package de.glossmaker.gloss.language;

 import java.io.File;

 import java.util.ArrayList;

 import java.util.HashSet;

 import java.util.Locale;

 /**

  * 

  * @author Markus Flingelli

  *

  */

 public class TranslationFinder {

         private static String RESOURCE_PATH = "resources/translations/";

         public static String[] getLanguages() {

                 ArrayList<String> list = new ArrayList<String>();

                 File f = new File("");

                 File dir = new File(f.getAbsoluteFile() + "/" + RESOURCE_PATH);

                 File[] files = dir.listFiles();

                 if (files != null) { 

                         for (int i = 0; i < files.length; i++) {

                                 String fileName = files[i].getAbsolutePath();

                                 if (fileName.contains("_") && fileName.contains(".")) {

                                         int start = fileName.lastIndexOf("_");

                                         int end = fileName.lastIndexOf(".");

                                         if (start < end) {

                                                 list.add(fileName.substring(start + 1, end));

                                         }

                                 }

                         }

                 }

                 HashSet<String> language = new HashSet<String>();

                 for(int i = 0; i < list.size(); i++) {

                         for(int j = 0; j < Locale.getAvailableLocales().length; j++) {

                                 Locale locale = Locale.getAvailableLocales()[j];

                                 if (locale.getLanguage().equalsIgnoreCase(list.get(i))) {

                                         language.add(locale.getDisplayLanguage());

                                         break;

                                 }

                         }

                 }

                 String[] result = new String[language.size()];

                 int i = 0;

                 for(String str : language) {

                         result[i] = str;

                         i++;

                 }

                 return result;

         }

         public static String getLanguageAbbrev(String language) {

                 String result = null;

                 for(int j = 0; j < Locale.getAvailableLocales().length; j++) {

                         Locale locale = Locale.getAvailableLocales()[j];

                         if (locale.getDisplayLanguage().equalsIgnoreCase(language)) {

                                 result = locale.getLanguage();

                                 break;

                         }

                 }

                 return result;

         }

 }