Add counters to cards

ram/portal/templates/cards/company.html

@@ -39,8 +39,10 @@
               </tbody>
             </table>
             <div class="d-grid gap-2 mb-1 d-md-block">
-              <a class="btn btn-sm btn-outline-primary" href="{% url 'filtered' _filter="company" search=d.item.slug %}">Show all rolling stock</a>
+              {% with items=d.item.num_items %}
+              <a class="btn btn-sm btn-outline-primary{% if items == 0 %} disabled{% endif %}" href="{% url 'filtered' _filter="company" search=d.item.slug %}">Show {{ items }} item{{ items | pluralize}}</a>
               {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:metadata_company_change' d.item.pk %}">Edit</a>{% endif %}
+              {% endwith %}
             </div>
           </div>
         </div>

ram/portal/templates/cards/manufacturer.html

@@ -30,8 +30,10 @@
                 </tbody>
               </table>
               <div class="d-grid gap-2 mb-1 d-md-block">
-                <a class="btn btn-sm btn-outline-primary" href="{% url 'filtered' _filter="manufacturer" search=d.item.slug %}">Show all rolling stock</a>
+                {% with items=d.item.num_items %}
+                <a class="btn btn-sm btn-outline-primary{% if items == 0 %} disabled{% endif %}" href="{% url 'filtered' _filter="manufacturer" search=d.item.slug %}">Show {{ items }} item{{ items | pluralize}}</a>
                 {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:metadata_manufacturer_change' d.item.pk %}">Edit</a>{% endif %}
+                {% endwith %}
               </div>
             </div>
           </div>

ram/portal/templates/cards/rolling_stock_type.html

@@ -20,8 +20,10 @@
               </tbody>
             </table>
             <div class="d-grid gap-2 mb-1 d-md-block">
-              <a class="btn btn-sm btn-outline-primary" href="{% url 'filtered' _filter="type" search=d.item.slug %}">Show all rolling stock</a>
+              {% with items=d.item.num_items %}
-              {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:metadata_scale_change' d.item.pk %}">Edit</a>{% endif %}
+              <a class="btn btn-sm btn-outline-primary{% if items == 0 %} disabled{% endif %}" href="{% url 'filtered' _filter="type" search=d.item.slug %}">Show {{ items }} item{{ items | pluralize}}</a>
+              {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:metadata_rollingstocktype_change' d.item.pk %}">Edit</a>{% endif %}
+              {% endwith %}
             </div>
           </div>
         </div>

ram/portal/templates/cards/scale.html

@@ -28,8 +28,10 @@
               </tbody>
             </table>
             <div class="d-grid gap-2 mb-1 d-md-block">
-              <a class="btn btn-sm btn-outline-primary{% if d.item.num_items == 0 %} disabled{% endif %}" href="{% url 'filtered' _filter="scale" search=d.item.slug %}">Show all rolling stock</a>
+              {% with items=d.item.num_items %}
+              <a class="btn btn-sm btn-outline-primary{% if items == 0 %} disabled{% endif %}" href="{% url 'filtered' _filter="scale" search=d.item.slug %}">Show {{ items }} item{{ items | pluralize}}</a>
               {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:metadata_scale_change' d.item.pk %}">Edit</a>{% endif %}
+              {% endwith %}
             </div>
           </div>
         </div>

ram/portal/templates/consist.html

@@ -109,7 +109,11 @@
                     {% endif %}
                     <tr>
                       <th scope="row">Length</th>
-                      <td>{{ consist.length }} | {% for t in consist.get_type_count %}{{ t.count }}x {{ t.type }} {{t.category }}{% if not forloop.last %} + {% endif %}{% endfor %}</td>
+                      <td>{{ consist.length }}</td>
+                    </tr>
+                    <tr>
+                      <th scope="row">Composition</th>
+                      <td>{% for t in consist.get_type_count %}{{ t.count }}x {{ t.type }} {{t.category }}{% if not forloop.last %} &raquo; {% endif %}{% endfor %}</td>
                     </tr>
                   </tbody>
                 </table>

ram/portal/views.py

@@ -7,7 +7,7 @@ from urllib.parse import unquote
 from django.views import View
 from django.http import Http404, HttpResponseBadRequest
 from django.db.utils import OperationalError, ProgrammingError
-from django.db.models import Q, Count
+from django.db.models import F, Q, Count
 from django.shortcuts import render, get_object_or_404, get_list_or_404
 from django.core.exceptions import ObjectDoesNotExist
 from django.core.paginator import Paginator
@@ -490,7 +490,11 @@ class Manufacturers(GetData):
     item_type = "manufacturer"
 
     def get_data(self, request):
-        return Manufacturer.objects.filter(self.filter)
+        return Manufacturer.objects.filter(
+            self.filter
+        ).annotate(
+            num_items=Count("rollingstock") + Count("rollingclass"),
+        ).order_by("name")
 
     # overload get method to filter by category
     def get(self, request, category, page=1):
@@ -506,18 +510,50 @@ class Companies(GetData):
     item_type = "company"
 
     def get_data(self, request):
-        return Company.objects.all()
+        return Company.objects.annotate(
+            num_rollingstock=(
+                Count(
+                    "rollingclass__rolling_class",
+                    filter=Q(
+                        rollingclass__rolling_class__in=(
+                            RollingStock.objects.get_published(request.user)
+                        )
+                    ),
+                    distinct=True
+                )
+            )
+        ).annotate(
+            num_consists=(
+                Count(
+                    "consist",
+                    filter=Q(
+                        consist__in=(
+                            Consist.objects.get_published(request.user)
+                        ),
+                    ),
+                    distinct=True
+                )
+            )
+        ).annotate(
+            num_items=F("num_rollingstock") + F("num_consists")
+        ).order_by("name")
 
 
 class Scales(GetData):
     title = "Scales"
     item_type = "scale"
-    queryset = Scale.objects.all()
 
     def get_data(self, request):
         return Scale.objects.annotate(
-            num_items=Count("rollingstock")
+            num_items=Count(
-        )  # .filter(num_items__gt=0) to filter data with no items
+                "rollingstock",
+                filter=Q(
+                    rollingstock__in=RollingStock.objects.get_published(
+                        request.user
+                    )
+                ),
+            ),
+        ).order_by("-ratio_int", "-tracks", "scale")
 
 
 class Types(GetData):
@@ -525,7 +561,16 @@ class Types(GetData):
     item_type = "rolling_stock_type"
 
     def get_data(self, request):
-        return RollingStockType.objects.all()
+        return RollingStockType.objects.annotate(
+            num_items=Count(
+                "rollingclass__rolling_class",
+                filter=Q(
+                    rollingclass__rolling_class__in=(
+                        RollingStock.objects.get_published(request.user)
+                    )
+                ),
+            )
+        ).order_by("order")
 
 
 class Books(GetData):

ram/ram/__init__.py

@@ -1,4 +1,4 @@
 from ram.utils import git_suffix
 
-__version__ = "0.17.5"
+__version__ = "0.17.6"
 __version__ += git_suffix(__file__)