Refactored GUI

README.md

@@ -1,16 +1,25 @@
 ![Banner](https://i.imgur.com/p0P4tcI.png)
 
 GUI and CLI Launcher for [Project Reboot](https://github.com/Milxnor/Project-Reboot-3.0/)
+
 Join our [Discord](https://discord.gg/rebootmp)
 
+Install the launcher easily from the [releases](https://github.com/Auties00/Reboot-Launcher/releases/) section
+
 ## Modules
 
 - COMMON: Shared business logic for CLI and GUI modules
+  
 - CLI: Work in progress command line interface to host a Fortnite Server on a Windows VPS easily, developed in Dart
+  
 - GUI: Stable graphical user interface to play and host Fortnite S0-14
-  ![image](https://github.com/user-attachments/assets/7ff5d49e-8920-41ad-a805-188d84ad6ec4)
 
+## Preview 
 
-## Installation
+- GUI
   
-Check the releases section
+![Registrazione 2025-03-24 194421](https://github.com/user-attachments/assets/f3452969-76ba-49e7-b707-42754bacad70)
+
+- CLI
+  
+Coming soon!

cli/lib/main.dart

@@ -1,60 +1,100 @@
-import 'package:interact/interact.dart';
-import 'package:reboot_cli/cli.dart';
-import 'package:tint/tint.dart';
+import 'dart:io';
+import 'dart:isolate';
 
+import 'package:interact_cli/interact_cli.dart';
+import 'package:reboot_cli/src/controller/config.dart';
+import 'package:reboot_cli/src/util/console.dart';
+import 'package:reboot_cli/src/util/extensions.dart';
+import 'package:reboot_common/common.dart';
+import 'package:tint/tint.dart';
+import 'package:version/version.dart';
+
+const Command _buildList = Command(name: 'list', parameters: [], subCommands: []);
 const Command _buildImport = Command(name: 'import', parameters: ['version', 'path'], subCommands: []);
 const Command _buildDownload = Command(name: 'download', parameters: ['version', 'path'], subCommands: []);
-const Command _build = Command(name: 'build', parameters: [], subCommands: [_buildImport, _buildDownload]);
+const Command _build = Command(name: 'versions', parameters: [], subCommands: [_buildList, _buildImport, _buildDownload]);
 const Command _play = Command(name: 'play', parameters: [], subCommands: []);
 const Command _host = Command(name: 'host', parameters: [], subCommands: []);
 const Command _backend = Command(name: 'backend', parameters: [], subCommands: []);
+final List<String> _versions = downloadableBuilds.map((build) => build.gameVersion).toList(growable: false);
+const String _playVersionAction = 'Play';
+const String _hostVersionAction = 'Host';
+const String _deleteVersionAction = 'Delete';
+const String _infoVersionAction = 'Info';
+const List<String> _versionActions = [_playVersionAction, _hostVersionAction, _deleteVersionAction, _infoVersionAction];
 
-void main(List<String> args) {
-  _welcome();
+void main(List<String> args) async {
+  enableLoggingToConsole = false;
+  useDefaultPath = true;
 
-  final parser = Parser(commands: [_build, _play, _host, _backend]);
+  print("""
+🎮 Reboot Launcher
+🔥 Launch, manage, and play Fortnite using Project Reboot!
+🚀 Developed by Auties00 - Version 10.0.7
+""".green());
+
+  final parser = ConsoleParser(
+      commands: [
+        _build,
+        _play,
+        _host,
+        _backend
+      ]
+  );
   final command = parser.parse(args);
-  print(command);
-  _handleRootCommand(command);
+  await _handleRootCommand(command);
 }
 
-void _handleRootCommand(CommandCall? call) {
-  switch(call == null ? null : call.name) {
-    case 'build':
-      _handleBuildCommand(call?.subCall);
+Future<void> _handleRootCommand(CommandCall? command) async {
+  if(command == null) {
+    await _askRootCommand();
+    return;
+  }
+
+  switch (command.name) {
+    case 'versions':
+      await _handleBuildCommand(command.subCall);
       break;
     case 'play':
-      _handleBuildCommand(call?.subCall);
+      _handlePlayCommand(command.subCall);
       break;
     case 'host':
-      _handleBuildCommand(call?.subCall);
+      _handleHostCommand(command.subCall);
       break;
     case 'backend':
-      _handleBuildCommand(call?.subCall);
+      _handleBackendCommand(command.subCall);
       break;
     default:
-      _askRootCommand();
+      await _askRootCommand();
       break;
   }
 }
 
-void _askRootCommand() {
+Future<void> _askRootCommand() async {
   final commands = [_build.name, _play.name, _host.name, _backend.name];
   final commandSelector = Select.withTheme(
       prompt: ' Select a command:',
       options: commands,
-      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '')
+      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '', successSuffix: '', errorPrefix: '❌')
   );
-  _handleRootCommand(CommandCall(name: commands[commandSelector.interact()]));
+  await _handleRootCommand(CommandCall(name: commands[commandSelector.interact()]));
 }
 
-void _handleBuildCommand(CommandCall? call) {
-  switch(call == null ? null : call.name) {
+Future<void> _handleBuildCommand(CommandCall? call) async {
+  if(call == null) {
+    _askBuildCommand();
+    return;
+  }
+
+  switch(call.name) {
     case 'import':
-      _handleBuildImportCommand(call!);
+      await _handleBuildImportCommand(call);
       break;
     case 'download':
-      _handleBuildDownloadCommand(call!);
+      _handleBuildDownloadCommand(call);
+      break;
+    case 'list':
+      _handleBuildListCommand(call);
       break;
     default:
       _askBuildCommand();
@@ -62,23 +102,324 @@ void _handleBuildCommand(CommandCall? call) {
   }
 }
 
-void _handleBuildImportCommand(CommandCall call) {
-  final version = call.parameters['path'];
-  final path = call.parameters['path'];
-  print(version);
-  print(path);
+void _handleBuildListCommand(CommandCall commandCall) {
+  List<FortniteVersion> versions;
+  try {
+    versions = readVersions();
+  }catch(error) {
+    print("❌ $error");
+    return;
+  }
+
+  if(versions.isEmpty) {
+    print("❌ No versions found");
+    return;
+  }
+
+  final versionSelector = Select.withTheme(
+      prompt: ' Select a version:',
+      options: versions.map((version) => version.gameVersion).toList(growable: false),
+      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '', successSuffix: '', errorPrefix: '❌')
+  );
+  final version = versions[versionSelector.interact()];
+  final actionSelector = Select.withTheme(
+      prompt: ' Select an action:',
+      options: _versionActions,
+      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '', successSuffix: '', errorPrefix: '❌')
+  );
+  final action = _versionActions[actionSelector.interact()];
+  switch(action) {
+    case _playVersionAction:
+       break;
+    case _hostVersionAction:
+      break;
+    case _deleteVersionAction:
+      break;
+    case _infoVersionAction:
+      print('');
+  print("""
+🏷️ ${"Version: ".cyan()} ${version.gameVersion}
+📁 ${"Location:".cyan()} ${version.location.path}
+""".green());
+      break;
+  }
 }
 
-void _handleBuildDownloadCommand(CommandCall call) {
+Future<void> _handleBuildImportCommand(CommandCall call) async {
+  final version = _getOrPromptVersion(call);
+  if(version == null) {
+    return;
+  }
 
+  final path = await _getOrPromptPath(call, true);
+  if(path == null) {
+    return;
+  }
+
+  final fortniteVersion = FortniteVersion(
+      name: '',
+      gameVersion: version,
+      location: Directory(path)
+  );
+  writeVersion(fortniteVersion);
+  print('');
+  print('✅ Imported build: ${version.green()}');
+}
+
+String? _getOrPromptVersion(CommandCall call) {
+  final version = call.parameters['version'];
+  if(version != null) {
+    final result = version.trim();
+    if (_versions.contains(result)) {
+      return result;
+    }
+
+    print('');
+    print("❌ Unknown version: $result");
+    return null;
+  }
+
+  stdout.write('❓ Type a version: ');
+  final result = runAutoComplete(_autocompleteVersion).trim();
+  if(_versions.contains(result)) {
+    print('✅ Type a version: ${result.green()}');
+    return result;
+  }
+
+  print('');
+  print("❌ Unknown version: $version");
+  return null;
+}
+
+Future<String?> _getOrPromptPath(CommandCall call, bool existing) async {
+  var path = call.parameters['path'];
+  if(path != null) {
+    final result = path.trim();
+    final check = await _checkBuildPath(result, existing);
+    if(!check) {
+      return null;
+    }
+
+    return result;
+  }
+
+  stdout.write('❓ Type a path: ');
+  final result = runAutoComplete(_autocompletePath).trim();
+  final check = await _checkBuildPath(result, existing);
+  if(!check) {
+    return null;
+  }
+
+  print('✅ Type a path: ${result.green()}');
+  return result;
+}
+
+Future<bool> _checkBuildPath(String path, bool existing) async {
+  final directory = Directory(path);
+  if(!directory.existsSync()) {
+    if(existing) {
+      print('');
+      print("❌ Unknown path: $path");
+      return false;
+    }else {
+      directory.createSync(recursive: true);
+    }
+  }
+
+  if (existing) {
+    final checker = Spinner.withTheme(
+        icon: '✅',
+        rightPrompt: (status) {
+          switch(status) {
+            case SpinnerStateType.inProgress:
+              return 'Looking for FortniteClient-Win64-Shipping.exe...';
+            case SpinnerStateType.done:
+              return 'Finished looking for FortniteClient-Win64-Shipping.exe';
+            case SpinnerStateType.failed:
+              return 'Failed to look for FortniteClient-Win64-Shipping.exe';
+          }
+        },
+        theme: Theme.colorfulTheme.copyWith(successSuffix: '', errorPrefix: '❌', spinners: '🕐 🕑 🕒 🕓 🕔 🕕 🕖 🕗 🕘 🕙 🕚 🕛'.split(' '))
+    ).interact();
+
+    final files = await findFiles(directory, "FortniteClient-Win64-Shipping.exe")
+        .withMinimumDuration(const Duration(seconds: 1));
+    if(files.isEmpty) {
+      print("❌ Cannot find FortniteClient-Win64-Shipping.exe in $path");
+      return false;
+    }
+
+    if(files.length > 1) {
+      print("❌ There must be only one executable named FortniteClient-Win64-Shipping.exe in $path");
+      return false;
+    }
+
+    checker.done();
+  }
+
+  return true;
+}
+
+String? _autocompleteVersion(String input) => input.isEmpty ? null : _versions.firstWhereOrNull((version) => version.toLowerCase().startsWith(input.toLowerCase()));
+
+String? _autocompletePath(String path) {
+  try {
+    if (path.isEmpty) {
+      return null;
+    }
+
+    final String separator = Platform.isWindows ? '\\' : '/';
+    path = path.replaceAll('\\', separator);
+
+    if (FileSystemEntity.isFileSync(path)) {
+      return null;
+    }
+
+    if(FileSystemEntity.isDirectorySync(path)) {
+      return path.endsWith(separator) ? null : path + separator;
+    }
+
+    final lastSeparatorIndex = path.lastIndexOf(separator);
+    String directoryPath;
+    String partialName;
+    String prefixPath;
+    if (lastSeparatorIndex == -1) {
+      directoryPath = '';
+      partialName = path;
+      prefixPath = '';
+    } else {
+      directoryPath = path.substring(0, lastSeparatorIndex);
+      partialName = path.substring(lastSeparatorIndex + 1);
+      prefixPath = path.substring(0, lastSeparatorIndex + 1);
+      if (directoryPath.isEmpty && lastSeparatorIndex == 0) {
+        directoryPath = separator;
+      } else if (directoryPath.isEmpty) {
+        directoryPath = '.';
+      }
+    }
+
+    final dir = Directory(directoryPath);
+    if (!dir.existsSync()) {
+      return null;
+    }
+
+    final entries = dir.listSync();
+    final matches = <FileSystemEntity>[];
+    for (var entry in entries) {
+      final name = entry.path.split(separator).last;
+      if (name.startsWith(partialName)) {
+        matches.add(entry);
+      }
+    }
+
+    if (matches.isEmpty) {
+      return null;
+    }
+
+    matches.sort((a, b) {
+      final aIsDir = a is Directory;
+      final bIsDir = b is Directory;
+
+      if (aIsDir != bIsDir) {
+        return aIsDir ? -1 : 1;
+      }
+
+      final aName = a.path.split(separator).last;
+      final bName = b.path.split(separator).last;
+
+      if (aName.length != bName.length) {
+        return aName.length - bName.length;
+      }
+
+      return aName.compareTo(bName);
+    });
+
+    final bestMatch = matches.first;
+    final bestMatchName = bestMatch.path.split(separator).last;
+
+    var result = prefixPath + bestMatchName;
+    if (bestMatch is Directory) {
+      result = result.endsWith(separator) ? result : result + separator;
+    }
+    return result;
+  } catch (_) {
+    return null;
+  }
+}
+
+
+Future<void> _handleBuildDownloadCommand(CommandCall call) async {
+  final version = _getOrPromptVersion(call);
+  if(version == null) {
+    return;
+  }
+
+  final parsedVersion = Version.parse(version);
+  final build = downloadableBuilds.firstWhereOrNull((build) => Version.parse(build.gameVersion) == parsedVersion);
+  if(build == null) {
+    print('');
+    print("❌ Cannot find mirror for version: $parsedVersion");
+    return;
+  }
+
+  final path = await _getOrPromptPath(call, false);
+  if(path == null) {
+    return;
+  }
+
+  double progress = 0;
+  bool extracting = false;
+  final downloader = Spinner.withTheme(
+      icon: '✅',
+      rightPrompt: (status) => status != SpinnerStateType.inProgress ? 'Finished ${extracting ? 'extracting' : 'downloading'} ${parsedVersion.toString()}' : '${extracting ? 'Extracting' : 'Downloading'} ${parsedVersion.toString()} (${progress.round()}%)...',
+      theme: Theme.colorfulTheme.copyWith(successSuffix: '', errorPrefix: '❌', spinners: '🕐 🕑 🕒 🕓 🕔 🕕 🕖 🕗 🕘 🕙 🕚 🕛'.split(' '))
+  ).interact();
+  final parsedDirectory = Directory(path);
+  final receivePort = ReceivePort();
+  SendPort? sendPort;
+  receivePort.listen((message) {
+    if(message is FortniteBuildDownloadProgress) {
+      if(message.progress >= 100) {
+        sendPort?.send(kStopBuildDownloadSignal);
+        stopDownloadServer();
+        downloader.done();
+        receivePort.close();
+        final fortniteVersion = FortniteVersion(
+            name: "dummy",
+            gameVersion: version,
+            location: parsedDirectory
+        );
+        writeVersion(fortniteVersion);
+        print('');
+        print('✅ Downloaded build: ${version.green()}');
+      }else {
+        progress = message.progress;
+        extracting = message.extracting;
+      }
+    }else if(message is SendPort) {
+      sendPort = message;
+    }else {
+      sendPort?.send(kStopBuildDownloadSignal);
+      stopDownloadServer();
+      downloader.done();
+      receivePort.close();
+      print("❌ Cannot download build: $message");
+    }
+  });
+  final options = FortniteBuildDownloadOptions(
+      build,
+      parsedDirectory,
+      receivePort.sendPort
+  );
+  await downloadArchiveBuild(options);
 }
 
 void _askBuildCommand() {
-  final commands = [_buildImport.name, _buildDownload.name];
+  final commands = [_buildList.name, _buildImport.name, _buildDownload.name];
   final commandSelector = Select.withTheme(
-      prompt: ' Select a build command:',
+      prompt: ' Select a version command:',
       options: commands,
-      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '')
+      theme: Theme.colorfulTheme.copyWith(inputPrefix: '❓', inputSuffix: '', successSuffix: '', errorPrefix: '❌')
   );
   _handleBuildCommand(CommandCall(name: commands[commandSelector.interact()]));
 }
@@ -94,9 +435,3 @@ void _handleHostCommand(CommandCall? call) {
 void _handleBackendCommand(CommandCall? call) {
 
 }
-
-void _welcome() => print("""
-🎮 Reboot Launcher
-🔥 Launch, manage, and play Fortnite using Project Reboot!
-🚀 Developed by Auties00 - Version 10.0.7
-""".green());

cli/lib/src/controller/config.dart

@@ -0,0 +1,34 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:reboot_common/common.dart';
+
+List<FortniteVersion> readVersions() {
+  final file = _versionsFile;
+  if(!file.existsSync()) {
+    return [];
+  }
+
+  try {
+    Iterable decodedVersionsJson = jsonDecode(file.readAsStringSync());
+    return decodedVersionsJson
+        .map((entry) {
+      try {
+        return FortniteVersion.fromJson(entry);
+      }catch(error) {
+        throw "Cannot parse version: $error";
+      }
+    })
+        .toList();
+  }catch(error) {
+    throw "Cannot parse versions: $error";
+  }
+}
+
+void writeVersion(FortniteVersion version) {
+  final versions = readVersions();
+  versions.add(version);
+  _versionsFile.writeAsString(jsonEncode(versions.map((version) => version.toJson()).toList()));
+}
+
+File get _versionsFile => File('${installationDirectory.path}/versions.json');

cli/lib/src/util/console.dart

@@ -1,9 +1,12 @@
-import 'dart:collection';
+import 'dart:io';
+import 'package:dart_console/dart_console.dart';
 
-class Parser {
+typedef AutoComplete = String? Function(String);
+
+class ConsoleParser {
   final List<Command> commands;
 
-  Parser({required this.commands});
+  ConsoleParser({required this.commands});
 
   CommandCall? parse(List<String> args) {
     var position = 0;
@@ -87,3 +90,71 @@ class CommandCall {
   @override
   String toString() => 'CommandCall{name: $name, parameters: $parameters, subCall: $subCall}';
 }
+
+String runAutoComplete(AutoComplete completion) {
+  final console = Console();
+  console.rawMode = true;
+  final position = console.cursorPosition!;
+
+  var currentInput = '';
+  var running = true;
+  var result = '';
+
+  while (running) {
+    final key = console.readKey();
+    switch (key.controlChar) {
+      case ControlCharacter.ctrlC:
+        running = false;
+        break;
+      case ControlCharacter.enter:
+        _eraseUntil(console, position);
+        console.write(currentInput);
+        console.writeLine();
+        result = currentInput;
+        running = false;
+        break;
+      case ControlCharacter.tab:
+        final suggestion = completion(currentInput);
+        if (suggestion != null) {
+          _eraseUntil(console, position);
+          currentInput = suggestion;
+          console.write(currentInput);
+        }
+        break;
+      case ControlCharacter.backspace:
+        if (currentInput.isNotEmpty) {
+          currentInput = currentInput.substring(0, currentInput.length - 1);
+          _eraseUntil(console, position);
+          console.write(currentInput);
+          _showSuggestion(console, position, currentInput, completion);
+        }
+        break;
+      default:
+        currentInput += key.char;
+        console.write(key.char);
+        _showSuggestion(console, position, currentInput, completion);
+    }
+  }
+
+  return result;
+}
+
+void _eraseUntil(Console console, Coordinate position) {
+  console.cursorPosition = position;
+  stdout.write('\x1b[K');
+}
+
+void _showSuggestion(Console console, Coordinate position, String input, AutoComplete completion) {
+  final suggestion = completion(input);
+  if(suggestion == null) {
+    _eraseUntil(console, position);
+    console.write(input);
+  }else if(suggestion.length > input.length) {
+    final remaining = suggestion.substring(input.length);
+    final cursorPosition = console.cursorPosition;
+    console.setForegroundColor(ConsoleColor.brightBlack);
+    console.write(remaining);
+    console.resetColorAttributes();
+    console.cursorPosition = cursorPosition;
+  }
+}

cli/lib/src/util/extensions.dart

@@ -0,0 +1,20 @@
+extension IterableExtension<E> on Iterable<E> {
+  E? firstWhereOrNull(bool test(E element)) {
+    for (final element in this) {
+      if (test(element)) {
+        return element;
+      }
+    }
+    return null;
+  }
+}
+
+extension FutureExtension<T> on Future<T> {
+  Future<T> withMinimumDuration(Duration duration) async {
+    final result = await Future.wait([
+      Future.delayed(duration),
+      this
+    ]);
+    return result.last;
+  }
+}

cli/pubspec.yaml

@@ -5,14 +5,15 @@ version: "10.0.7"
 publish_to: 'none'
 
 environment:
-  sdk: ">=2.19.0 <=3.5.3"
+  sdk: ">=3.0.0 <=3.5.3"
 
 dependencies:
   reboot_common:
     path: ./../common
   tint: ^2.0.1
-  interact: ^2.2.0
+  interact_cli: ^2.4.0
   args: ^2.6.0
+  version: ^3.0.2
 
 dependency_overrides:
   xml: ^6.3.0

common/lib/common.dart

@@ -1,22 +1,21 @@
-export 'package:reboot_common/src/constant/backend.dart';
-export 'package:reboot_common/src/constant/game.dart';
-export 'package:reboot_common/src/constant/supabase.dart';
-export 'package:reboot_common/src/extension/path.dart';
-export 'package:reboot_common/src/extension/process.dart';
-export 'package:reboot_common/src/model/fortnite_build.dart';
-export 'package:reboot_common/src/model/fortnite_version.dart';
-export 'package:reboot_common/src/model/game_instance.dart';
-export 'package:reboot_common/src/model/server_result.dart';
-export 'package:reboot_common/src/model/server_type.dart';
-export 'package:reboot_common/src/model/update_status.dart';
-export 'package:reboot_common/src/model/update_timer.dart';
-export 'package:reboot_common/src/model/fortnite_server.dart';
-export 'package:reboot_common/src/model/dll.dart';
-export 'package:reboot_common/src/util/backend.dart';
-export 'package:reboot_common/src/util/build.dart';
-export 'package:reboot_common/src/util/dll.dart';
-export 'package:reboot_common/src/util/network.dart';
-export 'package:reboot_common/src/util/patcher.dart';
-export 'package:reboot_common/src/util/path.dart';
-export 'package:reboot_common/src/util/process.dart';
-export 'package:reboot_common/src/util/log.dart';
+export 'package:reboot_common/src/backend/auth_backend_constants.dart';
+export 'package:reboot_common/src/backend/auth_backend_helper.dart';
+export 'package:reboot_common/src/backend/auth_backend_result.dart';
+export 'package:reboot_common/src/backend/auth_backend_type.dart';
+
+export 'package:reboot_common/src/browser/server_browser_client.dart';
+export 'package:reboot_common/src/browser/server_browser_entry.dart';
+export 'package:reboot_common/src/browser/server_browser_event.dart';
+export 'package:reboot_common/src/browser/server_browser_state.dart';
+
+export 'package:reboot_common/src/game/game_build.dart';
+export 'package:reboot_common/src/game/game_constants.dart';
+export 'package:reboot_common/src/game/game_dll.dart';
+export 'package:reboot_common/src/game/game_downloader.dart';
+export 'package:reboot_common/src/game/game_instance.dart';
+export 'package:reboot_common/src/game/game_metadata.dart';
+export 'package:reboot_common/src/game/game_version.dart';
+
+export 'package:reboot_common/src/util/extensions.dart';
+export 'package:reboot_common/src/util/logger.dart';
+export 'package:reboot_common/src/util/os.dart';

common/lib/src/backend/auth_backend_helper.dart

@@ -3,7 +3,7 @@ import 'dart:io';
 
 import 'package:ini/ini.dart';
 import 'package:reboot_common/common.dart';
-import 'package:reboot_common/src/extension/types.dart';
+
 import 'package:shelf/shelf_io.dart';
 import 'package:shelf_proxy/shelf_proxy.dart';
 import 'package:sync/semaphore.dart';
@@ -15,87 +15,95 @@ final Semaphore _semaphore = Semaphore();
 String? _lastIp;
 String? _lastPort;
 
-Stream<ServerResult> startBackend({required ServerType type, required String host, required String port, required bool detached, required void Function(String) onError}) async* {
+typedef BackendErrorHandler = void Function(String);
+
+Stream<AuthBackendResult> startAuthBackend({
+  required AuthBackendType type,
+  required String host,
+  required String port,
+  required bool detached,
+  required BackendErrorHandler? onError
+}) async* {
   Process? process;
   HttpServer? server;
   try {
     host = host.trim();
     port = port.trim();
-    if(type != ServerType.local || port != kDefaultBackendPort.toString()) {
-      yield ServerResult(ServerResultType.starting);
+    if(type != AuthBackendType.local || port != kDefaultBackendPort.toString()) {
+      yield AuthBackendResult(AuthBackendResultType.starting);
     }
 
     if (host.isEmpty) {
-      yield ServerResult(ServerResultType.startMissingHostError);
+      yield AuthBackendResult(AuthBackendResultType.startMissingHostError);
       return;
     }
 
     if (port.isEmpty) {
-      yield ServerResult(ServerResultType.startMissingPortError);
+      yield AuthBackendResult(AuthBackendResultType.startMissingPortError);
       return;
     }
 
     final portNumber = int.tryParse(port);
     if (portNumber == null) {
-      yield ServerResult(ServerResultType.startIllegalPortError);
+      yield AuthBackendResult(AuthBackendResultType.startIllegalPortError);
       return;
     }
 
-    if ((type != ServerType.local || port != kDefaultBackendPort.toString()) && !(await isBackendPortFree())) {
-      yield ServerResult(ServerResultType.startFreeingPort);
-      final result = await freeBackendPort();
+    if ((type != AuthBackendType.local || port != kDefaultBackendPort.toString()) && !(await isAuthBackendPortFree())) {
+      yield AuthBackendResult(AuthBackendResultType.startFreeingPort);
+      final result = await freeAuthBackendPort();
       if(!result) {
-        yield ServerResult(ServerResultType.startFreePortError);
+        yield AuthBackendResult(AuthBackendResultType.startFreePortError);
         return;
       }
 
-      yield ServerResult(ServerResultType.startFreePortSuccess);
+      yield AuthBackendResult(AuthBackendResultType.startFreePortSuccess);
     }
 
     switch(type){
-      case ServerType.embedded:
-        process = await startEmbeddedBackend(detached, onError: onError);
-        yield ServerResult(ServerResultType.startedImplementation, implementation: ServerImplementation(process: process));
+      case AuthBackendType.embedded:
+        process = await _startEmbedded(detached, onError: onError);
+        yield AuthBackendResult(AuthBackendResultType.startedImplementation, implementation: AuthBackendImplementation(process: process));
         break;
-      case ServerType.remote:
-        yield ServerResult(ServerResultType.startPingingRemote);
-        final uriResult = await pingBackend(host, portNumber);
+      case AuthBackendType.remote:
+        yield AuthBackendResult(AuthBackendResultType.startPingingRemote);
+        final uriResult = await _ping(host, portNumber);
         if(uriResult == null) {
-          yield ServerResult(ServerResultType.startPingError);
+          yield AuthBackendResult(AuthBackendResultType.startPingError);
           return;
         }
 
-        server = await startRemoteBackendProxy(uriResult);
-        yield ServerResult(ServerResultType.startedImplementation, implementation: ServerImplementation(server: server));
+        server = await _startRemote(uriResult);
+        yield AuthBackendResult(AuthBackendResultType.startedImplementation, implementation: AuthBackendImplementation(server: server));
         break;
-      case ServerType.local:
+      case AuthBackendType.local:
         if(portNumber != kDefaultBackendPort) {
-          yield ServerResult(ServerResultType.startPingingLocal);
-          final uriResult = await pingBackend(kDefaultBackendHost, portNumber);
+          yield AuthBackendResult(AuthBackendResultType.startPingingLocal);
+          final uriResult = await _ping(kDefaultBackendHost, portNumber);
           if(uriResult == null) {
-            yield ServerResult(ServerResultType.startPingError);
+            yield AuthBackendResult(AuthBackendResultType.startPingError);
             return;
           }
 
-          server = await startRemoteBackendProxy(Uri.parse("http://$kDefaultBackendHost:$port"));
-          yield ServerResult(ServerResultType.startedImplementation, implementation: ServerImplementation(server: server));
+          server = await _startRemote(Uri.parse("http://$kDefaultBackendHost:$port"));
+          yield AuthBackendResult(AuthBackendResultType.startedImplementation, implementation: AuthBackendImplementation(server: server));
         }
         break;
     }
 
-    yield ServerResult(ServerResultType.startPingingLocal);
-    final uriResult = await pingBackend(kDefaultBackendHost, kDefaultBackendPort);
+    yield AuthBackendResult(AuthBackendResultType.startPingingLocal);
+    final uriResult = await _ping(kDefaultBackendHost, kDefaultBackendPort);
     if(uriResult == null) {
-      yield ServerResult(ServerResultType.startPingError);
+      yield AuthBackendResult(AuthBackendResultType.startPingError);
       process?.kill(ProcessSignal.sigterm);
       server?.close(force: true);
       return;
     }
 
-    yield ServerResult(ServerResultType.startSuccess);
+    yield AuthBackendResult(AuthBackendResultType.startSuccess);
   }catch(error, stackTrace) {
-    yield ServerResult(
-        ServerResultType.startError,
+    yield AuthBackendResult(
+        AuthBackendResultType.startError,
         error: error,
         stackTrace: stackTrace
     );
@@ -104,65 +112,65 @@ Stream<ServerResult> startBackend({required ServerType type, required String hos
   }
 }
 
-Stream<ServerResult> stopBackend({required ServerType type, required ServerImplementation? implementation}) async* {
-  yield ServerResult(ServerResultType.stopping);
-  try{
-    switch(type){
-      case ServerType.embedded:
-        final process = implementation?.process;
-        if(process != null) {
-          Process.killPid(process.pid, ProcessSignal.sigterm);
-        }
-        break;
-      case ServerType.remote:
-        await implementation?.server?.close(force: true);
-        break;
-      case ServerType.local:
-        await implementation?.server?.close(force: true);
-        break;
-    }
-    yield ServerResult(ServerResultType.stopSuccess);
-  }catch(error, stackTrace){
-    yield ServerResult(
-        ServerResultType.stopError,
-        error: error,
-        stackTrace: stackTrace
-    );
-  }
-}
-
-Future<Process> startEmbeddedBackend(bool detached, {void Function(String)? onError}) async {
+Future<Process> _startEmbedded(bool detached, {BackendErrorHandler? onError}) async {
   final process = await startProcess(
     executable: backendStartExecutable,
     window: detached,
   );
   process.stdOutput.listen((message) => log("[BACKEND] Message: $message"));
+  var killed = false;
   process.stdError.listen((error) {
+    if(!killed) {
       log("[BACKEND] Error: $error");
+      killed = true;
+      process.kill(ProcessSignal.sigterm);
       onError?.call(error);
+    }
   });
   if(!detached) {
-    process.exitCode.then((exitCode) => log("[BACKEND] Exit code: $exitCode"));
+    process.exitCode.then((exitCode) {
+      if(!killed) {
+        log("[BACKEND] Exit code: $exitCode");
+        onError?.call("Exit code: $exitCode");
+        killed = true;
+      }
+    });
   }
   return process;
 }
 
-Future<HttpServer> startRemoteBackendProxy(Uri uri) async => await serve(proxyHandler(uri), kDefaultBackendHost, kDefaultBackendPort);
+Future<HttpServer> _startRemote(Uri uri) async => await serve(proxyHandler(uri), kDefaultBackendHost, kDefaultBackendPort);
 
-Future<bool> isBackendPortFree() async => await pingBackend(kDefaultBackendHost, kDefaultBackendPort) == null;
-
-Future<bool> freeBackendPort() async {
-  await killProcessByPort(kDefaultBackendPort);
-  await killProcessByPort(kDefaultXmppPort);
-  final standardResult = await isBackendPortFree();
-  if(standardResult) {
-    return true;
+Stream<AuthBackendResult> stopAuthBackend({required AuthBackendType type, required AuthBackendImplementation? implementation}) async* {
+  yield AuthBackendResult(AuthBackendResultType.stopping);
+  try{
+    switch(type){
+      case AuthBackendType.embedded:
+        final process = implementation?.process;
+        if(process != null) {
+          Process.killPid(process.pid, ProcessSignal.sigterm);
+        }
+        break;
+      case AuthBackendType.remote:
+        await implementation?.server?.close(force: true);
+        break;
+      case AuthBackendType.local:
+        await implementation?.server?.close(force: true);
+        break;
+    }
+    yield AuthBackendResult(AuthBackendResultType.stopSuccess);
+  }catch(error, stackTrace){
+    yield AuthBackendResult(
+        AuthBackendResultType.stopError,
+        error: error,
+        stackTrace: stackTrace
+    );
   }
-
-  return false;
 }
 
-Future<Uri?> pingBackend(String host, int port, [bool https=false]) async {
+Future<bool> isAuthBackendPortFree() async => await _ping(kDefaultBackendHost, kDefaultBackendPort) == null;
+
+Future<Uri?> _ping(String host, int port, [bool https=false]) async {
   final hostName = host.replaceFirst("http://", "").replaceFirst("https://", "");
   final declaredScheme = host.startsWith("http://") ? "http" : host.startsWith("https://") ? "https" : null;
   try{
@@ -181,7 +189,7 @@ Future<Uri?> pingBackend(String host, int port, [bool https=false]) async {
     return uri;
   }catch(error) {
     log("[BACKEND] Cannot ping backend: $error");
-    return https || declaredScheme != null || isLocalHost(host) ? null : await pingBackend(host, port, true);
+    return https || declaredScheme != null || isLocalHost(host) ? null : await _ping(host, port, true);
   }
 }
 
@@ -219,7 +227,18 @@ Stream<String?> watchMatchmakingIp() async* {
   });
 }
 
-Future<void> writeMatchmakingIp(String text) async {
+Future<bool> freeAuthBackendPort() async {
+  await killProcessByPort(kDefaultBackendPort);
+  await killProcessByPort(kDefaultXmppPort);
+  final standardResult = await isAuthBackendPortFree();
+  if(standardResult) {
+    return true;
+  }
+
+  return false;
+}
+
+Future<void> writeAuthBackendMatchmakingIp(String text) async {
   final exists = await matchmakerConfigFile.exists();
   if(!exists) {
     return;
@@ -229,7 +248,7 @@ Future<void> writeMatchmakingIp(String text) async {
   final splitIndex = text.indexOf(":");
   final ip = splitIndex != -1 ? text.substring(0, splitIndex) : text;
   var port = splitIndex != -1 ? text.substring(splitIndex + 1) : kDefaultGameServerPort;
-  if(port.isBlank) {
+  if(port.isBlankOrEmpty) {
     port = kDefaultGameServerPort;
   }
 

common/lib/src/backend/auth_backend_result.dart

@@ -1,12 +1,12 @@
 import 'dart:io';
 
-class ServerResult {
-  final ServerResultType type;
-  final ServerImplementation? implementation;
+class AuthBackendResult {
+  final AuthBackendResultType type;
+  final AuthBackendImplementation? implementation;
   final Object? error;
   final StackTrace? stackTrace;
 
-  ServerResult(this.type, {this.implementation, this.error, this.stackTrace});
+  AuthBackendResult(this.type, {this.implementation, this.error, this.stackTrace});
 
   @override
   String toString() {
@@ -14,14 +14,14 @@ class ServerResult {
   }
 }
 
-class ServerImplementation {
+class AuthBackendImplementation {
   final Process? process;
   final HttpServer? server;
 
-  ServerImplementation({this.process, this.server});
+  AuthBackendImplementation({this.process, this.server});
 }
 
-enum ServerResultType {
+enum AuthBackendResultType {
   starting,
   startMissingHostError,
   startMissingPortError,
@@ -39,9 +39,9 @@ enum ServerResultType {
   stopSuccess,
   stopError;
 
-  bool get isStart => name.contains("start");
+  bool get isStart => name.startsWith("start");
 
-  bool get isError => name.contains("Error");
+  bool get isError => name.endsWith("Error");
 
-  bool get isSuccess => this == ServerResultType.startSuccess || this == ServerResultType.stopSuccess;
+  bool get isSuccess => this == AuthBackendResultType.startSuccess || this == AuthBackendResultType.stopSuccess;
 }