You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
86 lines
2.9 KiB
86 lines
2.9 KiB
from decimal import Decimal
|
|
from django.conf import settings
|
|
from django.contrib import auth
|
|
from products.models import Product, Offer
|
|
# from discount.models import Discount
|
|
|
|
class Cart(object):
|
|
def __init__(self, request):
|
|
self.session = request.session
|
|
self.discount_id = self.session.get('discount_id')
|
|
if request.user.is_authenticated():
|
|
self.points = self.session.get('points')
|
|
self.points_quant = auth.get_user(request).profile.user_points
|
|
cart = self.session.get(settings.CART_SESSION_ID)
|
|
if not cart:
|
|
request.session['points'] = False
|
|
cart = self.session[settings.CART_SESSION_ID] = {}
|
|
self.cart = cart
|
|
|
|
def add(self, offer, price_per_itom, quantity=1, update_quantity=False):
|
|
offer_slug = offer.slug
|
|
if offer_slug not in self.cart:
|
|
self.cart[offer_slug] = {'quantity': 0,
|
|
'price': str(price_per_itom)}
|
|
if update_quantity:
|
|
self.cart[offer_slug]['quantity'] = int(quantity)
|
|
else:
|
|
self.cart[offer_slug]['quantity'] += int(quantity)
|
|
self.save()
|
|
|
|
def save(self):
|
|
self.session[settings.CART_SESSION_ID] = self.cart
|
|
self.session.modified = True
|
|
|
|
def remove(self, offer_slug):
|
|
# product_id = str(product.id)
|
|
if offer_slug in self.cart:
|
|
del self.cart[offer_slug]
|
|
self.save()
|
|
|
|
def __iter__(self):
|
|
offers_ids = self.cart.keys()
|
|
offers = Offer.objects.filter(slug__in=offers_ids)
|
|
|
|
for offer in offers:
|
|
self.cart[str(offer.slug)]['offer'] = offer
|
|
|
|
for item in self.cart.values():
|
|
item['price'] = Decimal(item['price'])
|
|
item['total_price'] = item['price'] * item['quantity']
|
|
yield item
|
|
|
|
def __len__(self):
|
|
return sum(item['quantity'] for item in self.cart.values())
|
|
|
|
def get_total_price(self):
|
|
return sum(Decimal(item['price']) * item['quantity'] for item in self.cart.values())
|
|
|
|
def clear(self):
|
|
del self.session[settings.CART_SESSION_ID]
|
|
self.session.modified = True
|
|
|
|
# @property
|
|
# def discount(self):
|
|
# if self.discount_id:
|
|
# return Discount.objects.get(id=self.discount_id)
|
|
# return None
|
|
|
|
# def get_discount(self):
|
|
# if self.discount:
|
|
# return (self.discount.discount / Decimal('100')) * self.get_total_price()
|
|
# return Decimal('0')
|
|
|
|
# def get_total_price_after_discount(self):
|
|
# return self.get_total_price() - self.get_discount()
|
|
|
|
def get_total_deduct_points(self):
|
|
total_price = self.get_total_price()
|
|
print(total_price, self.points_quant)
|
|
if total_price <= self.points_quant:
|
|
print('Less')
|
|
self.points_quant = self.points_quant - total_price + 1
|
|
return 1
|
|
print('More')
|
|
return total_price - self.points_quant
|
|
|
|
|