def update_lot_price(owner_id, bid_id, price):
owner = UserStorage.get_by_id(owner_id)
lot = LotStorage.get_by_id(bid_id)
if owner != lot.owner:
raise InvalidOwnership
if LotStorage.lot_is_sold(lot):
raise LotHasBeenSold
return LotStorage.update_price(lot, price)
def update_bid_price(bidder_id, bid_id, price):
bidder = UserStorage.get_by_id(bidder_id)
bid = BidStorage.get_by_id(bid_id)
if bidder != bid.bidder:
raise InvalidOwnership
if bid.accepted:
raise BidHasBeenAccepted
return BidStorage.update_price(bid, price)
def delete_lot(owner_id, lot_id):
owner = UserStorage.get_by_id(owner_id)
lot = LotStorage.get_by_id(lot_id)
if owner != lot.owner:
raise InvalidOwnership
if not LotStorage.lot_is_sold(lot):
return LotStorage.delete
else:
raise LotHasBeenSold
def accept_bid(owner_id, bid_id):
owner = UserStorage.get_by_id(owner_id)
bid = BidStorage.get_by_id(bid_id)
real_owner = BidStorage.get_lot_owner(bid)
if owner != real_owner:
raise InvalidOwnership
if LotStorage.lot_is_sold(bid.lot):
raise
return BidStorage.accept_by_lot_owner(bid)
def create_bid(bidder_id, lot_id, price):
bidder = UserStorage.get_by_id(bidder_id)
lot = LotStorage.get_by_id(lot_id)
return BidStorage.create(bidder, lot, price)
def get_my_bids(bidder_id):
bidder = UserStorage.get_by_id(bidder_id)
return BidStorage.get_by_bidder(bidder)
def delete_animal(owner_id, animal_id):
owner = UserStorage.get_by_id(owner_id)
animal = AnimalStorage.get_by_id(animal_id)
if owner != animal:
raise InvalidOwnership
return AnimalStorage.delete(animal)
def get_my_lots(owner_id):
owner = UserStorage.get_by_id(owner_id)
return LotStorage.get_by_owner(owner)
def delete_bid(bidder_id, bid_id):
bidder = UserStorage.get_by_id(bidder_id)
bid = BidStorage.get_by_id(bid_id)
if bid.bidder != bidder:
raise InvalidOwnership
return BidStorage.delete(bid)
def get_balance(user_id):
user = UserStorage.get_by_id(user_id)
balance = UserBalanceStorage.get_user_balance(user)
return balance
def create_lot(owner_id, animal_id, price):
animal = AnimalStorage.get_by_id(animal_id)
owner = UserStorage.get_by_id(owner_id)
if owner != animal.owner:
raise InvalidOwnership
return LotStorage.create(animal, price)
def get_lots_bid(owner_id, lot_id):
owner = UserStorage.get_by_id(owner_id)
lot = LotStorage.get_by_id(lot_id)
if lot.owner != owner:
raise InvalidOwnership
return BidStorage.get_by_lot(lot)
def create_animal(owner_id, animal_type, breed, nickname):
owner = UserStorage.get_by_id(owner_id)
return AnimalStorage.create(owner, animal_type, breed, nickname)