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;

namespace Assets.Scripts.Scenes.VideoRide
{
    public class VideoGameManager : DeviceServiceMonoBase
    {
        private List<VideoMapModel> videoPointList { get; set; }
        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; }
        private MapRoute mapRoute { get; set; }
        public RouteResultParam selectParamModel;
        public RouteResult routeResult;
        public string recordId { get; set; }
        public DateTime startTime { get; set; }
        public CyclingModel cyclingModel;
        public BaseCycling cyclingController;
        public Dictionary<int, int> mockDirection = new Dictionary<int, int>();
        private double endDistance { get; set; }
        public List<float> slots = new List<float>();
        GameObject infoPanel;
        GameObject OnlinePlayer;
        private async void Awake()
        {
            base.Awake();
            mediaPlayer = FindObjectOfType<MediaPlayer>();
            //自动登录
            if (App.CurrentUser == null)
            {
                await Login();
            }
            DeviceCache.Init(PFConstants.DeviceCacheFolder);
            //var check = CheckAnt();//初始化蓝牙设备
            recordId = Guid.NewGuid().ToString();
            MapUDPService.Init();//初始化TCP
            MockDirection();
            infoPanel = Resources.Load<GameObject>("UI/Prefab/Ride/OnlineInfoPanel");
            OnlinePlayer = Resources.Load<GameObject>("UI/Prefab/OnlineVideoPlayer");
        }
        void Start()
        {
            InitSlots();
            startTime = DateTime.Now;//UIManager.Now.GetDateTime();
            var videoPlayer = FindObjectOfType<VideoPlayer>();
            var mapApi = ConfigHelper.mapApi;
            const int routeId = 12353;
            mapData = mapApi.GetData(routeId);//获取路书地理数据 
            mapRoute = mapApi.GetById(routeId).data;
            route = new Route(mapData, mapRoute);
            CurrentPlayer = videoPlayer;
            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;
            //倒计时5s开始
            SetCyclingModel(CyclingModel.Single);
        }
        // Update is called once per frame
        float timer = 1f;
        void Update()
        {
            timer -= Time.deltaTime;
            while (timer <= 0)
            {
                cyclingController?.Run(null);
                var onlineRiders = cyclingController.riders;
                Debug.Log($"当前在线人数：{ MapUDPService.GetAllOnlineUserCount()}");
                CreateOnlineUser(onlineRiders);
                timer += 1f;
              
            }
        }
        private int offSet = 50;
        private int currentOnlineCount = 0;
        //创建当前线路其他选手
        private void CreateOnlineUser(List<BaseRider> list) 
        {
            var players = FindObjectsOfType<OnlineVideoPlayer>();
            var current = FindObjectOfType<VideoPlayer>();
            //移除
            foreach (var item in players)
            {
                var currentItem = list.Where(c => c.UserId == item.UserId).FirstOrDefault();
                if (currentItem == null)
                {
                    item.Destroy();
                    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.EndDistance, item.Cadence, item.HeartRate, item.UserId);
                }
                else
                {
                    var diff = item.EndDistance - current.EndDistance;
                    if (diff < offSet)
                    {
                        var obj = Instantiate(OnlinePlayer, transform);
                        var online = obj.GetComponent<OnlineVideoPlayer>();
                        Debug.Log($"{onlineRider.EndDistance}={item.Power}={onlineRider.PreDistance}");
                        online.SetPlayer(onlineRider.EndDistance, item.Cadence, item.HeartRate,item.UserId);
                        obj.transform.DOMoveX(slots[currentOnlineCount], 1);
                        currentOnlineCount++;
                    }
                }
            }
        }
        //切换人物
        public void ChangePlayer(int userId) 
        {
            var players = FindObjectsOfType<AbstractVideoPlayer>();
            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);
                }
            }
        }
        //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 async Task ContinueAsync()
        {
            //继续骑行数据
            var r = await ConfigHelper.mapInterruptRecordApi.GetMapInterruptRecord("重庆", 0, 20, "routes");
            if (r.result)
            {
                var first = r.data.FirstOrDefault();
                RouteResult routeResult = first.ToObject<RouteResult>();
                if (routeResult.ContinueCyclingParam != null)
                {
                    App.RouteIdParam = routeResult.RouteId;
                    App.routeResult = routeResult;
                    //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;
                        var ratio = endDistance / routeResult.TotalDistance;
                        var frame = Math.Round(ratio * mediaPlayer.Info.GetMaxFrameNumber());
                        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;
                mockDirection.Add(Convert.ToInt32(item.Split(':')[0]), Convert.ToInt32(item.Split(':')[1]));
            }
        }
        //设置骑行模式
        public void SetCyclingModel(CyclingModel mode)
        {
            this.cyclingModel = mode;
            switch (cyclingModel)
            {
                case CyclingModel.Single:
                    cyclingController = new SingleModel(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()
        {
            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);
            }
        }
        //设置当前视频播放速度
        public void Play(float playbackRate = 1f)
        {
            if (mediaPlayer != null)
            {
                mediaPlayer.PlaybackRate = 1;//TODO:playbackRate;
                mediaPlayer.Play();
            }
        }
        //暂停
        public void Pause()
        {
            mediaPlayer?.Pause();
        }
        //退出骑行
        public void Quit()
        {
            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;
            return TotalDistance > 0 ? Convert.ToInt32(frames / TotalDistance * distance) : 0;
        }
        //设置当前视频播放进度
        public void SetCurrentFrame(int seq)
        {
            mediaPlayer?.Control.SeekToFrame(seq);
        }
        //获取路书信息
        public MapDataModel GetMapData()
        {
            return mapData;
        }
        //保存骑行记录
        public void Save(double totalDistance)
        {
            mediaPlayer?.Pause();//暂停视频
            cyclingController.recorderData.EndTime = UIManager.Now.GetDateTime();
            isStart = false;
            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();
            var RankingId = cyclingController.recorderData.SaveWithLocalRecordAysnc(cyclingModel, selectParamModel, imageFileName, recordId, path);
        }
        //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);
            }
        }
    }
}