using ChartAndGraph;
using System;
using System.Linq;
using UnityEngine;

namespace Assets.Scripts.Scenes.VideoRide
{
    public class ElevationBarDataFeed : MonoBehaviour
    {
        GameObject head { get; set; }
        VideoGameManager manager { get; set; }
        [SerializeField]
        Material _lightColor;
        [SerializeField]
        Material _mediumColor;
        [SerializeField]
        Material _hardColor;
        [SerializeField]
        Material _heavyColor;

        GameObject headPanel { get; set; }

        void Start()
        {
            head = transform.Find("HeadPanel").gameObject;
            manager= FindObjectOfType<VideoGameManager>();

            BarChart barChart = GetComponent<BarChart>();
            barChart.DataSource.ClearCategories();
            barChart.DataSource.ClearValues();
            if (barChart != null)
            {
                var list = manager.GetMapData().List;
                for (int i = 0; i < list.Count; i++)
                {
                    barChart.DataSource.AddCategory($"Player {i}", getChartMaterial(list[i].Grade));
                    barChart.DataSource.SetValue($"Player {i}", "Group 1", list[i].Grade);
                }
            }

            headPanel = Resources.Load<GameObject>("UI/Prefab/AR/HeadPanel");
        }

        float timer = 1f;
        private void Update()
        {
            timer -= Time.deltaTime;
            while (timer < 0)
            {
                MoveCurrentPlayerHead();
                MoveOnlinePlayerHead();
                timer += 1f;
            }
        }
        //移动当前骑行者头像
        private void MoveCurrentPlayerHead()
        {
            var videoPlayer = manager.CurrentPlayer;
            var index = videoPlayer != null ? videoPlayer.currentIndex : 0;
            BarChart barChart = GetComponent<BarChart>();
            Vector3 vector3 = Vector3.back;
            barChart.GetBarTrackPosition($"Player {index}", "Group 1", out vector3);
            head.transform.position = vector3;
        }
        //移动当前线上其他人头像
        private void MoveOnlinePlayerHead()
        {
            if (manager.cyclingController == null)
                return;
            var players = manager.cyclingController.riders;
            var headList = FindObjectsOfType<HeadScript>();
            var videoPlayer = manager.CurrentPlayer;
            foreach (var item in players)
            {
                BarChart barChart = GetComponent<BarChart>();
                Vector3 vector3 = Vector3.back;
                var distance = item.EndDistance % manager.mapRoute.Distance;
      
                var currentIndex = Math.Round(distance / manager.mapRoute.Distance * manager.GetMapData().List.Count);
                barChart.GetBarTrackPosition($"Player {currentIndex}", "Group 1", out vector3);

                var currentHead = headList.Where(c => c.UserId == item.UserId).FirstOrDefault();

                if (videoPlayer != null)
                {
                    var diff = distance - videoPlayer.totalDistance % manager.mapRoute.Distance;
                    if (diff < 0) 
                    {
                        vector3.y = -800f;
                    }
                }
                if (currentHead == null)
                {
                    var onlineHead = Instantiate(headPanel, transform);
                    onlineHead.GetComponent<HeadScript>().UserId = item.UserId;
                    onlineHead.transform.position = vector3;
                }
                else
                {
                    currentHead.transform.position = vector3;
                }
            }
            //删除离线的人
            foreach (var item in headList)
            {
                if (item.UserId != 0)
                {
                    var player = players.Where(c => c.UserId == item.UserId).FirstOrDefault();
                    if (player == null)
                    {
                        item.gameObject.Destroy();
                    }
                }
            }
        }

        private ChartDynamicMaterial getChartMaterial(double grade = 0d)
        {
            //1：  ≥7°坡 红色
            //2：  3°~7°坡 橙色
            //3:     0°~3°坡 黄色
            //4：  ≤0°坡 绿色
            ChartDynamicMaterial chartDynamicMaterial;
            if (grade > 7)
            {
                chartDynamicMaterial = new ChartDynamicMaterial(_heavyColor);
            }
            else if (grade > 3)
            {
                chartDynamicMaterial = new ChartDynamicMaterial(_hardColor);
            }
            else if (grade > 0)
            {
                chartDynamicMaterial = new ChartDynamicMaterial(_mediumColor);
            }
            else
            {
                chartDynamicMaterial = new ChartDynamicMaterial(_lightColor);
            }
            return chartDynamicMaterial;
        }
    }
}