대장간을 이용한 업그레이드 기능 추가

Assets/Scripts/Buildings/Blacksmith.cs

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+using UnityEngine;
+using Unity.Netcode;
+
+namespace Northbound
+{
+    /// <summary>
+    /// 블랙스미스 건물 - 업그레이드 구매 가능
+    /// </summary>
+    public class Blacksmith : MonoBehaviour, IInteractable
+    {
+        [Header("UI Reference")]
+        [SerializeField] private GameObject _upgradePopupPrefab;
+
+        private GameObject _popupInstance;
+        private UpgradeListPopup _upgradePopup;
+
+        private void Awake()
+        {
+            // 프리팹이 없으면 Resources에서 로드
+            if (_upgradePopupPrefab == null)
+            {
+                _upgradePopupPrefab = Resources.Load<GameObject>("UI/Upgrade/UpgradeListPopup");
+            }
+        }
+
+        #region IInteractable Implementation
+
+        public bool CanInteract(ulong playerId)
+        {
+            return true;
+        }
+
+        public void Interact(ulong playerId)
+        {
+            OpenUpgradePopup(playerId);
+        }
+
+        public string GetInteractionPrompt()
+        {
+            return "[F] 업그레이드";
+        }
+
+        public string GetInteractionAnimation()
+        {
+            return "";
+        }
+
+        public EquipmentData GetEquipmentData()
+        {
+            return null;
+        }
+
+        public Transform GetTransform()
+        {
+            return transform;
+        }
+
+
+
+
+        #endregion
+
+        private void OpenUpgradePopup(ulong playerId)
+        {
+            // 플레이어의 UpgradeManager와 Stats 찾기
+            var playerObj = GetPlayerObject(playerId);
+            if (playerObj == null)
+            {
+                Debug.LogWarning($"[Blacksmith] 플레이어 {playerId}를 찾을 수 없습니다.");
+                return;
+            }
+
+            var upgradeManager = playerObj.GetComponent<PlayerUpgradeManager>();
+            var playerStats = playerObj.GetComponent<PlayerStats>();
+
+            if (upgradeManager == null || playerStats == null)
+            {
+                Debug.LogWarning("[Blacksmith] PlayerUpgradeManager 또는 PlayerStats가 없습니다.");
+                return;
+            }
+
+            // 팝업 생성
+            if (_popupInstance == null && _upgradePopupPrefab != null)
+            {
+                _popupInstance = Instantiate(_upgradePopupPrefab);
+                _upgradePopup = _popupInstance.GetComponent<UpgradeListPopup>();
+
+                if (_upgradePopup == null)
+                {
+                    _upgradePopup = _popupInstance.AddComponent<UpgradeListPopup>();
+                }
+            }
+
+            // 팝업 초기화 및 열기
+            if (_upgradePopup != null)
+            {
+                _upgradePopup.Initialize(upgradeManager, playerStats);
+            }
+        }
+
+        private GameObject GetPlayerObject(ulong playerId)
+        {
+            if (NetworkManager.Singleton == null) return null;
+
+            // NetworkManager에서 플레이어 오브젝트 찾기
+            foreach (var netObj in NetworkManager.Singleton.SpawnManager.SpawnedObjects.Values)
+            {
+                var controller = netObj.GetComponent<NetworkPlayerController>();
+                if (controller != null && controller.OwnerPlayerId == playerId)
+                {
+                    return netObj.gameObject;
+                }
+            }
+
+            return null;
+        }
+
+        private void OnDestroy()
+        {
+            if (_popupInstance != null)
+            {
+                Destroy(_popupInstance);
+            }
+        }
+    }
+}

Assets/Scripts/Buildings/Blacksmith.cs.meta

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+fileFormatVersion: 2
+guid: 39d108eb3babe48409cc4dfc803dbbe4