getChatAdministrators method

Future<List<ChatMember>> getChatAdministrators(
  1. dynamic chatId
)

Use this method to get a list of administrators in a chat

On success, returns an Array of ChatMember objects that contains information about all chat administrators except other bots. If the chat is a group or a supergroup and no administrators were appointed, only the creator will be returned.

https://core.telegram.org/bots/api#getchatadministrators

Implementation

Future<List<ChatMember>> getChatAdministrators(dynamic chatId) async {
  if (chatId is! String && chatId is! int) {
    return Future.error(TelegramException(
        'Attribute \'chatId\' can only be either type of String or int'));
  }
  var requestUrl = _apiUri('getChatAdministrators');
  var body = <String, dynamic>{'chat_id': chatId};
  return (await HttpClient.httpPost(requestUrl, body: body))
      .map<ChatMember>((member) => ChatMember.fromJson(member))
      .toList();
}