我对产品模型的描述如下: models.py
class Product(models.Model):
category = TreeManyToManyField(ProductCategory, blank=True, symmetrical=False, related_name='products',
verbose_name='Категория->Подкатегория')
name = models.CharField(max_length=200, db_index=True, verbose_name='Наименование товара')
price = models.DecimalField(max_digits=10, decimal_places=2, verbose_name='Цена')
在 views.py 中:
def product_list(request, category_slug=None):
category = None
categories = ProductCategory.objects.filter(available=True, is_active=True)
object_list = Product.objects.filter(available=True, is_active=True)
if category_slug:
category = get_object_or_404(ProductCategory, slug=category_slug)
object_list = object_list.filter(category=category)
paginator = Paginator(object_list, 16)
page = request.GET.get('page')
try:
products = paginator.page(page)
except PageNotAnInteger:
products = paginator.page(1)
except EmptyPage:
products = paginator.page(paginator.num_pages)
return render(request, 'shop/products/list_by_category/product_list.html', {'category': category,
'categories': categories,
'products': products,
})
问题是我想按最低价格或最高价格对产品进行排序(即按 min_price 价格和 max_price 价格顺序显示商品) 。 在模板中,我有一个排序形式:
<div class="secand_fillter">
<h4>sort by price:</h4>
<select class="selectpicker">
<option>descending price</option>
<option>ascending price</option>
</select>
</div>
据我正确理解,有必要使用GET方法发送商品分类的参数,在视图中,通过覆盖get_queryset方法(接收分类参数),返回商品的列表。产品回来。
答案 0 :(得分:1)
升序
object_list = Product.objects.filter(available=True, is_active=True).order_by('price')
下降
object_list = Product.objects.filter(available=True, is_active=True).order_by('-price')