My model.py:
from django.conf import settings
from django.db import models
from django.db.models.signals import pre_save, post_save
from django.urls import reverse
from django.utils.text import slugify
# Create your models here.
class Stocks(models.Model):
title = models.ForeignKey('Product', verbose_name="Ürün", on_delete=models.CASCADE)
stock = models.DecimalField(max_digits=3,decimal_places=0,default=0,verbose_name="Stok")
seller = models.ForeignKey(settings.AUTH_USER_MODEL,on_delete=models.CASCADE)
price = models.DecimalField(max_digits=100,decimal_places=2,default=0.00,verbose_name="Fiyat")
def __str__(self):
return str(self.title)
class Meta:
verbose_name = "Stok"
verbose_name_plural = "Stoklar"
def upload_image_location(instance, filename):
return "%s/%s" %(instance.id, filename)
class Product(models.Model):
title = models.CharField(max_length=100,verbose_name="Başlık")
slug = models.SlugField(blank=True, unique=True)
category = models.ForeignKey('Category', null=True, blank=True, verbose_name="Kategori",on_delete=models.CASCADE)
description = models.TextField(null=True,blank=True,verbose_name="Ürün Açıklaması")
price = models.DecimalField(max_digits=100,decimal_places=2,default=0.00,verbose_name="Fiyat")
sale_price = models.DecimalField(max_digits=100,decimal_places=2,default=0.00,null=True,blank=True,verbose_name="İndirimli Fiyat")
tax = models.DecimalField(max_digits=3,default=18,decimal_places=0,verbose_name="KDV")
status = models.BooleanField(default=True,verbose_name="Aktif/Pasif")
image1 = models.FileField(blank=True,null=True,upload_to=upload_image_location,verbose_name="Vitrin Fotoğrafı")
image2 = models.FileField(blank=True,null=True,upload_to=upload_image_location,verbose_name="Galeri Fotoğrafı 1")
image3 = models.FileField(blank=True,null=True,upload_to=upload_image_location,verbose_name="Galeri Fotoğrafı 2")
image4 = models.FileField(blank=True,null=True,upload_to=upload_image_location,verbose_name="Galeri Fotoğrafı 3")
image5 = models.FileField(blank=True,null=True,upload_to=upload_image_location,verbose_name="Galeri Fotoğrafı 4")
def get_absolute_url(self):
view_name = "detail_slug"
return reverse(view_name, kwargs={"slug": self.slug})
def __str__(self):
return self.title
class Meta:
verbose_name = 'Ürün'
verbose_name_plural = 'Ürünler'
def create_slug(instance, new_slug=None):
slug = slugify(instance.title)
if new_slug is not None:
slug = new_slug
qs = Product.objects.filter(slug=slug)
exists = qs.exists()
if exists:
new_slug = "%s-%s" %(slug, qs.first().id)
return create_slug(instance, new_slug=new_slug)
return slug
def product_pre_save_reciever(sender, instance, *args, **kwargs):
if not instance.slug:
instance.slug = create_slug(instance)
pre_save.connect(product_pre_save_reciever, sender=Product)
My views.py
class ProductDetailView(LoginRequiredMixin, MultiSlugMixin, DetailView):
model = Product
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
product_name = self.object.title
data = Stocks.objects.filter(title__icontains=product_name).order_by('price')
context['stocks'] = data
return context
urls.py
from django.urls import path
from products import views
from products.views import (
CategoryCreateView,
CategoryUpdateView,
ProductCreateView,
ProductListView,
ProductDetailView,
ProductUpdateView,
)
urlpatterns = [
path('urunler/', ProductListView.as_view(), name='list'),
path('urunler/ekle/', ProductCreateView.as_view(), name='create'),
path('urunler/duzenle//', ProductUpdateView.as_view(), name='update'),
path('urunler/duzenle//', ProductUpdateView.as_view(), name='update_slug'),
path('urunler//', ProductDetailView.as_view(), name='detail'),
path('urunler//', ProductDetailView.as_view(), name='detail_slug'),
path('kategori/ekle/', CategoryCreateView.as_view(), name='add_category'),
path('kategori/duzenle//', CategoryUpdateView.as_view(), name='update_category'),
path('kategori/duzenle//', CategoryUpdateView.as_view(), name='update_slug_category'),
]
I'm trying to show related Stocks records on product detail page.
When I visit product detail page I get this error."Related Field got invalid lookup: icontains" domain.com:8000/urunler/16 (for example)
I need to correct ProductDetailView class and get_context_data function but how :)
Any help?
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