def checkout_cart(cart_id):
body = request.get_json()
required_params = ["payment_method"]
try:
check_parameters(params=body,
required=required_params,
possible=required_params)
except exceptions.ParamsError as e:
return {"message": e.message}, 400
try:
cart = cart_service.checkout_cart(
body, cart_id, request.headers.environ.get('HTTP_AUTHORIZATION'))
except exceptions.PaymentError:
return {"message": "Payment error"}, 500
except exceptions.CartNotFoundException:
return "", 404
except (exceptions.StorageServerError, exceptions.UserAuthServerError):
return "", 500
except exceptions.InvalidPaymentMethod:
return {
"message": "Invalid payment method " + body['payment_method']
}, 400
return cart_mapper.get_cart(cart), 200
def add_item(cart_id, item_id):
try:
cart = cart_service.add_item_to_cart(cart_id, item_id)
except exceptions.CartNotFoundException:
return {"message": "Cart " + str(cart_id) + " not found"}, 404
except exceptions.ItemNotFoundException:
return {"message": "Item " + str(item_id) + " not found"}, 404
return cart_mapper.get_cart(cart), 200
def add_item(cart_id, item_id):
try:
cart = cart_service.add_item_to_cart(cart_id, item_id)
except exceptions.CartOrItemNotFoundException as e:
return {"message": e.message}, 404
except exceptions.StorageServerError:
return "", 500
return cart_mapper.get_cart(cart), 200
def get_cart(cart_id):
try:
cart = cart_service.get_cart(cart_id)
except exceptions.CartNotFoundException:
return "", 404
except exceptions.StorageServerError:
return "", 500
return cart_mapper.get_cart(cart)
def update_cart(cart_id):
body = request.get_json()
possible_params = ["status", "payment_method", "total_amount", "username"]
try:
check_parameters(params=body,
required=possible_params,
possible=possible_params)
except exceptions.ParamsError as e:
return {"message": e.message}, 400
try:
cart = cart_service.update_cart(cart_id, **body)
except exceptions.CartNotFoundException:
return "", 404
return cart_mapper.get_cart(cart), 200
def get_cart(cart_id):
try:
cart = cart_service.get_cart(cart_id)
except exceptions.CartNotFoundException:
return "", 404
return cart_mapper.get_cart(cart), 200