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Assets/_Content/Scripts/Combat/Destructible.cs

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+using System;
+using UnityEngine;
+
+namespace Arena.Combat
+{
+    /// <summary>
+    /// Object destroyed when its health points reach zero: crate, barrel, turret...
+    /// Raises OnDestroyed, spawns an optional prefab (debris, explosion with an instant DamageZone), then disappears.
+    /// </summary>
+    public class Destructible : MonoBehaviour, IDamageable
+    {
+        [System.Serializable]
+        private class Settings
+        {
+            [Tooltip("Optional prefab spawned in place of the object: debris, explosion...")]
+            public GameObject SpawnOnDestroyed;
+        }
+
+        #region FIELDS
+
+        [SerializeField] private Settings _settings;
+        [SerializeField] private Health _health;
+
+        /// <summary>
+        /// Raised once, when the object is destroyed by damage.
+        /// </summary>
+        public event Action<Destructible> OnDestroyed;
+
+        public Health Health => _health;
+
+        #endregion
+
+        #region UNITY LIFECYCLES
+
+        void Awake()
+        {
+            _health.Initialize();
+            _health.OnDied += HandleDied;
+        }
+
+        void OnDestroy()
+        {
+            _health.OnDied -= HandleDied;
+        }
+
+        #endregion
+
+        #region PUBLIC METHODS
+
+        public void TakeDamage(DamageInfo damage)
+        {
+            _health.TakeDamage(damage);
+        }
+
+        #endregion
+
+        #region PRIVATE METHODS
+
+        private void HandleDied()
+        {
+            OnDestroyed?.Invoke(this);
+
+            if (_settings.SpawnOnDestroyed)
+                Instantiate(_settings.SpawnOnDestroyed, transform.position, transform.rotation);
+
+            Destroy(gameObject);
+        }
+
+#if UNITY_EDITOR
+        [ContextMenu("Debug/Take 25 Physical Damage")]
+        private void DebugTakeDamage()
+        {
+            TakeDamage(new DamageInfo(25, DamageType.Physical, gameObject));
+        }
+#endif
+
+        #endregion
+    }
+}