feature: added error messages handler

client/core/controllers/coreController.cpp

@@ -196,10 +196,11 @@ void CoreController::initAppleController()
 
 void CoreController::initSignalHandlers()
 {
+    initErrorMessagesHandler();
+
     initApiCountryModelUpdateHandler();
     initContainerModelUpdateHandler();
     initAdminConfigRevokedHandler();
-    initConnectionErrorOccurredHandler();
     initPassphraseRequestHandler();
     initTranslationsUpdatedHandler();
     initAutoConnectHandler();
@@ -244,6 +245,17 @@ void CoreController::updateTranslator(const QLocale &locale)
     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));
@@ -274,14 +286,6 @@ void CoreController::initAdminConfigRevokedHandler()
             &ServersModel::clearCachedProfile);
 }
 
-void CoreController::initConnectionErrorOccurredHandler()
-{
-    connect(m_connectionController.get(), &ConnectionController::connectionErrorOccurred, this, [this](ErrorCode errorCode) {
-        emit m_pageController->showErrorMessage(errorCode);
-        emit m_vpnConnection->connectionStateChanged(Vpn::ConnectionState::Disconnected);
-    });
-}
-
 void CoreController::initPassphraseRequestHandler()
 {
     connect(m_installController.get(), &InstallController::passphraseRequestStarted, m_pageController.get(),

client/core/controllers/coreController.h

@@ -69,10 +69,11 @@ private:
 
     void updateTranslator(const QLocale &locale);
 
+    void initErrorMessagesHandler();
+
     void initApiCountryModelUpdateHandler();
     void initContainerModelUpdateHandler();
     void initAdminConfigRevokedHandler();
-    void initConnectionErrorOccurredHandler();
     void initPassphraseRequestHandler();
     void initTranslationsUpdatedHandler();
     void initAutoConnectHandler();

client/ui/qml/Pages2/PageSettingsApiAvailableCountries.qml

@@ -139,6 +139,7 @@ PageType {
                             if (!ApiConfigsController.updateServiceFromGateway(ServersModel.defaultIndex, countryCode, countryName)) {
                                 ApiCountryModel.currentIndex = prevIndex
                             }
+                            PageController.showBusyIndicator(false)
                         }
                     }
 

client/ui/qml/Pages2/PageStart.qml

@@ -212,12 +212,7 @@ PageType {
     Connections {
         target: ApiConfigsController
 
-        function onErrorOccurred(error) {
-            PageController.showErrorMessage(error)
-        }
-
         function onInstallServerFromApiFinished(message) {
-            PageController.showBusyIndicator(false)
             if (!ConnectionController.isConnected) {
                 ServersModel.setDefaultServerIndex(ServersModel.getServersCount() - 1);
                 ServersModel.processedIndex = ServersModel.defaultIndex
@@ -228,8 +223,6 @@ PageType {
         }
 
         function onChangeApiCountryFinished(message) {
-            PageController.showBusyIndicator(false)
-
             PageController.goToPageHome()
             PageController.showNotificationMessage(message)
         }