From 2edb8986bb45155e85f9dc1da865ac4dfd5eeb3f Mon Sep 17 00:00:00 2001
From: miku-666 <74728189+NessieHax@users.noreply.github.com>
Date: Fri, 28 Nov 2025 08:33:20 +0100
Subject: [PATCH] Core - Add TreeNodeCollectionExtensions.cs

---
 PCK-Studio/Controls/PckAssetBrowserEditor.cs  | 40 +---------------
 .../TreeNodeCollectionExtensions.cs           | 47 +++++++++++++++++++
 PckStudio.Core/PckStudio.Core.csproj          |  1 +
 3 files changed, 49 insertions(+), 39 deletions(-)
 create mode 100644 PckStudio.Core/Extensions/TreeNodeCollectionExtensions.cs

diff --git a/PCK-Studio/Controls/PckAssetBrowserEditor.cs b/PCK-Studio/Controls/PckAssetBrowserEditor.cs
index 621246c8..41a6e1fe 100644
--- a/PCK-Studio/Controls/PckAssetBrowserEditor.cs
+++ b/PCK-Studio/Controls/PckAssetBrowserEditor.cs
@@ -577,49 +577,11 @@ namespace PckStudio.Controls
             }
         }
 
-        /// <summary>
-        /// wrapper that allows the use of <paramref name="name"/> in <code>TreeNode.Nodes.Find(<paramref name="name"/>, ...)</code> and <code>TreeNode.Nodes.ContainsKey(<paramref name="name"/>)</code>
-        /// </summary>
-        /// <param name="name"></param>
-        /// <param name="tag"></param>
-        /// <returns>new Created TreeNode</returns>
-        private static TreeNode CreateNode(string name, object tag = null)
-        {
-            TreeNode node = new TreeNode(name);
-            node.Name = name;
-            node.Tag = tag;
-            return node;
-        }
-
-        private TreeNode BuildNodeTreeBySeperator(TreeNodeCollection root, string path, char seperator)
-        {
-            _ = root ?? throw new ArgumentNullException(nameof(root));
-            if (!path.Contains(seperator))
-            {
-                TreeNode finalNode = CreateNode(path);
-                root.Add(finalNode);
-                return finalNode;
-            }
-            string nodeText = path.Substring(0, path.IndexOf(seperator));
-            string subPath = path.Substring(path.IndexOf(seperator) + 1);
-
-            if (string.IsNullOrWhiteSpace(nodeText))
-            {
-                return BuildNodeTreeBySeperator(root, subPath, seperator);
-            }
-
-            bool alreadyExists = root.ContainsKey(nodeText);
-            TreeNode subNode = alreadyExists ? root[nodeText] : CreateNode(nodeText);
-            if (!alreadyExists)
-                root.Add(subNode);
-            return BuildNodeTreeBySeperator(subNode.Nodes, subPath, seperator);
-        }
-
         private void BuildPckTreeView(TreeNodeCollection root, PckFile pckFile)
         {
             foreach (PckAsset asset in pckFile.GetAssets())
             {
-                TreeNode node = BuildNodeTreeBySeperator(root, asset.Filename, '/');
+                TreeNode node = root.BuildNodeTreeBySeperator(asset.Filename, '/');
                 node.Tag = asset;
                 int nodeIconId = GetNodeIconId(asset.Type);
                 node.ImageIndex = nodeIconId;
diff --git a/PckStudio.Core/Extensions/TreeNodeCollectionExtensions.cs b/PckStudio.Core/Extensions/TreeNodeCollectionExtensions.cs
new file mode 100644
index 00000000..133b88f2
--- /dev/null
+++ b/PckStudio.Core/Extensions/TreeNodeCollectionExtensions.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace PckStudio.Core.Extensions
+{
+    public static class TreeNodeCollectionExtensions
+    {
+
+        /// <summary>
+        /// wrapper that allows the use of <paramref name="name"/> in <code>TreeNode.Nodes.Find(<paramref name="name"/>, ...)</code> and <code>TreeNode.Nodes.ContainsKey(<paramref name="name"/>)</code>
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="tag"></param>
+        /// <returns>new Created TreeNode</returns>
+        public static TreeNode CreateNode(this TreeNodeCollection root, string name, object tag = null)
+        {
+            TreeNode node = new TreeNode(name);
+            node.Name = name;
+            node.Tag = tag;
+            root.Add(node);
+            return node;
+        }
+
+        public static TreeNode BuildNodeTreeBySeperator(this TreeNodeCollection root, string path, char seperator)
+        {
+            _ = root ?? throw new ArgumentNullException(nameof(root));
+            if (!path.Contains(seperator))
+            {
+                return root.CreateNode(path);
+            }
+            string nodeText = path.Substring(0, path.IndexOf(seperator));
+            string subPath = path.Substring(path.IndexOf(seperator) + 1);
+
+            if (string.IsNullOrWhiteSpace(nodeText))
+            {
+                return BuildNodeTreeBySeperator(root, subPath, seperator);
+            }
+
+            TreeNode subNode = root.ContainsKey(nodeText) ? root[nodeText] : root.CreateNode(nodeText);
+            return BuildNodeTreeBySeperator(subNode.Nodes, subPath, seperator);
+        }
+    }
+}
diff --git a/PckStudio.Core/PckStudio.Core.csproj b/PckStudio.Core/PckStudio.Core.csproj
index 1fb9c5ae..671efa3f 100644
--- a/PckStudio.Core/PckStudio.Core.csproj
+++ b/PckStudio.Core/PckStudio.Core.csproj
@@ -103,6 +103,7 @@
     <Compile Include="Extensions\SkinBOXExtensions.cs" />
     <Compile Include="Extensions\SkinExtensions.cs" />
     <Compile Include="Extensions\System.Numerics.cs" />
+    <Compile Include="Extensions\TreeNodeCollectionExtensions.cs" />
     <Compile Include="Extensions\TreeNodeExtensions.cs" />
     <Compile Include="Extensions\TreeViewExtensions.cs" />
     <Compile Include="FileDialogFilter.cs" />