Add design mode

src/Artemis.UI/Screens/ProfileEditor/DesignPanels/Section/ConfigurationSectionDesignViewModel.cs

@@ -1,33 +1,72 @@
-using System.Collections.ObjectModel;
+using System;
+using System.Collections.ObjectModel;
+using System.Reactive.Disposables.Fluent;
+using System.Threading.Tasks;
 using Artemis.Core;
 using Artemis.UI.Screens.ProfileEditor.DesignPanels.Items;
 using Artemis.UI.Shared;
+using Artemis.UI.Shared.Services;
+using DynamicData;
+using DynamicData.Binding;
+using PropertyChanged.SourceGenerator;
+using ReactiveUI;
 
 namespace Artemis.UI.Screens.ProfileEditor.DesignPanels.Section;
 
-public class ConfigurationSectionDesignViewModel : ActivatableViewModelBase
+public partial class ConfigurationSectionDesignViewModel : ActivatableViewModelBase
 {
-    public ConfigurationSection ConfigurationSection { get; }
-    public ObservableCollection<ActivatableViewModelBase> Items { get; }
+    private readonly IWindowService _windowService;
+    [Notify] private ReadOnlyObservableCollection<ConfigurationItemDesignViewModel>? _items;
 
-    public ConfigurationSectionDesignViewModel(ConfigurationSection configurationSection)
+    public ConfigurationSectionDesignViewModel(ConfigurationSection configurationSection, IWindowService windowService)
     {
+        _windowService = windowService;
         ConfigurationSection = configurationSection;
-        Items = [];
-        foreach (IConfigurationItem item in ConfigurationSection.Items)
+
+        this.WhenActivated(d =>
         {
-            if (item is ConfigurationTextItem textItem)
-                Items.Add(new ConfigurationTextItemDesignViewModel(textItem));
-            else if (item is ConfigurationStringItem stringItem)
-                Items.Add(new ConfigurationStringItemDesignViewModel(stringItem));
-            else if (item is ConfigurationBooleanItem booleanItem)
-                Items.Add(new ConfigurationBooleanItemDesignViewModel(booleanItem));
-            else if (item is ConfigurationNumericItem numberItem)
-                Items.Add(new ConfigurationNumericItemDesignViewModel(numberItem));
-            else if (item is ConfigurationSKColorItem colorItem)
-                Items.Add(new ConfigurationSKColorItemDesignViewModel(colorItem));
-            else if (item is ConfigurationColorGradientItem colorGradientItem)
-                Items.Add(new ConfigurationColorGradientItemDesignViewModel(colorGradientItem));
-        }
+            ConfigurationSection.Items
+                .ToObservableChangeSet()
+                .Transform(CreateViewModelForItem)
+                .Bind(out ReadOnlyObservableCollection<ConfigurationItemDesignViewModel> items)
+                .Subscribe()
+                .DisposeWith(d);
+
+            Items = items;
+        });
+    }
+
+    public ConfigurationSection ConfigurationSection { get; }
+
+    public async Task RemoveSection()
+    {
+        ConfigurationSection.ProfileConfiguration.ConfigurationSections.Remove(ConfigurationSection);
+    }
+
+    public async Task AddItem()
+    {
+        await _windowService.CreateContentDialog()
+            .WithTitle("Add Item")
+            .WithViewModel(out AddConfigurationItemDesignViewModel _, ConfigurationSection)
+            .ShowAsync();
+    }
+
+    public void RemoveItem(ConfigurationItemDesignViewModel viewModel)
+    {
+        ConfigurationSection.Items.Remove(viewModel.Item);
+    }
+
+    private ConfigurationItemDesignViewModel CreateViewModelForItem(IConfigurationItem item)
+    {
+        return item switch
+        {
+            ConfigurationTextItem textItem => new ConfigurationTextItemDesignViewModel(textItem, ConfigurationSection),
+            ConfigurationStringItem stringItem => new ConfigurationStringItemDesignViewModel(stringItem, ConfigurationSection),
+            ConfigurationBooleanItem booleanItem => new ConfigurationBooleanItemDesignViewModel(booleanItem, ConfigurationSection),
+            ConfigurationNumericItem numberItem => new ConfigurationNumericItemDesignViewModel(numberItem, ConfigurationSection),
+            ConfigurationSKColorItem colorItem => new ConfigurationSKColorItemDesignViewModel(colorItem, ConfigurationSection),
+            ConfigurationColorGradientItem colorGradientItem => new ConfigurationColorGradientItemDesignViewModel(colorGradientItem, ConfigurationSection),
+            _ => throw new ArgumentException($"Unknown configuration item type: {item.GetType()}")
+        };
     }
 }