Ah, need a backend filter for wf type

src/documents/filters.py

@@ -35,6 +35,7 @@ from django_filters.rest_framework import DateTimeFilter
 from django_filters.rest_framework import Filter
 from django_filters.rest_framework import FilterSet
 from django_filters.rest_framework import MultipleChoiceFilter
+from django_filters.rest_framework import NumberFilter
 from drf_spectacular.utils import extend_schema_field
 from guardian.utils import get_group_obj_perms_model
 from guardian.utils import get_user_obj_perms_model
@@ -52,6 +53,7 @@ from documents.models import ShareLink
 from documents.models import ShareLinkBundle
 from documents.models import StoragePath
 from documents.models import Tag
+from documents.models import Workflow
 from documents.permissions import annotate_authorizing_fields
 from documents.permissions import permitted_document_ids
 from documents.permissions import permitted_object_ids
@@ -249,6 +251,16 @@ class CustomFieldFilterSet(FilterSet):
         }
 
 
+class WorkflowFilterSet(FilterSet):
+    trigger_type = NumberFilter(field_name="triggers__type", distinct=True)
+
+    class Meta:
+        model = Workflow
+        fields = {
+            "id": ID_KWARGS,
+        }
+
+
 @extend_schema_field(serializers.CharField)
 class CustomFieldsFilter(Filter):
     def filter(self, qs, value):

src/documents/tests/test_api_workflows.py

@@ -100,6 +100,30 @@ class TestApiWorkflows(DirectoriesMixin, APITestCase):
             self.action.assign_correspondent.pk,
         )
 
+    def test_api_get_workflows_filter_trigger_type(self) -> None:
+        """
+        GIVEN:
+            - A consumption workflow and a manual workflow
+        WHEN:
+            - Workflows are requested filtered by trigger_type
+        THEN:
+            - Only workflows with a matching trigger are returned
+        """
+        manual_trigger = WorkflowTrigger.objects.create(
+            type=WorkflowTrigger.WorkflowTriggerType.MANUAL,
+        )
+        manual_workflow = Workflow.objects.create(name="Manual", order=1)
+        manual_workflow.triggers.add(manual_trigger)
+
+        response = self.client.get(
+            f"{self.ENDPOINT}?trigger_type={WorkflowTrigger.WorkflowTriggerType.MANUAL}",
+            format="json",
+        )
+
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["count"], 1)
+        self.assertEqual(response.data["results"][0]["id"], manual_workflow.id)
+
     def test_api_get_workflow_actions_ordered(self) -> None:
         """
         GIVEN:

src/documents/views.py

@@ -140,6 +140,7 @@ from documents.filters import ShareLinkFilterSet
 from documents.filters import StoragePathFilterSet
 from documents.filters import TagFilterSet
 from documents.filters import TitleContentFilter
+from documents.filters import WorkflowFilterSet
 from documents.mail import EmailAttachment
 from documents.mail import send_email
 from documents.matching import match_correspondents
@@ -5191,6 +5192,8 @@ class WorkflowViewSet(ModelViewSet[Workflow]):
 
     serializer_class = WorkflowSerializer
     pagination_class = StandardPagination
+    filter_backends = (DjangoFilterBackend,)
+    filterset_class = WorkflowFilterSet
 
     model = Workflow