScene();
            CloseView();
        }

        /// <summary> 获取UI的Transform </summary>
        public Transform GetUITranfrom()
        {
            return _View.UIGameObject.transform;
        }

        /// <summary> 设置UI页面 </summary>
        public void SetView(Vector3 pos, Quaternion quaternion)
        {
            _View.SetPosition(pos, quaternion);
        }

        /// <summary>返回 </summary>
        public void ReturnBtnClick()
        {
            isForbidden = true;
            ViewStatus(isForbidden);
            EndTeachController endTeach =
                FacadeComponent.Instance.CreateController<EndTeachController>();
            endTeach.OpenView();
            bool isReturnMain;
            if (
                GameManager.Instance.Data.Pattern == PatternType.教学
                || GameManager.Instance.Data.Pattern == PatternType.引导
            )
            {
                isReturnMain = true;
            }
            else
            {
                isReturnMain = false;
            }
            endTeach.SetViewMesg(
                $"您还未完成操作{GameManager.Instance.Data.Pattern}，现在退出不保留操作进度，是否确定退出",
                true,
                isReturnMain
            );
        }

        /// <summary> 设置进度栏显隐 </summary>
        public void ViewStatus(bool active)
        {
            _View.UIGameObject.SetActive(!active);
        }

        /// <summary> 手臂提示 </summary>
        private void SetNoticeView()
        {
            //Vector3 pos = Player.Inst.rightHand.transform.position / canvasScale;
            //Quaternion quaternion =
            //    Player.Inst.rightHand.transform.rotation
            //    * Quaternion.Euler(new Vector3(70, 0, 0));
            //noticeView.SetView(pos, quaternion);
        }

        /// <summary> 警告提示 </summary>
        public async void WarningHint()
        {
            _View.WarningHint.gameObject.SetActive(true);
            await TimerComponent.Instance.WaitAsync(1.5f);
            _View.WarningHint.gameObject.SetActive(false);
        }

        public async void TestJumpBtnClick()
        {
            int len = PlayerPrefs.GetInt("Test_Jump", 0);
            for (int i = 0; i < len; i++)
            {
                var isscne = processMgr.IsScene();

                await processMgr.NextProcess();
                if (isscne)
                {
                    await TimerComponent.Instance.WaitAsync(1);
                }
            }
        }

        /// <summary> 上一步按钮 </summary>
        public async void LastBtnClick()
        {
            await processMgr.LastProcess();
            RefreshMessage(processMgr.GetCurrentModule().VTaskId - 1);
        }

        /// <summary>下一步按钮</summary>
        public async void NextBtnClick()
        {
            await processMgr.NextProcess();
        }

        /// <summary>提示按钮</summary>
        public void HintBtnClick()
        {
            _View.Message.gameObject.SetActive(true);
            currentTaskScore = 0;
            processMgr.GetCurrentModule().Prompt();
        }

        /// <summary> 刷新页面上的任务信息</summary>
        public void RefreshMessage(int taskId)
        {
            taskId += 1;
            WSTaskList record = _Model.WSTaskLists.Find(t => t.Id == taskId);
            if (record == null)
            {
                Log.LogError($"任务{taskId}为空");
                return;
            }
            currentTaskScore = processMgr.GetVTaskRecord(taskId).Score;
            _Model.Progress.Value =
                "大岗山10kV厂用电系统I段停电检修做措施"
                + $"（<size=32>{record.Id}</size>/{processMgr.GetAllVTaskRecord().Count})";
            switch (GameManager.Instance.Data.Pattern)
            {
                case PatternType.教学:
                    _Model.Message.Value = record.Name.Replace(" ", "\u00A0").Replace("\\n", "\n");
                    _View.LastBtn.interactable = (taskId == 1) ? false : true;
                    _View.NextBtn.interactable =
                        (taskId == processMgr.GetVTaskList().Count) ? false : true;
                    _View.HintBtn.gameObject.SetActive(false);
                    break;
                case PatternType.练习:
                    _Model.Message.Value = record.Name.Replace(" ", "\u00A0").Replace("\\n", "\n");
                    _View.Message.gameObject.SetActive(false);
                    _View.LastBtn.gameObject.SetActive(false);
                    _View.NextBtn.gameObject.SetActive(false);
                    _View.HintBtn.gameObject.SetActive(true);
                    break;
                case PatternType.考核:
                    _View.LastBtn.gameObject.SetActive(false);
                    _View.NextBtn.gameObject.SetActive(false);
                    _View.HintBtn.gameObject.SetActive(false);
                    break;
            }
        }

        /// <summary>
        /// 结果提示
        /// </summary>
        /// <param name="isSuccess">操作是否正确</param>
        public async UniTask ResultHint(bool isSuccess)
        {
            if (isSuccess)
            {
                GameManager.Instance.currentAllScore += currentTaskScore;
            }
            else
            {
                currentTaskScore = 0;
            }
            _View.SuccessIcon.gameObject.SetActive(isSuccess);
            _View.FailIcon.gameObject.SetActive(!isSuccess);
            await TimerComponent.Instance.WaitAsync(2);
            _View.SuccessIcon.gameObject.SetActive(false);
            _View.FailIcon.gameObject.SetActive(false);
        }
    }

    public class ProgressPopView : View
    {
        public InputField ifJump;
        public Button TestJumpBtn;
        public Button ReturnBtn;
        public Button LastBtn;
        public Button NextBtn;
        public Button HintBtn;
        public Text Progress;
        public Text Message;
        public Text WarningHint;
        public Image FailIcon;
        public Image SuccessIcon;

        public override void LoadInit()
        {
            ShowModeType = ViewShowModeType.World;
            ReferenceCollector rc = UIGameObject.GetComponent<ReferenceCollector>();
            ifJump = rc.GetComponent<InputField>("ifJump");
            ReturnBtn = rc.GetComponent<Button>("ReturnBtn");
            TestJumpBtn = rc.GetComponent<Button>("TestJumpBtn");
            LastBtn = rc.GetComponent<Button>("LastBtn");
            NextBtn = rc.GetComponent<Button>("NextBtn");
            HintBtn = rc.GetComponent<Button>("HintBtn");
            Progress = rc.GetComponent<Text>("Progress");
            Message = rc.GetComponent<Text>("Message");
            WarningHint = rc.GetComponent<Text>("WarningHint");
            FailIcon = rc.GetComponent<Image>("FailIcon");
            SuccessIcon = rc.GetComponent<Image>("SuccessIcon");
        }
    }

    public class ProgressPopModel : Model
    {
        public BindableProperty<string> Progress;
        public BindableProperty<string> Message;
        public BindableProperty<string> InputPassWord;

        /// <summary> 任务列表 </summary>
        public List<WSTaskList> WSTaskLists;

        /// <summary> 转头角度 </summary>
        public float angle = 90;

        public override void InitProperty()
        {
            Progress = CreateProperty<string>();
            Message = CreateProperty<string>();
            InputPassWord = CreateProperty<string>();
        }
    }
}