fix: support of before_agent_callback in case of a direct content response - fix PR comments

Author: evgeny-l

typescript-sdk/integrations/adk-middleware/src/adk_middleware/adk_agent.py

@@ -862,10 +862,9 @@ async def _run_adk_in_background(
             ):
 
                 final_response = adk_event.is_final_response()
-                no_usage_response = not adk_event.usage_metadata
                 has_content = adk_event.content and hasattr(adk_event.content, 'parts') and adk_event.content.parts
 
-                if not final_response or (no_usage_response and has_content):
+                if not final_response or (not adk_event.usage_metadata and has_content):
                     # Translate and emit events
                     async for ag_ui_event in event_translator.translate(
                         adk_event,

typescript-sdk/integrations/adk-middleware/src/adk_middleware/event_translator.py

@@ -174,15 +174,13 @@ async def _translate_text_content(
         should_send_end = is_final_response and not is_partial
 
         logger.info(f"📥 Text event - partial={is_partial}, turn_complete={turn_complete}, "
-                   f"is_final_response={is_final_response}, should_send_end={should_send_end}, "
-                   f"currently_streaming={self._is_streaming}")
-        
-        # Skip final response events to avoid duplicate content, but send END if streaming
+                    f"is_final_response={is_final_response}, should_send_end={should_send_end}, "
+                    f"currently_streaming={self._is_streaming}")
+
         if is_final_response:
 
             # If a final text response wasn't streamed (not generated by an LLM) then deliver it in 3 events
-            no_usage_response = not hasattr(adk_event, 'usage_metadata') or not adk_event.usage_metadata
-            if not self._is_streaming and no_usage_response and should_send_end:
+            if not self._is_streaming and not adk_event.usage_metadata and should_send_end:
                 logger.info(f"⏭️ Deliver non-llm response via message events "
                             f"event_id={adk_event.id}")