//**********************************************//
//作者:#AUTHOR#
//日期:#DATE#
//简述:#DESCRIPTION#
//*********************************************//
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using Thousandto.Cfg.Data;
using Thousandto.Plugins.Common.UniScene;
using Thousandto.Code.Logic;
using System.Threading;
using Thousandto.Core.Base;

namespace Thousandto.Code.Global
{
    /// <summary>
    /// 玩家自动寻路系统--高层逻辑寻路,跨场景寻路处理
    /// 其中包括切换场景,寻找某个地点,或者寻找某个NPC等.
    /// </summary>
    public class PathFinderSystem
    {   
        #region //私有变量
        private MapPathInfo mapPathInfo;
        private Thread _loadThread = null;
        #endregion           

        #region//公共接口
        public void Initialize()
        {
            mapPathInfo = new MapPathInfo();
            mapPathInfo.Initialize();
        }

        public void Uninitialize()
        {
            mapPathInfo = null;
            if (_loadThread != null)
            {
                _loadThread.Abort();
                _loadThread = null;
            }
        }

        //private static void LoadThread(object obj,object sender=null)
        //{
        //    MapPathInfo info = obj as MapPathInfo;
        //    if (info != null)
        //    {
        //        System.Diagnostics.Trace.Write("Load MapPathInfo Start");
        //        info.Initialize();
        //        System.Diagnostics.Trace.Write("Load MapPathInfo Finish");
        //    }
        //}

        // 获取到下一地图的传送点


        public bool GetTeleport(int from, int to, ref Vector3 outVec)
        {
            if (!mapPathInfo.IsLoadFinish)
                return false;

            return mapPathInfo.GetTeleport(from, to, ref outVec);
        }

        // 获取到目标地图需要穿过的地图列表
        public List<int> FindThroughMaps(int from, int to)
        {
            if (!mapPathInfo.IsLoadFinish)
                return new List<int>();

            return mapPathInfo.FindThroughMaps(from, to);
        }

        // 获取NPC坐标
        public MapPathInfo.Position GetNpcPosition(int npcId)
        {
            if (!mapPathInfo.IsLoadFinish)
                return null;
            return mapPathInfo.GetNpcPosition(npcId);
        }

        //增加NPC坐标
        public void AddNpcPosition(int npcId,MapPathInfo.Position pos)
        {
            mapPathInfo.AddNpcPosition(npcId, pos);
        }

        //判断是否存在npcId
        public bool IsExitNpcPos(int npcId)
        {
            return mapPathInfo.IsExitNpcPos(npcId);
        }

        // 获取怪物坐标
        public MapPathInfo.Position GetMonsterPosition(int monsterId, int campid = 0)
        {
            if (!mapPathInfo.IsLoadFinish)
                return null;
            var list = mapPathInfo.GetMonsterPosition(monsterId,campid);
            if (list == null)
            {
                return null;
            }

            return list[Random.Range(0, list.Count - 1)];
        }

        // 获取采集坐标
        public MapPathInfo.Position GetCollectPosition(int collectId, int campid = 0)
        {
            if (!mapPathInfo.IsLoadFinish)
                return null;
            var list = mapPathInfo.GetCollectPosition(collectId, campid);
            if (list == null)
            {
                return null;
            }
            int index = Random.Range(0, list.Count);
            return list[index];
        }

        //获取复活点坐标
        public Vector2 GetSpawnPosition(int mapID)
        {
            if (!mapPathInfo.IsLoadFinish)
                return Vector2.zero;
            List<Vector2> list = mapPathInfo.GetSpawnPosition(mapID);
            if (list != null && list.Count > 0)
            {
                return list[0];
            }
            return Vector2.zero;
        }

        //获取地图信息
        public MapPathInfo.MapObjInfo GetMapObjInfo(int mapID)
        {
            if (!mapPathInfo.IsLoadFinish)
                return null;
            return mapPathInfo.GetMapObjInfo(mapID);
        }

        //载入一张地图的信息
        public void LoadSingleMapInfo(DeclareMapsetting cfg)
        {
            if(mapPathInfo != null)
            {
                mapPathInfo.LoadSingleMap(cfg);
            }
        }
        #endregion    
    }
}