/*
 *
 * Copyright (c) 2021 by Vassal Team.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License (LGPL) as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, copies are available
 * at http://www.opensource.org.
 */
package VASSAL.i18n;

import java.util.SortedSet;
import java.io.IOException;

import VASSAL.build.GameModule;
import VASSAL.tools.ResourcePathFinder;
import VASSAL.tools.DataArchive;
/*
 * Class to support lookup of resources based on language  */
public class I18nResourcePathFinder implements ResourcePathFinder {

  private SortedSet<String> images = null;
  private final DataArchive archive;
  private String language = "en";
  
  public I18nResourcePathFinder(DataArchive d, String l) {
    archive = d;
    language = l;
  }

  public void changeLanguage(String l) {
    language = l;
  }

  @Override
  public String findImagePath(String name) {
    String path;
    if (images == null) {
      images = archive.getImageNameSet(true, true);
    }
    if (images != null && !language.equals("en")) {
      path = DataArchive.IMAGE_DIR;
      path = path.substring(0, path.length() - 1);
      path = path + "_" + language + "/" + name;
      if (images.contains(path)) {
        return path;
      }
    }
    //Not found or not localized
    path = DataArchive.IMAGE_DIR + name;
    return path;
  }

  @Override
  public String findHelpFileName(String name) {
    String modifiedName = name;
    if (!language.equals("en")) {
      if (name.contains("help/")) {
        modifiedName = name.replace("help/", "help_" + language + "/");
      }
      else {
        modifiedName = "help_" + language + "/" + name;
      }
      try {
        GameModule.getGameModule().getDataArchive().getURL(modifiedName);
      }
      catch (IOException e) {
        modifiedName = name;
      }
    }
    return modifiedName;
  }
}

@@ -1445,34 +1445,8 @@
 null
- && !language.equals(%22en%22)
 ) %7B%0A

Allow module images to have English localizations (#10772)