tanqiu/assets/scripts/CombatSystem/EnemyController.ts

import { _decorator, Node, Label, Vec3, Prefab, find, UITransform, resources, RigidBody2D, instantiate } from 'cc';
import { sp } from 'cc';
import { ConfigManager, EnemyConfig } from '../Core/ConfigManager';
import { EnemyComponent } from '../CombatSystem/EnemyComponent';
import { EnemyInstance } from './EnemyInstance';
import { BaseSingleton } from '../Core/BaseSingleton';
import { SaveDataManager } from '../LevelSystem/SaveDataManager';
import { LevelConfigManager } from '../LevelSystem/LevelConfigManager';
import EventBus, { GameEvents } from '../Core/EventBus';
import { Wall } from './Wall';
import { BurnEffect } from './BulletEffects/BurnEffect';
const { ccclass, property } = _decorator;


@ccclass('EnemyController')
export class EnemyController extends BaseSingleton {
    // 仅类型声明，实例由 BaseSingleton 维护
    public static _instance: EnemyController;

    // 敌人预制体
    @property({
        type: Prefab,
        tooltip: '拖拽Enemy预制体到这里'
    })
    public enemyPrefab: Prefab = null;

    // 敌人容器节点
    @property({
        type: Node,
        tooltip: '拖拽enemyContainer节点到这里（Canvas/GameLevelUI/enemyContainer）'
    })
    public enemyContainer: Node = null;

    // 金币预制体
    @property({ type: Prefab, tooltip: '金币预制体 CoinDrop' })
    public coinPrefab: Prefab = null;

    // 移除Toast预制体属性，改用事件机制
    // @property({
    //     type: Prefab,
    //     tooltip: 'Toast预制体，用于显示波次提示'
    // })
    // public toastPrefab: Prefab = null;

    // === 生成 & 属性参数（保留需要可在内部自行设定，Inspector 不再显示） ===
    private spawnInterval: number = 3;

    // === 默认数值（当配置文件尚未加载时使用） ===
    private defaultEnemySpeed: number = 50;
    private defaultAttackPower: number = 20; // 对应combat.attackDamage
    private defaultHealth: number = 10; // 对应stats.health

    @property({ type: Node, tooltip: '拖拽 TopFence 节点到这里' })
    public topFenceNode: Node = null;

    @property({ type: Node, tooltip: '拖拽 BottomFence 节点到这里' })
    public bottomFenceNode: Node = null;

    // 关卡配置管理器节点
    @property({
        type: Node,
        tooltip: '拖拽Canvas/LevelConfigManager节点到这里，用于获取LevelConfigManager组件'
    })
    public levelConfigManagerNode: Node = null;

    // 主墙体组件
    private wallComponent: Wall = null;

    // 游戏区域边界 - 改为public，让敌人实例可以访问
    public gameBounds = {
        left: 0,
        right: 0,
        top: 0,
        bottom: 0
    };

    // 活跃的敌人列表
    private activeEnemies: Node[] = [];
    
    // 游戏是否已开始
    private gameStarted: boolean = false;
    
    // 墙体节点
    private wallNodes: Node[] = [];
    
    // 是否正在清理敌人（用于阻止清理时触发游戏胜利判断）
    private isClearing: boolean = false;

    // 配置管理器
    private configManager: ConfigManager = null;
    
    // 关卡配置管理器
    private levelConfigManager: LevelConfigManager = null;
    
    // 当前关卡血量倍率
    private currentHealthMultiplier: number = 1.0;

    @property({
        type: Node,
        tooltip: '敌人数量显示节点 (EnemyNumber)'
    })
    public enemyCountLabelNode: Node = null;

    @property({
        type: Node,
        tooltip: '波数显示Label (WaveNumber)'
    })
    public waveNumberLabelNode: Node = null;
// 当前波次敌人数据
    private totalWaves: number = 1;
    private currentWave: number = 1;
    private currentWaveTotalEnemies: number = 0;
    private currentWaveEnemiesKilled: number = 0;
    private currentWaveEnemiesSpawned: number = 0; // 当前波次已生成的敌人数量
    private currentWaveEnemyConfigs: any[] = []; // 当前波次的敌人配置列表

    // 暂停前保存的敌人状态
    private pausedEnemyStates: Map<Node, {
        velocity: any,
        angularVelocity: number,
        isMoving: boolean,
        attackTimer: number
    }> = new Map();

    /**
     * BaseSingleton 首次实例化回调
     */
    protected init() {
        // 获取配置管理器实例
        this.configManager = ConfigManager.getInstance();
        
        // 获取关卡配置管理器实例
        if (this.levelConfigManagerNode) {
            this.levelConfigManager = this.levelConfigManagerNode.getComponent(LevelConfigManager) || null;
            if (!this.levelConfigManager) {
                // LevelConfigManager节点上未找到LevelConfigManager组件
            }
        } else {
            // levelConfigManagerNode未通过装饰器绑定，请在编辑器中拖拽Canvas/LevelConfigManager节点
            this.levelConfigManager = null;
        }

        // 如果没有指定enemyContainer，尝试找到它
        if (!this.enemyContainer) {
            this.enemyContainer = find('Canvas/GameLevelUI/enemyContainer');
            if (!this.enemyContainer) {
                // 找不到enemyContainer节点，将尝试创建
            }
        }
        
        // 获取游戏区域边界
        this.calculateGameBounds();
        
        // 查找墙体节点和组件
        this.findWallNodes();
        // 直接通过拖拽节点获取 Wall 组件
        if (this.topFenceNode && this.topFenceNode.getComponent(Wall)) {
            this.wallComponent = this.topFenceNode.getComponent(Wall);
        } else if (this.bottomFenceNode && this.bottomFenceNode.getComponent(Wall)) {
            this.wallComponent = this.bottomFenceNode.getComponent(Wall);
        } else {
            // 未找到墙体组件，将无法处理墙体伤害
        }
        
        // 确保enemyContainer节点存在
        this.ensureEnemyContainer();

        // UI节点已通过装饰器拖拽绑定，无需find查找
        if (!this.enemyCountLabelNode) {
            // enemyCountLabelNode 未通过装饰器绑定，请在编辑器中拖拽 Canvas-001/TopArea/EnemyNode/EnemyNumber 节点
        }
        if (!this.waveNumberLabelNode) {
            // waveNumberLabelNode 未通过装饰器绑定，请在编辑器中拖拽 Canvas-001/TopArea/WaveInfo/WaveNumber 节点
        }
        
        // 初始化敌人数量显示
        this.updateEnemyCountLabel();

        // 监听游戏事件
        this.setupEventListeners();
    }

    /**
     * 设置事件监听器
     */
    private setupEventListeners() {
        const eventBus = EventBus.getInstance();
        
        // 监听暂停事件
        eventBus.on(GameEvents.GAME_PAUSE, this.onGamePauseEvent, this);
        
        // 监听恢复事件
        eventBus.on(GameEvents.GAME_RESUME, this.onGameResumeEvent, this);
        
        // 监听游戏成功/失败事件
        eventBus.on(GameEvents.GAME_SUCCESS, this.onGameEndEvent, this);
        eventBus.on(GameEvents.GAME_DEFEAT, this.onGameDefeatEvent, this);
        
        // 监听敌人相关事件
        eventBus.on(GameEvents.ENEMY_UPDATE_COUNT, this.onUpdateEnemyCountEvent, this);
        eventBus.on(GameEvents.ENEMY_START_WAVE, this.onStartWaveEvent, this);
        eventBus.on(GameEvents.ENEMY_START_GAME, this.onStartGameEvent, this);
        eventBus.on(GameEvents.ENEMY_SHOW_START_WAVE_PROMPT, this.onShowStartWavePromptEvent, this);
        
        // 监听子弹发射检查事件
        eventBus.on(GameEvents.BALL_FIRE_BULLET, this.onBallFireBulletEvent, this);
        
        // 监听获取最近敌人事件
        eventBus.on(GameEvents.ENEMY_GET_NEAREST, this.onGetNearestEnemyEvent, this);
        
        // 监听重置敌人控制器事件
        eventBus.on(GameEvents.RESET_ENEMY_CONTROLLER, this.onResetEnemyControllerEvent, this);
        
        // 监听重置相关事件
        eventBus.on(GameEvents.CLEAR_ALL_GAME_OBJECTS, this.onClearAllGameObjectsEvent, this);
        eventBus.on(GameEvents.RESET_ENEMY_CONTROLLER, this.onResetEnemyControllerEvent, this);
        
        // 监听伤害事件
        eventBus.on(GameEvents.APPLY_DAMAGE_TO_ENEMY, this.onApplyDamageToEnemyEvent, this);
    }
    
    /**
     * 获取当前关卡的血量倍率
     */
    private async getCurrentHealthMultiplier(): Promise<number> {
        if (!this.levelConfigManager) {
            return 1.0;
        }
        
        try {
            const saveDataManager = SaveDataManager.getInstance();
            const currentLevel = saveDataManager ? saveDataManager.getCurrentLevel() : 1;
            const levelConfig = await this.levelConfigManager.getLevelConfig(currentLevel);
            
            if (levelConfig && levelConfig.levelSettings && levelConfig.levelSettings.healthMultiplier) {
                return levelConfig.levelSettings.healthMultiplier;
            }
        } catch (error) {
            console.warn('[EnemyController] 获取关卡血量倍率失败:', error);
        }
        
        return 1.0;
    }

    /**
     * 处理游戏暂停事件
     */
    private onGamePauseEvent() {
        console.log('[EnemyController] 接收到游戏暂停事件，暂停所有敌人');
        this.pauseAllEnemies();
        this.pauseSpawning();
    }

    /**
     * 处理游戏恢复事件
     */
    private onGameResumeEvent() {
        console.log('[EnemyController] 接收到游戏恢复事件，恢复所有敌人');
        this.resumeAllEnemies();
        
        // 通过事件检查游戏状态，决定是否恢复敌人生成
        this.resumeSpawning();
    }

    /**
     * 处理游戏结束事件
     */
    private onGameEndEvent() {
        this.stopGame(false); // 停止游戏但不清除敌人
    }
    
    /**
     * 处理游戏失败事件
     */
    private onGameDefeatEvent() {
        this.stopGame(true); // 停止游戏并清除所有敌人
    }
    
    /**
     * 处理清除所有游戏对象事件
     */
    private onClearAllGameObjectsEvent() {
        this.clearAllEnemies(false); // 清除敌人但不触发事件
    }
    
    /**
     * 处理重置敌人控制器事件
     */
    private onResetEnemyControllerEvent() {
        this.resetToInitialState();
    }
    
    /**
     * 处理子弹发射检查事件
     */
    private onBallFireBulletEvent(data: { canFire: (value: boolean) => void }) {
        // 检查是否有活跃敌人
        const hasActiveEnemies = this.hasActiveEnemies();
        data.canFire(hasActiveEnemies);
    }

    /**
     * 处理获取最近敌人事件
     */
    private onGetNearestEnemyEvent(data: { position: Vec3, callback: (enemy: Node | null) => void }) {
        const { position, callback } = data;
        if (callback && typeof callback === 'function') {
            const nearestEnemy = this.getNearestEnemy(position);
            callback(nearestEnemy);
        }
    }

    /**
     * 处理对敌人造成伤害事件
     */
    private onApplyDamageToEnemyEvent(data: { enemyNode: Node, damage: number, isCritical: boolean, source: string }) {
        console.log(`[EnemyController] 接收到伤害事件 - 敌人: ${data.enemyNode.name}, 伤害: ${data.damage}, 暴击: ${data.isCritical}, 来源: ${data.source}`);
        
        if (!data.enemyNode || !data.enemyNode.isValid) {
            console.log(`[EnemyController] 敌人节点无效，跳过伤害处理`);
            return;
        }
        
        // 调用现有的damageEnemy方法
        this.damageEnemy(data.enemyNode, data.damage, data.isCritical);
    }

    /**
     * 暂停所有敌人
     */
    private pauseAllEnemies(): void {
        const activeEnemies = this.getActiveEnemies();
        console.log(`[EnemyController] 暂停 ${activeEnemies.length} 个敌人`);
        
        for (const enemy of activeEnemies) {
            if (!enemy || !enemy.isValid) continue;

            // 保存敌人状态
            const rigidBody = enemy.getComponent(RigidBody2D);
            if (rigidBody) {
                this.pausedEnemyStates.set(enemy, {
                    velocity: rigidBody.linearVelocity.clone(),
                    angularVelocity: rigidBody.angularVelocity,
                    isMoving: true,
                    attackTimer: 0 // 可以扩展保存攻击计时器
                });

                // 停止敌人运动
                rigidBody.linearVelocity.set(0, 0);
                rigidBody.angularVelocity = 0;
                rigidBody.sleep();
            }

            // 暂停EnemyInstance组件
            const enemyInstance = enemy.getComponent('EnemyInstance');
            if (enemyInstance && typeof (enemyInstance as any).pause === 'function') {
                (enemyInstance as any).pause();
            }

            // 暂停敌人AI组件（如果有的话）
            const enemyAI = enemy.getComponent('EnemyAI');
            if (enemyAI && typeof (enemyAI as any).pause === 'function') {
                (enemyAI as any).pause();
            }

            // 暂停敌人动画（如果有的话）
            const animation = enemy.getComponent('Animation');
            if (animation && typeof (animation as any).pause === 'function') {
                (animation as any).pause();
            }
        }
    }

    /**
     * 恢复所有敌人
     */
    private resumeAllEnemies(): void {
        const activeEnemies = this.getActiveEnemies();
        
        for (const enemy of activeEnemies) {
            if (!enemy || !enemy.isValid) continue;

            const savedState = this.pausedEnemyStates.get(enemy);
            if (savedState) {
                const rigidBody = enemy.getComponent(RigidBody2D);
                if (rigidBody) {
                    // 恢复敌人运动
                    rigidBody.wakeUp();
                    rigidBody.linearVelocity = savedState.velocity;
                    rigidBody.angularVelocity = savedState.angularVelocity;
                }
            }

            // 恢复EnemyInstance组件
            const enemyInstance = enemy.getComponent('EnemyInstance');
            if (enemyInstance && typeof (enemyInstance as any).resume === 'function') {
                (enemyInstance as any).resume();
            }

            // 恢复敌人AI组件
            const enemyAI = enemy.getComponent('EnemyAI');
            if (enemyAI && typeof (enemyAI as any).resume === 'function') {
                (enemyAI as any).resume();
            }

            // 恢复敌人动画
            const animation = enemy.getComponent('Animation');
            if (animation && typeof (animation as any).resume === 'function') {
                (animation as any).resume();
            }
        }

        // 清空保存的状态
        this.pausedEnemyStates.clear();
    }

    // 计算游戏区域边界
    private calculateGameBounds() {
        const gameArea = find('Canvas/GameLevelUI/GameArea');
        if (!gameArea) {
            return;
        }

        const uiTransform = gameArea.getComponent(UITransform);
        if (!uiTransform) {
            return;
        }

        const worldPos = gameArea.worldPosition;
        const width = uiTransform.width;
        const height = uiTransform.height;

        this.gameBounds = {
            left: worldPos.x - width / 2,
            right: worldPos.x + width / 2,
            top: worldPos.y + height / 2,
            bottom: worldPos.y - height / 2
        };
    }

    // 查找墙体节点
    private findWallNodes() {
        const gameArea = find('Canvas/GameLevelUI/GameArea');
        if (gameArea) {
            this.wallNodes = [];
            for (let i = 0; i < gameArea.children.length; i++) {
                const child = gameArea.children[i];
                if (child.name.includes('Wall') || child.name.includes('wall') || child.name.includes('墙')) {
                    this.wallNodes.push(child);
                }
            }
        }
    }

    /**
     * 查找墙体组件
     */
    private findWallComponent() {
        // 查找墙体节点上的Wall组件
        for (const wallNode of this.wallNodes) {
            this.wallComponent = wallNode.getComponent(Wall);
            if (this.wallComponent) {
                break;
            }
        }
    
    }

    // 移除 initWallHealthDisplay 和 updateWallHealthDisplay 方法，这些现在由Wall组件处理

    // 确保enemyContainer节点存在
    ensureEnemyContainer() {
        // 如果已经通过拖拽设置了节点，直接使用
        if (this.enemyContainer && this.enemyContainer.isValid) {
            return;
        }
        
        // 尝试查找节点
        this.enemyContainer = find('Canvas/GameLevelUI/enemyContainer');
        if (this.enemyContainer) {
            return;
        }
        
        // 如果找不到，创建新节点
        const gameLevelUI = find('Canvas/GameLevelUI');
        if (!gameLevelUI) {
            console.error('找不到GameLevelUI节点，无法创建enemyContainer');
            return;
        }
        
        this.enemyContainer = new Node('enemyContainer');
        gameLevelUI.addChild(this.enemyContainer);
        if (!this.enemyContainer.getComponent(UITransform)) {
            this.enemyContainer.addComponent(UITransform);
        }
    }

    // 游戏开始
    startGame() {
        // 游戏状态检查现在通过事件系统处理
        
        this.gameStarted = true;
        
        // 确保enemyContainer节点存在
        this.ensureEnemyContainer();
        
        // 确保先取消之前的定时器，避免重复调度
        this.unschedule(this.spawnEnemy);
        
        // 开始生成敌人
        this.schedule(this.spawnEnemy, this.spawnInterval);
    }

    // 游戏结束
    stopGame(clearEnemies: boolean = true) {
        this.gameStarted = false;
        
        // 停止生成敌人
        this.unschedule(this.spawnEnemy);
        
        // 只有在指定时才清除所有敌人
        if (clearEnemies) {
            // 清除敌人，在重置状态时不触发事件，避免错误的游戏成功判定
            this.clearAllEnemies(false);
        }
    }

    // 生成敌人
    async spawnEnemy() {
        if (!this.gameStarted || !this.enemyPrefab) {
            return;
        }
        
        // 游戏状态检查现在通过事件系统处理
        
        // 检查是否已达到当前波次的敌人生成上限
        if (this.currentWaveEnemiesSpawned >= this.currentWaveTotalEnemies) {
            this.unschedule(this.spawnEnemy); // 停止定时生成
            return;
        }
        
        // 随机决定从上方还是下方生成
        const fromTop = Math.random() > 0.5;
        
        // 实例化敌人
        const enemy = instantiate(this.enemyPrefab) as Node;
        enemy.name = 'Enemy'; // 确保敌人节点名称为Enemy
        
        // 添加到场景中
        const enemyContainer = find('Canvas/GameLevelUI/enemyContainer');
        if (!enemyContainer) {
            return;
        }
        
        enemyContainer.addChild(enemy);
        
        // 生成在对应线（Line1 / Line2）上的随机位置
        const lineName = fromTop ? 'Line1' : 'Line2';
        const lineNode = enemyContainer.getChildByName(lineName);

        if (!lineNode) {
            console.warn(`[EnemyController] 未找到 ${lineName} 节点，取消本次敌人生成`);
            enemy.destroy();
            return;
        }

        // 在对应 line 上随机 X 坐标
        const spawnWorldX = this.gameBounds.left + Math.random() * (this.gameBounds.right - this.gameBounds.left);
        const spawnWorldY = lineNode.worldPosition.y;

        const worldPos = new Vec3(spawnWorldX, spawnWorldY, 0);
        const localPos = enemyContainer.getComponent(UITransform).convertToNodeSpaceAR(worldPos);
        enemy.position = localPos;
        
        // === 根据配置设置敌人 ===
        const enemyComp = enemy.addComponent(EnemyInstance);

        // 确保敌人数据库已加载
        await EnemyInstance.loadEnemyDatabase();

        let enemyConfig: EnemyConfig = null;
        let enemyId: string = null;
        
        if (this.configManager && this.configManager.isConfigLoaded()) {
            // 优先使用当前波次配置中的敌人类型
            if (this.currentWaveEnemyConfigs.length > 0) {
                const configIndex = this.currentWaveEnemiesSpawned % this.currentWaveEnemyConfigs.length;
                const enemyTypeConfig = this.currentWaveEnemyConfigs[configIndex];
                const enemyType = enemyTypeConfig.enemyType || enemyTypeConfig;
                
                // enemyType本身就是敌人ID，直接使用
                enemyId = enemyType;
                console.log(`[EnemyController] 使用敌人类型: ${enemyType} 作为敌人ID`);
                
                enemyConfig = this.configManager.getEnemyById(enemyId) || this.configManager.getRandomEnemy();
            } else {
                enemyConfig = this.configManager.getRandomEnemy();
                enemyId = enemyConfig?.id || 'normal_zombie';
            }
        }

        // 获取当前关卡的血量倍率
        const healthMultiplier = await this.getCurrentHealthMultiplier();
        
        if (enemyConfig && enemyId) {
            try {
                const cfgComp = enemy.addComponent(EnemyComponent);
                cfgComp.enemyConfig = enemyConfig;
                cfgComp.spawner = this;
            } catch (error) {
                console.error(`[EnemyController] 添加EnemyComponent失败:`, error);
            }

            // 使用EnemyInstance的新配置系统
            try {
                // 设置敌人配置
                enemyComp.setEnemyConfig(enemyId);
                
                // 应用血量倍率
                const baseHealth = enemyComp.health || this.defaultHealth;
                const finalHealth = Math.round(baseHealth * healthMultiplier);
                enemyComp.health = finalHealth;
                enemyComp.maxHealth = finalHealth;
                
                console.log(`[EnemyController] 敌人 ${enemyId} 配置已应用，血量: ${finalHealth}`);
            } catch (error) {
                console.error(`[EnemyController] 应用敌人配置时出错:`, error);
                // 使用默认值
                const finalHealth = Math.round(this.defaultHealth * healthMultiplier);
                enemyComp.health = finalHealth;
                enemyComp.maxHealth = finalHealth;
                enemyComp.speed = this.defaultEnemySpeed;
                enemyComp.attackPower = this.defaultAttackPower;
            }

            // 加载动画
            this.loadEnemyAnimation(enemy, enemyConfig);
        } else {
            // 使用默认配置
            try {
                enemyComp.setEnemyConfig('normal_zombie'); // 默认敌人类型
                const baseHealth = enemyComp.health || this.defaultHealth;
                const finalHealth = Math.round(baseHealth * healthMultiplier);
                enemyComp.health = finalHealth;
                enemyComp.maxHealth = finalHealth;
            } catch (error) {
                console.error(`[EnemyController] 应用默认敌人配置时出错:`, error);
                // 使用硬编码默认值
                const finalHealth = Math.round(this.defaultHealth * healthMultiplier);
                enemyComp.health = finalHealth;
                enemyComp.maxHealth = finalHealth;
                enemyComp.speed = this.defaultEnemySpeed;
                enemyComp.attackPower = this.defaultAttackPower;
            }
        }

        // 额外的属性设置
        enemyComp.spawnFromTop = fromTop;
        enemyComp.targetFence = find(fromTop ? 'Canvas/GameLevelUI/GameArea/TopFence' : 'Canvas/GameLevelUI/GameArea/BottomFence');

        enemyComp.movingDirection = Math.random() > 0.5 ? 1 : -1;
        enemyComp.targetY = fromTop ? this.gameBounds.top - 50 : this.gameBounds.bottom + 50;
        enemyComp.changeDirectionTime = 0;
        enemyComp.controller = this;
        
        // 更新敌人血量显示
        enemyComp.updateHealthDisplay();
        
        // 添加到活跃敌人列表
        this.activeEnemies.push(enemy);
        
        // 增加已生成敌人计数
        this.currentWaveEnemiesSpawned++;
        // 生成敌人时不更新敌人数量显示，避免重置计数
    }

    // 清除所有敌人
    clearAllEnemies(triggerEvents: boolean = true) {
        // 设置清理标志，阻止清理过程中触发游戏胜利判断
        if (!triggerEvents) {
            this.isClearing = true;
        }
        
        // 如果不触发事件，先暂时禁用 notifyEnemyDead 方法
        const originalNotifyMethod = this.notifyEnemyDead;
        
        if (!triggerEvents) {
            // 临时替换为空函数
            this.notifyEnemyDead = () => {};
        }
        
        for (const enemy of this.activeEnemies) {
            if (enemy && enemy.isValid) {
                enemy.destroy();
            }
        }
        
        // 恢复原来的方法
        if (!triggerEvents) {
            this.notifyEnemyDead = originalNotifyMethod;
        }
        
        this.activeEnemies = [];
        
        // 重置清理标志
        if (!triggerEvents) {
            this.isClearing = false;
        }
        
        // 清除敌人时不更新敌人数量显示，避免重置计数
    }

    // 获取所有活跃的敌人
    getActiveEnemies(): Node[] {
        // 过滤掉已经无效的敌人
        this.activeEnemies = this.activeEnemies.filter(enemy => enemy && enemy.isValid);
        return this.activeEnemies;
    }

    // 获取当前敌人数量
    getCurrentEnemyCount(): number {
        return this.getActiveEnemies().length;
    }

    // 获取最近的敌人节点
    public getNearestEnemy(fromPosition: Vec3): Node | null {
        const enemies = this.getActiveEnemies();
        if (enemies.length === 0) return null;

        let nearestEnemy: Node = null;
        let nearestDistance = Infinity;

        for (const enemy of enemies) {
            const distance = Vec3.distance(fromPosition, enemy.worldPosition);
            if (distance < nearestDistance) {
                nearestDistance = distance;
                nearestEnemy = enemy;
            }
        }

        return nearestEnemy;
    }

    // 检查是否有活跃敌人
    public hasActiveEnemies(): boolean {
        const activeCount = this.getActiveEnemies().length;
        return activeCount > 0;
    }
    
    // 调试方法：检查enemyContainer中的实际敌人节点
    private debugEnemyContainer() {
        const enemyContainer = find('Canvas/GameLevelUI/enemyContainer');
        if (!enemyContainer) {
            return;
        }
        
        let enemyNodeCount = 0;
        enemyContainer.children.forEach((child, index) => {
            if (child.name === 'Enemy' || child.name.includes('Enemy')) {
                enemyNodeCount++;
            }
        });
    }
    
    // 调试方法：强制清理无效敌人引用
    public debugCleanupEnemies() {
        const beforeCount = this.activeEnemies.length;
        this.activeEnemies = this.activeEnemies.filter(enemy => enemy && enemy.isValid);
        const afterCount = this.activeEnemies.length;
        return afterCount;
    }

    // 获取游戏是否已开始状态
    public isGameStarted(): boolean {
        return this.gameStarted;
    }

    // 暂停生成敌人
    public pauseSpawning(): void {
        if (this.gameStarted) {
            this.unschedule(this.spawnEnemy);
        }
    }

    // 恢复生成敌人
    public resumeSpawning(): void {
        // 游戏状态检查现在通过事件系统处理
        
        if (!this.gameStarted) {
            return;
        }
        
        // 检查是否已达到当前波次的敌人生成上限
        if (this.currentWaveEnemiesSpawned >= this.currentWaveTotalEnemies) {
            return;
        }
        
        // 确保先取消之前的定时器，避免重复调度
        this.unschedule(this.spawnEnemy);
        this.schedule(this.spawnEnemy, this.spawnInterval);
    }

    // 敌人受到伤害
    damageEnemy(enemy: Node, damage: number, isCritical: boolean = false) {
        if (!enemy || !enemy.isValid) return;
        
        // 游戏状态检查现在通过事件系统处理
        
        // 获取敌人组件
        const enemyComp = enemy.getComponent(EnemyInstance);
        if (!enemyComp) return;
        
        // 减少敌人血量
        enemyComp.takeDamage(damage, isCritical);
        
        // 检查敌人是否死亡
        if (enemyComp.health <= 0) {
            // 从活跃敌人列表中移除
            const index = this.activeEnemies.indexOf(enemy);
            if (index !== -1) {
                this.activeEnemies.splice(index, 1);
            }
            
            // 清理敌人身上的所有灼烧效果，防止定时器继续运行
            try {
                const burnEffect = enemy.getComponent(BurnEffect);
                if (burnEffect) {
                    console.log(`[EnemyController] 清理敌人身上的灼烧效果`);
                    // 先停止灼烧效果，再移除组件
                    burnEffect.stopBurnEffect();
                    enemy.removeComponent(BurnEffect);
                }
            } catch (error) {
                console.warn(`[EnemyController] 清理灼烧效果时出错:`, error);
            }
            
            // 敌人死亡时不在这里更新数量显示，由GameManager统一管理
            // 延迟销毁敌人，避免在物理碰撞监听器中直接销毁导致的刚体激活错误
            this.scheduleOnce(() => {
                if (enemy && enemy.isValid) {
                    enemy.destroy();
                }
            }, 0);
        }
    }

    // 墙体受到伤害 - 现在委托给Wall组件
    damageWall(damage: number) {
        if (this.wallComponent) {
            this.wallComponent.takeDamage(damage);
        } else {
            console.warn('[EnemyController] 墙体组件未找到，无法处理伤害');
        }
    }

    // 游戏结束
    gameOver() {
        // 停止游戏，但不清除敌人
        this.stopGame(false);
        
        // 通过事件系统触发游戏失败
        const eventBus = EventBus.getInstance();
        eventBus.emit(GameEvents.GAME_DEFEAT);
    }

    update(dt: number) {
        if (!this.gameStarted) return;
        
        // 更新所有敌人
        for (let i = this.activeEnemies.length - 1; i >= 0; i--) {
            const enemy = this.activeEnemies[i];
            if (!enemy || !enemy.isValid) {
                this.activeEnemies.splice(i, 1);
                continue;
            }
            
            // 敌人更新由各自的组件处理
            // 不再需要检查敌人是否到达墙体，因为敌人到达游戏区域后会自动攻击
            // 敌人的攻击逻辑已经在EnemyInstance中处理
        }
    }


    
    public getCurrentWallHealth(): number {
        return this.wallComponent ? this.wallComponent.getCurrentHealth() : 0;
    }
    
    public forceEnemyAttack() {
        const activeEnemies = this.getActiveEnemies();
        
        for (const enemy of activeEnemies) {
            const enemyComp = enemy.getComponent(EnemyInstance);
            if (enemyComp) {
                // 直接调用damageWall方法进行测试
                this.damageWall(enemyComp.attackPower);
            }
        }
    }

    /** 供 EnemyInstance 在 onDestroy 中调用 */
    public notifyEnemyDead(enemyNode?: Node) {
        
        // 如果正在清理敌人，不触发任何游戏事件
        if (this.isClearing) {
            if (enemyNode) {
                const idx = this.activeEnemies.indexOf(enemyNode);
                if (idx !== -1) {
                    this.activeEnemies.splice(idx, 1);
                }
            }
            return;
        }
        
        if (enemyNode) {
            const idx = this.activeEnemies.indexOf(enemyNode);
            if (idx !== -1) {
                this.activeEnemies.splice(idx, 1);
            } else {
                console.log(`[EnemyController] 警告：尝试移除的敌人不在activeEnemies数组中！`);
            }
            // 移除EnemyController内部的击杀计数，统一由GameManager管理
            // this.currentWaveEnemiesKilled++;
            // 敌人死亡通知时不更新数量显示，由GameManager统一管理
        }
        // 直接通过事件总线发送ENEMY_KILLED事件，避免通过GamePause的双重调用
        const eventBus = EventBus.getInstance();
        eventBus.emit('ENEMY_KILLED');
    }

    /**
     * 加载敌人骨骼动画
     */
    private loadEnemyAnimation(enemyNode: Node, enemyConfig: EnemyConfig) {
        console.log(`[EnemyController] 开始加载敌人动画，敌人ID: ${enemyConfig?.id}, 敌人名称: ${enemyConfig?.name}`);
        
        if (!enemyConfig || !enemyConfig.visualConfig) {
            console.warn('[EnemyController] 敌人配置或视觉配置缺失，使用默认动画');
            return;
        }

        let spinePath: string | undefined = enemyConfig.visualConfig?.spritePath;
        console.log(`[EnemyController] 敌人 ${enemyConfig.id} 的spritePath: ${spinePath}`);
        
        if (!spinePath) {
            console.warn('[EnemyController] 敌人精灵路径缺失');
            return;
        }

        if (spinePath.startsWith('@EnemyAni')) {
            spinePath = spinePath.replace('@EnemyAni', 'Animation/EnemyAni');
        }
        if (spinePath.startsWith('@')) {
            spinePath = spinePath.substring(1);
        }

        // 对于Animation/EnemyAni路径，需要添加子目录和文件名
        // 例如：Animation/EnemyAni/007 -> Animation/EnemyAni/007/007
        if (spinePath.startsWith('Animation/EnemyAni/')) {
            const parts = spinePath.split('/');
            if (parts.length === 3) {
                const animId = parts[2];
                spinePath = `${spinePath}/${animId}`;
            }
        }
        
        console.log(`[EnemyController] 最终加载路径: ${spinePath}`);

        resources.load(spinePath, sp.SkeletonData, (err, skeletonData) => {
            if (err) {
                console.warn(`加载敌人Spine动画失败: ${spinePath}`, err);
                return;
            }

            let skeleton = enemyNode.getComponent(sp.Skeleton);
            if (!skeleton) {
                skeleton = enemyNode.addComponent(sp.Skeleton);
            }
            skeleton.skeletonData = skeletonData;

            const anims = enemyConfig.visualConfig.animations;
            const walkName = anims?.walk ?? 'walk';
            const idleName = anims?.idle ?? 'idle';


            if (skeleton.findAnimation(walkName)) {
                skeleton.setAnimation(0, walkName, true);
            } else if (skeleton.findAnimation(idleName)) {
                skeleton.setAnimation(0, idleName, true);
            } else {
                console.warn(`[EnemyController] 未找到合适的动画，walk: ${walkName}, idle: ${idleName}`);
            }
        });
    }

    // 更新敌人数量显示
    public updateEnemyCountLabel(killedCount?: number) {
        if (!this.enemyCountLabelNode) {
            console.warn('[EnemyController] enemyCountLabelNode 未找到，无法更新敌人数量显示');
            return;
        }
        const label = this.enemyCountLabelNode.getComponent(Label);
        if (label) {
            // 计算剩余敌人数量：总数 - 击杀数量
            let remaining: number;
            if (killedCount !== undefined) {
                // 使用传入的击杀数量计算剩余数量
                remaining = Math.max(0, this.currentWaveTotalEnemies - killedCount);
            } else {
                // 如果没有传入击杀数量，则显示当前波次总敌人数（初始状态）
                remaining = this.currentWaveTotalEnemies;
            }
            label.string = remaining.toString();
        } else {
            console.warn('[EnemyController] enemyCountLabelNode 上未找到 Label 组件');
        }
    }

    public startWave(waveNum: number, totalWaves: number, totalEnemies: number, waveEnemyConfigs?: any[]) {
        this.currentWave = waveNum;
        this.totalWaves = totalWaves;
        this.currentWaveTotalEnemies = totalEnemies;
        this.currentWaveEnemiesSpawned = 0; // 重置已生成敌人计数器
        this.currentWaveEnemyConfigs = waveEnemyConfigs || []; // 存储当前波次的敌人配置
        // 移除EnemyController内部的击杀计数重置，统一由GameManager管理
        // this.currentWaveEnemiesKilled = 0;
        
        // 修复问题1：根据波次配置设置生成间隔
        if (this.currentWaveEnemyConfigs.length > 0) {
            // 使用第一个敌人配置的spawnInterval，如果有多个配置可以取平均值或最小值
            const firstEnemyConfig = this.currentWaveEnemyConfigs[0];
            if (firstEnemyConfig && typeof firstEnemyConfig.spawnInterval === 'number') {
                this.spawnInterval = firstEnemyConfig.spawnInterval;
                console.log(`[EnemyController] 设置生成间隔为: ${this.spawnInterval}`);
            }
        }
        
        console.log(`[EnemyController] 开始波次 ${waveNum}/${totalWaves}，需要生成 ${totalEnemies} 个敌人`);
        console.log(`[EnemyController] 波次敌人配置:`, this.currentWaveEnemyConfigs);
        console.log(`[EnemyController] 当前生成间隔: ${this.spawnInterval}`);
        
        this.updateWaveLabel();
        this.updateEnemyCountLabel();
        // 移除startWaveUI的隐藏，因为现在使用Toast预制体
        // if (this.startWaveUI) this.startWaveUI.active = false;
    }

    private updateWaveLabel() {
        if (!this.waveNumberLabelNode) {
            console.warn('[EnemyController] waveNumberLabelNode 未找到，无法更新波次标签');
            return;
        }
        const label = this.waveNumberLabelNode.getComponent(Label);
        if (label) {
            const newText = `${this.currentWave}/${this.totalWaves}`;
            label.string = newText;
        } else {
            console.warn('[EnemyController] waveNumberLabelNode 上未找到 Label 组件');
        }
    }

    /** 显示每波开始提示，随后开启敌人生成 */
    public showStartWavePromptUI(duration: number = 2) {
        // 通过事件系统检查游戏是否已经结束
        let gameOver = false;
        EventBus.getInstance().emit(GameEvents.GAME_CHECK_OVER, (isOver: boolean) => {
            gameOver = isOver;
        });
        
        if (gameOver) {
            return;
        }
        
        // 使用事件机制显示Toast
        const toastText = `第${this.currentWave}波敌人来袭！`;
        EventBus.getInstance().emit(GameEvents.SHOW_TOAST, {
            message: toastText,
            duration: duration
        });

        // 暂停生成（确保未重复）
        this.pauseSpawning();
        
        if (duration > 0) {
            this.scheduleOnce(() => {
                // 再次通过事件系统检查游戏是否已经结束
                let gameOverCheck = false;
                EventBus.getInstance().emit(GameEvents.GAME_CHECK_OVER, (isOver: boolean) => {
                    gameOverCheck = isOver;
                });
                
                if (gameOverCheck) {
                    return;
                }
                
                // 真正开始/恢复生成敌人
                this.startGame();
            }, duration);
        } else {
            // 立即开始游戏
            this.startGame();
        }
    }

    /**
     * 重置到初始状态
     * 用于游戏重新开始时重置所有敌人相关状态
     */
    public resetToInitialState(): void {
        // 停止游戏并清理所有敌人
        this.stopGame(true);
        
        // 重置波次信息
        this.currentWave = 1;
        this.totalWaves = 1;
        this.currentWaveTotalEnemies = 0;
        this.currentWaveEnemiesKilled = 0;
        this.currentWaveEnemiesSpawned = 0;
        this.currentWaveEnemyConfigs = [];
        
        // 重置血量倍率
        this.currentHealthMultiplier = 1.0;
        
        // 清空暂停状态
        this.pausedEnemyStates.clear();
        
        // 重置UI显示
        this.updateEnemyCountLabel();
        this.updateWaveLabel();
    }

    /**
     * 处理更新敌人计数事件
     */
    private onUpdateEnemyCountEvent(killedCount: number) {
        this.updateEnemyCountLabel(killedCount);
    }





    /**
     * 处理启动波次事件
     */
    private onStartWaveEvent(data: { wave: number; totalWaves: number; enemyCount: number; waveEnemyConfigs: any[] }) {
        this.startWave(data.wave, data.totalWaves, data.enemyCount, data.waveEnemyConfigs);
    }

    /**
     * 处理启动游戏事件
     */
    private onStartGameEvent() {
        this.startGame();
    }

    /**
     * 处理显示波次提示事件
     */
    private onShowStartWavePromptEvent() {
        this.showStartWavePromptUI();
    }

    onDestroy() {
        // 清理事件监听
        const eventBus = EventBus.getInstance();
        eventBus.off(GameEvents.GAME_PAUSE, this.onGamePauseEvent, this);
        eventBus.off(GameEvents.GAME_RESUME, this.onGameResumeEvent, this);
        eventBus.off(GameEvents.GAME_SUCCESS, this.onGameEndEvent, this);
        eventBus.off(GameEvents.GAME_DEFEAT, this.onGameEndEvent, this);
        eventBus.off(GameEvents.CLEAR_ALL_GAME_OBJECTS, this.onClearAllGameObjectsEvent, this);
        eventBus.off(GameEvents.RESET_ENEMY_CONTROLLER, this.onResetEnemyControllerEvent, this);
        
        // 清理新增的事件监听
        eventBus.off(GameEvents.ENEMY_UPDATE_COUNT, this.onUpdateEnemyCountEvent, this);


        eventBus.off(GameEvents.ENEMY_START_WAVE, this.onStartWaveEvent, this);
        eventBus.off(GameEvents.ENEMY_START_GAME, this.onStartGameEvent, this);
        eventBus.off(GameEvents.ENEMY_SHOW_START_WAVE_PROMPT, this.onShowStartWavePromptEvent, this);
        
        // 清空状态
        this.pausedEnemyStates.clear();
    }
}