getMessages static method
Implementation
static Future<List<Message>> getMessages() async {
  return _channel.invokeListMethod<Map<Object?, Object?>>('getMessages').then(
      (List<Map<Object?, Object?>>? messages) {
        messages ??= [];
        return messages.map((Map<Object?, Object?> message) => Message.fromMap(message)).toList();
      }
  );
}