fix: improved UI

backoffice/views/products.py

@@ -1,10 +1,12 @@
+from django import forms
+from django.core.exceptions import ValidationError
 from django.forms import modelform_factory
 from django.http import Http404, HttpResponse, HttpResponseRedirect
 from django.shortcuts import get_object_or_404, render
 from django.urls import reverse, reverse_lazy
 from django.views.generic import CreateView, DeleteView, DetailView, ListView, UpdateView, View
 
-from backoffice.forms import ProductVariantForm
+from backoffice.forms import ProductInitialPriceForm, ProductVariantForm
 from backoffice.mixins import (
     BackofficeCRUDMixin,
     BackofficeHtmxMixin,
@@ -63,8 +65,9 @@ class ProductCreateView(BackofficeCRUDMixin, BackofficeStyledFormMixin, CreateVi
     """Página completa (no modal), con el mismo aspecto/widgets que la página de
     detalle (incluido el combobox de marca/categorías/etiquetas), pero todo en
     un único formulario: nada se envía al servidor hasta pulsar "Crear
-    producto" (variantes, precios, imágenes y remesas sí requieren que el
-    producto exista, así que se añaden después desde el detalle)."""
+    producto". Las imágenes y el precio inicial se suben/crean en el mismo
+    envío (variantes y remesas sí requieren que el producto ya exista, así que
+    esas se añaden después desde el detalle)."""
 
     model = Product
     permission_required = 'shop.add_product'
@@ -72,9 +75,47 @@ class ProductCreateView(BackofficeCRUDMixin, BackofficeStyledFormMixin, CreateVi
     fields = ('sku', 'name', 'description', 'stock', 'brand', 'categories', 'tags', 'hidden', 'is_shipping_method')
     template_name = 'backoffice/products/product_create.html'
 
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context.setdefault('price_form', ProductInitialPriceForm())
+        context.setdefault('image_errors', [])
+        return context
+
     def get_success_url(self):
         return reverse_lazy('backoffice:product_detail', args=[self.object.pk])
 
+    def form_valid(self, form):
+        price_form = ProductInitialPriceForm(self.request.POST)
+        image_files = self.request.FILES.getlist('images')
+        image_field = forms.ImageField()
+        image_errors = []
+
+        for file in image_files:
+            try:
+                image_field.clean(file)
+            except ValidationError as exc:
+                image_errors.append(f'{file.name}: {", ".join(exc.messages)}')
+
+        if not price_form.is_valid() or image_errors:
+            return self.render_to_response(
+                self.get_context_data(form=form, price_form=price_form, image_errors=image_errors)
+            )
+
+        self.object = form.save()
+
+        for file in image_files:
+            ProductImage.objects.create(product=self.object, original=file)
+
+        if price_form.cleaned_data.get('price') is not None:
+            ProductPrice.objects.create(
+                product=self.object,
+                price=price_form.cleaned_data['price'],
+                tax=price_form.cleaned_data['tax'],
+                current=True,
+            )
+
+        return HttpResponseRedirect(self.get_success_url())
+
 
 class ProductDeleteView(BackofficeCRUDMixin, BackofficeModalDeleteMixin, DeleteView):
     model = Product
@@ -121,6 +162,7 @@ class ProductDetailView(BackofficeCRUDMixin, DetailView):
         context['variants'] = self.object.variants.prefetch_related('attribute_values__attribute')
         context['batches'] = ProductBatch.objects.filter(product=self.object)
         context['images'] = self.object.images.all()
+        context['prices'] = self.object.prices.select_related('tax')
         return context