2026-06-19 UI, UI로직

Assets/My project/Inventory/Scripts/InventoryUI.cs

@@ -0,0 +1,115 @@
+using UnityEngine;
+
+/// <summary>
+/// 전체 인벤토리 UI를 갱신하는 스크립트입니다.
+/// InventoryManager의 변경 이벤트를 받아 각 InventorySlotUI에 전달합니다.
+/// </summary>
+[DisallowMultipleComponent]
+public class InventoryUI : MonoBehaviour
+{
+    [Header("References")]
+    [SerializeField] private InventoryManager inventoryManager;
+    [SerializeField] private GameObject inventoryPanel;
+    [SerializeField] private InventorySlotUI[] slots;
+
+    [Header("Settings")]
+    [SerializeField] private bool autoFindManager = true;
+    [SerializeField] private bool refreshOnEnable = true;
+    [SerializeField] private bool showNewBadgeOnIncrease = true;
+
+    private bool subscribed;
+
+    private void Awake()
+    {
+        if (inventoryPanel == null)
+            inventoryPanel = gameObject;
+
+        if (inventoryManager == null && autoFindManager)
+            inventoryManager = FindFirstObjectByType<InventoryManager>();
+    }
+
+    private void OnEnable()
+    {
+        Subscribe();
+
+        if (refreshOnEnable)
+            RefreshAllSlots();
+    }
+
+    private void OnDisable()
+    {
+        Unsubscribe();
+    }
+
+    public void SetVisible(bool visible)
+    {
+        if (inventoryPanel != null)
+            inventoryPanel.SetActive(visible);
+    }
+
+    public void ToggleVisible()
+    {
+        if (inventoryPanel != null)
+            inventoryPanel.SetActive(!inventoryPanel.activeSelf);
+    }
+
+    public void SetManager(InventoryManager manager)
+    {
+        if (inventoryManager == manager)
+            return;
+
+        Unsubscribe();
+        inventoryManager = manager;
+        Subscribe();
+        RefreshAllSlots();
+    }
+
+    public void RefreshAllSlots()
+    {
+        if (inventoryManager == null || slots == null)
+            return;
+
+        for (int i = 0; i < slots.Length; i++)
+        {
+            InventorySlotUI slot = slots[i];
+            if (slot == null)
+                continue;
+
+            int count = inventoryManager.GetItemCount(slot.ItemType);
+            slot.SetCount(count, false);
+        }
+    }
+
+    private void RefreshSlot(InventoryItemType itemType, int count)
+    {
+        if (slots == null)
+            return;
+
+        for (int i = 0; i < slots.Length; i++)
+        {
+            InventorySlotUI slot = slots[i];
+            if (slot == null || slot.ItemType != itemType)
+                continue;
+
+            slot.SetCount(count, showNewBadgeOnIncrease);
+        }
+    }
+
+    private void Subscribe()
+    {
+        if (subscribed || inventoryManager == null)
+            return;
+
+        inventoryManager.ItemCountChanged += RefreshSlot;
+        subscribed = true;
+    }
+
+    private void Unsubscribe()
+    {
+        if (!subscribed || inventoryManager == null)
+            return;
+
+        inventoryManager.ItemCountChanged -= RefreshSlot;
+        subscribed = false;
+    }
+}