Feature: Replace Whoosh with tantivy search backend (#12471)

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Antoine Mérino <3023499+Merinorus@users.noreply.github.com>

src/paperless/views.py

@@ -36,7 +36,6 @@ from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
 from rest_framework.viewsets import ModelViewSet
 
-from documents.index import DelayedQuery
 from documents.permissions import PaperlessObjectPermissions
 from documents.tasks import llmindex_index
 from paperless.filters import GroupFilterSet
@@ -83,20 +82,12 @@ class StandardPagination(PageNumberPagination):
         )
 
     def get_all_result_ids(self):
+        from documents.search import TantivyRelevanceList
+
         query = self.page.paginator.object_list
-        if isinstance(query, DelayedQuery):
-            try:
-                ids = [
-                    query.searcher.ixreader.stored_fields(
-                        doc_num,
-                    )["id"]
-                    for doc_num in query.saved_results.get(0).results.docs()
-                ]
-            except Exception:
-                pass
-        else:
-            ids = self.page.paginator.object_list.values_list("pk", flat=True)
-        return ids
+        if isinstance(query, TantivyRelevanceList):
+            return [h["id"] for h in query._hits]
+        return self.page.paginator.object_list.values_list("pk", flat=True)
 
     def get_paginated_response_schema(self, schema):
         response_schema = super().get_paginated_response_schema(schema)