using Assets.Scenes.Ride.Scripts;
using Assets.Scenes.Ride.Scripts.Model;
using Assets.Scenes.Ride.Scripts.Model.CyclingModels;
using Assets.Scripts.Apis;
using Assets.Scripts.Apis.Models;
using Assets.Scripts.UI.Prefab.Device;
using GeoJSON.Net.Geometry;
using Mapbox.Utils;
using RenderHeads.Media.AVProVideo;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using TurfCS;
using UnityEngine;
using DG.Tweening;
using Assets.Scenes.Ride.Scripts.Model.RiderModels;
using UnityEngine.EventSystems;
using UnityEngine.Events;
using Helper = Assets.Scenes.Ride.Scripts.Helper;
using System.Collections;

namespace Assets.Scripts.Scenes.VideoRide
{
    public class CustomRange
    {
        public int KeyFrame { get; set; }//帧数
        public int Start { get; set; }//起始帧
        public int End { get; set; }//结束帧
        public float PositionX { get; set; }
        public float PositionY { get; set; }
        public float PositionZ { get; set; }
        public float RotationY { get; set; }
        public float RotationZ { get; set; }
        public float LightY { get; set; }

        private const float defaultRotationY = 0;
        private const float defaultRotationZ = 0;
        private const float defaultPositionX = 0;
        private const float defaultPositionY = -1;
        private const float defaultPositionZ = 3;
        private const float defaultLightY = 0;

        public static CustomRange Read(string s)
        {
            // - 代表默认值
            //KeyFrame:RotationY,RotationZ,PositionX,PositionY,PositionZ,LightY
            var result = s.Split(':');
            var v = result[1].Split(',');
            CustomRange r = new CustomRange()
            {
                KeyFrame = Convert.ToInt32(result[0]),
                RotationY = v[0].Equals("-") ? defaultRotationY : (float)Convert.ToDouble(v[0]),
                RotationZ = v[1].Equals("-") ? defaultRotationZ : (float)Convert.ToDouble(v[1]),
                PositionX = v[2].Equals("-") ? defaultPositionX : (float)Convert.ToDouble(v[2]),
                PositionY = v[3].Equals("-") ? defaultPositionY : (float)Convert.ToDouble(v[3]),
                PositionZ = v[4].Equals("-") ? defaultPositionZ : (float)Convert.ToDouble(v[4]),
                LightY = v[5].Equals("-") ? defaultLightY : (float)Convert.ToDouble(v[5]),
            };
            return r;
        }
    }
    public class VideoGameManager : DeviceServiceMonoBase
    {
        public AbstractVideoPlayer CurrentPlayer { get; set; }
        private MapDataModel mapData { get; set; }
        private MediaPlayer mediaPlayer { get; set; }
        private bool isStart { get; set; }
        private Route route { get; set; }
        public MapRoute mapRoute { get; set; }
        public RouteResultParam selectParamModel;
        public RouteResult routeResult;
        public string recordId { get; set; }
        public DateTime startTime { get; set; }
        public int FrameKM { get; private set; }//一米对应的帧数
        public CyclingModel cyclingModel;
        public BaseCycling cyclingController;
        public List<CustomRange> mockDirection = new List<CustomRange>();
        private double endDistance { get; set; }
        public List<float> slots = new List<float>();
        GameObject infoPanel;
        GameObject OnlinePlayer;
        GameObject OnlinePlayer_NV;
        private bool isStop { get; set; }
        public enum ARMode
        {
            RIDE,
            INSPECT
        }
        //当前是观察者视角还是骑行者视角
        public ARMode _aRMode { get; set; }
        public int RankingId { get; set; }
        private int currentOnlineCount = 0;

        private void Awake()
        {
            base.Awake();
            mediaPlayer = FindObjectOfType<MediaPlayer>();
            DeviceCache.Init(PFConstants.DeviceCacheFolder);
            var check = CheckAnt();//初始化蓝牙设备
            recordId = Guid.NewGuid().ToString();
            MockDirection();
            infoPanel = Resources.Load<GameObject>("UI/Prefab/AR/VideoPlayerHead");
            OnlinePlayer = Resources.Load<GameObject>("UI/Prefab/AR/OnlineVideoPlayer");
            OnlinePlayer_NV = Resources.Load<GameObject>("UI/Prefab/AR/OnlineVideoPlayer_NV");
            StartCoroutine(Init());
        }
        void Start()
        {
            InitSlots();
           
            UIManager.Instance.MainPanel = GetCanvasTransform().GetComponent<PFUIPanel>();
            UIManager.Instance.ModalsPanel = this.transform.Find("Canvas/ModalPanel").GetComponent<PFUIPanel>();
            var routeId = App.RouteIdParam;
            //获取路书
            GetMapRoute();
            GetMapData();
            route = new Route(mapData, mapRoute);
       
            if (selectParamModel == null)
            {
                selectParamModel = new RouteResultParam
                {
                    CompetitionId = 0,
                    ContinueIndex = 0,
                    ContinueMark = "",
                    GlobalContinue = false,
                    EndDistance = 0,
                    RankingsId = new List<string>(),
                    OnlineUserId = 0,
                    RouteId = routeId
                };
            }
            endDistance = 0;
            videoLoading = FindObjectOfType<VideoLoading>();
           
        }
        private IEnumerator Init()
        {
            yield return null;
            videoLoading.Init();//初始化loading页面 
        }

        public int GetFrameKm()
        {
            var s = mediaPlayer.Info.GetDurationFrames();
            FrameKM = (int)Math.Floor(s / (mapData.TotalDistance * 1000));
            return FrameKM;
        }
        VideoLoading videoLoading { get; set; }
        // Update is called once per frame
        float timer = 0f;
        void Update()
        {
            timer -= Time.deltaTime;
            while (timer <= 0)
            {
                if (cyclingController == null)
                    return;
                cyclingController.Run(null);
                var onlineRiders = cyclingController.riders;
                try
                {
                    CreateOnlineUser(onlineRiders);
                }
                catch (Exception e)
                {
                    Debug.Log(e.Message);
                }
                timer += 1f;
            }
        }
        MapRouteRankingList rankingList;
        public MapRouteRankingList GetRankingList(string type = "month")
        {
            var endTime = UIManager.Now.GetDateTime();
            var startTime = Helper.GetStartTime(endTime, type);
            var list = ConfigHelper.mapApi.GetRouteRanking(App.RouteIdParam, "1", 0, 10, "", startTime,endTime);
            if (list.result) 
            {
                rankingList = list.data;
            }
            return rankingList;
        }

        //创建当前线路其他选手
        private void CreateOnlineUser(List<BaseRider> list)
        {
            //观察者模式随机选择当前骑行的人作为观察对象
            if (_aRMode == ARMode.INSPECT && CurrentPlayer == null)
            {
                var currentPlayer = list.FirstOrDefault();
                if (currentPlayer != null)
                {
                    var onlineRider = currentPlayer as OnlineRiderModel;
                    GameObject obj;
                    if (onlineRider.Sex == 1)
                    {
                        obj = Instantiate(OnlinePlayer, transform);
                    }
                    else
                    {
                        obj = Instantiate(OnlinePlayer_NV, transform);
                    }
                    var online = obj.GetComponent<OnlineVideoPlayer>();
                    online.SetPlayer(onlineRider.NickName, onlineRider.EndDistance-onlineRider.PreDistance, onlineRider.EndDistance, onlineRider.Cadence, onlineRider.HeartRate, onlineRider.TotalTicks, onlineRider.UserId, onlineRider.Power, onlineRider.EndDistance,onlineRider.FrameRate.Value);
                    obj.transform.DOMoveX(0, 1);
                    ChangePlayer(currentPlayer.UserId);
                    CurrentPlayer = online;
                }
            }
            //list = list.Where(c => c.UserId != CurrentPlayer?.UserId).ToList();
            var onlinelist = MapUDPService.GetOnlineUsers(App.RouteIdParam);//最新列表
            var currentPlayerInfo = onlinelist.Where(c => c.Id == CurrentPlayer.UserId).FirstOrDefault();
       
            var players = FindObjectsOfType<OnlineVideoPlayer>();
            //移除
            foreach (var item in players)
            {
                var currentItem = list.Where(c => c.UserId == item.UserId).FirstOrDefault();
                if (currentItem == null)
                {
                    item.Destroy();
                    if (currentOnlineCount > 1) {
                        currentOnlineCount--;
                    }
                }
            }
            //新增/更新
            var pagedList = list.Take(5).ToList();
            foreach (var item in pagedList)
            {
                var onlineRider = item as OnlineRiderModel;
                var exsit = players.Where(c => c.UserId == item.UserId).FirstOrDefault();
                if (exsit != null)
                {
                    var online = exsit.GetComponent<OnlineVideoPlayer>();
    
                    online.SetPlayer(onlineRider.NickName, onlineRider.EndDistance - onlineRider.PreDistance, onlineRider.EndDistance, item.Cadence, item.HeartRate, onlineRider.WeightKg, item.UserId, onlineRider.Power, currentPlayerInfo.EndDistance, onlineRider.FrameRate.Value);
                }
                else
                {
                    if (currentPlayerInfo != null)
                    {
                        var diff = item.EndDistance % mapData.TotalDistance - currentPlayerInfo.EndDistance % mapData.TotalDistance;
                        if (Math.Abs(diff * 1000) <= 100)
                        {
                            GameObject obj;
                            if (currentPlayerInfo.Sex == 1)
                            {
                                obj = Instantiate(OnlinePlayer, transform);
                            }
                            else
                            {
                                obj = Instantiate(OnlinePlayer_NV, transform);
                            }
                            var online = obj.GetComponent<OnlineVideoPlayer>();
                            online.SetPlayer(onlineRider.NickName, onlineRider.EndDistance - onlineRider.PreDistance, onlineRider.EndDistance, item.Cadence, item.HeartRate, onlineRider.WeightKg, item.UserId, onlineRider.Power, currentPlayerInfo.EndDistance, onlineRider.FrameRate.Value);
                            obj.transform.DOMoveX(slots[currentOnlineCount], 1);
                            currentOnlineCount++;
                        }
                    }
                }
            }
        }
        //设置当前是骑行模式还是观察模式
        public void SetCurrentMode(ARMode aRMode)
        {
            _aRMode = aRMode;
            var uimanager = FindObjectOfType<VideoUIManager>();
            uimanager.SetCurrentMode(aRMode);
            if (_aRMode != ARMode.INSPECT)
            {
                InitCurrentPlayer();
                ContinueAsync();
            }
        }
        //初始化人物模型
        public void InitCurrentPlayer()
        {
            GameObject videoPlayer;
            if (App.CurrentUser.Sex == 1)
            {
                videoPlayer = Instantiate(Resources.Load<GameObject>("UI/Prefab/AR/VidePlayer"),transform);
            }
            else
            {
                videoPlayer = Instantiate(Resources.Load<GameObject>("UI/Prefab/AR/VidePlayer_NV"), transform);
            }
            CurrentPlayer = videoPlayer.GetComponent<VideoPlayer>();
        }

        Vector3 origin = new Vector3(0, -1, 3);
        //切换人物
        public void ChangePlayer(int userId) 
        {
            var players = FindObjectsOfType<OnlineVideoPlayer>();
            if (players != null) 
            {
                CurrentPlayer = players.Where(c => c.UserId == userId).FirstOrDefault();
                if (CurrentPlayer != null) {
                    var currentFrames = DistanceToFrames(CurrentPlayer.totalDistance);
                    //获取当前人物的帧数
                    SetCurrentFrame(currentFrames);
                    //设置人物的位置
                    CurrentPlayer.transform.position = origin;

                }
                else
                {
                    var onlineRiders = cyclingController.riders;
                    var currentPlayer = onlineRiders.Where(c => c.UserId == userId).FirstOrDefault();
                    if (currentPlayer != null)
                    {
                        var onlineRider = currentPlayer as OnlineRiderModel;
                        var obj = Instantiate(OnlinePlayer, transform);
                        var online = obj.GetComponent<OnlineVideoPlayer>();
                        online.SetPlayer(onlineRider.NickName, onlineRider.EndDistance-onlineRider.PreDistance, onlineRider.EndDistance, onlineRider.Cadence, onlineRider.HeartRate, 0, onlineRider.UserId, onlineRider.Power, onlineRider.EndDistance, onlineRider.FrameRate.Value);
                        obj.transform.position = origin;
                        CurrentPlayer = online;
                        var currentFrames = DistanceToFrames(CurrentPlayer.totalDistance);
                        //获取当前人物的帧数
                        SetCurrentFrame(currentFrames);
                    }
                    var clearList = players.Where(c => c.UserId != userId);
                    foreach (var item in clearList)
                    {
                        item.Destroy();
                    }
                }
            }
        }
        //初始化骑行选手横向插槽
        private void InitSlots()
        {
            for (float i = -2f; i <= 2; i+=0.5f)
            {
                if (i != 0)
                {
                    slots.Add(i);
                }
            }
            slots = slots.OrderBy(c => Math.Abs(c)).ToList();
        }
        //获取角色头顶信息预制件
        public GameObject GetHeadInfo() 
        {
            return infoPanel;
        }
        //骑行记录
        public void ContinueAsync()
        {
            //骑行结果
            if (App.routeResult != null)
            {
                routeResult = App.routeResult;
                selectParamModel = App.routeResult.ContinueCyclingParam;//继续骑行
                SetCyclingModel(CyclingModel.Single);
                endDistance = routeResult.EndDistance;
                SetCurrentFrame(routeResult.LastFrame ?? 0);
                var v = FindObjectOfType<VideoPlayer>();
                v.SetEndDistance(endDistance);
            }
        }
     
        private void MockDirection()
        {
            var text = Resources.Load<TextAsset>("UI/direction");
            var arr = text.text.Replace("\r\n", " ").Split(' ');
            foreach (var item in arr)
            {
                if (string.IsNullOrEmpty(item))
                    continue;
                var c = CustomRange.Read(item);
                mockDirection.Add(c);
            }
        }
        //设置骑行模式
        public void SetCyclingModel(CyclingModel mode)
        {
            startTime = UIManager.Now.GetDateTime();
            this.cyclingModel = mode;
            switch (cyclingModel)
            {
                case CyclingModel.Single:
                    cyclingController = new SingleModel(route, selectParamModel);
                    break;
                case CyclingModel.GameRoom:
                    cyclingController = new GameModel(route, selectParamModel);
                    break;
            }
        }
        //模拟登录
        private async Task Login()
        {
            var result = await new UserApi().Login("anyway2019@163.com", "123456", "");
            App.CurrentUser = result.data;
        }
        //开始游戏
        public void StartGame()
        {
            if (startTime == null)
            {
                startTime = UIManager.Now.GetDateTime();
            }
            isStart = true;
        }
        //骑行是否开始
        public bool IsStart()
        {
            return isStart;
        }
        //获取UI
        public Transform GetCanvasTransform()
        {
            return transform.Find("Canvas/Panel");
        }
        //设置视频源文件
        public void SetMedia(string path)
        {
            if (mediaPlayer != null)
            {
                mediaPlayer.OpenMedia(new MediaPath(path,MediaPathType.AbsolutePathOrURL),false);
            }
        }
        //是否停止
        public bool IsQuit()
        {
            return isStop;
        }
        //设置当前视频播放速度
        public void Play(float playbackRate = 1f)
        {
            if (mediaPlayer != null)
            {
                mediaPlayer.PlaybackRate = playbackRate;
                mediaPlayer.Play();
            }
            if (startTime == null) 
            {
                startTime = UIManager.Now.GetDateTime();
            }
            isStart = true;
        }
        //暂停
        public void Pause()
        {
            isStart = !isStart;
            isStop = !isStop;
            if (isStop)
            {
                mediaPlayer?.Pause();
            }
            else
            {
                mediaPlayer?.Play();
            }
        }
        //退出骑行
        public void Quit()
        {
            mediaPlayer?.Pause();//暂停视频
            isStart = false;
            isStop = true;
            mediaPlayer?.Stop();
        }
        //获取当前视频帧数
        public int GetCurrentFrame()
        {
            return mediaPlayer.Control.GetCurrentTimeFrames();
        }
        //距离换算成视频帧数
        public int DistanceToFrames(double distance) 
        {
            var frames = mediaPlayer.Info.GetMaxFrameNumber();  //视频打开后生效
            var TotalDistance = route?.TotalDistance ?? 0;
            distance %= TotalDistance;
            return TotalDistance > 0 ? Convert.ToInt32(frames / TotalDistance * distance) : 0;
        }
        public int GetFrameOffSet(double distance)
        {
            var currentFrame = GetCurrentFrame();
            var frames = mediaPlayer.Info.GetMaxFrameNumber();  //视频打开后生效
            var TotalDistance = route?.TotalDistance ?? 0;
            TotalDistance *= 1000;
            distance %= TotalDistance;
            var offset = TotalDistance > 0 ? Convert.ToInt32(frames / TotalDistance * distance) : 0;
            return currentFrame + offset;
        }
        //设置当前视频播放进度
        public void SetCurrentFrame(int seq)
        {
            mediaPlayer?.Control.SeekToFrame(seq);
        }
        //获取路书gps信息
        public MapDataModel GetMapData()
        {
            if (mapData == null)
            {
                var mapApi = ConfigHelper.mapApi;
                int routeId = App.RouteIdParam;
                mapData = mapApi.GetData(routeId);//获取路书地理数据 
            }
            return mapData;
        }
        //获取路书信息
        public MapRoute GetMapRoute() 
        {
            if (mapRoute == null)
            {
                var mapApi = ConfigHelper.mapApi;
                int routeId = App.RouteIdParam;
                mapRoute = mapApi.GetById(routeId).data;
            }
            return mapRoute;
        }
        //保存骑行记录
        public void Save(double totalDistance)
        {
            Quit();
            cyclingController.recorderData.EndTime = UIManager.Now.GetDateTime();
            var path = PFConstants.MapWorkoutRecordFolder + "/" + recordId;
            Assets.Scenes.Ride.Scripts.Helper.CreateDirectoryIfNotExsit(path);
            string imageFileName = path + "/" + Guid.NewGuid().ToString() + ".png";
            CaptureCamera(Camera.main, new Rect(Screen.width * 0f, Screen.height * 0f, Screen.width * 0.5f, Screen.height * 0.5f), imageFileName);
            cyclingController.recorderData.StartTime = startTime;
            cyclingController.recorderData.IsCompleted = totalDistance >= mapData.TotalDistance;
            cyclingController.recorderData.EndDistance = totalDistance;
            cyclingController.recorderData.AntModelId = AntModelId;
            cyclingController.recorderData.ManufacturerId = ManufacturerId;
            cyclingController.recorderData.ManufacturerName = ManufacturerName;
            cyclingController.recorderData.DeviceNumber = DeviceNumber;
            cyclingController.recorderData.LastFrame = GetCurrentFrame();
            RankingId = cyclingController.recorderData.SaveWithLocalRecordAysnc(cyclingModel, selectParamModel, imageFileName, recordId, path);
        }

        public void AddEvent(GameObject sender, EventTriggerType eventType, UnityAction<BaseEventData> unityAction)
        {
            UIManager.AddEvent(sender, eventType, unityAction);
        }
        public Texture GetCountryImageByCode(string code)
        {
            return UIManager.Instance.loginRegOptions.GetCountryImage(code);
        }
        public Texture GetCountryImageByName(string name)
        {
            return UIManager.Instance.loginRegOptions.GetCountryImageByName(name);
        }
        //截图
        protected void CaptureCamera(Camera camera, Rect rect, string fileName)
        {
            byte[] bytes = CaptureCameraReturnByte(camera, rect);
            System.IO.File.WriteAllBytes(fileName, bytes);
        }
        private byte[] CaptureCameraReturnByte(Camera camera, Rect rect)
        {
            RenderTexture rt = new RenderTexture((int)rect.width, (int)rect.height, 0);
            camera.targetTexture = rt;
            camera.Render();
            RenderTexture.active = rt;
            Texture2D screenShot = new Texture2D((int)rect.width, (int)rect.height, TextureFormat.RGB24, false);
            screenShot.ReadPixels(rect, 0, 0); 
            screenShot.Apply();
            camera.targetTexture = null;
            RenderTexture.active = null; 
            GameObject.Destroy(rt);
            return screenShot.EncodeToJPG();
        }
        //根据距离计算下一个点坐标
        public Vector2d Along(double endDistance)
        {
            if (mapData != null)
            {
                var list = mapData.List.Select(p => new GeoJSON.Net.Geometry.GeographicPosition(p.Point[0], p.Point[1]));
                LineString lineString = new LineString(list);
                var pt1 = Turf.Along(lineString, endDistance);
                var ll = ((GeographicPosition)((GeoJSON.Net.Geometry.Point)pt1.Geometry).Coordinates);
                return new Vector2d(ll.Latitude, ll.Longitude);
            }
            else
            {
                return new Vector2d(0, 0);
            }
        }

        private void OnDestroy()
        {
            App.gameRoomDetail = null;
        }
    }
}