views.py 文件源码

def stock_edit(request, product_pk, variant_pk, stock_pk=None):
    product = get_object_or_404(Product, pk=product_pk)
    variant = get_object_or_404(product.variants, pk=variant_pk)
    if stock_pk:
        stock = get_object_or_404(variant.stock, pk=stock_pk)
    else:
        stock = Stock()
    form = forms.StockForm(
        request.POST or None, instance=stock, variant=variant)
    if form.is_valid():
        form.save()
        messages.success(
            request, pgettext_lazy('Dashboard message', 'Saved stock'))
        return redirect(
            'dashboard:variant-details', product_pk=product.pk,
            variant_pk=variant.pk)
    ctx = {'form': form, 'product': product,
           'variant': variant, 'stock': stock}
    return TemplateResponse(
        request,
        'dashboard/product/stock/form.html',
        ctx)