40045-vm/myproject/cart/models.py
2026-05-20 02:35:48 +00:00

41 lines
1.3 KiB
Python

from django.contrib.auth.models import User
from django.db import models
from products.models import Product
class Cart(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='cart')
created_at = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now=True)
def __str__(self):
return f"{self.user.username}'s cart"
class CartItem(models.Model):
cart = models.ForeignKey(Cart, on_delete=models.CASCADE, related_name='items')
product = models.ForeignKey(Product, on_delete=models.CASCADE)
quantity = models.PositiveIntegerField(default=1)
class Meta:
unique_together = ('cart', 'product')
def __str__(self):
return f"{self.product.name} x {self.quantity}"
class Coupon(models.Model):
code = models.CharField(max_length=32, unique=True)
discount_percent = models.DecimalField(max_digits=5, decimal_places=2)
min_purchase = models.DecimalField(max_digits=10, decimal_places=2, default=0)
active = models.BooleanField(default=True)
valid_from = models.DateTimeField(null=True, blank=True)
valid_to = models.DateTimeField(null=True, blank=True)
class Meta:
ordering = ['code']
def __str__(self):
return self.code