Feat: Regional country codes UI

client/core/utils/api/apiUtils.cpp

@@ -1,6 +1,7 @@
 #include "apiUtils.h"
 
 #include "core/utils/constants/configKeys.h"
+#include <QLatin1Char>
 #include <QDateTime>
 #include <QJsonDocument>
 #include <QJsonObject>
@@ -289,3 +290,18 @@ QString apiUtils::getPremiumV2VpnKey(const QJsonObject &serverConfigObject)
 
     return vpnKeyText;
 }
+
+QString apiUtils::countryCodeBaseForFlag(const QString &fullCountryCode)
+{
+    const QString trimmed = fullCountryCode.trimmed();
+    if (trimmed.isEmpty()) {
+        return QString();
+    }
+    const int dashIdx = trimmed.indexOf(QLatin1Char('-'));
+    const QString base = dashIdx < 0 ? trimmed : trimmed.left(dashIdx);
+    const QString normalized = base.trimmed();
+    if (normalized.isEmpty()) {
+        return QString();
+    }
+    return normalized.toUpper();
+}

client/core/utils/api/apiUtils.h

@@ -30,6 +30,9 @@ namespace apiUtils
 
     QString getPremiumV1VpnKey(const QJsonObject &serverConfigObject);
     QString getPremiumV2VpnKey(const QJsonObject &serverConfigObject);
+
+    // ISO2-style segment for flagKit assets (e.g. US-WEST -> US). Do not use in API request bodies.
+    QString countryCodeBaseForFlag(const QString &fullCountryCode);
 }
 
 #endif // APIUTILS_H

client/ui/controllers/serversUiController.cpp

@@ -196,7 +196,11 @@ QString ServersUiController::getDefaultServerImagePathCollapsed() const
         if (countryCode.isEmpty()) {
             return "";
         }
-        return QString("qrc:/countriesFlags/images/flagKit/%1.svg").arg(countryCode.toUpper());
+        const QString imageCode = apiUtils::countryCodeBaseForFlag(countryCode);
+        if (imageCode.isEmpty()) {
+            return QString();
+        }
+        return QString("qrc:/countriesFlags/images/flagKit/%1.svg").arg(imageCode);
     }
     return "";
 }

client/ui/models/api/apiCountryModel.cpp

@@ -5,6 +5,7 @@
 #include "core/utils/api/apiEnums.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
+#include "core/utils/api/apiUtils.h"
 #include "logger.h"
 
 namespace
@@ -41,7 +42,7 @@ QVariant ApiCountryModel::data(const QModelIndex &index, int role) const
         return countryInfo.countryName;
     }
     case CountryImageCodeRole: {
-        return countryInfo.countryCode.toUpper();
+        return apiUtils::countryCodeBaseForFlag(countryInfo.countryCode);
     }
     case IsIssuedRole: {
         return isIssued;