kopia lustrzana https://github.com/longclawshop/longclaw
39 wiersze
1.0 KiB
Python
39 wiersze
1.0 KiB
Python
from django.db import models
|
|
from longclaw.settings import PRODUCT_VARIANT_MODEL
|
|
|
|
class BasketItem(models.Model):
|
|
basket_id = models.CharField(max_length=32)
|
|
date_added = models.DateTimeField(auto_now_add=True)
|
|
quantity = models.IntegerField(default=1)
|
|
variant = models.ForeignKey(PRODUCT_VARIANT_MODEL, unique=False, on_delete=models.PROTECT)
|
|
|
|
class Meta:
|
|
ordering = ['date_added']
|
|
|
|
def __str__(self):
|
|
return "{}x {}".format(self.quantity, self.variant)
|
|
|
|
def total(self):
|
|
return self.quantity * self.variant.price
|
|
|
|
def name(self):
|
|
return self.variant.__str__()
|
|
|
|
def price(self):
|
|
return self.variant.price
|
|
|
|
def increase_quantity(self, quantity=1):
|
|
""" Increase the quantity of this product in the basket
|
|
"""
|
|
self.quantity += quantity
|
|
self.save()
|
|
|
|
def decrease_quantity(self, quantity=1):
|
|
"""
|
|
"""
|
|
self.quantity -= quantity
|
|
if self.quantity <= 0:
|
|
self.delete()
|
|
else:
|
|
self.save()
|