def create_deck(deck_list, root_deck_id=None):
deck = Deck()
deck.root_deck_id = root_deck_id
deck.create_date = datetime.now()
if root_deck_id:
last_index = Deck.filter_by(root_deck_id=root_deck_id).order_by(Deck.deck_index.desc()).all()
deck.deck_index = last_index + 1
xcards = []
for card_string in deck_list:
card, quant = parse_card(card_string)
xcard = XDeckCard()
xcard.quantity = quant
xcard.card_id = card.id
xcard.deck_id = deck.id
xcards.append(xcard)
return deck, xcards
