marechai/Marechai.App/App.xaml.cs

using System.Net.Http;
using Microsoft.UI.Xaml;
using Uno.Extensions;
using Uno.Extensions.Configuration;
using Uno.Extensions.Hosting;
using Uno.Extensions.Localization;
using Uno.Extensions.Navigation;
using Uno.Resizetizer;
using Uno.UI;

namespace Marechai.App;

public partial class App : Application
{
    /// <summary>
    /// Initializes the singleton application object. This is the first line of authored code
    /// executed, and as such is the logical equivalent of main() or WinMain().
    /// </summary>
    public App()
    {
        this.InitializeComponent();
    }

    protected Window? MainWindow { get; private set; }
    protected IHost? Host { get; private set; }

    protected async override void OnLaunched(LaunchActivatedEventArgs args)
    {
        var builder = this.CreateBuilder(args)
        // Add navigation support for toolkit controls such as TabBar and NavigationView
        .UseToolkitNavigation()
        .Configure(host => host
#if DEBUG
        // Switch to Development environment when running in DEBUG
        .UseEnvironment(Environments.Development)
#endif
        .UseLogging(configure: (context, logBuilder) =>
        {
            // Configure log levels for different categories of logging
            logBuilder
            .SetMinimumLevel(
                context.HostingEnvironment.IsDevelopment() ? LogLevel.Information : LogLevel.Warning)

            // Default filters for core Uno Platform namespaces
            .CoreLogLevel(LogLevel.Warning);

            // Uno Platform namespace filter groups
            // Uncomment individual methods to see more detailed logging
            //// Generic Xaml events
            //logBuilder.XamlLogLevel(LogLevel.Debug);
            //// Layout specific messages
            //logBuilder.XamlLayoutLogLevel(LogLevel.Debug);
            //// Storage messages
            //logBuilder.StorageLogLevel(LogLevel.Debug);
            //// Binding related messages
            //logBuilder.XamlBindingLogLevel(LogLevel.Debug);
            //// Binder memory references tracking
            //logBuilder.BinderMemoryReferenceLogLevel(LogLevel.Debug);
            //// DevServer and HotReload related
            //logBuilder.HotReloadCoreLogLevel(LogLevel.Information);
            //// Debug JS interop
            //logBuilder.WebAssemblyLogLevel(LogLevel.Debug);
        }, enableUnoLogging: true)
        .UseSerilog(consoleLoggingEnabled: true, fileLoggingEnabled: true)
        .UseConfiguration(configure: configBuilder =>
        configBuilder
        .EmbeddedSource<App>()
        .Section<AppConfig>()
        )
        // Enable localization (see appsettings.json for supported languages)
        .UseLocalization()
        .UseHttp((context, services) =>
        {
#if DEBUG
            // DelegatingHandler will be automatically injected
            services.AddTransient<DelegatingHandler, DebugHttpHandler>();
#endif
        })
        .ConfigureServices((context, services) =>
        {
            // TODO: Register your services
            //services.AddSingleton<IMyService, MyService>();
        })
        .UseNavigation(RegisterRoutes)
        );
        MainWindow = builder.Window;

#if DEBUG
        MainWindow.UseStudio();
#endif
        MainWindow.SetWindowIcon();

        Host = await builder.NavigateAsync<Shell>();
    }

    private static void RegisterRoutes(IViewRegistry views, IRouteRegistry routes)
    {
        views.Register(
            new ViewMap(ViewModel: typeof(ShellViewModel)),
            new ViewMap<MainPage, MainViewModel>(),
            new DataViewMap<SecondPage, SecondViewModel, Entity>()
        );

        routes.Register(
            new RouteMap("", View: views.FindByViewModel<ShellViewModel>(),
                Nested:
                [
                    new("Main", View: views.FindByViewModel<MainViewModel>(), IsDefault: true),
                    new("Second", View: views.FindByViewModel<SecondViewModel>()),
                ]
            )
        );
    }
}