多轮审查和修复

Assets/Scripts/Enemies/FlyingEnemy.cs

@@ -0,0 +1,70 @@
+using UnityEngine;
+using BaseGames.Combat;
+
+namespace BaseGames.Enemies
+{
+    /// <summary>
+    /// 飞行敌人。不依赖 PathBerserker2d 导航，直接通过 Rigidbody2D 向玩家移动。
+    /// 接触玩家时造成伤害。
+    /// </summary>
+    public class FlyingEnemy : EnemyBase
+    {
+        [SerializeField] private float          _chaseSpeed  = 3f;
+        [SerializeField] private DamageSourceSO _contactDamageSource;
+
+        private Rigidbody2D _rb;
+
+        protected override void Awake()
+        {
+            base.Awake();
+            _rb = GetComponent<Rigidbody2D>();
+            if (_rb != null)
+            {
+                _rb.gravityScale  = 0f;
+                _rb.constraints   = RigidbodyConstraints2D.FreezeRotation;
+            }
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (_playerTransform == null || _rb == null) return;
+            if (CurrentState == EnemyStateType.Dead ||
+                CurrentState == EnemyStateType.Stagger) return;
+
+            // 向玩家移动
+            Vector2 targetPos = _playerTransform.position;
+            Vector2 myPos     = _rb.position;
+            Vector2 newPos    = Vector2.MoveTowards(myPos, targetPos, _chaseSpeed * Time.deltaTime);
+            _rb.MovePosition(newPos);
+        }
+
+        public override void StopMovement()
+        {
+            if (_rb != null) _rb.velocity = Vector2.zero;
+        }
+
+        public override void MoveInDirection(float dir)
+        {
+            if (_rb != null) _rb.velocity = new Vector2(dir, 0f) * _chaseSpeed;
+        }
+
+        private void OnTriggerStay2D(Collider2D other)
+        {
+            if (_contactDamageSource == null) return;
+            if (CurrentState == EnemyStateType.Dead) return;
+
+            var hurtBox = other.GetComponent<HurtBox>();
+            if (hurtBox == null) return;
+
+            Vector2 knockDir = ((Vector2)other.bounds.center - _rb.position).normalized;
+            var info = DamageInfo.From(
+                _contactDamageSource,
+                knockDir,
+                transform.position,
+                gameObject.layer);
+            hurtBox.ReceiveDamage(info);
+        }
+    }
+}