66 lines
No EOL
2.1 KiB
Python
66 lines
No EOL
2.1 KiB
Python
from django.db import models
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from django.utils.text import slugify
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class Category(models.Model):
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name = models.CharField(max_length=100)
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slug = models.SlugField(unique=True)
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class Meta:
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verbose_name = 'Category'
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verbose_name_plural = 'Categories'
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def __str__(self):
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return self.name
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class Product(models.Model):
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category = models.ForeignKey(
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Category,
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on_delete=models.CASCADE,
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related_name='products',
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)
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name = models.CharField(max_length=200)
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slug = models.SlugField(max_length=200, unique=True, null=True, blank=True) # <-- ДОБАВЛЕНО
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description = models.TextField(blank=True, default='') # <-- ДОБАВЛЕНО
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image = models.ImageField(upload_to='products/')
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rating = models.DecimalField(max_digits=2, decimal_places=1)
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price = models.DecimalField(max_digits=10, decimal_places=2)
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old_price = models.DecimalField(
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max_digits=10,
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decimal_places=2,
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null=True,
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blank=True,
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)
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@property
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def discount_percent(self):
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if self.old_price and self.old_price > self.price:
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return round(
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(self.old_price - self.price) / self.old_price * 100
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)
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return None
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@property
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def has_discount(self):
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return self.old_price is not None and self.old_price > self.price
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def save(self, *args, **kwargs):
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# Автоматически генерируем slug из имени, если он пустой
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if not self.slug:
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base_slug = slugify(self.name, allow_unicode=False)
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slug = base_slug
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counter = 1
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# Проверяем уникальность slug
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while Product.objects.filter(slug=slug).exclude(pk=self.pk).exists():
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slug = f"{base_slug}-{counter}"
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counter += 1
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self.slug = slug
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super().save(*args, **kwargs)
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class Meta:
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verbose_name = 'Product'
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verbose_name_plural = 'Products'
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def __str__(self):
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return self.name |