Attempt to show relevant lines when we have more than 1 line item

hosting/views.py

@@ -1322,6 +1322,9 @@ class InvoiceDetailView(LoginRequiredMixin, DetailView):
             context['total_in_chf'] = obj.total_in_chf()
             context['invoice_number'] = obj.invoice_number
             context['discount_on_stripe'] = obj.discount_in_chf()
+            if obj.lines_data_count > 1:
+                # special case, we pass the details of each of the line items
+                context['line_items'] = obj.hostingbilllineitem_set.all()
             return context
         else:
             raise Http404