using Spine.Unity;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public enum TurretAnimType
{
    None = 0,
    skeletonAnimation = 1,
    animation = 2,
    animator = 3
}


public enum TurretState
{
    None = 0,
    Idle = 1,
    Attack = 2,

    LaserStart = 3,
    LaserLoop = 4,
    LaserEnd = 5
}


public class TurretData : MonoBehaviour
{
    [Header("基础")]
    public string turretID;
    public SitPosData setPosData;
    public Transform tra_BulletStartPosition;
    [Tooltip("炮台旋转节点。拖入后 SitPosData.tra_CurrTurret 用此节点旋转；不拖则用炮台自身的父节点(兼容旧逻辑)")]
    public Transform tra_RotationPivot;
    public GameObject bulletPrefab_Two;  
    public GameObject bulletPrefab;

    [Header("战神激光（锁定时显示，普通炮台不配置即无此效果）")]
    [Tooltip("激光预制体。非空=预制体形态(JiGuangControl 工具类驱动)；为空=LineRenderer 兜底形态(自动创建)")]
    public GameObject laserPrefab;
    [Tooltip("LineRenderer 兜底形态的线宽")]
    public float laserWidth = 0.3f;
    [Tooltip("LineRenderer 兜底形态的颜色")]
    public Color laserColor = new Color(1f, 0.3f, 0.3f, 0.9f);
    [Tooltip("预制体形态激光的长度校正值（不同激光预制体设置不同值）")]
    public float laserLengthCorrect = 1f;

    [Header("UI面板属性")]
    [Tooltip("炮台编号，对应 TurretResourcesData.turretNumber")]
    public int turretNumber;
    [Tooltip("1=普通炮台  2=战神  3=翅膀")]
    public int turretType = 1;
    [Tooltip("UI 展示名称")]
    public string displayName;
    [Tooltip("品质 1=普通 2=稀有 3=史诗 4=传说")]
    [Range(1, 5)]
    public int quality = 1;
    [Tooltip("解锁所需等级（0=默认拥有）")]
    public int unlockLevel;
    [Tooltip("UI 列表/详情用的缩略图")]
    public Sprite uiIconSprite;
    [TextArea(2, 4)]
    [Tooltip("描述文字")]
    public string description;

    // ---- 运行时状态（由服务器/UI面板读写） ----
    [System.NonSerialized] public bool isUnlocked;
    [System.NonSerialized] public bool isEquipped;
    [System.NonSerialized] public int ownStarLevel;

    [Header("动画组件")]
    public SkeletonGraphic skeletonAnimation;
    public Animation old_CurrAnimation;
    public Animator new_CurrAnimation;
    public TurretAnimType currTurretType;
    public bool isFrenzy=false;
    [Header("动画名")]
    public string idleAnim;
    public string attackAnim;
    // 新增：狂暴专用攻击动画（已经是二倍速帧动画）
    public string frenzyAttackAnim;
    private bool useFrenzyAnim = false;
    public string laserStartAnim;
    public string laserLoopAnim;
    public string laserEndAnim;

    [Header("战神 Animator 参数")]
    [Tooltip("战神状态机开火参数名（Bool：Idle0 --PlayFire--> Fire状态机，Fire --PlayFire=false--> Exit回Idle）。" +
             "检测到此参数自动启用战神模式，无需手动配置")]
    public string playFireParam = "PlayFire";
    [Tooltip("开火动画变体参数名（Int）：0=Fire0(正常子弹)  1=Fire1(激光)。锁定时自动切1，非锁定开火用0")]
    public string fireIndexParam = "FireIndex";
    [Tooltip("待机动画变体参数名（Int：IdleIndex=0选Idle0...）")]
    public string idleIndexParam = "IdleIndex";
    [Tooltip("开火动画变体索引默认值：0=Fire0(正常子弹)  1=Fire1(激光)。运行时按锁定状态自动切换，此值仅为无锁定信息时的兜底")]
    public int fireIndex = 0;
    [Tooltip("待机动画变体索引：0=Idle0  1=Idle1...")]
    public int idleIndex = 0;

    [Header("XJMH加减炮倍")]
    public GameObject obj_Add;
    public GameObject obj_Down;

    // ---- 战神模式运行时缓存（首次 PlayAnimator 时检测）----
    private bool _warGodAnimChecked;      // 是否已检测过参数
    private bool _warGodAnimMode;         // true=战神 PlayFire 约定
    private bool _playFireIsTrigger;      // PlayFire 实际类型是否 Trigger（个别控制器用触发器）
    private bool _hasFireIndex;
    private bool _hasIdleIndex;
    private AnimatorControllerParameterType _fireIndexType = AnimatorControllerParameterType.Int;
    private AnimatorControllerParameterType _idleIndexType = AnimatorControllerParameterType.Int;




    private TurretState currState;

    /// <summary>出现动画保护截止时间：这段时间内 Idle（动画名为空）不 ClearTrack，避免出现动画刚播就被抹掉</summary>
    private float _appearAnimHoldUntil;

    /// <summary>
    /// 从资源表查询 TurretResourcesData。表里没有则返回 null，调用方应使用 TurretData 自身的 Inspector 默认值。
    /// </summary>
    public TurretResourcesData GetResourcesData()
    {
        return TurretResourcesData.GetTurretData(turretNumber);
    }

    /// <summary>安全获取攻击音效 ID：表里有就用，没有则返回 0（静音）。</summary>
    public int GetAttackAudioID()
    {
        var res = GetResourcesData();
        return res != null ? res.attackAudioID : 0;
    }

    /// <summary>安全获取子弹 ID 列表：表里有就用，没有则返回空列表。</summary>
    public List<int> GetBulletIDs()
    {
        var res = GetResourcesData();
        return res?.bulletID ?? new List<int>();
    }

    /// <summary>安全获取动画类型：表里有就用，没有则用 Inspector 配置的 currTurretType。</summary>
    public TurretAnimType GetAnimationType()
    {
        var res = GetResourcesData();
        return res != null ? (TurretAnimType)res.animationType : currTurretType;
    }

    private void Awake()
    {
        //if (setPosData != null)
        //    setPosData.OnStateChange = ChangeState;

        // 自动判断：如果狂暴攻击动画名不为空，就启用切换动画模式
        useFrenzyAnim = !string.IsNullOrEmpty(frenzyAttackAnim);
    }

    private void OnEnable()
    {
        PlayState(TurretState.Idle);
        BindAddDownButtons();   // ⭐ XJMH 加减炮倍：炮台上的 +/- 绑定点击（每次激活重绑，幂等）
    }

    // ==================== XJMH 加减炮倍按钮绑定 ====================
    // 炮台上的 obj_Add / obj_Down（物体名 Up / Down）在预制体里没有 Button 组件、也没有任何代码绑定
    // → 点击无反应。这里在炮台激活时统一补 Button + 绑定：
    //   + → 座位 ChangeTurretAddConsumeNum（发 ChangeGunMultiple，等服务端确认后应用新炮倍）
    //   - → 座位 ChangeTurretMinusConsumeNum
    // 未拖引用跳过（可要可不要）；非本地座位由 SitPosData.HideTurretAddMinusUI 隐藏。
    private SitPosData ResolveSit()
    {
        return setPosData != null ? setPosData : GetComponentInParent<SitPosData>();
    }

    private void OnClickTurretAdd() { ResolveSit()?.ChangeTurretAddConsumeNum(); }
    private void OnClickTurretMinus() { ResolveSit()?.ChangeTurretMinusConsumeNum(); }

    private void BindAddDownButtons()
    {
        BindAddDownButton(obj_Add, OnClickTurretAdd);
        BindAddDownButton(obj_Down, OnClickTurretMinus);
    }

    private static void BindAddDownButton(GameObject go, UnityEngine.Events.UnityAction action)
    {
        if (go == null) return;   // 未拖引用：跳过，不报错
        var btn = go.GetComponent<Button>();
        if (btn == null) btn = go.GetComponentInChildren<Button>(true);
        if (btn == null) btn = go.AddComponent<Button>();   // 没有 Button 就程序补一个（物体自带的 Image 提供射线检测）
        btn.onClick.RemoveAllListeners();                   // 重绑前清掉，避免重复触发
        btn.onClick.AddListener(action);
    }
    //public Vector2 GetBulletStartWorldPos()
    //{
    //    if (tra_BulletStartPosition == null)
    //        return Vector2.zero;

    //    // 如果是 UI RectTransform（UGUI）
    //    RectTransform rect = tra_BulletStartPosition.GetComponent<RectTransform>();
    //    if (rect != null)
    //    {
    //        // 1. UI 本地坐标 → Canvas 坐标
    //        Vector2 canvasPos = CoordinateTransformation.AnchoredPos_ToCanvas(
    //            rect,
    //            UIManager.Instance.uiRoot.GetComponent<Canvas>()
    //        );

    //        // 2. Canvas 坐标 → 世界坐标
    //        return CoordinateTransformation.CanvasToWorld(
    //            canvasPos,
    //            UIManager.Instance.uiRoot.GetComponent<RectTransform>(),
    //            Camera.main
    //        );
    //    }

    //    // 如果不是 UI（比如 3D Transform）
    //    return tra_BulletStartPosition.position;
    //}
    public Vector2 GetBulletStartWorldPos()
    {
        if (tra_BulletStartPosition == null)
            return Vector2.zero;

        // 如果是 UI（UGUI）
        RectTransform rect = tra_BulletStartPosition.GetComponent<RectTransform>();
        if (rect != null)
        {
            Canvas canvas = UIManager.Instance.uiRoot.GetComponent<Canvas>();
            Camera cam = Camera.main;

            // 方式1：通过屏幕坐标直接转世界坐标（推荐）
            Vector3 screenPos = RectTransformUtility.WorldToScreenPoint(
                canvas.renderMode == RenderMode.ScreenSpaceOverlay ? null : canvas.worldCamera,
                rect.position
            );
            // 需要计算 Z 轴距离（物体到相机的距离），这里假设子弹打在 Z=0 平面
            float distance = Mathf.Abs(cam.transform.position.z - 0f);
            Vector3 worldPos = cam.ScreenToWorldPoint(new Vector3(screenPos.x, screenPos.y, distance));
            worldPos.z = 0f;
            return worldPos;
        }

        // 非 UI（3D 物体）
        return tra_BulletStartPosition.position;
    }
    public void SetFrenzy(bool value)
    {
        isFrenzy = value;

        if (!useFrenzyAnim) // 没有狂暴动画 → 用速度加倍
        {
            float speed = isFrenzy ? 2f : 1f;

            if (skeletonAnimation != null)
                skeletonAnimation.timeScale = speed;

            if (new_CurrAnimation != null)
                new_CurrAnimation.speed = speed;

            if (old_CurrAnimation != null)
            {
                foreach (AnimationState state in old_CurrAnimation)
                    state.speed = speed;
            }
        }
        else
        {
            // 有狂暴动画 → 不做速度调整，保持 1 倍速
            if (skeletonAnimation != null)
                skeletonAnimation.timeScale = 1f;

            if (new_CurrAnimation != null)
                new_CurrAnimation.speed = 1f;

            if (old_CurrAnimation != null)
            {
                foreach (AnimationState state in old_CurrAnimation)
                    state.speed = 1f;
            }
        }
    }



    public virtual void ChangeState(TurretState newState)
    {
        if (currState == newState) return;

        currState = newState;
        PlayState(newState);
    }

    /// <summary>
    /// 播放"出现动画"：各 SkeletonGraphic 上配置的 Spine startingAnimation（炮台容器/炮体上配的是 out、trans 等）。
    /// ⭐ Spine 只在 Awake（第一次激活）应用一次 startingAnimation，而 OnEnable 的 PlayState(Idle)
    ///   在动画名为空时会 ClearTrack 把它抹掉，所以切换炮台时补播一次，
    ///   并在播放期间保护它不被 Idle 清掉（见 PlaySkeleton 的空动画名分支）。
    /// </summary>
    public void PlayAppearAnim()
    {
        float hold = 0f;
        foreach (var g in GetComponentsInChildren<SkeletonGraphic>(true))
        {
            if (g == null || string.IsNullOrEmpty(g.startingAnimation) || g.AnimationState == null) continue;

            var track = g.AnimationState.SetAnimation(0, g.startingAnimation, g.startingLoop);
            if (!g.startingLoop && track != null)
                hold = Mathf.Max(hold, track.Animation.Duration);
        }
        _appearAnimHoldUntil = Time.time + hold;
    }

    private void PlayState(TurretState state)
    {
        switch (currTurretType)
        {
            case TurretAnimType.skeletonAnimation:
                PlaySkeleton(state);
                break;

            case TurretAnimType.animation:
                PlayLegacy(state);
                break;

            case TurretAnimType.animator:
                PlayAnimator(state);
                break;
        }
    }

    //private void PlaySkeleton(TurretState state)
    //{
    //    if (skeletonAnimation == null) return;

    //    string anim = state switch
    //    {
    //        TurretState.Idle => idleAnim,
    //        TurretState.Attack => (isFrenzy && useFrenzyAnim) ? frenzyAttackAnim : attackAnim,
    //        TurretState.LaserStart => laserStartAnim,
    //        TurretState.LaserLoop => laserLoopAnim,
    //        TurretState.LaserEnd => laserEndAnim,
    //        _ => idleAnim
    //    };

    //    bool loop = state == TurretState.Attack || state == TurretState.LaserLoop;
    //    skeletonAnimation.AnimationState.SetAnimation(0, anim, loop);

    //    if (state == TurretState.LaserStart)
    //    {
    //        skeletonAnimation.AnimationState.AddAnimation(0, laserLoopAnim, true, 0f);
    //    }
    //}



    //private void PlayLegacy(TurretState state)
    //{
    //    if (old_CurrAnimation == null) return;

    //    string anim = state switch
    //    {
    //        TurretState.Idle => idleAnim,
    //        TurretState.Attack => (isFrenzy && useFrenzyAnim) ? frenzyAttackAnim : attackAnim,
    //        TurretState.LaserStart => laserStartAnim,
    //        TurretState.LaserLoop => laserLoopAnim,
    //        TurretState.LaserEnd => laserEndAnim,
    //        _ => idleAnim
    //    };

    //    old_CurrAnimation.Play(anim);
    //}


    //private void PlayAnimator(TurretState state)
    //{
    //    if (new_CurrAnimation == null) return;

    //    if (state == TurretState.Attack && isFrenzy && useFrenzyAnim)
    //    {
    //        new_CurrAnimation.SetTrigger("FrenzyAttack");
    //    }
    //    else
    //    {
    //        new_CurrAnimation.SetInteger("State", (int)state);
    //    }
    //}
    private void PlaySkeleton(TurretState state)
    {
        if (skeletonAnimation == null) return;

        string anim = state switch
        {
            TurretState.Idle => idleAnim,
            TurretState.Attack => (isFrenzy && useFrenzyAnim) ? frenzyAttackAnim : attackAnim,
            TurretState.LaserStart => laserStartAnim,
            TurretState.LaserLoop => laserLoopAnim,
            TurretState.LaserEnd => laserEndAnim,
            _ => idleAnim
        };

        // 如果动画名为空 → 停止当前动画（暂停），不再播放任何动画
        if (string.IsNullOrEmpty(anim))
        {
            // ⭐ 出现动画播放期间不覆盖：ClearTrack 会把刚播的出现动画抹掉。
            //   典型场景：切炮台后松手，HandleInput 会发一次 ChangeState(Idle)，
            //   而 idleAnim 为空正好走这个分支，出现动画一帧就被清掉。
            if (Time.time < _appearAnimHoldUntil) return;

            skeletonAnimation.AnimationState.ClearTrack(0);
            skeletonAnimation.AnimationState.SetEmptyAnimation(0, 0f);
            return;
        }

        bool loop = state == TurretState.Attack || state == TurretState.LaserLoop;
        skeletonAnimation.AnimationState.SetAnimation(0, anim, loop);

        if (state == TurretState.LaserStart && !string.IsNullOrEmpty(laserLoopAnim))
        {
            skeletonAnimation.AnimationState.AddAnimation(0, laserLoopAnim, true, 0f);
        }
    }

    private void PlayLegacy(TurretState state)
    {
        if (old_CurrAnimation == null) return;

        string anim = state switch
        {
            TurretState.Idle => idleAnim,
            TurretState.Attack => (isFrenzy && useFrenzyAnim) ? frenzyAttackAnim : attackAnim,
            TurretState.LaserStart => laserStartAnim,
            TurretState.LaserLoop => laserLoopAnim,
            TurretState.LaserEnd => laserEndAnim,
            _ => idleAnim
        };

        if (string.IsNullOrEmpty(anim))
        {
            old_CurrAnimation.Stop();
            return;
        }

        old_CurrAnimation.Play(anim);
    }

    private void PlayAnimator(TurretState state)
    {
        if (new_CurrAnimation == null) return;

        // 战神约定（PlayFire/FireIndex/IdleIndex）：控制器带 PlayFire 参数时自动启用
        if (!_warGodAnimChecked) DetectWarGodAnimator();
        if (_warGodAnimMode)
        {
            PlayWarGodAnimator(state);
            return;
        }

        // ---- 旧约定（State 整数 / FrenzyAttack 触发器），保持不变 ----
        // 如果缺少对应动画，暂停 animator（速度为0）或者设置一个空状态
        if (state == TurretState.Attack && isFrenzy && useFrenzyAnim && !string.IsNullOrEmpty(frenzyAttackAnim))
        {
            new_CurrAnimation.SetTrigger("FrenzyAttack");
        }
        else if (!string.IsNullOrEmpty(attackAnim) || state == TurretState.Idle && !string.IsNullOrEmpty(idleAnim))
        {
            new_CurrAnimation.SetInteger("State", (int)state);
        }
        else
        {
            // 没有可用动画时暂停 animator，避免残留动作
            new_CurrAnimation.speed = 0f;
        }
    }

    /// <summary>
    /// 战神 Animator 约定检测：控制器带 PlayFire 参数（14082/14053 等战神状态机）即启用战神模式。
    /// 参数实际类型以运行时 Animator.parameters 为准，不写死（个别控制器 PlayFire 可能是 Trigger）。
    /// 变体索引（fireIndex/idleIndex）检测完一次性写入。
    /// </summary>
    private void DetectWarGodAnimator()
    {
        // 控制器未就绪时不标记，下次 PlayAnimator 再检测
        if (new_CurrAnimation.runtimeAnimatorController == null) return;
        _warGodAnimChecked = true;
        _warGodAnimMode = false;

        foreach (var p in new_CurrAnimation.parameters)
        {
            if (p.name == playFireParam)
            {
                _warGodAnimMode = true;
                _playFireIsTrigger = p.type == AnimatorControllerParameterType.Trigger;
            }
            else if (p.name == fireIndexParam)
            {
                _hasFireIndex = true;
                _fireIndexType = p.type;
            }
            else if (p.name == idleIndexParam)
            {
                _hasIdleIndex = true;
                _idleIndexType = p.type;
            }
        }

        if (!_warGodAnimMode) return;

        // 变体索引一次性写入（Inspector 配置，运行中不变）
        if (_hasFireIndex) SetNumericParam(fireIndexParam, _fireIndexType, fireIndex);
        if (_hasIdleIndex) SetNumericParam(idleIndexParam, _idleIndexType, idleIndex);

        Debug.Log($"[TurretData] 战神Animator模式 #{turretNumber}: PlayFire={(_playFireIsTrigger ? "Trigger" : "Bool")}, " +
                  $"FireIndex={(_hasFireIndex ? fireIndex.ToString() : "无")}, IdleIndex={(_hasIdleIndex ? idleIndex.ToString() : "无")}");
    }

    /// <summary>
    /// 战神状态切换（14082 等状态机结构）：
    /// Idle0 --PlayFire=true--> Fire状态机；Fire0/Fire1 --PlayFire=false--> Exit 回 Idle。
    /// - Bool 型（标准）：Attack 置 true 持续开火，Idle 置 false 停火退出；
    /// - Trigger 型（兜底）：Attack 设触发器，Idle 复位。
    /// LaserStart/LaserLoop 视为开火中，None/LaserEnd 视为待机。
    /// ⭐ FireIndex 动态切换：锁定中(激光开启)=1 走 Fire1(激光动画)；非锁定=0 走 Fire0(正常子弹动画)。
    /// </summary>
    private void PlayWarGodAnimator(TurretState state)
    {
        bool attacking = state == TurretState.Attack
            || state == TurretState.LaserStart
            || state == TurretState.LaserLoop;

        // ⭐ 开火变体：0=正常子弹  1=激光（锁定中）。进 Fire 状态机前先设好值
        if (attacking && _hasFireIndex)
            SetNumericParam(fireIndexParam, _fireIndexType, IsLaserActive() ? 1 : 0);

        if (_playFireIsTrigger)
        {
            if (attacking) new_CurrAnimation.SetTrigger(playFireParam);
            else new_CurrAnimation.ResetTrigger(playFireParam);
        }
        else
        {
            new_CurrAnimation.SetBool(playFireParam, attacking);
        }
    }

    /// <summary>
    /// 激光是否开启：战神锁定中即激光开启（与 SitPosData.UpdateZhanShenLaser 的显示条件一致）。
    /// setPosData 由 SitPosData.LoadZhanShen 注入；远程座位的锁定经 SetLockTarget 同步，同样生效。
    /// </summary>
    private bool IsLaserActive()
    {
        var sit = setPosData;
        return sit != null
            && sit.isLock
            && sit.monCotl_Lock_Position != null
            && sit.monCotl_Lock_Position.gameObject.activeInHierarchy;
    }

    /// <summary>
    /// 锁定状态变化瞬间刷新 FireIndex（0=子弹 Fire0 / 1=激光 Fire1）：
    /// ChangeState 同状态早退不会重跑 PlayWarGodAnimator，边开火边锁定时 FireIndex 会停在旧值，
    /// 动画不切 Fire1、SMB 事件永不触发，特效只能等 laserFXDelay 兜底定时器“直接激活”。
    /// 锁定建立/丢失时调用本方法刷新参数 → Fire0↔Fire1 过渡（FireIndex 条件）立即生效，
    /// 特效显示由此完全交给 Fire1 上的 ZhanShenLaserLoopSMB 动画事件开门。
    /// </summary>
    public void RefreshWarGodFireMode()
    {
        if (!_warGodAnimMode || !_hasFireIndex) return;
        if (currState != TurretState.Attack
            && currState != TurretState.LaserStart
            && currState != TurretState.LaserLoop) return;
        SetNumericParam(fireIndexParam, _fireIndexType, IsLaserActive() ? 1 : 0);
    }

    /// <summary>
    /// 战神激光 loop 动画开始通知（ZhanShenLaserLoopSMB 状态机行为 / 剪辑动画事件殊途同归）：
    /// 通知座位立即显示激光及全部特效（提前结束 laserFXDelay 等待）。
    /// </summary>
    public void NotifyZhanShenLaserLoopAnim()
    {
        setPosData?.NotifyZhanShenLaserLoopAnim();
    }

    /// <summary>
    /// AnimationEvent 接收器：在激光 loop 动画剪辑的第 0 帧配动画事件、函数名填 ZhanShenLaserLoopBegin。
    /// ⭐ 前提：Animator 挂在和本组件同一个物体上（动画事件只发给 Animator 所在物体的脚本）；
    ///    Animator 在子物体上时改用 ZhanShenLaserLoopSMB（Add Behaviour 到 Animator 的 loop 状态）。
    /// </summary>
    public void ZhanShenLaserLoopBegin()
    {
        NotifyZhanShenLaserLoopAnim();
    }

    /// <summary>按参数实际类型写数值（Int/Bool/Float 通吃）</summary>
    private void SetNumericParam(string paramName, AnimatorControllerParameterType type, int value)
    {
        switch (type)
        {
            case AnimatorControllerParameterType.Int:
                new_CurrAnimation.SetInteger(paramName, value);
                break;
            case AnimatorControllerParameterType.Bool:
                new_CurrAnimation.SetBool(paramName, value != 0);
                break;
            case AnimatorControllerParameterType.Float:
                new_CurrAnimation.SetFloat(paramName, value);
                break;
        }
    }

}