using System;
using System.Collections.Generic;
using System.Linq;
using LitJson;
using Spine.Unity;
using UnityEngine;

public class BattleObjectBuffMgr
{

    public Action onBuffChanged;

    public Action<int, bool> onIsControlChanged;

    private Dictionary<int/*EffectId*/, KeyValuePair<BattleEffectPlayer, HashSet<uint/*BuffID*/>>> buffEffectDict = new Dictionary<int, KeyValuePair<BattleEffectPlayer, HashSet<uint>>>();

    private Dictionary<uint, HB428_tagSCBuffRefresh> buffDataDict = new Dictionary<uint, HB428_tagSCBuffRefresh>();

    private BattleObject battleObject;

    public Dictionary<int, bool> isControled = new Dictionary<int, bool>()
    {
        { BattleConst.HardControlGroup, false },
        { BattleConst.SoftControlGroup, false },
        { BattleConst.NormalAttackLimitGroup, false },
        { BattleConst.RageAttackLimitGroup, false },
        { BattleConst.PassiveSkillLimitGroup, false },
    };

    public void Init(BattleObject _battleObject)
    {
        battleObject = _battleObject;
    }

    public void Release()
    {
        onBuffChanged = null;
        RemoveAllBuff();

    }

    public void Run()
    {
        List<int> removeEffectList = new List<int>();
        //  跟随BattleObject
        foreach (var kv in buffEffectDict)
        {
            BattleEffectPlayer effectPlayer = kv.Value.Key;
            if (null != effectPlayer)
            {
                if (effectPlayer.isBindBone)
                {
                    effectPlayer.FollowBoneXY();
                    return;
                }
                int[] effectPos = effectPlayer.effectConfig.effectPos;
                effectPlayer.transform.position = battleObject.heroRectTrans.position;
                if (null != effectPos && effectPos.Length >= 2)
                {
                    effectPlayer.rectTrans.anchoredPosition += new Vector2(effectPos[0], effectPos[1]);
                }
            }
            else
            {
                removeEffectList.Add(kv.Key);
            }
        }
        
        foreach (var effectId in removeEffectList)
        {
            buffEffectDict.Remove(effectId);
        }
    }

    public void RemoveAllBuff()
    {
        foreach (var kv in buffEffectDict)
        {
            KeyValuePair<BattleEffectPlayer, HashSet<uint>> pair = kv.Value;
            battleObject.battleField.battleEffectMgr.RemoveEffect(kv.Key, pair.Key);
        }

        buffEffectDict.Clear();
        buffDataDict.Clear();

        OnBuffChanged();
    }

    //  删除buff
    public void RemoveBuff(HB429_tagSCBuffDel vNetData)
    {
        var tempvNetData = vNetData;
        BuffUnmountAction buffRemoveAction = new BuffUnmountAction(battleObject.battleField, new List<HB429_tagSCBuffDel>() { vNetData }, () =>
        {
            HB428_tagSCBuffRefresh buffData = null;

            bool isRemove = false;

            if (buffDataDict.TryGetValue(tempvNetData.BuffID, out buffData))
            {
                isRemove = true;
                buffDataDict.Remove(tempvNetData.BuffID);
            }

            if (!isRemove)
            {
                return;
            }

            bool isRemoveEffect = false;

            int remainCnt = -1;

            if (buffData != null)
            {
                SkillConfig skillConfig = SkillConfig.Get((int)buffData.SkillID);

                if (null == skillConfig || skillConfig.BuffEffect <= 0)
                {
                    return;
                }

                KeyValuePair<BattleEffectPlayer, HashSet<uint>> effectPair;

                if (buffEffectDict.TryGetValue(skillConfig.BuffEffect, out effectPair))
                {
                    effectPair.Value.Remove(buffData.BuffID);

                    remainCnt = effectPair.Value.Count;

                    if (effectPair.Value.Count == 0)
                    {
                        //  没有这个buff了
                        isRemoveEffect = true;
                        battleObject.battleField.battleEffectMgr.RemoveEffect(skillConfig.BuffEffect, effectPair.Key);
                        buffEffectDict.Remove(skillConfig.BuffEffect);
                    }
                }

                if (FuncConfigConfig.buffGroupStateDict[BattleConst.HardControlGroup.ToString()].Contains(skillConfig.BuffState))
                {
                    BattleDebug.LogError("[BattleObjectBuffMgr]移除对象 " + battleObject.ObjID + " 的buff id " + tempvNetData.BuffID + " BuffState is " + skillConfig.BuffState + " 是否删除了字典内的内容 " + isRemove.ToString() + " 是否删除了特效 " + isRemoveEffect.ToString() + " pack uid 是 " + vNetData.packUID);
                }
            }

            //  不做表现
            OnBuffChanged();
        });

        battleObject.battleField.recordPlayer.PlayRecord(buffRemoveAction);
        
    }

    //  刷新buff
    public void RefreshBuff(HB428_tagSCBuffRefresh vNetData, bool insert = false)
    {
        if (vNetData == null)
            return;

        if (battleObject.IsDead())
        {
            Debug.LogError("给死亡对象刷新buff 检查服务器代码");
            RemoveAllBuff();
            return;
        }

        // IsAdd != 0 表示是添加/覆盖，需要播放动画
        if (vNetData.IsAdd != 0)
        {
            var tempvNetData = vNetData;
            BuffMountAction buffMountAction = new BuffMountAction(
                battleObject.battleField,
                new List<HB428_tagSCBuffRefresh> { vNetData },
                () =>
                {
                    ApplyBuffAddition(tempvNetData);
                    OnBuffChanged();
                });

            if (insert)
                battleObject.battleField.recordPlayer.ImmediatelyPlay(buffMountAction);
            else
                battleObject.battleField.recordPlayer.PlayRecord(buffMountAction);
        }
        else
        {
            // IsAdd == 0 只是数据刷新，直接更新数据不播放动画
            if (buffDataDict.ContainsKey(vNetData.BuffID))
            {
                buffDataDict[vNetData.BuffID] = vNetData;
                OnBuffChanged();
            }
        }
    }

    public void RefreshBuff(List<HB428_tagSCBuffRefresh> vNetDataList, bool insert = false)
    {
        if (vNetDataList == null || vNetDataList.Count == 0)
            return;

        if (battleObject.IsDead())
        {
            Debug.LogError("给死亡对象刷新buff(批量) 检查服务器代码");
            RemoveAllBuff();
            return;
        }

        var buffList = vNetDataList.Where(buff => buff != null && buff.IsAdd != 0).ToList();
        var refreshList = vNetDataList.Where(buff => buff != null && buff.IsAdd == 0).ToList();

        // 处理需要播放动画的buff (IsAdd != 0)
        if (buffList.Count > 0)
        {
            BuffMountAction buffMountAction = new BuffMountAction(
                battleObject.battleField,
                buffList,
                () =>
                {
                    foreach (var temp in buffList)
                        ApplyBuffAddition(temp);
                    OnBuffChanged();
                });

            if (insert)
                battleObject.battleField.recordPlayer.ImmediatelyPlay(buffMountAction);
            else
                battleObject.battleField.recordPlayer.PlayRecord(buffMountAction);
        }

        // 处理只刷新数据的buff (IsAdd == 0)
        if (refreshList.Count > 0)
        {
            bool hasChanged = false;
            foreach (var buff in refreshList)
            {
                if (buffDataDict.ContainsKey(buff.BuffID))
                {
                    buffDataDict[buff.BuffID] = buff;
                    hasChanged = true;
                }
            }
            if (hasChanged)
            {
                OnBuffChanged();
            }
        }
    }

    private void ApplyBuffAddition(HB428_tagSCBuffRefresh buffRefresh)
    {
        SkillConfig skillConfig = SkillConfig.Get((int)buffRefresh.SkillID);
        if (skillConfig == null)
        {
            Debug.LogError($"buff对应的技能不存在,skillId : {buffRefresh.SkillID}");
            return;
        }

        if (buffDataDict.ContainsKey(buffRefresh.BuffID))
            buffDataDict[buffRefresh.BuffID] = buffRefresh;
        else
            buffDataDict.Add(buffRefresh.BuffID, buffRefresh);

        if (battleObject.IsDead())
            return;

        if (skillConfig.BuffEffect > 0)
        {
            if (buffEffectDict.TryGetValue(skillConfig.BuffEffect, out var pair))
            {
                pair.Value.Add(buffRefresh.BuffID);
            }
            else
            {
                BattleEffectPlayer effect = battleObject.battleField.battleEffectMgr
                    .PlayEffect(battleObject, skillConfig.BuffEffect, battleObject.heroRectTrans, battleObject.Camp);

                effect.BindBone(battleObject.motionBase.skeletonAnim, effect.effectConfig.nodeName);

                var buffIdSet = new HashSet<uint> { buffRefresh.BuffID };
                buffEffectDict.Add(
                    skillConfig.BuffEffect,
                    new KeyValuePair<BattleEffectPlayer, HashSet<uint>>(effect, buffIdSet));
            }
        }

        if (FuncConfigConfig.buffGroupStateDict[BattleConst.HardControlGroup.ToString()]
            .Contains(skillConfig.BuffState))
        {
            BattleDebug.LogError(
                $"[BattleObjectBuffMgr]添加对象 {battleObject.ObjID} 的buff id {buffRefresh.BuffID} pack uid 是 {buffRefresh.packUID} BuffState is {skillConfig.BuffState}");
        }
    }

    private void OnBuffChanged()
    {

        UpdateControlState();

        battleObject.heroInfoBar.RefreshBuff(buffDataDict.Values.ToList());
        onBuffChanged?.Invoke();

        // bool isUnderControl = false;

        // foreach (var kv in buffDataDict)
        // {
        //     HB428_tagSCBuffRefresh hB428_TagSCBuffRefresh = kv.Value;
        //     SkillConfig skillConfig = SkillConfig.Get((int)hB428_TagSCBuffRefresh.SkillID);
        //     if (null != skillConfig && skillConfig.IsControlBuff())
        //     {
        //         isUnderControl = true;
        //         break;
        //     }
        // }
    }

    private void UpdateControlState()
    {
        UpdateControlState(BattleConst.HardControlGroup);
        UpdateControlState(BattleConst.SoftControlGroup);
        UpdateControlState(BattleConst.NormalAttackLimitGroup);
        UpdateControlState(BattleConst.RageAttackLimitGroup);
        UpdateControlState(BattleConst.PassiveSkillLimitGroup);
    }
    
    private void UpdateControlState(int groupType)
    {
        bool isChange = false;
        bool curState = isControled[groupType];
        bool newState = IsUnderControl(groupType);
        isControled[groupType] = newState;
        isChange = curState != newState;
        if (isChange)
        {
            onIsControlChanged?.Invoke(groupType, newState);
        }
    }

    private bool IsUnderControl(int groupType)
    {

        foreach (var kv in buffDataDict)
        {
            HB428_tagSCBuffRefresh hB428_TagSCBuffRefresh = kv.Value;
            SkillConfig skillConfig = SkillConfig.Get((int)hB428_TagSCBuffRefresh.SkillID);

            if (null != skillConfig)
            {
                int buffState = skillConfig.BuffState;
                
                if (FuncConfigConfig.buffGroupStateDict.TryGetValue(groupType.ToString(), out List<int> buffGroupState))
                {
                    if (buffGroupState.Contains(buffState))
                    {
                        // if (groupType == 1)
                        // {
                        //     // Debug.LogError("对象 " + battleObject.ObjID + " 受到了 " + skillConfig.SkillID + " 的控制效果,BuffState:" + buffState + " buffGroup :" + groupType + " buff id is " + hB428_TagSCBuffRefresh.BuffID + "  ralate skill id is " + hB428_TagSCBuffRefresh.RelatedSkillID + " pack uid is " + hB428_TagSCBuffRefresh.packUID);
                        // }
                        return true;
                    }
                }
            }
        }

        return false;
    }
    
    public List<HB428_tagSCBuffRefresh> GetBuffList()
    {
        return buffDataDict.Values.ToList();
    }

    public void InsertBuff(HB428_tagSCBuffRefresh vNetData)
    {
        RefreshBuff(vNetData, true);
    }
}