views.py 文件源码

def variant_edit(request, product_pk, variant_pk=None):
    product = get_object_or_404(
        Product.objects.all(), pk=product_pk)
    if variant_pk:
        variant = get_object_or_404(product.variants.all(), pk=variant_pk)
    else:
        variant = ProductVariant(product=product)
    form = forms.ProductVariantForm(request.POST or None, instance=variant)
    attribute_form = forms.VariantAttributeForm(
        request.POST or None, instance=variant)
    if all([form.is_valid(), attribute_form.is_valid()]):
        form.save()
        attribute_form.save()
        msg = pgettext_lazy(
            'Dashboard message', 'Saved variant %s') % variant.name
        messages.success(request, msg)
        return redirect(
            'dashboard:variant-details', product_pk=product.pk,
            variant_pk=variant.pk)
    ctx = {'attribute_form': attribute_form, 'form': form, 'product': product,
           'variant': variant}
    return TemplateResponse(
        request,
        'dashboard/product/product_variant/form.html',
        ctx)