updated wrong status

lightrag/kg/postgres_impl.py

@@ -484,7 +484,7 @@ class PGDocStatusStorage(DocStatusStorage):
     ) -> Dict[str, DocProcessingStatus]:
         """all documents with a specific status"""
         sql = "select * from LIGHTRAG_DOC_STATUS where workspace=$1 and status=$2"
-        params = {"workspace": self.db.workspace, "status": status}
+        params = {"workspace": self.db.workspace, "status": status.value}
         result = await self.db.query(sql, params, True)
         return {
             element["id"]: DocProcessingStatus(
@@ -499,22 +499,6 @@ class PGDocStatusStorage(DocStatusStorage):
             for element in result
         }
 
-    async def get_failed_docs(self) -> Dict[str, DocProcessingStatus]:
-        """Get all failed documents"""
-        return await self.get_docs_by_status(DocStatus.FAILED)
-
-    async def get_pending_docs(self) -> Dict[str, DocProcessingStatus]:
-        """Get all pending documents"""
-        return await self.get_docs_by_status(DocStatus.PENDING)
-
-    async def get_processing_docs(self) -> dict[str, DocProcessingStatus]:
-        """Get all processing documents"""
-        return await self.get_docs_by_status(DocStatus.PROCESSING)
-
-    async def get_processed_docs(self) -> dict[str, DocProcessingStatus]:
-        """Get all procesed documents"""
-        return await self.get_docs_by_status(DocStatus.PROCESSED)
-
     async def index_done_callback(self) -> None:
         pass