requestTransaction method

@override Future<PeerI?> requestTransaction(Hash txHash)

Request a transaction from the best available peer Returns the peer handling the request, or null if no peers available

Implementation

@override
Future<PeerI?> requestTransaction(Hash txHash) async {
  if (_isShutdown) {
    return null;
  }

  final peer = _selectBestPeer();
  if (peer == null) {
    logger.warning('No available peers for transaction request');
    return null;
  }

  try {
    await peer.requestTransaction(txHash);
    logger.fine('Requested transaction $txHash from $peer');
    return peer;
  } catch (e) {
    logger.warning('Failed to request transaction from $peer: $e');
    return null;
  }
}