def get(self, customer_id, product_id):
"""
Retrieve a single shop cart item
"""
app.logger.info(
'Request for shopcart item with customer %s, product %s...',
customer_id, product_id)
item = Shopcart.find_by_customer_id_and_product_id(
customer_id, product_id)
if item:
return item.serialize(), status.HTTP_200_OK
api.abort(status.HTTP_404_NOT_FOUND, "Product not in cart")
def put(self, customer_id, product_id):
"""
Update an item from shopcart
This endpoint will update a item for the selected product in the shopcart
"""
app.logger.info(
'Request to update shopcart item with customer_id: %s, product_id: %s',
customer_id, product_id)
cart_item = Shopcart.find_by_customer_id_and_product_id(
customer_id, product_id)
if not cart_item:
app.logger.info(
"Customer_id and product_id for update have not been found")
api.abort(
status.HTTP_400_BAD_REQUEST,
'No product with id [{}] found for customer id [{}].'.format(
product_id, customer_id))
app.logger.debug('Payload = %s', api.payload)
data = api.payload
update_cart_item = Shopcart()
update_cart_item.deserialize(data)
try:
requested_quantity = int(update_cart_item.quantity)
app.logger.info("requested_quantity = %s", requested_quantity)
except ValueError:
app.logger.info('Non-integer quantity requested')
api.abort(status.HTTP_400_BAD_REQUEST,
'Non-integer quantity given')
# bounds check
if requested_quantity < 1:
app.logger.info('Negative quantity requested')
api.abort(
status.HTTP_400_BAD_REQUEST,
'No positive product with id [{}] found for customer id [{}].'.
format(product_id, customer_id))
# process to update the request
cart_item.quantity = requested_quantity
app.logger.info("cart_item.quantity = %s", cart_item.quantity)
cart_item.state = SHOPCART_ITEM_STAGE['ADDED']
cart_item.save()
app.logger.info(
'Quantity for customer id %s and product id %s has been updated',
customer_id, product_id)
return cart_item.serialize(), status.HTTP_200_OK
def put(self, customer_id, product_id):
"""
Purchase an item from shopcart
This endpoint will place an order for the selected product in the shopcart
"""
app.logger.info(
'Request to move product with id %s for customer with id %s to checkout',
product_id, customer_id)
cart_item = Shopcart.find_by_customer_id_and_product_id(
customer_id, product_id)
if cart_item is None:
app.logger.info("No product with id %s found for customer id %s",
product_id, customer_id)
api.abort(
status.HTTP_400_BAD_REQUEST,
'No product with id [{}] found for customer id [{}].'.format(
product_id, customer_id))
#return make_response(jsonify(message='Invalid request params'), status.HTTP_400_BAD_REQUEST)
try:
post_url = "{}/orders".format(ORDER_HOST_URL)
request_data = {}
request_data['customer_id'] = cart_item.customer_id
request_data['product_id'] = cart_item.product_id
request_data['price'] = cart_item.price
request_data['quantity'] = cart_item.quantity
response = requests.post(url=post_url, json=request_data)
app.logger.info(
"Product with id %s for customer id %s moved from shopcart to order",
cart_item.product_id, cart_item.customer_id)
except Exception as ex:
app.logger.error(
"Something went wrong while moving product from shopcart to order %s",
ex)
cart_item.state = SHOPCART_ITEM_STAGE['DONE']
cart_item.save()
app.logger.info(
'Shopcart with product id %s and customer id %s moved to checkout',
product_id, customer_id)
return make_response(
jsonify(message="Product moved to Order Successfully",
data=cart_item.serialize()), status.HTTP_200_OK)
def delete(self, customer_id, product_id):
"""
Delete an item from shopcart
This endpoint will delete a item for the selected product in the shopcart
"""
app.logger.info(
'Request to delete an existing shopcart item with customer id: %s and product_id: %s',
customer_id, product_id)
cart_item = Shopcart.find_by_customer_id_and_product_id(
customer_id, product_id)
if cart_item:
app.logger.info(
'Found item with customer id and product id and it will be deleted'
)
cart_item.delete()
# should return 204 whether item is found or not found as discussed in class
return make_response('', status.HTTP_204_NO_CONTENT)
def test_find_by_customer_id_and_product_id(self): """ Test find by customer id and product id """ Shopcart(product_id= 1, customer_id= 1).save() item = Shopcart.find_by_customer_id_and_product_id(1, 1) self.assertEqual(item.customer_id, 1) self.assertEqual(item.product_id, 1)
