Add multiple categories to portfolio and advanced gallery navigation with swipe support

smartsoltech/web/views.py

@@ -412,10 +412,10 @@ def news_detail(request, slug):
 def portfolio_list(request):
     """Список всех активных элементов портфолио"""
     category_id = request.GET.get('category')
-    items = PortfolioItem.objects.filter(is_active=True)
+    items = PortfolioItem.objects.filter(is_active=True).prefetch_related('categories')
     
     if category_id:
-        items = items.filter(category_id=category_id)
+        items = items.filter(categories__id=category_id)
     
     categories = Category.objects.all()
     return render(request, 'web/portfolio_list.html', {
@@ -426,7 +426,7 @@ def portfolio_list(request):
 
 def portfolio_detail(request, slug):
     """Детальная страница элемента портфолио"""
-    item = get_object_or_404(PortfolioItem, slug=slug, is_active=True)
+    item = get_object_or_404(PortfolioItem.objects.prefetch_related('categories', 'gallery_images'), slug=slug, is_active=True)
     return render(request, 'web/portfolio_detail.html', {'item': item})