코드 리팩토링

재사용성 및 확장성을 고려하여 코드 전반을 리팩토링함

Assets/Scripts/Player/MiningBehavior.cs

@@ -0,0 +1,44 @@
+using UnityEngine;
+
+/// <summary>
+/// Mining behavior for pickaxes and similar tools.
+/// </summary>
+[CreateAssetMenu(menuName = "Items/Behaviors/Mining Behavior")]
+public class MiningBehavior : ItemBehavior
+{
+    [Header("Mining Settings")]
+    [SerializeField] private int damage = 50;
+
+    private void OnEnable()
+    {
+        // Set default mining values
+        if (string.IsNullOrEmpty(behaviorName)) behaviorName = "Mine";
+        if (string.IsNullOrEmpty(animTrigger)) animTrigger = "Attack";
+        canRepeat = true;
+    }
+
+    public override bool CanUse(GameObject user, GameObject target)
+    {
+        // Can always swing, but only deals damage if hitting a mineable block
+        return true;
+    }
+
+    public override void Use(GameObject user, GameObject target)
+    {
+        if (target == null) return;
+
+        // Use IDamageable interface for all damageable objects
+        if (target.TryGetComponent<IDamageable>(out var damageable))
+        {
+            damageable.TakeDamage(new DamageInfo(damage, DamageType.Mining, user));
+        }
+    }
+
+    public override string GetBlockedReason(GameObject user, GameObject target)
+    {
+        if (target == null) return "No target";
+        if (!target.TryGetComponent<IDamageable>(out _))
+            return "Cannot mine this object";
+        return null;
+    }
+}