using System.Collections.Generic;
using Core.Audio;
using Core.Triiger;
using Core.Utility;
using GameLogic.Combat.CombatTool;
using GameLogic.Combat.Hero;
using GameLogic.Combat.Skill;
using UnityEditor;
using UnityEngine;
using UTool.CustomizeTimeLogic.FxLogic.TimeLineEventinterface;

namespace Common.Combat.FxAILogic
{
    [AddComponentMenu("特效脚本/弹道/功法通用弹道")]
    public class FxParabolaBulletLogic : FxAILogicBasic
    {
        public float speed;
        private IUnRegister UnRegister = null;


        public enum CurveType
        {
            DynamicCurve,
            Beeline,
            CustomizeCurve,
        }

        [Header("曲线类型")] public CurveType parabolaCurveType;
        [Header("释放碰撞到地面时结束")] public bool isTriggerGroundEnd;
        [Header("碰撞到地面时的特效")] public string GroundHitFxName;
        [Header("是否使用X曲线跟随角色")] public bool isUseX;
        [Header("自定义曲线")] public BesselPath BesselPath;


        private Vector3 endPos;
        private Vector3 dir;
        public float maxDis = 20;

        protected float maxDisSpr;

        // private BesselPath _besselPath;

        protected BesselPath moveBezierPath;

        private float _addTime;
        protected Vector3 startDir;
        private float dirLerpTime;


        protected override void ProInit()
        {
            maxDisSpr = maxDis * maxDis;
            UnRegister = gameObject.OnTriggerEnterEvent(this, OnTriggerEnterEvent);
            if (isUseCustomTargetEndPos)
            {
                endPos = TimeLineEventParticleLogicBasic.customizePos[
                    customTargetEndPosIndex];
            }
            else
            {
                endPos = AttTarget.GetSpecialDotInfo("hitpos").GetWorlPos();
                // endPos = new Vector3(endPos.x, CurrPos.y, endPos.z);
            }

            if (parabolaCurveType == CurveType.DynamicCurve)
            {
                Vector3 off = _currPos - CombatHeroEntity.GameObject.transform.position;
                float x = Mathf.Sign(Random.Range(-1, 1));
                if (isUseX)
                {
                    Vector3 pos =
                        CombatHeroEntity.GameObject.transform.InverseTransformPoint(gameObject.transform.position);
                    x = Mathf.Sign(pos.x);
                }

                startDir = CombatHeroEntity.GameObject.transform.TransformPoint(off +
                    new Vector3(
                        x,
                        Random.Range(0.1f, 1f),
                        Random.Range(0.1f, 5f)));

                startDir = (startDir - _currPos).normalized;
                dirLerpTime = 0;
                dir = (endPos - CurrPos).normalized;
                gameObject.transform.rotation = Quaternion.LookRotation(dir);
            }
            else if (parabolaCurveType == CurveType.Beeline)
            {
                dir = (endPos - _currPos).normalized;
                gameObject.transform.rotation = Quaternion.LookRotation(dir);
            }
            else if (parabolaCurveType == CurveType.CustomizeCurve)
            {
                gameObject.transform.rotation = CombatHeroEntity.GameObject.transform.rotation;
                Vector3 pos =
                    CombatHeroEntity.GameObject.transform.InverseTransformPoint(gameObject.transform.position);
                if (moveBezierPath == null)
                {
                    moveBezierPath = new BesselPath();
                }

                moveBezierPath.controlPoints.Clear();
                for (int i = 0; i < BesselPath.controlPoints.Count; i++)
                {
                    Vector3 p = BesselPath.controlPoints[i];
                    if (isUseX)
                    {
                        if (i == 1)
                        {
                            p.x = pos.x > 0 ? p.x * -1 : p.x;
                        }
                    }


                    moveBezierPath.controlPoints.Add(gameObject.transform.TransformPoint(p / (size * size)));
                }

                moveBezierPath.SetLengthAtT();

                currTime = 0;
            }
        }

        private float GetMoveSpeed()
        {
            float v = speed * extraMoveSpeed;

            return speed + v;
        }

        void TriggerGround()
        {
            ITimeLineTriggerEvent timeLineTriggerEvent =
                TimeLineEventParticleLogicBasic.ITimeLineTriggerEntity as ITimeLineTriggerEvent;
            FinishHit(new Vector3(_currPos.x, 0.5f, _currPos.z), GroundHitFxName);
            AudioManager.Instance.PlayAudio(hitAudioName, false);

            if (timeLineTriggerEvent != null)
            {
                timeLineTriggerEvent.TimeLineTriggerGround(
                    TimeLineEventParticleLogicBasic.TimeLineEventLogicGroup.groupName,
                    this, triggerData);
            }

            AudioManager.Instance.PlayAudio(hitAudioName, false);
            Dispose();
        }

        protected void GetTargetPos()
        {
            if (isUseCustomTargetEndPos)
            {
                endPos = TimeLineEventParticleLogicBasic.customizePos[
                    customTargetEndPosIndex];
            }
            else
            {
                endPos = AttTarget.GetSpecialDotInfo("hitpos").GetWorlPos();
                // endPos = new Vector3(endPos.x, CurrPos.y, endPos.z);
            }
        }

        protected void OnTriggerEnterEvent(Collider collision, ITriggerEntity triggerEntity)
        {
            if (isTriggerGroundEnd)
            {
                if (collision.gameObject.CompareTag("dimian"))
                {
                    TriggerGround();
                    return;
                }
            }

            FxAILogicBasic fxAILogicBasic = triggerEntity as FxAILogicBasic;
            if (fxAILogicBasic != null) //击中其他的功法
            {
                SkillFeaturesData skillFeaturesData = fxAILogicBasic.SkillFeaturesData;
                if (skillFeaturesData.isEnemy == SkillFeaturesData.isEnemy)
                {
                    return;
                }

                CombatCalculateTool.Instance.GongFaPengZhuang(SkillFeaturesData, skillFeaturesData, CombatHeroEntity,
                    fxAILogicBasic.CombatHeroEntity);
                if (SkillFeaturesData.hp > 0)
                {
                    fxAILogicBasic.PlayHit();
                    fxAILogicBasic.Dispose();
                }
                else if (skillFeaturesData.hp > 0)
                {
                    Dispose();
                    PlayHit();
                }
                else
                {
                    fxAILogicBasic.PlayHit();
                    fxAILogicBasic.Dispose();
                    Dispose();
                    PlayHit();
                }

                return;
            }
            else
            {
                HeroEntityMono heroEntityMono = collision.gameObject.GetComponent<HeroEntityMono>();
                if (heroEntityMono != null)
                {
                    TriggerHero(collision, heroEntityMono);
                    return;
                }

                BarrierEntityMono barrierEntityMono = collision.gameObject.GetComponent<BarrierEntityMono>();
                if (barrierEntityMono != null)
                {
                    TriggerBarrier(collision, barrierEntityMono);
                }
            }
        }

        protected void TriggerBarrier(Collider collision, BarrierEntityMono barrierEntityMono)
        {
            if (barrierEntityMono == null)
            {
                return;
            }

            CombatHeroEntity target = barrierEntityMono.Barrier.Own as CombatHeroEntity;
            if (target.IsEnemy == CombatHeroEntity.IsEnemy || target is CombatMagicWeaponEntity)
            {
                return;
            }

            if (TimeLineEventParticleLogicBasic.TimeLineEventLogicGroup.groupName == null)
            {
                Dispose();
                return;
            }

            bool isOk = barrierEntityMono.Barrier.CollideTriiger(this);
            if (!isOk) //被主档
            {
                triggerData.IBarrier =  barrierEntityMono.Barrier;
                ITimeLineTriggerEvent timeLineTriggerEvent =
                    TimeLineEventParticleLogicBasic.ITimeLineTriggerEntity as ITimeLineTriggerEvent;
                if (timeLineTriggerEvent != null)
                {
                    timeLineTriggerEvent.TimeLineTrigger(
                        TimeLineEventParticleLogicBasic.TimeLineEventLogicGroup.groupName,
                        target.GetMainHotPoin<ILifetCycleHitPoint>(), this, triggerData);

                    if (!string.IsNullOrEmpty(hitFxName))
                    {
                        FinishHit(collision.ClosestPoint(gameObject.transform.position), hitFxName);
                    }

                    AudioManager.Instance.PlayAudio(hitAudioName, false);

                    if (!isPenetrate)
                    {
                        Dispose();
                    }
                }
            }
        }

        protected void TriggerHero(Collider collision, HeroEntityMono heroEntityMono)
        {
            if (heroEntityMono == null)
            {
                return;
            }

            CombatHeroEntity target = heroEntityMono.combatHeroEntity;
            if (target.IsEnemy == CombatHeroEntity.IsEnemy || target is CombatMagicWeaponEntity)
            {
                return;
            }

            if (TimeLineEventParticleLogicBasic.TimeLineEventLogicGroup.groupName == null)
            {
                Dispose();
                return;
            }

            ITimeLineTriggerEvent timeLineTriggerEvent =
                TimeLineEventParticleLogicBasic.ITimeLineTriggerEntity as ITimeLineTriggerEvent;
            if (timeLineTriggerEvent != null)
            {
                timeLineTriggerEvent.TimeLineTrigger(TimeLineEventParticleLogicBasic.TimeLineEventLogicGroup.groupName,
                    target.GetMainHotPoin<ILifetCycleHitPoint>(), this, triggerData);
                if (!string.IsNullOrEmpty(hitFxName))
                {
                    FinishHit(collision.ClosestPoint(gameObject.transform.position), hitFxName);
                }

                AudioManager.Instance.PlayAudio(hitAudioName, false);

                if (!isPenetrate)
                {
                    Dispose();
                }
            }
        }

        private void FinishHit(Vector3 pos, string hitFxName)
        {
            if (!string.IsNullOrEmpty(hitFxName))
            {
                CombatController.currActiveCombat.GameTimeLineParticleFactory.CreateParticle(hitFxName,
                    pos, null, false, null, null);
            }
        }

        protected override void ProCombatUpdate(float time)
        {
            switch (parabolaCurveType)
            {
                case CurveType.Beeline:
                    Beeline(time);
                    break;
                case CurveType.DynamicCurve:
                    DynamicCurve(time);
                    break;
                case CurveType.CustomizeCurve:
                    CustomizeCurve(time);
                    break;
            }

            // if (Vector3.Distance(endPos, _currPos) < 0.5f)
            // {
            //     Dispose();
            // }
        }

        private void Beeline(float time)
        {
            GetTargetPos();
            Vector3 dir = (endPos - _currPos).normalized;
            // dir = Vector3.Lerp(startDir, dir, dirLerpTime).normalized;
            // startDir= dir;
            Vector3 lasetPos = _currPos;
            _currPos += dir * GetMoveSpeed() * time;
            gameObject.transform.position = _currPos;

            gameObject.transform.rotation = Quaternion.LookRotation(dir);
        }

        private void CustomizeCurve(float time)
        {
            _addTime = 1.0f / (moveBezierPath.allDis / GetMoveSpeed());
            currTime += _addTime * time;
            GetTargetPos();
            moveBezierPath.controlPoints[3] = endPos;
            // moveBezierPath.controlPoints[0] = (gameObject.transform.TransformPoint(BesselPath.controlPoints[0]));
            Vector3 p = moveBezierPath.CalculatePoint(currTime);
            Vector3 p2 = moveBezierPath.CalculatePoint(currTime - 0.01f);
            gameObject.transform.position = p;
            gameObject.transform.rotation = Quaternion.LookRotation((p - p2).normalized);
        }

        private void DynamicCurve(float time)
        {
            dirLerpTime += time * 4F;
            if (dirLerpTime > 1)
            {
                dirLerpTime = 1;
            }

            GetTargetPos();
            Vector3 dir = (endPos - _currPos).normalized;
            dir = Vector3.Lerp(startDir, dir, dirLerpTime).normalized;
            // startDir= dir;
            Vector3 lasetPos = _currPos;
            _currPos += dir * GetMoveSpeed() * time;
            gameObject.transform.position = _currPos;

            gameObject.transform.rotation = Quaternion.LookRotation(dir);
        }

        protected override void ProDispose()
        {
            if (UnRegister != null)
            {
                UnRegister.UnRegister();
            }

            UnRegister = null;
        }


        private void OnDrawGizmos()
        {
            if (parabolaCurveType != CurveType.CustomizeCurve)
            {
                return;
            }

            if (BesselPath.controlPoints.Count < 4)
            {
                BesselPath.controlPoints.Add(Vector3.zero);
                BesselPath.controlPoints.Add(new Vector3(-1, 1, -1));
                BesselPath.controlPoints.Add(new Vector3(0, 0, 2));
                BesselPath.controlPoints.Add(new Vector3(0, 0, 5));
                return;
            }

            Gizmos.color = Color.blue;

            // 绘制控制点


            // 绘制曲线
            Vector3 previousPoint = BesselPath.CalculatePoint(0) + transform.position;
            int segments = 50;

            for (int i = 1; i <= segments; i++)
            {
                float t = i / (float)segments;
                Vector3 currentPoint = BesselPath.CalculatePoint(t) + transform.position;
                // Gizmos.DrawSphere(currentPoint, 0.03f);
                Gizmos.DrawLine(previousPoint, currentPoint);
                previousPoint = currentPoint;
            }
        }
#if UNITY_EDITOR
        [CustomEditor(typeof(FxParabolaBulletLogic))]
        public class MovableCoordinateEditor : Editor
        {
            void OnSceneGUI()
            {
                FxParabolaBulletLogic fxParabolaBulletLogic = target as FxParabolaBulletLogic;
                if (fxParabolaBulletLogic.parabolaCurveType != CurveType.CustomizeCurve)
                {
                    return;
                }

                if (fxParabolaBulletLogic.BesselPath.controlPoints.Count < 4)
                {
                    return;
                }

                // 使用 Handles.PositionHandle 提供一个可拖动的控制柄

                for (int i = 0; i < fxParabolaBulletLogic.BesselPath.controlPoints.Count; i++)
                {
                    EditorGUI.BeginChangeCheck();
                    Vector3 newPosition = Handles.PositionHandle(
                        fxParabolaBulletLogic.BesselPath.controlPoints[i] +
                        fxParabolaBulletLogic.gameObject.transform.position,
                        Quaternion.identity);
                    if (EditorGUI.EndChangeCheck())
                    {
                        Undo.RecordObject(fxParabolaBulletLogic, "Move Coordinate");
                        fxParabolaBulletLogic.BesselPath.controlPoints[i] =
                            newPosition - fxParabolaBulletLogic.gameObject.transform.position;
                    }
                }
            }
        }
#endif
    }
}