Libation Runs on Linux!

Source/LibationAvalonia/Program.cs

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+using System;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using ApplicationServices;
+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Media.Imaging;
+using Avalonia.Platform;
+using Avalonia.ReactiveUI;
+using LibationFileManager;
+
+namespace LibationAvalonia
+{
+	static class Program
+	{
+		static void Main()
+		{
+			var sw = System.Diagnostics.Stopwatch.StartNew();
+			var config = LoadLibationConfig();
+
+			if (config is null) return;
+
+			//Start as much work in parallel as possible.
+			var runDbMigrationsTask = Task.Run(() => RunDbMigrations(config));
+			var classicLifetimeTask = Task.Run(() => new ClassicDesktopStyleApplicationLifetime());
+			var appBuilderTask = Task.Run(BuildAvaloniaApp);
+
+			if (!runDbMigrationsTask.GetAwaiter().GetResult())
+				return;
+
+			var dbLibraryTask = Task.Run(() => DbContexts.GetLibrary_Flat_NoTracking(includeParents: true));
+
+			appBuilderTask.GetAwaiter().GetResult().SetupWithLifetime(classicLifetimeTask.GetAwaiter().GetResult());
+
+			var form1 = (AvaloniaUI.Views.MainWindow)classicLifetimeTask.Result.MainWindow;
+
+			form1.OnLibraryLoaded(dbLibraryTask.GetAwaiter().GetResult());
+
+			var assets = AvaloniaLocator.Current.GetService<IAssetLoader>();
+
+			classicLifetimeTask.Result.Start(null);
+		}
+
+		public static AppBuilder BuildAvaloniaApp()
+			=> AppBuilder.Configure<AvaloniaUI.App>()
+			.UsePlatformDetect()
+			.LogToTrace()
+			.UseReactiveUI();
+
+		private static Configuration LoadLibationConfig()
+		{
+			try
+			{
+				//***********************************************//
+				//                                               //
+				//   do not use Configuration before this line   //
+				//                                               //
+				//***********************************************//
+				// Migrations which must occur before configuration is loaded for the first time. Usually ones which alter the Configuration
+				var config = AppScaffolding.LibationScaffolding.RunPreConfigMigrations();
+				AudibleUtilities.AudibleApiStorage.EnsureAccountsSettingsFileExists();
+				return config;
+			}
+			catch (Exception ex)
+			{
+
+				return null;
+			}
+		}
+
+		private static bool RunDbMigrations(Configuration config)
+		{
+			try
+			{
+				// most migrations go in here
+				AppScaffolding.LibationScaffolding.RunPostConfigMigrations(config);
+				AppScaffolding.LibationScaffolding.RunPostMigrationScaffolding(config);
+
+				return true;
+			}
+			catch (Exception ex)
+			{
+				return false;
+			}
+		}
+	}
+}