1 files changed, 229 insertions, 0 deletions
diff --git a/src/Ryujinx.Ava/Program.cs b/src/Ryujinx.Ava/Program.cs
new file mode 100644
index 00000000..7f35c62a
--- /dev/null
+++ b/src/Ryujinx.Ava/Program.cs
@@ -0,0 +1,229 @@
+using Avalonia;
+using Avalonia.Threading;
+using Ryujinx.Ava.UI.Helpers;
+using Ryujinx.Ava.UI.Windows;
+using Ryujinx.Common;
+using Ryujinx.Common.Configuration;
+using Ryujinx.Common.GraphicsDriver;
+using Ryujinx.Common.Logging;
+using Ryujinx.Common.SystemInfo;
+using Ryujinx.Common.SystemInterop;
+using Ryujinx.Modules;
+using Ryujinx.SDL2.Common;
+using Ryujinx.Ui.Common;
+using Ryujinx.Ui.Common.Configuration;
+using Ryujinx.Ui.Common.Helper;
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Threading.Tasks;
+
+namespace Ryujinx.Ava
+{
+    internal partial class Program
+    {
+        public static double WindowScaleFactor  { get; set; }
+        public static double DesktopScaleFactor { get; set; } = 1.0;
+        public static string Version            { get; private set; }
+        public static string ConfigurationPath  { get; private set; }
+        public static bool   PreviewerDetached  { get; private set; }
+
+        [LibraryImport("user32.dll", SetLastError = true)]
+        public static partial int MessageBoxA(IntPtr hWnd, [MarshalAs(UnmanagedType.LPStr)] string text, [MarshalAs(UnmanagedType.LPStr)] string caption, uint type);
+
+        private const uint MB_ICONWARNING = 0x30;
+
+        public static void Main(string[] args)
+        {
+            Version = ReleaseInformation.GetVersion();
+
+            if (OperatingSystem.IsWindows() && !OperatingSystem.IsWindowsVersionAtLeast(10, 0, 17134))
+            {
+                _ = MessageBoxA(IntPtr.Zero, "You are running an outdated version of Windows.\n\nStarting on June 1st 2022, Ryujinx will only support Windows 10 1803 and newer.\n", $"Ryujinx {Version}", MB_ICONWARNING);
+            }
+
+            PreviewerDetached = true;
+
+            Initialize(args);
+
+            LoggerAdapter.Register();
+
+            BuildAvaloniaApp().StartWithClassicDesktopLifetime(args);
+        }
+
+        public static AppBuilder BuildAvaloniaApp()
+        {
+            return AppBuilder.Configure<App>()
+                .UsePlatformDetect()
+                .With(new X11PlatformOptions
+                {
+                    EnableMultiTouch = true,
+                    EnableIme        = true,
+                    UseEGL           = false,
+                    UseGpu           = true
+                })
+                .With(new Win32PlatformOptions
+                {
+                    EnableMultitouch                = true,
+                    UseWgl                          = false,
+                    AllowEglInitialization          = false,
+                    CompositionBackdropCornerRadius = 8.0f,
+                })
+                .UseSkia();
+        }
+
+        private static void Initialize(string[] args)
+        {
+            // Parse arguments
+            CommandLineState.ParseArguments(args);
+
+            // Delete backup files after updating.
+            Task.Run(Updater.CleanupUpdate);
+
+            Console.Title = $"Ryujinx Console {Version}";
+
+            // Hook unhandled exception and process exit events.
+            AppDomain.CurrentDomain.UnhandledException += (sender, e) => ProcessUnhandledException(e.ExceptionObject as Exception, e.IsTerminating);
+            AppDomain.CurrentDomain.ProcessExit        += (sender, e) => Exit();
+
+            // Setup base data directory.
+            AppDataManager.Initialize(CommandLineState.BaseDirPathArg);
+
+            // Initialize the configuration.
+            ConfigurationState.Initialize();
+
+            // Initialize the logger system.
+            LoggerModule.Initialize();
+
+            // Initialize Discord integration.
+            DiscordIntegrationModule.Initialize();
+
+            // Initialize SDL2 driver
+            SDL2Driver.MainThreadDispatcher = action => Dispatcher.UIThread.InvokeAsync(action, DispatcherPriority.Input);
+
+            ReloadConfig();
+
+            ForceDpiAware.Windows();
+
+            WindowScaleFactor = ForceDpiAware.GetWindowScaleFactor();
+
+            // Logging system information.
+            PrintSystemInfo();
+
+            // Enable OGL multithreading on the driver, when available.
+            DriverUtilities.ToggleOGLThreading(ConfigurationState.Instance.Graphics.BackendThreading == BackendThreading.Off);
+
+            // Check if keys exists.
+            if (!File.Exists(Path.Combine(AppDataManager.KeysDirPath, "prod.keys")))
+            {
+                if (!(AppDataManager.Mode == AppDataManager.LaunchMode.UserProfile && File.Exists(Path.Combine(AppDataManager.KeysDirPathUser, "prod.keys"))))
+                {
+                    MainWindow.ShowKeyErrorOnLoad = true;
+                }
+            }
+
+            if (CommandLineState.LaunchPathArg != null)
+            {
+                MainWindow.DeferLoadApplication(CommandLineState.LaunchPathArg, CommandLineState.StartFullscreenArg);
+            }
+        }
+
+        public static void ReloadConfig()
+        {
+            string localConfigurationPath   = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Config.json");
+            string appDataConfigurationPath = Path.Combine(AppDataManager.BaseDirPath, "Config.json");
+
+            // Now load the configuration as the other subsystems are now registered
+            if (File.Exists(localConfigurationPath))
+            {
+                ConfigurationPath = localConfigurationPath;
+            }
+            else if (File.Exists(appDataConfigurationPath))
+            {
+                ConfigurationPath = appDataConfigurationPath;
+            }
+
+            if (ConfigurationPath == null)
+            {
+                // No configuration, we load the default values and save it to disk
+                ConfigurationPath = appDataConfigurationPath;
+
+                ConfigurationState.Instance.LoadDefault();
+                ConfigurationState.Instance.ToFileFormat().SaveConfig(ConfigurationPath);
+            }
+            else
+            {
+                if (ConfigurationFileFormat.TryLoad(ConfigurationPath, out ConfigurationFileFormat configurationFileFormat))
+                {
+                    ConfigurationState.Instance.Load(configurationFileFormat, ConfigurationPath);
+                }
+                else
+                {
+                    ConfigurationState.Instance.LoadDefault();
+
+                    Logger.Warning?.PrintMsg(LogClass.Application, $"Failed to load config! Loading the default config instead.\nFailed config location {ConfigurationPath}");
+                }
+            }
+
+            // Check if graphics backend was overridden
+            if (CommandLineState.OverrideGraphicsBackend != null)
+            {
+                if (CommandLineState.OverrideGraphicsBackend.ToLower() == "opengl")
+                {
+                    ConfigurationState.Instance.Graphics.GraphicsBackend.Value = GraphicsBackend.OpenGl;
+                }
+                else if (CommandLineState.OverrideGraphicsBackend.ToLower() == "vulkan")
+                {
+                    ConfigurationState.Instance.Graphics.GraphicsBackend.Value = GraphicsBackend.Vulkan;
+                }
+            }
+
+            // Check if docked mode was overriden.
+            if (CommandLineState.OverrideDockedMode.HasValue)
+            {
+                ConfigurationState.Instance.System.EnableDockedMode.Value = CommandLineState.OverrideDockedMode.Value;
+            }
+        }
+
+        private static void PrintSystemInfo()
+        {
+            Logger.Notice.Print(LogClass.Application, $"Ryujinx Version: {Version}");
+            SystemInfo.Gather().Print();
+
+            Logger.Notice.Print(LogClass.Application, $"Logs Enabled: {(Logger.GetEnabledLevels().Count == 0 ? "<None>" : string.Join(", ", Logger.GetEnabledLevels()))}");
+
+            if (AppDataManager.Mode == AppDataManager.LaunchMode.Custom)
+            {
+                Logger.Notice.Print(LogClass.Application, $"Launch Mode: Custom Path {AppDataManager.BaseDirPath}");
+            }
+            else
+            {
+                Logger.Notice.Print(LogClass.Application, $"Launch Mode: {AppDataManager.Mode}");
+            }
+        }
+
+        private static void ProcessUnhandledException(Exception ex, bool isTerminating)
+        {
+            string message = $"Unhandled exception caught: {ex}";
+
+            Logger.Error?.PrintMsg(LogClass.Application, message);
+
+            if (Logger.Error == null)
+            {
+                Logger.Notice.PrintMsg(LogClass.Application, message);
+            }
+
+            if (isTerminating)
+            {
+                Exit();
+            }
+        }
+
+        public static void Exit()
+        {
+            DiscordIntegrationModule.Exit();
+
+            Logger.Shutdown();
+        }
+    }
+}