814 lines
39 KiB
C#
814 lines
39 KiB
C#
using UnityEngine;
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using Animancer;
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using BaseGames.AI;
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using BaseGames.Combat;
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using BaseGames.Core.Events;
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using BaseGames.Core.Pool;
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using BaseGames.Enemies.States;
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using BaseGames.Enemies.Abilities;
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namespace BaseGames.Enemies
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{
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/// <summary>
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/// 敌人基类（架构 07_EnemyModule §1）。
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/// 实现 IDamageable，为 Behavior Designer 任务提供统一虚方法接口。
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/// 包含：BD 接口、受击、死亡流程。
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/// ⚠️ _nav 字段类型为 IPathAgent（在 BaseGames.Enemies.Navigation 中实现具体类）。
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/// 实现 IPoolable：配合 PooledObject 支持对象池复用，避免频繁 Destroy/Instantiate。
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/// </summary>
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public class EnemyBase : MonoBehaviour, IDamageable, IPoolable
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{
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[Header("标识")]
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[SerializeField] private string _enemyId; // 任务系统 / Boss 进程追踪用，如 "Enemy_SpiderGuard"
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public string EnemyId => _enemyId;
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/// <summary>死亡时触发（ChallengeRoomManager 波次结算用）。</summary>
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public event System.Action OnDied;
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/// <summary>
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/// 对象池取出并完成 <see cref="OnSpawn"/> 重置后触发。
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/// 配置型出生行为组件（如 EnemyAbilityTrigger）订阅此事件，实现零代码出生触发。
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/// </summary>
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public event System.Action Spawned;
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[Header("配置 SO")]
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[SerializeField] protected EnemyStatsSO _statsSO;
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[SerializeField] protected EnemyAnimationConfigSO _animConfig;
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[Header("子组件（Prefab Inspector 绑定）")]
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[SerializeField] protected EnemyStats _stats;
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[SerializeField] protected EnemyMovement _movement;
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[SerializeField] protected EnemyCombat _combat;
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[SerializeField] protected AnimancerComponent _animancer;
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[SerializeField] protected EnemyFeedback _feedback;
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[SerializeField] protected HurtBox _hurtBox;
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[Header("区域（可选）")]
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[Tooltip("地图固定巡逻/追击区域；配置后 BD_ChasePlayer 以区域边界替代 MaxChaseDistance，BD_ReturnToHome 归位至区域中心。留空则沿用出生点 + MaxChaseDistance 旧逻辑。")]
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[SerializeField] private EnemyPatrolZone _patrolZone;
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[Header("事件频道")]
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[SerializeField] private BaseGames.Core.Events.StringEventChannelSO _onEnemyDied;
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/// <summary>
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/// 玩家生成事件频道（由 PlayerController.Start() 广播）。
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/// 配置后替代 FindWithTag，避免 N 个敌人同帧全场景标签扫描。
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/// </summary>
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[SerializeField] private BaseGames.Core.Events.TransformEventChannelSO _onPlayerSpawned;
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// ── 导航代理（IPathAgent；由 EnemyNavAgent 实现）───────────────────
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// 通过接口引用，避免对 Navigation 程序集的直接依赖。
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// 由子类 / Inspector 注入，或者运行时 GetComponent<IPathAgent>() 获取。
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protected IPathAgent _nav;
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// 移动执行器（IEnemyLocomotion；由 EnemyLocomotion 在 Navigation 程序集实现，运行时发现）
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protected IEnemyLocomotion _locomotion;
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// 霸体来源（由 EnemyPoiseComponent.Awake() 自动注入，TakeDamage 时读取）
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private IPoiseSource _poiseSource;
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protected readonly CompositeDisposable _subs = new();
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// 碰撞体缓存：Awake 时收集一次，避免 Die()/OnSpawn() 中频繁 GetComponentsInChildren 分配
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private Collider2D[] _colliders;
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// ── 对象池支持 ─────────────────────────────────────────────────────
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/// <summary>
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/// 本 GameObject 上的 PooledObject 组件（可选）。
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/// Prefab 挂有此组件时，Die() 使用归还池取代 Destroy，实现对象池复用。
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/// </summary>
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private PooledObject _pooledObject;
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// ── 配置型行为模块（零代码）─────────────────────────────────────────
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// 可选挂载的通用行为组件，替代过去的每敌人专属子类。Awake 时收集一次。
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private Behaviors.IEnemyDeathSequence _deathSequence;
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private readonly System.Collections.Generic.List<Behaviors.IEnemySpawnEventHandler> _spawnHandlers
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= new System.Collections.Generic.List<Behaviors.IEnemySpawnEventHandler>(2);
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// 死亡前摇演出进行中：纳入 IsInvincible，并阻止重复触发 Die。
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private bool _deathSequenceActive;
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// ── 状态 ──────────────────────────────────────────────────────────
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private EnemyStateType _currentState;
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public EnemyStateType CurrentState => _currentState;
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// ── 导航语义（归位 / 搜查）────────────────────────────────────────────
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/// <summary>Awake/Start 时记录的初始世界坐标，供 BD_ReturnToHome 归位使用。</summary>
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public Vector2 HomePosition { get; private set; }
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/// <summary>
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/// 玩家最后一次可见的世界坐标。
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/// 由 BD_ChasePlayer 在持有视线时每帧更新；视线丢失后保留最后记录值供 BD_InvestigateLastKnown 使用。
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/// </summary>
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public Vector2 LastKnownPlayerPosition { get; set; }
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/// <summary>
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/// 地图固定巡逻/追击区域（可选）。
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/// 配置后 BD_ChasePlayer 以区域边界为追击上限；BD_ReturnToHome 归位至区域中心。
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/// 未配置时退回旧逻辑（HomePosition + MaxChaseDistance）。
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/// </summary>
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public EnemyPatrolZone PatrolZone => _patrolZone;
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#if UNITY_EDITOR
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[Header("── 运行时调试（仅 Editor）──")]
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[SerializeField] private EnemyStateType _dbg_CurrentState;
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[SerializeField] private bool _dbg_HasPlayer;
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[SerializeField] private Vector2 _dbg_LastKnownPos;
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#endif
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// POCO 状态对象字典：枚举保持对外 API 不变。
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// 子类可在 Awake() 重写条目注入自定义状态对象。
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protected readonly System.Collections.Generic.Dictionary<EnemyStateType, IEnemyState> _stateObjs
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= new System.Collections.Generic.Dictionary<EnemyStateType, IEnemyState>();
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// ── IDamageable ───────────────────────────────────────────────────
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public bool IsAlive => _currentState != EnemyStateType.Dead;
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public virtual bool IsInvincible => _currentState == EnemyStateType.Dead || _deathSequenceActive;
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public int Defense => _stats != null ? _stats.Defense : 0;
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public void TakeDamage(DamageInfo info)
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{
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if (IsInvincible) return;
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_stats?.TakeDamage(info.FinalDamage);
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_feedback?.OnHit(info);
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if (_stats != null && _stats.CurrentHP <= 0)
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{
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Die();
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return;
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}
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// ── 持续伤害（DoT）：只扣血与受击反馈，不打断/不重置硬直状态 ──
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// 否则燃烧/中毒每个 Tick 都会把敌人重新打入 Hurt 并 InterruptAll，形成硬直锁。
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if (info.Flags.HasFlag(DamageFlags.IsDoT))
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{
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OnDamageTaken(info);
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return;
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}
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// ── 受击分级（KnockUp > Stagger > Hurt）──────────────────────
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PoiseLevel curPoise = _poiseSource?.GetCurrentPoiseLevel() ?? PoiseLevel.None;
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bool causesStagger = info.Flags.HasFlag(DamageFlags.ForceBreak)
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|| (int)info.Break > (int)curPoise;
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// KnockUp 判断：携带 Launch 标志，且（无阈值限制 或 伤害超过阈值）
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bool causesKnockUp = false;
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if (causesStagger && info.Flags.HasFlag(DamageFlags.Launch) && _statsSO != null)
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{
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int threshold = _statsSO.HitTiers.launchThreshold;
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causesKnockUp = (threshold <= 0) || (info.FinalDamage >= threshold);
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}
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EnemyStateType nextState;
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InterruptReason reason;
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if (causesKnockUp)
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{
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// 存储来袭方向供 EnemyKnockUpState 使用
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_pendingLaunchDir = info.KnockbackDirection;
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nextState = EnemyStateType.KnockUp;
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reason = InterruptReason.KnockUp;
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}
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else if (causesStagger)
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{
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nextState = EnemyStateType.Stagger;
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reason = InterruptReason.Stagger;
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}
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else
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{
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nextState = EnemyStateType.Hurt;
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reason = InterruptReason.Hurt;
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}
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ForceState(nextState);
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_abilities.InterruptAll(reason);
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OnDamageTaken(info);
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}
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/// <summary>
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/// 受击后钩子（已确认未死亡时调用）。子类可重写以触发额外逻辑（如资源积累）。
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/// </summary>
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protected virtual void OnDamageTaken(DamageInfo info) { }
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/// <summary>
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/// 击飞来袭方向（由 TakeDamage 写入，供 EnemyKnockUpState.Enter() 读取）。
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/// </summary>
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internal Vector2 PendingLaunchDir => _pendingLaunchDir;
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private Vector2 _pendingLaunchDir;
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/// <summary>
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/// 协程兜底：在无对应 Animancer 动画时按时长自动恢复到 Controlled 状态。
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/// 仅在 AnimConfig 对应 Clip 为 null 时由状态类调用。
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/// </summary>
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public void ScheduleStateRecovery(EnemyStateType fromState, float delay)
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{
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StartCoroutine(StateRecoveryRoutine(fromState, delay));
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}
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private System.Collections.IEnumerator StateRecoveryRoutine(EnemyStateType fromState, float delay)
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{
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yield return new WaitForSeconds(delay);
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if (_currentState == fromState)
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ForceState(EnemyStateType.Controlled);
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}
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// BD 任务访问接口（公共只读属性）────────────────────────────────
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public IPathAgent Nav => _nav;
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// 惰性发现兜底：关域重载后 Awake 设的实例字段可能残留为 null（编辑器快速迭代），
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// 首次访问时按需补发现，保证编辑器与构建下都不为空。
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public IEnemyLocomotion Locomotion => _locomotion ?? (_locomotion = GetComponentInChildren<IEnemyLocomotion>(true));
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public EnemyMovement Movement => _movement;
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public EnemyStats Stats => _stats;
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/// <summary>敌人配置 SO，供 BD Task / 状态对象读取配置数据（如 knockUpDuration）。</summary>
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public EnemyStatsSO StatsSO => _statsSO;
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public AnimancerComponent Animancer => _animancer;
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public EnemyAnimationConfigSO AnimConfig => _animConfig;
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/// <summary>能力注册表（架构 §8.3）。Awake 时自动收集所有 EnemyAbilityBase 组件。</summary>
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public EnemyAbilityRegistry Abilities => _abilities;
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private readonly EnemyAbilityRegistry _abilities = new EnemyAbilityRegistry();
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/// <summary>攻击选择器（从已注册能力里筛出 category==Attack 的候选，Awake 时构建）。</summary>
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public Abilities.EnemyAttackSelector AttackSelector => _attackSelector;
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private Abilities.EnemyAttackSelector _attackSelector;
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/// <summary>由 _onPlayerSpawned 事件缓存的玩家 Transform，供 BD 任务读取。</summary>
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public Transform PlayerTransform => _playerTransform;
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/// <summary>感知 Hub；供 BD 任务及 QuotaManager 暂停/恢复感知使用。</summary>
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public Perception.IPerceptionSystem SensorHub => _sensorHub;
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private Perception.IPerceptionSystem _sensorHub;
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/// <summary>威胁评估器（可选）：为原始 LOS 结果叠加反应延迟，使感知更自然。</summary>
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public Perception.EnemyThreatAssessor ThreatAssessor => _threatAssessor;
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private Perception.EnemyThreatAssessor _threatAssessor;
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/// <summary>状态效果管理器（冻结、灼烧、睡眠等）。</summary>
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public StatusEffects.EnemyStatusEffectManager StatusEffects => _statusEffects;
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private StatusEffects.EnemyStatusEffectManager _statusEffects;
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/// <summary>决策层组件（BrainGraph）。供 EnemyQuotaManager 做活跃数量 LOD 裁剪等使用。</summary>
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public EnemyAiBrain Brain => _brain;
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private EnemyAiBrain _brain;
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/// <summary>是否处于交战(追击/攻击)中——供群体警戒判断"已交战不降级"。由 Chase 能力置位。</summary>
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public bool IsEngaged { get; private set; }
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public void SetEngaged(bool engaged) => IsEngaged = engaged;
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// ── BD 行为树接口（虚方法）────────────────────────────────────────
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public virtual void MoveTo(Vector2 target)
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=> _nav?.RequestMoveTo(target);
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public virtual void MoveInDirection(float dir)
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{
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if (_movement == null) return;
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_movement.PendingInput.MoveDir = dir;
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_movement.PendingInput.WantStop = false; // 移动意图覆盖停止脉冲
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}
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public virtual void MoveInDirectionWithSpeed(float dir, float speed)
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{
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if (_movement == null) return;
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_movement.PendingInput.MoveDir = dir;
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_movement.PendingInput.MoveSpeed = speed;
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_movement.PendingInput.WantStop = false; // 移动意图覆盖停止脉冲
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}
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public virtual void StopMovement()
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{
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_nav?.StopNavigation();
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if (_movement != null) _movement.PendingInput.WantStop = true;
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}
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/// <summary>施加状态效果（需要 EnemyStatusEffectManager 组件）。同类型效果自动刷新。</summary>
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public void ApplyStatusEffect(StatusEffects.IStatusEffect effect)
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=> _statusEffects?.Apply(effect);
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/// <summary>移除指定类型的状态效果（若存在）。</summary>
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public void RemoveStatusEffect(StatusEffects.StatusEffectType type)
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=> _statusEffects?.Remove(type);
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/// <summary>查询指定类型状态效果是否激活。</summary>
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public bool HasStatusEffect(StatusEffects.StatusEffectType type)
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=> _statusEffects != null && _statusEffects.HasEffect(type);
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public virtual void BeginAttack(AttackType type)
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{
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_combat?.StartAttack(type);
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_stats?.ResetAttackCooldown();
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}
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public virtual bool CanAttack()
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=> _stats != null && _stats.AttackCooldownTimer <= 0f;
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public virtual bool IsPlayerInRange(float range)
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=> _stats != null && _stats.SqrDistanceToPlayer <= range * range;
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/// <summary>视线检测结果（由 PhysicsPerceptionSystem 的 LOS / Sight slot 提供）。</summary>
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public bool HasLineOfSight =>
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_sensorHub != null &&
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(_sensorHub.HasAnyDetection(Perception.SensorSlotNames.LOS) ||
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_sensorHub.HasAnyDetection(Perception.SensorSlotNames.Sight));
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public virtual bool IsPlayerVisible()
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=> _threatAssessor != null ? _threatAssessor.IsThreatDetected : HasLineOfSight;
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/// <summary>追逐感知：玩家是否在"追逐触发圆"(aggro 槽)内 → 触发追击。感知系统只回答"在不在"，状态转换归 AI。</summary>
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public bool InChaseZone()
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=> _sensorHub != null && _playerTransform != null &&
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_sensorHub.IsDetecting(Perception.SensorSlotNames.Aggro, _playerTransform.gameObject);
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/// <summary>
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/// 视野感知：玩家是否在视野(los/sight 槽)内。用于警觉升级与追击维持；
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/// 无视野槽时回退用追逐感知(aggro)。感知系统只回答"在不在"，状态转换归 AI。
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/// </summary>
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public bool InVisionZone()
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{
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if (_sensorHub == null || _playerTransform == null) return false;
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bool hasVisionSlot = _sensorHub.HasSlot(Perception.SensorSlotNames.LOS)
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|| _sensorHub.HasSlot(Perception.SensorSlotNames.Sight);
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if (!hasVisionSlot) return InChaseZone(); // 缺省回退到追逐感知
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var go = _playerTransform.gameObject;
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return _sensorHub.IsDetecting(Perception.SensorSlotNames.LOS, go)
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|| _sensorHub.IsDetecting(Perception.SensorSlotNames.Sight, go);
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}
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public virtual void FacePlayer()
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{
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if (_movement == null || _playerTransform == null) return;
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_movement.PendingInput.WantFace = true;
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_movement.PendingInput.FaceTargetPos = _playerTransform.position;
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_movement.PendingInput.FaceDir = 0;
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}
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/// <summary>朝向世界坐标点（通过输入信号，下一 FixedUpdate 消费）。</summary>
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public void FaceTarget(Vector2 worldPos)
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{
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if (_movement == null) return;
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_movement.PendingInput.WantFace = true;
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_movement.PendingInput.FaceTargetPos = worldPos;
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_movement.PendingInput.FaceDir = 0;
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}
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/// <summary>直接指定朝向方向（+1 右 / -1 左，通过输入信号）。</summary>
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public void FaceDirection(int dir)
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{
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if (_movement == null) return;
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_movement.PendingInput.WantFace = true;
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_movement.PendingInput.FaceDir = dir;
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}
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/// <summary>
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/// 搜查"环顾"子步骤：停止移动，播放原地环顾动画。
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/// 由搜查行为触发；动画细节由角色自己决定，外部无需感知 AnimConfig。
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/// </summary>
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public void BeginLookAround()
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{
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StopMovement();
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if (_animancer != null && _animConfig != null)
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{
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var clip = _animConfig.Investigate ?? _animConfig.Idle;
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if (clip != null) _animancer.Play(clip);
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}
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}
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public virtual void Knockback(DamageInfo info)
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{
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if (info.Flags.HasFlag(DamageFlags.NoKnockback)) return;
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_movement?.ApplyKnockback(info.KnockbackDirection, info.KnockbackForce);
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// 统一路径：击退必须经过状态机，确保能力被中断且动画一致。
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ForceState(EnemyStateType.Hurt);
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_abilities.InterruptAll(InterruptReason.Hurt);
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}
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public virtual void JumpTo(Vector2 target)
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=> _movement?.JumpToTarget(target);
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/// <summary>
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/// 调整决策 Tick 频率（非警觉=降频，警觉=高频）。
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/// 由外部（警戒/状态效果）调用（架构 07_EnemyModule §13.5）。
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/// </summary>
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public virtual void SetAggroTickRate(bool isAggro)
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{
|
||
// LOD tick 速率控制迁移到后续 AiScheduler 阶段
|
||
}
|
||
|
||
// ── 弹反（Parry）响应 ──────────────────────────────────────────────
|
||
private bool _wasParried;
|
||
private float _parryTimestamp;
|
||
// BD 树因阶段切换/死亡未能消费弹反事件时，超过此时长自动过期
|
||
private const float ParryEventTTL = 2f;
|
||
|
||
/// <summary>
|
||
/// 消费弹反事件标志（读取并清除）。
|
||
/// BD_OnParried Conditional Task 在每次 Tick 时调用此方法。
|
||
/// 若 BD 树因阶段切换或死亡未能及时消费，超过 TTL 后自动过期返回 false。
|
||
/// </summary>
|
||
public bool ConsumeParryEvent()
|
||
{
|
||
if (!_wasParried) return false;
|
||
if (Time.time - _parryTimestamp > ParryEventTTL)
|
||
{
|
||
_wasParried = false;
|
||
return false;
|
||
}
|
||
_wasParried = false;
|
||
return true;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 被弹反时调用：强制进入 Stagger 状态并在 <paramref name="staggerDuration"/> 秒后恢复。
|
||
/// 由近战攻击碰到玩家弹反框时触发（例如 BossParryDetector 或通用 ParryDetector）。
|
||
/// </summary>
|
||
public virtual void ReceiveParry(float staggerDuration = 0.5f)
|
||
{
|
||
if (!IsAlive) return;
|
||
_wasParried = true;
|
||
_parryTimestamp = Time.time;
|
||
ForceState(EnemyStateType.Stagger);
|
||
_abilities.InterruptAll(InterruptReason.Stagger);
|
||
ScheduleStateRecovery(EnemyStateType.Stagger, staggerDuration);
|
||
}
|
||
|
||
// 动画锁：一次性招式动画(如追击 Skill_Start/Skill_End)播放期间，禁止步态动画覆盖它。
|
||
private float _animLockUntil;
|
||
/// <summary>是否处于一次性招式动画锁定中（步态不应覆盖）。</summary>
|
||
public bool IsAnimLocked => Time.time < _animLockUntil;
|
||
/// <summary>锁定动画 <paramref name="duration"/> 秒，期间步态动画不覆盖（供能力播放起手/收招等一次性动作）。</summary>
|
||
public void LockAnim(float duration) => _animLockUntil = Time.time + Mathf.Max(0f, duration);
|
||
|
||
/// <summary>
|
||
/// 按当前移动模式播放步态动画（由 EnemyLocomotion 在模式变化时调用）。
|
||
/// Approach(追击)不在此驱动——追击动画由能力(Skill_Start/Loop/End)全权驱动，避免抢动画。
|
||
/// 招式动画锁定期间(<see cref="IsAnimLocked"/>)不覆盖。
|
||
/// </summary>
|
||
public void PlayLocomotionClip(LocomotionMode mode)
|
||
{
|
||
if (_animancer == null || _animConfig == null || IsAnimLocked) return;
|
||
var clip = mode switch
|
||
{
|
||
LocomotionMode.Idle => _animConfig.Idle,
|
||
LocomotionMode.Patrol => _animConfig.Walk,
|
||
LocomotionMode.Face => _animConfig.Alert,
|
||
LocomotionMode.Approach => null, // 追击动画归能力驱动
|
||
_ => null,
|
||
};
|
||
if (clip != null) _animancer.Play(clip);
|
||
}
|
||
|
||
// ── 动画事件钩子（由 EnemyAnimationEvents 调用）────────────────────
|
||
|
||
/// <summary>
|
||
/// 生成弹幕 / 技能投射物（由动画事件 SpawnProjectile 触发）。
|
||
/// 基类实现：路由到所有挂载的 <see cref="Behaviors.IEnemySpawnEventHandler"/> 组件
|
||
/// （如 EnemySpawnerOnEvent），由组件按 payload 自行匹配并生成——实现零代码生成配置。
|
||
/// 子类（如 RangedEnemy / ChaoFengBoss）可重写以自定义发射逻辑。
|
||
/// </summary>
|
||
public virtual void SpawnProjectile(string payload)
|
||
{
|
||
for (int i = 0; i < _spawnHandlers.Count; i++)
|
||
_spawnHandlers[i]?.HandleSpawn(payload);
|
||
}
|
||
|
||
/// <summary>切换二阶段形态（Boss 等特殊敌人重写此方法）。</summary>
|
||
public virtual void TriggerPhaseTwo() { }
|
||
|
||
/// <summary>动画播放完毕回调（用于单次动画后返回 Idle 等逻辑）。</summary>
|
||
public virtual void OnAnimationComplete(string payload) { }
|
||
|
||
/// <summary>设置嘶吼状态（影响 Blackboard / 状态机行为）。</summary>
|
||
public virtual void SetRoaring(bool isRoaring) { }
|
||
|
||
// 防止状态 Enter/Exit 内部再次调用 ForceState 造成无限递归
|
||
private bool _isStateTransitioning;
|
||
|
||
// ── 状态控制 ──────────────────────────────────────────────────────
|
||
/// <summary>
|
||
/// 强制切换物理/战斗状态。
|
||
/// ⚠️ Dead 是终态：进入后不允许外部再转换到其他状态。
|
||
/// 对象池复用时请通过 <see cref="OnSpawn"/> 重置，该方法调用 <see cref="ForceStateRespawn"/>。
|
||
/// </summary>
|
||
public void ForceState(EnemyStateType newState)
|
||
{
|
||
// Dead 是终态：阻止任何"复活"转换，防止死亡后协程意外恢复
|
||
if (_currentState == EnemyStateType.Dead && newState != EnemyStateType.Dead)
|
||
return;
|
||
|
||
// 防止 Enter/Exit 内嵌套调用 ForceState 导致无限递归
|
||
if (_isStateTransitioning)
|
||
{
|
||
Debug.LogWarning($"[EnemyBase] ForceState({newState}) 在状态转换期间被递归调用，已忽略。", this);
|
||
return;
|
||
}
|
||
|
||
_isStateTransitioning = true;
|
||
|
||
// Exit 当前状态
|
||
if (_stateObjs.TryGetValue(_currentState, out var prev))
|
||
prev.Exit(this);
|
||
|
||
_currentState = newState;
|
||
|
||
// Enter 新状态
|
||
if (_stateObjs.TryGetValue(newState, out var next))
|
||
next.Enter(this);
|
||
|
||
_isStateTransitioning = false;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 对象池复用重置专用（跳过 Dead 终态守卫）。
|
||
/// 仅由 <see cref="OnSpawn"/> 调用，不对外暴露。
|
||
/// </summary>
|
||
private void ForceStateRespawn(EnemyStateType newState)
|
||
{
|
||
if (_stateObjs.TryGetValue(_currentState, out var prev))
|
||
prev.Exit(this);
|
||
_currentState = newState;
|
||
if (_stateObjs.TryGetValue(newState, out var next))
|
||
next.Enter(this);
|
||
}
|
||
|
||
// ── Unity 生命周期 ────────────────────────────────────────────────
|
||
protected virtual void Awake()
|
||
{
|
||
// 初始化 POCO 状态对象（子类可在调用 base.Awake() 后替换字典条目）
|
||
_stateObjs[EnemyStateType.Controlled] = new EnemyControlledState();
|
||
_stateObjs[EnemyStateType.Hurt] = new EnemyHurtState();
|
||
_stateObjs[EnemyStateType.Stagger] = new EnemyStaggerState();
|
||
_stateObjs[EnemyStateType.KnockUp] = new EnemyKnockUpState();
|
||
_stateObjs[EnemyStateType.Dead] = new EnemyDeadState();
|
||
|
||
_nav = GetComponent<IPathAgent>() ?? new NullPathAgent();
|
||
_locomotion = GetComponentInChildren<IEnemyLocomotion>(true);
|
||
if (_locomotion == null)
|
||
Debug.LogError($"EnemyBase 未找到 EnemyLocomotion 组件：{name}", this);
|
||
if (_movement == null) _movement = GetComponent<EnemyMovement>();
|
||
_poiseSource = GetComponent<IPoiseSource>();
|
||
_sensorHub = GetComponentInChildren<Perception.IPerceptionSystem>();
|
||
_statusEffects = GetComponent<StatusEffects.EnemyStatusEffectManager>();
|
||
_threatAssessor = GetComponent<Perception.EnemyThreatAssessor>();
|
||
_pooledObject = GetComponent<PooledObject>();
|
||
_brain = GetComponent<EnemyAiBrain>();
|
||
_abilities.CollectFrom(gameObject);
|
||
BuildAttackSelector();
|
||
_colliders = GetComponentsInChildren<Collider2D>(true);
|
||
|
||
// 收集配置型行为模块（零代码扩展点）
|
||
_deathSequence = GetComponentInChildren<Behaviors.IEnemyDeathSequence>(true);
|
||
GetComponentsInChildren(true, _spawnHandlers);
|
||
|
||
Debug.Assert(_statsSO != null, "[EnemyBase] _statsSO 未赋值，请在 Prefab Inspector 中指定 EnemyStatsSO。", this);
|
||
Debug.Assert(_stats != null, "[EnemyBase] _stats 未绑定，请在 Prefab Inspector 中绑定 EnemyStats 组件。", this);
|
||
Debug.Assert(_movement != null, "[EnemyBase] _movement 未找到，请确保同 GameObject 上挂有 EnemyMovement 组件。", this);
|
||
_stats.Initialize(_statsSO);
|
||
|
||
// 订阅玩家生成事件（PlayerController.Start 广播），避免每个敌人独立 FindWithTag
|
||
// 订阅在 OnEnable 中处理
|
||
}
|
||
|
||
/// <summary>
|
||
/// 从已注册能力里收集 category==Attack 的候选，构建攻击选择器。
|
||
/// 根因校验：攻击招 rangeRadius<=0（永远够不着）显式报错，不静默兜底。
|
||
/// </summary>
|
||
private void BuildAttackSelector()
|
||
{
|
||
var candidates = new System.Collections.Generic.List<Abilities.IAttackCandidate>();
|
||
var all = _abilities?.All;
|
||
if (all != null)
|
||
{
|
||
for (int i = 0; i < all.Count; i++)
|
||
{
|
||
var ab = all[i];
|
||
if (ab == null || ab.Config == null) continue;
|
||
if (ab.Config.category != Abilities.AbilityCategory.Attack) continue;
|
||
if (ab.Config.rangeRadius <= 0f)
|
||
Debug.LogError($"[EnemyBase] 攻击招 '{ab.Config.abilityId}' 的 rangeRadius<=0，" +
|
||
"永远够不着玩家。请在其 EnemyAbilitySO 上配置攻击触发半径。", ab);
|
||
candidates.Add(ab);
|
||
}
|
||
}
|
||
_attackSelector = new Abilities.EnemyAttackSelector(candidates);
|
||
}
|
||
|
||
protected virtual void Update()
|
||
{
|
||
_stats?.TickAttackCooldown(Time.deltaTime);
|
||
|
||
// 使用 sqrMagnitude 替代 Vector2.Distance，避免每帧开平方计算
|
||
if (_playerTransform != null && _stats != null)
|
||
_stats.SqrDistanceToPlayer = ((Vector2)_playerTransform.position - (Vector2)transform.position).sqrMagnitude;
|
||
|
||
#if UNITY_EDITOR
|
||
_dbg_CurrentState = _currentState;
|
||
_dbg_HasPlayer = _playerTransform != null;
|
||
_dbg_LastKnownPos = LastKnownPlayerPosition;
|
||
#endif
|
||
}
|
||
|
||
protected virtual void Start()
|
||
{
|
||
// 记录出生位置，供 BD_ReturnToHome 归位使用
|
||
HomePosition = transform.position;
|
||
LastKnownPlayerPosition = transform.position;
|
||
|
||
// 若事件未配置或玩家尚未广播，匹降为一次性查找
|
||
if (_playerTransform == null)
|
||
{
|
||
var playerGO = GameObject.FindWithTag("Player");
|
||
if (playerGO != null) _playerTransform = playerGO.transform;
|
||
}
|
||
|
||
// 播放 Idle 动画（若 Animancer 和配置都就绪）
|
||
if (_animancer != null && _animConfig != null && _animConfig.Idle != null)
|
||
_animancer.Play(_animConfig.Idle);
|
||
}
|
||
|
||
// ── 内部 ──────────────────────────────────────────────────────────
|
||
protected Transform _playerTransform;
|
||
private void SetPlayerTransform(Transform player) => _playerTransform = player;
|
||
|
||
protected virtual void OnEnable()
|
||
{
|
||
_onPlayerSpawned?.Subscribe(SetPlayerTransform).AddTo(_subs);
|
||
}
|
||
|
||
protected virtual void OnDisable()
|
||
{
|
||
_subs.Clear();
|
||
}
|
||
|
||
protected virtual void OnDestroy() { }
|
||
|
||
/// <summary>
|
||
/// 通知决策层终止（死亡演出 / 出场演出等期间调用，防止决策继续覆盖演出逻辑）。
|
||
/// 语义为"通知决策层终止"，与 PerformDeath 的 Died 信号幂等（重复 Died 无害）。
|
||
/// 供配置型行为组件（如 EnemyDeathSequence）调用，故为 public。
|
||
/// </summary>
|
||
public void StopBehaviorTree()
|
||
{
|
||
_brain?.Send(BaseGames.AI.AiSignal.Died);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 死亡入口。若挂载了 <see cref="Behaviors.IEnemyDeathSequence"/> 死亡演出组件，
|
||
/// 则先委托其播放无敌前摇（期间 <see cref="IsInvincible"/> 为 true），演出结束后回调
|
||
/// <see cref="PerformDeath"/> 执行真正的死亡清理；否则直接清理。
|
||
/// 子类（如 BossBase）重写时仍调用 base.Die() 即可获得此委托行为。
|
||
/// </summary>
|
||
protected virtual void Die()
|
||
{
|
||
if (_currentState == EnemyStateType.Dead || _deathSequenceActive) return;
|
||
|
||
if (_deathSequence != null)
|
||
{
|
||
_deathSequenceActive = true; // 演出期间纳入 IsInvincible，阻止重复 Die
|
||
_deathSequence.Play(PerformDeath);
|
||
return;
|
||
}
|
||
|
||
PerformDeath();
|
||
}
|
||
|
||
/// <summary>
|
||
/// 实际死亡清理：切 Dead 终态、清状态效果、中断能力、关碰撞体、播死亡动画、
|
||
/// 归还对象池 / 销毁、广播死亡事件。由 <see cref="Die"/> 直接调用，
|
||
/// 或由死亡演出组件在前摇结束后回调。
|
||
/// </summary>
|
||
protected void PerformDeath()
|
||
{
|
||
if (_currentState == EnemyStateType.Dead) return;
|
||
_deathSequenceActive = false;
|
||
ForceState(EnemyStateType.Dead);
|
||
|
||
// 通知决策层敌人已死亡
|
||
_brain?.Send(BaseGames.AI.AiSignal.Died);
|
||
|
||
// 死亡时清除所有状态效果
|
||
_statusEffects?.Clear();
|
||
|
||
// 死亡时强制中断所有能力（忽略 interruptOnHurt 等过滤）
|
||
_abilities.InterruptAll(InterruptReason.Dead);
|
||
|
||
// 禁用所有碰撞体
|
||
if (_colliders != null)
|
||
foreach (var col in _colliders) if (col != null) col.enabled = false;
|
||
|
||
// 播放死亡动画
|
||
if (_animancer != null && _animConfig != null && _animConfig.Dead != null)
|
||
{
|
||
var state = _animancer.Play(_animConfig.Dead);
|
||
if (_pooledObject != null)
|
||
state.Events(this).OnEnd = () => _pooledObject.ReturnToPool();
|
||
else
|
||
state.Events(this).OnEnd = () => Destroy(gameObject);
|
||
}
|
||
else
|
||
{
|
||
if (_pooledObject != null)
|
||
_pooledObject.ReturnToPoolDelayed(1.5f);
|
||
else
|
||
Destroy(gameObject, 1.5f);
|
||
}
|
||
|
||
_feedback?.OnDeath();
|
||
_onEnemyDied?.Raise(_enemyId);
|
||
OnDied?.Invoke();
|
||
}
|
||
|
||
// ── IPoolable ─────────────────────────────────────────────────────
|
||
/// <summary>
|
||
/// 对象从池中取出时调用，重置运行时状态。
|
||
/// 使用对象池时，须在 Prefab 根节点挂载 <see cref="PooledObject"/> 并确保 Awake 已缓存 <see cref="_pooledObject"/>。
|
||
/// </summary>
|
||
public virtual void OnSpawn()
|
||
{
|
||
// 恢复碰撞体
|
||
if (_colliders != null)
|
||
foreach (var col in _colliders) if (col != null) col.enabled = true;
|
||
|
||
// 重置状态（对象池复用：跳过 Dead 终态守卫，强制恢复到 Controlled）
|
||
ForceStateRespawn(EnemyStateType.Controlled);
|
||
IsEngaged = false;
|
||
|
||
// 重置对象池复用相关的运行时感知数据
|
||
// 注意：_playerTransform 不重置（场景中玩家仍存在），只重置追踪历史
|
||
LastKnownPlayerPosition = transform.position;
|
||
_wasParried = false;
|
||
_deathSequenceActive = false;
|
||
|
||
// 重置生命值
|
||
if (_stats != null && _statsSO != null)
|
||
_stats.Initialize(_statsSO);
|
||
|
||
// 重置能力冷却
|
||
_abilities.InterruptAll(InterruptReason.Dead);
|
||
|
||
// 重置决策层（回到 Entry、清临时态）
|
||
if (_brain != null) _brain.enabled = true; // 复用时恢复决策组件（可能曾被 QuotaManager 裁剪禁用）
|
||
_brain?.ResetBrain();
|
||
|
||
// 通知配置型出生行为组件（如 EnemyAbilityTrigger）执行出生触发逻辑
|
||
Spawned?.Invoke();
|
||
}
|
||
|
||
/// <summary>
|
||
/// 对象归还到池时调用，清理临时状态。
|
||
/// </summary>
|
||
public virtual void OnDespawn()
|
||
{
|
||
_abilities.InterruptAll(InterruptReason.Dead);
|
||
_nav?.StopNavigation();
|
||
// GO 停用时 EnemyAiBrain.Update 自然停止，无需显式处理。
|
||
}
|
||
|
||
#if UNITY_EDITOR
|
||
/// <summary>Set to true during batch editor placement to suppress mid-wiring OnValidate warnings.</summary>
|
||
public static bool SuppressValidationWarnings { get; set; }
|
||
|
||
protected virtual void OnValidate()
|
||
{
|
||
if (SuppressValidationWarnings) return;
|
||
if (_statsSO == null)
|
||
Debug.LogWarning($"[EnemyBase] {gameObject.name} 缺少 EnemyStatsSO 配置（运行时会 NullRef）。", this);
|
||
if (_stats == null)
|
||
Debug.LogWarning($"[EnemyBase] {gameObject.name} 未绑定 EnemyStats 组件引用。", this);
|
||
if (_animancer == null)
|
||
Debug.LogWarning($"[EnemyBase] {gameObject.name} 未绑定 AnimancerComponent 引用。", this);
|
||
}
|
||
#endif
|
||
|
||
private void OnDrawGizmos()
|
||
{
|
||
#if UNITY_EDITOR
|
||
if (_statsSO == null) return;
|
||
|
||
// 感知范围圆形 Gizmo 由 PhysicsPerceptionSystemEditor [DrawGizmo] 统一绘制，
|
||
// 此处不重复绘制，避免叠加覆盖导致 gizmoColor 设置无效。
|
||
|
||
// ── 运行时：AI 状态标签（常态可见，无需选中）────────────────
|
||
if (Application.isPlaying)
|
||
{
|
||
Color phaseColor = Color.yellow;
|
||
UnityEditor.Handles.color = phaseColor;
|
||
UnityEditor.Handles.Label(
|
||
transform.position + Vector3.up * 1.2f,
|
||
$"[{(_brain != null ? _brain.CurrentStateName : "-")}] {_currentState}");
|
||
}
|
||
|
||
#endif
|
||
}
|
||
|
||
private void OnDrawGizmosSelected()
|
||
{
|
||
#if UNITY_EDITOR
|
||
if (_statsSO == null) return;
|
||
|
||
// 感知范围圆形 Gizmo 由 PhysicsPerceptionSystemEditor [DrawGizmo] 统一绘制，
|
||
// 此处不重复绘制。
|
||
|
||
// 运行时：选中时绘制 AI 状态外圆（突出显示当前决策状态）
|
||
if (Application.isPlaying)
|
||
{
|
||
Color phaseColor = Color.yellow;
|
||
Gizmos.color = phaseColor;
|
||
Gizmos.DrawWireSphere(transform.position, 0.5f);
|
||
}
|
||
#endif
|
||
}
|
||
}
|
||
|
||
// ── 枚举（架构 07 §1）────────────────────────────────────────────────
|
||
public enum EnemyStateType { Controlled, Hurt, Stagger, KnockUp, Dead }
|
||
public enum AttackType { Melee, Ranged, Special }
|
||
}
|