getDefaultQuantity method

Implementation

double getDefaultQuantity() {
  final num? q = packingInstruction?.npPIHeaderPositions.getSSCCUnitQuantity(
    defaultObjectsPerHU: getDefaultObjectsPerHU(),
    currentObjectsPerHu: getCurrentObjectsPerHU(),
  );

  final d = (q ?? 0).toDouble();
  return d.isFinite ? d : 0;
}