fix locales bug

app/src/main/java/awais/instagrabber/utils/FlavorTown.java

@@ -20,6 +20,7 @@ import androidx.appcompat.app.AppCompatActivity;
 
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
+import java.util.Locale;
 
 import javax.security.cert.CertificateException;
 import javax.security.cert.X509Certificate;
@@ -102,10 +103,8 @@ public final class FlavorTown {
 
     public static void changelogCheck(@NonNull final Context context) {
         if (settingsHelper.getInteger(Constants.PREV_INSTALL_VERSION) < BuildConfig.VERSION_CODE) {
-            final String langCode = settingsHelper.getString(Constants.APP_LANGUAGE);
-            final String lang = LocaleUtils.getCorrespondingLanguageCode(langCode);
             final int appUaCode = settingsHelper.getInteger(Constants.APP_UA_CODE);
-            final String appUa = UserAgentUtils.generateAppUA(appUaCode, lang);
+            final String appUa = UserAgentUtils.generateAppUA(appUaCode, LocaleUtils.getCurrentLocale().getLanguage());
             settingsHelper.putString(Constants.APP_UA, appUa);
             final int browserUaCode = settingsHelper.getInteger(Constants.BROWSER_UA_CODE);
             final String browserUa = UserAgentUtils.generateBrowserUA(browserUaCode);

app/src/main/java/awais/instagrabber/utils/LocaleUtils.java

@@ -23,7 +23,7 @@ public final class LocaleUtils {
             Utils.settingsHelper = new SettingsHelper(baseContext);
 
         final String appLanguageSettings = Utils.settingsHelper.getString(Constants.APP_LANGUAGE);
-        final String lang = TextUtils.isEmpty(appLanguageSettings) ? null : LocaleUtils.getCorrespondingLanguageCode(appLanguageSettings);
+        final String lang = LocaleUtils.getCorrespondingLanguageCode(appLanguageSettings);
 
         currentLocale = TextUtils.isEmpty(lang) ? defaultLocale :
                         (lang.contains("_") ? new Locale(lang.split("_")[0], lang.split("_")[1]) : new Locale(lang));
@@ -54,6 +54,8 @@ public final class LocaleUtils {
 
     @Nullable
     public static String getCorrespondingLanguageCode(final String appLanguageSettings) {
+        if (TextUtils.isEmpty(appLanguageSettings)) return null;
+
         final int appLanguageIndex = Integer.parseInt(appLanguageSettings);
         if (appLanguageIndex == 1) return "en";
         if (appLanguageIndex == 2) return "fr";