feat: create/edit product views

backoffice/views/products.py

@@ -1,7 +1,8 @@
-from django.http import HttpResponse, HttpResponseRedirect
-from django.shortcuts import get_object_or_404
-from django.urls import reverse_lazy
-from django.views.generic import CreateView, DeleteView, DetailView, ListView, UpdateView
+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.mixins import (
@@ -9,6 +10,7 @@ from backoffice.mixins import (
     BackofficeHtmxMixin,
     BackofficeModalDeleteMixin,
     BackofficeModalFormMixin,
+    BackofficeStyledFormMixin,
 )
 from shop.models import (
     Brand,
@@ -49,6 +51,7 @@ class ProductListView(BackofficeCRUDMixin, BackofficeHtmxMixin, ListView):
                 'title': 'Productos',
                 'columns': [('SKU', 'sku'), ('Nombre', 'name'), ('Stock', 'stock'), ('Oculto', 'hidden')],
                 'create_url': reverse_lazy('backoffice:product_create'),
+                'create_is_page': True,
                 'detail_url_name': 'backoffice:product_detail',
                 'delete_url_name': 'backoffice:product_delete',
             }
@@ -56,35 +59,18 @@ class ProductListView(BackofficeCRUDMixin, BackofficeHtmxMixin, ListView):
         return context
 
 
-class ProductCreateView(BackofficeCRUDMixin, BackofficeModalFormMixin, CreateView):
+class ProductCreateView(BackofficeCRUDMixin, BackofficeStyledFormMixin, CreateView):
+    """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)."""
+
     model = Product
     permission_required = 'shop.add_product'
     section = SECTION
     fields = ('sku', 'name', 'description', 'stock', 'brand', 'categories', 'tags', 'hidden', 'is_shipping_method')
-    template_name = 'backoffice/generic/form.html'
-    fragment_template_name = FORM_FRAGMENT
-
-    def get_context_data(self, **kwargs):
-        context = super().get_context_data(**kwargs)
-        context.update({'title': 'Añadir producto', 'cancel_url': reverse_lazy('backoffice:product_list')})
-        return context
-
-    def get_success_url(self):
-        return reverse_lazy('backoffice:product_detail', args=[self.object.pk])
-
-
-class ProductUpdateView(BackofficeCRUDMixin, BackofficeModalFormMixin, UpdateView):
-    model = Product
-    permission_required = 'shop.change_product'
-    section = SECTION
-    fields = ('sku', 'name', 'description', 'stock', 'brand', 'categories', 'tags', 'hidden', 'is_shipping_method')
-    template_name = 'backoffice/generic/form.html'
-    fragment_template_name = FORM_FRAGMENT
-
-    def get_context_data(self, **kwargs):
-        context = super().get_context_data(**kwargs)
-        context.update({'title': f'Editar {self.object.name}', 'cancel_url': reverse_lazy('backoffice:product_list')})
-        return context
+    template_name = 'backoffice/products/product_create.html'
 
     def get_success_url(self):
         return reverse_lazy('backoffice:product_detail', args=[self.object.pk])
@@ -138,6 +124,97 @@ class ProductDetailView(BackofficeCRUDMixin, DetailView):
         return context
 
 
+# --- Edición inline de Product.name / Product.description / Product.brand /
+# Product.categories / Product.tags ---
+
+INLINE_EDITABLE_PRODUCT_FIELDS = ('name', 'description', 'brand', 'categories', 'tags')
+MULTI_VALUE_INLINE_FIELDS = ('categories', 'tags')
+COMBOBOX_INLINE_FIELDS = {
+    'brand': Brand,
+    'categories': ProductCategory,
+    'tags': Tag,
+}
+
+
+class ProductInlineFieldMixin:
+    def get_field_name(self):
+        field_name = self.kwargs['field_name']
+
+        if field_name not in INLINE_EDITABLE_PRODUCT_FIELDS:
+            raise Http404
+
+        return field_name
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context.update(
+            {
+                'field_name': self.get_field_name(),
+                'view_url': reverse('backoffice:product_inline_view', args=[self.object.pk, self.get_field_name()]),
+                'edit_url': reverse('backoffice:product_inline_edit', args=[self.object.pk, self.get_field_name()]),
+            }
+        )
+        return context
+
+
+class ProductInlineViewFragment(BackofficeCRUDMixin, ProductInlineFieldMixin, DetailView):
+    model = Product
+    permission_required = 'shop.view_product'
+    section = SECTION
+    template_name = 'backoffice/products/_inline_view.html'
+
+
+class ProductInlineEditView(BackofficeCRUDMixin, BackofficeStyledFormMixin, ProductInlineFieldMixin, UpdateView):
+    model = Product
+    permission_required = 'shop.change_product'
+    section = SECTION
+    template_name = 'backoffice/products/_inline_edit.html'
+
+    def get_form_class(self):
+        return modelform_factory(Product, fields=[self.get_field_name()])
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        field_name = self.get_field_name()
+
+        if field_name in COMBOBOX_INLINE_FIELDS:
+            multiple = field_name in MULTI_VALUE_INLINE_FIELDS
+            value = getattr(self.object, field_name)
+            context.update(
+                {'multiple': multiple, 'selected': list(value.all()) if multiple else list(filter(None, [value]))}
+            )
+
+        return context
+
+    def form_valid(self, form):
+        self.object = form.save()
+        return render(self.request, 'backoffice/products/_inline_view.html', self.get_context_data())
+
+
+class ProductFieldSearchView(BackofficeCRUDMixin, View):
+    permission_required = 'shop.change_product'
+    section = SECTION
+
+    def get(self, request, *args, **kwargs):
+        field_name = kwargs['field_name']
+        model = COMBOBOX_INLINE_FIELDS.get(field_name)
+
+        if model is None:
+            raise Http404
+
+        query = request.GET.get('q', '').strip()
+        queryset = model.objects.all()
+
+        if query:
+            queryset = queryset.filter(name__icontains=query)
+
+        return render(
+            request,
+            'backoffice/products/_combobox_results.html',
+            {'results': queryset[:10], 'field_name': field_name},
+        )
+
+
 # --- ProductImage (nested under a product) ---