Remove HeaderType from PageSettingsApiDevices

* Remote address in OpenVPN config can be host name

* Protocol parameter in OpenVPN config is not mandatory

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.25.0 FATAL_ERROR)
 
 set(PROJECT AmneziaVPN)
 
-project(${PROJECT} VERSION 4.8.3.3
+project(${PROJECT} VERSION 4.8.4.3
         DESCRIPTION "AmneziaVPN"
         HOMEPAGE_URL "https://amnezia.org/"
 )
@@ -11,7 +11,7 @@ string(TIMESTAMP CURRENT_DATE "%Y-%m-%d")
 set(RELEASE_DATE "${CURRENT_DATE}")
 
 set(APP_MAJOR_VERSION ${CMAKE_PROJECT_VERSION_MAJOR}.${CMAKE_PROJECT_VERSION_MINOR}.${CMAKE_PROJECT_VERSION_PATCH})
-set(APP_ANDROID_VERSION_CODE 2076)
+set(APP_ANDROID_VERSION_CODE 2080)
 
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
     set(MZ_PLATFORM_NAME "linux")

client/CMakeLists.txt

@@ -105,8 +105,8 @@ if(IS_CI)
     endif()
 endif()
 
-
 include(${CMAKE_CURRENT_LIST_DIR}/cmake/3rdparty.cmake)
+include(${CMAKE_CURRENT_LIST_DIR}/cmake/sources.cmake)
 
 include_directories(
     ${CMAKE_CURRENT_LIST_DIR}/../ipc
@@ -115,167 +115,22 @@ include_directories(
     ${CMAKE_CURRENT_BINARY_DIR}
 )
 
-configure_file(${CMAKE_CURRENT_LIST_DIR}/../version.h.in ${CMAKE_CURRENT_BINARY_DIR}/version.h)
-
-set(HEADERS ${HEADERS}
-    ${CMAKE_CURRENT_LIST_DIR}/migrations.h
-    ${CMAKE_CURRENT_LIST_DIR}/../ipc/ipc.h
-    ${CMAKE_CURRENT_LIST_DIR}/amnezia_application.h
-    ${CMAKE_CURRENT_LIST_DIR}/containers/containers_defs.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/defs.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/errorstrings.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/scripts_registry.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/server_defs.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/apiController.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/serverController.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/vpnConfigurationController.h
-    ${CMAKE_CURRENT_LIST_DIR}/protocols/protocols_defs.h
-    ${CMAKE_CURRENT_LIST_DIR}/protocols/qml_register_protocols.h
-    ${CMAKE_CURRENT_LIST_DIR}/ui/pages.h
-    ${CMAKE_CURRENT_LIST_DIR}/ui/qautostart.h
-    ${CMAKE_CURRENT_LIST_DIR}/protocols/vpnprotocol.h
-    ${CMAKE_CURRENT_BINARY_DIR}/version.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/sshclient.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/networkUtilities.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/serialization.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/transfer.h
-    ${CMAKE_CURRENT_LIST_DIR}/core/enums/apiEnums.h
-    ${CMAKE_CURRENT_LIST_DIR}/../common/logger/logger.h
-    ${CMAKE_CURRENT_LIST_DIR}/utils/qmlUtils.h
-)
-
-# Mozilla headres
-set(HEADERS ${HEADERS}
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/models/server.h
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/shared/ipaddress.h
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/shared/leakdetector.h
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/controllerimpl.h
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/localsocketcontroller.h
-)
-
 include_directories(mozilla)
 include_directories(mozilla/shared)
 include_directories(mozilla/models)
 
-if(NOT IOS)
-    set(HEADERS ${HEADERS}
-        ${CMAKE_CURRENT_LIST_DIR}/platforms/ios/QRCodeReaderBase.h
-    )
-endif()
-
-if(NOT ANDROID)
-    set(HEADERS ${HEADERS}
-        ${CMAKE_CURRENT_LIST_DIR}/ui/notificationhandler.h
-    )
-endif()
-
-set(SOURCES ${SOURCES}
-    ${CMAKE_CURRENT_LIST_DIR}/migrations.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/amnezia_application.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/containers/containers_defs.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/errorstrings.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/scripts_registry.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/server_defs.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/apiController.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/serverController.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/controllers/vpnConfigurationController.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/protocols/protocols_defs.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/ui/qautostart.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/protocols/vpnprotocol.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/sshclient.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/networkUtilities.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/outbound.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/inbound.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/ss.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/ssd.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/vless.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/trojan.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/vmess.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/core/serialization/vmess_new.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/../common/logger/logger.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/utils/qmlUtils.cpp
-)
-
-# Mozilla sources
-set(SOURCES ${SOURCES}
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/models/server.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/shared/ipaddress.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/shared/leakdetector.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/mozilla/localsocketcontroller.cpp
-)
+configure_file(${CMAKE_CURRENT_LIST_DIR}/../version.h.in ${CMAKE_CURRENT_BINARY_DIR}/version.h)
 
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
     target_compile_definitions(${PROJECT} PRIVATE "MZ_DEBUG")
 endif()
 
-if(NOT IOS)
-    set(SOURCES ${SOURCES}
-        ${CMAKE_CURRENT_LIST_DIR}/platforms/ios/QRCodeReaderBase.cpp
-    )
-endif()
-
-if(NOT ANDROID)
-    set(SOURCES ${SOURCES}
-        ${CMAKE_CURRENT_LIST_DIR}/ui/notificationhandler.cpp
-    )
-endif()
-
-file(GLOB COMMON_FILES_H CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/*.h)
-file(GLOB COMMON_FILES_CPP CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/*.cpp)
-
-file(GLOB_RECURSE PAGE_LOGIC_H CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/ui/pages_logic/*.h)
-file(GLOB_RECURSE PAGE_LOGIC_CPP CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/ui/pages_logic/*.cpp)
-
-file(GLOB CONFIGURATORS_H CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/configurators/*.h)
-file(GLOB CONFIGURATORS_CPP CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/configurators/*.cpp)
-
-file(GLOB UI_MODELS_H CONFIGURE_DEPENDS
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/*.h
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/protocols/*.h
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/services/*.h
-)
-file(GLOB UI_MODELS_CPP CONFIGURE_DEPENDS
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/*.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/protocols/*.cpp
-    ${CMAKE_CURRENT_LIST_DIR}/ui/models/services/*.cpp
-)
-
-file(GLOB UI_CONTROLLERS_H CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/ui/controllers/*.h)
-file(GLOB UI_CONTROLLERS_CPP CONFIGURE_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/ui/controllers/*.cpp)
-
-set(HEADERS ${HEADERS}
-    ${COMMON_FILES_H}
-    ${PAGE_LOGIC_H}
-    ${CONFIGURATORS_H}
-    ${UI_MODELS_H}
-    ${UI_CONTROLLERS_H}
-)
-set(SOURCES ${SOURCES}
-    ${COMMON_FILES_CPP}
-    ${PAGE_LOGIC_CPP}
-    ${CONFIGURATORS_CPP}
-    ${UI_MODELS_CPP}
-    ${UI_CONTROLLERS_CPP}
-)
-
 if(WIN32)
     configure_file(
         ${CMAKE_CURRENT_LIST_DIR}/platforms/windows/amneziavpn.rc.in
         ${CMAKE_CURRENT_BINARY_DIR}/amneziavpn.rc
     )
 
-    set(HEADERS ${HEADERS}
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/ikev2_vpn_protocol_windows.h
-    )
-
-    set(SOURCES ${SOURCES}
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/ikev2_vpn_protocol_windows.cpp
-    )
-
-    set(RESOURCES ${RESOURCES}
-        ${CMAKE_CURRENT_BINARY_DIR}/amneziavpn.rc
-    )
-
     set(LIBS ${LIBS}
         user32
         rasapi32
@@ -319,30 +174,6 @@ endif()
 if(WIN32 OR (APPLE AND NOT IOS) OR (LINUX AND NOT ANDROID))
     message("Client desktop build")
     add_compile_definitions(AMNEZIA_DESKTOP)
-
-    set(HEADERS ${HEADERS}
-        ${CMAKE_CURRENT_LIST_DIR}/core/ipcclient.h
-        ${CMAKE_CURRENT_LIST_DIR}/core/privileged_process.h
-        ${CMAKE_CURRENT_LIST_DIR}/ui/systemtray_notificationhandler.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/openvpnprotocol.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/openvpnovercloakprotocol.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/shadowsocksvpnprotocol.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/wireguardprotocol.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/xrayprotocol.h
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/awgprotocol.h
-    )
-
-    set(SOURCES ${SOURCES}
-        ${CMAKE_CURRENT_LIST_DIR}/core/ipcclient.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/core/privileged_process.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/ui/systemtray_notificationhandler.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/openvpnprotocol.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/openvpnovercloakprotocol.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/shadowsocksvpnprotocol.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/wireguardprotocol.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/xrayprotocol.cpp
-        ${CMAKE_CURRENT_LIST_DIR}/protocols/awgprotocol.cpp
-    )
 endif()
 
 if(ANDROID)

client/amnezia_application.cpp

@@ -14,22 +14,14 @@
 #include <QTranslator>
 
 #include "logger.h"
+#include "ui/controllers/pageController.h"
 #include "ui/models/installedAppsModel.h"
 #include "version.h"
 
 #include "platforms/ios/QRCodeReaderBase.h"
-#if defined(Q_OS_ANDROID)
-    #include "core/installedAppsImageProvider.h"
-    #include "platforms/android/android_controller.h"
-#endif
 
 #include "protocols/qml_register_protocols.h"
 
-#if defined(Q_OS_IOS)
-    #include "platforms/ios/ios_controller.h"
-    #include <AmneziaVPN-Swift.h>
-#endif
-
 AmneziaApplication::AmneziaApplication(int &argc, char *argv[]) : AMNEZIA_BASE_CLASS(argc, argv)
 {
     setQuitOnLastWindowClosed(false);
@@ -84,79 +76,12 @@ void AmneziaApplication::init()
     m_vpnConnection->moveToThread(&m_vpnConnectionThread);
     m_vpnConnectionThread.start();
 
-    initModels();
-    loadTranslator();
-    initControllers();
-
-#ifdef Q_OS_ANDROID
-    if (!AndroidController::initLogging()) {
-        qFatal("Android logging initialization failed");
-    }
-    AndroidController::instance()->setSaveLogs(m_settings->isSaveLogs());
-    connect(m_settings.get(), &Settings::saveLogsChanged, AndroidController::instance(), &AndroidController::setSaveLogs);
-
-    AndroidController::instance()->setScreenshotsEnabled(m_settings->isScreenshotsEnabled());
-    connect(m_settings.get(), &Settings::screenshotsEnabledChanged, AndroidController::instance(), &AndroidController::setScreenshotsEnabled);
-
-    connect(m_settings.get(), &Settings::serverRemoved, AndroidController::instance(), &AndroidController::resetLastServer);
-
-    connect(m_settings.get(), &Settings::settingsCleared, []() { AndroidController::instance()->resetLastServer(-1); });
-
-    connect(AndroidController::instance(), &AndroidController::initConnectionState, this, [this](Vpn::ConnectionState state) {
-        m_connectionController->onConnectionStateChanged(state);
-        if (m_vpnConnection)
-            m_vpnConnection->restoreConnection();
-    });
-    if (!AndroidController::instance()->initialize()) {
-        qFatal("Android controller initialization failed");
-    }
-
-    connect(AndroidController::instance(), &AndroidController::importConfigFromOutside, this, [this](QString data) {
-        emit m_pageController->goToPageHome();
-        m_importController->extractConfigFromData(data);
-        data.clear();
-        emit m_pageController->goToPageViewConfig();
-    });
-
-    m_engine->addImageProvider(QLatin1String("installedAppImage"), new InstalledAppsImageProvider);
-#endif
-
-#ifdef Q_OS_IOS
-    IosController::Instance()->initialize();
-    connect(IosController::Instance(), &IosController::importConfigFromOutside, this, [this](QString data) {
-        emit m_pageController->goToPageHome();
-        m_importController->extractConfigFromData(data);
-        emit m_pageController->goToPageViewConfig();
-    });
-
-    connect(IosController::Instance(), &IosController::importBackupFromOutside, this, [this](QString filePath) {
-        emit m_pageController->goToPageHome();
-        m_pageController->goToPageSettingsBackup();
-        emit m_settingsController->importBackupFromOutside(filePath);
-    });
-
-    QTimer::singleShot(0, this, [this]() { AmneziaVPN::toggleScreenshots(m_settings->isScreenshotsEnabled()); });
-
-    connect(m_settings.get(), &Settings::screenshotsEnabledChanged, [](bool enabled) { AmneziaVPN::toggleScreenshots(enabled); });
-#endif
-
-#ifndef Q_OS_ANDROID
-    m_notificationHandler.reset(NotificationHandler::create(nullptr));
-
-    connect(m_vpnConnection.get(), &VpnConnection::connectionStateChanged, m_notificationHandler.get(),
-            &NotificationHandler::setConnectionState);
-
-    connect(m_notificationHandler.get(), &NotificationHandler::raiseRequested, m_pageController.get(), &PageController::raiseMainWindow);
-    connect(m_notificationHandler.get(), &NotificationHandler::connectRequested, m_connectionController.get(),
-            static_cast<void (ConnectionController::*)()>(&ConnectionController::openConnection));
-    connect(m_notificationHandler.get(), &NotificationHandler::disconnectRequested, m_connectionController.get(),
-            &ConnectionController::closeConnection);
-    connect(this, &AmneziaApplication::translationsUpdated, m_notificationHandler.get(), &NotificationHandler::onTranslationsUpdated);
-#endif
+    m_coreController.reset(new CoreController(m_vpnConnection, m_settings, m_engine));
 
     m_engine->addImportPath("qrc:/ui/qml/Modules/");
     m_engine->load(url);
-    m_systemController->setQmlRoot(m_engine->rootObjects().value(0));
+
+    m_coreController->setQmlRoot();
 
     bool enabled = m_settings->isSaveLogs();
 #ifndef Q_OS_ANDROID
@@ -168,13 +93,13 @@ void AmneziaApplication::init()
 #endif
     Logger::setServiceLogsEnabled(enabled);
 
-#ifdef Q_OS_WIN
+#ifdef Q_OS_WIN //TODO
     if (m_parser.isSet("a"))
-        m_pageController->showOnStartup();
+        m_coreController->pageController()->showOnStartup();
     else
-        emit m_pageController->raiseMainWindow();
+        emit m_coreController->pageController()->raiseMainWindow();
 #else
-    m_pageController->showOnStartup();
+    m_coreController->pageController()->showOnStartup();
 #endif
 
 // Android TextArea clipboard workaround
@@ -231,33 +156,6 @@ void AmneziaApplication::loadFonts()
     QFontDatabase::addApplicationFont(":/fonts/pt-root-ui_vf.ttf");
 }
 
-void AmneziaApplication::loadTranslator()
-{
-    auto locale = m_settings->getAppLanguage();
-    m_translator.reset(new QTranslator());
-    updateTranslator(locale);
-}
-
-void AmneziaApplication::updateTranslator(const QLocale &locale)
-{
-    if (!m_translator->isEmpty()) {
-        QCoreApplication::removeTranslator(m_translator.get());
-    }
-
-    QString strFileName = QString(":/translations/amneziavpn") + QLatin1String("_") + locale.name() + ".qm";
-    if (m_translator->load(strFileName)) {
-        if (QCoreApplication::installTranslator(m_translator.get())) {
-            m_settings->setAppLanguage(locale);
-        }
-    } else {
-        m_settings->setAppLanguage(QLocale::English);
-    }
-
-    m_engine->retranslate();
-
-    emit translationsUpdated();
-}
-
 bool AmneziaApplication::parseCommands()
 {
     m_parser.setApplicationDescription(APPLICATION_NAME);
@@ -295,7 +193,7 @@ void AmneziaApplication::startLocalServer()
             QLocalSocket *clientConnection = server->nextPendingConnection();
             clientConnection->deleteLater();
         }
-        emit m_pageController->raiseMainWindow();
+        emit m_coreController->pageController()->raiseMainWindow(); //TODO
     });
 }
 #endif
@@ -305,165 +203,12 @@ QQmlApplicationEngine *AmneziaApplication::qmlEngine() const
     return m_engine;
 }
 
-void AmneziaApplication::initModels()
+QNetworkAccessManager *AmneziaApplication::networkManager()
 {
-    m_containersModel.reset(new ContainersModel(this));
-    m_engine->rootContext()->setContextProperty("ContainersModel", m_containersModel.get());
-
-    m_defaultServerContainersModel.reset(new ContainersModel(this));
-    m_engine->rootContext()->setContextProperty("DefaultServerContainersModel", m_defaultServerContainersModel.get());
-
-    m_serversModel.reset(new ServersModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("ServersModel", m_serversModel.get());
-    connect(m_serversModel.get(), &ServersModel::containersUpdated, m_containersModel.get(), &ContainersModel::updateModel);
-    connect(m_serversModel.get(), &ServersModel::defaultServerContainersUpdated, m_defaultServerContainersModel.get(),
-            &ContainersModel::updateModel);
-    m_serversModel->resetModel();
-
-    m_languageModel.reset(new LanguageModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("LanguageModel", m_languageModel.get());
-    connect(m_languageModel.get(), &LanguageModel::updateTranslations, this, &AmneziaApplication::updateTranslator);
-    connect(this, &AmneziaApplication::translationsUpdated, m_languageModel.get(), &LanguageModel::translationsUpdated);
-
-    m_sitesModel.reset(new SitesModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("SitesModel", m_sitesModel.get());
-
-    m_appSplitTunnelingModel.reset(new AppSplitTunnelingModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("AppSplitTunnelingModel", m_appSplitTunnelingModel.get());
-
-    m_protocolsModel.reset(new ProtocolsModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("ProtocolsModel", m_protocolsModel.get());
-
-    m_openVpnConfigModel.reset(new OpenVpnConfigModel(this));
-    m_engine->rootContext()->setContextProperty("OpenVpnConfigModel", m_openVpnConfigModel.get());
-
-    m_shadowSocksConfigModel.reset(new ShadowSocksConfigModel(this));
-    m_engine->rootContext()->setContextProperty("ShadowSocksConfigModel", m_shadowSocksConfigModel.get());
-
-    m_cloakConfigModel.reset(new CloakConfigModel(this));
-    m_engine->rootContext()->setContextProperty("CloakConfigModel", m_cloakConfigModel.get());
-
-    m_wireGuardConfigModel.reset(new WireGuardConfigModel(this));
-    m_engine->rootContext()->setContextProperty("WireGuardConfigModel", m_wireGuardConfigModel.get());
-
-    m_awgConfigModel.reset(new AwgConfigModel(this));
-    m_engine->rootContext()->setContextProperty("AwgConfigModel", m_awgConfigModel.get());
-
-    m_xrayConfigModel.reset(new XrayConfigModel(this));
-    m_engine->rootContext()->setContextProperty("XrayConfigModel", m_xrayConfigModel.get());
-
-#ifdef Q_OS_WINDOWS
-    m_ikev2ConfigModel.reset(new Ikev2ConfigModel(this));
-    m_engine->rootContext()->setContextProperty("Ikev2ConfigModel", m_ikev2ConfigModel.get());
-#endif
-
-    m_sftpConfigModel.reset(new SftpConfigModel(this));
-    m_engine->rootContext()->setContextProperty("SftpConfigModel", m_sftpConfigModel.get());
-
-    m_socks5ConfigModel.reset(new Socks5ProxyConfigModel(this));
-    m_engine->rootContext()->setContextProperty("Socks5ProxyConfigModel", m_socks5ConfigModel.get());
-
-    m_clientManagementModel.reset(new ClientManagementModel(m_settings, this));
-    m_engine->rootContext()->setContextProperty("ClientManagementModel", m_clientManagementModel.get());
-    connect(m_clientManagementModel.get(), &ClientManagementModel::adminConfigRevoked, m_serversModel.get(),
-            &ServersModel::clearCachedProfile);
-
-    m_apiServicesModel.reset(new ApiServicesModel(this));
-    m_engine->rootContext()->setContextProperty("ApiServicesModel", m_apiServicesModel.get());
-
-    m_apiCountryModel.reset(new ApiCountryModel(this));
-    m_engine->rootContext()->setContextProperty("ApiCountryModel", m_apiCountryModel.get());
-    connect(m_serversModel.get(), &ServersModel::updateApiLanguageModel, this, [this]() {
-        m_apiCountryModel->updateModel(m_serversModel->getProcessedServerData("apiAvailableCountries").toJsonArray(),
-                                       m_serversModel->getProcessedServerData("apiServerCountryCode").toString());
-    });
-    connect(m_serversModel.get(), &ServersModel::updateApiServicesModel, this,
-            [this]() { m_apiServicesModel->updateModel(m_serversModel->getProcessedServerData("apiConfig").toJsonObject()); });
+    return m_nam;
 }
 
-void AmneziaApplication::initControllers()
+QClipboard *AmneziaApplication::getClipboard()
 {
-    m_connectionController.reset(
-            new ConnectionController(m_serversModel, m_containersModel, m_clientManagementModel, m_vpnConnection, m_settings));
-    m_engine->rootContext()->setContextProperty("ConnectionController", m_connectionController.get());
-
-    connect(m_connectionController.get(), qOverload<const QString &>(&ConnectionController::connectionErrorOccurred), this,
-            [this](const QString &errorMessage) {
-                emit m_pageController->showErrorMessage(errorMessage);
-                emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
-            });
-
-    connect(m_connectionController.get(), qOverload<ErrorCode>(&ConnectionController::connectionErrorOccurred), this,
-            [this](ErrorCode errorCode) {
-                emit m_pageController->showErrorMessage(errorCode);
-                emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
-            });
-
-    connect(m_connectionController.get(), &ConnectionController::connectButtonClicked, m_connectionController.get(),
-            &ConnectionController::toggleConnection, Qt::QueuedConnection);
-
-    m_pageController.reset(new PageController(m_serversModel, m_settings));
-    m_engine->rootContext()->setContextProperty("PageController", m_pageController.get());
-
-    m_focusController.reset(new FocusController(m_engine, this));
-    m_engine->rootContext()->setContextProperty("FocusController", m_focusController.get());
-
-    m_installController.reset(new InstallController(m_serversModel, m_containersModel, m_protocolsModel, m_clientManagementModel,
-                                                    m_apiServicesModel, m_settings));
-    m_engine->rootContext()->setContextProperty("InstallController", m_installController.get());
-    connect(m_installController.get(), &InstallController::passphraseRequestStarted, m_pageController.get(),
-            &PageController::showPassphraseRequestDrawer);
-    connect(m_pageController.get(), &PageController::passphraseRequestDrawerClosed, m_installController.get(),
-            &InstallController::setEncryptedPassphrase);
-    connect(m_installController.get(), &InstallController::currentContainerUpdated, m_connectionController.get(),
-            &ConnectionController::onCurrentContainerUpdated);
-
-    connect(m_installController.get(), &InstallController::updateServerFromApiFinished, this, [this]() {
-        if (m_reloadConfigErrorOccurredConnection) {
-            disconnect(m_reloadConfigErrorOccurredConnection);
-        }
-        emit m_connectionController->configFromApiUpdated();
-    });
-
-    connect(m_connectionController.get(), &ConnectionController::updateApiConfigFromGateway, this, [this]() {
-        m_reloadConfigErrorOccurredConnection = connect(
-                m_installController.get(), qOverload<ErrorCode>(&InstallController::installationErrorOccurred), this,
-                [this]() { emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected); },
-                static_cast<Qt::ConnectionType>(Qt::AutoConnection | Qt::SingleShotConnection));
-        m_installController->updateServiceFromApi(m_serversModel->getDefaultServerIndex(), "", "");
-    });
-
-    connect(m_connectionController.get(), &ConnectionController::updateApiConfigFromTelegram, this, [this]() {
-        m_reloadConfigErrorOccurredConnection = connect(
-                m_installController.get(), qOverload<ErrorCode>(&InstallController::installationErrorOccurred), this,
-                [this]() { emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected); },
-                static_cast<Qt::ConnectionType>(Qt::AutoConnection | Qt::SingleShotConnection));
-        m_serversModel->removeApiConfig(m_serversModel->getDefaultServerIndex());
-        m_installController->updateServiceFromTelegram(m_serversModel->getDefaultServerIndex());
-    });
-
-    connect(this, &AmneziaApplication::translationsUpdated, m_connectionController.get(), &ConnectionController::onTranslationsUpdated);
-
-    m_importController.reset(new ImportController(m_serversModel, m_containersModel, m_settings));
-    m_engine->rootContext()->setContextProperty("ImportController", m_importController.get());
-
-    m_exportController.reset(new ExportController(m_serversModel, m_containersModel, m_clientManagementModel, m_settings));
-    m_engine->rootContext()->setContextProperty("ExportController", m_exportController.get());
-
-    m_settingsController.reset(
-            new SettingsController(m_serversModel, m_containersModel, m_languageModel, m_sitesModel, m_appSplitTunnelingModel, m_settings));
-    m_engine->rootContext()->setContextProperty("SettingsController", m_settingsController.get());
-    if (m_settingsController->isAutoConnectEnabled() && m_serversModel->getDefaultServerIndex() >= 0) {
-        QTimer::singleShot(1000, this, [this]() { m_connectionController->openConnection(); });
-    }
-    connect(m_settingsController.get(), &SettingsController::amneziaDnsToggled, m_serversModel.get(), &ServersModel::toggleAmneziaDns);
-
-    m_sitesController.reset(new SitesController(m_settings, m_vpnConnection, m_sitesModel));
-    m_engine->rootContext()->setContextProperty("SitesController", m_sitesController.get());
-
-    m_appSplitTunnelingController.reset(new AppSplitTunnelingController(m_settings, m_appSplitTunnelingModel));
-    m_engine->rootContext()->setContextProperty("AppSplitTunnelingController", m_appSplitTunnelingController.get());
-
-    m_systemController.reset(new SystemController(m_settings));
-    m_engine->rootContext()->setContextProperty("SystemController", m_systemController.get());
+    return this->clipboard();
 }

client/amnezia_application.h

@@ -11,44 +11,12 @@
 #else
     #include <QApplication>
 #endif
+#include <QClipboard>
 
+#include "core/controllers/coreController.h"
 #include "settings.h"
 #include "vpnconnection.h"
 
-#include "ui/controllers/connectionController.h"
-#include "ui/controllers/exportController.h"
-#include "ui/controllers/importController.h"
-#include "ui/controllers/installController.h"
-#include "ui/controllers/focusController.h"
-#include "ui/controllers/pageController.h"
-#include "ui/controllers/settingsController.h"
-#include "ui/controllers/sitesController.h"
-#include "ui/controllers/systemController.h"
-#include "ui/controllers/appSplitTunnelingController.h"
-#include "ui/models/containers_model.h"
-#include "ui/models/languageModel.h"
-#include "ui/models/protocols/cloakConfigModel.h"
-#ifndef Q_OS_ANDROID
-    #include "ui/notificationhandler.h"
-#endif
-#ifdef Q_OS_WINDOWS
-    #include "ui/models/protocols/ikev2ConfigModel.h"
-#endif
-#include "ui/models/protocols/awgConfigModel.h"
-#include "ui/models/protocols/openvpnConfigModel.h"
-#include "ui/models/protocols/shadowsocksConfigModel.h"
-#include "ui/models/protocols/wireguardConfigModel.h"
-#include "ui/models/protocols/xrayConfigModel.h"
-#include "ui/models/protocols_model.h"
-#include "ui/models/servers_model.h"
-#include "ui/models/services/sftpConfigModel.h"
-#include "ui/models/services/socks5ProxyConfigModel.h"
-#include "ui/models/sites_model.h"
-#include "ui/models/clientManagementModel.h"
-#include "ui/models/appSplitTunnelingModel.h"
-#include "ui/models/apiServicesModel.h"
-#include "ui/models/apiCountryModel.h"
-
 #define amnApp (static_cast<AmneziaApplication *>(QCoreApplication::instance()))
 
 #if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
@@ -67,8 +35,6 @@ public:
     void init();
     void registerTypes();
     void loadFonts();
-    void loadTranslator();
-    void updateTranslator(const QLocale &locale);
     bool parseCommands();
 
 #if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
@@ -76,68 +42,24 @@ public:
 #endif
 
     QQmlApplicationEngine *qmlEngine() const;
-    QNetworkAccessManager *manager() { return m_nam; }
-
-signals:
-    void translationsUpdated();
+    QNetworkAccessManager *networkManager();
+    QClipboard *getClipboard();
 
 private:
-    void initModels();
-    void initControllers();
-
     QQmlApplicationEngine *m_engine {};
     std::shared_ptr<Settings> m_settings;
 
+    QScopedPointer<CoreController> m_coreController;
+
     QSharedPointer<ContainerProps> m_containerProps;
     QSharedPointer<ProtocolProps> m_protocolProps;
 
-    QSharedPointer<QTranslator> m_translator;
     QCommandLineParser m_parser;
 
-    QSharedPointer<ContainersModel> m_containersModel;
-    QSharedPointer<ContainersModel> m_defaultServerContainersModel;
-    QSharedPointer<ServersModel> m_serversModel;
-    QSharedPointer<LanguageModel> m_languageModel;
-    QSharedPointer<ProtocolsModel> m_protocolsModel;
-    QSharedPointer<SitesModel> m_sitesModel;
-    QSharedPointer<AppSplitTunnelingModel> m_appSplitTunnelingModel;
-    QSharedPointer<ClientManagementModel> m_clientManagementModel;
-    QSharedPointer<ApiServicesModel> m_apiServicesModel;
-    QSharedPointer<ApiCountryModel> m_apiCountryModel;
-
-    QScopedPointer<OpenVpnConfigModel> m_openVpnConfigModel;
-    QScopedPointer<ShadowSocksConfigModel> m_shadowSocksConfigModel;
-    QScopedPointer<CloakConfigModel> m_cloakConfigModel;
-    QScopedPointer<XrayConfigModel> m_xrayConfigModel;    
-    QScopedPointer<WireGuardConfigModel> m_wireGuardConfigModel;
-    QScopedPointer<AwgConfigModel> m_awgConfigModel;
-#ifdef Q_OS_WINDOWS
-    QScopedPointer<Ikev2ConfigModel> m_ikev2ConfigModel;
-#endif
-
-    QScopedPointer<SftpConfigModel> m_sftpConfigModel;
-    QScopedPointer<Socks5ProxyConfigModel> m_socks5ConfigModel;
-
     QSharedPointer<VpnConnection> m_vpnConnection;
     QThread m_vpnConnectionThread;
-#ifndef Q_OS_ANDROID
-    QScopedPointer<NotificationHandler> m_notificationHandler;
-#endif
-
-    QScopedPointer<ConnectionController> m_connectionController;
-    QScopedPointer<FocusController> m_focusController;
-    QScopedPointer<PageController> m_pageController;
-    QScopedPointer<InstallController> m_installController;
-    QScopedPointer<ImportController> m_importController;
-    QScopedPointer<ExportController> m_exportController;
-    QScopedPointer<SettingsController> m_settingsController;
-    QScopedPointer<SitesController> m_sitesController;
-    QScopedPointer<SystemController> m_systemController;
-    QScopedPointer<AppSplitTunnelingController> m_appSplitTunnelingController;
 
     QNetworkAccessManager *m_nam;
-
-    QMetaObject::Connection m_reloadConfigErrorOccurredConnection;
 };
 
 #endif // AMNEZIA_APPLICATION_H

client/cmake/sources.cmake

@@ -0,0 +1,191 @@
+set(CLIENT_ROOT_DIR ${CMAKE_CURRENT_LIST_DIR}/..)
+
+set(HEADERS ${HEADERS}
+    ${CLIENT_ROOT_DIR}/migrations.h
+    ${CLIENT_ROOT_DIR}/../ipc/ipc.h
+    ${CLIENT_ROOT_DIR}/amnezia_application.h
+    ${CLIENT_ROOT_DIR}/containers/containers_defs.h
+    ${CLIENT_ROOT_DIR}/core/defs.h
+    ${CLIENT_ROOT_DIR}/core/errorstrings.h
+    ${CLIENT_ROOT_DIR}/core/scripts_registry.h
+    ${CLIENT_ROOT_DIR}/core/server_defs.h
+    ${CLIENT_ROOT_DIR}/core/api/apiDefs.h
+    ${CLIENT_ROOT_DIR}/core/qrCodeUtils.h
+    ${CLIENT_ROOT_DIR}/core/controllers/coreController.h
+    ${CLIENT_ROOT_DIR}/core/controllers/gatewayController.h
+    ${CLIENT_ROOT_DIR}/core/controllers/serverController.h
+    ${CLIENT_ROOT_DIR}/core/controllers/vpnConfigurationController.h
+    ${CLIENT_ROOT_DIR}/protocols/protocols_defs.h
+    ${CLIENT_ROOT_DIR}/protocols/qml_register_protocols.h
+    ${CLIENT_ROOT_DIR}/ui/pages.h
+    ${CLIENT_ROOT_DIR}/ui/qautostart.h
+    ${CLIENT_ROOT_DIR}/protocols/vpnprotocol.h
+    ${CMAKE_CURRENT_BINARY_DIR}/version.h
+    ${CLIENT_ROOT_DIR}/core/sshclient.h
+    ${CLIENT_ROOT_DIR}/core/networkUtilities.h
+    ${CLIENT_ROOT_DIR}/core/serialization/serialization.h
+    ${CLIENT_ROOT_DIR}/core/serialization/transfer.h
+    ${CLIENT_ROOT_DIR}/../common/logger/logger.h
+    ${CLIENT_ROOT_DIR}/utils/qmlUtils.h
+    ${CLIENT_ROOT_DIR}/core/api/apiUtils.h
+)
+
+# Mozilla headres
+set(HEADERS ${HEADERS}
+    ${CLIENT_ROOT_DIR}/mozilla/models/server.h
+    ${CLIENT_ROOT_DIR}/mozilla/shared/ipaddress.h
+    ${CLIENT_ROOT_DIR}/mozilla/shared/leakdetector.h
+    ${CLIENT_ROOT_DIR}/mozilla/controllerimpl.h
+    ${CLIENT_ROOT_DIR}/mozilla/localsocketcontroller.h
+)
+
+if(NOT IOS)
+    set(HEADERS ${HEADERS}
+        ${CLIENT_ROOT_DIR}/platforms/ios/QRCodeReaderBase.h
+    )
+endif()
+
+if(NOT ANDROID)
+    set(HEADERS ${HEADERS}
+        ${CLIENT_ROOT_DIR}/ui/notificationhandler.h
+    )
+endif()
+
+set(SOURCES ${SOURCES}
+    ${CLIENT_ROOT_DIR}/migrations.cpp
+    ${CLIENT_ROOT_DIR}/amnezia_application.cpp
+    ${CLIENT_ROOT_DIR}/containers/containers_defs.cpp
+    ${CLIENT_ROOT_DIR}/core/errorstrings.cpp
+    ${CLIENT_ROOT_DIR}/core/scripts_registry.cpp
+    ${CLIENT_ROOT_DIR}/core/server_defs.cpp
+    ${CLIENT_ROOT_DIR}/core/qrCodeUtils.cpp
+    ${CLIENT_ROOT_DIR}/core/controllers/coreController.cpp
+    ${CLIENT_ROOT_DIR}/core/controllers/gatewayController.cpp
+    ${CLIENT_ROOT_DIR}/core/controllers/serverController.cpp
+    ${CLIENT_ROOT_DIR}/core/controllers/vpnConfigurationController.cpp
+    ${CLIENT_ROOT_DIR}/protocols/protocols_defs.cpp
+    ${CLIENT_ROOT_DIR}/ui/qautostart.cpp
+    ${CLIENT_ROOT_DIR}/protocols/vpnprotocol.cpp
+    ${CLIENT_ROOT_DIR}/core/sshclient.cpp
+    ${CLIENT_ROOT_DIR}/core/networkUtilities.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/outbound.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/inbound.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/ss.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/ssd.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/vless.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/trojan.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/vmess.cpp
+    ${CLIENT_ROOT_DIR}/core/serialization/vmess_new.cpp
+    ${CLIENT_ROOT_DIR}/../common/logger/logger.cpp
+    ${CLIENT_ROOT_DIR}/utils/qmlUtils.cpp
+    ${CLIENT_ROOT_DIR}/core/api/apiUtils.cpp
+)
+
+# Mozilla sources
+set(SOURCES ${SOURCES}
+    ${CLIENT_ROOT_DIR}/mozilla/models/server.cpp
+    ${CLIENT_ROOT_DIR}/mozilla/shared/ipaddress.cpp
+    ${CLIENT_ROOT_DIR}/mozilla/shared/leakdetector.cpp
+    ${CLIENT_ROOT_DIR}/mozilla/localsocketcontroller.cpp
+)
+
+if(NOT IOS)
+    set(SOURCES ${SOURCES}
+        ${CLIENT_ROOT_DIR}/platforms/ios/QRCodeReaderBase.cpp
+    )
+endif()
+
+if(NOT ANDROID)
+    set(SOURCES ${SOURCES}
+        ${CLIENT_ROOT_DIR}/ui/notificationhandler.cpp
+    )
+endif()
+
+file(GLOB COMMON_FILES_H CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/*.h)
+file(GLOB COMMON_FILES_CPP CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/*.cpp)
+
+file(GLOB_RECURSE PAGE_LOGIC_H CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/ui/pages_logic/*.h)
+file(GLOB_RECURSE PAGE_LOGIC_CPP CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/ui/pages_logic/*.cpp)
+
+file(GLOB CONFIGURATORS_H CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/configurators/*.h)
+file(GLOB CONFIGURATORS_CPP CONFIGURE_DEPENDS ${CLIENT_ROOT_DIR}/configurators/*.cpp)
+
+file(GLOB UI_MODELS_H CONFIGURE_DEPENDS
+    ${CLIENT_ROOT_DIR}/ui/models/*.h
+    ${CLIENT_ROOT_DIR}/ui/models/protocols/*.h
+    ${CLIENT_ROOT_DIR}/ui/models/services/*.h
+    ${CLIENT_ROOT_DIR}/ui/models/api/*.h
+)
+file(GLOB UI_MODELS_CPP CONFIGURE_DEPENDS
+    ${CLIENT_ROOT_DIR}/ui/models/*.cpp
+    ${CLIENT_ROOT_DIR}/ui/models/protocols/*.cpp
+    ${CLIENT_ROOT_DIR}/ui/models/services/*.cpp
+    ${CLIENT_ROOT_DIR}/ui/models/api/*.cpp
+)
+
+file(GLOB UI_CONTROLLERS_H CONFIGURE_DEPENDS
+    ${CLIENT_ROOT_DIR}/ui/controllers/*.h
+    ${CLIENT_ROOT_DIR}/ui/controllers/api/*.h
+)
+file(GLOB UI_CONTROLLERS_CPP CONFIGURE_DEPENDS
+    ${CLIENT_ROOT_DIR}/ui/controllers/*.cpp
+    ${CLIENT_ROOT_DIR}/ui/controllers/api/*.cpp
+)
+
+set(HEADERS ${HEADERS}
+    ${COMMON_FILES_H}
+    ${PAGE_LOGIC_H}
+    ${CONFIGURATORS_H}
+    ${UI_MODELS_H}
+    ${UI_CONTROLLERS_H}
+)
+set(SOURCES ${SOURCES}
+    ${COMMON_FILES_CPP}
+    ${PAGE_LOGIC_CPP}
+    ${CONFIGURATORS_CPP}
+    ${UI_MODELS_CPP}
+    ${UI_CONTROLLERS_CPP}
+)
+
+if(WIN32)
+    set(HEADERS ${HEADERS}
+        ${CLIENT_ROOT_DIR}/protocols/ikev2_vpn_protocol_windows.h
+    )
+
+    set(SOURCES ${SOURCES}
+        ${CLIENT_ROOT_DIR}/protocols/ikev2_vpn_protocol_windows.cpp
+    )
+
+    set(RESOURCES ${RESOURCES}
+        ${CMAKE_CURRENT_BINARY_DIR}/amneziavpn.rc
+    )
+endif()
+
+if(WIN32 OR (APPLE AND NOT IOS) OR (LINUX AND NOT ANDROID))
+    message("Client desktop build")
+    add_compile_definitions(AMNEZIA_DESKTOP)
+
+    set(HEADERS ${HEADERS}
+        ${CLIENT_ROOT_DIR}/core/ipcclient.h
+        ${CLIENT_ROOT_DIR}/core/privileged_process.h
+        ${CLIENT_ROOT_DIR}/ui/systemtray_notificationhandler.h
+        ${CLIENT_ROOT_DIR}/protocols/openvpnprotocol.h
+        ${CLIENT_ROOT_DIR}/protocols/openvpnovercloakprotocol.h
+        ${CLIENT_ROOT_DIR}/protocols/shadowsocksvpnprotocol.h
+        ${CLIENT_ROOT_DIR}/protocols/wireguardprotocol.h
+        ${CLIENT_ROOT_DIR}/protocols/xrayprotocol.h
+        ${CLIENT_ROOT_DIR}/protocols/awgprotocol.h
+    )
+
+    set(SOURCES ${SOURCES}
+        ${CLIENT_ROOT_DIR}/core/ipcclient.cpp
+        ${CLIENT_ROOT_DIR}/core/privileged_process.cpp
+        ${CLIENT_ROOT_DIR}/ui/systemtray_notificationhandler.cpp
+        ${CLIENT_ROOT_DIR}/protocols/openvpnprotocol.cpp
+        ${CLIENT_ROOT_DIR}/protocols/openvpnovercloakprotocol.cpp
+        ${CLIENT_ROOT_DIR}/protocols/shadowsocksvpnprotocol.cpp
+        ${CLIENT_ROOT_DIR}/protocols/wireguardprotocol.cpp
+        ${CLIENT_ROOT_DIR}/protocols/xrayprotocol.cpp
+        ${CLIENT_ROOT_DIR}/protocols/awgprotocol.cpp
+    )
+endif()

client/core/api/apiDefs.h

@@ -0,0 +1,51 @@
+#ifndef APIDEFS_H
+#define APIDEFS_H
+
+#include <QString>
+
+namespace apiDefs
+{
+    enum ConfigType {
+        AmneziaFreeV2 = 0,
+        AmneziaFreeV3,
+        AmneziaPremiumV1,
+        AmneziaPremiumV2,
+        SelfHosted
+    };
+
+    enum ConfigSource {
+        Telegram = 1,
+        AmneziaGateway
+    };
+
+    namespace key
+    {
+        constexpr QLatin1String configVersion("config_version");
+
+        constexpr QLatin1String apiConfig("api_config");
+        constexpr QLatin1String stackType("stack_type");
+        constexpr QLatin1String serviceType("service_type");
+
+        constexpr QLatin1String vpnKey("vpn_key");
+
+        constexpr QLatin1String installationUuid("installation_uuid");
+        constexpr QLatin1String workerLastUpdated("worker_last_updated");
+        constexpr QLatin1String lastDownloaded("last_downloaded");
+        constexpr QLatin1String sourceType("source_type");
+
+        constexpr QLatin1String serverCountryCode("server_country_code");
+        constexpr QLatin1String serverCountryName("server_country_name");
+
+        constexpr QLatin1String osVersion("os_version");
+
+        constexpr QLatin1String availableCountries("available_countries");
+        constexpr QLatin1String activeDeviceCount("active_device_count");
+        constexpr QLatin1String maxDeviceCount("max_device_count");
+        constexpr QLatin1String subscriptionEndDate("subscription_end_date");
+        constexpr QLatin1String issuedConfigs("issued_configs");
+    }
+
+    const int requestTimeoutMsecs = 12 * 1000; // 12 secs
+}
+
+#endif // APIDEFS_H

client/core/api/apiUtils.cpp

@@ -0,0 +1,87 @@
+#include "apiUtils.h"
+
+#include <QDateTime>
+#include <QJsonObject>
+
+bool apiUtils::isSubscriptionExpired(const QString &subscriptionEndDate)
+{
+    QDateTime now = QDateTime::currentDateTime();
+    QDateTime endDate = QDateTime::fromString(subscriptionEndDate, Qt::ISODateWithMs);
+    return endDate < now;
+}
+
+bool apiUtils::isServerFromApi(const QJsonObject &serverConfigObject)
+{
+    auto configVersion = serverConfigObject.value(apiDefs::key::configVersion).toInt();
+    switch (configVersion) {
+    case apiDefs::ConfigSource::Telegram: return true;
+    case apiDefs::ConfigSource::AmneziaGateway: return true;
+    default: return false;
+    }
+}
+
+apiDefs::ConfigType apiUtils::getConfigType(const QJsonObject &serverConfigObject)
+{
+    auto configVersion = serverConfigObject.value(apiDefs::key::configVersion).toInt();
+    switch (configVersion) {
+    case apiDefs::ConfigSource::Telegram: {
+    };
+    case apiDefs::ConfigSource::AmneziaGateway: {
+        constexpr QLatin1String stackPremium("prem");
+        constexpr QLatin1String stackFree("free");
+
+        constexpr QLatin1String servicePremium("amnezia-premium");
+        constexpr QLatin1String serviceFree("amnezia-free");
+
+        auto apiConfigObject = serverConfigObject.value(apiDefs::key::apiConfig).toObject();
+        auto stackType = apiConfigObject.value(apiDefs::key::stackType).toString();
+        auto serviceType = apiConfigObject.value(apiDefs::key::serviceType).toString();
+
+        if (serviceType == servicePremium || stackType == stackPremium) {
+            return apiDefs::ConfigType::AmneziaPremiumV2;
+        } else if (serviceType == serviceFree || stackType == stackFree) {
+            return apiDefs::ConfigType::AmneziaFreeV3;
+        }
+    }
+    default: {
+        return apiDefs::ConfigType::SelfHosted;
+    }
+    };
+}
+
+apiDefs::ConfigSource apiUtils::getConfigSource(const QJsonObject &serverConfigObject)
+{
+    return static_cast<apiDefs::ConfigSource>(serverConfigObject.value(apiDefs::key::configVersion).toInt());
+}
+
+amnezia::ErrorCode apiUtils::checkNetworkReplyErrors(const QList<QSslError> &sslErrors, QNetworkReply *reply)
+{
+    const int httpStatusCodeConflict = 409;
+    const int httpStatusCodeNotFound = 404;
+
+    if (!sslErrors.empty()) {
+        qDebug().noquote() << sslErrors;
+        return amnezia::ErrorCode::ApiConfigSslError;
+    } else if (reply->error() == QNetworkReply::NoError) {
+        return amnezia::ErrorCode::NoError;
+    } else if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
+               || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
+        return amnezia::ErrorCode::ApiConfigTimeoutError;
+    } else {
+        QString err = reply->errorString();
+        int httpStatusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
+        qDebug() << QString::fromUtf8(reply->readAll());
+        qDebug() << reply->error();
+        qDebug() << err;
+        qDebug() << httpStatusCode;
+        if (httpStatusCode == httpStatusCodeConflict) {
+            return amnezia::ErrorCode::ApiConfigLimitError;
+        } else if (httpStatusCode == httpStatusCodeNotFound) {
+            return amnezia::ErrorCode::ApiNotFoundError;
+        }
+        return amnezia::ErrorCode::ApiConfigDownloadError;
+    }
+
+    qDebug() << "something went wrong";
+    return amnezia::ErrorCode::InternalError;
+}

client/core/api/apiUtils.h

@@ -0,0 +1,22 @@
+#ifndef APIUTILS_H
+#define APIUTILS_H
+
+#include <QNetworkReply>
+#include <QObject>
+
+#include "apiDefs.h"
+#include "core/defs.h"
+
+namespace apiUtils
+{
+    bool isServerFromApi(const QJsonObject &serverConfigObject);
+
+    bool isSubscriptionExpired(const QString &subscriptionEndDate);
+
+    apiDefs::ConfigType getConfigType(const QJsonObject &serverConfigObject);
+    apiDefs::ConfigSource getConfigSource(const QJsonObject &serverConfigObject);
+
+    amnezia::ErrorCode checkNetworkReplyErrors(const QList<QSslError> &sslErrors, QNetworkReply *reply);
+}
+
+#endif // APIUTILS_H

client/core/controllers/apiController.cpp

@@ -1,509 +0,0 @@
-#include "apiController.h"
-
-#include <algorithm>
-#include <random>
-
-#include <QEventLoop>
-#include <QNetworkAccessManager>
-#include <QNetworkReply>
-#include <QtConcurrent>
-
-#include "QBlockCipher.h"
-#include "QRsa.h"
-
-#include "amnezia_application.h"
-#include "configurators/wireguard_configurator.h"
-#include "core/enums/apiEnums.h"
-#include "utilities.h"
-#include "version.h"
-
-namespace
-{
-    namespace configKey
-    {
-        constexpr char cloak[] = "cloak";
-        constexpr char awg[] = "awg";
-
-        constexpr char apiEdnpoint[] = "api_endpoint";
-        constexpr char accessToken[] = "api_key";
-        constexpr char certificate[] = "certificate";
-        constexpr char publicKey[] = "public_key";
-        constexpr char protocol[] = "protocol";
-
-        constexpr char uuid[] = "installation_uuid";
-        constexpr char osVersion[] = "os_version";
-        constexpr char appVersion[] = "app_version";
-
-        constexpr char userCountryCode[] = "user_country_code";
-        constexpr char serverCountryCode[] = "server_country_code";
-        constexpr char serviceType[] = "service_type";
-        constexpr char serviceInfo[] = "service_info";
-
-        constexpr char aesKey[] = "aes_key";
-        constexpr char aesIv[] = "aes_iv";
-        constexpr char aesSalt[] = "aes_salt";
-
-        constexpr char apiPayload[] = "api_payload";
-        constexpr char keyPayload[] = "key_payload";
-
-        constexpr char apiConfig[] = "api_config";
-        constexpr char authData[] = "auth_data";
-    }
-
-    const int requestTimeoutMsecs = 12 * 1000; // 12 secs
-
-    ErrorCode checkErrors(const QList<QSslError> &sslErrors, QNetworkReply *reply)
-    {
-        if (!sslErrors.empty()) {
-            qDebug().noquote() << sslErrors;
-            return ErrorCode::ApiConfigSslError;
-        } else if (reply->error() == QNetworkReply::NoError) {
-            return ErrorCode::NoError;
-        } else if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
-                   || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
-            return ErrorCode::ApiConfigTimeoutError;
-        } else {
-            QString err = reply->errorString();
-            qDebug() << QString::fromUtf8(reply->readAll());
-            qDebug() << reply->error();
-            qDebug() << err;
-            qDebug() << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute);
-            return ErrorCode::ApiConfigDownloadError;
-        }
-    }
-
-    bool shouldBypassProxy(QNetworkReply *reply, const QByteArray &responseBody, bool checkEncryption, const QByteArray &key = "",
-                           const QByteArray &iv = "", const QByteArray &salt = "")
-    {
-        if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
-            || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
-            qDebug() << "Timeout occurred";
-            return true;
-        } else if (responseBody.contains("html")) {
-            qDebug() << "The response contains an html tag";
-            return true;
-        } else if (checkEncryption) {
-            try {
-                QSimpleCrypto::QBlockCipher blockCipher;
-                static_cast<void>(blockCipher.decryptAesBlockCipher(responseBody, key, iv, "", salt));
-            } catch (...) {
-                qDebug() << "Failed to decrypt the data";
-                return true;
-            }
-        }
-        return false;
-    }
-}
-
-ApiController::ApiController(const QString &gatewayEndpoint, bool isDevEnvironment, QObject *parent)
-    : QObject(parent), m_gatewayEndpoint(gatewayEndpoint), m_isDevEnvironment(isDevEnvironment)
-{
-}
-
-void ApiController::fillServerConfig(const QString &protocol, const ApiController::ApiPayloadData &apiPayloadData,
-                                     const QByteArray &apiResponseBody, QJsonObject &serverConfig)
-{
-    QString data = QJsonDocument::fromJson(apiResponseBody).object().value(config_key::config).toString();
-
-    data.replace("vpn://", "");
-    QByteArray ba = QByteArray::fromBase64(data.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
-
-    if (ba.isEmpty()) {
-        emit errorOccurred(ErrorCode::ApiConfigEmptyError);
-        return;
-    }
-
-    QByteArray ba_uncompressed = qUncompress(ba);
-    if (!ba_uncompressed.isEmpty()) {
-        ba = ba_uncompressed;
-    }
-
-    QString configStr = ba;
-    if (protocol == configKey::cloak) {
-        configStr.replace("<key>", "<key>\n");
-        configStr.replace("$OPENVPN_PRIV_KEY", apiPayloadData.certRequest.privKey);
-    } else if (protocol == configKey::awg) {
-        configStr.replace("$WIREGUARD_CLIENT_PRIVATE_KEY", apiPayloadData.wireGuardClientPrivKey);
-        auto newServerConfig = QJsonDocument::fromJson(configStr.toUtf8()).object();
-        auto containers = newServerConfig.value(config_key::containers).toArray();
-        if (containers.isEmpty()) {
-            return; // todo process error
-        }
-        auto container = containers.at(0).toObject();
-        QString containerName = ContainerProps::containerTypeToString(DockerContainer::Awg);
-        auto containerConfig = container.value(containerName).toObject();
-        auto protocolConfig = QJsonDocument::fromJson(containerConfig.value(config_key::last_config).toString().toUtf8()).object();
-        containerConfig[config_key::junkPacketCount] = protocolConfig.value(config_key::junkPacketCount);
-        containerConfig[config_key::junkPacketMinSize] = protocolConfig.value(config_key::junkPacketMinSize);
-        containerConfig[config_key::junkPacketMaxSize] = protocolConfig.value(config_key::junkPacketMaxSize);
-        containerConfig[config_key::initPacketJunkSize] = protocolConfig.value(config_key::initPacketJunkSize);
-        containerConfig[config_key::responsePacketJunkSize] = protocolConfig.value(config_key::responsePacketJunkSize);
-        containerConfig[config_key::initPacketMagicHeader] = protocolConfig.value(config_key::initPacketMagicHeader);
-        containerConfig[config_key::responsePacketMagicHeader] = protocolConfig.value(config_key::responsePacketMagicHeader);
-        containerConfig[config_key::underloadPacketMagicHeader] = protocolConfig.value(config_key::underloadPacketMagicHeader);
-        containerConfig[config_key::transportPacketMagicHeader] = protocolConfig.value(config_key::transportPacketMagicHeader);
-        container[containerName] = containerConfig;
-        containers.replace(0, container);
-        newServerConfig[config_key::containers] = containers;
-        configStr = QString(QJsonDocument(newServerConfig).toJson());
-    }
-
-    QJsonObject newServerConfig = QJsonDocument::fromJson(configStr.toUtf8()).object();
-    serverConfig[config_key::dns1] = newServerConfig.value(config_key::dns1);
-    serverConfig[config_key::dns2] = newServerConfig.value(config_key::dns2);
-    serverConfig[config_key::containers] = newServerConfig.value(config_key::containers);
-    serverConfig[config_key::hostName] = newServerConfig.value(config_key::hostName);
-
-    if (newServerConfig.value(config_key::configVersion).toInt() == ApiConfigSources::AmneziaGateway) {
-        serverConfig[config_key::configVersion] = newServerConfig.value(config_key::configVersion);
-        serverConfig[config_key::description] = newServerConfig.value(config_key::description);
-        serverConfig[config_key::name] = newServerConfig.value(config_key::name);
-    }
-
-    auto defaultContainer = newServerConfig.value(config_key::defaultContainer).toString();
-    serverConfig[config_key::defaultContainer] = defaultContainer;
-
-    QVariantMap map = serverConfig.value(configKey::apiConfig).toObject().toVariantMap();
-    map.insert(newServerConfig.value(configKey::apiConfig).toObject().toVariantMap());
-    auto apiConfig = QJsonObject::fromVariantMap(map);
-
-    if (newServerConfig.value(config_key::configVersion).toInt() == ApiConfigSources::AmneziaGateway) {
-        apiConfig.insert(configKey::serviceInfo, QJsonDocument::fromJson(apiResponseBody).object().value(configKey::serviceInfo).toObject());
-    }
-
-    serverConfig[configKey::apiConfig] = apiConfig;
-
-    return;
-}
-
-QStringList ApiController::getProxyUrls()
-{
-    QNetworkRequest request;
-    request.setTransferTimeout(requestTimeoutMsecs);
-    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-
-    QEventLoop wait;
-    QList<QSslError> sslErrors;
-    QNetworkReply *reply;
-
-    QStringList proxyStorageUrl;
-    if (m_isDevEnvironment) {
-        proxyStorageUrl = QStringList { DEV_S3_ENDPOINT };
-    } else {
-        proxyStorageUrl = QStringList { PROD_S3_ENDPOINT };
-    }
-
-    QByteArray key = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
-
-    for (const auto &proxyStorageUrl : proxyStorageUrl) {
-        request.setUrl(proxyStorageUrl);
-        reply = amnApp->manager()->get(request);
-
-        connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
-        connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
-        wait.exec();
-
-        if (reply->error() == QNetworkReply::NetworkError::NoError) {
-            break;
-        }
-        reply->deleteLater();
-    }
-
-    auto encryptedResponseBody = reply->readAll();
-    reply->deleteLater();
-
-    EVP_PKEY *privateKey = nullptr;
-    QByteArray responseBody;
-    try {
-        if (!m_isDevEnvironment) {
-            QCryptographicHash hash(QCryptographicHash::Sha512);
-            hash.addData(key);
-            QByteArray hashResult = hash.result().toHex();
-
-            QByteArray key = QByteArray::fromHex(hashResult.left(64));
-            QByteArray iv = QByteArray::fromHex(hashResult.mid(64, 32));
-
-            QByteArray ba = QByteArray::fromBase64(encryptedResponseBody);
-
-            QSimpleCrypto::QBlockCipher blockCipher;
-            responseBody = blockCipher.decryptAesBlockCipher(ba, key, iv);
-        } else {
-            responseBody = encryptedResponseBody;
-        }
-    } catch (...) {
-        Utils::logException();
-        qCritical() << "error loading private key from environment variables or decrypting payload";
-        return {};
-    }
-
-    auto endpointsArray = QJsonDocument::fromJson(responseBody).array();
-
-    QStringList endpoints;
-    for (const auto &endpoint : endpointsArray) {
-        endpoints.push_back(endpoint.toString());
-    }
-    return endpoints;
-}
-
-ApiController::ApiPayloadData ApiController::generateApiPayloadData(const QString &protocol)
-{
-    ApiController::ApiPayloadData apiPayload;
-    if (protocol == configKey::cloak) {
-        apiPayload.certRequest = OpenVpnConfigurator::createCertRequest();
-    } else if (protocol == configKey::awg) {
-        auto connData = WireguardConfigurator::genClientKeys();
-        apiPayload.wireGuardClientPubKey = connData.clientPubKey;
-        apiPayload.wireGuardClientPrivKey = connData.clientPrivKey;
-    }
-    return apiPayload;
-}
-
-QJsonObject ApiController::fillApiPayload(const QString &protocol, const ApiController::ApiPayloadData &apiPayloadData)
-{
-    QJsonObject obj;
-    if (protocol == configKey::cloak) {
-        obj[configKey::certificate] = apiPayloadData.certRequest.request;
-    } else if (protocol == configKey::awg) {
-        obj[configKey::publicKey] = apiPayloadData.wireGuardClientPubKey;
-    }
-
-    obj[configKey::osVersion] = QSysInfo::productType();
-    obj[configKey::appVersion] = QString(APP_VERSION);
-
-    return obj;
-}
-
-void ApiController::updateServerConfigFromApi(const QString &installationUuid, const int serverIndex, QJsonObject serverConfig)
-{
-#ifdef Q_OS_IOS
-    IosController::Instance()->requestInetAccess();
-    QThread::msleep(10);
-#endif
-
-    if (serverConfig.value(config_key::configVersion).toInt()) {
-        QNetworkRequest request;
-        request.setTransferTimeout(requestTimeoutMsecs);
-        request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-        request.setRawHeader("Authorization", "Api-Key " + serverConfig.value(configKey::accessToken).toString().toUtf8());
-        QString endpoint = serverConfig.value(configKey::apiEdnpoint).toString();
-        request.setUrl(endpoint);
-
-        QString protocol = serverConfig.value(configKey::protocol).toString();
-
-        ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
-
-        QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
-        apiPayload[configKey::uuid] = installationUuid;
-
-        QByteArray requestBody = QJsonDocument(apiPayload).toJson();
-
-        QNetworkReply *reply = amnApp->manager()->post(request, requestBody);
-
-        QObject::connect(reply, &QNetworkReply::finished, [this, reply, protocol, apiPayloadData, serverIndex, serverConfig]() mutable {
-            if (reply->error() == QNetworkReply::NoError) {
-                auto apiResponseBody = reply->readAll();
-                fillServerConfig(protocol, apiPayloadData, apiResponseBody, serverConfig);
-                emit finished(serverConfig, serverIndex);
-            } else {
-                if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
-                    || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
-                    emit errorOccurred(ErrorCode::ApiConfigTimeoutError);
-                } else if (reply->error() == QNetworkReply::NetworkError::SslHandshakeFailedError) {
-                    emit errorOccurred(ErrorCode::ApiConfigSslError);
-                } else {
-                    QString err = reply->errorString();
-                    qDebug() << QString::fromUtf8(reply->readAll());
-                    qDebug() << reply->error();
-                    qDebug() << err;
-                    qDebug() << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute);
-                    emit errorOccurred(ErrorCode::ApiConfigDownloadError);
-                }
-            }
-
-            reply->deleteLater();
-        });
-
-        QObject::connect(reply, &QNetworkReply::errorOccurred,
-                         [this, reply](QNetworkReply::NetworkError error) { qDebug() << reply->errorString() << error; });
-
-        connect(reply, &QNetworkReply::sslErrors, [this, reply](const QList<QSslError> &errors) { qDebug().noquote() << errors; });
-    }
-}
-
-ErrorCode ApiController::getServicesList(QByteArray &responseBody)
-{
-#ifdef Q_OS_IOS
-    IosController::Instance()->requestInetAccess();
-    QThread::msleep(10);
-#endif
-
-    QNetworkRequest request;
-    request.setTransferTimeout(requestTimeoutMsecs);
-    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-
-    request.setUrl(QString("%1v1/services").arg(m_gatewayEndpoint));
-
-    QNetworkReply *reply;
-    reply = amnApp->manager()->get(request);
-
-    QEventLoop wait;
-    QObject::connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
-
-    QList<QSslError> sslErrors;
-    connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
-    wait.exec();
-
-    responseBody = reply->readAll();
-
-    if (sslErrors.isEmpty() && shouldBypassProxy(reply, responseBody, false)) {
-        m_proxyUrls = getProxyUrls();
-        std::random_device randomDevice;
-        std::mt19937 generator(randomDevice());
-        std::shuffle(m_proxyUrls.begin(), m_proxyUrls.end(), generator);
-        for (const QString &proxyUrl : m_proxyUrls) {
-            qDebug() << "Go to the next endpoint";
-            request.setUrl(QString("%1v1/services").arg(proxyUrl));
-            reply->deleteLater(); // delete the previous reply
-            reply = amnApp->manager()->get(request);
-
-            QObject::connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
-            connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
-            wait.exec();
-
-            responseBody = reply->readAll();
-            if (!sslErrors.isEmpty() || !shouldBypassProxy(reply, responseBody, false)) {
-                break;
-            }
-        }
-    }
-
-    auto errorCode = checkErrors(sslErrors, reply);
-    reply->deleteLater();
-
-    if (errorCode == ErrorCode::NoError) {
-        if (!responseBody.contains("services")) {
-            return ErrorCode::ApiServicesMissingError;
-        }
-    }
-
-    return errorCode;
-}
-
-ErrorCode ApiController::getConfigForService(const QString &installationUuid, const QString &userCountryCode, const QString &serviceType,
-                                             const QString &protocol, const QString &serverCountryCode, const QJsonObject &authData,
-                                             QJsonObject &serverConfig)
-{
-#ifdef Q_OS_IOS
-    IosController::Instance()->requestInetAccess();
-    QThread::msleep(10);
-#endif
-
-    QNetworkRequest request;
-    request.setTransferTimeout(requestTimeoutMsecs);
-    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-
-    request.setUrl(QString("%1v1/config").arg(m_gatewayEndpoint));
-
-    ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
-
-    QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
-    apiPayload[configKey::userCountryCode] = userCountryCode;
-    if (!serverCountryCode.isEmpty()) {
-        apiPayload[configKey::serverCountryCode] = serverCountryCode;
-    }
-    apiPayload[configKey::serviceType] = serviceType;
-    apiPayload[configKey::uuid] = installationUuid;
-    if (!authData.isEmpty()) {
-        apiPayload[configKey::authData] = authData;
-    }
-
-    QSimpleCrypto::QBlockCipher blockCipher;
-    QByteArray key = blockCipher.generatePrivateSalt(32);
-    QByteArray iv = blockCipher.generatePrivateSalt(32);
-    QByteArray salt = blockCipher.generatePrivateSalt(8);
-
-    QJsonObject keyPayload;
-    keyPayload[configKey::aesKey] = QString(key.toBase64());
-    keyPayload[configKey::aesIv] = QString(iv.toBase64());
-    keyPayload[configKey::aesSalt] = QString(salt.toBase64());
-
-    QByteArray encryptedKeyPayload;
-    QByteArray encryptedApiPayload;
-    try {
-        QSimpleCrypto::QRsa rsa;
-
-        EVP_PKEY *publicKey = nullptr;
-        try {
-            QByteArray rsaKey = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
-            QSimpleCrypto::QRsa rsa;
-            publicKey = rsa.getPublicKeyFromByteArray(rsaKey);
-        } catch (...) {
-            Utils::logException();
-            qCritical() << "error loading public key from environment variables";
-            return ErrorCode::ApiMissingAgwPublicKey;
-        }
-
-        encryptedKeyPayload = rsa.encrypt(QJsonDocument(keyPayload).toJson(), publicKey, RSA_PKCS1_PADDING);
-        EVP_PKEY_free(publicKey);
-
-        encryptedApiPayload = blockCipher.encryptAesBlockCipher(QJsonDocument(apiPayload).toJson(), key, iv, "", salt);
-    } catch (...) { // todo change error handling in QSimpleCrypto?
-        Utils::logException();
-        qCritical() << "error when encrypting the request body";
-        return ErrorCode::ApiConfigDecryptionError;
-    }
-
-    QJsonObject requestBody;
-    requestBody[configKey::keyPayload] = QString(encryptedKeyPayload.toBase64());
-    requestBody[configKey::apiPayload] = QString(encryptedApiPayload.toBase64());
-
-    QNetworkReply *reply = amnApp->manager()->post(request, QJsonDocument(requestBody).toJson());
-
-    QEventLoop wait;
-    connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
-
-    QList<QSslError> sslErrors;
-    connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
-    wait.exec();
-
-    auto encryptedResponseBody = reply->readAll();
-
-    if (sslErrors.isEmpty() && shouldBypassProxy(reply, encryptedResponseBody, true, key, iv, salt)) {
-        m_proxyUrls = getProxyUrls();
-        std::random_device randomDevice;
-        std::mt19937 generator(randomDevice());
-        std::shuffle(m_proxyUrls.begin(), m_proxyUrls.end(), generator);
-        for (const QString &proxyUrl : m_proxyUrls) {
-            qDebug() << "Go to the next endpoint";
-            request.setUrl(QString("%1v1/config").arg(proxyUrl));
-            reply->deleteLater(); // delete the previous reply
-            reply = amnApp->manager()->post(request, QJsonDocument(requestBody).toJson());
-
-            QObject::connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
-            connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
-            wait.exec();
-
-            encryptedResponseBody = reply->readAll();
-            if (!sslErrors.isEmpty() || !shouldBypassProxy(reply, encryptedResponseBody, true, key, iv, salt)) {
-                break;
-            }
-        }
-    }
-
-    auto errorCode = checkErrors(sslErrors, reply);
-    reply->deleteLater();
-    if (errorCode) {
-        return errorCode;
-    }
-
-    try {
-        auto responseBody = blockCipher.decryptAesBlockCipher(encryptedResponseBody, key, iv, "", salt);
-        fillServerConfig(protocol, apiPayloadData, responseBody, serverConfig);
-    } catch (...) { // todo change error handling in QSimpleCrypto?
-        Utils::logException();
-        qCritical() << "error when decrypting the request body";
-        return ErrorCode::ApiConfigDecryptionError;
-    }
-
-    return errorCode;
-}

client/core/controllers/apiController.h

@@ -1,50 +0,0 @@
-#ifndef APICONTROLLER_H
-#define APICONTROLLER_H
-
-#include <QObject>
-
-#include "configurators/openvpn_configurator.h"
-
-#ifdef Q_OS_IOS
-    #include "platforms/ios/ios_controller.h"
-#endif
-
-class ApiController : public QObject
-{
-    Q_OBJECT
-
-public:
-    explicit ApiController(const QString &gatewayEndpoint, bool isDevEnvironment, QObject *parent = nullptr);
-
-public slots:
-    void updateServerConfigFromApi(const QString &installationUuid, const int serverIndex, QJsonObject serverConfig);
-
-    ErrorCode getServicesList(QByteArray &responseBody);
-    ErrorCode getConfigForService(const QString &installationUuid, const QString &userCountryCode, const QString &serviceType,
-                                  const QString &protocol, const QString &serverCountryCode, const QJsonObject &authData, QJsonObject &serverConfig);
-
-signals:
-    void errorOccurred(ErrorCode errorCode);
-    void finished(const QJsonObject &config, const int serverIndex);
-
-private:
-    struct ApiPayloadData
-    {
-        OpenVpnConfigurator::ConnectionData certRequest;
-
-        QString wireGuardClientPrivKey;
-        QString wireGuardClientPubKey;
-    };
-
-    ApiPayloadData generateApiPayloadData(const QString &protocol);
-    QJsonObject fillApiPayload(const QString &protocol, const ApiController::ApiPayloadData &apiPayloadData);
-    void fillServerConfig(const QString &protocol, const ApiController::ApiPayloadData &apiPayloadData, const QByteArray &apiResponseBody,
-                          QJsonObject &serverConfig);
-    QStringList getProxyUrls();
-
-    QString m_gatewayEndpoint;
-    QStringList m_proxyUrls;
-    bool m_isDevEnvironment = false;
-};
-
-#endif // APICONTROLLER_H

client/core/controllers/coreController.cpp

@@ -0,0 +1,358 @@
+#include "coreController.h"
+
+#include <QTranslator>
+
+#if defined(Q_OS_ANDROID)
+    #include "core/installedAppsImageProvider.h"
+    #include "platforms/android/android_controller.h"
+#endif
+
+#if defined(Q_OS_IOS)
+    #include "platforms/ios/ios_controller.h"
+    #include <AmneziaVPN-Swift.h>
+#endif
+
+CoreController::CoreController(const QSharedPointer<VpnConnection> &vpnConnection, const std::shared_ptr<Settings> &settings,
+                               QQmlApplicationEngine *engine, QObject *parent)
+    : QObject(parent), m_vpnConnection(vpnConnection), m_settings(settings), m_engine(engine)
+{
+    initModels();
+    initControllers();
+    initSignalHandlers();
+
+    initAndroidController();
+    initAppleController();
+
+    initNotificationHandler();
+
+    auto locale = m_settings->getAppLanguage();
+    m_translator.reset(new QTranslator());
+    updateTranslator(locale);
+}
+
+void CoreController::initModels()
+{
+    m_containersModel.reset(new ContainersModel(this));
+    m_engine->rootContext()->setContextProperty("ContainersModel", m_containersModel.get());
+
+    m_defaultServerContainersModel.reset(new ContainersModel(this));
+    m_engine->rootContext()->setContextProperty("DefaultServerContainersModel", m_defaultServerContainersModel.get());
+
+    m_serversModel.reset(new ServersModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("ServersModel", m_serversModel.get());
+
+    m_languageModel.reset(new LanguageModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("LanguageModel", m_languageModel.get());
+
+    m_sitesModel.reset(new SitesModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("SitesModel", m_sitesModel.get());
+
+    m_allowedDnsModel.reset(new AllowedDnsModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("AllowedDnsModel", m_allowedDnsModel.get());
+
+    m_appSplitTunnelingModel.reset(new AppSplitTunnelingModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("AppSplitTunnelingModel", m_appSplitTunnelingModel.get());
+
+    m_protocolsModel.reset(new ProtocolsModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("ProtocolsModel", m_protocolsModel.get());
+
+    m_openVpnConfigModel.reset(new OpenVpnConfigModel(this));
+    m_engine->rootContext()->setContextProperty("OpenVpnConfigModel", m_openVpnConfigModel.get());
+
+    m_shadowSocksConfigModel.reset(new ShadowSocksConfigModel(this));
+    m_engine->rootContext()->setContextProperty("ShadowSocksConfigModel", m_shadowSocksConfigModel.get());
+
+    m_cloakConfigModel.reset(new CloakConfigModel(this));
+    m_engine->rootContext()->setContextProperty("CloakConfigModel", m_cloakConfigModel.get());
+
+    m_wireGuardConfigModel.reset(new WireGuardConfigModel(this));
+    m_engine->rootContext()->setContextProperty("WireGuardConfigModel", m_wireGuardConfigModel.get());
+
+    m_awgConfigModel.reset(new AwgConfigModel(this));
+    m_engine->rootContext()->setContextProperty("AwgConfigModel", m_awgConfigModel.get());
+
+    m_xrayConfigModel.reset(new XrayConfigModel(this));
+    m_engine->rootContext()->setContextProperty("XrayConfigModel", m_xrayConfigModel.get());
+
+#ifdef Q_OS_WINDOWS
+    m_ikev2ConfigModel.reset(new Ikev2ConfigModel(this));
+    m_engine->rootContext()->setContextProperty("Ikev2ConfigModel", m_ikev2ConfigModel.get());
+#endif
+
+    m_sftpConfigModel.reset(new SftpConfigModel(this));
+    m_engine->rootContext()->setContextProperty("SftpConfigModel", m_sftpConfigModel.get());
+
+    m_socks5ConfigModel.reset(new Socks5ProxyConfigModel(this));
+    m_engine->rootContext()->setContextProperty("Socks5ProxyConfigModel", m_socks5ConfigModel.get());
+
+    m_clientManagementModel.reset(new ClientManagementModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("ClientManagementModel", m_clientManagementModel.get());
+
+    m_apiServicesModel.reset(new ApiServicesModel(this));
+    m_engine->rootContext()->setContextProperty("ApiServicesModel", m_apiServicesModel.get());
+
+    m_apiCountryModel.reset(new ApiCountryModel(this));
+    m_engine->rootContext()->setContextProperty("ApiCountryModel", m_apiCountryModel.get());
+
+    m_apiAccountInfoModel.reset(new ApiAccountInfoModel(this));
+    m_engine->rootContext()->setContextProperty("ApiAccountInfoModel", m_apiAccountInfoModel.get());
+
+    m_apiDevicesModel.reset(new ApiDevicesModel(m_settings, this));
+    m_engine->rootContext()->setContextProperty("ApiDevicesModel", m_apiDevicesModel.get());
+}
+
+void CoreController::initControllers()
+{
+    m_connectionController.reset(
+            new ConnectionController(m_serversModel, m_containersModel, m_clientManagementModel, m_vpnConnection, m_settings));
+    m_engine->rootContext()->setContextProperty("ConnectionController", m_connectionController.get());
+
+    m_pageController.reset(new PageController(m_serversModel, m_settings));
+    m_engine->rootContext()->setContextProperty("PageController", m_pageController.get());
+
+    m_focusController.reset(new FocusController(m_engine, this));
+    m_engine->rootContext()->setContextProperty("FocusController", m_focusController.get());
+
+    m_installController.reset(new InstallController(m_serversModel, m_containersModel, m_protocolsModel, m_clientManagementModel, m_settings));
+    m_engine->rootContext()->setContextProperty("InstallController", m_installController.get());
+
+    connect(m_installController.get(), &InstallController::currentContainerUpdated, m_connectionController.get(),
+            &ConnectionController::onCurrentContainerUpdated); // TODO remove this
+
+    m_importController.reset(new ImportController(m_serversModel, m_containersModel, m_settings));
+    m_engine->rootContext()->setContextProperty("ImportController", m_importController.get());
+
+    m_exportController.reset(new ExportController(m_serversModel, m_containersModel, m_clientManagementModel, m_settings));
+    m_engine->rootContext()->setContextProperty("ExportController", m_exportController.get());
+
+    m_settingsController.reset(
+            new SettingsController(m_serversModel, m_containersModel, m_languageModel, m_sitesModel, m_appSplitTunnelingModel, m_settings));
+    m_engine->rootContext()->setContextProperty("SettingsController", m_settingsController.get());
+
+    m_sitesController.reset(new SitesController(m_settings, m_vpnConnection, m_sitesModel));
+    m_engine->rootContext()->setContextProperty("SitesController", m_sitesController.get());
+
+    m_allowedDnsController.reset(new AllowedDnsController(m_settings, m_allowedDnsModel));
+    m_engine->rootContext()->setContextProperty("AllowedDnsController", m_allowedDnsController.get());
+
+    m_appSplitTunnelingController.reset(new AppSplitTunnelingController(m_settings, m_appSplitTunnelingModel));
+    m_engine->rootContext()->setContextProperty("AppSplitTunnelingController", m_appSplitTunnelingController.get());
+
+    m_systemController.reset(new SystemController(m_settings));
+    m_engine->rootContext()->setContextProperty("SystemController", m_systemController.get());
+
+    m_apiSettingsController.reset(
+            new ApiSettingsController(m_serversModel, m_apiAccountInfoModel, m_apiCountryModel, m_apiDevicesModel, m_settings));
+    m_engine->rootContext()->setContextProperty("ApiSettingsController", m_apiSettingsController.get());
+
+    m_apiConfigsController.reset(new ApiConfigsController(m_serversModel, m_apiServicesModel, m_settings));
+    m_engine->rootContext()->setContextProperty("ApiConfigsController", m_apiConfigsController.get());
+}
+
+void CoreController::initAndroidController()
+{
+#ifdef Q_OS_ANDROID
+    if (!AndroidController::initLogging()) {
+        qFatal("Android logging initialization failed");
+    }
+    AndroidController::instance()->setSaveLogs(m_settings->isSaveLogs());
+    connect(m_settings.get(), &Settings::saveLogsChanged, AndroidController::instance(), &AndroidController::setSaveLogs);
+
+    AndroidController::instance()->setScreenshotsEnabled(m_settings->isScreenshotsEnabled());
+    connect(m_settings.get(), &Settings::screenshotsEnabledChanged, AndroidController::instance(), &AndroidController::setScreenshotsEnabled);
+
+    connect(m_settings.get(), &Settings::serverRemoved, AndroidController::instance(), &AndroidController::resetLastServer);
+
+    connect(m_settings.get(), &Settings::settingsCleared, []() { AndroidController::instance()->resetLastServer(-1); });
+
+    connect(AndroidController::instance(), &AndroidController::initConnectionState, this, [this](Vpn::ConnectionState state) {
+        m_connectionController->onConnectionStateChanged(state);
+        if (m_vpnConnection)
+            m_vpnConnection->restoreConnection();
+    });
+    if (!AndroidController::instance()->initialize()) {
+        qFatal("Android controller initialization failed");
+    }
+
+    connect(AndroidController::instance(), &AndroidController::importConfigFromOutside, this, [this](QString data) {
+        emit m_pageController->goToPageHome();
+        m_importController->extractConfigFromData(data);
+        data.clear();
+        emit m_pageController->goToPageViewConfig();
+    });
+
+    m_engine->addImageProvider(QLatin1String("installedAppImage"), new InstalledAppsImageProvider);
+#endif
+}
+
+void CoreController::initAppleController()
+{
+#ifdef Q_OS_IOS
+    IosController::Instance()->initialize();
+    connect(IosController::Instance(), &IosController::importConfigFromOutside, this, [this](QString data) {
+        emit m_pageController->goToPageHome();
+        m_importController->extractConfigFromData(data);
+        emit m_pageController->goToPageViewConfig();
+    });
+
+    connect(IosController::Instance(), &IosController::importBackupFromOutside, this, [this](QString filePath) {
+        emit m_pageController->goToPageHome();
+        m_pageController->goToPageSettingsBackup();
+        emit m_settingsController->importBackupFromOutside(filePath);
+    });
+
+    QTimer::singleShot(0, this, [this]() { AmneziaVPN::toggleScreenshots(m_settings->isScreenshotsEnabled()); });
+
+    connect(m_settings.get(), &Settings::screenshotsEnabledChanged, [](bool enabled) { AmneziaVPN::toggleScreenshots(enabled); });
+#endif
+}
+
+void CoreController::initSignalHandlers()
+{
+    initErrorMessagesHandler();
+
+    initApiCountryModelUpdateHandler();
+    initContainerModelUpdateHandler();
+    initAdminConfigRevokedHandler();
+    initPassphraseRequestHandler();
+    initTranslationsUpdatedHandler();
+    initAutoConnectHandler();
+    initAmneziaDnsToggledHandler();
+    initPrepareConfigHandler();
+    initStrictKillSwitchHandler();
+}
+
+void CoreController::initNotificationHandler()
+{
+#ifndef Q_OS_ANDROID
+    m_notificationHandler.reset(NotificationHandler::create(nullptr));
+
+    connect(m_vpnConnection.get(), &VpnConnection::connectionStateChanged, m_notificationHandler.get(),
+            &NotificationHandler::setConnectionState);
+
+    connect(m_notificationHandler.get(), &NotificationHandler::raiseRequested, m_pageController.get(), &PageController::raiseMainWindow);
+    connect(m_notificationHandler.get(), &NotificationHandler::connectRequested, m_connectionController.get(),
+            static_cast<void (ConnectionController::*)()>(&ConnectionController::openConnection));
+    connect(m_notificationHandler.get(), &NotificationHandler::disconnectRequested, m_connectionController.get(),
+            &ConnectionController::closeConnection);
+    connect(this, &CoreController::translationsUpdated, m_notificationHandler.get(), &NotificationHandler::onTranslationsUpdated);
+#endif
+}
+
+void CoreController::updateTranslator(const QLocale &locale)
+{
+    if (!m_translator->isEmpty()) {
+        QCoreApplication::removeTranslator(m_translator.get());
+    }
+
+    QString strFileName = QString(":/translations/amneziavpn") + QLatin1String("_") + locale.name() + ".qm";
+    if (m_translator->load(strFileName)) {
+        if (QCoreApplication::installTranslator(m_translator.get())) {
+            m_settings->setAppLanguage(locale);
+        }
+    } else {
+        m_settings->setAppLanguage(QLocale::English);
+    }
+
+    m_engine->retranslate();
+
+    emit translationsUpdated();
+}
+
+void CoreController::initErrorMessagesHandler()
+{
+    connect(m_connectionController.get(), &ConnectionController::connectionErrorOccurred, this, [this](ErrorCode errorCode) {
+        emit m_pageController->showErrorMessage(errorCode);
+        emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
+    });
+
+    connect(m_apiConfigsController.get(), &ApiConfigsController::errorOccurred, m_pageController.get(),
+            qOverload<ErrorCode>(&PageController::showErrorMessage));
+}
+
+void CoreController::setQmlRoot()
+{
+    m_systemController->setQmlRoot(m_engine->rootObjects().value(0));
+}
+
+void CoreController::initApiCountryModelUpdateHandler()
+{
+    // TODO
+    connect(m_serversModel.get(), &ServersModel::updateApiCountryModel, this, [this]() {
+        m_apiCountryModel->updateModel(m_serversModel->getProcessedServerData("apiAvailableCountries").toJsonArray(),
+                                       m_serversModel->getProcessedServerData("apiServerCountryCode").toString());
+    });
+    connect(m_serversModel.get(), &ServersModel::updateApiServicesModel, this,
+            [this]() { m_apiServicesModel->updateModel(m_serversModel->getProcessedServerData("apiConfig").toJsonObject()); });
+}
+
+void CoreController::initContainerModelUpdateHandler()
+{
+    connect(m_serversModel.get(), &ServersModel::containersUpdated, m_containersModel.get(), &ContainersModel::updateModel);
+    connect(m_serversModel.get(), &ServersModel::defaultServerContainersUpdated, m_defaultServerContainersModel.get(),
+            &ContainersModel::updateModel);
+    m_serversModel->resetModel();
+}
+
+void CoreController::initAdminConfigRevokedHandler()
+{
+    connect(m_clientManagementModel.get(), &ClientManagementModel::adminConfigRevoked, m_serversModel.get(),
+            &ServersModel::clearCachedProfile);
+}
+
+void CoreController::initPassphraseRequestHandler()
+{
+    connect(m_installController.get(), &InstallController::passphraseRequestStarted, m_pageController.get(),
+            &PageController::showPassphraseRequestDrawer);
+    connect(m_pageController.get(), &PageController::passphraseRequestDrawerClosed, m_installController.get(),
+            &InstallController::setEncryptedPassphrase);
+}
+
+void CoreController::initTranslationsUpdatedHandler()
+{
+    connect(m_languageModel.get(), &LanguageModel::updateTranslations, this, &CoreController::updateTranslator);
+    connect(this, &CoreController::translationsUpdated, m_languageModel.get(), &LanguageModel::translationsUpdated);
+    connect(this, &CoreController::translationsUpdated, m_connectionController.get(), &ConnectionController::onTranslationsUpdated);
+}
+
+void CoreController::initAutoConnectHandler()
+{
+    if (m_settingsController->isAutoConnectEnabled() && m_serversModel->getDefaultServerIndex() >= 0) {
+        QTimer::singleShot(1000, this, [this]() { m_connectionController->openConnection(); });
+    }
+}
+
+void CoreController::initAmneziaDnsToggledHandler()
+{
+    connect(m_settingsController.get(), &SettingsController::amneziaDnsToggled, m_serversModel.get(), &ServersModel::toggleAmneziaDns);
+}
+
+void CoreController::initPrepareConfigHandler()
+{
+    connect(m_connectionController.get(), &ConnectionController::prepareConfig, this, [this]() {
+        emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Preparing);
+
+        if (!m_apiConfigsController->isConfigValid()) {
+            emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
+            return;
+        }
+
+        if (!m_installController->isConfigValid()) {
+            emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
+            return;
+        }
+
+        m_connectionController->openConnection();
+    });
+}
+
+void CoreController::initStrictKillSwitchHandler()
+{
+    connect(m_settingsController.get(), &SettingsController::strictKillSwitchEnabledChanged, 
+            m_vpnConnection.get(), &VpnConnection::onKillSwitchModeChanged);
+}
+
+QSharedPointer<PageController> CoreController::pageController() const
+{
+    return m_pageController;
+}

client/core/controllers/coreController.h

@@ -0,0 +1,141 @@
+#ifndef CORECONTROLLER_H
+#define CORECONTROLLER_H
+
+#include <QObject>
+#include <QQmlContext>
+#include <QThread>
+
+#include "ui/controllers/api/apiConfigsController.h"
+#include "ui/controllers/api/apiSettingsController.h"
+#include "ui/controllers/appSplitTunnelingController.h"
+#include "ui/controllers/allowedDnsController.h"
+#include "ui/controllers/connectionController.h"
+#include "ui/controllers/exportController.h"
+#include "ui/controllers/focusController.h"
+#include "ui/controllers/importController.h"
+#include "ui/controllers/installController.h"
+#include "ui/controllers/pageController.h"
+#include "ui/controllers/settingsController.h"
+#include "ui/controllers/sitesController.h"
+#include "ui/controllers/systemController.h"
+
+#include "ui/models/allowed_dns_model.h"
+#include "ui/models/containers_model.h"
+#include "ui/models/languageModel.h"
+#include "ui/models/protocols/cloakConfigModel.h"
+#ifdef Q_OS_WINDOWS
+    #include "ui/models/protocols/ikev2ConfigModel.h"
+#endif
+#include "ui/models/api/apiAccountInfoModel.h"
+#include "ui/models/api/apiCountryModel.h"
+#include "ui/models/api/apiDevicesModel.h"
+#include "ui/models/api/apiServicesModel.h"
+#include "ui/models/appSplitTunnelingModel.h"
+#include "ui/models/clientManagementModel.h"
+#include "ui/models/protocols/awgConfigModel.h"
+#include "ui/models/protocols/openvpnConfigModel.h"
+#include "ui/models/protocols/shadowsocksConfigModel.h"
+#include "ui/models/protocols/wireguardConfigModel.h"
+#include "ui/models/protocols/xrayConfigModel.h"
+#include "ui/models/protocols_model.h"
+#include "ui/models/servers_model.h"
+#include "ui/models/services/sftpConfigModel.h"
+#include "ui/models/services/socks5ProxyConfigModel.h"
+#include "ui/models/sites_model.h"
+
+#ifndef Q_OS_ANDROID
+    #include "ui/notificationhandler.h"
+#endif
+
+class CoreController : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit CoreController(const QSharedPointer<VpnConnection> &vpnConnection, const std::shared_ptr<Settings> &settings,
+                            QQmlApplicationEngine *engine, QObject *parent = nullptr);
+
+    QSharedPointer<PageController> pageController() const;
+    void setQmlRoot();
+
+signals:
+    void translationsUpdated();
+
+private:
+    void initModels();
+    void initControllers();
+    void initAndroidController();
+    void initAppleController();
+    void initSignalHandlers();
+
+    void initNotificationHandler();
+
+    void updateTranslator(const QLocale &locale);
+
+    void initErrorMessagesHandler();
+
+    void initApiCountryModelUpdateHandler();
+    void initContainerModelUpdateHandler();
+    void initAdminConfigRevokedHandler();
+    void initPassphraseRequestHandler();
+    void initTranslationsUpdatedHandler();
+    void initAutoConnectHandler();
+    void initAmneziaDnsToggledHandler();
+    void initPrepareConfigHandler();
+    void initStrictKillSwitchHandler();
+
+    QQmlApplicationEngine *m_engine {}; // TODO use parent child system here?
+    std::shared_ptr<Settings> m_settings;
+    QSharedPointer<VpnConnection> m_vpnConnection;
+    QSharedPointer<QTranslator> m_translator;
+
+#ifndef Q_OS_ANDROID
+    QScopedPointer<NotificationHandler> m_notificationHandler;
+#endif
+
+    QMetaObject::Connection m_reloadConfigErrorOccurredConnection;
+
+    QScopedPointer<ConnectionController> m_connectionController;
+    QScopedPointer<FocusController> m_focusController;
+    QSharedPointer<PageController> m_pageController; // TODO
+    QScopedPointer<InstallController> m_installController;
+    QScopedPointer<ImportController> m_importController;
+    QScopedPointer<ExportController> m_exportController;
+    QScopedPointer<SettingsController> m_settingsController;
+    QScopedPointer<SitesController> m_sitesController;
+    QScopedPointer<SystemController> m_systemController;
+    QScopedPointer<AppSplitTunnelingController> m_appSplitTunnelingController;
+    QScopedPointer<AllowedDnsController> m_allowedDnsController;
+
+    QScopedPointer<ApiSettingsController> m_apiSettingsController;
+    QScopedPointer<ApiConfigsController> m_apiConfigsController;
+
+    QSharedPointer<ContainersModel> m_containersModel;
+    QSharedPointer<ContainersModel> m_defaultServerContainersModel;
+    QSharedPointer<ServersModel> m_serversModel;
+    QSharedPointer<LanguageModel> m_languageModel;
+    QSharedPointer<ProtocolsModel> m_protocolsModel;
+    QSharedPointer<SitesModel> m_sitesModel;
+    QSharedPointer<AllowedDnsModel> m_allowedDnsModel;
+    QSharedPointer<AppSplitTunnelingModel> m_appSplitTunnelingModel;
+    QSharedPointer<ClientManagementModel> m_clientManagementModel;
+
+    QSharedPointer<ApiServicesModel> m_apiServicesModel;
+    QSharedPointer<ApiCountryModel> m_apiCountryModel;
+    QSharedPointer<ApiAccountInfoModel> m_apiAccountInfoModel;
+    QSharedPointer<ApiDevicesModel> m_apiDevicesModel;
+
+    QScopedPointer<OpenVpnConfigModel> m_openVpnConfigModel;
+    QScopedPointer<ShadowSocksConfigModel> m_shadowSocksConfigModel;
+    QScopedPointer<CloakConfigModel> m_cloakConfigModel;
+    QScopedPointer<XrayConfigModel> m_xrayConfigModel;
+    QScopedPointer<WireGuardConfigModel> m_wireGuardConfigModel;
+    QScopedPointer<AwgConfigModel> m_awgConfigModel;
+#ifdef Q_OS_WINDOWS
+    QScopedPointer<Ikev2ConfigModel> m_ikev2ConfigModel;
+#endif
+    QScopedPointer<SftpConfigModel> m_sftpConfigModel;
+    QScopedPointer<Socks5ProxyConfigModel> m_socks5ConfigModel;
+};
+
+#endif // CORECONTROLLER_H

client/core/controllers/gatewayController.cpp

@@ -0,0 +1,303 @@
+#include "gatewayController.h"
+
+#include <algorithm>
+#include <random>
+
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QNetworkReply>
+
+#include "QBlockCipher.h"
+#include "QRsa.h"
+
+#include "amnezia_application.h"
+#include "core/api/apiUtils.h"
+#include "utilities.h"
+
+namespace
+{
+    namespace configKey
+    {
+        constexpr char aesKey[] = "aes_key";
+        constexpr char aesIv[] = "aes_iv";
+        constexpr char aesSalt[] = "aes_salt";
+
+        constexpr char apiPayload[] = "api_payload";
+        constexpr char keyPayload[] = "key_payload";
+    }
+}
+
+GatewayController::GatewayController(const QString &gatewayEndpoint, bool isDevEnvironment, int requestTimeoutMsecs, QObject *parent)
+    : QObject(parent), m_gatewayEndpoint(gatewayEndpoint), m_isDevEnvironment(isDevEnvironment), m_requestTimeoutMsecs(requestTimeoutMsecs)
+{
+}
+
+ErrorCode GatewayController::get(const QString &endpoint, QByteArray &responseBody)
+{
+#ifdef Q_OS_IOS
+    IosController::Instance()->requestInetAccess();
+    QThread::msleep(10);
+#endif
+
+    QNetworkRequest request;
+    request.setTransferTimeout(m_requestTimeoutMsecs);
+    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
+
+    request.setUrl(QString(endpoint).arg(m_gatewayEndpoint));
+
+    QNetworkReply *reply;
+    reply = amnApp->networkManager()->get(request);
+
+    QEventLoop wait;
+    QObject::connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
+
+    QList<QSslError> sslErrors;
+    connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
+    wait.exec();
+
+    responseBody = reply->readAll();
+
+    if (sslErrors.isEmpty() && shouldBypassProxy(reply, responseBody, false)) {
+        auto requestFunction = [&request, &responseBody](const QString &url) {
+            request.setUrl(url);
+            return amnApp->networkManager()->get(request);
+        };
+
+        auto replyProcessingFunction = [&responseBody, &reply, &sslErrors, this](QNetworkReply *nestedReply,
+                                                                                 const QList<QSslError> &nestedSslErrors) {
+            responseBody = nestedReply->readAll();
+            if (!sslErrors.isEmpty() || !shouldBypassProxy(nestedReply, responseBody, false)) {
+                sslErrors = nestedSslErrors;
+                reply = nestedReply;
+                return true;
+            }
+            return false;
+        };
+
+        bypassProxy(endpoint, reply, requestFunction, replyProcessingFunction);
+    }
+
+    auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, reply);
+    reply->deleteLater();
+
+    return errorCode;
+}
+
+ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject apiPayload, QByteArray &responseBody)
+{
+#ifdef Q_OS_IOS
+    IosController::Instance()->requestInetAccess();
+    QThread::msleep(10);
+#endif
+
+    QNetworkRequest request;
+    request.setTransferTimeout(m_requestTimeoutMsecs);
+    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
+
+    request.setUrl(endpoint.arg(m_gatewayEndpoint));
+
+    QSimpleCrypto::QBlockCipher blockCipher;
+    QByteArray key = blockCipher.generatePrivateSalt(32);
+    QByteArray iv = blockCipher.generatePrivateSalt(32);
+    QByteArray salt = blockCipher.generatePrivateSalt(8);
+
+    QJsonObject keyPayload;
+    keyPayload[configKey::aesKey] = QString(key.toBase64());
+    keyPayload[configKey::aesIv] = QString(iv.toBase64());
+    keyPayload[configKey::aesSalt] = QString(salt.toBase64());
+
+    QByteArray encryptedKeyPayload;
+    QByteArray encryptedApiPayload;
+    try {
+        QSimpleCrypto::QRsa rsa;
+
+        EVP_PKEY *publicKey = nullptr;
+        try {
+            QByteArray rsaKey = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
+            QSimpleCrypto::QRsa rsa;
+            publicKey = rsa.getPublicKeyFromByteArray(rsaKey);
+        } catch (...) {
+            Utils::logException();
+            qCritical() << "error loading public key from environment variables";
+            return ErrorCode::ApiMissingAgwPublicKey;
+        }
+
+        encryptedKeyPayload = rsa.encrypt(QJsonDocument(keyPayload).toJson(), publicKey, RSA_PKCS1_PADDING);
+        EVP_PKEY_free(publicKey);
+
+        encryptedApiPayload = blockCipher.encryptAesBlockCipher(QJsonDocument(apiPayload).toJson(), key, iv, "", salt);
+    } catch (...) { // todo change error handling in QSimpleCrypto?
+        Utils::logException();
+        qCritical() << "error when encrypting the request body";
+        return ErrorCode::ApiConfigDecryptionError;
+    }
+
+    QJsonObject requestBody;
+    requestBody[configKey::keyPayload] = QString(encryptedKeyPayload.toBase64());
+    requestBody[configKey::apiPayload] = QString(encryptedApiPayload.toBase64());
+
+    QNetworkReply *reply = amnApp->networkManager()->post(request, QJsonDocument(requestBody).toJson());
+
+    QEventLoop wait;
+    connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
+
+    QList<QSslError> sslErrors;
+    connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
+    wait.exec();
+
+    QByteArray encryptedResponseBody = reply->readAll();
+
+    if (sslErrors.isEmpty() && shouldBypassProxy(reply, encryptedResponseBody, true, key, iv, salt)) {
+        auto requestFunction = [&request, &encryptedResponseBody, &requestBody](const QString &url) {
+            request.setUrl(url);
+            return amnApp->networkManager()->post(request, QJsonDocument(requestBody).toJson());
+        };
+
+        auto replyProcessingFunction = [&encryptedResponseBody, &reply, &sslErrors, &key, &iv, &salt,
+                                        this](QNetworkReply *nestedReply, const QList<QSslError> &nestedSslErrors) {
+            encryptedResponseBody = nestedReply->readAll();
+            reply = nestedReply;
+            if (!sslErrors.isEmpty() || shouldBypassProxy(nestedReply, encryptedResponseBody, true, key, iv, salt)) {
+                sslErrors = nestedSslErrors;
+                return false;
+            }
+            return true;
+        };
+
+        bypassProxy(endpoint, reply, requestFunction, replyProcessingFunction);
+    }
+
+    auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, reply);
+    reply->deleteLater();
+    if (errorCode) {
+        return errorCode;
+    }
+
+    try {
+        responseBody = blockCipher.decryptAesBlockCipher(encryptedResponseBody, key, iv, "", salt);
+        return ErrorCode::NoError;
+    } catch (...) { // todo change error handling in QSimpleCrypto?
+        Utils::logException();
+        qCritical() << "error when decrypting the request body";
+        return ErrorCode::ApiConfigDecryptionError;
+    }
+}
+
+QStringList GatewayController::getProxyUrls()
+{
+    QNetworkRequest request;
+    request.setTransferTimeout(m_requestTimeoutMsecs);
+    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
+
+    QEventLoop wait;
+    QList<QSslError> sslErrors;
+    QNetworkReply *reply;
+
+    QStringList proxyStorageUrl;
+    if (m_isDevEnvironment) {
+        proxyStorageUrl = QStringList { DEV_S3_ENDPOINT };
+    } else {
+        proxyStorageUrl = QStringList { PROD_S3_ENDPOINT };
+    }
+
+    QByteArray key = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
+
+    for (const auto &proxyStorageUrl : proxyStorageUrl) {
+        request.setUrl(proxyStorageUrl);
+        reply = amnApp->networkManager()->get(request);
+
+        connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
+        connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
+        wait.exec();
+
+        if (reply->error() == QNetworkReply::NetworkError::NoError) {
+            auto encryptedResponseBody = reply->readAll();
+            reply->deleteLater();
+
+            EVP_PKEY *privateKey = nullptr;
+            QByteArray responseBody;
+            try {
+                if (!m_isDevEnvironment) {
+                    QCryptographicHash hash(QCryptographicHash::Sha512);
+                    hash.addData(key);
+                    QByteArray hashResult = hash.result().toHex();
+
+                    QByteArray key = QByteArray::fromHex(hashResult.left(64));
+                    QByteArray iv = QByteArray::fromHex(hashResult.mid(64, 32));
+
+                    QByteArray ba = QByteArray::fromBase64(encryptedResponseBody);
+
+                    QSimpleCrypto::QBlockCipher blockCipher;
+                    responseBody = blockCipher.decryptAesBlockCipher(ba, key, iv);
+                } else {
+                    responseBody = encryptedResponseBody;
+                }
+            } catch (...) {
+                Utils::logException();
+                qCritical() << "error loading private key from environment variables or decrypting payload" << encryptedResponseBody;
+                continue;
+            }
+
+            auto endpointsArray = QJsonDocument::fromJson(responseBody).array();
+
+            QStringList endpoints;
+            for (const auto &endpoint : endpointsArray) {
+                endpoints.push_back(endpoint.toString());
+            }
+            return endpoints;
+        } else {
+            reply->deleteLater();
+        }
+    }
+    return {};
+}
+
+bool GatewayController::shouldBypassProxy(QNetworkReply *reply, const QByteArray &responseBody, bool checkEncryption, const QByteArray &key,
+                                          const QByteArray &iv, const QByteArray &salt)
+{
+    if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
+        qDebug() << "Timeout occurred";
+        return true;
+    } else if (responseBody.contains("html")) {
+        qDebug() << "The response contains an html tag";
+        return true;
+    } else if (reply->error() == QNetworkReply::NetworkError::NoError && checkEncryption) {
+        try {
+            QSimpleCrypto::QBlockCipher blockCipher;
+            static_cast<void>(blockCipher.decryptAesBlockCipher(responseBody, key, iv, "", salt));
+        } catch (...) {
+            qDebug() << "Failed to decrypt the data";
+            return true;
+        }
+    }
+    return false;
+}
+
+void GatewayController::bypassProxy(const QString &endpoint, QNetworkReply *reply,
+                                    std::function<QNetworkReply *(const QString &url)> requestFunction,
+                                    std::function<bool(QNetworkReply *reply, const QList<QSslError> &sslErrors)> replyProcessingFunction)
+{
+    QStringList proxyUrls = getProxyUrls();
+    std::random_device randomDevice;
+    std::mt19937 generator(randomDevice());
+    std::shuffle(proxyUrls.begin(), proxyUrls.end(), generator);
+
+    QEventLoop wait;
+    QList<QSslError> sslErrors;
+    QByteArray responseBody;
+
+    for (const QString &proxyUrl : proxyUrls) {
+        qDebug() << "Go to the next endpoint";
+        reply->deleteLater(); // delete the previous reply
+        reply = requestFunction(endpoint.arg(proxyUrl));
+
+        QObject::connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
+        connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
+        wait.exec();
+
+        if (replyProcessingFunction(reply, sslErrors)) {
+            break;
+        }
+    }
+}

client/core/controllers/gatewayController.h

@@ -0,0 +1,35 @@
+#ifndef GATEWAYCONTROLLER_H
+#define GATEWAYCONTROLLER_H
+
+#include <QNetworkReply>
+#include <QObject>
+
+#include "core/defs.h"
+
+#ifdef Q_OS_IOS
+    #include "platforms/ios/ios_controller.h"
+#endif
+
+class GatewayController : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit GatewayController(const QString &gatewayEndpoint, bool isDevEnvironment, int requestTimeoutMsecs, QObject *parent = nullptr);
+
+    amnezia::ErrorCode get(const QString &endpoint, QByteArray &responseBody);
+    amnezia::ErrorCode post(const QString &endpoint, const QJsonObject apiPayload, QByteArray &responseBody);
+
+private:
+    QStringList getProxyUrls();
+    bool shouldBypassProxy(QNetworkReply *reply, const QByteArray &responseBody, bool checkEncryption, const QByteArray &key = "",
+                           const QByteArray &iv = "", const QByteArray &salt = "");
+    void bypassProxy(const QString &endpoint, QNetworkReply *reply, std::function<QNetworkReply *(const QString &url)> requestFunction,
+                     std::function<bool(QNetworkReply *reply, const QList<QSslError> &sslErrors)> replyProcessingFunction);
+
+    int m_requestTimeoutMsecs;
+    QString m_gatewayEndpoint;
+    bool m_isDevEnvironment = false;
+};
+
+#endif // GATEWAYCONTROLLER_H

client/core/controllers/vpnConfigurationController.cpp

@@ -77,8 +77,7 @@ ErrorCode VpnConfigurationsController::createProtocolConfigString(const bool isA
 }
 
 QJsonObject VpnConfigurationsController::createVpnConfiguration(const QPair<QString, QString> &dns, const QJsonObject &serverConfig,
-                                                                const QJsonObject &containerConfig, const DockerContainer container,
-                                                                ErrorCode &errorCode)
+                                                                const QJsonObject &containerConfig, const DockerContainer container)
 {
     QJsonObject vpnConfiguration {};
 
@@ -103,7 +102,8 @@ QJsonObject VpnConfigurationsController::createVpnConfiguration(const QPair<QStr
         if (container == DockerContainer::Awg || container == DockerContainer::WireGuard) {
             // add mtu for old configs
             if (vpnConfigData[config_key::mtu].toString().isEmpty()) {
-                vpnConfigData[config_key::mtu] = container == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
+                vpnConfigData[config_key::mtu] =
+                        container == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
             }
         }
 

client/core/controllers/vpnConfigurationController.h

@@ -12,7 +12,8 @@ class VpnConfigurationsController : public QObject
 {
     Q_OBJECT
 public:
-    explicit VpnConfigurationsController(const std::shared_ptr<Settings> &settings, QSharedPointer<ServerController> serverController, QObject *parent = nullptr);
+    explicit VpnConfigurationsController(const std::shared_ptr<Settings> &settings, QSharedPointer<ServerController> serverController,
+                                         QObject *parent = nullptr);
 
 public slots:
     ErrorCode createProtocolConfigForContainer(const ServerCredentials &credentials, const DockerContainer container,
@@ -21,7 +22,7 @@ public slots:
                                          const DockerContainer container, const QJsonObject &containerConfig, const Proto protocol,
                                          QString &protocolConfigString);
     QJsonObject createVpnConfiguration(const QPair<QString, QString> &dns, const QJsonObject &serverConfig,
-                                       const QJsonObject &containerConfig, const DockerContainer container, ErrorCode &errorCode);
+                                       const QJsonObject &containerConfig, const DockerContainer container);
 
     static void updateContainerConfigAfterInstallation(const DockerContainer container, QJsonObject &containerConfig, const QString &stdOut);
 signals:

client/core/defs.h

@@ -6,9 +6,6 @@
 
 namespace amnezia
 {
-
-    constexpr const qint16 qrMagicCode = 1984;
-
     struct ServerCredentials
     {
         QString hostName;
@@ -47,6 +44,7 @@ namespace amnezia
         InternalError = 101,
         NotImplementedError = 102,
         AmneziaServiceNotRunning = 103,
+        NotSupportedOnThisPlatform = 104,
 
         // Server errors
         ServerCheckFailed = 200,
@@ -97,6 +95,7 @@ namespace amnezia
         // import and install errors
         ImportInvalidConfigError = 900,
         ImportOpenConfigError = 901,
+        NoInstalledContainersError = 902,
 
         // Android errors
         AndroidError = 1000,
@@ -110,6 +109,8 @@ namespace amnezia
         ApiMissingAgwPublicKey = 1105,
         ApiConfigDecryptionError = 1106,
         ApiServicesMissingError = 1107,
+        ApiConfigLimitError = 1108,
+        ApiNotFoundError = 1109,
 
         // QFile errors
         OpenError = 1200,

client/core/enums/apiEnums.h

@@ -1,9 +0,0 @@
-#ifndef APIENUMS_H
-#define APIENUMS_H
-
-enum ApiConfigSources {
-    Telegram = 1,
-    AmneziaGateway
-};
-
-#endif // APIENUMS_H

client/core/errorstrings.cpp

@@ -12,6 +12,7 @@ QString errorString(ErrorCode code) {
     case(ErrorCode::UnknownError): errorMessage = QObject::tr("Unknown error"); break;
     case(ErrorCode::NotImplementedError): errorMessage = QObject::tr("Function not implemented"); break;
     case(ErrorCode::AmneziaServiceNotRunning): errorMessage = QObject::tr("Background service is not running"); break;
+    case(ErrorCode::NotSupportedOnThisPlatform): errorMessage = QObject::tr("The selected protocol is not supported on the current platform"); break;
 
     // Server errors
     case(ErrorCode::ServerCheckFailed): errorMessage = QObject::tr("Server check failed"); break;
@@ -51,6 +52,7 @@ QString errorString(ErrorCode code) {
 
     case (ErrorCode::ImportInvalidConfigError): errorMessage = QObject::tr("The config does not contain any containers and credentials for connecting to the server"); break;
     case (ErrorCode::ImportOpenConfigError): errorMessage = QObject::tr("Unable to open config file"); break;
+    case(ErrorCode::NoInstalledContainersError): errorMessage = QObject::tr("VPN Protocols is not installed.\n Please install VPN container at first"); break;
 
     // Android errors
     case (ErrorCode::AndroidError): errorMessage = QObject::tr("VPN connection error"); break;
@@ -64,6 +66,8 @@ QString errorString(ErrorCode code) {
     case (ErrorCode::ApiMissingAgwPublicKey): errorMessage = QObject::tr("Missing AGW public key"); break;
     case (ErrorCode::ApiConfigDecryptionError): errorMessage = QObject::tr("Failed to decrypt response payload"); break;
     case (ErrorCode::ApiServicesMissingError): errorMessage = QObject::tr("Missing list of available services"); break;
+    case (ErrorCode::ApiConfigLimitError): errorMessage = QObject::tr("The limit of allowed configurations per subscription has been exceeded"); break;
+    case (ErrorCode::ApiNotFoundError): errorMessage = QObject::tr("Error when retrieving configuration from API"); break;
 
     // QFile errors
     case(ErrorCode::OpenError): errorMessage = QObject::tr("QFile error: The file could not be opened"); break;

client/core/networkUtilities.h

@@ -5,6 +5,7 @@
 #include <QRegExp>
 #include <QString>
 #include <QHostAddress>
+#include <QNetworkReply>
 
 
 class NetworkUtilities : public QObject
@@ -30,7 +31,6 @@ public:
     static QString ipAddressFromIpWithSubnet(const QString ip);
 
     static QStringList summarizeRoutes(const QStringList &ips, const QString cidr);
-
 };
 
 #endif // NETWORKUTILITIES_H

client/core/qrCodeUtils.cpp

@@ -0,0 +1,35 @@
+#include "qrCodeUtils.h"
+
+#include <QIODevice>
+#include <QList>
+
+QList<QString> qrCodeUtils::generateQrCodeImageSeries(const QByteArray &data)
+{
+    double k = 850;
+
+    quint8 chunksCount = std::ceil(data.size() / k);
+    QList<QString> chunks;
+    for (int i = 0; i < data.size(); i = i + k) {
+        QByteArray chunk;
+        QDataStream s(&chunk, QIODevice::WriteOnly);
+        s << qrCodeUtils::qrMagicCode << chunksCount << (quint8)std::round(i / k) << data.mid(i, k);
+
+        QByteArray ba = chunk.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
+
+        qrcodegen::QrCode qr = qrcodegen::QrCode::encodeText(ba, qrcodegen::QrCode::Ecc::LOW);
+        QString svg = QString::fromStdString(toSvgString(qr, 1));
+        chunks.append(svgToBase64(svg));
+    }
+
+    return chunks;
+}
+
+QString qrCodeUtils::svgToBase64(const QString &image)
+{
+    return "data:image/svg;base64," + QString::fromLatin1(image.toUtf8().toBase64().data());
+}
+
+qrcodegen::QrCode qrCodeUtils::generateQrCode(const QByteArray &data)
+{
+    return qrcodegen::QrCode::encodeText(data, qrcodegen::QrCode::Ecc::LOW);
+}

client/core/qrCodeUtils.h

@@ -0,0 +1,17 @@
+#ifndef QRCODEUTILS_H
+#define QRCODEUTILS_H
+
+#include <QString>
+
+#include "qrcodegen.hpp"
+
+namespace qrCodeUtils
+{
+    constexpr const qint16 qrMagicCode = 1984;
+
+    QList<QString> generateQrCodeImageSeries(const QByteArray &data);
+    qrcodegen::QrCode generateQrCode(const QByteArray &data);
+    QString svgToBase64(const QString &image);
+};
+
+#endif // QRCODEUTILS_H

client/daemon/daemon.cpp

@@ -371,6 +371,9 @@ bool Daemon::parseConfig(const QJsonObject& obj, InterfaceConfig& config) {
   if (!parseStringList(obj, "vpnDisabledApps", config.m_vpnDisabledApps)) {
     return false;
   }
+  if (!parseStringList(obj, "allowedDnsServers", config.m_allowedDnsServers)) {
+    return false;
+  }
 
   config.m_killSwitchEnabled = QVariant(obj.value("killSwitchOption").toString()).toBool();
 

client/daemon/interfaceconfig.cpp

@@ -48,6 +48,13 @@ QJsonObject InterfaceConfig::toJson() const {
   }
   json.insert("excludedAddresses", jsExcludedAddresses);
 
+
+  QJsonArray jsAllowedDnsServers;
+  for (const QString& i : m_allowedDnsServers) {
+    jsAllowedDnsServers.append(QJsonValue(i));
+  }
+  json.insert("allowedDnsServers", jsAllowedDnsServers);
+
   QJsonArray disabledApps;
   for (const QString& i : m_vpnDisabledApps) {
     disabledApps.append(QJsonValue(i));

client/daemon/interfaceconfig.h

@@ -37,6 +37,7 @@ class InterfaceConfig {
   QList<IPAddress> m_allowedIPAddressRanges;
   QStringList m_excludedAddresses;
   QStringList m_vpnDisabledApps;
+  QStringList m_allowedDnsServers;
   bool m_killSwitchEnabled;
 #if defined(MZ_ANDROID) || defined(MZ_IOS)
   QString m_installationId;

client/images/controls/monitor.svg

@@ -0,0 +1,5 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M20 3H4C2.89543 3 2 3.89543 2 5V15C2 16.1046 2.89543 17 4 17H20C21.1046 17 22 16.1046 22 15V5C22 3.89543 21.1046 3 20 3Z" stroke="#D7D8DB" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M8 21H16" stroke="#D7D8DB" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+<path d="M12 17V21" stroke="#D7D8DB" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

client/mozilla/localsocketcontroller.cpp

@@ -123,6 +123,7 @@ void LocalSocketController::activate(const QJsonObject &rawConfig) {
 
   int appSplitTunnelType = rawConfig.value(amnezia::config_key::appSplitTunnelType).toInt();
   QJsonArray splitTunnelApps = rawConfig.value(amnezia::config_key::splitTunnelApps).toArray();
+  QJsonArray allowedDns = rawConfig.value(amnezia::config_key::allowedDnsServers).toArray();
 
   QJsonObject wgConfig = rawConfig.value(protocolName + "_config_data").toObject();
 
@@ -226,6 +227,8 @@ void LocalSocketController::activate(const QJsonObject &rawConfig) {
 
   json.insert("vpnDisabledApps", splitTunnelApps);
 
+  json.insert("allowedDnsServers", allowedDns);
+
   json.insert(amnezia::config_key::killSwitchOption, rawConfig.value(amnezia::config_key::killSwitchOption));
 
   if (protocolName == amnezia::config_key::awg) {

client/platforms/ios/ScreenProtection.swift

@@ -14,10 +14,15 @@ extension UIApplication {
   var keyWindows: [UIWindow] {
     connectedScenes
       .compactMap {
+        guard let windowScene = $0 as? UIWindowScene else { return nil }
         if #available(iOS 15.0, *) {
-          ($0 as? UIWindowScene)?.keyWindow
+          guard let keywindow = windowScene.keyWindow else {
+            windowScene.windows.first?.makeKey()
+            return windowScene.windows.first
+          }
+          return keywindow
         } else {
-          ($0 as? UIWindowScene)?.windows.first { $0.isKeyWindow }
+          return windowScene.windows.first { $0.isKeyWindow }
         }
       }
   }

client/platforms/linux/daemon/wireguardutilslinux.cpp

@@ -17,6 +17,8 @@
 #include "leakdetector.h"
 #include "logger.h"
 
+#include "killswitch.h"
+
 constexpr const int WG_TUN_PROC_TIMEOUT = 5000;
 constexpr const char* WG_RUNTIME_DIR = "/var/run/amneziawg";
 
@@ -182,7 +184,7 @@ bool WireguardUtilsLinux::deleteInterface() {
     QFile::remove(wgRuntimeDir.filePath(QString(WG_INTERFACE) + ".name"));
 
     // double-check + ensure our firewall is installed and enabled
-    LinuxFirewall::uninstall();
+    KillSwitch::instance()->disableKillSwitch();
     return true;
 }
 

client/platforms/macos/daemon/wireguardutilsmacos.cpp

@@ -16,6 +16,8 @@
 #include "leakdetector.h"
 #include "logger.h"
 
+#include "killswitch.h"
+
 constexpr const int WG_TUN_PROC_TIMEOUT = 5000;
 constexpr const char* WG_RUNTIME_DIR = "/var/run/amneziawg";
 
@@ -180,7 +182,7 @@ bool WireguardUtilsMacos::deleteInterface() {
   QFile::remove(wgRuntimeDir.filePath(QString(WG_INTERFACE) + ".name"));
 
   // double-check + ensure our firewall is installed and enabled
-  MacOSFirewall::uninstall();
+  KillSwitch::instance()->disableKillSwitch();
 
   return true;
 }

client/platforms/windows/daemon/windowsfirewall.cpp

@@ -29,6 +29,8 @@
 #include "logger.h"
 #include "platforms/windows/windowsutils.h"
 
+#include "killswitch.h"
+
 #define IPV6_ADDRESS_SIZE 16
 
 // ID for the Firewall Sublayer
@@ -180,11 +182,24 @@ bool WindowsFirewall::enableInterface(int vpnAdapterIndex) {
     }                                                                     \
   }
 
-  logger.info() << "Enabling firewall Using Adapter:" << vpnAdapterIndex;
+  logger.info() << "Enabling Killswitch Using Adapter:" << vpnAdapterIndex;
+  if (vpnAdapterIndex < 0)
+  {
+    IPAddress allv4("0.0.0.0/0");
+    if (!blockTrafficTo(allv4, MED_WEIGHT,
+                        "Block Internet", "killswitch")) {
+        return false;
+    }
+    IPAddress allv6("::/0");
+    if (!blockTrafficTo(allv6, MED_WEIGHT,
+                    "Block Internet", "killswitch")) {
+      return false;
+    }
+  } else
   FW_OK(allowTrafficOfAdapter(vpnAdapterIndex, MED_WEIGHT,
-                              "Allow usage of VPN Adapter"));
+                                  "Allow usage of VPN Adapter"));
   FW_OK(allowDHCPTraffic(MED_WEIGHT, "Allow DHCP Traffic"));
-  FW_OK(allowHyperVTraffic(MED_WEIGHT, "Allow Hyper-V Traffic"));
+  FW_OK(allowHyperVTraffic(MAX_WEIGHT, "Allow Hyper-V Traffic"));
   FW_OK(allowTrafficForAppOnAll(getCurrentPath(), MAX_WEIGHT,
                                 "Allow all for AmneziaVPN.exe"));
   FW_OK(blockTrafficOnPort(53, MED_WEIGHT, "Block all DNS"));
@@ -262,6 +277,14 @@ bool WindowsFirewall::enablePeerTraffic(const InterfaceConfig& config) {
     }
   }
 
+  for (const QString& dns : config.m_allowedDnsServers) {
+    logger.debug() << "Allow DNS: " << dns;
+    if (!allowTrafficTo(QHostAddress(dns), 53, HIGH_WEIGHT,
+                        "Allow DNS-Server", config.m_serverPublicKey)) {
+      return false;
+    }
+  }
+
   if (!config.m_excludedAddresses.empty()) {
     for (const QString& i : config.m_excludedAddresses) {
       logger.debug() << "excludedAddresses range: " << i;
@@ -313,37 +336,41 @@ bool WindowsFirewall::disablePeerTraffic(const QString& pubkey) {
 }
 
 bool WindowsFirewall::disableKillSwitch() {
-  auto result = FwpmTransactionBegin(m_sessionHandle, NULL);
-  auto cleanup = qScopeGuard([&] {
+  return KillSwitch::instance()->disableKillSwitch();
+}
+
+bool WindowsFirewall::allowAllTraffic() {
+    auto result = FwpmTransactionBegin(m_sessionHandle, NULL);
+    auto cleanup = qScopeGuard([&] {
+        if (result != ERROR_SUCCESS) {
+            FwpmTransactionAbort0(m_sessionHandle);
+        }
+    });
     if (result != ERROR_SUCCESS) {
-      FwpmTransactionAbort0(m_sessionHandle);
+      logger.error() << "FwpmTransactionBegin0 failed. Return value:.\n"
+                     << result;
+      return false;
     }
-  });
-  if (result != ERROR_SUCCESS) {
-    logger.error() << "FwpmTransactionBegin0 failed. Return value:.\n"
-                   << result;
-    return false;
-  }
 
-  for (const auto& filterID : m_peerRules.values()) {
-    FwpmFilterDeleteById0(m_sessionHandle, filterID);
-  }
+    for (const auto& filterID : m_peerRules.values()) {
+      FwpmFilterDeleteById0(m_sessionHandle, filterID);
+    }
 
-  for (const auto& filterID : qAsConst(m_activeRules)) {
-    FwpmFilterDeleteById0(m_sessionHandle, filterID);
-  }
+    for (const auto& filterID : qAsConst(m_activeRules)) {
+      FwpmFilterDeleteById0(m_sessionHandle, filterID);
+    }
 
-  // Commit!
-  result = FwpmTransactionCommit0(m_sessionHandle);
-  if (result != ERROR_SUCCESS) {
-    logger.error() << "FwpmTransactionCommit0 failed. Return value:.\n"
-                   << result;
-    return false;
-  }
-  m_peerRules.clear();
-  m_activeRules.clear();
-  logger.debug() << "Firewall Disabled!";
-  return true;
+           // Commit!
+    result = FwpmTransactionCommit0(m_sessionHandle);
+    if (result != ERROR_SUCCESS) {
+      logger.error() << "FwpmTransactionCommit0 failed. Return value:.\n"
+                     << result;
+      return false;
+    }
+    m_peerRules.clear();
+    m_activeRules.clear();
+    logger.debug() << "Firewall Disabled!";
+    return true;
 }
 
 bool WindowsFirewall::allowTrafficForAppOnAll(const QString& exePath,

client/platforms/windows/daemon/windowsfirewall.h

@@ -43,6 +43,7 @@ class WindowsFirewall final : public QObject {
   bool enablePeerTraffic(const InterfaceConfig& config);
   bool disablePeerTraffic(const QString& pubkey);
   bool disableKillSwitch();
+  bool allowAllTraffic();
 
  private:
   static bool initSublayer();

client/protocols/openvpnprotocol.cpp

@@ -171,6 +171,11 @@ ErrorCode OpenVpnProtocol::start()
         return lastError();
     }
 
+#if defined(Q_OS_LINUX) || defined(Q_OS_MACOS)
+    IpcClient::Interface()->allowTrafficTo(QStringList(NetworkUtilities::getIPAddress(
+            m_configData.value(amnezia::config_key::hostName).toString())));
+#endif
+
     // Detect default gateway
 #ifdef Q_OS_MAC
     QProcess p;

client/protocols/protocols_defs.h

@@ -95,6 +95,8 @@ namespace amnezia
         constexpr char splitTunnelApps[] = "splitTunnelApps";
         constexpr char appSplitTunnelType[] = "appSplitTunnelType";
 
+        constexpr char allowedDnsServers[] = "allowedDnsServers";
+
         constexpr char killSwitchOption[] = "killSwitchOption";
 
         constexpr char crc[] = "crc";

client/resources.qrc

@@ -129,6 +129,7 @@
         <file>ui/qml/Components/SettingsContainersListView.qml</file>
         <file>ui/qml/Components/ShareConnectionDrawer.qml</file>
         <file>ui/qml/Components/TransportProtoSelector.qml</file>
+        <file>ui/qml/Components/AddSitePanel.qml</file>
         <file>ui/qml/Config/GlobalConfig.qml</file>
         <file>ui/qml/Config/qmldir</file>
         <file>ui/qml/Controls2/BackButtonType.qml</file>
@@ -143,7 +144,9 @@
         <file>ui/qml/Controls2/DropDownType.qml</file>
         <file>ui/qml/Controls2/FlickableType.qml</file>
         <file>ui/qml/Controls2/Header2Type.qml</file>
-        <file>ui/qml/Controls2/HeaderType.qml</file>
+        <file>ui/qml/Controls2/BaseHeaderType.qml</file>
+        <file>ui/qml/Controls2/HeaderTypeWithButton.qml</file>
+        <file>ui/qml/Controls2/HeaderTypeWithSwitcher.qml</file>
         <file>ui/qml/Controls2/HorizontalRadioButton.qml</file>
         <file>ui/qml/Controls2/ImageButtonType.qml</file>
         <file>ui/qml/Controls2/LabelWithButtonType.qml</file>
@@ -192,13 +195,15 @@
         <file>ui/qml/Pages2/PageServiceTorWebsiteSettings.qml</file>
         <file>ui/qml/Pages2/PageSettings.qml</file>
         <file>ui/qml/Pages2/PageSettingsAbout.qml</file>
-        <file>ui/qml/Pages2/PageSettingsApiLanguageList.qml</file>
+        <file>ui/qml/Pages2/PageSettingsApiAvailableCountries.qml</file>
         <file>ui/qml/Pages2/PageSettingsApiServerInfo.qml</file>
         <file>ui/qml/Pages2/PageSettingsApplication.qml</file>
         <file>ui/qml/Pages2/PageSettingsAppSplitTunneling.qml</file>
         <file>ui/qml/Pages2/PageSettingsBackup.qml</file>
         <file>ui/qml/Pages2/PageSettingsConnection.qml</file>
         <file>ui/qml/Pages2/PageSettingsDns.qml</file>
+        <file>ui/qml/Pages2/PageSettingsKillSwitch.qml</file>
+        <file>ui/qml/Pages2/PageSettingsKillSwitchExceptions.qml</file>
         <file>ui/qml/Pages2/PageSettingsLogging.qml</file>
         <file>ui/qml/Pages2/PageSettingsServerData.qml</file>
         <file>ui/qml/Pages2/PageSettingsServerInfo.qml</file>
@@ -224,6 +229,13 @@
         <file>ui/qml/Pages2/PageShare.qml</file>
         <file>ui/qml/Pages2/PageShareFullAccess.qml</file>
         <file>ui/qml/Pages2/PageStart.qml</file>
+        <file>ui/qml/Components/RenameServerDrawer.qml</file>
+        <file>ui/qml/Controls2/ListViewType.qml</file>
+        <file>ui/qml/Pages2/PageSettingsApiSupport.qml</file>
+        <file>ui/qml/Pages2/PageSettingsApiInstructions.qml</file>
+        <file>ui/qml/Pages2/PageSettingsApiNativeConfigs.qml</file>
+        <file>ui/qml/Pages2/PageSettingsApiDevices.qml</file>
+        <file>images/controls/monitor.svg</file>
     </qresource>
     <qresource prefix="/countriesFlags">
         <file>images/flagKit/ZW.svg</file>

client/secure_qsettings.cpp

@@ -1,7 +1,7 @@
 #include "secure_qsettings.h"
 
-#include "QAead.h"
-#include "QBlockCipher.h"
+#include "../client/3rd/QSimpleCrypto/src/include/QAead.h"
+#include "../client/3rd/QSimpleCrypto/src/include/QBlockCipher.h"
 #include "utilities.h"
 #include <QDataStream>
 #include <QDebug>

client/secure_qsettings.h

@@ -6,7 +6,7 @@
 #include <QObject>
 #include <QSettings>
 
-#include "keychain.h"
+#include "../client/3rd/qtkeychain/qtkeychain/keychain.h"
 
 class SecureQSettings : public QObject
 {

client/settings.cpp

@@ -443,6 +443,16 @@ void Settings::setKillSwitchEnabled(bool enabled)
     setValue("Conf/killSwitchEnabled", enabled);
 }
 
+bool Settings::isStrictKillSwitchEnabled() const
+{
+    return value("Conf/strictKillSwitchEnabled", false).toBool();
+}
+
+void Settings::setStrictKillSwitchEnabled(bool enabled)
+{
+    setValue("Conf/strictKillSwitchEnabled", enabled);
+}
+
 QString Settings::getInstallationUuid(const bool needCreate)
 {
     auto uuid = value("Conf/installationUuid", "").toString();
@@ -548,3 +558,13 @@ void Settings::disableHomeAdLabel()
 {
     setValue("Conf/homeAdLabelVisible", false);
 }
+
+QStringList Settings::allowedDnsServers() const
+{
+    return value("Conf/allowedDnsServers").toStringList();
+}
+
+void Settings::setAllowedDnsServers(const QStringList &servers)
+{
+    setValue("Conf/allowedDnsServers", servers);
+}

client/settings.h

@@ -213,6 +213,10 @@ public:
 
     bool isKillSwitchEnabled() const;
     void setKillSwitchEnabled(bool enabled);
+
+    bool isStrictKillSwitchEnabled() const;
+    void setStrictKillSwitchEnabled(bool enabled);
+
     QString getInstallationUuid(const bool needCreate);
 
     void resetGatewayEndpoint();
@@ -225,6 +229,9 @@ public:
     bool isHomeAdLabelVisible();
     void disableHomeAdLabel();
 
+    QStringList allowedDnsServers() const;
+    void setAllowedDnsServers(const QStringList &servers);
+
 signals:
     void saveLogsChanged(bool enabled);
     void screenshotsEnabledChanged(bool enabled);

client/ui/controllers/allowedDnsController.cpp

@@ -0,0 +1,101 @@
+#include "allowedDnsController.h"
+
+#include <QFile>
+#include <QStandardPaths>
+#include <QJsonDocument>
+#include <QJsonArray>
+#include <QJsonObject>
+
+#include "systemController.h"
+#include "core/networkUtilities.h"
+#include "core/defs.h"
+
+AllowedDnsController::AllowedDnsController(const std::shared_ptr<Settings> &settings,
+                                           const QSharedPointer<AllowedDnsModel> &allowedDnsModel,
+                                           QObject *parent)
+    : QObject(parent), m_settings(settings), m_allowedDnsModel(allowedDnsModel)
+{
+}
+
+void AllowedDnsController::addDns(QString ip)
+{
+    if (ip.isEmpty()) {
+        return;
+    }
+
+    if (!NetworkUtilities::ipAddressRegExp().match(ip).hasMatch()) {
+        emit errorOccurred(tr("The address does not look like a valid IP address"));
+        return;
+    }
+
+    if (m_allowedDnsModel->addDns(ip)) {
+        emit finished(tr("New DNS server added: %1").arg(ip));
+    } else {
+        emit errorOccurred(tr("DNS server already exists: %1").arg(ip));
+    }
+}
+
+void AllowedDnsController::removeDns(int index)
+{
+    auto modelIndex = m_allowedDnsModel->index(index);
+    auto ip = m_allowedDnsModel->data(modelIndex, AllowedDnsModel::Roles::IpRole).toString();
+    m_allowedDnsModel->removeDns(modelIndex);
+
+    emit finished(tr("DNS server removed: %1").arg(ip));
+}
+
+void AllowedDnsController::importDns(const QString &fileName, bool replaceExisting)
+{
+    QByteArray jsonData;
+    if (!SystemController::readFile(fileName, jsonData)) {
+        emit errorOccurred(tr("Can't open file: %1").arg(fileName));
+        return;
+    }
+
+    QJsonDocument jsonDocument = QJsonDocument::fromJson(jsonData);
+    if (jsonDocument.isNull()) {
+        emit errorOccurred(tr("Failed to parse JSON data from file: %1").arg(fileName));
+        return;
+    }
+
+    if (!jsonDocument.isArray()) {
+        emit errorOccurred(tr("The JSON data is not an array in file: %1").arg(fileName));
+        return;
+    }
+
+    auto jsonArray = jsonDocument.array();
+    QStringList dnsServers;
+
+    for (auto jsonValue : jsonArray) {
+        auto ip = jsonValue.toString();
+        
+        if (!NetworkUtilities::ipAddressRegExp().match(ip).hasMatch()) {
+            qDebug() << ip << " is not a valid IP address";
+            continue;
+        }
+        
+        dnsServers.append(ip);
+    }
+
+    m_allowedDnsModel->addDnsList(dnsServers, replaceExisting);
+
+    emit finished(tr("Import completed"));
+}
+
+void AllowedDnsController::exportDns(const QString &fileName)
+{
+    auto dnsServers = m_allowedDnsModel->getCurrentDnsServers();
+
+    QJsonArray jsonArray;
+
+    for (const auto &ip : dnsServers) {
+        jsonArray.append(ip);
+    }
+
+    QJsonDocument jsonDocument(jsonArray);
+    QByteArray jsonData = jsonDocument.toJson();
+
+    SystemController::saveFile(fileName, jsonData);
+
+    emit finished(tr("Export completed"));
+} 

client/ui/controllers/allowedDnsController.h

@@ -0,0 +1,35 @@
+#ifndef ALLOWEDDNSCONTROLLER_H
+#define ALLOWEDDNSCONTROLLER_H
+
+#include <QObject>
+
+#include "settings.h"
+#include "ui/models/allowed_dns_model.h"
+
+class AllowedDnsController : public QObject
+{
+    Q_OBJECT
+public:
+    explicit AllowedDnsController(const std::shared_ptr<Settings> &settings,
+                                  const QSharedPointer<AllowedDnsModel> &allowedDnsModel,
+                                  QObject *parent = nullptr);
+
+public slots:
+    void addDns(QString ip);
+    void removeDns(int index);
+
+    void importDns(const QString &fileName, bool replaceExisting);
+    void exportDns(const QString &fileName);
+
+signals:
+    void errorOccurred(const QString &errorMessage);
+    void finished(const QString &message);
+
+    void saveFile(const QString &fileName, const QString &data);
+
+private:
+    std::shared_ptr<Settings> m_settings;
+    QSharedPointer<AllowedDnsModel> m_allowedDnsModel;
+};
+
+#endif // ALLOWEDDNSCONTROLLER_H 

client/ui/controllers/api/apiConfigsController.cpp

@@ -0,0 +1,537 @@
+#include "apiConfigsController.h"
+
+#include <QClipboard>
+#include <QEventLoop>
+
+#include "amnezia_application.h"
+#include "configurators/wireguard_configurator.h"
+#include "core/api/apiDefs.h"
+#include "core/api/apiUtils.h"
+#include "core/controllers/gatewayController.h"
+#include "core/qrCodeUtils.h"
+#include "ui/controllers/systemController.h"
+#include "version.h"
+
+namespace
+{
+    namespace configKey
+    {
+        constexpr char cloak[] = "cloak";
+        constexpr char awg[] = "awg";
+
+        constexpr char apiEdnpoint[] = "api_endpoint";
+        constexpr char accessToken[] = "api_key";
+        constexpr char certificate[] = "certificate";
+        constexpr char publicKey[] = "public_key";
+        constexpr char protocol[] = "protocol";
+
+        constexpr char uuid[] = "installation_uuid";
+        constexpr char osVersion[] = "os_version";
+        constexpr char appVersion[] = "app_version";
+
+        constexpr char userCountryCode[] = "user_country_code";
+        constexpr char serverCountryCode[] = "server_country_code";
+        constexpr char serviceType[] = "service_type";
+        constexpr char serviceInfo[] = "service_info";
+        constexpr char serviceProtocol[] = "service_protocol";
+
+        constexpr char aesKey[] = "aes_key";
+        constexpr char aesIv[] = "aes_iv";
+        constexpr char aesSalt[] = "aes_salt";
+
+        constexpr char apiPayload[] = "api_payload";
+        constexpr char keyPayload[] = "key_payload";
+
+        constexpr char apiConfig[] = "api_config";
+        constexpr char authData[] = "auth_data";
+
+        constexpr char config[] = "config";
+    }
+}
+
+ApiConfigsController::ApiConfigsController(const QSharedPointer<ServersModel> &serversModel,
+                                           const QSharedPointer<ApiServicesModel> &apiServicesModel,
+                                           const std::shared_ptr<Settings> &settings, QObject *parent)
+    : QObject(parent), m_serversModel(serversModel), m_apiServicesModel(apiServicesModel), m_settings(settings)
+{
+}
+
+bool ApiConfigsController::exportNativeConfig(const QString &serverCountryCode, const QString &fileName)
+{
+    if (fileName.isEmpty()) {
+        emit errorOccurred(ErrorCode::PermissionsError);
+        return false;
+    }
+
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto serverConfigObject = m_serversModel->getServerConfig(m_serversModel->getProcessedServerIndex());
+    auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
+
+    QString protocol = apiConfigObject.value(configKey::serviceProtocol).toString();
+    ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
+
+    QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = apiConfigObject.value(configKey::userCountryCode);
+    apiPayload[configKey::serverCountryCode] = serverCountryCode;
+    apiPayload[configKey::serviceType] = apiConfigObject.value(configKey::serviceType);
+    apiPayload[configKey::authData] = serverConfigObject.value(configKey::authData);
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/native_config"), apiPayload, responseBody);
+    if (errorCode != ErrorCode::NoError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    QJsonObject jsonConfig = QJsonDocument::fromJson(responseBody).object();
+    QString nativeConfig = jsonConfig.value(configKey::config).toString();
+    nativeConfig.replace("$WIREGUARD_CLIENT_PRIVATE_KEY", apiPayloadData.wireGuardClientPrivKey);
+
+    SystemController::saveFile(fileName, nativeConfig);
+    return true;
+}
+
+bool ApiConfigsController::revokeNativeConfig(const QString &serverCountryCode)
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto serverConfigObject = m_serversModel->getServerConfig(m_serversModel->getProcessedServerIndex());
+    auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
+
+    QString protocol = apiConfigObject.value(configKey::serviceProtocol).toString();
+    ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
+
+    QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = apiConfigObject.value(configKey::userCountryCode);
+    apiPayload[configKey::serverCountryCode] = serverCountryCode;
+    apiPayload[configKey::serviceType] = apiConfigObject.value(configKey::serviceType);
+    apiPayload[configKey::authData] = serverConfigObject.value(configKey::authData);
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/revoke_native_config"), apiPayload, responseBody);
+    if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+    return true;
+}
+
+void ApiConfigsController::prepareVpnKeyExport()
+{
+    auto serverConfigObject = m_serversModel->getServerConfig(m_serversModel->getProcessedServerIndex());
+    auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
+
+    auto vpnKey = apiConfigObject.value(apiDefs::key::vpnKey).toString();
+    m_vpnKey = vpnKey;
+
+    vpnKey.replace("vpn://", "");
+
+    m_qrCodes = qrCodeUtils::generateQrCodeImageSeries(vpnKey.toUtf8());
+
+    emit vpnKeyExportReady();
+}
+
+void ApiConfigsController::copyVpnKeyToClipboard()
+{
+    auto clipboard = amnApp->getClipboard();
+    clipboard->setText(m_vpnKey);
+}
+
+bool ApiConfigsController::fillAvailableServices()
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    QJsonObject apiPayload;
+    apiPayload[configKey::osVersion] = QSysInfo::productType();
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/services"), apiPayload, responseBody);
+    if (errorCode == ErrorCode::NoError) {
+        if (!responseBody.contains("services")) {
+            errorCode = ErrorCode::ApiServicesMissingError;
+        }
+    }
+
+    if (errorCode != ErrorCode::NoError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    QJsonObject data = QJsonDocument::fromJson(responseBody).object();
+    m_apiServicesModel->updateModel(data);
+    return true;
+}
+
+bool ApiConfigsController::importServiceFromGateway()
+{
+    if (m_serversModel->isServerFromApiAlreadyExists(m_apiServicesModel->getCountryCode(), m_apiServicesModel->getSelectedServiceType(),
+                                                     m_apiServicesModel->getSelectedServiceProtocol())) {
+        emit errorOccurred(ErrorCode::ApiConfigAlreadyAdded);
+        return false;
+    }
+
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto installationUuid = m_settings->getInstallationUuid(true);
+    auto userCountryCode = m_apiServicesModel->getCountryCode();
+    auto serviceType = m_apiServicesModel->getSelectedServiceType();
+    auto serviceProtocol = m_apiServicesModel->getSelectedServiceProtocol();
+
+    ApiPayloadData apiPayloadData = generateApiPayloadData(serviceProtocol);
+
+    QJsonObject apiPayload = fillApiPayload(serviceProtocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = userCountryCode;
+    apiPayload[configKey::serviceType] = serviceType;
+    apiPayload[configKey::uuid] = installationUuid;
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/config"), apiPayload, responseBody);
+
+    QJsonObject serverConfig;
+    if (errorCode == ErrorCode::NoError) {
+        fillServerConfig(serviceProtocol, apiPayloadData, responseBody, serverConfig);
+
+        QJsonObject apiConfig = serverConfig.value(configKey::apiConfig).toObject();
+        apiConfig.insert(configKey::userCountryCode, m_apiServicesModel->getCountryCode());
+        apiConfig.insert(configKey::serviceType, m_apiServicesModel->getSelectedServiceType());
+        apiConfig.insert(configKey::serviceProtocol, m_apiServicesModel->getSelectedServiceProtocol());
+
+        serverConfig.insert(configKey::apiConfig, apiConfig);
+
+        m_serversModel->addServer(serverConfig);
+        emit installServerFromApiFinished(tr("%1 installed successfully.").arg(m_apiServicesModel->getSelectedServiceName()));
+        return true;
+    } else {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+}
+
+bool ApiConfigsController::updateServiceFromGateway(const int serverIndex, const QString &newCountryCode, const QString &newCountryName,
+                                                    bool reloadServiceConfig)
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto serverConfig = m_serversModel->getServerConfig(serverIndex);
+    auto apiConfig = serverConfig.value(configKey::apiConfig).toObject();
+    auto authData = serverConfig.value(configKey::authData).toObject();
+
+    auto installationUuid = m_settings->getInstallationUuid(true);
+    auto userCountryCode = apiConfig.value(configKey::userCountryCode).toString();
+    auto serviceType = apiConfig.value(configKey::serviceType).toString();
+    auto serviceProtocol = apiConfig.value(configKey::serviceProtocol).toString();
+
+    ApiPayloadData apiPayloadData = generateApiPayloadData(serviceProtocol);
+
+    QJsonObject apiPayload = fillApiPayload(serviceProtocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = userCountryCode;
+    apiPayload[configKey::serviceType] = serviceType;
+    apiPayload[configKey::uuid] = installationUuid;
+
+    if (!newCountryCode.isEmpty()) {
+        apiPayload[configKey::serverCountryCode] = newCountryCode;
+    }
+    if (!authData.isEmpty()) {
+        apiPayload[configKey::authData] = authData;
+    }
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/config"), apiPayload, responseBody);
+
+    QJsonObject newServerConfig;
+    if (errorCode == ErrorCode::NoError) {
+        fillServerConfig(serviceProtocol, apiPayloadData, responseBody, newServerConfig);
+
+        QJsonObject newApiConfig = newServerConfig.value(configKey::apiConfig).toObject();
+        newApiConfig.insert(configKey::userCountryCode, apiConfig.value(configKey::userCountryCode));
+        newApiConfig.insert(configKey::serviceType, apiConfig.value(configKey::serviceType));
+        newApiConfig.insert(configKey::serviceProtocol, apiConfig.value(configKey::serviceProtocol));
+        newApiConfig.insert(apiDefs::key::vpnKey, apiConfig.value(apiDefs::key::vpnKey));
+
+        newServerConfig.insert(configKey::apiConfig, newApiConfig);
+        newServerConfig.insert(configKey::authData, authData);
+        // newServerConfig.insert(
+
+        m_serversModel->editServer(newServerConfig, serverIndex);
+        if (reloadServiceConfig) {
+            emit reloadServerFromApiFinished(tr("API config reloaded"));
+        } else if (newCountryName.isEmpty()) {
+            emit updateServerFromApiFinished();
+        } else {
+            emit changeApiCountryFinished(tr("Successfully changed the country of connection to %1").arg(newCountryName));
+        }
+        return true;
+    } else {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+}
+
+bool ApiConfigsController::updateServiceFromTelegram(const int serverIndex)
+{
+    auto serverConfig = m_serversModel->getServerConfig(serverIndex);
+    auto installationUuid = m_settings->getInstallationUuid(true);
+
+#ifdef Q_OS_IOS
+    IosController::Instance()->requestInetAccess();
+    QThread::msleep(10);
+#endif
+
+    if (serverConfig.value(config_key::configVersion).toInt()) {
+        QNetworkRequest request;
+        request.setTransferTimeout(apiDefs::requestTimeoutMsecs);
+        request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
+        request.setRawHeader("Authorization", "Api-Key " + serverConfig.value(configKey::accessToken).toString().toUtf8());
+        QString endpoint = serverConfig.value(configKey::apiEdnpoint).toString();
+        request.setUrl(endpoint);
+
+        QString protocol = serverConfig.value(configKey::protocol).toString();
+
+        ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
+
+        QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
+        apiPayload[configKey::uuid] = installationUuid;
+
+        QByteArray requestBody = QJsonDocument(apiPayload).toJson();
+
+        QNetworkReply *reply = amnApp->networkManager()->post(request, requestBody);
+
+        QEventLoop wait;
+        connect(reply, &QNetworkReply::finished, &wait, &QEventLoop::quit);
+
+        QList<QSslError> sslErrors;
+        connect(reply, &QNetworkReply::sslErrors, [this, &sslErrors](const QList<QSslError> &errors) { sslErrors = errors; });
+        wait.exec();
+
+        auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, reply);
+        if (errorCode != ErrorCode::NoError) {
+            reply->deleteLater();
+            emit errorOccurred(errorCode);
+            return false;
+        }
+
+        auto apiResponseBody = reply->readAll();
+        reply->deleteLater();
+        fillServerConfig(protocol, apiPayloadData, apiResponseBody, serverConfig);
+        m_serversModel->editServer(serverConfig, serverIndex);
+        emit updateServerFromApiFinished();
+    }
+    return true;
+}
+
+bool ApiConfigsController::deactivateDevice()
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto serverIndex = m_serversModel->getProcessedServerIndex();
+    auto serverConfigObject = m_serversModel->getServerConfig(serverIndex);
+    auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
+
+    if (apiUtils::getConfigType(serverConfigObject) != apiDefs::ConfigType::AmneziaPremiumV2) {
+        return true;
+    }
+
+    QString protocol = apiConfigObject.value(configKey::serviceProtocol).toString();
+    ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
+
+    QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = apiConfigObject.value(configKey::userCountryCode);
+    apiPayload[configKey::serverCountryCode] = apiConfigObject.value(configKey::serverCountryCode);
+    apiPayload[configKey::serviceType] = apiConfigObject.value(configKey::serviceType);
+    apiPayload[configKey::authData] = serverConfigObject.value(configKey::authData);
+    apiPayload[configKey::uuid] = m_settings->getInstallationUuid(true);
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/revoke_config"), apiPayload, responseBody);
+    if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    serverConfigObject.remove(config_key::containers);
+    m_serversModel->editServer(serverConfigObject, serverIndex);
+
+    return true;
+}
+
+bool ApiConfigsController::deactivateExternalDevice(const QString &uuid, const QString &serverCountryCode)
+{
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs);
+
+    auto serverIndex = m_serversModel->getProcessedServerIndex();
+    auto serverConfigObject = m_serversModel->getServerConfig(serverIndex);
+    auto apiConfigObject = serverConfigObject.value(configKey::apiConfig).toObject();
+
+    if (apiUtils::getConfigType(serverConfigObject) != apiDefs::ConfigType::AmneziaPremiumV2) {
+        return true;
+    }
+
+    QString protocol = apiConfigObject.value(configKey::serviceProtocol).toString();
+    ApiPayloadData apiPayloadData = generateApiPayloadData(protocol);
+
+    QJsonObject apiPayload = fillApiPayload(protocol, apiPayloadData);
+    apiPayload[configKey::userCountryCode] = apiConfigObject.value(configKey::userCountryCode);
+    apiPayload[configKey::serverCountryCode] = serverCountryCode;
+    apiPayload[configKey::serviceType] = apiConfigObject.value(configKey::serviceType);
+    apiPayload[configKey::authData] = serverConfigObject.value(configKey::authData);
+    apiPayload[configKey::uuid] = uuid;
+
+    QByteArray responseBody;
+    ErrorCode errorCode = gatewayController.post(QString("%1v1/revoke_config"), apiPayload, responseBody);
+    if (errorCode != ErrorCode::NoError && errorCode != ErrorCode::ApiNotFoundError) {
+        emit errorOccurred(errorCode);
+        return false;
+    }
+
+    if (uuid == m_settings->getInstallationUuid(true)) {
+        serverConfigObject.remove(config_key::containers);
+        m_serversModel->editServer(serverConfigObject, serverIndex);
+    }
+
+    return true;
+}
+
+bool ApiConfigsController::isConfigValid()
+{
+    int serverIndex = m_serversModel->getDefaultServerIndex();
+    QJsonObject serverConfigObject = m_serversModel->getServerConfig(serverIndex);
+    auto configSource = apiUtils::getConfigSource(serverConfigObject);
+
+    if (configSource == apiDefs::ConfigSource::Telegram
+        && !m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
+        m_serversModel->removeApiConfig(serverIndex);
+        return updateServiceFromTelegram(serverIndex);
+    } else if (configSource == apiDefs::ConfigSource::AmneziaGateway
+               && !m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
+        return updateServiceFromGateway(serverIndex, "", "");
+    } else if (configSource && m_serversModel->isApiKeyExpired(serverIndex)) {
+        qDebug() << "attempt to update api config by expires_at event";
+        if (configSource == apiDefs::ConfigSource::AmneziaGateway) {
+            return updateServiceFromGateway(serverIndex, "", "");
+        } else {
+            m_serversModel->removeApiConfig(serverIndex);
+            return updateServiceFromTelegram(serverIndex);
+        }
+    }
+    return true;
+}
+
+ApiConfigsController::ApiPayloadData ApiConfigsController::generateApiPayloadData(const QString &protocol)
+{
+    ApiConfigsController::ApiPayloadData apiPayload;
+    if (protocol == configKey::cloak) {
+        apiPayload.certRequest = OpenVpnConfigurator::createCertRequest();
+    } else if (protocol == configKey::awg) {
+        auto connData = WireguardConfigurator::genClientKeys();
+        apiPayload.wireGuardClientPubKey = connData.clientPubKey;
+        apiPayload.wireGuardClientPrivKey = connData.clientPrivKey;
+    }
+    return apiPayload;
+}
+
+QJsonObject ApiConfigsController::fillApiPayload(const QString &protocol, const ApiPayloadData &apiPayloadData)
+{
+    QJsonObject obj;
+    if (protocol == configKey::cloak) {
+        obj[configKey::certificate] = apiPayloadData.certRequest.request;
+    } else if (protocol == configKey::awg) {
+        obj[configKey::publicKey] = apiPayloadData.wireGuardClientPubKey;
+    }
+
+    obj[configKey::osVersion] = QSysInfo::productType();
+    obj[configKey::appVersion] = QString(APP_VERSION);
+
+    return obj;
+}
+
+void ApiConfigsController::fillServerConfig(const QString &protocol, const ApiPayloadData &apiPayloadData,
+                                            const QByteArray &apiResponseBody, QJsonObject &serverConfig)
+{
+    QString data = QJsonDocument::fromJson(apiResponseBody).object().value(config_key::config).toString();
+
+    data.replace("vpn://", "");
+    QByteArray ba = QByteArray::fromBase64(data.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
+
+    if (ba.isEmpty()) {
+        emit errorOccurred(ErrorCode::ApiConfigEmptyError);
+        return;
+    }
+
+    QByteArray ba_uncompressed = qUncompress(ba);
+    if (!ba_uncompressed.isEmpty()) {
+        ba = ba_uncompressed;
+    }
+
+    QString configStr = ba;
+    if (protocol == configKey::cloak) {
+        configStr.replace("<key>", "<key>\n");
+        configStr.replace("$OPENVPN_PRIV_KEY", apiPayloadData.certRequest.privKey);
+    } else if (protocol == configKey::awg) {
+        configStr.replace("$WIREGUARD_CLIENT_PRIVATE_KEY", apiPayloadData.wireGuardClientPrivKey);
+        auto newServerConfig = QJsonDocument::fromJson(configStr.toUtf8()).object();
+        auto containers = newServerConfig.value(config_key::containers).toArray();
+        if (containers.isEmpty()) {
+            return; // todo process error
+        }
+        auto container = containers.at(0).toObject();
+        QString containerName = ContainerProps::containerTypeToString(DockerContainer::Awg);
+        auto containerConfig = container.value(containerName).toObject();
+        auto protocolConfig = QJsonDocument::fromJson(containerConfig.value(config_key::last_config).toString().toUtf8()).object();
+        containerConfig[config_key::junkPacketCount] = protocolConfig.value(config_key::junkPacketCount);
+        containerConfig[config_key::junkPacketMinSize] = protocolConfig.value(config_key::junkPacketMinSize);
+        containerConfig[config_key::junkPacketMaxSize] = protocolConfig.value(config_key::junkPacketMaxSize);
+        containerConfig[config_key::initPacketJunkSize] = protocolConfig.value(config_key::initPacketJunkSize);
+        containerConfig[config_key::responsePacketJunkSize] = protocolConfig.value(config_key::responsePacketJunkSize);
+        containerConfig[config_key::initPacketMagicHeader] = protocolConfig.value(config_key::initPacketMagicHeader);
+        containerConfig[config_key::responsePacketMagicHeader] = protocolConfig.value(config_key::responsePacketMagicHeader);
+        containerConfig[config_key::underloadPacketMagicHeader] = protocolConfig.value(config_key::underloadPacketMagicHeader);
+        containerConfig[config_key::transportPacketMagicHeader] = protocolConfig.value(config_key::transportPacketMagicHeader);
+        container[containerName] = containerConfig;
+        containers.replace(0, container);
+        newServerConfig[config_key::containers] = containers;
+        configStr = QString(QJsonDocument(newServerConfig).toJson());
+    }
+
+    QJsonObject newServerConfig = QJsonDocument::fromJson(configStr.toUtf8()).object();
+    serverConfig[config_key::dns1] = newServerConfig.value(config_key::dns1);
+    serverConfig[config_key::dns2] = newServerConfig.value(config_key::dns2);
+    serverConfig[config_key::containers] = newServerConfig.value(config_key::containers);
+    serverConfig[config_key::hostName] = newServerConfig.value(config_key::hostName);
+
+    if (newServerConfig.value(config_key::configVersion).toInt() == apiDefs::ConfigSource::AmneziaGateway) {
+        serverConfig[config_key::configVersion] = newServerConfig.value(config_key::configVersion);
+        serverConfig[config_key::description] = newServerConfig.value(config_key::description);
+        serverConfig[config_key::name] = newServerConfig.value(config_key::name);
+    }
+
+    auto defaultContainer = newServerConfig.value(config_key::defaultContainer).toString();
+    serverConfig[config_key::defaultContainer] = defaultContainer;
+
+    QVariantMap map = serverConfig.value(configKey::apiConfig).toObject().toVariantMap();
+    map.insert(newServerConfig.value(configKey::apiConfig).toObject().toVariantMap());
+    auto apiConfig = QJsonObject::fromVariantMap(map);
+
+    if (newServerConfig.value(config_key::configVersion).toInt() == apiDefs::ConfigSource::AmneziaGateway) {
+        apiConfig.insert(configKey::serviceInfo, QJsonDocument::fromJson(apiResponseBody).object().value(configKey::serviceInfo).toObject());
+    }
+
+    serverConfig[configKey::apiConfig] = apiConfig;
+
+    return;
+}
+
+QList<QString> ApiConfigsController::getQrCodes()
+{
+    return m_qrCodes;
+}
+
+int ApiConfigsController::getQrCodesCount()
+{
+    return m_qrCodes.size();
+}
+
+QString ApiConfigsController::getVpnKey()
+{
+    return m_vpnKey;
+}

client/ui/controllers/api/apiConfigsController.h

@@ -0,0 +1,74 @@
+#ifndef APICONFIGSCONTROLLER_H
+#define APICONFIGSCONTROLLER_H
+
+#include <QObject>
+
+#include "configurators/openvpn_configurator.h"
+#include "ui/models/api/apiServicesModel.h"
+#include "ui/models/servers_model.h"
+
+class ApiConfigsController : public QObject
+{
+    Q_OBJECT
+public:
+    ApiConfigsController(const QSharedPointer<ServersModel> &serversModel, const QSharedPointer<ApiServicesModel> &apiServicesModel,
+                         const std::shared_ptr<Settings> &settings, QObject *parent = nullptr);
+
+    Q_PROPERTY(QList<QString> qrCodes READ getQrCodes NOTIFY vpnKeyExportReady)
+    Q_PROPERTY(int qrCodesCount READ getQrCodesCount NOTIFY vpnKeyExportReady)
+    Q_PROPERTY(QString vpnKey READ getVpnKey NOTIFY vpnKeyExportReady)
+
+public slots:
+    bool exportNativeConfig(const QString &serverCountryCode, const QString &fileName);
+    bool revokeNativeConfig(const QString &serverCountryCode);
+    // bool exportVpnKey(const QString &fileName);
+    void prepareVpnKeyExport();
+    void copyVpnKeyToClipboard();
+
+    bool fillAvailableServices();
+    bool importServiceFromGateway();
+    bool updateServiceFromGateway(const int serverIndex, const QString &newCountryCode, const QString &newCountryName,
+                                  bool reloadServiceConfig = false);
+    bool updateServiceFromTelegram(const int serverIndex);
+    bool deactivateDevice();
+    bool deactivateExternalDevice(const QString &uuid, const QString &serverCountryCode);
+
+    bool isConfigValid();
+
+signals:
+    void errorOccurred(ErrorCode errorCode);
+
+    void installServerFromApiFinished(const QString &message);
+    void changeApiCountryFinished(const QString &message);
+    void reloadServerFromApiFinished(const QString &message);
+    void updateServerFromApiFinished();
+
+    void vpnKeyExportReady();
+
+private:
+    struct ApiPayloadData
+    {
+        OpenVpnConfigurator::ConnectionData certRequest;
+
+        QString wireGuardClientPrivKey;
+        QString wireGuardClientPubKey;
+    };
+
+    ApiPayloadData generateApiPayloadData(const QString &protocol);
+    QJsonObject fillApiPayload(const QString &protocol, const ApiPayloadData &apiPayloadData);
+    void fillServerConfig(const QString &protocol, const ApiPayloadData &apiPayloadData, const QByteArray &apiResponseBody,
+                          QJsonObject &serverConfig);
+
+    QList<QString> getQrCodes();
+    int getQrCodesCount();
+    QString getVpnKey();
+
+    QList<QString> m_qrCodes;
+    QString m_vpnKey;
+
+    QSharedPointer<ServersModel> m_serversModel;
+    QSharedPointer<ApiServicesModel> m_apiServicesModel;
+    std::shared_ptr<Settings> m_settings;
+};
+
+#endif // APICONFIGSCONTROLLER_H

client/ui/controllers/api/apiSettingsController.cpp

@@ -0,0 +1,93 @@
+#include "apiSettingsController.h"
+
+#include <QEventLoop>
+#include <QTimer>
+
+#include "core/api/apiUtils.h"
+#include "core/controllers/gatewayController.h"
+
+namespace
+{
+    namespace configKey
+    {
+        constexpr char userCountryCode[] = "user_country_code";
+        constexpr char serverCountryCode[] = "server_country_code";
+        constexpr char serviceType[] = "service_type";
+        constexpr char serviceInfo[] = "service_info";
+
+        constexpr char apiConfig[] = "api_config";
+        constexpr char authData[] = "auth_data";
+    }
+
+    const int requestTimeoutMsecs = 12 * 1000; // 12 secs
+}
+
+ApiSettingsController::ApiSettingsController(const QSharedPointer<ServersModel> &serversModel,
+                                             const QSharedPointer<ApiAccountInfoModel> &apiAccountInfoModel,
+                                             const QSharedPointer<ApiCountryModel> &apiCountryModel,
+                                             const QSharedPointer<ApiDevicesModel> &apiDevicesModel,
+                                             const std::shared_ptr<Settings> &settings, QObject *parent)
+    : QObject(parent),
+      m_serversModel(serversModel),
+      m_apiAccountInfoModel(apiAccountInfoModel),
+      m_apiCountryModel(apiCountryModel),
+      m_apiDevicesModel(apiDevicesModel),
+      m_settings(settings)
+{
+}
+
+ApiSettingsController::~ApiSettingsController()
+{
+}
+
+bool ApiSettingsController::getAccountInfo(bool reload)
+{
+    if (reload) {
+        QEventLoop wait;
+        QTimer::singleShot(1000, &wait, &QEventLoop::quit);
+        wait.exec();
+    }
+
+    GatewayController gatewayController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv(), requestTimeoutMsecs);
+
+    auto processedIndex = m_serversModel->getProcessedServerIndex();
+    auto serverConfig = m_serversModel->getServerConfig(processedIndex);
+    auto apiConfig = serverConfig.value(configKey::apiConfig).toObject();
+    auto authData = serverConfig.value(configKey::authData).toObject();
+
+    QJsonObject apiPayload;
+    apiPayload[configKey::userCountryCode] = apiConfig.value(configKey::userCountryCode).toString();
+    apiPayload[configKey::serviceType] = apiConfig.value(configKey::serviceType).toString();
+    apiPayload[configKey::authData] = authData;
+
+    QByteArray responseBody;
+
+    if (apiUtils::getConfigType(serverConfig) == apiDefs::ConfigType::AmneziaPremiumV2) {
+        ErrorCode errorCode = gatewayController.post(QString("%1v1/account_info"), apiPayload, responseBody);
+        if (errorCode != ErrorCode::NoError) {
+            emit errorOccurred(errorCode);
+            return false;
+        }
+    }
+
+    QJsonObject accountInfo = QJsonDocument::fromJson(responseBody).object();
+    m_apiAccountInfoModel->updateModel(accountInfo, serverConfig);
+
+    if (reload) {
+        updateApiCountryModel();
+        updateApiDevicesModel();
+    }
+
+    return true;
+}
+
+void ApiSettingsController::updateApiCountryModel()
+{
+    m_apiCountryModel->updateModel(m_apiAccountInfoModel->getAvailableCountries(), "");
+    m_apiCountryModel->updateIssuedConfigsInfo(m_apiAccountInfoModel->getIssuedConfigsInfo());
+}
+
+void ApiSettingsController::updateApiDevicesModel()
+{
+    m_apiDevicesModel->updateModel(m_apiAccountInfoModel->getIssuedConfigsInfo());
+}

client/ui/controllers/api/apiSettingsController.h

@@ -0,0 +1,37 @@
+#ifndef APISETTINGSCONTROLLER_H
+#define APISETTINGSCONTROLLER_H
+
+#include <QObject>
+
+#include "ui/models/api/apiAccountInfoModel.h"
+#include "ui/models/api/apiCountryModel.h"
+#include "ui/models/api/apiDevicesModel.h"
+#include "ui/models/servers_model.h"
+
+class ApiSettingsController : public QObject
+{
+    Q_OBJECT
+public:
+    ApiSettingsController(const QSharedPointer<ServersModel> &serversModel, const QSharedPointer<ApiAccountInfoModel> &apiAccountInfoModel,
+                          const QSharedPointer<ApiCountryModel> &apiCountryModel, const QSharedPointer<ApiDevicesModel> &apiDevicesModel,
+                          const std::shared_ptr<Settings> &settings, QObject *parent = nullptr);
+    ~ApiSettingsController();
+
+public slots:
+    bool getAccountInfo(bool reload);
+    void updateApiCountryModel();
+    void updateApiDevicesModel();
+
+signals:
+    void errorOccurred(ErrorCode errorCode);
+
+private:
+    QSharedPointer<ServersModel> m_serversModel;
+    QSharedPointer<ApiAccountInfoModel> m_apiAccountInfoModel;
+    QSharedPointer<ApiCountryModel> m_apiCountryModel;
+    QSharedPointer<ApiDevicesModel> m_apiDevicesModel;
+
+    std::shared_ptr<Settings> m_settings;
+};
+
+#endif // APISETTINGSCONTROLLER_H

client/ui/controllers/connectionController.cpp

@@ -5,10 +5,8 @@
 #else
     #include <QApplication>
 #endif
-#include <QtConcurrent>
 
 #include "core/controllers/vpnConfigurationController.h"
-#include "core/enums/apiEnums.h"
 #include "version.h"
 
 ConnectionController::ConnectionController(const QSharedPointer<ServersModel> &serversModel,
@@ -27,7 +25,7 @@ ConnectionController::ConnectionController(const QSharedPointer<ServersModel> &s
     connect(this, &ConnectionController::connectToVpn, m_vpnConnection.get(), &VpnConnection::connectToVpn, Qt::QueuedConnection);
     connect(this, &ConnectionController::disconnectFromVpn, m_vpnConnection.get(), &VpnConnection::disconnectFromVpn, Qt::QueuedConnection);
 
-    connect(this, &ConnectionController::configFromApiUpdated, this, &ConnectionController::continueConnection);
+    connect(this, &ConnectionController::connectButtonClicked, this, &ConnectionController::toggleConnection, Qt::QueuedConnection);
 
     m_state = Vpn::ConnectionState::Disconnected;
 }
@@ -35,8 +33,7 @@ ConnectionController::ConnectionController(const QSharedPointer<ServersModel> &s
 void ConnectionController::openConnection()
 {
 #if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
-    if (!Utils::processIsRunning(Utils::executable(SERVICE_NAME, false), true))
-    {
+    if (!Utils::processIsRunning(Utils::executable(SERVICE_NAME, false), true)) {
         emit connectionErrorOccurred(ErrorCode::AmneziaServiceNotRunning);
         return;
     }
@@ -44,26 +41,24 @@ void ConnectionController::openConnection()
 
     int serverIndex = m_serversModel->getDefaultServerIndex();
     QJsonObject serverConfig = m_serversModel->getServerConfig(serverIndex);
-    auto configVersion = serverConfig.value(config_key::configVersion).toInt();
 
-    emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Preparing);
+    DockerContainer container = qvariant_cast<DockerContainer>(m_serversModel->data(serverIndex, ServersModel::Roles::DefaultContainerRole));
 
-    if (configVersion == ApiConfigSources::Telegram
-        && !m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
-        emit updateApiConfigFromTelegram();
-        } else if (configVersion == ApiConfigSources::AmneziaGateway
-        && !m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
-        emit updateApiConfigFromGateway();
-    } else if (configVersion && m_serversModel->isApiKeyExpired(serverIndex)) {
-        qDebug() << "attempt to update api config by expires_at event";
-        if (configVersion == ApiConfigSources::Telegram) {
-            emit updateApiConfigFromTelegram();
-        } else {
-            emit updateApiConfigFromGateway();
-        }
-    } else {
-        continueConnection();
+    if (!m_containersModel->isSupportedByCurrentPlatform(container)) {
+        emit connectionErrorOccurred(ErrorCode::NotSupportedOnThisPlatform);
+        return;
     }
+
+    QSharedPointer<ServerController> serverController(new ServerController(m_settings));
+    VpnConfigurationsController vpnConfigurationController(m_settings, serverController);
+
+    QJsonObject containerConfig = m_containersModel->getContainerConfig(container);
+    ServerCredentials credentials = m_serversModel->getServerCredentials(serverIndex);
+
+    auto dns = m_serversModel->getDnsPair(serverIndex);
+
+    auto vpnConfiguration = vpnConfigurationController.createVpnConfiguration(dns, serverConfig, containerConfig, container);
+    emit connectToVpn(serverIndex, credentials, container, vpnConfiguration);
 }
 
 void ConnectionController::closeConnection()
@@ -167,7 +162,7 @@ void ConnectionController::toggleConnection()
     } else if (isConnected()) {
         closeConnection();
     } else {
-        openConnection();
+        emit prepareConfig();
     }
 }
 
@@ -180,98 +175,3 @@ bool ConnectionController::isConnected() const
 {
     return m_isConnected;
 }
-
-bool ConnectionController::isProtocolConfigExists(const QJsonObject &containerConfig, const DockerContainer container)
-{
-    for (Proto protocol : ContainerProps::protocolsForContainer(container)) {
-        QString protocolConfig =
-                containerConfig.value(ProtocolProps::protoToString(protocol)).toObject().value(config_key::last_config).toString();
-
-        if (protocolConfig.isEmpty()) {
-            return false;
-        }
-    }
-    return true;
-}
-
-void ConnectionController::continueConnection()
-{
-    int serverIndex = m_serversModel->getDefaultServerIndex();
-    QJsonObject serverConfig = m_serversModel->getServerConfig(serverIndex);
-    auto configVersion = serverConfig.value(config_key::configVersion).toInt();
-
-    if (!m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
-        emit noInstalledContainers();
-        emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
-        return;
-    }
-
-    DockerContainer container = qvariant_cast<DockerContainer>(m_serversModel->data(serverIndex, ServersModel::Roles::DefaultContainerRole));
-
-    if (!m_containersModel->isSupportedByCurrentPlatform(container)) {
-        emit connectionErrorOccurred(tr("The selected protocol is not supported on the current platform"));
-        return;
-    }
-
-    if (container == DockerContainer::None) {
-        emit connectionErrorOccurred(tr("VPN Protocols is not installed.\n Please install VPN container at first"));
-        return;
-    }
-
-    QSharedPointer<ServerController> serverController(new ServerController(m_settings));
-    VpnConfigurationsController vpnConfigurationController(m_settings, serverController);
-
-    QJsonObject containerConfig = m_containersModel->getContainerConfig(container);
-    ServerCredentials credentials = m_serversModel->getServerCredentials(serverIndex);
-    ErrorCode errorCode = updateProtocolConfig(container, credentials, containerConfig, serverController);
-    if (errorCode != ErrorCode::NoError) {
-        emit connectionErrorOccurred(errorCode);
-        return;
-    }
-
-    auto dns = m_serversModel->getDnsPair(serverIndex);
-
-    auto vpnConfiguration = vpnConfigurationController.createVpnConfiguration(dns, serverConfig, containerConfig, container, errorCode);
-    if (errorCode != ErrorCode::NoError) {
-        emit connectionErrorOccurred(tr("unable to create configuration"));
-        return;
-    }
-
-    emit connectToVpn(serverIndex, credentials, container, vpnConfiguration);
-}
-
-ErrorCode ConnectionController::updateProtocolConfig(const DockerContainer container, const ServerCredentials &credentials,
-                                                     QJsonObject &containerConfig, QSharedPointer<ServerController> serverController)
-{
-    QFutureWatcher<ErrorCode> watcher;
-
-    if (serverController.isNull()) {
-        serverController.reset(new ServerController(m_settings));
-    }
-
-    QFuture<ErrorCode> future = QtConcurrent::run([this, container, &credentials, &containerConfig, &serverController]() {
-        ErrorCode errorCode = ErrorCode::NoError;
-        if (!isProtocolConfigExists(containerConfig, container)) {
-            VpnConfigurationsController vpnConfigurationController(m_settings, serverController);
-            errorCode = vpnConfigurationController.createProtocolConfigForContainer(credentials, container, containerConfig);
-            if (errorCode != ErrorCode::NoError) {
-                return errorCode;
-            }
-            m_serversModel->updateContainerConfig(container, containerConfig);
-
-            errorCode = m_clientManagementModel->appendClient(container, credentials, containerConfig,
-                                                              QString("Admin [%1]").arg(QSysInfo::prettyProductName()), serverController);
-            if (errorCode != ErrorCode::NoError) {
-                return errorCode;
-            }
-        }
-        return errorCode;
-    });
-
-    QEventLoop wait;
-    connect(&watcher, &QFutureWatcher<ErrorCode>::finished, &wait, &QEventLoop::quit);
-    watcher.setFuture(future);
-    wait.exec();
-
-    return watcher.result();
-}

client/ui/controllers/connectionController.h

@@ -40,30 +40,20 @@ public slots:
 
     void onTranslationsUpdated();
 
-    ErrorCode updateProtocolConfig(const DockerContainer container, const ServerCredentials &credentials, QJsonObject &containerConfig,
-                                   QSharedPointer<ServerController> serverController = nullptr);
-
 signals:
     void connectToVpn(int serverIndex, const ServerCredentials &credentials, DockerContainer container, const QJsonObject &vpnConfiguration);
     void disconnectFromVpn();
     void connectionStateChanged();
 
-    void connectionErrorOccurred(const QString &errorMessage);
     void connectionErrorOccurred(ErrorCode errorCode);
     void reconnectWithUpdatedContainer(const QString &message);
 
-    void noInstalledContainers();
-
     void connectButtonClicked();
     void preparingConfig();
-
-    void updateApiConfigFromGateway();
-    void updateApiConfigFromTelegram();
-    void configFromApiUpdated();
+    void prepareConfig();
 
 private:
     Vpn::ConnectionState getCurrentConnectionState();
-    bool isProtocolConfigExists(const QJsonObject &containerConfig, const DockerContainer container);
 
     void continueConnection();
 

client/ui/controllers/exportController.cpp

@@ -9,8 +9,8 @@
 #include <QStandardPaths>
 
 #include "core/controllers/vpnConfigurationController.h"
+#include "core/qrCodeUtils.h"
 #include "systemController.h"
-#include "qrcodegen.hpp"
 
 ExportController::ExportController(const QSharedPointer<ServersModel> &serversModel, const QSharedPointer<ContainersModel> &containersModel,
                                    const QSharedPointer<ClientManagementModel> &clientManagementModel,
@@ -50,7 +50,7 @@ void ExportController::generateFullAccessConfig()
     compressedConfig = qCompress(compressedConfig, 8);
     m_config = QString("vpn://%1").arg(QString(compressedConfig.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals)));
 
-    m_qrCodes = generateQrCodeImageSeries(compressedConfig);
+    m_qrCodes = qrCodeUtils::generateQrCodeImageSeries(compressedConfig);
     emit exportConfigChanged();
 }
 
@@ -92,7 +92,7 @@ void ExportController::generateConnectionConfig(const QString &clientName)
     compressedConfig = qCompress(compressedConfig, 8);
     m_config = QString("vpn://%1").arg(QString(compressedConfig.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals)));
 
-    m_qrCodes = generateQrCodeImageSeries(compressedConfig);
+    m_qrCodes = qrCodeUtils::generateQrCodeImageSeries(compressedConfig);
     emit exportConfigChanged();
 }
 
@@ -149,7 +149,7 @@ void ExportController::generateOpenVpnConfig(const QString &clientName)
         m_config.append(line + "\n");
     }
 
-    m_qrCodes = generateQrCodeImageSeries(m_config.toUtf8());
+    m_qrCodes = qrCodeUtils::generateQrCodeImageSeries(m_config.toUtf8());
     emit exportConfigChanged();
 }
 
@@ -167,8 +167,8 @@ void ExportController::generateWireGuardConfig(const QString &clientName)
         m_config.append(line + "\n");
     }
 
-    qrcodegen::QrCode qr = qrcodegen::QrCode::encodeText(m_config.toUtf8(), qrcodegen::QrCode::Ecc::LOW);
-    m_qrCodes << svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
+    auto qr = qrCodeUtils::generateQrCode(m_config.toUtf8());
+    m_qrCodes << qrCodeUtils::svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
 
     emit exportConfigChanged();
 }
@@ -187,8 +187,8 @@ void ExportController::generateAwgConfig(const QString &clientName)
         m_config.append(line + "\n");
     }
 
-    qrcodegen::QrCode qr = qrcodegen::QrCode::encodeText(m_config.toUtf8(), qrcodegen::QrCode::Ecc::LOW);
-    m_qrCodes << svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
+    auto qr = qrCodeUtils::generateQrCode(m_config.toUtf8());
+    m_qrCodes << qrCodeUtils::svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
 
     emit exportConfigChanged();
 }
@@ -221,8 +221,8 @@ void ExportController::generateShadowSocksConfig()
 
     m_nativeConfigString = "ss://" + m_nativeConfigString.toUtf8().toBase64();
 
-    qrcodegen::QrCode qr = qrcodegen::QrCode::encodeText(m_nativeConfigString.toUtf8(), qrcodegen::QrCode::Ecc::LOW);
-    m_qrCodes << svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
+    auto qr = qrCodeUtils::generateQrCode(m_nativeConfigString.toUtf8());
+    m_qrCodes << qrCodeUtils::svgToBase64(QString::fromStdString(toSvgString(qr, 1)));
 
     emit exportConfigChanged();
 }
@@ -312,32 +312,6 @@ void ExportController::renameClient(const int row, const QString &clientName, co
     }
 }
 
-QList<QString> ExportController::generateQrCodeImageSeries(const QByteArray &data)
-{
-    double k = 850;
-
-    quint8 chunksCount = std::ceil(data.size() / k);
-    QList<QString> chunks;
-    for (int i = 0; i < data.size(); i = i + k) {
-        QByteArray chunk;
-        QDataStream s(&chunk, QIODevice::WriteOnly);
-        s << amnezia::qrMagicCode << chunksCount << (quint8)std::round(i / k) << data.mid(i, k);
-
-        QByteArray ba = chunk.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
-
-        qrcodegen::QrCode qr = qrcodegen::QrCode::encodeText(ba, qrcodegen::QrCode::Ecc::LOW);
-        QString svg = QString::fromStdString(toSvgString(qr, 1));
-        chunks.append(svgToBase64(svg));
-    }
-
-    return chunks;
-}
-
-QString ExportController::svgToBase64(const QString &image)
-{
-    return "data:image/svg;base64," + QString::fromLatin1(image.toUtf8().toBase64().data());
-}
-
 int ExportController::getQrCodesCount()
 {
     return m_qrCodes.size();

client/ui/controllers/exportController.h

@@ -50,9 +50,6 @@ signals:
     void saveFile(const QString &fileName, const QString &data);
 
 private:
-    QList<QString> generateQrCodeImageSeries(const QByteArray &data);
-    QString svgToBase64(const QString &image);
-
     int getQrCodesCount();
 
     void clearPreviousConfig();

client/ui/controllers/importController.cpp

@@ -7,7 +7,10 @@
 #include <QStandardPaths>
 #include <QUrlQuery>
 
+#include "core/api/apiDefs.h"
+#include "core/api/apiUtils.h"
 #include "core/errorstrings.h"
+#include "core/qrCodeUtils.h"
 #include "core/serialization/serialization.h"
 #include "systemController.h"
 #include "utilities.h"
@@ -24,8 +27,6 @@ namespace
     ConfigTypes checkConfigFormat(const QString &config)
     {
         const QString openVpnConfigPatternCli = "client";
-        const QString openVpnConfigPatternProto1 = "proto tcp";
-        const QString openVpnConfigPatternProto2 = "proto udp";
         const QString openVpnConfigPatternDriver1 = "dev tun";
         const QString openVpnConfigPatternDriver2 = "dev tap";
 
@@ -45,18 +46,18 @@ namespace
 
         if (config.contains(backupPattern)) {
             return ConfigTypes::Backup;
-        } else if (config.contains(amneziaConfigPattern) || config.contains(amneziaFreeConfigPattern) || config.contains(amneziaPremiumConfigPattern)
+        } else if (config.contains(amneziaConfigPattern) || config.contains(amneziaFreeConfigPattern)
+                   || config.contains(amneziaPremiumConfigPattern)
                    || (config.contains(amneziaConfigPatternHostName) && config.contains(amneziaConfigPatternUserName)
                        && config.contains(amneziaConfigPatternPassword))) {
             return ConfigTypes::Amnezia;
-        } else if (config.contains(openVpnConfigPatternCli)
-                   && (config.contains(openVpnConfigPatternProto1) || config.contains(openVpnConfigPatternProto2))
-                   && (config.contains(openVpnConfigPatternDriver1) || config.contains(openVpnConfigPatternDriver2))) {
-            return ConfigTypes::OpenVpn;
         } else if (config.contains(wireguardConfigPatternSectionInterface) && config.contains(wireguardConfigPatternSectionPeer)) {
             return ConfigTypes::WireGuard;
         } else if ((config.contains(xrayConfigPatternInbound)) && (config.contains(xrayConfigPatternOutbound))) {
             return ConfigTypes::Xray;
+        } else if (config.contains(openVpnConfigPatternCli)
+            && (config.contains(openVpnConfigPatternDriver1) || config.contains(openVpnConfigPatternDriver2))) {
+            return ConfigTypes::OpenVpn;
         }
         return ConfigTypes::Invalid;
     }
@@ -149,11 +150,11 @@ bool ImportController::extractConfigFromData(QString data)
 
     m_configType = checkConfigFormat(config);
     if (m_configType == ConfigTypes::Invalid) {
-        data.replace("vpn://", "");
-        QByteArray ba = QByteArray::fromBase64(data.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
-        QByteArray ba_uncompressed = qUncompress(ba);
-        if (!ba_uncompressed.isEmpty()) {
-            ba = ba_uncompressed;
+        config.replace("vpn://", "");
+        QByteArray ba = QByteArray::fromBase64(config.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
+        QByteArray baUncompressed = qUncompress(ba);
+        if (!baUncompressed.isEmpty()) {
+            ba = baUncompressed;
         }
 
         config = ba;
@@ -180,6 +181,13 @@ bool ImportController::extractConfigFromData(QString data)
     }
     case ConfigTypes::Amnezia: {
         m_config = QJsonDocument::fromJson(config.toUtf8()).object();
+
+        if (apiUtils::isServerFromApi(m_config)) {
+            auto apiConfig = m_config.value(apiDefs::key::apiConfig).toObject();
+            apiConfig[apiDefs::key::vpnKey] = data;
+            m_config[apiDefs::key::apiConfig] = apiConfig;
+        }
+
         processAmneziaConfig(m_config);
         if (!m_config.empty()) {
             checkForMaliciousStrings(m_config);
@@ -217,6 +225,21 @@ bool ImportController::extractConfigFromQr(const QByteArray &data)
         return true;
     }
 
+    m_configType = checkConfigFormat(data);
+    if (m_configType == ConfigTypes::Invalid) {
+        QByteArray ba = QByteArray::fromBase64(data, QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
+        QByteArray baUncompressed = qUncompress(ba);
+
+        if (!baUncompressed.isEmpty()) {
+            ba = baUncompressed;
+        }
+
+        if (!ba.isEmpty()) {
+            m_config = QJsonDocument::fromJson(ba).object();
+            return true;
+        }
+    }
+
     return false;
 }
 
@@ -319,7 +342,7 @@ QJsonObject ImportController::extractOpenVpnConfig(const QString &data)
     arr.push_back(containers);
 
     QString hostName;
-    const static QRegularExpression hostNameRegExp("remote (.*) [0-9]*");
+    const static QRegularExpression hostNameRegExp("remote\\s+([^\\s]+)");
     QRegularExpressionMatch hostNameMatch = hostNameRegExp.match(data);
     if (hostNameMatch.hasMatch()) {
         hostName = hostNameMatch.captured(1);
@@ -569,7 +592,7 @@ bool ImportController::parseQrCodeChunk(const QString &code)
     qint16 magic;
     s >> magic;
 
-    if (magic == amnezia::qrMagicCode) {
+    if (magic == qrCodeUtils::qrMagicCode) {
         quint8 chunksCount;
         s >> chunksCount;
         if (m_totalQrCodeChunksCount != chunksCount) {
@@ -680,7 +703,8 @@ void ImportController::processAmneziaConfig(QJsonObject &config)
             }
 
             QJsonObject jsonConfig = QJsonDocument::fromJson(protocolConfig.toUtf8()).object();
-            jsonConfig[config_key::mtu] = dockerContainer == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
+            jsonConfig[config_key::mtu] =
+                    dockerContainer == DockerContainer::Awg ? protocols::awg::defaultMtu : protocols::wireguard::defaultMtu;
 
             containerConfig[config_key::last_config] = QString(QJsonDocument(jsonConfig).toJson());
 

client/ui/controllers/installController.cpp

@@ -6,8 +6,8 @@
 #include <QJsonObject>
 #include <QRandomGenerator>
 #include <QStandardPaths>
+#include <QtConcurrent>
 
-#include "core/controllers/apiController.h"
 #include "core/controllers/serverController.h"
 #include "core/controllers/vpnConfigurationController.h"
 #include "core/networkUtilities.h"
@@ -15,6 +15,7 @@
 #include "ui/models/protocols/awgConfigModel.h"
 #include "ui/models/protocols/wireguardConfigModel.h"
 #include "utilities.h"
+#include "core/api/apiUtils.h"
 
 namespace
 {
@@ -39,14 +40,12 @@ namespace
 InstallController::InstallController(const QSharedPointer<ServersModel> &serversModel, const QSharedPointer<ContainersModel> &containersModel,
                                      const QSharedPointer<ProtocolsModel> &protocolsModel,
                                      const QSharedPointer<ClientManagementModel> &clientManagementModel,
-                                     const QSharedPointer<ApiServicesModel> &apiServicesModel, const std::shared_ptr<Settings> &settings,
-                                     QObject *parent)
+                                     const std::shared_ptr<Settings> &settings, QObject *parent)
     : QObject(parent),
       m_serversModel(serversModel),
       m_containersModel(containersModel),
       m_protocolModel(protocolsModel),
       m_clientManagementModel(clientManagementModel),
-      m_apiServicesModel(apiServicesModel),
       m_settings(settings)
 {
 }
@@ -773,109 +772,79 @@ void InstallController::addEmptyServer()
     emit installServerFinished(tr("Server added successfully"));
 }
 
-bool InstallController::fillAvailableServices()
+bool InstallController::isConfigValid()
 {
-    ApiController apiController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv());
+    int serverIndex = m_serversModel->getDefaultServerIndex();
+    QJsonObject serverConfigObject = m_serversModel->getServerConfig(serverIndex);
 
-    QByteArray responseBody;
-    ErrorCode errorCode = apiController.getServicesList(responseBody);
-    if (errorCode != ErrorCode::NoError) {
-        emit installationErrorOccurred(errorCode);
+    if (apiUtils::isServerFromApi(serverConfigObject)) {
+        return true;
+    }
+
+    if (!m_serversModel->data(serverIndex, ServersModel::Roles::HasInstalledContainers).toBool()) {
+        emit noInstalledContainers();
         return false;
     }
 
-    QJsonObject data = QJsonDocument::fromJson(responseBody).object();
-    m_apiServicesModel->updateModel(data);
-    return true;
-}
+    DockerContainer container = qvariant_cast<DockerContainer>(m_serversModel->data(serverIndex, ServersModel::Roles::DefaultContainerRole));
 
-bool InstallController::installServiceFromApi()
-{
-    if (m_serversModel->isServerFromApiAlreadyExists(m_apiServicesModel->getCountryCode(), m_apiServicesModel->getSelectedServiceType(),
-                                                     m_apiServicesModel->getSelectedServiceProtocol())) {
-        emit installationErrorOccurred(ErrorCode::ApiConfigAlreadyAdded);
+    if (container == DockerContainer::None) {
+        emit installationErrorOccurred(ErrorCode::NoInstalledContainersError);
         return false;
     }
 
-    ApiController apiController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv());
-    QJsonObject serverConfig;
+    QSharedPointer<ServerController> serverController(new ServerController(m_settings));
+    VpnConfigurationsController vpnConfigurationController(m_settings, serverController);
 
-    ErrorCode errorCode = apiController.getConfigForService(m_settings->getInstallationUuid(true), m_apiServicesModel->getCountryCode(),
-                                                            m_apiServicesModel->getSelectedServiceType(),
-                                                            m_apiServicesModel->getSelectedServiceProtocol(), "", QJsonObject(), serverConfig);
-    if (errorCode != ErrorCode::NoError) {
-        emit installationErrorOccurred(errorCode);
-        return false;
-    }
+    QJsonObject containerConfig = m_containersModel->getContainerConfig(container);
+    ServerCredentials credentials = m_serversModel->getServerCredentials(serverIndex);
 
-    auto serviceInfo = m_apiServicesModel->getSelectedServiceInfo();
-    QJsonObject apiConfig = serverConfig.value(configKey::apiConfig).toObject();
-    apiConfig.insert(configKey::serviceInfo, serviceInfo);
-    apiConfig.insert(configKey::userCountryCode, m_apiServicesModel->getCountryCode());
-    apiConfig.insert(configKey::serviceType, m_apiServicesModel->getSelectedServiceType());
-    apiConfig.insert(configKey::serviceProtocol, m_apiServicesModel->getSelectedServiceProtocol());
+    QFutureWatcher<ErrorCode> watcher;
 
-    serverConfig.insert(configKey::apiConfig, apiConfig);
+    QFuture<ErrorCode> future = QtConcurrent::run([this, container, &credentials, &containerConfig, &serverController]() {
+        ErrorCode errorCode = ErrorCode::NoError;
 
-    m_serversModel->addServer(serverConfig);
-    emit installServerFromApiFinished(tr("%1 installed successfully.").arg(m_apiServicesModel->getSelectedServiceName()));
-    return true;
-}
+        auto isProtocolConfigExists = [](const QJsonObject &containerConfig, const DockerContainer container) {
+            for (Proto protocol : ContainerProps::protocolsForContainer(container)) {
+                QString protocolConfig =
+                        containerConfig.value(ProtocolProps::protoToString(protocol)).toObject().value(config_key::last_config).toString();
 
-bool InstallController::updateServiceFromApi(const int serverIndex, const QString &newCountryCode, const QString &newCountryName,
-                                             bool reloadServiceConfig)
-{
-    ApiController apiController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv());
+                if (protocolConfig.isEmpty()) {
+                    return false;
+                }
+            }
+            return true;
+        };
 
-    auto serverConfig = m_serversModel->getServerConfig(serverIndex);
-    auto apiConfig = serverConfig.value(configKey::apiConfig).toObject();
-    auto authData = serverConfig.value(configKey::authData).toObject();
+        if (!isProtocolConfigExists(containerConfig, container)) {
+            VpnConfigurationsController vpnConfigurationController(m_settings, serverController);
+            errorCode = vpnConfigurationController.createProtocolConfigForContainer(credentials, container, containerConfig);
+            if (errorCode != ErrorCode::NoError) {
+                return errorCode;
+            }
+            m_serversModel->updateContainerConfig(container, containerConfig);
 
-    QJsonObject newServerConfig;
-    ErrorCode errorCode = apiController.getConfigForService(
-            m_settings->getInstallationUuid(true), apiConfig.value(configKey::userCountryCode).toString(),
-            apiConfig.value(configKey::serviceType).toString(), apiConfig.value(configKey::serviceProtocol).toString(), newCountryCode,
-            authData, newServerConfig);
-    if (errorCode != ErrorCode::NoError) {
-        emit installationErrorOccurred(errorCode);
-        return false;
-    }
-
-    QJsonObject newApiConfig = newServerConfig.value(configKey::apiConfig).toObject();
-    newApiConfig.insert(configKey::userCountryCode, apiConfig.value(configKey::userCountryCode));
-    newApiConfig.insert(configKey::serviceType, apiConfig.value(configKey::serviceType));
-    newApiConfig.insert(configKey::serviceProtocol, apiConfig.value(configKey::serviceProtocol));
-
-    newServerConfig.insert(configKey::apiConfig, newApiConfig);
-    newServerConfig.insert(configKey::authData, authData);
-    m_serversModel->editServer(newServerConfig, serverIndex);
-
-    if (reloadServiceConfig) {
-        emit reloadServerFromApiFinished(tr("API config reloaded"));
-    } else if (newCountryName.isEmpty()) {
-        emit updateServerFromApiFinished();
-    } else {
-        emit changeApiCountryFinished(tr("Successfully changed the country of connection to %1").arg(newCountryName));
-    }
-    return true;
-}
-
-void InstallController::updateServiceFromTelegram(const int serverIndex)
-{
-    ApiController *apiController = new ApiController(m_settings->getGatewayEndpoint(), m_settings->isDevGatewayEnv());
-
-    auto serverConfig = m_serversModel->getServerConfig(serverIndex);
-
-    apiController->updateServerConfigFromApi(m_settings->getInstallationUuid(true), serverIndex, serverConfig);
-    connect(apiController, &ApiController::finished, this, [this, apiController](const QJsonObject &config, const int serverIndex) {
-        m_serversModel->editServer(config, serverIndex);
-        emit updateServerFromApiFinished();
-        apiController->deleteLater();
+            errorCode = m_clientManagementModel->appendClient(container, credentials, containerConfig,
+                                                              QString("Admin [%1]").arg(QSysInfo::prettyProductName()), serverController);
+            if (errorCode != ErrorCode::NoError) {
+                return errorCode;
+            }
+        }
+        return errorCode;
     });
-    connect(apiController, &ApiController::errorOccurred, this, [this, apiController](ErrorCode errorCode) {
+
+    QEventLoop wait;
+    connect(&watcher, &QFutureWatcher<ErrorCode>::finished, &wait, &QEventLoop::quit);
+    watcher.setFuture(future);
+    wait.exec();
+
+    ErrorCode errorCode = watcher.result();
+
+    if (errorCode != ErrorCode::NoError) {
         emit installationErrorOccurred(errorCode);
-        apiController->deleteLater();
-    });
+        return false;
+    }
+    return true;
 }
 
 bool InstallController::isUpdateDockerContainerRequired(const DockerContainer container, const QJsonObject &oldConfig,

client/ui/controllers/installController.h

@@ -10,7 +10,6 @@
 #include "ui/models/containers_model.h"
 #include "ui/models/protocols_model.h"
 #include "ui/models/servers_model.h"
-#include "ui/models/apiServicesModel.h"
 
 class InstallController : public QObject
 {
@@ -19,7 +18,6 @@ public:
     explicit InstallController(const QSharedPointer<ServersModel> &serversModel, const QSharedPointer<ContainersModel> &containersModel,
                                const QSharedPointer<ProtocolsModel> &protocolsModel,
                                const QSharedPointer<ClientManagementModel> &clientManagementModel,
-                               const QSharedPointer<ApiServicesModel> &apiServicesModel,
                                const std::shared_ptr<Settings> &settings, QObject *parent = nullptr);
     ~InstallController();
 
@@ -52,21 +50,13 @@ public slots:
 
     void addEmptyServer();
 
-    bool fillAvailableServices();
-    bool installServiceFromApi();
-    bool updateServiceFromApi(const int serverIndex, const QString &newCountryCode, const QString &newCountryName, bool reloadServiceConfig = false);
-
-    void updateServiceFromTelegram(const int serverIndex);
+    bool isConfigValid();
 
 signals:
     void installContainerFinished(const QString &finishMessage, bool isServiceInstall);
     void installServerFinished(const QString &finishMessage);
-    void installServerFromApiFinished(const QString &message);
 
     void updateContainerFinished(const QString &message);
-    void updateServerFromApiFinished();
-    void changeApiCountryFinished(const QString &message);
-    void reloadServerFromApiFinished(const QString &message);
 
     void scanServerFinished(bool isInstalledContainerFound);
 
@@ -91,6 +81,8 @@ signals:
     void cachedProfileCleared(const QString &message);
     void apiConfigRemoved(const QString &message);
 
+    void noInstalledContainers();
+
 private:
     void installServer(const DockerContainer container, const QMap<DockerContainer, QJsonObject> &installedContainers,
                        const ServerCredentials &serverCredentials, const QSharedPointer<ServerController> &serverController,
@@ -108,7 +100,6 @@ private:
     QSharedPointer<ContainersModel> m_containersModel;
     QSharedPointer<ProtocolsModel> m_protocolModel;
     QSharedPointer<ClientManagementModel> m_clientManagementModel;
-    QSharedPointer<ApiServicesModel> m_apiServicesModel;
 
     std::shared_ptr<Settings> m_settings;
 

client/ui/controllers/pageController.h

@@ -31,7 +31,15 @@ namespace PageLoader
         PageSettingsLogging,
         PageSettingsSplitTunneling,
         PageSettingsAppSplitTunneling,
-
+        PageSettingsKillSwitch,
+        PageSettingsApiServerInfo,
+        PageSettingsApiAvailableCountries,
+        PageSettingsApiSupport,
+        PageSettingsApiInstructions,
+        PageSettingsApiNativeConfigs,
+        PageSettingsApiDevices,
+        PageSettingsKillSwitchExceptions,
+        
         PageServiceSftpSettings,
         PageServiceTorWebsiteSettings,
         PageServiceDnsSettings,
@@ -53,7 +61,7 @@ namespace PageLoader
         PageProtocolOpenVpnSettings,
         PageProtocolShadowSocksSettings,
         PageProtocolCloakSettings,
-        PageProtocolXraySettings,        
+        PageProtocolXraySettings,
         PageProtocolWireGuardSettings,
         PageProtocolAwgSettings,
         PageProtocolIKev2Settings,
@@ -104,7 +112,7 @@ public slots:
     int incrementDrawerDepth();
     int decrementDrawerDepth();
 
-  private slots:
+private slots:
     void onShowErrorMessage(amnezia::ErrorCode errorCode);
 
 signals:

client/ui/controllers/settingsController.cpp

@@ -245,6 +245,24 @@ bool SettingsController::isKillSwitchEnabled()
 void SettingsController::toggleKillSwitch(bool enable)
 {
     m_settings->setKillSwitchEnabled(enable);
+    emit killSwitchEnabledChanged();
+    if (enable == false) {
+        emit strictKillSwitchEnabledChanged(false);
+    } else {
+        emit strictKillSwitchEnabledChanged(isStrictKillSwitchEnabled());
+    }
+
+}
+
+bool SettingsController::isStrictKillSwitchEnabled()
+{
+    return m_settings->isStrictKillSwitchEnabled();
+}
+
+void SettingsController::toggleStrictKillSwitch(bool enable)
+{
+    m_settings->setStrictKillSwitchEnabled(enable);
+    emit strictKillSwitchEnabledChanged(enable);
 }
 
 bool SettingsController::isNotificationPermissionGranted()

client/ui/controllers/settingsController.h

@@ -24,6 +24,8 @@ public:
     Q_PROPERTY(QString secondaryDns READ getSecondaryDns WRITE setSecondaryDns NOTIFY secondaryDnsChanged)
     Q_PROPERTY(bool isLoggingEnabled READ isLoggingEnabled WRITE toggleLogging NOTIFY loggingStateChanged)
     Q_PROPERTY(bool isNotificationPermissionGranted READ isNotificationPermissionGranted NOTIFY onNotificationStateChanged)
+    Q_PROPERTY(bool isKillSwitchEnabled READ isKillSwitchEnabled WRITE toggleKillSwitch NOTIFY killSwitchEnabledChanged)
+    Q_PROPERTY(bool strictKillSwitchEnabled READ isStrictKillSwitchEnabled WRITE toggleStrictKillSwitch NOTIFY strictKillSwitchEnabledChanged)
 
     Q_PROPERTY(bool isDevModeEnabled READ isDevModeEnabled NOTIFY devModeEnabled)
     Q_PROPERTY(QString gatewayEndpoint READ getGatewayEndpoint WRITE setGatewayEndpoint NOTIFY gatewayEndpointChanged)
@@ -75,6 +77,9 @@ public slots:
     bool isKillSwitchEnabled();
     void toggleKillSwitch(bool enable);
 
+    bool isStrictKillSwitchEnabled();
+    void toggleStrictKillSwitch(bool enable);
+
     bool isNotificationPermissionGranted();
     void requestNotificationPermission();
 
@@ -98,6 +103,8 @@ signals:
     void primaryDnsChanged();
     void secondaryDnsChanged();
     void loggingStateChanged();
+    void killSwitchEnabledChanged();
+    void strictKillSwitchEnabledChanged(bool enabled);
 
     void restoreBackupFinished();
     void changeSettingsFinished(const QString &finishedMessage);

client/ui/controllers/sitesController.cpp

@@ -44,7 +44,6 @@ void SitesController::addSite(QString hostname)
             QMetaObject::invokeMethod(m_vpnConnection.get(), "addRoutes", Qt::QueuedConnection,
                                       Q_ARG(QStringList, QStringList() << hostname));
         }
-        QMetaObject::invokeMethod(m_vpnConnection.get(), "flushDns", Qt::QueuedConnection);
     };
 
     const auto &resolveCallback = [this, processSite](const QHostInfo &hostInfo) {
@@ -75,7 +74,6 @@ void SitesController::removeSite(int index)
 
     QMetaObject::invokeMethod(m_vpnConnection.get(), "deleteRoutes", Qt::QueuedConnection,
                               Q_ARG(QStringList, QStringList() << hostname));
-    QMetaObject::invokeMethod(m_vpnConnection.get(), "flushDns", Qt::QueuedConnection);
 
     emit finished(tr("Site removed: %1").arg(hostname));
 }
@@ -124,7 +122,6 @@ void SitesController::importSites(const QString &fileName, bool replaceExisting)
     m_sitesModel->addSites(sites, replaceExisting);
 
     QMetaObject::invokeMethod(m_vpnConnection.get(), "addRoutes", Qt::QueuedConnection, Q_ARG(QStringList, ips));
-    QMetaObject::invokeMethod(m_vpnConnection.get(), "flushDns", Qt::QueuedConnection);
 
     emit finished(tr("Import completed"));
 }

client/ui/models/allowed_dns_model.cpp

@@ -0,0 +1,86 @@
+#include "allowed_dns_model.h"
+
+AllowedDnsModel::AllowedDnsModel(std::shared_ptr<Settings> settings, QObject *parent)
+    : QAbstractListModel(parent), m_settings(settings)
+{
+    fillDnsServers();
+}
+
+int AllowedDnsModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_dnsServers.size();
+}
+
+QVariant AllowedDnsModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
+        return QVariant();
+
+    switch (role) {
+    case IpRole:
+        return m_dnsServers.at(index.row());
+    default:
+        return QVariant();
+    }
+}
+
+bool AllowedDnsModel::addDns(const QString &ip)
+{
+    if (m_dnsServers.contains(ip)) {
+        return false;
+    }
+
+    beginInsertRows(QModelIndex(), rowCount(), rowCount());
+    m_dnsServers.append(ip);
+    m_settings->setAllowedDnsServers(m_dnsServers);
+    endInsertRows();
+    return true;
+}
+
+void AllowedDnsModel::addDnsList(const QStringList &dnsServers, bool replaceExisting)
+{
+    beginResetModel();
+    
+    if (replaceExisting) {
+        m_dnsServers.clear();
+    }
+    
+    for (const QString &ip : dnsServers) {
+        if (!m_dnsServers.contains(ip)) {
+            m_dnsServers.append(ip);
+        }
+    }
+    
+    m_settings->setAllowedDnsServers(m_dnsServers);
+    endResetModel();
+}
+
+void AllowedDnsModel::removeDns(QModelIndex index)
+{
+    if (!index.isValid() || index.row() >= m_dnsServers.size()) {
+        return;
+    }
+
+    beginRemoveRows(QModelIndex(), index.row(), index.row());
+    m_dnsServers.removeAt(index.row());
+    m_settings->setAllowedDnsServers(m_dnsServers);
+    endRemoveRows();
+}
+
+QStringList AllowedDnsModel::getCurrentDnsServers()
+{
+    return m_dnsServers;
+}
+
+QHash<int, QByteArray> AllowedDnsModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[IpRole] = "ip";
+    return roles;
+}
+
+void AllowedDnsModel::fillDnsServers()
+{
+    m_dnsServers = m_settings->allowedDnsServers();
+}

client/ui/models/allowed_dns_model.h

@@ -0,0 +1,37 @@
+#ifndef ALLOWEDDNSMODEL_H
+#define ALLOWEDDNSMODEL_H
+
+#include <QAbstractListModel>
+#include "settings.h"
+
+class AllowedDnsModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    enum Roles {
+        IpRole = Qt::UserRole + 1
+    };
+
+    explicit AllowedDnsModel(std::shared_ptr<Settings> settings, QObject *parent = nullptr);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+public slots:
+    bool addDns(const QString &ip);
+    void addDnsList(const QStringList &dnsServers, bool replaceExisting);
+    void removeDns(QModelIndex index);
+    QStringList getCurrentDnsServers();
+
+protected:
+    QHash<int, QByteArray> roleNames() const override;
+
+private:
+    void fillDnsServers();
+
+    std::shared_ptr<Settings> m_settings;
+    QStringList m_dnsServers;
+};
+
+#endif // ALLOWEDDNSMODEL_H

client/ui/models/api/apiAccountInfoModel.cpp

@@ -0,0 +1,143 @@
+#include "apiAccountInfoModel.h"
+
+#include <QJsonObject>
+
+#include "core/api/apiUtils.h"
+#include "logger.h"
+
+namespace
+{
+    Logger logger("AccountInfoModel");
+}
+
+ApiAccountInfoModel::ApiAccountInfoModel(QObject *parent) : QAbstractListModel(parent)
+{
+}
+
+int ApiAccountInfoModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return 1;
+}
+
+QVariant ApiAccountInfoModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
+        return QVariant();
+
+    switch (role) {
+    case SubscriptionStatusRole: {
+        if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaFreeV3) {
+            return tr("Active");
+        }
+
+        return apiUtils::isSubscriptionExpired(m_accountInfoData.subscriptionEndDate) ? tr("Inactive") : tr("Active");
+    }
+    case EndDateRole: {
+        if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaFreeV3) {
+            return "";
+        }
+
+        return QDateTime::fromString(m_accountInfoData.subscriptionEndDate, Qt::ISODate).toLocalTime().toString("d MMM yyyy");
+    }
+    case ConnectedDevicesRole: {
+        if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaFreeV3) {
+            return "";
+        }
+        return tr("%1 out of %2").arg(m_accountInfoData.activeDeviceCount).arg(m_accountInfoData.maxDeviceCount);
+    }
+    case ServiceDescriptionRole: {
+        if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaPremiumV2) {
+            return tr("Classic VPN for seamless work, downloading large files, and watching videos. Access all websites and online resources. "
+                      "Speeds up to 200 Mbps");
+        } else if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaFreeV3) {
+            return tr("Free unlimited access to a basic set of websites such as Facebook, Instagram, Twitter (X), Discord, Telegram and "
+                      "more. YouTube is not included in the free plan.");
+        }
+    }
+    case IsComponentVisibleRole: {
+        return m_accountInfoData.configType == apiDefs::ConfigType::AmneziaPremiumV2;
+    }
+    case HasExpiredWorkerRole: {
+        for (int i = 0; i < m_issuedConfigsInfo.size(); i++) {
+            QJsonObject issuedConfigObject = m_issuedConfigsInfo.at(i).toObject();
+
+            auto lastDownloaded = QDateTime::fromString(issuedConfigObject.value(apiDefs::key::lastDownloaded).toString());
+            auto workerLastUpdated = QDateTime::fromString(issuedConfigObject.value(apiDefs::key::workerLastUpdated).toString());
+
+            if (lastDownloaded < workerLastUpdated) {
+                return true;
+            }
+        }
+        return false;
+    }
+    }
+
+    return QVariant();
+}
+
+void ApiAccountInfoModel::updateModel(const QJsonObject &accountInfoObject, const QJsonObject &serverConfig)
+{
+    beginResetModel();
+
+    AccountInfoData accountInfoData;
+
+    m_availableCountries = accountInfoObject.value(apiDefs::key::availableCountries).toArray();
+    m_issuedConfigsInfo = accountInfoObject.value(apiDefs::key::issuedConfigs).toArray();
+
+    accountInfoData.activeDeviceCount = accountInfoObject.value(apiDefs::key::activeDeviceCount).toInt();
+    accountInfoData.maxDeviceCount = accountInfoObject.value(apiDefs::key::maxDeviceCount).toInt();
+    accountInfoData.subscriptionEndDate = accountInfoObject.value(apiDefs::key::subscriptionEndDate).toString();
+
+    accountInfoData.configType = apiUtils::getConfigType(serverConfig);
+
+    m_accountInfoData = accountInfoData;
+
+    endResetModel();
+}
+
+QVariant ApiAccountInfoModel::data(const QString &roleString)
+{
+    QModelIndex modelIndex = index(0);
+    auto roles = roleNames();
+    for (auto it = roles.begin(); it != roles.end(); it++) {
+        if (QString(it.value()) == roleString) {
+            return data(modelIndex, it.key());
+        }
+    }
+
+    return {};
+}
+
+QJsonArray ApiAccountInfoModel::getAvailableCountries()
+{
+    return m_availableCountries;
+}
+
+QJsonArray ApiAccountInfoModel::getIssuedConfigsInfo()
+{
+    return m_issuedConfigsInfo;
+}
+
+QString ApiAccountInfoModel::getTelegramBotLink()
+{
+    if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaFreeV3) {
+        return tr("amnezia_free_support_bot");
+    } else if (m_accountInfoData.configType == apiDefs::ConfigType::AmneziaPremiumV2) {
+        return tr("amnezia_premium_support_bot");
+    }
+    return "";
+}
+
+QHash<int, QByteArray> ApiAccountInfoModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[SubscriptionStatusRole] = "subscriptionStatus";
+    roles[EndDateRole] = "endDate";
+    roles[ConnectedDevicesRole] = "connectedDevices";
+    roles[ServiceDescriptionRole] = "serviceDescription";
+    roles[IsComponentVisibleRole] = "isComponentVisible";
+    roles[HasExpiredWorkerRole] = "hasExpiredWorker";
+
+    return roles;
+}

client/ui/models/api/apiAccountInfoModel.h

@@ -0,0 +1,56 @@
+#ifndef APIACCOUNTINFOMODEL_H
+#define APIACCOUNTINFOMODEL_H
+
+#include <QAbstractListModel>
+#include <QJsonArray>
+#include <QJsonObject>
+
+#include "core/api/apiDefs.h"
+
+class ApiAccountInfoModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    enum Roles {
+        SubscriptionStatusRole = Qt::UserRole + 1,
+        ConnectedDevicesRole,
+        ServiceDescriptionRole,
+        EndDateRole,
+        IsComponentVisibleRole,
+        HasExpiredWorkerRole
+    };
+
+    explicit ApiAccountInfoModel(QObject *parent = nullptr);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+public slots:
+    void updateModel(const QJsonObject &accountInfoObject, const QJsonObject &serverConfig);
+    QVariant data(const QString &roleString);
+
+    QJsonArray getAvailableCountries();
+    QJsonArray getIssuedConfigsInfo();
+    QString getTelegramBotLink();
+
+protected:
+    QHash<int, QByteArray> roleNames() const override;
+
+private:
+    struct AccountInfoData
+    {
+        QString subscriptionEndDate;
+        int activeDeviceCount;
+        int maxDeviceCount;
+
+        apiDefs::ConfigType configType;
+    };
+
+    AccountInfoData m_accountInfoData;
+    QJsonArray m_availableCountries;
+    QJsonArray m_issuedConfigsInfo;
+};
+
+#endif // APIACCOUNTINFOMODEL_H

client/ui/models/api/apiCountryModel.cpp

@@ -0,0 +1,122 @@
+#include "apiCountryModel.h"
+
+#include <QJsonObject>
+
+#include "core/api/apiDefs.h"
+#include "logger.h"
+
+namespace
+{
+    Logger logger("ApiCountryModel");
+
+    constexpr QLatin1String countryConfig("country_config");
+}
+
+ApiCountryModel::ApiCountryModel(QObject *parent) : QAbstractListModel(parent)
+{
+}
+
+int ApiCountryModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_countries.size();
+}
+
+QVariant ApiCountryModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
+        return QVariant();
+
+    CountryInfo countryInfo = m_countries.at(index.row());
+    IssuedConfigInfo issuedConfigInfo = m_issuedConfigs.value(countryInfo.countryCode);
+    bool isIssued = issuedConfigInfo.sourceType == countryConfig;
+
+    switch (role) {
+    case CountryCodeRole: {
+        return countryInfo.countryCode;
+    }
+    case CountryNameRole: {
+        return countryInfo.countryName;
+    }
+    case CountryImageCodeRole: {
+        return countryInfo.countryCode.toUpper();
+    }
+    case IsIssuedRole: {
+        return isIssued;
+    }
+    case IsWorkerExpiredRole: {
+        return issuedConfigInfo.lastDownloaded < issuedConfigInfo.workerLastUpdated;
+    }
+    }
+
+    return QVariant();
+}
+
+void ApiCountryModel::updateModel(const QJsonArray &countries, const QString &currentCountryCode)
+{
+    beginResetModel();
+
+    m_countries.clear();
+    for (int i = 0; i < countries.size(); i++) {
+        CountryInfo countryInfo;
+        QJsonObject countryObject = countries.at(i).toObject();
+
+        countryInfo.countryName = countryObject.value(apiDefs::key::serverCountryName).toString();
+        countryInfo.countryCode = countryObject.value(apiDefs::key::serverCountryCode).toString();
+
+        if (countryInfo.countryCode == currentCountryCode) {
+            m_currentIndex = i;
+            emit currentIndexChanged(m_currentIndex);
+        }
+        m_countries.push_back(countryInfo);
+    }
+
+    endResetModel();
+}
+
+void ApiCountryModel::updateIssuedConfigsInfo(const QJsonArray &issuedConfigs)
+{
+    beginResetModel();
+
+    m_issuedConfigs.clear();
+    for (int i = 0; i < issuedConfigs.size(); i++) {
+        IssuedConfigInfo issuedConfigInfo;
+        QJsonObject issuedConfigObject = issuedConfigs.at(i).toObject();
+
+        if (issuedConfigObject.value(apiDefs::key::sourceType).toString() != countryConfig) {
+            continue;
+        }
+
+        issuedConfigInfo.installationUuid = issuedConfigObject.value(apiDefs::key::installationUuid).toString();
+        issuedConfigInfo.workerLastUpdated = issuedConfigObject.value(apiDefs::key::workerLastUpdated).toString();
+        issuedConfigInfo.lastDownloaded = issuedConfigObject.value(apiDefs::key::lastDownloaded).toString();
+        issuedConfigInfo.sourceType = issuedConfigObject.value(apiDefs::key::sourceType).toString();
+        issuedConfigInfo.osVersion = issuedConfigObject.value(apiDefs::key::osVersion).toString();
+
+        m_issuedConfigs.insert(issuedConfigObject.value(apiDefs::key::serverCountryCode).toString(), issuedConfigInfo);
+    }
+
+    endResetModel();
+}
+
+int ApiCountryModel::getCurrentIndex()
+{
+    return m_currentIndex;
+}
+
+void ApiCountryModel::setCurrentIndex(const int i)
+{
+    m_currentIndex = i;
+    emit currentIndexChanged(m_currentIndex);
+}
+
+QHash<int, QByteArray> ApiCountryModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[CountryNameRole] = "countryName";
+    roles[CountryCodeRole] = "countryCode";
+    roles[CountryImageCodeRole] = "countryImageCode";
+    roles[IsIssuedRole] = "isIssued";
+    roles[IsWorkerExpiredRole] = "isWorkerExpired";
+    return roles;
+}

client/ui/models/api/apiCountryModel.h

@@ -2,6 +2,7 @@
 #define APICOUNTRYMODEL_H
 
 #include <QAbstractListModel>
+#include <QHash>
 #include <QJsonArray>
 
 class ApiCountryModel : public QAbstractListModel
@@ -12,7 +13,9 @@ public:
     enum Roles {
         CountryNameRole = Qt::UserRole + 1,
         CountryCodeRole,
-        CountryImageCodeRole
+        CountryImageCodeRole,
+        IsIssuedRole,
+        IsWorkerExpiredRole
     };
 
     explicit ApiCountryModel(QObject *parent = nullptr);
@@ -24,7 +27,8 @@ public:
     Q_PROPERTY(int currentIndex READ getCurrentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
 
 public slots:
-    void updateModel(const QJsonArray &data, const QString &currentCountryCode);
+    void updateModel(const QJsonArray &countries, const QString &currentCountryCode);
+    void updateIssuedConfigsInfo(const QJsonArray &issuedConfigs);
 
     int getCurrentIndex();
     void setCurrentIndex(const int i);
@@ -36,7 +40,23 @@ protected:
     QHash<int, QByteArray> roleNames() const override;
 
 private:
-    QJsonArray m_countries;
+    struct IssuedConfigInfo
+    {
+        QString installationUuid;
+        QString workerLastUpdated;
+        QString lastDownloaded;
+        QString sourceType;
+        QString osVersion;
+    };
+
+    struct CountryInfo
+    {
+        QString countryName;
+        QString countryCode;
+    };
+
+    QVector<CountryInfo> m_countries;
+    QHash<QString, IssuedConfigInfo> m_issuedConfigs;
     int m_currentIndex;
 };
 

client/ui/models/api/apiDevicesModel.cpp

@@ -0,0 +1,90 @@
+#include "apiDevicesModel.h"
+
+#include <QJsonObject>
+
+#include "core/api/apiDefs.h"
+#include "logger.h"
+
+namespace
+{
+    Logger logger("ApiDevicesModel");
+
+    constexpr QLatin1String gatewayAccount("gateway_account");
+}
+
+ApiDevicesModel::ApiDevicesModel(std::shared_ptr<Settings> settings, QObject *parent) : m_settings(settings), QAbstractListModel(parent)
+{
+}
+
+int ApiDevicesModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_issuedConfigs.size();
+}
+
+QVariant ApiDevicesModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
+        return QVariant();
+
+    IssuedConfigInfo issuedConfigInfo = m_issuedConfigs.at(index.row());
+
+    switch (role) {
+    case OsVersionRole: {
+        return issuedConfigInfo.osVersion;
+    }
+    case SupportTagRole: {
+        return issuedConfigInfo.installationUuid;
+    }
+    case CountryCodeRole: {
+        return issuedConfigInfo.countryCode;
+    }
+    case LastUpdateRole: {
+        return QDateTime::fromString(issuedConfigInfo.lastDownloaded, Qt::ISODate).toLocalTime().toString("d MMM yyyy");
+    }
+    case IsCurrentDeviceRole: {
+        return issuedConfigInfo.installationUuid == m_settings->getInstallationUuid(false);
+    }
+    }
+
+    return QVariant();
+}
+
+void ApiDevicesModel::updateModel(const QJsonArray &issuedConfigs)
+{
+    beginResetModel();
+
+    m_issuedConfigs.clear();
+    for (int i = 0; i < issuedConfigs.size(); i++) {
+        IssuedConfigInfo issuedConfigInfo;
+        QJsonObject issuedConfigObject = issuedConfigs.at(i).toObject();
+
+        if (issuedConfigObject.value(apiDefs::key::sourceType).toString() != gatewayAccount) {
+            continue;
+        }
+
+        issuedConfigInfo.installationUuid = issuedConfigObject.value(apiDefs::key::installationUuid).toString();
+        issuedConfigInfo.workerLastUpdated = issuedConfigObject.value(apiDefs::key::workerLastUpdated).toString();
+        issuedConfigInfo.lastDownloaded = issuedConfigObject.value(apiDefs::key::lastDownloaded).toString();
+        issuedConfigInfo.sourceType = issuedConfigObject.value(apiDefs::key::sourceType).toString();
+        issuedConfigInfo.osVersion = issuedConfigObject.value(apiDefs::key::osVersion).toString();
+
+        issuedConfigInfo.countryName = issuedConfigObject.value(apiDefs::key::serverCountryName).toString();
+        issuedConfigInfo.countryCode = issuedConfigObject.value(apiDefs::key::serverCountryCode).toString();
+
+        m_issuedConfigs.push_back(issuedConfigInfo);
+    }
+
+    endResetModel();
+}
+
+QHash<int, QByteArray> ApiDevicesModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[OsVersionRole] = "osVersion";
+    roles[SupportTagRole] = "supportTag";
+    roles[CountryCodeRole] = "countryCode";
+    roles[LastUpdateRole] = "lastUpdate";
+    roles[IsCurrentDeviceRole] = "isCurrentDevice";
+    return roles;
+}

client/ui/models/api/apiDevicesModel.h

@@ -0,0 +1,52 @@
+#ifndef APIDEVICESMODEL_H
+#define APIDEVICESMODEL_H
+
+#include <QAbstractListModel>
+#include <QJsonArray>
+#include <QVector>
+
+#include "settings.h"
+
+class ApiDevicesModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    enum Roles {
+        OsVersionRole = Qt::UserRole + 1,
+        SupportTagRole,
+        CountryCodeRole,
+        LastUpdateRole,
+        IsCurrentDeviceRole
+    };
+
+    explicit ApiDevicesModel(std::shared_ptr<Settings> settings, QObject *parent = nullptr);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+public slots:
+    void updateModel(const QJsonArray &issuedConfigs);
+
+protected:
+    QHash<int, QByteArray> roleNames() const override;
+
+private:
+    struct IssuedConfigInfo
+    {
+        QString installationUuid;
+        QString workerLastUpdated;
+        QString lastDownloaded;
+        QString sourceType;
+        QString osVersion;
+
+        QString countryName;
+        QString countryCode;
+    };
+
+    QVector<IssuedConfigInfo> m_issuedConfigs;
+
+    std::shared_ptr<Settings> m_settings;
+};
+#endif // APIDEVICESMODEL_H

client/ui/models/api/apiServicesModel.cpp

@@ -65,8 +65,8 @@ QVariant ApiServicesModel::data(const QModelIndex &index, int role) const
     case CardDescriptionRole: {
         auto speed = apiServiceData.serviceInfo.speed;
         if (serviceType == serviceType::amneziaPremium) {
-            return tr("Amnezia Premium is VPN for comfortable work, downloading large files and watching videos in 8K resolution. "
-                      "Works for any sites with no restrictions. Speed up to %1 MBit/s. Unlimited traffic.")
+            return tr("Amnezia Premium is classic VPN for seamless work, downloading large files, and watching videos. "
+                      "Access all websites and online resources. Speeds up to %1 Mbps.")
                     .arg(speed);
         } else if (serviceType == serviceType::amneziaFree) {
             QString description = tr("AmneziaFree provides free unlimited access to a basic set of web sites, such as Facebook, Instagram, Twitter (X), Discord, Telegram, and others. YouTube is not included in the free plan.");
@@ -79,8 +79,8 @@ QVariant ApiServicesModel::data(const QModelIndex &index, int role) const
     }
     case ServiceDescriptionRole: {
         if (serviceType == serviceType::amneziaPremium) {
-            return tr("Amnezia Premium is VPN for comfortable work, downloading large files and watching videos in 8K resolution. "
-                      "Works for any sites with no restrictions.");
+            return tr("Amnezia Premium is classic VPN for for seamless work, downloading large files, and watching videos. "
+                      "Access all websites and online resources.");
         } else {
             return tr("AmneziaFree provides free unlimited access to a basic set of web sites, such as Facebook, Instagram, Twitter (X), Discord, Telegram, and others. YouTube is not included in the free plan.");
         }

client/ui/models/apiCountryModel.cpp

@@ -1,84 +0,0 @@
-#include "apiCountryModel.h"
-
-#include <QJsonObject>
-
-#include "logger.h"
-
-namespace
-{
-    Logger logger("ApiCountryModel");
-
-    namespace configKey
-    {
-        constexpr char serverCountryCode[] = "server_country_code";
-        constexpr char serverCountryName[] = "server_country_name";
-    }
-}
-
-ApiCountryModel::ApiCountryModel(QObject *parent) : QAbstractListModel(parent)
-{
-}
-
-int ApiCountryModel::rowCount(const QModelIndex &parent) const
-{
-    Q_UNUSED(parent)
-    return m_countries.size();
-}
-
-QVariant ApiCountryModel::data(const QModelIndex &index, int role) const
-{
-    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
-        return QVariant();
-
-    QJsonObject countryInfo = m_countries.at(index.row()).toObject();
-
-    switch (role) {
-    case CountryCodeRole: {
-        return countryInfo.value(configKey::serverCountryCode).toString();
-    }
-    case CountryNameRole: {
-        return countryInfo.value(configKey::serverCountryName).toString();
-    }
-    case CountryImageCodeRole: {
-        return countryInfo.value(configKey::serverCountryCode).toString().toUpper();
-    }
-    }
-
-    return QVariant();
-}
-
-void ApiCountryModel::updateModel(const QJsonArray &data, const QString &currentCountryCode)
-{
-    beginResetModel();
-
-    m_countries = data;
-    for (int i = 0; i < m_countries.size(); i++) {
-        if (m_countries.at(i).toObject().value(configKey::serverCountryCode).toString() == currentCountryCode) {
-            m_currentIndex = i;
-            emit currentIndexChanged(m_currentIndex);
-            break;
-        }
-    }
-
-    endResetModel();
-}
-
-int ApiCountryModel::getCurrentIndex()
-{
-    return m_currentIndex;
-}
-
-void ApiCountryModel::setCurrentIndex(const int i)
-{
-    m_currentIndex = i;
-    emit currentIndexChanged(m_currentIndex);
-}
-
-QHash<int, QByteArray> ApiCountryModel::roleNames() const
-{
-    QHash<int, QByteArray> roles;
-    roles[CountryNameRole] = "countryName";
-    roles[CountryCodeRole] = "countryCode";
-    roles[CountryImageCodeRole] = "countryImageCode";
-    return roles;
-}

client/ui/models/servers_model.cpp

@@ -1,7 +1,7 @@
 #include "servers_model.h"
 
+#include "core/api/apiDefs.h"
 #include "core/controllers/serverController.h"
-#include "core/enums/apiEnums.h"
 #include "core/networkUtilities.h"
 
 #ifdef Q_OS_IOS
@@ -132,10 +132,10 @@ QVariant ServersModel::data(const QModelIndex &index, int role) const
         return serverHasInstalledContainers(index.row());
     }
     case IsServerFromTelegramApiRole: {
-        return server.value(config_key::configVersion).toInt() == ApiConfigSources::Telegram;
+        return server.value(config_key::configVersion).toInt() == apiDefs::ConfigSource::Telegram;
     }
     case IsServerFromGatewayApiRole: {
-        return server.value(config_key::configVersion).toInt() == ApiConfigSources::AmneziaGateway;
+        return server.value(config_key::configVersion).toInt() == apiDefs::ConfigSource::AmneziaGateway;
     }
     case ApiConfigRole: {
         return apiConfig;
@@ -261,7 +261,7 @@ void ServersModel::setProcessedServerIndex(const int index)
     updateContainersModel();
     if (data(index, IsServerFromGatewayApiRole).toBool()) {
         if (data(index, IsCountrySelectionAvailableRole).toBool()) {
-            emit updateApiLanguageModel();
+            emit updateApiCountryModel();
         }
         emit updateApiServicesModel();
     }

client/ui/models/servers_model.h

@@ -140,7 +140,7 @@ signals:
     void defaultServerContainersUpdated(const QJsonArray &containers);
     void defaultServerDefaultContainerChanged(const int containerIndex);
 
-    void updateApiLanguageModel();
+    void updateApiCountryModel();
     void updateApiServicesModel();
 
 private:

client/ui/qml/Components/AdLabel.qml

@@ -54,7 +54,7 @@ Rectangle {
             Layout.rightMargin: 10
             Layout.leftMargin: 10
 
-            text: qsTr("Amnezia Premium - for access to any website")
+            text: qsTr("Amnezia Premium - for access to all websites and online resources")
             color: AmneziaStyle.color.pearlGray
 
             lineHeight: 18

client/ui/qml/Components/AddSitePanel.qml

@@ -0,0 +1,73 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+
+import Style 1.0
+import "../Controls2"
+import "../Controls2/TextTypes"
+
+Item {
+    id: root
+
+    property bool enabled: true
+    property string placeholderText: ""
+    property alias textField: searchField.textField
+
+    signal addClicked(string text)
+    signal moreClicked()
+
+    implicitWidth: 360
+    implicitHeight: 96
+
+    Rectangle {
+        id: background
+        anchors.fill: parent
+        color: "#0E0F12"
+        opacity: 0.85
+        z: -1
+    }
+
+    RowLayout {
+        id: addSiteButton
+
+        enabled: root.enabled
+        spacing: 2
+
+        anchors {
+            fill: parent
+            topMargin: 16
+            leftMargin: 16
+            rightMargin: 16
+            bottomMargin: 24
+        }
+
+        TextFieldWithHeaderType {
+            id: searchField
+
+            Layout.fillWidth: true
+            rightButtonClickedOnEnter: true
+
+            textField.placeholderText: root.placeholderText
+            buttonImageSource: "qrc:/images/controls/plus.svg"
+
+            clickedFunc: function() {
+                root.addClicked(textField.text)
+                textField.text = ""
+            }
+        }
+
+        ImageButtonType {
+            id: addSiteButtonImage
+            implicitWidth: 56
+            implicitHeight: 56
+
+            image: "qrc:/images/controls/more-vertical.svg"
+            imageColor: AmneziaStyle.color.paleGray
+
+            onClicked: root.moreClicked()
+
+            Keys.onReturnPressed: addSiteButtonImage.clicked()
+            Keys.onEnterPressed: addSiteButtonImage.clicked()
+        }
+    }
+} 

client/ui/qml/Components/RenameServerDrawer.qml

@@ -0,0 +1,55 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+
+import Style 1.0
+
+import "../Controls2"
+import "../Controls2/TextTypes"
+
+import "../Config"
+
+DrawerType2 {
+    property string serverNameText
+
+    id: root
+    objectName: "serverNameEditDrawer"
+
+    expandedStateContent: ColumnLayout {
+        anchors.top: parent.top
+        anchors.left: parent.left
+        anchors.right: parent.right
+        anchors.topMargin: 32
+        anchors.leftMargin: 16
+        anchors.rightMargin: 16
+
+        TextFieldWithHeaderType {
+            id: serverName
+
+            Layout.fillWidth: true
+            headerText: qsTr("Server name")
+            textField.text: root.serverNameText
+            textField.maximumLength: 30
+            checkEmptyText: true
+        }
+
+        BasicButtonType {
+            id: saveButton
+
+            Layout.fillWidth: true
+
+            text: qsTr("Save")
+
+            clickedFunc: function() {
+                if (serverName.textField.text === "") {
+                    return
+                }
+
+                if (serverName.textField.text !== root.serverNameText) {
+                    ServersModel.setProcessedServerData("name", serverName.textField.text);
+                }
+                root.closeTriggered()
+            }
+        }
+    }
+}

client/ui/qml/Components/ServersListView.qml

@@ -110,7 +110,24 @@ ListView {
 
                     onClicked: function() {
                         ServersModel.processedIndex = index
-                        PageController.goToPage(PageEnum.PageSettingsServerInfo)
+
+                        if (ServersModel.getProcessedServerData("isServerFromGatewayApi")) {
+                            if (ServersModel.getProcessedServerData("isCountrySelectionAvailable")) {
+                                PageController.goToPage(PageEnum.PageSettingsApiAvailableCountries)
+                            } else {
+                                PageController.showBusyIndicator(true)
+                                let result = ApiSettingsController.getAccountInfo(false)
+                                PageController.showBusyIndicator(false)
+                                if (!result) {
+                                    return
+                                }
+
+                                PageController.goToPage(PageEnum.PageSettingsApiServerInfo)
+                            }
+                        } else {
+                            PageController.goToPage(PageEnum.PageSettingsServerInfo)
+                        }
+
                         drawer.closeTriggered()
                     }
                 }

client/ui/qml/Components/ShareConnectionDrawer.qml

@@ -22,7 +22,9 @@ DrawerType2 {
 
     property string headerText
     property string configContentHeaderText
-    property string contentVisible
+    property string shareButtonText: qsTr("Share")
+    property string copyButtonText: qsTr("Copy")
+    property bool isSelfHostedConfig: true
 
     property string configExtension: ".vpn"
     property string configCaption: qsTr("Save AmneziaVPN config")
@@ -71,8 +73,6 @@ DrawerType2 {
             header: ColumnLayout {
                 width: listView.width
 
-                visible: root.contentVisible
-
                 BasicButtonType {
                     id: shareButton
                     Layout.fillWidth: true
@@ -80,7 +80,7 @@ DrawerType2 {
                     Layout.leftMargin: 16
                     Layout.rightMargin: 16
 
-                    text: qsTr("Share")
+                    text: root.shareButtonText
                     leftImageSource: "qrc:/images/controls/share-2.svg"
 
                     clickedFunc: function() {
@@ -116,7 +116,7 @@ DrawerType2 {
                     textColor: AmneziaStyle.color.paleGray
                     borderWidth: 1
 
-                    text: qsTr("Copy")
+                    text: root.copyButtonText
                     leftImageSource: "qrc:/images/controls/copy.svg"
 
                     Keys.onReturnPressed: { copyConfigTextButton.clicked() }
@@ -153,6 +153,8 @@ DrawerType2 {
                     Layout.leftMargin: 16
                     Layout.rightMargin: 16
 
+                    visible: root.isSelfHostedConfig
+
                     defaultColor: AmneziaStyle.color.transparent
                     hoveredColor: AmneziaStyle.color.translucentWhite
                     pressedColor: AmneziaStyle.color.sheerWhite
@@ -283,6 +285,8 @@ DrawerType2 {
             delegate: ColumnLayout {
                 width: listView.width
 
+                property bool isQrCodeVisible: root.isSelfHostedConfig ? ExportController.qrCodesCount > 0 : ApiConfigsController.qrCodesCount > 0
+
                 Rectangle {
                     id: qrCodeContainer
 
@@ -292,7 +296,7 @@ DrawerType2 {
                     Layout.leftMargin: 16
                     Layout.rightMargin: 16
 
-                    visible: ExportController.qrCodesCount > 0
+                    visible: isQrCodeVisible
 
                     color: "white"
 
@@ -300,7 +304,8 @@ DrawerType2 {
                         anchors.fill: parent
                         smooth: false
 
-                        source: ExportController.qrCodesCount ? ExportController.qrCodes[0] : ""
+                        source: root.isSelfHostedConfig ? (isQrCodeVisible ? ExportController.qrCodes[0] : "") :
+                                                          (isQrCodeVisible ? ApiConfigsController.qrCodes[0] : "")
 
                         property bool isFocusable: true
 
@@ -331,15 +336,17 @@ DrawerType2 {
                         Timer {
                             property int index: 0
                             interval: 1000
-                            running: ExportController.qrCodesCount > 0
+                            running: isQrCodeVisible
                             repeat: true
                             onTriggered: {
-                                if (ExportController.qrCodesCount > 0) {
+                                if (isQrCodeVisible) {
                                     index++
-                                    if (index >= ExportController.qrCodesCount) {
+                                    let qrCodesCount = root.isSelfHostedConfig ? ExportController.qrCodesCount : ApiConfigsController.qrCodesCount
+                                    if (index >= qrCodesCount) {
                                         index = 0
                                     }
-                                    parent.source = ExportController.qrCodes[index]
+
+                                    parent.source = root.isSelfHostedConfig ? ExportController.qrCodes[index] : ApiConfigsController.qrCodes[index]
                                 }
                             }
                         }
@@ -357,7 +364,7 @@ DrawerType2 {
                     Layout.leftMargin: 16
                     Layout.rightMargin: 16
 
-                    visible: ExportController.qrCodesCount > 0
+                    visible: isQrCodeVisible
 
                     horizontalAlignment: Text.AlignHCenter
                     text: qsTr("To read the QR code in the Amnezia app, select \"Add server\" → \"I have data to connect\" → \"QR code, key or settings file\"")

client/ui/qml/Controls2/BaseHeaderType.qml

@@ -0,0 +1,45 @@
+import QtQuick
+import QtQuick.Layouts
+
+import Style 1.0
+
+import "TextTypes"
+
+Item {
+    id: root
+
+    property string headerText
+    property int headerTextMaximumLineCount: 2
+    property int headerTextElide: Qt.ElideRight
+    property string descriptionText
+    property alias headerRow: headerRow
+
+    implicitWidth: content.implicitWidth
+    implicitHeight: content.implicitHeight
+
+    ColumnLayout {
+        id: content
+        anchors.fill: parent
+
+        RowLayout {
+            id: headerRow
+            
+            Header1TextType {
+                id: header
+                Layout.fillWidth: true
+                text: root.headerText
+                maximumLineCount: root.headerTextMaximumLineCount
+                elide: root.headerTextElide
+            }
+        }
+
+        ParagraphTextType {
+            id: description
+            Layout.topMargin: 16
+            Layout.fillWidth: true
+            text: root.descriptionText
+            color: AmneziaStyle.color.mutedGray
+            visible: root.descriptionText !== ""
+        }
+    }
+} 

client/ui/qml/Controls2/HeaderType.qml

@@ -1,86 +0,0 @@
-import QtQuick
-import QtQuick.Layouts
-
-import Style 1.0
-
-import "TextTypes"
-
-Item {
-    id: root
-
-    property string actionButtonImage
-    property var actionButtonFunction
-
-    property alias actionButton: headerActionButton
-
-    property string headerText
-    property int headerTextMaximumLineCount: 2
-    property int headerTextElide: Qt.ElideRight
-
-    property string descriptionText
-
-    implicitWidth: content.implicitWidth
-    implicitHeight: content.implicitHeight
-
-    ColumnLayout {
-        id: content
-        anchors.fill: parent
-
-        RowLayout {
-            Header1TextType {
-                id: header
-
-                Layout.fillWidth: true
-
-                text: root.headerText
-                maximumLineCount: root.headerTextMaximumLineCount
-                elide: root.headerTextElide
-            }
-
-            ImageButtonType {
-                id: headerActionButton
-
-                implicitWidth: 40
-                implicitHeight: 40
-
-                Layout.alignment: Qt.AlignRight
-
-                image: root.actionButtonImage
-                imageColor: AmneziaStyle.color.paleGray
-
-                visible: image ? true : false
-
-                onClicked: {
-                    if (actionButtonFunction && typeof actionButtonFunction === "function") {
-                        actionButtonFunction()
-                    }
-                }
-            }
-        }
-
-        ParagraphTextType {
-            id: description
-
-            Layout.topMargin: 16
-            Layout.fillWidth: true
-
-            text: root.descriptionText
-
-            color: AmneziaStyle.color.mutedGray
-
-            visible: root.descriptionText !== ""
-        }
-    }
-
-    Keys.onEnterPressed: {
-        if (actionButtonFunction && typeof actionButtonFunction === "function") {
-            actionButtonFunction()
-        }
-    }
-
-    Keys.onReturnPressed: {
-        if (actionButtonFunction && typeof actionButtonFunction === "function") {
-            actionButtonFunction()
-        }
-    }
-}

client/ui/qml/Controls2/HeaderTypeWithButton.qml

@@ -0,0 +1,44 @@
+import QtQuick
+import QtQuick.Layouts
+
+import Style 1.0
+
+BaseHeaderType {
+    id: root
+
+    property string actionButtonImage
+    property var actionButtonFunction
+    property alias actionButton: headerActionButton
+
+    Component.onCompleted: {
+        headerRow.children.push(headerActionButton)
+    }
+
+    ImageButtonType {
+        id: headerActionButton
+        implicitWidth: 40
+        implicitHeight: 40
+        Layout.alignment: Qt.AlignRight
+        image: root.actionButtonImage
+        imageColor: AmneziaStyle.color.paleGray
+        visible: image ? true : false
+
+        onClicked: {
+            if (actionButtonFunction && typeof actionButtonFunction === "function") {
+                actionButtonFunction()
+            }
+        }
+    }
+
+    Keys.onEnterPressed: {
+        if (actionButtonFunction && typeof actionButtonFunction === "function") {
+            actionButtonFunction()
+        }
+    }
+
+    Keys.onReturnPressed: {
+        if (actionButtonFunction && typeof actionButtonFunction === "function") {
+            actionButtonFunction()
+        }
+    }
+} 

client/ui/qml/Controls2/HeaderTypeWithSwitcher.qml

@@ -0,0 +1,28 @@
+import QtQuick
+import QtQuick.Layouts
+
+import Style 1.0
+
+BaseHeaderType {
+    id: root
+
+    property var switcherFunction
+    property bool showSwitcher: false
+    property alias switcher: headerSwitcher
+
+    Component.onCompleted: {
+        headerRow.children.push(headerSwitcher)
+    }
+
+    SwitcherType {
+        id: headerSwitcher
+        Layout.alignment: Qt.AlignRight
+        visible: root.showSwitcher
+
+        onToggled: {
+            if (switcherFunction && typeof switcherFunction === "function") {
+                switcherFunction(checked)
+            }
+        }
+    }
+} 

client/ui/qml/Controls2/ListViewType.qml

@@ -0,0 +1,38 @@
+import QtQuick
+import QtQuick.Controls
+
+ListView {
+    id: root
+
+    property bool isFocusable: true
+
+    Keys.onTabPressed: {
+        FocusController.nextKeyTabItem()
+    }
+
+    Keys.onBacktabPressed: {
+        FocusController.previousKeyTabItem()
+    }
+
+    Keys.onUpPressed: {
+        FocusController.nextKeyUpItem()
+    }
+
+    Keys.onDownPressed: {
+        FocusController.nextKeyDownItem()
+    }
+
+    Keys.onLeftPressed: {
+        FocusController.nextKeyLeftItem()
+    }
+
+    Keys.onRightPressed: {
+        FocusController.nextKeyRightItem()
+    }
+
+    ScrollBar.vertical: ScrollBarType {}
+
+    clip: true
+    reuseItems: true
+    snapMode: ListView.SnapToItem
+}

client/ui/qml/Controls2/VerticalRadioButton.qml

@@ -20,7 +20,11 @@ RadioButton {
     property string selectedColor: AmneziaStyle.color.transparent
 
     property string textColor: AmneziaStyle.color.paleGray
+    property string textDisabledColor: AmneziaStyle.color.mutedGray
     property string selectedTextColor: AmneziaStyle.color.goldenApricot
+    property string selectedTextDisabledColor: AmneziaStyle.color.burntOrange
+    property string descriptionColor: AmneziaStyle.color.mutedGray
+    property string descriptionDisabledColor: AmneziaStyle.color.charcoalGray
 
     property string borderFocusedColor: AmneziaStyle.color.paleGray
     property int borderFocusedWidth: 1
@@ -30,6 +34,12 @@ RadioButton {
 
     property bool isFocusable: true
 
+    
+    property string radioButtonInnerCirclePressedSource: "qrc:/images/controls/radio-button-inner-circle-pressed.png"
+    property string radioButtonInnerCircleSource: "qrc:/images/controls/radio-button-inner-circle.png"
+    property string radioButtonPressedSource: "qrc:/images/controls/radio-button-pressed.svg"
+    property string radioButtonDefaultSource: "qrc:/images/controls/radio-button.svg"
+
     Keys.onTabPressed: {
         FocusController.nextKeyTabItem()
     }
@@ -94,14 +104,15 @@ RadioButton {
                 if (showImage) {
                     return imageSource
                 } else if (root.pressed) {
-                    return "qrc:/images/controls/radio-button-inner-circle-pressed.png"
+                    return root.radioButtonInnerCirclePressedSource
                 } else if (root.checked) {
-                    return "qrc:/images/controls/radio-button-inner-circle.png"
+                    return root.radioButtonInnerCircleSource
                 }
 
                 return ""
             }
 
+            opacity: root.enabled ? 1.0 : 0.3
             anchors.centerIn: parent
 
             width: 24
@@ -113,12 +124,13 @@ RadioButton {
                 if (showImage) {
                     return ""
                 } else if (root.pressed || root.checked) {
-                    return "qrc:/images/controls/radio-button-pressed.svg"
+                    return root.radioButtonPressedSource
                 } else {
-                    return "qrc:/images/controls/radio-button.svg"
+                    return root.radioButtonDefaultSource
                 }
             }
 
+            opacity: root.enabled ? 1.0 : 0.3
             anchors.centerIn: parent
 
             width: 24
@@ -148,10 +160,11 @@ RadioButton {
                 elide: root.textElide
 
                 color: {
-                    if (root.checked) {
-                        return selectedTextColor
+                    if (root.enabled) {
+                        return root.checked ? selectedTextColor : textColor
+                    } else {
+                        return root.checked ? selectedTextDisabledColor : textDisabledColor
                     }
-                    return textColor
                 }
 
                 Layout.fillWidth: true
@@ -164,7 +177,7 @@ RadioButton {
             CaptionTextType {
                 id: description
 
-                color: AmneziaStyle.color.mutedGray
+                color: root.enabled ? root.descriptionColor : root.descriptionDisabledColor
                 text: root.descriptionText
 
                 visible: root.descriptionText !== ""

client/ui/qml/Modules/Style/AmneziaStyle.qml

@@ -27,5 +27,6 @@ QtObject {
         readonly property color mistyGray: Qt.rgba(215/255, 216/255, 219/255, 0.8)
         readonly property color cloudyGray: Qt.rgba(215/255, 216/255, 219/255, 0.65)
         readonly property color pearlGray: '#EAEAEC'
+        readonly property color translucentRichBrown: Qt.rgba(99/255, 51/255, 3/255, 0.26)
     }
 }

client/ui/qml/Pages2/PageDeinstalling.qml

@@ -56,7 +56,7 @@ PageType {
                         anchors.rightMargin: 16
                         anchors.leftMargin: 16
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
                             Layout.topMargin: 20
 

client/ui/qml/Pages2/PageDevMenu.qml

@@ -39,7 +39,7 @@ PageType {
         header: ColumnLayout {
             width: listView.width
 
-            HeaderType {
+            BaseHeaderType {
                 id: header
 
                 Layout.fillWidth: true

client/ui/qml/Pages2/PageHome.qml

@@ -297,7 +297,23 @@ PageType {
 
                         onClicked: {
                             ServersModel.processedIndex = ServersModel.defaultIndex
-                            PageController.goToPage(PageEnum.PageSettingsServerInfo)
+
+                            if (ServersModel.getProcessedServerData("isServerFromGatewayApi")) {
+                                if (ServersModel.getProcessedServerData("isCountrySelectionAvailable")) {
+                                    PageController.goToPage(PageEnum.PageSettingsApiAvailableCountries)
+                                } else {
+                                    PageController.showBusyIndicator(true)
+                                    let result = ApiSettingsController.getAccountInfo(false)
+                                    PageController.showBusyIndicator(false)
+                                    if (!result) {
+                                        return
+                                    }
+
+                                    PageController.goToPage(PageEnum.PageSettingsApiServerInfo)
+                                }
+                            } else {
+                                PageController.goToPage(PageEnum.PageSettingsServerInfo)
+                            }
                         }
                     }
                 }

client/ui/qml/Pages2/PageProtocolAwgClientSettings.qml

@@ -91,7 +91,7 @@ PageType {
 
                 spacing: 0
 
-                HeaderType {
+                BaseHeaderType {
                     Layout.fillWidth: true
 
                     headerText: qsTr("AmneziaWG settings")

client/ui/qml/Pages2/PageProtocolAwgSettings.qml

@@ -91,7 +91,7 @@ PageType {
 
                 spacing: 0
 
-                HeaderType {
+                BaseHeaderType {
                     Layout.fillWidth: true
 
                     headerText: qsTr("AmneziaWG settings")

client/ui/qml/Pages2/PageProtocolCloakSettings.qml

@@ -76,7 +76,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
 
                             headerText: qsTr("Cloak settings")

client/ui/qml/Pages2/PageProtocolOpenVpnSettings.qml

@@ -75,7 +75,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
 
                             headerText: qsTr("OpenVPN settings")

client/ui/qml/Pages2/PageProtocolRaw.qml

@@ -32,7 +32,7 @@ PageType {
             id: backButton
         }
 
-        HeaderType {
+        BaseHeaderType {
             Layout.fillWidth: true
             Layout.leftMargin: 16
             Layout.rightMargin: 16

client/ui/qml/Pages2/PageProtocolShadowSocksSettings.qml

@@ -78,7 +78,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
 
                             headerText: qsTr("Shadowsocks settings")

client/ui/qml/Pages2/PageProtocolWireGuardClientSettings.qml

@@ -85,7 +85,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
 
                             headerText: qsTr("WG settings")

client/ui/qml/Pages2/PageProtocolWireGuardSettings.qml

@@ -77,7 +77,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
                             headerText: qsTr("WG settings")
                         }

client/ui/qml/Pages2/PageProtocolXraySettings.qml

@@ -75,7 +75,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
                             headerText: qsTr("XRay settings")
                         }

client/ui/qml/Pages2/PageServiceDnsSettings.qml

@@ -43,7 +43,7 @@ PageType {
             anchors.left: parent.left
             anchors.right: parent.right
 
-            HeaderType {
+            BaseHeaderType {
                 id: header
 
                 Layout.fillWidth: true

client/ui/qml/Pages2/PageServiceSftpSettings.qml

@@ -85,7 +85,7 @@ PageType {
 
                         spacing: 0
 
-                        HeaderType {
+                        BaseHeaderType {
                             Layout.fillWidth: true
                             Layout.leftMargin: 16
                             Layout.rightMargin: 16

client/ui/qml/Pages2/PageServiceSocksProxySettings.qml

@@ -77,7 +77,7 @@ PageType {
 
                     spacing: 0
 
-                    HeaderType {
+                    BaseHeaderType {
                         Layout.fillWidth: true
                         Layout.leftMargin: 16
                         Layout.rightMargin: 16
@@ -217,7 +217,7 @@ PageType {
                                 }
                             }
 
-                            HeaderType {
+                            BaseHeaderType {
                                 Layout.fillWidth: true
 
                                 headerText: qsTr("SOCKS5 settings")

client/ui/qml/Pages2/PageServiceTorWebsiteSettings.qml

@@ -54,7 +54,7 @@ PageType {
 
             spacing: 0
 
-            HeaderType {
+            BaseHeaderType {
                 Layout.fillWidth: true
                 Layout.leftMargin: 16
                 Layout.rightMargin: 16

client/ui/qml/Pages2/PageSettings.qml

@@ -29,7 +29,7 @@ PageType {
 
             spacing: 0
 
-            HeaderType {
+            BaseHeaderType {
                 id: header
                 Layout.fillWidth: true
                 Layout.topMargin: 24

client/ui/qml/Pages2/PageSettingsAbout.qml

@@ -47,8 +47,7 @@ PageType {
         readonly property string description: qsTr("For reviews and bug reports")
         readonly property string imageSource: "qrc:/images/controls/mail.svg"
         readonly property var handler: function() {
-            GC.copyToClipBoard(title)
-            PageController.showNotificationMessage(qsTr("Copied"))
+            Qt.openUrlExternally(qsTr("mailto:support@amnezia.org"))
         }
     }