using Assets.Scenes.Ride.Scripts;
using PolyAndCode.UI;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.UI;

namespace Assets.Scripts.Scenes.VideoRide
{
    public struct ContactInfo
    {
        public string Name;
        public string Gender;
        public string id;
    }
    class NearVideoPlayerList : MonoBehaviour, IRecyclableScrollRectDataSource
    {
        [SerializeField]
        RecyclableScrollRect _recyclableScrollRect;

        [SerializeField]
        RectTransform _rectTransform;

        [SerializeField]
        private int _dataLength;


        private bool _isInit;

        //Dummy data List
        private List<ContactInfo> _contactList = new List<ContactInfo>();

        private VideoGameManager manager { get; set; }

        //Recyclable scroll rect's data source must be assigned in Awake.
        private void Awake()
        {
            InitData();
            _recyclableScrollRect.DataSource = this;
            manager = FindObjectOfType<VideoGameManager>();
        }

        private void InitData()
        {
            if (_contactList != null) _contactList.Clear();
            var list = MapUDPService.GetOnlineUsers(App.RouteIdParam);
            int index = 0;
            foreach (var item in list)
            {
                _isInit = true;
                ContactInfo obj = new ContactInfo();
                obj.Name = item.Name;
                obj.Gender = DateTime.Now.Millisecond.ToString();
                obj.id = item.Id.ToString();
                _contactList.Add(obj);
            }
        }
        float timer = 0.5f;
        private void Update()
        {
            timer -= Time.deltaTime;
            while (timer < 0)
            {
                if (manager.CurrentPlayer == null)
                    return;
                var totalDitance = manager.GetMapData().TotalDistance;
                var currentDistance = manager.CurrentPlayer.totalDistance % totalDitance;

                var currenList = FindObjectsOfType<ListItem>();//当前列表
                var list = MapUDPService.GetOnlineUsers(App.RouteIdParam);//最新列表
                foreach (ListItem o in currenList)
                {
                    var needUpdate = list.Where(c => c.Id.ToString() == o.Id).FirstOrDefault();
                    if (needUpdate != null)
                    {
                        var left = (needUpdate.EndDistance % totalDitance - currentDistance) * 1000;
                        var right = (needUpdate.EndDistance % totalDitance - totalDitance - currentDistance) * 1000;
                        var diff = Math.Abs(left) > Math.Abs(right) ? right : left;
                        o.gameObject.SetActive(true);
                        o.UpdateItem(needUpdate.Name,diff.ToString("f0")+"M", needUpdate.Id.ToString());
                    }
                    else
                    {
                        o.gameObject.SetActive(false);
                    }
                }

                if (currenList.Count() == 0 && list.Count() > 0)
                {
                    InitData();
                    if (_recyclableScrollRect.SelfInitialize)
                    {
                        _recyclableScrollRect.ReloadData();
                    }
                }
                timer += 0.5f;
            }
        }

        #region DATA-SOURCE

        /// <summary>
        /// Data source method. return the list length.
        /// </summary>
        public int GetItemCount()
        {
            return _contactList.Count;
        }

        /// <summary>
        /// Data source method. Called for a cell every time it is recycled.
        /// Implement this method to do the necessary cell configuration.
        /// </summary>
        public void SetCell(ICell cell, int index)
        {
            //Casting to the implemented Cell
            var item = cell as ListItem;
            item.ConfigureCell(_contactList[index], index);
        }

        #endregion
    }
}