def empty_trolley(*args, **kwargs):
session = kwargs.get('session', None)
if session:
cart = get_cart_for_user(session.user)
if cart:
cart.empty()
return kwargs['parent']()
def list_items_in_trolley(*args, **kwargs):
session = kwargs.get('session', None)
if session:
cart = get_cart_for_user(session.user)
return USSDTrolleyMenu(
back_menu=kwargs['parent'],
cart=cart,
cart_item_callback=trolley_item_detail)
return kwargs['parent']()
def remove_from_trolley(*args, **kwargs):
session = kwargs.get('session', None)
if session:
item = kwargs.get('item', None).object
if item:
cart = get_cart_for_user(session.user)
cart.delete_item(item.pk)
cart.update()
cart.save()
return USSDTrolleyMenu(kwargs['parent'], cart, trolley_item_detail)
def add_to_trolley(*args, **kwargs):
session = kwargs.get('session', None)
if session:
product = kwargs.get('item', None)
quantity = kwargs.get('quantity', 0)
if product and quantity > 0:
cart = get_cart_for_user(session.user)
cart.add_product(product, quantity)
cart.update()
cart.save()
return USSDTrolleyMenu(kwargs['parent'], cart, trolley_item_detail)
def update_trolley(*args, **kwargs):
session = kwargs.get('session', None)
if session:
item = kwargs.get('item', None)
quantity = kwargs.get('quantity', 0)
if item and quantity > 0:
cart = get_cart_for_user(session.user)
cart.update_quantity(item.pk, quantity)
cart.update()
cart.save()
return USSDTrolleyMenu(kwargs['parent'], cart, trolley_item_detail)
def checkout(*args, **kwargs):
from shop.models.ordermodel import Order
from shop.models.cartmodel import CartItem
session = kwargs.get('session', None)
address = kwargs.get('item', None)
if session and address:
address = address.object
cart = get_cart_for_user(session.user)
cart.update()
cart_size = CartItem.objects.filter(cart=cart).count()
if cart_size > 0:
try:
with transaction.commit_on_success():
order = Order.objects.create_from_cart(cart)
order.set_shipping_address(address)
order.set_billing_address(address)
order.save()
cart.empty()
return USSDStartMenu(user=session.user)
except:
if order:
order.delete()
transaction.commit()
return kwargs['parent']()