MySQLResultSetRowPacket.decode constructor

MySQLResultSetRowPacket.decode(
  1. Uint8List buffer,
  2. int numOfCols
)

Implementation

factory MySQLResultSetRowPacket.decode(Uint8List buffer, int numOfCols) {
  final byteData = ByteData.sublistView(buffer);
  int offset = 0;

  List<dynamic> values =
      []; // Doit être dynamic pour accepter String ou Uint8List

  for (int x = 0; x < numOfCols; x++) {
    final nextByte = byteData.getUint8(offset);

    if (nextByte == 0xfb) {
      values.add(null);
      offset += 1;
    } else {
      // 1. On lit les octets bruts
      final binaryResult = buffer.getBinaryLengthEncoded(offset);
      final Uint8List rawBytes = binaryResult.item1;

      try {
        // 2. On tente le décodage texte
        values.add(utf8.decode(rawBytes));
      } catch (e) {
        // 3. C'est du binaire (UUID/Blob), on stocke tel quel !
        values.add(rawBytes);
      }

      offset += binaryResult.item2;
    }
  }

  return MySQLResultSetRowPacket(values: values);
}