def save_selection(session: Session, items: list, subtotal: dict, part: CartItem = None) -> dict:
selection = RVDSelection(items=items, subtotal=subtotal, part=part)
selection = calc_subtotal(selection)
selection = copy_selection_parameters(selection)
session.selection = selection
session.save()
return selection.get_safe()
def update_selection(session: Session, selection: RVDSelection) -> dict:
session.selection = calc_subtotal(selection)
session.save()
return selection.get_safe()
