FileTime2/src/GuiApp/Avalonia/FileTime.GuiApp.App/Startup.cs

using System;
using System.IO;
using System.Runtime.InteropServices;
using FileTime.App.Core.Services;
using FileTime.App.Core.ViewModels;
using FileTime.Core.Interactions;
using FileTime.GuiApp.Configuration;
using FileTime.GuiApp.CustomImpl.ViewModels;
using FileTime.GuiApp.IconProviders;
using FileTime.GuiApp.Logging;
using FileTime.GuiApp.Services;
using FileTime.GuiApp.ViewModels;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Serilog;
using Serilog.Configuration;

namespace FileTime.GuiApp.App;

public static class Startup
{
    internal static IServiceCollection AddViewModels(this IServiceCollection serviceCollection)
    {
        serviceCollection.TryAddSingleton<MainWindowViewModel>();
        serviceCollection.TryAddSingleton<GuiAppState>();
        serviceCollection.TryAddSingleton<IAppState>(s => s.GetRequiredService<GuiAppState>());
        serviceCollection.TryAddSingleton<IGuiAppState>(s => s.GetRequiredService<GuiAppState>());
        return serviceCollection;
    }

    internal static IServiceCollection RegisterServices(this IServiceCollection serviceCollection)
    {
        serviceCollection.TryAddSingleton<IRxSchedulerService, AvaloniaRxSchedulerService>();
        serviceCollection.TryAddSingleton<IKeyInputHandlerService, KeyInputHandlerService>();
        serviceCollection.TryAddSingleton<IDefaultModeKeyInputHandler, DefaultModeKeyInputHandler>();
        serviceCollection.TryAddSingleton<IKeyboardConfigurationService, KeyboardConfigurationService>();
        serviceCollection.TryAddSingleton<IRapidTravelModeKeyInputHandler, RapidTravelModeKeyInputHandler>();
        serviceCollection.TryAddSingleton<LifecycleService>();
        serviceCollection.TryAddSingleton<IIconProvider, MaterialIconProvider>();
        serviceCollection.TryAddSingleton<IModalService, ModalService>();
        serviceCollection.TryAddSingleton<IDialogService, DialogService>();
        serviceCollection.TryAddSingleton<ISystemClipboardService, SystemClipboardService>();
        serviceCollection.TryAddSingleton<IInputInterface>(s => s.GetRequiredService<IDialogService>());

        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
        {
            serviceCollection
                .AddSingleton<IContextMenuProvider, WindowsContextMenuProvider>()
                .AddSingleton<IPlacesService, WindowsPlacesService>();
        }
        else
        {
            serviceCollection
                .AddSingleton<IContextMenuProvider, LinuxContextMenuProvider>()
                .AddSingleton<IPlacesService, LinuxPlacesService>();
        }

        return serviceCollection
            .AddSingleton<IStartupHandler, RootDriveInfoService>()
            .AddSingleton<IStartupHandler>(sp => sp.GetRequiredService<IPlacesService>());
    }

    internal static IServiceCollection RegisterLogging(this IServiceCollection serviceCollection)
    {
        return serviceCollection.AddLogging(loggingBuilder =>
            loggingBuilder.AddSerilog(dispose: true)
        );
    }

    internal static IServiceCollection AddConfiguration(this IServiceCollection serviceCollection)
    {
        var configuration = new ConfigurationBuilder()
            .AddInMemoryCollection(MainConfiguration.Configuration)
            .AddJsonFile("appsettings.json", optional: true)
            .AddJsonFile($"appsettings.{Program.EnvironmentName}.json", true)
            .Build();

        return serviceCollection
            .Configure<ProgramsConfiguration>(configuration.GetSection(SectionNames.ProgramsSectionName))
            .Configure<KeyBindingConfiguration>(configuration.GetSection(SectionNames.KeybindingSectionName))
            .AddSingleton<IConfiguration>(configuration);
    }

    internal static IServiceProvider InitSerilog(this IServiceProvider serviceProvider)
    {
        Log.Logger = new LoggerConfiguration()
            .ReadFrom.Configuration(serviceProvider.GetService<IConfiguration>())
            .Enrich.FromLogContext()
            .WriteTo.File(
                Path.Combine(Program.AppDataRoot, "logs", "appLog.log"),
                fileSizeLimitBytes: 10 * 1024 * 1024,
                rollOnFileSizeLimit: true,
                rollingInterval: RollingInterval.Day)
            .WriteTo.MessageBoxSink(serviceProvider)
            .CreateLogger();

        return serviceProvider;
    }

    private static LoggerConfiguration MessageBoxSink(
        this LoggerSinkConfiguration loggerConfiguration,
        IServiceProvider serviceProvider)
    {
        return loggerConfiguration.Sink(serviceProvider.GetService<ToastMessageSink>());
    }
}