tanqiu/assets/scripts/CombatSystem/EnemyInstance.ts

import { _decorator, Component, Node, ProgressBar, Label, Vec3, find, UITransform, Collider2D, Contact2DType, IPhysics2DContact, instantiate, resources, Prefab, JsonAsset, RigidBody2D, ERigidBody2DType, BoxCollider2D, CircleCollider2D } from 'cc';
import { BundleLoader } from '../Core/BundleLoader';
import { sp } from 'cc';
import { DamageNumberAni } from '../Animations/DamageNumberAni';
import { HPBarAnimation } from '../Animations/HPBarAnimation';
import { EnemyComponent } from './EnemyComponent';
import { EnemyAudio } from '../AudioManager/EnemyAudios';
const { ccclass, property } = _decorator;

// 前向声明EnemyController接口，避免循环引用
interface EnemyControllerType {
    gameBounds: {
        left: number;
        right: number;
        top: number;
        bottom: number;
    };
    damageWall: (damage: number) => void;
    getComponent: (componentType: any) => any;
}

// 敌人状态枚举
enum EnemyState {
    DRIFTING, // 漂移中（从生成位置移动到线上）
    MOVING,   // 移动中
    ATTACKING, // 攻击中
    DEAD      // 死亡
}

// 单个敌人实例的组件
@ccclass('EnemyInstance')
export class EnemyInstance extends Component {
    // 敌人属性（从配置文件读取）
    public health: number = 0;
    public maxHealth: number = 0;
    public speed: number = 0;
    public attackPower: number = 0;
    
    // 敌人配置ID
    public enemyId: string = '';
    
    // 敌人配置数据
    private enemyConfig: any = null;
    
    // 敌人配置数据库
    private static enemyDatabase: any = null;
    
    // === 新增属性 ===
    /** 是否从上方生成 */
    public spawnFromTop: boolean = true;
    /** 目标 Fence 节点（TopFence / BottomFence） */
    public targetFence: Node | null = null;
    /** 目标位置（墙体上的随机点） */
    public targetPosition: Vec3 | null = null;
    /** 漂移目标位置（线上的位置） */
    public driftTargetPosition: Vec3 | null = null;
    
    // 移动相关属性
    public movingDirection: number = 1; // 1: 向右, -1: 向左
    public targetY: number = 0; // 目标Y位置
    public changeDirectionTime: number = 0; // 下次改变方向的时间
    
    // 摆动移动相关属性
    private swayTime: number = 0; // 摆动时间累计
    private basePosition: Vec3 = new Vec3(); // 基础位置（摆动的中心点）
    private swayOffset: Vec3 = new Vec3(); // 当前摆动偏移
    
    // 攻击属性
    public attackInterval: number = 0; // 攻击间隔（秒），从配置文件读取
    private attackTimer: number = 0;
    
    // 对控制器的引用
    public controller: EnemyControllerType = null;
    
    // 敌人当前状态
    private state: EnemyState = EnemyState.DRIFTING;
    
    // 游戏区域中心
    private gameAreaCenter: Vec3 = new Vec3();
    
    // 碰撞的墙体
    private collidedWall: Node = null;

    // 骨骼动画组件
    private skeleton: sp.Skeleton | null = null;
    
    // 血条动画组件
    private hpBarAnimation: HPBarAnimation | null = null;
    
    // 暂停状态标记
    private isPaused: boolean = false;


    start() {
        // 初始化敌人
        this.initializeEnemy();
    }
    
    // 静态方法：加载敌人配置数据库
    public static async loadEnemyDatabase(): Promise<void> {
        if (EnemyInstance.enemyDatabase) return;
        
        try {
            const bundleLoader = BundleLoader.getInstance();
            const enemyData = await bundleLoader.loadDataJson('enemies');
            
            if (!enemyData) {
                throw new Error('敌人配置文件内容为空');
            }
            
            // JsonAsset对象，需要访问.json属性获取实际数据
            EnemyInstance.enemyDatabase = enemyData.json;
        } catch (error) {
            console.error('[EnemyInstance] 加载敌人配置失败:', error);
            throw error;
        }
    }
    
    // 设置敌人配置
    public setEnemyConfig(enemyId: string): void {
        this.enemyId = enemyId;
        
        if (!EnemyInstance.enemyDatabase) {
            console.error('[EnemyInstance] 敌人配置数据库未加载');
            return;
        }
        
        // 从数据库中查找敌人配置
        // 修复：enemies.json是直接的数组结构，不需要.enemies包装
        const enemies = EnemyInstance.enemyDatabase;
        this.enemyConfig = enemies.find((enemy: any) => enemy.id === enemyId);
        
        if (!this.enemyConfig) {
            console.error(`[EnemyInstance] 未找到敌人配置: ${enemyId}`);
            return;
        }
        
        // 应用配置到敌人属性
        this.applyEnemyConfig();
    }
    
    // 应用敌人配置到属性
    private applyEnemyConfig(): void {
        if (!this.enemyConfig) return;
        
        // 从stats节点读取基础属性
        const stats = this.enemyConfig.stats || {};
        this.health = stats.health || 30;
        this.maxHealth = stats.maxHealth || this.health;
        
        // 从movement节点读取移动速度
        const movement = this.enemyConfig.movement || {};
        this.speed = movement.speed || 50;
        
        // 从combat节点读取攻击力
        const combat = this.enemyConfig.combat || {};
        this.attackPower = combat.attackDamage || 10;
        
        // 设置攻击间隔
        this.attackInterval = combat.attackCooldown || 2.0;
        
    }
    
    // 获取敌人配置信息
    public getEnemyConfig(): any {
        return this.enemyConfig;
    }
    
    // 获取敌人名称
    public getEnemyName(): string {
        return this.enemyConfig?.name || '未知敌人';
    }
    
    // 获取敌人类型
    public getEnemyType(): string {
        return this.enemyConfig?.type || 'basic';
    }
    
    // 获取敌人稀有度
    public getEnemyRarity(): string {
        return this.enemyConfig?.rarity || 'common';
    }
    
    // 获取金币奖励
    public getGoldReward(): number {
        return this.enemyConfig?.goldReward || 1;
    }
    
    // 获取掉落金币数量
    public getDropCoins(): number {
        const stats = this.enemyConfig?.stats || {};
        return stats.dropCoins || 1;
    }
    
    // 初始化敌人
    private initializeEnemy() {
        // 确保血量正确设置
        if (this.maxHealth > 0) {
            this.health = this.maxHealth;
        }
        
        this.state = EnemyState.DRIFTING; // 从漂移状态开始
        // 只有在攻击间隔未设置时才使用默认值
        if (this.attackInterval <= 0) {
            this.attackInterval = 2.0; // 默认攻击间隔
        }
        this.attackTimer = 0;
        
        // 初始化血条动画组件
        this.initializeHPBarAnimation();
        
        // 初始化骨骼动画组件 - 从EnemySprite子节点获取
        const enemySprite = this.node.getChildByName('EnemySprite');
        if (enemySprite) {
            this.skeleton = enemySprite.getComponent(sp.Skeleton);
        } else {
            console.error('[EnemyInstance] 未找到EnemySprite子节点，无法获取骨骼动画组件');
        }
        this.playWalkAnimation();
        
        // 计算游戏区域中心
        this.calculateGameAreaCenter();
        
        // 初始化碰撞检测
        this.setupCollider();
    }
    
    // 设置碰撞器
    setupCollider() {
        // 从EnemySprite子节点获取碰撞器组件
        const enemySprite = this.node.getChildByName('EnemySprite');
        if (!enemySprite) {
            console.error('[EnemyInstance] 未找到EnemySprite子节点，无法设置碰撞器组件');
            return;
        }
        
        // 检查EnemySprite节点是否有碰撞器
        let collider = enemySprite.getComponent(Collider2D);
        if (!collider) {
            console.warn(`[EnemyInstance] 敌人节点 ${this.node.name} 的EnemySprite子节点没有碰撞器组件`);
            return;
        }
        
        // 确保有RigidBody2D组件，这对于碰撞检测是必需的
        let rigidBody = enemySprite.getComponent(RigidBody2D);
        if (!rigidBody) {
            console.log(`[EnemyInstance] 为敌人EnemySprite节点添加RigidBody2D组件`);
            rigidBody = enemySprite.addComponent(RigidBody2D);
        }
        
        // 设置刚体属性
        if (rigidBody) {
            rigidBody.type = ERigidBody2DType.Dynamic; // 动态刚体
            rigidBody.enabledContactListener = true; // 启用碰撞监听
            rigidBody.gravityScale = 0; // 不受重力影响
            rigidBody.linearDamping = 0; // 无线性阻尼
            rigidBody.angularDamping = 0; // 无角阻尼
            rigidBody.allowSleep = false; // 不允许休眠
            rigidBody.fixedRotation = true; // 固定旋转
        }
        
        // 根据ContentSize自适应碰撞体大小
        this.adaptColliderToContentSize(collider);
        
        // 设置碰撞事件监听
        collider.on(Contact2DType.BEGIN_CONTACT, this.onBeginContact, this);
        
        console.log(`[EnemyInstance] 敌人 ${this.node.name} 碰撞器设置完成，碰撞器启用: ${collider.enabled}, 刚体启用: ${rigidBody?.enabled}`);
    }
    
    /**
     * 根据ContentSize自适应碰撞体大小
     */
    private adaptColliderToContentSize(collider: Collider2D): void {
        // 从EnemySprite子节点获取UITransform组件
        const enemySprite = this.node.getChildByName('EnemySprite');
        if (!enemySprite) {
            console.error('[EnemyInstance] 未找到EnemySprite子节点，无法获取UITransform组件');
            return;
        }
        
        const uiTransform = enemySprite.getComponent(UITransform);
        if (!uiTransform) {
            console.warn(`[EnemyInstance] EnemySprite节点没有UITransform组件，无法自适应碰撞体大小`);
            return;
        }
        
        // 尝试获取骨骼动画组件来获取更准确的尺寸
        const skeleton = enemySprite.getComponent(sp.Skeleton);
        let actualWidth = uiTransform.contentSize.width;
        let actualHeight = uiTransform.contentSize.height;
        
        if (skeleton && skeleton.skeletonData) {
            // 如果有骨骼动画，尝试从骨骼数据获取尺寸信息
            try {
                // 使用骨骼数据的默认尺寸，或者根据动画缩放计算
                const skeletonData = skeleton.skeletonData;
                if (skeletonData) {
                    // 获取骨骼的缩放比例
                    const scaleX = Math.abs(skeleton.node.scale.x);
                    const scaleY = Math.abs(skeleton.node.scale.y);
                    
                    // 使用合理的默认尺寸并应用缩放
                    actualWidth = Math.max(60 * scaleX, uiTransform.contentSize.width * 0.8);
                    actualHeight = Math.max(80 * scaleY, uiTransform.contentSize.height * 0.8);
                    
                    console.log(`[EnemyInstance] 使用骨骼动画尺寸 (scale: ${scaleX.toFixed(2)}, ${scaleY.toFixed(2)}): ${actualWidth.toFixed(2)} x ${actualHeight.toFixed(2)}`);
                } else {
                    // 如果无法获取骨骼数据，使用默认尺寸
                    actualWidth = Math.max(60, uiTransform.contentSize.width * 0.8);
                    actualHeight = Math.max(80, uiTransform.contentSize.height * 0.8);
                    console.log(`[EnemyInstance] 使用默认骨骼尺寸: ${actualWidth.toFixed(2)} x ${actualHeight.toFixed(2)}`);
                }
            } catch (error) {
                console.warn(`[EnemyInstance] 获取骨骼信息失败，使用默认尺寸:`, error);
                actualWidth = Math.max(60, uiTransform.contentSize.width * 0.8);
                actualHeight = Math.max(80, uiTransform.contentSize.height * 0.8);
            }
        }
        
        console.log(`[EnemyInstance] 敌人 ${this.node.name} 实际尺寸: ${actualWidth.toFixed(2)} x ${actualHeight.toFixed(2)}`);
        
        // 根据碰撞器类型设置大小
        if (collider instanceof BoxCollider2D) {
            // 方形碰撞器：使用实际尺寸，稍微缩小以避免过于敏感的碰撞
            const boxCollider = collider as BoxCollider2D;
            boxCollider.size.width = actualWidth * 0.9; // 缩小10%
            boxCollider.size.height = actualHeight * 0.9; // 缩小10%
            
            // 调整偏移量，使碰撞器居中对齐到EnemySprite
            const anchorPoint = uiTransform.anchorPoint;
            // 对于骨骼动画，通常锚点在底部中心(0.5, 0)，需要向上偏移
            boxCollider.offset.x = 0; // X轴居中
            boxCollider.offset.y = actualHeight * (0.5 - anchorPoint.y) * 0.9; // Y轴根据锚点调整，并匹配缩放后的尺寸
            
            console.log(`[EnemyInstance] BoxCollider2D 已自适应: size(${boxCollider.size.width.toFixed(2)}, ${boxCollider.size.height.toFixed(2)}), offset(${boxCollider.offset.x.toFixed(2)}, ${boxCollider.offset.y.toFixed(2)}), anchor(${anchorPoint.x.toFixed(2)}, ${anchorPoint.y.toFixed(2)})`);
        } else if (collider instanceof CircleCollider2D) {
            // 圆形碰撞器：使用实际尺寸的较小值作为直径，稍微缩小
            const circleCollider = collider as CircleCollider2D;
            const radius = Math.min(actualWidth, actualHeight) / 2 * 0.9; // 缩小10%
            circleCollider.radius = radius;
            
            // 调整偏移量，使碰撞器居中对齐到EnemySprite
            const anchorPoint = uiTransform.anchorPoint;
            // 对于骨骼动画，通常锚点在底部中心(0.5, 0)，需要向上偏移
            circleCollider.offset.x = 0; // X轴居中
            circleCollider.offset.y = actualHeight * (0.5 - anchorPoint.y) * 0.9; // Y轴根据锚点调整，并匹配缩放后的尺寸
            
            console.log(`[EnemyInstance] CircleCollider2D 已自适应: radius(${radius.toFixed(2)}), offset(${circleCollider.offset.x.toFixed(2)}, ${circleCollider.offset.y.toFixed(2)}), anchor(${anchorPoint.x.toFixed(2)}, ${anchorPoint.y.toFixed(2)})`);
        } else {
            console.warn(`[EnemyInstance] 不支持的碰撞器类型: ${collider.constructor.name}`);
        }
    }
    
    // 碰撞开始事件
    onBeginContact(selfCollider: Collider2D, otherCollider: Collider2D, contact: IPhysics2DContact | null) {
        const nodeName = otherCollider.node.name;
        
        // 如果碰到墙体，停止移动并开始攻击
        if (nodeName.includes('Wall') || nodeName.includes('wall') || nodeName.includes('Fence') || nodeName.includes('Jiguang')) {
            this.state = EnemyState.ATTACKING;
            this.attackTimer = 0; // 立即开始攻击
            
            // 切换攻击动画
            this.playAttackAnimation();
        }
    }
    
    // 获取节点路径
    getNodePath(node: Node): string {
        let path = node.name;
        let current = node;
        
        while (current.parent) {
            current = current.parent;
            path = current.name + '/' + path;
        }
        
        return path;
    }

    // 计算游戏区域中心
    private calculateGameAreaCenter() {
        const gameArea = find('Canvas/GameLevelUI/GameArea');
        if (gameArea) {
            this.gameAreaCenter = gameArea.worldPosition;
        }
    }

    /**
     * 初始化血条动画组件
     */
    private initializeHPBarAnimation() {
        const hpBar = this.node.getChildByName('HPBar');
        if (hpBar) {
            // 查找红色和黄色血条节点
            const redBarNode = hpBar.getChildByName('RedBar');
            const yellowBarNode = hpBar.getChildByName('YellowBar');
            
            if (redBarNode && yellowBarNode) {
                // 添加血条动画组件
                this.hpBarAnimation = this.node.addComponent(HPBarAnimation);
                if (this.hpBarAnimation) {
                    // 正确设置红色和黄色血条节点引用
                    this.hpBarAnimation.redBarNode = redBarNode;
                    this.hpBarAnimation.yellowBarNode = yellowBarNode;
                    this.hpBarAnimation.hpBarRootNode = hpBar; // 设置HPBar根节点
                    console.log(`[EnemyInstance] 血条动画组件已初始化`);
                }
            } else {
                console.warn(`[EnemyInstance] HPBar下未找到RedBar或YellowBar节点，RedBar: ${!!redBarNode}, YellowBar: ${!!yellowBarNode}`);
            }
        } else {
            console.warn(`[EnemyInstance] 未找到HPBar节点，无法初始化血条动画`);
        }
    }
    
    // 更新血量显示
    updateHealthDisplay(showBar: boolean = false) {
        // 确保血量值在有效范围内
        this.health = Math.max(0, Math.min(this.maxHealth, this.health));
        
        const healthProgress = this.maxHealth > 0 ? this.health / this.maxHealth : 0;
        
        console.log(`[EnemyInstance] 更新血量显示: ${this.health}/${this.maxHealth} (${(healthProgress * 100).toFixed(1)}%)`);
        
        // 使用血条动画组件更新血条
        if (this.hpBarAnimation) {
            this.hpBarAnimation.updateProgress(healthProgress, showBar);
        } else {
            // 备用方案：直接更新血条
            const hpBar = this.node.getChildByName('HPBar');
            if (hpBar) {
                const progressBar = hpBar.getComponent(ProgressBar);
                if (progressBar) {
                    progressBar.progress = healthProgress;
                }
                // 根据showBar参数控制血条显示
                hpBar.active = showBar;
            }
        }
        
        // 更新血量数字
        const hpLabel = this.node.getChildByName('HPLabel');
        if (hpLabel) {
            const label = hpLabel.getComponent(Label);
            if (label) {
                // 显示整数血量值
                label.string = Math.ceil(this.health).toString();
            }
        }
    }

    // 受到伤害
    takeDamage(damage: number, isCritical: boolean = false) {
        // 如果已经死亡，不再处理伤害
        if (this.state === EnemyState.DEAD) {
            return;
        }
        
        // 确保伤害值为正数
        if (damage <= 0) {
            console.warn(`[EnemyInstance] 无效的伤害值: ${damage}`);
            return;
        }
        
        // 应用防御力减少伤害
        const enemyComponent = this.getComponent(EnemyComponent);
        const defense = enemyComponent ? enemyComponent.getDefense() : 0;
        let finalDamage = Math.max(1, damage - defense); // 至少造成1点伤害
        
        // 检查格挡
        if (enemyComponent && enemyComponent.canBlock() && this.tryBlock()) {
            finalDamage *= (1 - enemyComponent.getBlockDamageReduction());
            this.showBlockEffect();
        }
        
        // 计算新的血量，确保不会低于0
        const oldHealth = this.health;
        const newHealth = Math.max(0, this.health - finalDamage);
        const actualHealthLoss = oldHealth - newHealth; // 实际血量损失
        this.health = newHealth;
        
        // 检查是否触发狂暴
        this.checkRageTrigger();
        
        // 日志显示武器的真实伤害值，而不是血量差值
        console.log(`[EnemyInstance] 敌人受到伤害: ${damage} (武器伤害), 防御后伤害: ${finalDamage}, 实际血量损失: ${actualHealthLoss}, 剩余血量: ${this.health}/${this.maxHealth}`);
        
        // 受击音效已移除
        
        // 显示伤害数字动画（在敌人头顶）- 显示防御后的实际伤害
        // 优先使用EnemyController节点上的DamageNumberAni组件实例
        if (this.controller) {
            const damageAni = this.controller.getComponent(DamageNumberAni);
            if (damageAni) {
                damageAni.showDamageNumber(finalDamage, this.node.worldPosition, isCritical);
            } else {
                // 如果没有找到组件实例，使用静态方法作为备用
                DamageNumberAni.showDamageNumber(finalDamage, this.node.worldPosition, isCritical);
            }
        } else {
            // 如果没有controller引用，使用静态方法
            DamageNumberAni.showDamageNumber(finalDamage, this.node.worldPosition, isCritical);
        }
        
        // 更新血量显示和动画，受伤时显示血条
        this.updateHealthDisplay(true);
        
        // 如果血量低于等于0，销毁敌人
        if (this.health <= 0) {
            console.log(`[EnemyInstance] 敌人死亡，开始销毁流程`);
            this.state = EnemyState.DEAD;
            this.spawnCoin();
            // 进入死亡流程，禁用碰撞避免重复命中
            const enemySprite = this.node.getChildByName('EnemySprite');
            if (enemySprite) {
                const col = enemySprite.getComponent(Collider2D);
                if (col) col.enabled = false;
            }
            this.playDeathAnimationAndDestroy();
        }
    }

    onDestroy() {
        console.log(`[EnemyInstance] onDestroy 被调用，准备通知控制器`);
        // 通知控制器 & GameManager
        if (this.controller && typeof (this.controller as any).notifyEnemyDead === 'function') {
            // 检查控制器是否处于清理状态，避免在清理过程中触发游戏事件
            const isClearing = (this.controller as any).isClearing;
            if (isClearing) {
                console.log(`[EnemyInstance] 控制器处于清理状态，跳过死亡通知`);
                return;
            }
            console.log(`[EnemyInstance] 调用 notifyEnemyDead`);
            (this.controller as any).notifyEnemyDead(this.node);
        } else {
            console.warn(`[EnemyInstance] 无法调用 notifyEnemyDead: controller=${!!this.controller}`);
        }
    }

    update(deltaTime: number) {
        // 如果敌人被暂停，则不执行任何更新逻辑
        if (this.isPaused) {
            return;
        }
        
        if (this.state === EnemyState.DRIFTING) {
            this.updateDrifting(deltaTime);
        } else if (this.state === EnemyState.MOVING) {
            this.updateMovement(deltaTime);
        } else if (this.state === EnemyState.ATTACKING) {
            this.updateAttack(deltaTime);
        }

        // 不再每帧播放攻击动画，避免日志刷屏
    }
    
    // 更新漂移逻辑（从生成位置移动到线上）
    private updateDrifting(deltaTime: number) {
        if (!this.driftTargetPosition) {
            // 如果没有漂移目标位置，直接切换到移动状态
            this.state = EnemyState.MOVING;
            return;
        }
        
        const currentWorldPos = this.node.worldPosition.clone();
        const targetWorldPos = this.driftTargetPosition.clone();
        
        const dir = targetWorldPos.subtract(currentWorldPos);
        const distanceToTarget = dir.length();
        
        // 如果距离目标很近，切换到移动状态
        const stopDistance = 10; // 停止距离
        if (distanceToTarget <= stopDistance) {
            this.state = EnemyState.MOVING;
            return;
        }
        
        if (distanceToTarget === 0) return;
        dir.normalize();
        
        // 使用较快的速度进行漂移
        const driftSpeed = this.speed * 5; // 漂移速度比正常移动快
        const moveDistance = driftSpeed * deltaTime;
        const newWorldPos = currentWorldPos.add(dir.multiplyScalar(moveDistance));
        // 直接设置世界坐标
        this.node.setWorldPosition(newWorldPos);
    }

    // 更新移动逻辑
    private updateMovement(deltaTime: number) {
        // 继续移动到目标墙体
        this.moveTowardsTarget(deltaTime);
    }

    // 移动到目标位置
    private moveTowardsTarget(deltaTime: number) {
        // 使用世界坐标进行移动计算，确保不受父节点坐标系影响
        const currentWorldPos = this.node.worldPosition.clone();

        // 目标世界坐标：使用预设的目标位置，而不是墙体中心
        let targetWorldPos: Vec3;
        if (this.targetPosition) {
            targetWorldPos = this.targetPosition.clone();
        } else if (this.targetFence && this.targetFence.isValid) {
            // 如果没有预设目标位置，则使用墙体中心作为备用
            targetWorldPos = this.targetFence.worldPosition.clone();
        } else {
            targetWorldPos = this.gameAreaCenter.clone();
        }

        const dir = targetWorldPos.subtract(currentWorldPos);
        const distanceToTarget = dir.length();
        
        // 如果距离目标很近，停止移动并切换到攻击状态
        const stopDistance = 30; // 停止距离，可以根据需要调整
        if (distanceToTarget <= stopDistance) {
            this.state = EnemyState.ATTACKING;
            this.attackTimer = 0; // 立即开始攻击
            this.playAttackAnimation();
            return;
        }
        
        if (distanceToTarget === 0) return;
        dir.normalize();

        // 获取当前速度（考虑狂暴加成）
        const enemyComponent = this.getComponent(EnemyComponent);
        const currentSpeed = enemyComponent ? enemyComponent.getCurrentSpeed() : this.speed;
        
        const moveDistance = currentSpeed * deltaTime;
        let newWorldPos = currentWorldPos.add(dir.multiplyScalar(moveDistance));

        // 应用摆动效果
        if (enemyComponent) {
            const swayAmplitude = enemyComponent.getSwingAmplitude();
            const swayFrequency = enemyComponent.getSwingFrequency();
            
            if (swayAmplitude > 0 && swayFrequency > 0) {
                this.swayTime += deltaTime;
                
                // 计算垂直于移动方向的摆动偏移
                const swayOffset = Math.sin(this.swayTime * swayFrequency * 2 * Math.PI) * swayAmplitude;
                
                // 计算垂直于移动方向的向量
                const perpDir = new Vec3(-dir.y, dir.x, 0);
                const swayVector = perpDir.multiplyScalar(swayOffset);
                
                newWorldPos = newWorldPos.add(swayVector);
            }
        }

        // 直接设置世界坐标
        this.node.setWorldPosition(newWorldPos);
    }

    // 更新攻击逻辑
    private updateAttack(deltaTime: number) {
        this.attackTimer -= deltaTime;
        
        if (this.attackTimer <= 0) {
            // 执行攻击
            this.performAttack();
            
            // 重置攻击计时器
            this.attackTimer = this.attackInterval;
        }
    }

    // 执行攻击
    private performAttack() {
        if (!this.controller) {
            return;
        }
        
        const enemyComponent = this.getComponent(EnemyComponent);
        const attackType = enemyComponent ? enemyComponent.getAttackType() : 'melee';
        
        // 播放攻击音效
        EnemyAudio.playAttackSound(this.enemyConfig);
        
        // 根据攻击类型执行不同的攻击逻辑
        if (attackType === 'ranged' || attackType === 'projectile') {
            this.performRangedAttack();
        } else {
            // 近战攻击：播放攻击动画，动画结束后造成伤害
            this.playAttackAnimationWithDamage();
        }
    }

    // 执行远程攻击（投掷）
    private performRangedAttack() {
        const enemyComponent = this.getComponent(EnemyComponent);
        if (!enemyComponent) return;
        
        const projectileType = enemyComponent.getProjectileType();
        const projectileSpeed = enemyComponent.getProjectileSpeed();
        
        console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 发射投掷物: ${projectileType}, 速度: ${projectileSpeed}`);
        
        // TODO: 实际创建和发射投掷物的逻辑
        // 这里需要根据项目的投掷物系统来实现
        // 例如：创建投掷物预制体，设置速度和方向，添加碰撞检测等
        
        // 暂时直接造成伤害作为占位符
        this.scheduleOnce(() => {
            this.dealDamageToWall();
        }, 1.0); // 1秒后造成伤害，模拟投掷物飞行时间
    }

    // 播放行走动画
    private playWalkAnimation() {
        if (!this.skeleton) return;
        const enemyComp = this.getComponent('EnemyComponent') as any;
        const anims = enemyComp?.getAnimations ? enemyComp.getAnimations() : {};
        const walkName = anims.walk ?? 'walk';
        const idleName = anims.idle ?? 'idle';

        if (this.skeleton.findAnimation(walkName)) {
            this.skeleton.setAnimation(0, walkName, true);
            // 行走音效已移除
        } else if (this.skeleton.findAnimation(idleName)) {
            this.skeleton.setAnimation(0, idleName, true);
        }
    }

    // 播放攻击动画
    private playAttackAnimation() {
        if (!this.skeleton) return;
        const enemyComp2 = this.getComponent('EnemyComponent') as any;
        const anims2 = enemyComp2?.getAnimations ? enemyComp2.getAnimations() : {};
        const attackName = anims2.attack ?? 'attack';

        // 移除频繁打印

        if (this.skeleton.findAnimation(attackName)) {
            this.skeleton.setAnimation(0, attackName, true);
        }
    }

    // 播放攻击动画并在动画结束时造成伤害
    private playAttackAnimationWithDamage() {
        if (!this.skeleton) {
            // 如果没有骨骼动画，直接造成伤害
            this.dealDamageToWall();
            return;
        }
        
        const enemyComp = this.getComponent('EnemyComponent') as any;
        const anims = enemyComp?.getAnimations ? enemyComp.getAnimations() : {};
        const attackName = anims.attack ?? 'attack';

        const animation = this.skeleton.findAnimation(attackName);
        if (animation) {
            // 播放攻击动画（不循环）
            this.skeleton.setAnimation(0, attackName, false);
            
            // 获取动画时长并在动画结束时造成伤害
            const animationDuration = animation.duration;
            console.log(`[EnemyInstance] 攻击动画时长: ${animationDuration}秒`);
            
            // 使用定时器在动画结束时造成伤害
            this.scheduleOnce(() => {
                this.dealDamageToWall();
                // 动画完成后切换回行走动画
                this.playWalkAnimation();
            }, animationDuration);
        } else {
            // 如果找不到攻击动画，直接造成伤害
            this.dealDamageToWall();
        }
    }

    // 对墙体造成伤害
    private dealDamageToWall() {
        if (this.controller) {
            // 获取当前攻击力（考虑狂暴加成）
            const enemyComponent = this.getComponent(EnemyComponent);
            const currentAttackPower = enemyComponent ? enemyComponent.getCurrentAttackPower() : this.attackPower;
            
            this.controller.damageWall(currentAttackPower);
        }
    }

    private playDeathAnimationAndDestroy() {
        console.log(`[EnemyInstance] 开始播放死亡动画并销毁`);
        
        // 播放死亡音效
        EnemyAudio.playDeathSound(this.enemyConfig);
        
        if (this.skeleton) {
            const enemyComp = this.getComponent('EnemyComponent') as any;
            const anims = enemyComp?.getAnimations ? enemyComp.getAnimations() : {};
            const deathName = anims.dead ?? 'dead';

            if (this.skeleton.findAnimation(deathName)) {
                this.skeleton.setAnimation(0, deathName, false);
                // 销毁节点在动画完毕后
                this.skeleton.setCompleteListener(() => {
                    this.node.destroy();
                });
                return;
            }
        }
        this.node.destroy();
    }

    private spawnCoin() {
        const ctrl = this.controller as any;              // EnemyController
        if (!ctrl?.coinPrefab) return;

        // 获取配置中的掉落金币数量
        const dropCoinsCount = this.getDropCoins();
        console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 掉落 ${dropCoinsCount} 个金币`);
        
        // 根据配置掉落相应数量的金币
        for (let i = 0; i < dropCoinsCount; i++) {
            const coin = instantiate(ctrl.coinPrefab);
            find('Canvas')!.addChild(coin);          // 放到 UI 层
            
            const pos = new Vec3();
            this.node.getWorldPosition(pos);         // 取死亡敌人的世界坐标
            
            // 如果掉落多个金币，添加一些随机偏移避免重叠
            if (dropCoinsCount > 1) {
                const offsetX = (Math.random() - 0.5) * 40; // 随机X偏移 -20到20
                const offsetY = (Math.random() - 0.5) * 40; // 随机Y偏移 -20到20
                pos.x += offsetX;
                pos.y += offsetY;
            }
            
            coin.worldPosition = pos;                // 金币就在敌人身上出现
        }
    }
    
    /**
     * 暂停敌人
     */
    public pause(): void {
        this.isPaused = true;
        console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 已暂停`);
    }
    
    /**
     * 恢复敌人
     */
    public resume(): void {
        this.isPaused = false;
        console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 已恢复`);
    }
    
    /**
     * 检查是否暂停
     */
    public isPausedState(): boolean {
        return this.isPaused;
    }
    
    /**
     * 获取敌人当前状态
     */
    public getState(): EnemyState {
        return this.state;
    }
    
    /**
     * 检查敌人是否处于漂移状态
     */
    public isDrifting(): boolean {
        return this.state === EnemyState.DRIFTING;
    }
    
    /**
     * 重置血条状态（满血并隐藏）
     */
    public resetHealthBar(): void {
        if (this.hpBarAnimation) {
            this.hpBarAnimation.resetToFullAndHide();
        } else {
            // 备用方案：直接隐藏血条
            const hpBar = this.node.getChildByName('HPBar');
            if (hpBar) {
                hpBar.active = false;
                const progressBar = hpBar.getComponent(ProgressBar);
                if (progressBar) {
                    progressBar.progress = 1.0;
                }
            }
        }
    }
    
    /**
     * 尝试格挡攻击
     */
    private tryBlock(): boolean {
        const enemyComponent = this.getComponent(EnemyComponent);
        if (!enemyComponent) return false;
        
        const blockChance = enemyComponent.getBlockChance();
        return Math.random() < blockChance;
    }
    
    /**
     * 显示格挡效果
     */
    private showBlockEffect(): void {
        console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 格挡了攻击`);
        // TODO: 添加格挡视觉效果
    }
    
    /**
     * 检查是否触发狂暴状态
     */
    private checkRageTrigger(): void {
        const enemyComponent = this.getComponent(EnemyComponent);
        if (!enemyComponent) return;
        
        const healthPercent = this.health / this.maxHealth;
        const rageTriggerThreshold = enemyComponent.getRageTriggerThreshold();
        
        if (healthPercent <= rageTriggerThreshold && !enemyComponent.isInRage()) {
            enemyComponent.triggerRage();
            console.log(`[EnemyInstance] 敌人 ${this.getEnemyName()} 进入狂暴状态`);
        }
    }
}