/**
 * This class help you to translate the current culture name into LCID and vice versa
 * Useful for TaxonomyProvider or other data providers requiring lcid instead culture name.
 * The class logic is directly inspired from the official SPFx documentation https://docs.microsoft.com/en-us/sharepoint/dev/spfx/web-parts/guidance/localize-web-parts
 */
class LocalizationHelper {

  // Locales to match with this.context.pageContext.cultureInfo.currentUICultureName for SPFx
  // tslint:disable-next-line:typedef
  public static locales = {
    1025: 'ar-SA',
    1026: 'bg-BG',
    1027: 'ca-ES',
    1028: 'zh-TW',
    1029: 'cs-CZ',
    1030: 'da-DK',
    1031: 'de-DE',
    1032: 'el-GR',
    1033: 'en-US',
    1035: 'fi-FI',
    1036: 'fr-FR',
    1037: 'he-IL',
    1038: 'hu-HU',
    1040: 'it-IT',
    1041: 'ja-JP',
    1042: 'ko-KR',
    1043: 'nl-NL',
    1044: 'nb-NO',
    1045: 'pl-PL',
    1046: 'pt-BR',
    1048: 'ro-RO',
    1049: 'ru-RU',
    1050: 'hr-HR',
    1051: 'sk-SK',
    1053: 'sv-SE',
    1054: 'th-TH',
    1055: 'tr-TR',
    1057: 'id-ID',
    1058: 'uk-UA',
    1060: 'sl-SI',
    1061: 'et-EE',
    1062: 'lv-LV',
    1063: 'lt-LT',
    1066: 'vi-VN',
    1068: 'az-Latn-AZ',
    1069: 'eu-ES',
    1071: 'mk-MK',
    1081: 'hi-IN',
    1086: 'ms-MY',
    1087: 'kk-KZ',
    1106: 'cy-GB',
    1110: 'gl-ES',
    1164: 'prs-AF',
    2052: 'zh-CN',
    2070: 'pt-PT',
    2074: 'sr-Latn-CS',
    2108: 'ga-IE',
    3082: 'es-ES',
    5146: 'bs-Latn-BA',
    9242: 'sr-Latn-RS',
    10266: 'sr-Cyrl-RS',
  };

  public static getLocaleId(localeName: string): number {

    const lcid = Object.keys(LocalizationHelper.locales).filter((elt) => LocalizationHelper.locales[elt] === localeName);

    if (lcid.length > 0) {
      return parseInt(lcid[0], 10);
    } else {
      return 0;
    }
  }
}

export default LocalizationHelper;