feat(itim): Add ticket tab to services

shows related tickets

ref: #296 #309

app/itim/forms/services.py

@@ -128,7 +128,12 @@ class DetailForm(ServiceForm):
                     ]
                 }
             ]
-        }
+        },
+        "tickets": {
+            "name": "Tickets",
+            "slug": "tickets",
+            "sections": []
+        },
     }
 
 

app/itim/templates/itim/service.html.j2

@@ -72,4 +72,31 @@
 
 </div>
 
+<div id="tickets" class="content-tab">
+
+    {% include 'content/section.html.j2' with tab=form.tabs.tickets %}
+
+    <table>
+        <thead>
+          <th>Name</th>
+          <th>Status</th>
+          <th>&nbsp</th>
+        </thead>
+        {% if tickets %}
+        {% for ticket in tickets %}
+        <tr>
+          <td>{% concat_strings "#" ticket.ticket.id as ticket_ref %}{{ ticket_ref | markdown | safe}}</td>
+          <td>{% include 'core/ticket/badge_ticket_status.html.j2' with ticket_status_text=ticket.ticket.get_status_display ticket_status=ticket.ticket.get_status_display|ticket_status %}</td>
+          <td>&nbsp;</td>
+        </tr>
+        {% endfor %}
+        {% else %}
+        <tr>
+            <td colspan="3">No related tickets exist</td>
+        </tr>
+        {% endif %}
+    </table>
+
+</div>
+
 {% endblock %}

app/itim/views/services.py

@@ -4,6 +4,7 @@ from django.utils.decorators import method_decorator
 
 from core.forms.comment import AddNoteForm
 from core.models.notes import Notes
+from core.models.ticket.ticket_linked_items import Ticket, TicketLinkedItem
 from core.views.common import AddView, ChangeView, DeleteView, IndexView
 
 from itim.forms.services import ServiceForm, DetailForm
@@ -151,6 +152,11 @@ class View(ChangeView):
 
         context = super().get_context_data(**kwargs)
 
+        context['tickets'] = TicketLinkedItem.objects.filter(
+            item = int(self.kwargs['pk']),
+            item_type = TicketLinkedItem.Modules.SERVICE
+        )
+
         context['notes_form'] = AddNoteForm(prefix='note')
         context['notes'] = Notes.objects.filter(service=self.kwargs['pk'])