Aufgabe WPF

FahzeugWPF/App.xaml.cs

@@ -0,0 +1,44 @@
+using FahrzeugDatenBank;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using System.IO;
+using System.Windows;
+
+namespace FahzeugWPF
+{
+
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+        public static ServiceProvider ServiceProvider { get; private set; }
+
+        public App()
+        {
+            IConfiguration configuration = new ConfigurationBuilder().SetBasePath(Directory.GetCurrentDirectory()).AddJsonFile("appsettings.json", optional: false, reloadOnChange: true).Build();
+
+            ServiceCollection services = new ServiceCollection();
+
+            services.AddScoped<IKonfigurationsleser>(sp => new Konfigurationsleser(configuration));
+            services.AddScoped(sp => new FahrzeugRepository(sp.GetRequiredService<IKonfigurationsleser>().LiesDBVerebindung()));
+            services.AddScoped<FahrzeugeModell>();
+            services.AddSingleton<MainWindowViewModel>();
+            services.AddSingleton<MainWindow>();
+
+            ServiceProvider = services.BuildServiceProvider();
+        }
+
+        protected override void OnStartup(StartupEventArgs e)
+        {
+            this.MainWindow = ServiceProvider.GetService<MainWindow>();
+            this.MainWindow.DataContext = ServiceProvider.GetService<MainWindowViewModel>();
+            this.MainWindow.Show();
+        }
+
+        private string GetConnectionString()
+        {
+            return "Server=localhost;User ID=admin;Password=admin;Database=FahrzeugDB";
+        }
+    }
+}