WIP

Needlework.Net.Desktop/Services/WindowService.cs

@@ -0,0 +1,53 @@
+using CommunityToolkit.Mvvm.Messaging;
+using Needlework.Net.Desktop.Messages;
+using Needlework.Net.Desktop.ViewModels;
+using Needlework.Net.Desktop.Views;
+using SukiUI.Controls;
+using System;
+using System.Collections.Generic;
+
+namespace Needlework.Net.Desktop.Services
+{
+    public class WindowService : IRecipient<OopsiesWindowCanceledMessage>
+    {
+        public IServiceProvider ServiceProvider { get; }
+
+        public Dictionary<string, SukiWindow> EndpointWindows { get; } = []; // Workaround memory leak by storing and reusing windows.
+                                                                             // Figure out why creating and closing windows leaks memory.
+
+        public OopsiesWindow? OopsiesWindow { get; set; }
+
+        public WindowService(IServiceProvider serviceProvider)
+        {
+            ServiceProvider = serviceProvider;
+
+            WeakReferenceMessenger.Default.Register<OopsiesWindowCanceledMessage>(this);
+        }
+
+        public void ShowOopsiesWindow(string text)
+        {
+            if (OopsiesWindow != null) OopsiesWindow!.Close();
+
+            var window = new OopsiesWindow();
+            window.DataContext = new OopsiesWindowViewModel(text);
+            window.Show(App.MainWindow!);
+            window.Closed += OnOopsiesWindowClosed;
+            OopsiesWindow = window;
+        }
+
+        public void OnOopsiesWindowClosed(object? sender, EventArgs e)
+        {
+            if (sender == null) return;
+
+            var window = (OopsiesWindow)sender;
+            window.DataContext = null;
+            window.Closed -= OnOopsiesWindowClosed;
+            OopsiesWindow = null;
+        }
+
+        public void Receive(OopsiesWindowCanceledMessage message)
+        {
+            if (OopsiesWindow is OopsiesWindow window) window.Close();
+        }
+    }
+}