Add new configuration options

AetherBags/Addons/AddonCategoryConfigurationWindow.cs

@@ -1,6 +1,8 @@
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Numerics;
+using AetherBags.Configuration;
 using AetherBags.Nodes.Configuration.Category;
 using FFXIVClientStructs.FFXIV.Component.GUI;
 using KamiToolKit;
@@ -17,27 +19,32 @@ public class AddonCategoryConfigurationWindow : NativeAddon
     private CategoryConfigurationNode? _configNode;
     private TextNode? _nothingSelectedTextNode;
 
+    private List<CategoryWrapper> _categoryWrappers = new();
+
     protected override unsafe void OnSetup(AtkUnitBase* addon)
     {
-        List<CategoryWrapper> categoryDefinitionsWrappers = System.Config.Categories.UserCategories
-            .Select(categoryDefinition => new CategoryWrapper(categoryDefinition))
-            .ToList();
+        _categoryWrappers = CreateCategoryWrappers();
 
-        _selectionListNode = new ModifyListNode<CategoryWrapper> {
+        _selectionListNode = new ModifyListNode<CategoryWrapper>
+        {
             Position = ContentStartPosition,
             Size = new Vector2(250.0f, ContentSize.Y),
-            SelectionOptions = categoryDefinitionsWrappers,
+            SelectionOptions = _categoryWrappers,
             OnOptionChanged = OnOptionChanged,
+            AddNewEntry = OnAddNewCategory,
+            RemoveEntry = OnRemoveCategory,
         };
         _selectionListNode.AttachNode(this);
 
-        _separatorLine = new VerticalLineNode {
+        _separatorLine = new VerticalLineNode
+        {
             Position = ContentStartPosition + new Vector2(250.0f + 8.0f, 0.0f),
             Size = new Vector2(4.0f, ContentSize.Y),
         };
         _separatorLine.AttachNode(this);
 
-        _nothingSelectedTextNode = new TextNode {
+        _nothingSelectedTextNode = new TextNode
+        {
             Position = ContentStartPosition + new Vector2(250.0f + 16.0f, 0.0f),
             Size = ContentSize - new Vector2(250.0f + 16.0f, 0.0f),
             AlignmentType = AlignmentType.Center,
@@ -50,21 +57,60 @@ public class AddonCategoryConfigurationWindow : NativeAddon
         };
         _nothingSelectedTextNode.AttachNode(this);
 
-        _configNode = new CategoryConfigurationNode {
+        _configNode = new CategoryConfigurationNode
+        {
             Position = ContentStartPosition + new Vector2(250.0f + 16.0f, 0.0f),
             Size = ContentSize - new Vector2(250.0f + 16.0f, 0.0f),
             IsVisible = false,
+            OnCategoryChanged = RefreshSelectionList,
         };
 
         _configNode.AttachNode(this);
     }
 
-    private void OnOptionChanged(CategoryWrapper? newOption) {
+    private List<CategoryWrapper> CreateCategoryWrappers()
+    {
+        return System.Config.Categories.UserCategories
+            .Select(categoryDefinition => new CategoryWrapper(categoryDefinition))
+            .ToList();
+    }
+
+    private void OnOptionChanged(CategoryWrapper?  newOption)
+    {
         if (_configNode is null) return;
 
         _configNode.IsVisible = newOption is not null;
-        _nothingSelectedTextNode?.IsVisible = newOption is null;
+        if (_nothingSelectedTextNode is not null)
+            _nothingSelectedTextNode.IsVisible = newOption is null;
 
         _configNode.ConfigurationOption = newOption;
     }
+
+    private void OnAddNewCategory(ModifyListNode<CategoryWrapper> listNode)
+    {
+        var newCategory = new UserCategoryDefinition
+        {
+            Name = $"New Category {System.Config.Categories.UserCategories.Count + 1}",
+            Order = System.Config.Categories.UserCategories.Count,
+        };
+
+        System.Config.Categories.UserCategories.Add(newCategory);
+
+        var newWrapper = new CategoryWrapper(newCategory);
+        _categoryWrappers.Add(newWrapper);
+        listNode.AddOption(newWrapper);
+    }
+
+    private void OnRemoveCategory(CategoryWrapper categoryWrapper)
+    {
+        if (categoryWrapper.CategoryDefinition is null) return;
+
+        System.Config.Categories.UserCategories.Remove(categoryWrapper.CategoryDefinition);
+        _categoryWrappers.Remove(categoryWrapper);
+    }
+
+    private void RefreshSelectionList()
+    {
+        _selectionListNode?.UpdateList();
+    }
 }