resetMyHistory method Null safety

Future<void> resetMyHistory()

Resets (clear) any previous messages on this channel.

Implementation

Future<void> resetMyHistory() async {
  final offset = await _sdk.api
      .send(GroupChannelHistoryResetRequest(channelUrl: channelUrl));
  if (offset != null) {
    messageOffsetTimestamp = offset;
  }
}