addOperators method
Add operators to the channel. See https://docs.sendbird.com/platform/user_type#3_operator for the explanations on the operators.
Implementation
Future<void> addOperators(List<String> userIds) async {
sbLog.i(StackTrace.current, 'userIds: $userIds');
checkUnsupportedAction();
if (userIds.isEmpty) {
throw InvalidParameterException();
}
await chat.apiClient.send(ChannelOperatorsAddRequest(
chat,
channelType: channelType,
channelUrl: channelUrl,
userIds: userIds,
));
}