translateBulkToSingleTarget method

@override Future<List<String>> translateBulkToSingleTarget(List<String> sources, LanguageCode sourceLanguage, LanguageCode target)

Translates given texts to specified language sources - list of text which should be translated sourceLanguage - the language in which sources were given target - language to which sources should be translated

Implementation

@override
Future<List<String>> translateBulkToSingleTarget(
  List<String> sources,
  LanguageCode sourceLanguage,
  LanguageCode target,
) async {
  logger.info(
      'Translate bulk "$sources" from $sourceLanguage to single $target');

  final apiResult = await _httpClient.post<_GoogleCloudTranslation>(
    path: 'v3/projects/$projectId:translateText',
    decoder: (response) => _decodeTranslationJson(response.body),
    body: {
      'sourceLanguageCode': sourceLanguage,
      'targetLanguageCode': target,
      'contents': sources
    },
  );

  if (!apiResult.succeeded) {
    logger.warning('Translation failed');
    return sources;
  }

  return apiResult.valueUnsafe.translations
      .map((x) => x.translatedText)
      .toList();
}