Fix/library translators (#415)

* Fixing naming

* Fix mapping of library document list

trustgraph-base/trustgraph/messaging/__init__.py

@@ -11,7 +11,7 @@ from .translators.retrieval import (
 )
 from .translators.triples import TriplesQueryRequestTranslator, TriplesQueryResponseTranslator
 from .translators.knowledge import KnowledgeRequestTranslator, KnowledgeResponseTranslator
-from .translators.library import LibraryDocumentTranslator, LibraryProcessingTranslator
+from .translators.library import LibraryRequestTranslator, LibraryResponseTranslator
 from .translators.document_loading import DocumentTranslator, TextDocumentTranslator
 from .translators.config import ConfigRequestTranslator, ConfigResponseTranslator
 from .translators.flow import FlowRequestTranslator, FlowResponseTranslator
@@ -66,8 +66,8 @@ TranslatorRegistry.register_service(
 
 TranslatorRegistry.register_service(
     "librarian", 
-    LibraryDocumentTranslator(), 
+    LibraryRequestTranslator(), 
-    LibraryProcessingTranslator()
+    LibraryResponseTranslator()
 )
 
 TranslatorRegistry.register_service(

trustgraph-base/trustgraph/messaging/translators/__init__.py

@@ -8,7 +8,7 @@ from .retrieval import DocumentRagRequestTranslator, DocumentRagResponseTranslat
 from .retrieval import GraphRagRequestTranslator, GraphRagResponseTranslator
 from .triples import TriplesQueryRequestTranslator, TriplesQueryResponseTranslator
 from .knowledge import KnowledgeRequestTranslator, KnowledgeResponseTranslator
-from .library import LibraryDocumentTranslator, LibraryProcessingTranslator
+from .library import LibraryRequestTranslator, LibraryResponseTranslator
 from .document_loading import DocumentTranslator, TextDocumentTranslator, ChunkTranslator, DocumentEmbeddingsTranslator
 from .config import ConfigRequestTranslator, ConfigResponseTranslator
 from .flow import FlowRequestTranslator, FlowResponseTranslator

trustgraph-base/trustgraph/messaging/translators/library.py

@@ -4,8 +4,8 @@ from .base import MessageTranslator
 from .metadata import DocumentMetadataTranslator, ProcessingMetadataTranslator
 
 
-class LibraryDocumentTranslator(MessageTranslator):
+class LibraryRequestTranslator(MessageTranslator):
-    """Translator for LibrarianRequest/Response schema objects"""
+    """Translator for LibrarianRequest schema objects"""
     
     def __init__(self):
         self.doc_metadata_translator = DocumentMetadataTranslator()
@@ -73,7 +73,7 @@ class LibraryDocumentTranslator(MessageTranslator):
             result["user"] = obj.user
         if obj.collection:
             result["collection"] = obj.collection
-        if obj.criteria:
+        if obj.criteria is not None:
             result["criteria"] = [
                 {
                     "key": c.key,
@@ -86,7 +86,7 @@ class LibraryDocumentTranslator(MessageTranslator):
         return result
 
 
-class LibraryProcessingTranslator(MessageTranslator):
+class LibraryResponseTranslator(MessageTranslator):
     """Translator for LibrarianResponse schema objects"""
     
     def __init__(self):
@@ -105,13 +105,13 @@ class LibraryProcessingTranslator(MessageTranslator):
         if obj.content:
             result["content"] = obj.content.decode("utf-8") if isinstance(obj.content, bytes) else obj.content
         
-        if obj.document_metadatas:
+        if obj.document_metadatas is not None:
             result["document-metadatas"] = [
                 self.doc_metadata_translator.from_pulsar(dm)
                 for dm in obj.document_metadatas
             ]
         
-        if obj.processing_metadatas:
+        if obj.processing_metadatas is not None:
             result["processing-metadatas"] = [
                 self.proc_metadata_translator.from_pulsar(pm)
                 for pm in obj.processing_metadatas

trustgraph-base/trustgraph/messaging/translators/metadata.py

@@ -18,7 +18,7 @@ class DocumentMetadataTranslator(Translator):
             kind=data.get("kind"),
             title=data.get("title"),
             comments=data.get("comments"),
-            metadata=self.subgraph_translator.to_pulsar(metadata) if metadata else [],
+            metadata=self.subgraph_translator.to_pulsar(metadata) if metadata is not None else [],
             user=data.get("user"),
             tags=data.get("tags")
         )
@@ -36,7 +36,7 @@ class DocumentMetadataTranslator(Translator):
             result["title"] = obj.title
         if obj.comments:
             result["comments"] = obj.comments
-        if obj.metadata:
+        if obj.metadata is not None:
             result["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata)
         if obj.user:
             result["user"] = obj.user