Make dark / light mode work in example project

Author: medihack

example_project/example_project/example_app/templates/example_app/example_list.html

@@ -14,10 +14,10 @@
             <a href="{% url 'example_toasts' %}">Toasts</a>
         </li>
         <li class="list-group-item">
-            <a href="{% url 'example_async_class_view' %}">Async class based view</a>
+            <a href="{% url 'example_async_class_view' %}">Async View</a>
         </li>
         <li class="list-group-item">
-            <a href="{% url 'example_task' %}">Example task</a>
+            <a href="{% url 'example_task' %}">Example Task</a>
         </li>
     </ul>
 {% endblock content %}

example_project/example_project/example_app/urls.py

@@ -4,6 +4,7 @@
     AsyncExampleClassView,
     ExampleListView,
     HomeView,
+    UpdatePreferencesView,
     admin_section,
     example_messages,
     example_task_view,
@@ -12,6 +13,7 @@
 
 urlpatterns = [
     path("", HomeView.as_view(), name="home"),
+    path("update-preferences/", UpdatePreferencesView.as_view()),
     path("admin-section/", admin_section, name="admin_section"),
     path(
         "examples/",

example_project/example_project/example_app/views.py

@@ -10,7 +10,8 @@
 from django.views.generic import TemplateView
 
 from adit_radis_shared.accounts.models import User
-from adit_radis_shared.common.views import BaseHomeView
+from adit_radis_shared.common.site import THEME_PREFERENCE_KEY
+from adit_radis_shared.common.views import BaseHomeView, BaseUpdatePreferencesView
 
 from .tasks import example_task
 
@@ -57,3 +58,7 @@ def example_task_view(request: HttpRequest) -> HttpResponse:
 class AsyncExampleClassView(View):
     async def get(self, request: HttpRequest) -> HttpResponse:
         return await sync_to_async(render)(request, "example_app/example_async_view.html")
+
+
+class UpdatePreferencesView(BaseUpdatePreferencesView):
+    allowed_keys = [THEME_PREFERENCE_KEY]