Update private_gpt/server/ingest/ingest_service.py

private_gpt/server/ingest/ingest_service.py

@@ -1,7 +1,7 @@
 import logging
 import tempfile
 from pathlib import Path
-from typing import BinaryIO
+from typing import BinaryIO, List
 
 from injector import inject, singleton
 from llama_index import (
@@ -121,3 +121,9 @@ class IngestService:
             "Deleting the ingested document=%s in the doc and index store", doc_id
         )
         self.ingest_component.delete(doc_id)
+    
+    def list_ingested_filenames(self) -> List[str]:
+        """Lists the filenames of ingested documents."""
+        ingested_documents = self.list_ingested()
+        unique_filenames = set(doc.doc_metadata.get("file_name", "") for doc in ingested_documents)
+        return list(unique_filenames)