/// <summary>
        /// Converts a language to its identifier.
        /// </summary>
        /// <param name="language">The language."</param>
        /// <returns>The identifier or <see cref="string.Empty"/> if none.</returns>
        private static string LanguageEnumToIdentifier
            (string language)
        {
            string mode = string.Empty;

            GTranslator.EnsureInitialized();
            GTranslator._languageModeMap.TryGetValue(language, out mode);
            return(mode);
        }