using System.Collections.Generic;
using System.Linq;
using Superlazy;
using UnityEngine;

public abstract class UnitViewComponent : MonoBehaviour
{
    private UnitView unitView;

    protected SLEntity Entity => unitView.Entity;
    protected IZoneView Zone => unitView.Zone;
    protected Vector3 Position => unitView.Position;
    protected Quaternion Rotation => unitView.Rotation;
    protected Vector3 Scale => unitView.Scale;
    protected Vector3 EffectScale => unitView.EffectScale;

    protected void HitEffect(SLEntity context, SLEntity playEffect)
    {
        unitView.HitEffect(context, playEffect);
    }

    protected void BuffEffect(SLEntity context, SLEntity playEffect)
    {
        unitView.BuffEffect(context, playEffect);
    }

    public void Init(UnitView unitView)
    {
        this.unitView = unitView;
    }

    public abstract void Init();

    public abstract void Bind();

    public abstract void Unbind();
}

public class UnitView : MonoBehaviour, IUnitAnimatorBinder, IUnitSpriteBinder
{
    private static Queue<UnitView> unused;
    private static Transform unusedRoot;

    private static List<System.Type> unitViewComponents;

    private static int useSceneLightId;
    private static int outlineId;
    private static int enemyId;
    private static int[] shaderKeywords;

    private class ShaderInfo
    {
        public int shader;
        public float onSpeed = -1;
        public float offSpeed = -1;
        public float max = -1;
        public float activeValue = -1;
        public string valueContext = null;
    }

    private static ShaderInfo hitGlowShaderInfo;
    private static Dictionary<string, ShaderInfo> shaderInfos;

    private class ShaderCheck
    {
        public ShaderInfo shaderInfo;
        public string checkKey;
        public string checkValue;
    }

    private static List<List<ShaderCheck>> shaderChecks;

    public static void InitGlobal()
    {
        unused = new Queue<UnitView>();
        unusedRoot = new GameObject("UnusedUnitView").transform;
        unusedRoot.gameObject.SetActive(false);

        unitViewComponents = new List<System.Type>();
        unitViewComponents.CreateTypeList<UnitViewComponent>();

        useSceneLightId = Shader.PropertyToID("UseSceneLight");
        outlineId = Shader.PropertyToID("Outline");
        enemyId = Shader.PropertyToID("Enemy");

        var propertyIDs = new Dictionary<string, int>();
        foreach (var shader in SLSystem.Data["Shaders"])
        {
            propertyIDs[shader["Keyword"]] = Shader.PropertyToID(shader["Keyword"]);
        }

        shaderKeywords = propertyIDs.Values.ToArray();

        shaderInfos = new Dictionary<string, ShaderInfo>();
        foreach (var shader in SLSystem.Data["Shaders"])
        {
            var shaderInfo = new ShaderInfo();
            shaderInfo.shader = Shader.PropertyToID(shader["Keyword"]);

            if (shader["Keyword"] == "HitGlow")
            {
                hitGlowShaderInfo = shaderInfo;
            }

            if (shader["OnSpeed"])
            {
                shaderInfo.onSpeed = shader["OnSpeed"];
            }
            if (shader["OffSpeed"])
            {
                shaderInfo.offSpeed = shader["OffSpeed"];
            }
            if (shader["Max"])
            {
                shaderInfo.max = shader["Max"];
            }
            if (shader["ActiveValue"])
            {
                shaderInfo.activeValue = shader["ActiveValue"];
            }
            if (shader["ValueContext"])
            {
                shaderInfo.valueContext = shader["ValueContext"];
            }
            shaderInfos.Add(shader.ID, shaderInfo);
        }

        shaderChecks = new List<List<ShaderCheck>>();
        foreach (var ss in SLSystem.Data["Shaders"].Where(e => e["CheckKey"]).GroupBy(e => e["Keyword"]))
        {
            var group = new List<ShaderCheck>();
            foreach (var s in ss)
            {
                var check = new ShaderCheck();
                check.shaderInfo = shaderInfos[s.ID];
                check.checkKey = s["CheckKey"];
                if (s["CheckValue"])
                {
                    check.checkValue = s["CheckValue"];
                }

                group.Add(check);
            }

            group.Reverse();
            shaderChecks.Add(group);
        }
    }

    public static UnitView MakeUnit(IZoneView zoneView, SLEntity unit)
    {
        UnitView newUnit;
        if (unused != null && unused.Count != 0)
        {
            newUnit = unused.Dequeue();
        }
        else
        {
            var newObject = new GameObject();
            newObject.SetActive(false);
            newUnit = newObject.AddComponent<UnitView>();

            newUnit.Init();
        }

        newUnit.transform.SetParent(zoneView.Root, false);
        newUnit.gameObject.SetActive(true);
        newUnit.BindUnit(zoneView, unit);

        // TODO: 확장 컴포넌트 사용 가능한 구조로 개선
        if (newUnit.Entity["UseSpawnEffect"])
        {
            newUnit.gameObject.AddComponent<SpawnEffect>();
        }
        return newUnit;
    }

    public static void RemoveUnit(UnitView unitView)
    {
        unitView.UnbindUnit();
        unused.Enqueue(unitView);
        unitView.gameObject.SetActive(false);
        unitView.transform.SetParent(unusedRoot);
    }

    private GameObject offsetRoot;
    private SLResourceObject baseRoot;

    private SLResourceObject shadow;

    public SLEntity Entity { get; private set; }
    public IZoneView Zone { get; private set; }
    public Vector3 Position => transform.position; // offset만 미적용
    public Quaternion Rotation => transform.rotation;
    public Vector3 Scale => offsetRoot.transform.localScale;
    public Vector3 EffectScale => Entity.HasChild("EffectScale") ? Vector3.one * Entity["EffectScale"] : Vector3.one;

    // animation
    public bool UseAnimation => Entity.HasChild("CurrentAction");

    public string Animation => Entity["CurrentAction"]["Animation"];
    public bool RequireReset => Entity["CurrentAction"]["RequireReset"];
    public int CurrentFrame => Entity["CurrentAction"]["CurrentFrame"];
    public bool UseActionAnimationBegin => Entity["CurrentAction"].HasChild("AnimationBegin");
    public float ActionAnimationBegin => Entity["CurrentAction"]["AnimationBegin"];
    public bool UseCrossFade => SLGame.Session.HasChild("Camp") == false && Entity.HasChild("ActionStop") == false && Entity["CurrentAction"].HasChild("NoBeginBlending") == false;
    public float CrossFade => Entity["CurrentAction"].HasChild("CrossFade") ? (float)Entity["CurrentAction"]["CrossFade"] : 0.1f;
    public bool ActionStop => Entity["ActionStop"];
    public bool Loop => Entity["CurrentAction"].HasChild("Loop");

    // sprite
    public string SpritePath => Entity["Sprite"];

    private Dictionary<int, float> currentShaderValues;
    private Dictionary<int, ShaderInfo> currentShaderInfos;
    private Dictionary<int, bool> currentShaderOnOffs;
    private Dictionary<string, EffectView> buffEffects;
    private Dictionary<string, EffectView> actionEffects;
    private Dictionary<string, EffectView> customEffects;
    private Dictionary<string, EffectView> attachParts;
    private Dictionary<string, string> buffs;
    private List<UnitViewComponent> components;

    public void Init()
    {
        offsetRoot = new GameObject("OffsetRoot");
        offsetRoot.transform.SetParent(transform, false);

        currentShaderValues = new Dictionary<int, float>();
        currentShaderInfos = new Dictionary<int, ShaderInfo>();
        currentShaderOnOffs = new Dictionary<int, bool>();

        buffEffects = new Dictionary<string, EffectView>();
        actionEffects = new Dictionary<string, EffectView>();
        customEffects = new Dictionary<string, EffectView>();
        attachParts = new Dictionary<string, EffectView>();
        buffs = new Dictionary<string, string>();
        updators = new List<IUnitViewUpdator>();
        components = new List<UnitViewComponent>();

        foreach (var unitViewComponent in unitViewComponents)
        {
            var component = gameObject.AddComponent(unitViewComponent) as UnitViewComponent;
            components.Add(component);
            component.Init(this);
        }
    }

    public void OnDisable()
    {
        offsetRoot.transform.SetLocalPositionAndRotation(Vector3.zero, Quaternion.identity);
    }

    private void BindUnit(IZoneView zoneView, SLEntity unit)
    {
        Zone = zoneView;
        Entity = unit;

        gameObject.name = Entity["UnitType"] + Entity["Handle"];

        // 특수 처리들 추가
        if (Entity["Components"]["Projectile"]) // 프로젝타일 전용 특수 처리 추가
        {
            foreach (var buff in Entity["Context"]["TargetBuffs"])
            {
                var effect = SLSystem.Data["Effects"][buff["BuffEffect"]];
                if (effect["Projectile"] && customEffects.ContainsKey(buff["BuffEffect"]) == false) // 투사체용 이펙트
                {
                    customEffects.Add(buff["BuffEffect"], EffectView.MakeUnitEffect(this, effect["Projectile"]["Effect"], effect["Projectile"]));
                }
            }
        }

        Update();
    }

    private void UnbindUnit()
    {
        if (Entity["EndEffect"])
        {
            var position = Entity["EndEffectPosition"] ? Entity["EndEffectPosition"].ToVector3() : Entity["Position"].ToVector3();
            var effect = EffectView.MakeEffect(Zone, Entity["EndEffect"]["Effect"], Entity["EndEffect"], position, Quaternion.Euler(Entity["Forward"].ToVector3()), Vector3.one);
            effect.gameObject.SetActive(true);
        }

        if (Entity["EndAreaEffect"])
        {
            var context = Entity["EndAreaEffect"];
            var position = context["Position"] ? context["Position"].ToVector3() : Entity["Position"].ToVector3();
            var area = SLSystem.Data["Ranges"][Entity["TargetContext"]["Area"]];
            var minArea = SLEntity.Empty;
            if (Entity["TargetContext"]["MinArea"])
            {
                minArea = SLSystem.Data["Ranges"][Entity["TargetContext"]["MinArea"]];
            }
            foreach (var range in area)
            {
                if (minArea && minArea.Any(ma => ma["X"] == range["X"] && ma["Y"] == range["Y"])) continue;

                //var cellForward = Entity["Forward"].ForwardToCellForward();
                //var ax = CellUtil.CellRotation(cellForward, range["X"], range["Y"], "X");
                //var ay = CellUtil.CellRotation(cellForward, range["X"], range["Y"], "Y");
                //var newPosition = position + new Vector3(ax, 0, ay);
                //var effect = EffectView.MakeEffect(Zone, context["Effect"], context, newPosition, Quaternion.Euler(Entity["Forward"].ToVector3()), Vector3.one);
                //effect.gameObject.SetActive(true);
            }
        }

        Update();

        foreach (var customEffect in customEffects.Values)
        {
            customEffect.EndEffect();
        }
        customEffects.Clear();

        UnbindBaseRoot();
        foreach (var component in components)
        {
            component.Unbind();
        }
        gameObject.SetActive(false);
    }

    private void UnbindBaseRoot()
    {
        if (baseRoot == null) return;

        currentShaderValues.Clear();
        currentShaderInfos.Clear();
        currentShaderOnOffs.Clear();

        //TODO: ObjectOffs도 별도 리스트로 관리하기(엔티티는 오염될가능성이 있어서)
        foreach (var offs in Entity["ObjectOffs"])
        {
            var t = baseRoot.GetTransform(offs.ID);
            t.gameObject.SetActive(true);
        }

        baseRoot.Destroy();
        baseRoot = null;

        if (shadow)
        {
            shadow.Destroy();
            shadow = null;
        }

        foreach (var attachPart in attachParts)
        {
            attachPart.Value.EndEffect();
        }
        attachParts.Clear();
    }

    public void UpdateAppearance()
    {
        if (baseRoot && Entity["Base"] != baseRoot.name)
        {
            UnbindBaseRoot();
        }

        if (baseRoot == null && Entity["Base"])
        {
            baseRoot = SLResources.CreateInstance(Entity["Base"], offsetRoot.transform);

            // BaseSwap이 일어날때만 업데이트 해주는게 맞을까?
            foreach (var attachEffect in Entity["AttachEffects"])
            {
                attachParts.Add(attachEffect.ID, EffectView.MakeUnitEffect(this, attachEffect["Effect"], attachEffect));
            }

            var isEnemy = false;
            if (Entity["UnitType"] == "Monster" && Entity.HasChild("FieldData") && Entity["FieldData"]["Character"] &&
                SLSystem.Data["Heroes"][Entity["FieldData"]["Character"]] && SLSystem.Data["Heroes"][Entity["FieldData"]["Character"]]["Ready"] == false) // TEMP: 영웅몹 체크용 임시 처리, 추후 확장 및 데이터기반으로 조정
            {
                isEnemy = true;
            }

            float useSceneLight = Entity.HasChild("UseSceneLight") ? (float)Entity["UseSceneLight"] : Zone.UseSceneLight ? 1 : 0;
            var outlineDepth = Zone.Outline;

            foreach (var r in baseRoot.renderers)
            {
                r.gameObject.layer = Zone.Layer;
                r.lightProbeUsage = UnityEngine.Rendering.LightProbeUsage.Off;

                foreach (var mat in r.materials)
                {
                    mat.SetFloat(useSceneLightId, useSceneLight);
                    mat.SetFloat(outlineId, outlineDepth);
                    mat.SetFloat(enemyId, isEnemy ? 1 : 0);
                    foreach (var shaderKeyword in shaderKeywords)
                    {
                        mat.SetFloat(shaderKeyword, 0);
                    }
                }
            }
        }

        if (Entity.HasChild("ShadowRadius"))
        {
            if (shadow == null)
            {
                shadow = SLResources.CreateInstance("Shadow", transform);
            }
            // TODO: 성능상 이슈가 있다면 별도 객체로 분리

            if (baseRoot && Entity.HasChild("ShadowBind"))
            {
                var shadowBind = baseRoot.GetTransform(Entity["ShadowBind"]);

                shadow.transform.position = new Vector3(shadowBind.position.x, Zone.WorldHeight, shadowBind.position.z);
            }
            else
            {
                shadow.transform.position = new Vector3(transform.position.x, Zone.WorldHeight, transform.position.z);
            }

            var shadowRenderer = shadow.renderers.First();

            if (transform.position.y - Zone.WorldHeight > 0) // 지상
            {
                var diff = transform.position.y - Zone.WorldHeight;
                var ips = Entity["ShadowRadius"] <= 0.001 ? 0.001f : (float)Entity["ShadowRadius"];
                shadow.transform.localScale = Entity["ShadowRadius"] * Vector3.one;
                shadowRenderer.material.color = new Color(1, 1, 1, 1 - Mathf.Clamp01(diff / ips * 0.5f)); // 그림자 진하기가 점점 감소
            }
            else // 지하 // 사망 등
            {
                // 크기가 점점감소, HitHeight 만큼 파이면 없어짐
                var diff = Zone.WorldHeight - transform.position.y;
                var ips = Entity["ShadowRadius"] <= 0.001 ? 0.001f : (float)Entity["ShadowRadius"];
                shadow.transform.localScale = Entity["ShadowRadius"] * Mathf.Clamp01(1 - 2 * (diff / ips)) * Vector3.one;
                shadowRenderer.material.color = new Color(1, 1, 1, 1);
            }

            if (Entity.HasChild("ShadowAlpha"))
            {
                shadowRenderer.material.color = new Color(1, 1, 1, shadowRenderer.material.color.a * Entity["ShadowAlpha"]);
            }

            shadowRenderer.gameObject.layer = Zone.Layer;
        }
        else
        {
            if (shadow)
            {
                shadow.Destroy();
                shadow = null;
            }
        }

        if (baseRoot && Entity.HasChild("Base"))
        {
            UpdateShader();
            UpdateAction();
            UpdateUpdators();
        }
    }

    private void UpdateAction()
    {
        var action = Entity["CurrentAction"];

        if (action["ActionID"] != Entity["CurrentActionID"])
        {
            foreach (var eff in actionEffects)
            {
                eff.Value.EndEffect();
            }
            actionEffects.Clear();

            foreach (var actionEffect in action["Effects"])
            {
                actionEffects.Add(actionEffect.ID, EffectView.MakeUnitEffect(this, actionEffect["Effect"], actionEffect));
            }

            foreach (var offs in Entity["ObjectOffs"])
            {
                var t = baseRoot.GetTransform(offs.ID);
                t.gameObject.SetActive(true);
            }

            Entity["ObjectOffs"] = false;

            Entity["CurrentActionID"] = action["ActionID"];

            if (action["ObjectOnOff"])
            {
                foreach (var obj in action["ObjectOnOff"])
                {
                    if (Entity[obj.ID] && Entity[obj.ID].IsValue == false) // TODO: IsValue 안쓰고 바인딩 여부 체크 필요
                    {
                        foreach (var bind in Entity[obj.ID])
                        {
                            var t = baseRoot.GetTransform(bind);
                            if (t != baseRoot.transform)
                            {
                                Entity["ObjectOffs"][bind] = obj != "On";
                                t.gameObject.SetActive(obj == "On");
                            }
                        }
                    }
                    else
                    {
                        var t = baseRoot.GetTransform(obj.ID);
                        if (t != baseRoot.transform)
                        {
                            Entity["ObjectOffs"][obj.ID] = obj != "On";
                            t.gameObject.SetActive(obj == "On");
                        }
                    }
                }
            }
        }
    }

    private void SetShader(ShaderInfo info, SLEntity context, bool on = true)
    {
        currentShaderOnOffs[info.shader] = info.activeValue == -1 && on; // 액티브 밸류 있으면 힛처럼 바로 꺼지는 사례일듯
        currentShaderInfos[info.shader] = info;
        var value = 0f;
        currentShaderValues.TryGetValue(info.shader, out value);

        var newValue = on ? 1.0f : 0.0f;
        if (info.valueContext != null && context.HasChild(info.valueContext))
        {
            newValue = context[info.valueContext];
        }
        else if (info.activeValue != -1)
        {
            newValue = info.activeValue;
        }

        if (newValue != value)
        {
            ApplyShader(info.shader, newValue);
        }
        currentShaderValues[info.shader] = newValue;
    }

    private void UpdateShader()
    {
        foreach (var ss in shaderChecks)
        {
            for (var i = 0; i < ss.Count; ++i)
            {
                var shaderCheck = ss[i];
                if (shaderCheck.checkValue == null)
                {
                    if (Entity[shaderCheck.checkKey])
                    {
                        SetShader(shaderCheck.shaderInfo, Entity, true);
                        break;
                    }
                }
                else
                {
                    if (Entity[shaderCheck.checkKey] == shaderCheck.checkValue)
                    {
                        SetShader(shaderCheck.shaderInfo, Entity, true);
                        break;
                    }
                }

                if (i == ss.Count - 1)
                {
                    SetShader(shaderCheck.shaderInfo, Entity, false);
                }
            }
        }

        foreach (var shaderKeyword in shaderKeywords)
        {
            if (currentShaderValues.ContainsKey(shaderKeyword) == false) continue;

            var info = currentShaderInfos[shaderKeyword];
            var value = currentShaderValues[shaderKeyword];
            if (currentShaderOnOffs[shaderKeyword])
            {
                if (info.onSpeed > 0)
                {
                    var newValue = value + Time.deltaTime * info.onSpeed;
                    if (newValue > info.max)
                    {
                        newValue = info.max;
                    }
                    if (value != newValue)
                    {
                        currentShaderValues[shaderKeyword] = newValue;
                        ApplyShader(shaderKeyword, newValue);
                    }
                }
                else if (info.max > 0 && info.max != value)
                {
                    currentShaderValues[shaderKeyword] = info.max;
                    ApplyShader(shaderKeyword, info.max);
                }
            }
            else
            {
                if (info.offSpeed > 0)
                {
                    var newValue = value - Time.deltaTime * info.offSpeed;
                    if (newValue < 0)
                    {
                        newValue = 0;
                    }
                    if (value != newValue)
                    {
                        currentShaderValues[shaderKeyword] = newValue;
                        ApplyShader(shaderKeyword, newValue);
                    }
                }
                else if (0 != value)
                {
                    currentShaderValues[shaderKeyword] = 0;
                    ApplyShader(shaderKeyword, 0);
                }
            }
        }
    }

    private void ApplyShader(int key, float value)
    {
        foreach (var renderer in baseRoot.renderers)
        {
            foreach (var mat in renderer.materials)
            {
                mat.SetFloat(key, value);
            }
        }
    }

    private void UpdateBuffs()
    {
        var removeBuffs = new List<string>();
        foreach (var buff in buffs)
        {
            if (Entity["Buffs"].HasChild(buff.Key) == false)
            {
                if (buffEffects.ContainsKey(buff.Key))
                {
                    buffEffects[buff.Key].EndEffect();
                }
                removeBuffs.Add(buff.Key);
            }
            else
            {
                var buffEntity = Entity["Buffs"][buff.Key];
                var countType = SLSystem.Data["Buffs"][buffEntity["BuffKey"]]["CountType"];
                if (countType)
                {
                    buffEntity["ViewCount"] = buffEntity.Get(countType);
                }
            }
        }

        foreach (var removeBuff in removeBuffs)
        {
            EndBuff(removeBuff);
            buffs.Remove(removeBuff);
            if (buffEffects.ContainsKey(removeBuff))
            {
                buffEffects.Remove(removeBuff);
            }
        }
    }

    public void Update()
    {
        if (Entity.HasChild("KeywordBase") && Entity["KeywordBase"] && baseRoot)
        {
            baseRoot.SetKeyword(Entity["CurrentAction"]["Tag"], true);
        }

        if (Entity.HasChild("DragPosition"))
        {
            var position = Entity["DragPosition"].ToVector3();
            transform.localPosition = position;
        }
        else
        {
            transform.localPosition = Entity["Position"].ToVector3();

            if (Entity.HasChild("Offset"))
            {
                var offset = Entity["Offset"].ToVector3();
                offsetRoot.transform.localPosition = offset;
            }
            else
            {
                offsetRoot.transform.localPosition = Vector3.zero;
            }
        }

        // TODO: 뷰에서는 엔티티 할당 안하도록 하고 공통 컴포넌트를 만드는게 좋을듯
        if (Entity.HasChild("Position"))
        {
            Entity["HitPosition"] = Entity["Position"];
            Entity["HitPosition"]["Y"] += Entity["HitHeight"];
            Entity["TopPosition"] = Entity["Position"];
            Entity["TopPosition"]["Y"] += Entity["TopHeight"];
            Entity["PositionDepth"] = Entity["Position"]["X"] - Entity["Position"]["Z"];
        }

        if (Entity.HasChild("DragForward"))
        {
            var forward = Entity["DragForward"].ToVector3();
            transform.localRotation = Quaternion.LookRotation(forward, Vector3.up);
        }
        else if (Entity.HasChild("Forward"))
        {
            var forward = Entity["Forward"].ToVector3();
            transform.localRotation = Quaternion.LookRotation(forward, Vector3.up);
        }
        else
        {
            transform.localRotation = Quaternion.identity;
        }

        UpdateScale();
        UpdateAppearance();
        UpdateBuffs();
        UpdateChat();
    }

    private void UpdateScale()
    {
        if (Entity.HasChild("DragPosition"))
        {
            if (Entity.HasChild("Scale"))
            {
                offsetRoot.transform.localScale = Entity["Scale"] * SLSystem.Data["Default"]["DragScale"] * Vector3.one;
            }
            else
            {
                offsetRoot.transform.localScale = Vector3.one * SLSystem.Data["Default"]["DragScale"];
            }
        }
        else
        {
            if (Entity.HasChild("Scale"))
            {
                offsetRoot.transform.localScale = Vector3.one * Entity["Scale"];
            }
            else
            {
                offsetRoot.transform.localScale = Vector3.one;
            }
        }
    }

    private void Effect(SLEntity context)
    {
        EffectView.MakeUnitEffect(this, context["Effect"], context);
    }

    private void Sound(SLEntity context)
    {
        if (context["Volume"] == false)
        {
            context["Volume"] = 1;
        }

        if (context["Tag"] == false)
        {
            context["Tag"] = "Common";
        }

        SLSound.PlaySound(context["Sound"], context["Tag"], context["Loop"], context["Unique"], context["Reset"], context["Volume"]);
    }

    private void ObjectOnOff(SLEntity context)
    {
        foreach (var obj in context["Binds"])
        {
            if (Entity[obj.ID] && Entity[obj.ID].IsValue == false) // TODO: IsValue 안쓰고 바인딩 여부 체크 필요
            {
                foreach (var bind in Entity[obj.ID])
                {
                    var t = baseRoot.GetTransform(bind);
                    t.gameObject.SetActive(obj == "On");
                }
            }
            else
            {
                var t = baseRoot.GetTransform(obj.ID);
                t.gameObject.SetActive(obj == "On");
            }
        }
    }

    private void Hit(SLEntity context)
    {
        var playEffect = SLEntity.Empty;
        if (context["HitResult"])
        {
            playEffect = SLSystem.Data["Effects"][context["HitResult"]];
        }
        else if (context["SenderContext"])
        {
            playEffect = SLSystem.Data["Effects"][context["SenderContext"]];
        }
        else
        {
            if (context["Heal"]) // 대미지와 힐과 실드를 같이 주면 이펙트를 다 써야하나..
            {
                playEffect = SLSystem.Data["Effects"]["Heal"];
            }
            else if (context["Shield"])
            {
                playEffect = SLSystem.Data["Effects"]["Shield"];
            }
            // else // Buff는 AddBuff에서 독립으로 처리
        }

        if (playEffect)
        {
            HitEffect(context, playEffect);
        }
    }

    public void HitEffect(SLEntity context, SLEntity playEffect)
    {
        var position = Entity["Position"].ToVector3();
        var forward = (context["Sender"]["Position"].ToVector3() - position).normalized; // TODO: 센더와의 거리
        forward.y = 0;

        var rotation = Quaternion.identity;
        if (forward != Vector3.zero) // 불기둥같이 같은 자리에서 맞는 경우가 있어 context안에 Forward가 있을 때만 처리
        {
            rotation = Quaternion.LookRotation(forward, Vector3.up);
        }

        if (Entity["To"] && Entity["ActionStop"] == false) // 이동 예측 ActionStop 있을 때는 안하도록
        {
            var dir = (Entity["To"].ToVector3() - Entity["Position"].ToVector3()).normalized;

            position += 5.0f * Entity["MoveSpeed"] * Time.deltaTime * dir;
        }

        if (playEffect["HitSound"])
        {
            SLSound.PlaySound(playEffect["HitSound"], "Effect", false, false, false);
        }

        if (playEffect["Hit"])
        {
            var hitEffect = context["HitEffect"];
            if (hitEffect["Effect"]) // 스킬전용 히트이펙트
            {
                playEffect = playEffect.Override();
                playEffect["Hit"]["Effect"] = hitEffect["Effect"];
            }

            if (playEffect["Hit"]["Bind"])
            {
                EffectView.MakeUnitEffect(this, playEffect["Hit"]["Effect"], playEffect["Hit"]);
            }
            else
            {
                EffectView.MakeEffect(Zone, playEffect["Hit"]["Effect"], playEffect["Hit"], position, rotation, Vector3.one);
            }
        }

        // 힛글로우
        if (context["HitGlow"])
        {
            if (Entity["Dead"])
            {
                context["HitGlow"] = SLSystem.Data["Default"]["DeadHitGlow"];
            }
            SetShader(hitGlowShaderInfo, context);
        }
        else if (playEffect["HitGlow"])
        {
            // 힛글로우
            context["HitGlow"] = playEffect["HitGlow"];
            SetShader(hitGlowShaderInfo, context);
        }

        if (context["Shake"])
        {
            context["Shake"]["Direction"] = forward.normalized.ToEntity();
            ZoneController.PlayCameraOperation(context);
        }
        else if (playEffect["HitCamera"])
        {
            if (playEffect["HitCamera"]["Shake"])
            {
                playEffect["HitCamera"]["Shake"]["Direction"] = forward.normalized.ToEntity();
            }
            ZoneController.PlayCameraOperation(playEffect["HitCamera"]);
        }

        if (playEffect["HitText"])
        {
            var eventContext = SLEntity.Empty;

            if (context["Damage"])
            {
                eventContext["Value"] = context["Damage"];
            }
            else if (context["Heal"]) // 대미지와 힐과 실드를 같이 주면 이펙트를 다 써야하나..
            {
                eventContext["Value"] = context["Heal"];
            }
            else if (context["Shield"])
            {
                eventContext["Value"] = context["Shield"];
            }
            // else // Buff는 AddBuff에서 독립으로 처리

            eventContext["Text"] = playEffect["HitText"];
            eventContext["Position"] = Entity["HitPosition"];

            eventContext["PositionDepth"] = eventContext["Position"]["X"] - eventContext["Position"]["Z"];
            eventContext["Type"] = playEffect["HitTextType"];

            MakeDamageText(eventContext);
        }
    }

    private void MakeDamageText(SLEntity context)
    {
        if (Entity["LastDamageTextTime"])
        {
            if (Time.unscaledTime > Entity["LastDamageTextTime"] + SLSystem.Data["Default"]["DamageTextStackDuration"])
            {
                Entity["DamageTextCount"] = 0;
            }
        }

        Entity["LastDamageTextTime"] = Time.unscaledTime;
        context["Position"]["Y"] += Entity["DamageTextCount"] * SLSystem.Data["Default"]["DamageTextStackHeight"];
        Entity["DamageTextCount"] += 1;

        SLGame.Event($"BattleText.{Entity["Handle"]}", context);
    }

    private void AddBuff(SLEntity context)
    {
        if (context["Immune"])
        {
            BuffEffect(context, SLSystem.Data["Effects"]["Immune"]);
            return;
        }

        var playEffect = SLSystem.Data["Effects"][context["BuffKey"]];
        if (playEffect == false)
        {
            SLLog.Error($"[{context["BuffKey"]}]버프 데이터 없음");
            return;
        }

        if (playEffect["Icon"] == false)
        {
            context["NoIcon"] = true;
        }

        BuffEffect(context, playEffect);

        if (buffs.ContainsKey(context["BuffKey"]) == false)
        {
            buffs.Add(context["BuffKey"], context["BuffName"]);
        }
        // shader 처리
    }

    public void BuffEffect(SLEntity context, SLEntity playEffect)
    {
        var position = Entity["Position"].ToVector3();
        var forward = Entity["Forward"].ToVector3().normalized;
        var rotation = Quaternion.LookRotation(forward, Vector3.up);

        if (playEffect["StartSound"])
        {
            SLSound.PlaySound(playEffect["StartSound"], "Effect", false, false, true);
        }

        if (playEffect["Start"])
        {
            if (playEffect["Start"]["Bind"])
            {
                EffectView.MakeUnitEffect(this, playEffect["Start"]["Effect"], playEffect["Start"]);
            }
            else
            {
                EffectView.MakeEffect(Zone, playEffect["Start"]["Effect"], playEffect["Start"], position, rotation, Vector3.one);
            }
        }

        if (context["HitGlow"])
        {
            if (Entity["Dead"])
            {
                context["HitGlow"] = SLSystem.Data["Default"]["DeadHitGlow"];
            }
            SetShader(hitGlowShaderInfo, context);
        }
        else if (playEffect["HitGlow"])
        {
            // 힛글로우
            context["HitGlow"] = playEffect["HitGlow"];
            SetShader(hitGlowShaderInfo, context);
        }

        if (playEffect["Play"])
        {
            if (buffEffects.ContainsKey(context["BuffKey"]) == false) // 갱신
            {
                buffEffects.Add(context["BuffKey"], EffectView.MakeUnitEffect(this, playEffect["Play"]["Effect"], playEffect["Play"]));
            }
        }

        if (context["Shake"])
        {
            context["Shake"]["Direction"] = forward.normalized.ToEntity();
            ZoneController.PlayCameraOperation(context);
        }
        else if (playEffect["Camera"])
        {
            if (playEffect["Camera"]["Shake"])
            {
                playEffect["Camera"]["Shake"]["Direction"] = forward.normalized.ToEntity();
            }
            ZoneController.PlayCameraOperation(playEffect["Camera"]);
        }

        if (playEffect["Text"])
        {
            var eventContext = SLEntity.Empty;
            eventContext["Text"] = playEffect["Text"];

            eventContext["Position"] = Entity["TopPosition"];
            eventContext["Type"] = playEffect["TextType"];

            var textForward = 0.25f * Random.Range(0.5f, 1.5f) * forward;
            eventContext["Position"]["X"] -= textForward.x;
            eventContext["Position"]["Z"] -= textForward.z;
            eventContext["PositionDepth"] = eventContext["Position"]["X"] - eventContext["Position"]["Z"];

            SLGame.Event($"BattleText.{Entity["Handle"]}", eventContext);
        }
    }

    private void EndBuff(string buffName)
    {
        var playEffect = SLSystem.Data["Effects"][buffName];

        var position = Entity["Position"].ToVector3();
        var forward = Entity["Forward"].ToVector3().normalized;
        var rotation = Quaternion.LookRotation(forward, Vector3.up);

        if (playEffect["End"])
        {
            if (playEffect["End"]["Bind"])
            {
                EffectView.MakeUnitEffect(this, playEffect["End"]["Effect"], playEffect["End"]);
            }
            else
            {
                EffectView.MakeEffect(Zone, playEffect["End"]["Effect"], playEffect["End"], position, rotation, Vector3.one);
            }
        }
    }

    private void ControlUnit(SLEntity context)
    {
        // Shader
        if (context["Shaders"])
        {
            foreach (var shader in context["Shaders"])
            {
                SetShader(shaderInfos[shader.ID], shader, shader["On"]);
            }
        }

        // Effect
        if (context["Effects"])
        {
            foreach (var effect in context["Effects"])
            {
                Effect(effect);
            }
        }

        // Chat
        if (context["Text"] || context["Emotion"])
        {
            Entity["Chat"] = false;
            if (context["Emotion"])
            {
                var emotion = SLSystem.Data["Emotions"][context["Emotion"]].Clone();
                if (emotion["Animation"])
                {
                    Entity["Chat"]["Animation"] = context["Emotion"];
                }
                else
                {
                    Entity["Chat"]["Icon"] = emotion["EmotionIcon"];
                }

                if (emotion["Sound"])
                {
                    var sound = emotion["Sound"];
                    if (sound["Volume"] == false)
                    {
                        sound["Volume"] = 1;
                    }

                    if (sound["Tag"] == false)
                    {
                        sound["Tag"] = "Common";
                    }

                    SLSound.PlaySound(sound["Sound"], sound["Tag"], sound["Loop"], sound["Unique"], sound["Reset"], sound["Volume"]);
                }

                Entity["Chat"]["Type"] = emotion["Type"];
                Entity["Chat"]["Frame"] = emotion["Frame"];
                Entity["Chat"]["Scale"] = emotion["Scale"];
            }
            else
            {
                Entity["Chat"]["Type"] = "Round";
                Entity["Chat"]["Frame"] = 180;
                Entity["Chat"]["Scale"] = 1;
            }

            if (context["Text"]) Entity["Chat"]["Text"] = context["Text"];
            if (context["Type"]) Entity["Chat"]["Type"] = context["Type"];
            if (context["Frame"]) Entity["Chat"]["Frame"] = context["Frame"];
            if (context["Scale"]) Entity["Chat"]["Scale"] = context["Scale"];
        }
    }

    private void UpdateChat()
    {
        if (Entity["Chat"])
        {
            if (Entity["Chat"]["Loop"]) return;

            if (Entity["Chat"]["Frame"])
            {
                if (Entity["Chat"]["Frame"] > 0)
                {
                    Entity["Chat"]["Frame"] -= Time.deltaTime * 60;
                }

                if (Entity["Chat"]["Frame"] <= 0)
                {
                    Entity["Chat"] = false;
                }
            }
        }
    }

    // Chapter2 Special
    private void MakeShip(SLEntity context)
    {
        gameObject.AddComponent<SpawnEffect>();
    }

    // Udpators

    private List<IUnitViewUpdator> updators;

    public void AddUpdate(IUnitViewUpdator updator)
    {
        updators.Add(updator);
    }

    public void RemoveUpdate(IUnitViewUpdator updator)
    {
        updators.Remove(updator);
    }

    private void UpdateUpdators()
    {
        foreach (var u in updators)
        {
            u.OnUpdate();
        }
    }
}