Add quick sort item feature

Assets/PerfectWorld/Scripts/Managers/EC_InventoryUI.cs

@@ -58,6 +58,9 @@ namespace BrewMonster.Scripts.Managers
         [Header("Stack combine — merge into another stack (C++ inventory drag-merge, assign in Inspector)")]
         [SerializeField] private Button combineStackButton;
 
+        [Header("Sort / arrange pack (C++ DlgInventory arrange)")]
+        [SerializeField] private Button sortInventoryButton;
+
         private int _splitAmount = 1;
         private int _splitMaxAmount = 1;
 
@@ -137,6 +140,7 @@ namespace BrewMonster.Scripts.Managers
             WireBagTabButtons();
             WireSplitUI();
             WireCombineUI();
+            WireSortInventoryUI();
 
             //if (currentDragImage == null)
             //{
@@ -228,6 +232,60 @@ namespace BrewMonster.Scripts.Managers
             }
         }
 
+        private void WireSortInventoryUI()
+        {
+            ResolveSortInventoryButton();
+            if (sortInventoryButton != null)
+            {
+                sortInventoryButton.onClick.RemoveAllListeners();
+                sortInventoryButton.onClick.AddListener(OnSortInventoryClicked);
+            }
+        }
+
+        private void ResolveSortInventoryButton()
+        {
+            if (sortInventoryButton != null)
+                return;
+
+            var buttons = GetComponentsInChildren<Button>(true);
+            for (int i = 0; i < buttons.Length; i++)
+            {
+                var btn = buttons[i];
+                if (btn == null)
+                    continue;
+                string n = btn.name.ToLowerInvariant();
+                if (n.Contains("arrange") || n.Contains("sort") || n == "btn_arrange")
+                {
+                    sortInventoryButton = btn;
+                    break;
+                }
+            }
+        }
+
+        /// <summary>Arrange main inventory (IVTRTYPE_PACK). C++ CDlgInventory::OnCommand_arrange.</summary>
+        public void OnSortInventoryClicked()
+        {
+            if (_bagTab != InventoryBagTab.Item)
+            {
+                Debug.LogWarning("[InventoryUI] Sort pack: switch to Item tab first");
+                return;
+            }
+
+            var host = CECGameRun.Instance?.GetHostPlayer();
+            if (host == null)
+                return;
+
+            int cool = host.GetCoolTime((int)CoolTimeIndex.GP_CT_MULTI_EXCHANGE_ITEM, out _);
+            if (cool > 0)
+            {
+                EC_Game.GetGameRun()?.AddFixedMessage((int)FixedMsg.FIXMSG_CMD_INCOOLTIME);
+                return;
+            }
+
+            host.SortPack(InventoryConst.IVTRTYPE_PACK);
+            RefreshAll();
+        }
+
         private void ShowSplitPanel(bool show)
         {
             if (splitPanelRoot != null)