Add a button for creating and instantly voiding invoices

Handy dandy for when you have loads of cancelled events, like say, a pandemic

RIGS/finance.py

@@ -201,6 +201,11 @@ class InvoiceEvent(generic.View):
             invoice.invoice_date = datetime.date.today()
             messages.success(self.request, 'Invoice created successfully')
 
+        if kwargs.get('void'):
+            invoice.void = not invoice.void
+            invoice.save()
+            messages.warning(self.request, 'Invoice voided')
+
         return HttpResponseRedirect(reverse_lazy('invoice_detail', kwargs={'pk': invoice.pk}))
 
 

RIGS/templates/invoice_list_waiting.html

@@ -69,12 +69,15 @@
                             {% endif %}
                         </td>
                         <td class="text-right">
-                            <a href="{% url 'invoice_event' event.pk %}"
-                               class="btn btn-primary"
-                               data-toggle="tooltip"
-                               title="'Invoice' this event - click this when paperwork has been sent to treasury">
-                                <i class="fas fa-pound-sign"></i> Paperwork Sent
-                            </a>
+                            <div class="btn-group">
+                                <a href="{% url 'invoice_event' event.pk %}"
+                                   class="btn btn-primary">
+                                    <span class="fas fa-pound-sign"></span> Create Invoice
+                                </a>
+                                <a href="{% url 'invoice_event_void' event.pk %}"
+                                   class="btn btn-warning">& Void
+                                </a>
+                            </div>
                         </td>
                     </tr>
                 {% endfor %}

RIGS/urls.py

@@ -122,6 +122,8 @@ urlpatterns = [
 
     path('event/<int:pk>/invoice/', permission_required_with_403('RIGS.add_invoice')(finance.InvoiceEvent.as_view()),
          name='invoice_event'),
+    path('event/<int:pk>/invoice/void', permission_required_with_403('RIGS.add_invoice')(finance.InvoiceEvent.as_view()),
+         name='invoice_event_void', kwargs={'void': True}),
 
     path('invoice/<int:pk>/', permission_required_with_403('RIGS.view_invoice')(finance.InvoiceDetail.as_view()),
          name='invoice_detail'),