/* Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
 *
 * This source code is licensed under the Apache 2.0 license found in
 * the LICENSE file in the root directory of this source tree.
 */

package com.whatsapp.stringpacks.sample;

import com.whatsapp.stringpacks.StringPacksLocaleMetaDataProvider;
import java.util.HashSet;
import java.util.Locale;

public class LocaleMetaDataProviderImpl implements StringPacksLocaleMetaDataProvider {
  private static final HashSet<String> REGION_PACK_IDS =
      new HashSet<String>() {
        {
          add("zh-rTW");
        }
      };

  @Override
  public String getPackFileIdForLocale(Locale locale) {
    String localeTag = String.format("%s-r%s", locale.getLanguage(), locale.getCountry());
    if (REGION_PACK_IDS.contains(localeTag)) {
      return localeTag;
    }
    return null;
  }

  @Override
  public boolean shouldAddLanguageAsParentForLocale(Locale locale) {
    return !locale.equals(new Locale("zh", "TW"));
  }

  @Override
  public String getFirstChoiceLocaleInPackFileForLocale(Locale locale) {
    if (locale.getCountry().equals("")) {
      return null;
    }
    return String.format("%s-%s", locale.getLanguage(), locale.getCountry());
  }
}