Work on GUI

There is still a long way till it's done...

GUI/Program.cs

@@ -1,4 +1,10 @@
 using System;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Threading;
+using System.Threading.Tasks;
 using System.Windows.Forms;
 using GUI;
 
@@ -15,26 +21,135 @@ namespace ArchiSteamFarm {
 			return null;
 		}
 
-		internal static void Exit() {
-
+		internal static void Exit(int exitCode = 0) {
+			InitShutdownSequence();
+			Environment.Exit(exitCode);
 		}
 
 		internal static void Restart() {
+			InitShutdownSequence();
 
+			try {
+				Process.Start(Assembly.GetEntryAssembly().Location, string.Join(" ", Environment.GetCommandLineArgs().Skip(1)));
+			} catch (Exception e) {
+				Logging.LogGenericException(e);
+			}
+
+			Environment.Exit(0);
 		}
 
 		internal static void OnBotShutdown() {
 
 		}
 
+		internal static void InitShutdownSequence() {
+			foreach (Bot bot in Bot.Bots.Values.Where(bot => bot.KeepRunning)) {
+				bot.Stop();
+			}
+		}
+
+		private static void UnhandledExceptionHandler(object sender, UnhandledExceptionEventArgs args) {
+			if (args?.ExceptionObject == null) {
+				Logging.LogNullError(nameof(args) + " || " + nameof(args.ExceptionObject));
+				return;
+			}
+
+			Logging.LogFatalException((Exception) args.ExceptionObject);
+		}
+
+		private static void UnobservedTaskExceptionHandler(object sender, UnobservedTaskExceptionEventArgs args) {
+			if (args?.Exception == null) {
+				Logging.LogNullError(nameof(args) + " || " + nameof(args.Exception));
+				return;
+			}
+
+			Logging.LogFatalException(args.Exception);
+		}
+
+		private static void InitServices() {
+			string globalConfigFile = Path.Combine(SharedInfo.ConfigDirectory, SharedInfo.GlobalConfigFileName);
+
+			GlobalConfig = GlobalConfig.Load(globalConfigFile);
+			if (GlobalConfig == null) {
+				Logging.LogGenericError("Global config could not be loaded, please make sure that " + globalConfigFile + " exists and is valid!");
+				Exit(1);
+			}
+
+			string globalDatabaseFile = Path.Combine(SharedInfo.ConfigDirectory, SharedInfo.GlobalDatabaseFileName);
+
+			GlobalDatabase = GlobalDatabase.Load(globalDatabaseFile);
+			if (GlobalDatabase == null) {
+				Logging.LogGenericError("Global database could not be loaded, if issue persists, please remove " + globalDatabaseFile + " in order to recreate database!");
+				Exit(1);
+			}
+
+			ArchiWebHandler.Init();
+			WebBrowser.Init();
+
+			WebBrowser = new WebBrowser(SharedInfo.ASF);
+		}
+
+		private static void Init() {
+			AppDomain.CurrentDomain.UnhandledException += UnhandledExceptionHandler;
+			TaskScheduler.UnobservedTaskException += UnobservedTaskExceptionHandler;
+
+			Logging.InitCoreLoggers();
+
+			if (!Runtime.IsRuntimeSupported()) {
+				Logging.LogGenericError("ASF detected unsupported runtime version, program might NOT run correctly in current environment. You're running it at your own risk!");
+			}
+
+			string homeDirectory = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
+			if (!string.IsNullOrEmpty(homeDirectory)) {
+				Directory.SetCurrentDirectory(homeDirectory);
+
+				// Allow loading configs from source tree if it's a debug build
+				if (Debugging.IsDebugBuild) {
+
+					// Common structure is bin/(x64/)Debug/ArchiSteamFarm.exe, so we allow up to 4 directories up
+					for (byte i = 0; i < 4; i++) {
+						Directory.SetCurrentDirectory("..");
+						if (!Directory.Exists(SharedInfo.ASFDirectory)) {
+							continue;
+						}
+
+						Directory.SetCurrentDirectory(SharedInfo.ASFDirectory);
+						break;
+					}
+
+					// If config directory doesn't exist after our adjustment, abort all of that
+					if (!Directory.Exists(SharedInfo.ConfigDirectory)) {
+						Directory.SetCurrentDirectory(homeDirectory);
+					}
+				}
+			}
+
+			InitServices();
+
+			// If debugging is on, we prepare debug directory prior to running
+			if (GlobalConfig.Debug) {
+				if (Directory.Exists(SharedInfo.DebugDirectory)) {
+					Directory.Delete(SharedInfo.DebugDirectory, true);
+					Thread.Sleep(1000); // Dirty workaround giving Windows some time to sync
+				}
+				Directory.CreateDirectory(SharedInfo.DebugDirectory);
+
+				SteamKit2.DebugLog.AddListener(new Debugging.DebugListener(Path.Combine(SharedInfo.DebugDirectory, "debug.txt")));
+				SteamKit2.DebugLog.Enabled = true;
+			}
+
+			Logging.InitEnhancedLoggers();
+		}
+
 		/// <summary>
 		/// The main entry point for the application.
 		/// </summary>
 		[STAThread]
 		private static void Main() {
+			Init();
 			Application.EnableVisualStyles();
 			Application.SetCompatibleTextRenderingDefault(false);
-			Application.Run(new Form1());
+			Application.Run(new MainForm());
 		}
 	}
 }