feat: websockets

backoffice/views/products.py

@@ -350,11 +350,32 @@ class ProductVariantCreateView(ProductVariantAttributesContextMixin, BackofficeC
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
         product = self.get_product()
+        context.setdefault('price_form', ProductInitialPriceForm())
         context.update(
             {'title': f'Añadir variante a {product.name}', 'cancel_url': reverse_lazy('backoffice:product_detail', args=[product.pk])}
         )
         return context
 
+    def form_valid(self, form):
+        # El precio es opcional y se crea en el mismo envío que la variante,
+        # igual que en ProductCreateView (ver ProductInitialPriceForm).
+        price_form = ProductInitialPriceForm(self.request.POST)
+
+        if not price_form.is_valid():
+            return self.render_to_response(self.get_context_data(form=form, price_form=price_form))
+
+        response = super().form_valid(form)
+
+        if price_form.cleaned_data.get('price') is not None:
+            ProductPrice.objects.create(
+                variant=self.object,
+                price=price_form.get_price_without_tax(),
+                tax=price_form.cleaned_data['tax'],
+                current=True,
+            )
+
+        return response
+
     def get_success_url(self):
         return reverse_lazy('backoffice:product_detail', args=[self.object.product_id])