encode method

@override Future<MessagePayload> encode()

Implementation

@override
Future<MessagePayload> encode() async {
  MessagePayload payload = await super.encode();
  payload.searchableContent = '[视频]';
  payload.binaryContent = encodeJpg(thumbnail, quality: 35) as Uint8List?;
  payload.content = json.encode({'duration': duration, 'd': duration});
  return payload;
}