using System.Collections.Generic;
using UnityEngine;
using System;
using LitJson;
using DG.Tweening;


public class BattleField
{
    public BattleObjMgr battleObjMgr;

    public BattleEffectMgr battleEffectMgr;

    public BattleTweenMgr battleTweenMgr;

    public RecordPlayer recordPlayer;

    public IOperationAgent operationAgent;

    public int round = 0;

    public string guid = string.Empty;//等于string.Empty的时候代表是StoryBattleField 是主线副本

    public int MapID = 0;

    public int FuncLineID = 0;

    public float speedRatio = 1.1f;

    public JsonData extendData;

    public bool IsBattleFinish
    {
        get;
        protected set;
    }

    private bool m_IsPause = false;

    public bool IsPause
    {
        get
        {
            return m_IsPause;
        }
        set
        {
            m_IsPause = value;

            if (m_IsPause)
            {
                PauseGame();
            }
            else
            {
                ResumeGame();
            }

            OnBattlePause?.Invoke(m_IsPause);
        }
    }

    public BattleRootNode battleRootNode;

    private BattleMode battleMode;
    public event Action<BattleMode> ChangeBattleModeEvent;

    public Action<bool> OnBattlePause;

    protected List<TeamBase> redTeamList = null;

    protected List<TeamBase> blueTeamList = null;

    protected int redTeamIndex = 0;

    protected int blueTeamIndex = 0;

    public BattleField(string _guid)
    {
        guid = _guid;

        GameObject go = ResManager.Instance.LoadAsset<GameObject>("Battle/Prefabs", "BattleRootNode");
        GameObject battleRootNodeGO = GameObject.Instantiate(go);
        battleRootNode = battleRootNodeGO.GetComponent<BattleRootNode>();
        battleRootNodeGO.name = this.GetType().Name;

        battleObjMgr = new BattleObjMgr();
        battleEffectMgr = new BattleEffectMgr();
        battleTweenMgr = new BattleTweenMgr();
        recordPlayer = new RecordPlayer();

        
    }

    public virtual void Init(int _MapID, int _FuncLineID, JsonData _extendData,
        List<TeamBase> _redTeamList, List<TeamBase> _blueTeamList)
    {
        MapID = _MapID;
        redTeamList = _redTeamList;
        blueTeamList = _blueTeamList;
        FuncLineID = _FuncLineID;
        extendData = _extendData;

        redTeamIndex = 0;
        blueTeamIndex = 0;

        battleEffectMgr.Init(this);
        battleTweenMgr.Init(this);
        recordPlayer.Init(this);

        if (blueTeamList == null)
        {
            battleObjMgr.Init(this, redTeamList[redTeamIndex], null);
            HaveRest();
        }
        else
        {
            battleObjMgr.Init(this, redTeamList[redTeamIndex], blueTeamList[blueTeamIndex]);
        }

        battleRootNode.SetBackground(ResManager.Instance.LoadAsset<Texture>("Texture/FullScreenBg", "mainui_img_277"));

        SetBattleStartState();
        SetSpeedRatio(speedRatio);
        SetRootNodePosition();
    }

    public void SetSpeedRatio(float ratio)
    {
        speedRatio = ratio;
        battleObjMgr.SetSpeedRatio(ratio);
        recordPlayer.SetSpeedRatio(ratio);
        battleEffectMgr.SetSpeedRatio(ratio);
        battleTweenMgr.SetSpeedRatio(ratio);
    }

    protected virtual void SetBattleStartState()
    {
        foreach (var obj in battleObjMgr.allBattleObjDict.Values)
        {
            obj.layerMgr.SetFront();
        }

        battleRootNode.skillMaskNode.SetActive(false);
    }

    //  在Run之前要设置完毕 要创建Agent
    public void SetBattleMode(BattleMode _battleMode)
    {
        battleMode = _battleMode;
        CreateAgent();
        ChangeBattleModeEvent?.Invoke(battleMode);
    }

    public BattleMode GetBattleMode()
    {
        return battleMode;
    }

    public virtual void Release()
    {
        battleObjMgr.Release();
        battleEffectMgr.Release();
        battleTweenMgr.Release();
        recordPlayer.Release();
    }

    public virtual void Run()
    {
        if (IsPause)
            return;

        if (IsRoundReachLimit())
        {
            return;
        }
        if (recordPlayer == null || battleObjMgr == null)
            return;
        recordPlayer.Run();
        battleObjMgr.Run();

        if (operationAgent == null)
        {
            Debug.LogError("you should SetBattleMode before Run");
            return;
        }

        operationAgent.Run();
    }


    protected virtual void CreateAgent()
    {
        // Hand,//手动战斗
        // Auto,//自动战斗
        // Record,//战报
        switch (battleMode)
        {
            case BattleMode.Hand:
                operationAgent = new HandModeOperationAgent(this);
                break;
            case BattleMode.Auto:
                operationAgent = new AutoModeOperationAgent(this);
                break;
            case BattleMode.Record:
                operationAgent = new RecordModeOperationAgent(this);
                break;
            case BattleMode.Stop:
                operationAgent = new StopModeOperationAgent(this);
                break;
            default:
                operationAgent = new HandModeOperationAgent(this);
                break;
        }

    }

    public virtual void AutoSetBattleMode()
    {
        //  除了主线都是战报 主线的内容在StoryBattleField里
        SetBattleMode(BattleMode.Record);
    }

    public virtual void PlayRecord(RecordAction recordAction)
    {
        recordPlayer.PlayRecord(recordAction);
    }

    public virtual void PlayRecord(List<RecordAction> recordList)
    {
        recordPlayer.PlayRecord(recordList);
    }

    public virtual void ResumeGame()
    {
        battleObjMgr.ResumeGame();
        recordPlayer.ResumeGame();
        battleEffectMgr.ResumeGame();
        battleTweenMgr.ResumeGame();
    }

    public virtual void PauseGame()
    {
        //  怎么通知界面暂停了呢？

        battleObjMgr.PauseGame();
        recordPlayer.PauseGame();
        battleEffectMgr.PauseGame();
        battleTweenMgr.PauseGame();
    }

    public virtual void TurnFightState(int TurnNum, int State,
        uint FuncLineID, JsonData extendData)
    {
        round = TurnNum;
    }

    public virtual void OnTurnFightObjAction(int turnNum, int ObjID)
    {

    }

    public virtual void OnTurnFightState(int turnNum, int State, int FuncLineID, JsonData turnFightStateData)
    {
        //  切换回合
        //  是每个战斗开始/每个回合的第一个战斗包
        //  MapID = MapID

        //  MapID;    // 自定义地图ID，可用于绑定战斗地图场景功能（如主线关卡、主线boss、爬塔、竞技场等）
        //  FuncLineID;    // MapID对应的扩展值，如具体某个关卡等  章节*10000+关卡编号*100+第x波，如第一章，第10关卡的boss值 = 11001
        //  State;    // 0-起始状态标记；1-准备完毕；2-战斗中；3-战斗结束；4-结算奖励；5-结束状态标记
        //  TurnNum;    // 当前轮次
        //  Len;
        //  Msg;    //size = Len   +


        if (State == 4)
        {
            //已经结束并结算
            OnBattleEnd(turnFightStateData);
            return;
        }

        //  做表现
        if (turnNum == 1)
        {
            if (State == 2)
            {
                Debug.Log("战斗开始");
            }
        }
        else
        {
            Debug.Log("战斗回合 : " + turnNum + "，状态 " + State);
        }

        DistributeNextPackage();

        // 做一个Action 通知UI翻下牌子 然后结束Action
        // TurnFightStateAction turnFightStateAction = new TurnFightStateAction(this, turnNum, State, FuncLineID, extendData);
        // recordPlayer.PlayRecord(turnFightStateAction);
    }


    public void ObjInfoRefresh(H0418_tagObjInfoRefresh _refreshInfo)
    {
        BattleObject battleObj = battleObjMgr.GetBattleObject((int)_refreshInfo.ObjID);

        if (null != battleObj)
        {
            battleObj.OnObjInfoRefresh(_refreshInfo);
        }
    }

    public void ObjPropertyRefreshView(HB418_tagSCObjPropertyRefreshView vNetData)
    {

    }

    public virtual void OnObjsDead(List<HB422_tagMCTurnFightObjDead> deadPackList)
    {
        if (deadPackList.Count > 0)
        {
            DeathRecordAction recordAction = new DeathRecordAction(this, deadPackList);
            recordPlayer.ImmediatelyPlay(recordAction);
        }
    }

    public virtual void Destroy()
    {
        ForceFinish();
        //  销毁全部内容
        BattleManager.Instance.DestroyBattleField(this);
    }

    public void NPCDisappear(uint[] ObjIDArr)
    {
        //  让npc消失
        battleObjMgr.DestroyObjIds(ObjIDArr);
    }


    public RectTransform GetTeamNode(BattleCamp battleCamp)
    {
        if (battleCamp == BattleCamp.Red)
        {
            return battleRootNode.redTeamNode;
        }
        else
        {
            return battleRootNode.blueTeamNode;
        }
    }

    public RectTransform GetTeamNode(BattleCamp battleCamp, BattleObject target)
    {
        int index = target.teamHero.positionNum;
        return GetTeamNode(battleCamp, index);
    }

    public RectTransform GetTeamNode(BattleCamp battleCamp, SkillConfig skillConfig)
    {
        int index = skillConfig.CastIndexNum - 1; // 技能配置的index是从1开始的，所以要减1
        return GetTeamNode(battleCamp, index);
    }

    public RectTransform GetTeamNode(BattleCamp battleCamp, int index)
    {
        if (index < 0 || index >= battleRootNode.redTeamNodeList.Count)
        {
            Debug.LogError($"GetTeamNode: Index {index} is out of range for {battleCamp} camp.");
            return null;
        }

        if (battleCamp == BattleCamp.Red)
        {
            return battleRootNode.redTeamNodeList[index].transform as RectTransform;
        }
        else
        {
            return battleRootNode.blueTeamNodeList[index].transform as RectTransform;
        }
    }

    public bool IsRoundReachLimit()
    {
        // return round > xxx;
        return false;
    }

    public void UpdateCanvas(Canvas canvas)
    {

        foreach (var obj in battleObjMgr.allBattleObjDict.Values)
        {
            obj.layerMgr.UpdateLayer();
        }

        // RendererAdjuster[] adjusters = battleRootNode.GetComponentsInChildren<RendererAdjuster>(true);
        // if (null != adjusters)
        // {
        //     foreach (var adjuster in adjusters)
        //     {
        //         adjuster.SetParentCanvas(canvas);
        //     }
        // }
    }

    public void StartBattle(Action onMoveComplete)
    {
        List<BattleObject> blueTeam = battleObjMgr.GetBattleObjList(BattleCamp.Blue);

        Tween tween = null;

        foreach (var obj in blueTeam)
        {
            obj.heroGo.SetActive(true);
            obj.motionBase.PlayAnimation(MotionName.run, true);
            RectTransform trans = obj.heroRectTrans;
            trans.anchoredPosition = new Vector2(-800, 0);
            tween = trans.DOAnchorPos(Vector2.zero, 1f).SetEase(Ease.Linear);
            battleTweenMgr.OnPlayTween(tween);
        }

        tween.onComplete = () =>
        {
            foreach (var obj in blueTeam)
            {
                obj.motionBase.PlayAnimation(MotionName.idle, true);
            }

            // 播放战斗开始的特效
            // var efplayer = battleEffectMgr.PlayEffect(0, BattleConst.BattleStartEffectID, battleRootNode.transform);
            // efplayer.onDestroy += a => onMoveComplete();

            onMoveComplete?.Invoke();
        };
    }


    public void OnObjReborn(HB423_tagMCTurnFightObjReborn vNetData)
    {
        // 处理复活逻辑
        BattleObject battleObj = battleObjMgr.GetBattleObject((int)vNetData.ObjID);
        if (battleObj != null)
        {
            battleObj.OnReborn(vNetData);
        }
        else
        {
            Debug.LogError($"BattleObject with ID {vNetData.ObjID} not found for reborn.");
        }
    }

    //各个战场没有场景概念，且可以共存，同时存在战场和结算的情况
    //内部结算需要处理的逻辑，不含UI
    protected virtual void OnSettlement(JsonData turnFightStateData)
    {

    }

    //UI结算后回调需要处理的逻辑
    public virtual void WhaleFall()
    {
        Destroy();
    }

    public virtual void OnBattleEnd(JsonData turnFightStateData)
    {
        BattleEndAction battleEndAction = new BattleEndAction(this, turnFightStateData, () =>
        {
            BattleDebug.LogError(turnFightStateData.ToJson());
            // 战场自身的结束逻辑，不含结算等外部逻辑
            OnSettlement(turnFightStateData);

            int winFaction = (int)turnFightStateData["winFaction"];
            //获胜阵营:   一般为1或者2，当玩家发起的战斗时，如果获胜阵营不等于1代表玩家失败了

            if (winFaction == 1)
            {
                Debug.LogError(guid + " : 战斗胜利");
                //  战斗胜利
            }
            else
            {
                //  战斗失败
                Debug.LogError(guid + " : 战斗失败");
            }

            IsBattleFinish = true;


            //提供外部 胜利等奖励显示
            if (guid != "")
                EventBroadcast.Instance.Broadcast<string, JsonData>(EventName.BATTLE_END, guid, turnFightStateData);


        });
        recordPlayer.PlayRecord(battleEndAction);
    }

    public virtual void HaveRest()
    {
        //  休息状态
        battleEffectMgr.HaveRest();
        battleTweenMgr.HaveRest();
        recordPlayer.HaveRest();
        battleObjMgr.HaveRest(BattleCamp.Red);
        battleObjMgr.DestroyTeam(BattleCamp.Blue);
        SetBattleMode(BattleMode.Stop);
    }

    public bool IsBattleEnd()
    {
        return IsBattleFinish;
    }

    public virtual void DistributeNextPackage()
    {

    }

    public void OnRefreshBuff(HB428_tagSCBuffRefresh vNetData)
    {
        BattleObject battleObj = battleObjMgr.GetBattleObject((int)vNetData.ObjID);
        if (null != battleObj)
        {
            battleObj.buffMgr.RefreshBuff(vNetData);
        }
        else
        {
            Debug.LogError($"BattleObject with ID {vNetData.ObjID} not found for buff refresh.");
        }
    }

    protected virtual void SetRootNodePosition()
    {
        battleRootNode.imgBackground.rectTransform.anchoredPosition = battleRootNode.bgPos2.anchoredPosition;
        battleRootNode.battleNode.anchoredPosition = battleRootNode.battleNodePos2.anchoredPosition;
    }

    public void ForceFinish()
    {
        recordPlayer.HaveRest();
    }
}