updateChatRoomAnnouncement method Null safety

Future<void> updateChatRoomAnnouncement(
  1. String roomId,
  2. String announcement
)

Updates the chat room announcement.

Only the chat room owner or admin can call this method.

Param roomId The chat room ID.

Param announcement The announcement content.

Throws A description of the exception. See {@link ChatError}.

Implementation

Future<void> updateChatRoomAnnouncement(
  String roomId,
  String announcement,
) async {
  Map req = {"roomId": roomId, "announcement": announcement};
  Map result = await _channel.invokeMethod(
      ChatMethodKeys.updateChatRoomAnnouncement, req);
  try {
    ChatError.hasErrorFromResult(result);
  } on ChatError catch (e) {
    throw e;
  }
}