TranslationDialog added: if current locale is not translated (and not English)...

TranslationDialog added: if current locale is not translated (and not English) - user is suggested to help with translations.

app/src/main/java/com/xabber/android/data/SettingsManager.java

@@ -519,6 +519,14 @@ public class SettingsManager implements OnInitializedListener,
         setBoolean(R.string.contact_integration_suggested_key, true);
     }
 
+    public static boolean isTranslationSuggested() {
+        return getBoolean(R.string.translation_suggested_key, false);
+    }
+
+    public static void setTranslationSuggested() {
+        setBoolean(R.string.translation_suggested_key, true);
+    }
+
     /**
      * @return Common status mode for all accounts or
      * {@link StatusMode#available} if mode was not set.

app/src/main/java/com/xabber/android/ui/ContactList.java

@@ -62,6 +62,7 @@ import com.xabber.android.ui.dialog.AccountChooseDialogFragment;
 import com.xabber.android.ui.dialog.AccountChooseDialogFragment.OnChoosedListener;
 import com.xabber.android.ui.dialog.ContactIntegrationDialogFragment;
 import com.xabber.android.ui.dialog.StartAtBootDialogFragment;
+import com.xabber.android.ui.dialog.TranslationDialog;
 import com.xabber.android.ui.helper.BarPainter;
 import com.xabber.android.ui.helper.ManagedActivity;
 import com.xabber.android.ui.preferences.AboutViewer;
@@ -73,6 +74,7 @@ import com.xabber.xmpp.uri.XMPPUri;
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Locale;
 
 /**
  * Main application activity.
@@ -310,6 +312,14 @@ public class ContactList extends ManagedActivity implements OnAccountChangedList
         }
 
         if (Application.getInstance().doNotify()) {
+            if (!SettingsManager.isTranslationSuggested()) {
+                Locale currentLocale = getResources().getConfiguration().locale;
+                if (!currentLocale.getLanguage().equals("en") && !getResources().getBoolean(R.bool.is_translated)) {
+                    new TranslationDialog().show(getFragmentManager(), "TRANSLATION_DIALOG");
+                    SettingsManager.setTranslationSuggested();
+                }
+            }
+
             if (SettingsManager.bootCount() > 2 && !SettingsManager.connectionStartAtBoot()
                     && !SettingsManager.startAtBootSuggested()) {
                 StartAtBootDialogFragment.newInstance().show(getFragmentManager(), "START_AT_BOOT");

app/src/main/java/com/xabber/android/ui/dialog/TranslationDialog.java

+package com.xabber.android.ui.dialog;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+
+import com.xabber.android.R;
+
+public class TranslationDialog extends DialogFragment implements DialogInterface.OnClickListener {
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        return new AlertDialog.Builder(getActivity())
+                .setTitle(R.string.translation_unavailable)
+                .setMessage(R.string.translation_unavailable_message)
+                .setNegativeButton(R.string.help_translate_xabber, this)
+                .setPositiveButton(android.R.string.no, this)
+                .setCancelable(false)
+                .create();
+    }
+
+    @Override
+    public void onClick(DialogInterface dialog, int which) {
+        switch (which) {
+            case Dialog.BUTTON_NEGATIVE:
+                Intent i = new Intent(Intent.ACTION_VIEW);
+                i.setData(Uri.parse(getString(R.string.translation_url)));
+                startActivity(i);
+                break;
+        }
+    }
+}

app/src/main/res/values-ru/translation.xml

+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <bool name="is_translated">true</bool>
+</resources>
\ No newline at end of file

app/src/main/res/values/about_viewer.xml

@@ -11,4 +11,10 @@
     <string name="about_license">License: GNU GPLv3\n<a href="https://github.com/redsolution/xabber-android">Open source software</a></string>
 
     <string name="about_open_source_xmpp_client">open source XMPP client</string>
+
+    <string name="translation_unavailable">Translation unavailable</string>
+    <string name="translation_unavailable_message">Unfortunately, Xabber does not have a translation to your language, but you can help us fix that.\nXabber is open-source, and all translations are provided by community, and it is easy to join.</string>
+    <string name="help_translate_xabber">Help translate Xabber</string>
+    <string name="translation_url">https://crowdin.com/project/xabber</string>
+
 </resources>
\ No newline at end of file

app/src/main/res/values/preferences.xml

@@ -501,6 +501,7 @@
     <string name="boot_count_key">boot_count</string>
     <string name="start_at_boot_suggested_key">start_at_boot_suggested</string>
     <string name="contact_integration_suggested_key">contact_integration_suggested</string>
+    <string name="translation_suggested_key">translation_suggested</string>
     <string name="sync_account_type">@string/application_package</string>
     <string name="contact_viewer_mime_type">vnd.android.cursor.item/vnd.com.xabber.view</string>
 </resources>

app/src/main/res/values/translation.xml

+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <bool name="is_translated">false</bool>
+</resources>
\ No newline at end of file