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169 lines
7.0 KiB
169 lines
7.0 KiB
from django.db import models
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from django.core.urlresolvers import reverse
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from django.contrib.postgres.fields import HStoreField
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from autoslug import AutoSlugField
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import mptt
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import decimal
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from mptt.models import MPTTModel, TreeForeignKey
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class ProductAttribute(models.Model):
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name = models.CharField(max_length=64, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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def __str__(self):
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return self.name
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class Meta:
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ordering = ('slug',)
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verbose_name = 'Product attribute'
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verbose_name_plural = 'Product attributes'
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class AttributeChoiceValue(models.Model):
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name = models.CharField(max_length=64, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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attribute = models.ForeignKey(ProductAttribute, on_delete=models.CASCADE, related_name='values')
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def __str__(self):
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return self.name
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class Meta:
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unique_together = ('name', 'attribute')
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verbose_name = 'attribute choices value'
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verbose_name_plural = 'attribute choices values'
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class Producer(models.Model):
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name = models.CharField(max_length=64, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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image = models.ImageField(upload_to='producers/%Y/%m/%d/', blank=True, verbose_name="image of producer")
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is_active = models.BooleanField(default=True)
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def __str__(self):
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return self.name
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def get_absolute_url(self):
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return reverse('products:CategoriesListByProducer', args=[self.slug])
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class Meta:
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verbose_name = 'Producer'
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verbose_name_plural = 'Producers'
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class ProductCategory(MPTTModel):
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name = models.CharField(db_index=True, unique=True, max_length=64, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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is_active = models.BooleanField(default=True)
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producer = models.ForeignKey(Producer, null=True, blank=True, related_name='categories')
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parent = TreeForeignKey('self', null=True, blank=True, related_name='children')
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image = models.ImageField(upload_to='categories/%Y/%m/%d/', blank=True, verbose_name="image of category")
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# category_attributes = models.ManyToManyField(ProductAttribute, related_name='categories', blank=True)
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def __str__(self):
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return self.name
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class Meta:
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verbose_name = 'Product''s category'
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verbose_name_plural = 'Category of products'
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ordering = ('tree_id', 'level')
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class MPTTMeta:
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order_insertion_by = ['name']
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def get_absolute_url(self):
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return reverse('products:ProductListByCategory', args=[self.producer.slug, self.slug])
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mptt.register(ProductCategory, order_insertion_py=['name'])
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# class ProductClass(models.Model):
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# name = models.CharField(max_length=64, blank=True, null=True, default=None)
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# has_variants = models.BooleanField(default=True)
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# # product_attributes = models.ManyToManyField(ProductAttribute, related_name='products_class', blank=True)
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# variant_attributes = models.ManyToManyField(ProductAttribute, related_name='variants_class', blank=True)
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#
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# def __str__(self):
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# return self.name
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#
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# class Meta:
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# verbose_name = 'product class'
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# verbose_name_plural = 'product classes'
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class Product(models.Model):
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name = models.CharField(max_length=64, db_index=True, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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price = models.DecimalField(max_digits=10, decimal_places=2, default=0.00)
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# points = models.DecimalField(max_digits=8, decimal_places=2, null=True, default=0.00)
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description = models.TextField(db_index=True, blank=True, null=True, default=None)
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# short_description = models.TextField(blank=True, null=True, default=None)
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producer = models.ForeignKey(Producer, on_delete=models.CASCADE, related_name='products')
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image = models.ImageField(upload_to='products/%Y/%m/%d/', blank=True, verbose_name="image of product")
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discount = models.IntegerField(blank=True, null=True, default=0)
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stock = models.PositiveIntegerField(blank=True, null=True, default=0, verbose_name="In stock")
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# category = TreeForeignKey(ProductCategory, blank=True, null=True, default=None, related_name='products')
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category = models.ForeignKey(ProductCategory, default=None, related_name='products')
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attributes = models.ManyToManyField(ProductAttribute, related_name='categories', blank=True)
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discount_policy = HStoreField(blank=True, null=True, default={})
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is_active = models.BooleanField(default=True)
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# is_hit = models.BooleanField(default=False)
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# is_new = models.BooleanField(default=False)
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created = models.DateField(auto_now_add=True, auto_now=False)
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updated = models.DateField(auto_now_add=False, auto_now=True)
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def __str__(self):
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return self.name
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class Meta:
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ordering = ['id']
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index_together = [
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['id', 'slug']
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]
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verbose_name = 'Product'
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verbose_name_plural = 'Products'
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def get_absolute_url(self):
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return reverse('products:Product', args=[self.slug])
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# def save(self, *args, **kwargs):
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# if self.category:
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# super(Product, self).save(*args, **kwargs)
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#
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# for cp in ProductClass.objects.filter(category=self.product_class):
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# pp = ProductProperty.objects.filter(category_property=cp,
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# product=self)
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# if not pp:
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# pp = ProductProperty(category_property=cp, product=self, value="--")
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# pp.save()
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# class ProductImage(models.Model):
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# product = models.ForeignKey(Product, on_delete=models.CASCADE, blank=True, null=True, default=None)
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# image = models.ImageField(upload_to='products_images')
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# is_main = models.BooleanField(default=False)
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# is_active = models.BooleanField(default=True)
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# created = models.DateField(auto_now_add=True, auto_now=False)
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# updated = models.DateField(auto_now_add=False, auto_now=True)
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#
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# def __str__(self):
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# return "{!s}".format(self.id)
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#
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# class Meta:
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# verbose_name = 'Photo'
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# verbose_name_plural = 'Photos'
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class Offer(models.Model):
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name = models.CharField(max_length=64, blank=True, null=True, default=None)
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slug = AutoSlugField(populate_from='name')
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price = models.DecimalField(max_digits=8, decimal_places=2, null=True, default=0.00)
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# points = models.DecimalField(max_digits=8, decimal_places=2, null=True, default=0.00)
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product = models.ForeignKey(Product, on_delete=models.CASCADE, blank=True, null=True, default=None,
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related_name='variants')
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is_active = models.BooleanField(default=True)
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attributes = HStoreField(blank=True, null=True, default={})
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def __str__(self):
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return self.name
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class Meta:
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verbose_name = 'Offer'
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verbose_name_plural = 'Offers'
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def save(self, *args, **kwargs):
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self.points = self.price * decimal.Decimal('0.1')
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super(Offer, self).save(*args, **kwargs)
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