Update ui/voice_agent_ui.py

ui/voice_agent_ui.py

@@ -1,6 +1,6 @@
 """
 Voice Agent UI - Autonomous voice-controlled agent
-FIXED: Removed type="messages" parameter for Gradio compatibility
+COMPLETE FIXED VERSION
 """
 
 import gradio as gr
@@ -79,7 +79,7 @@ def create_voice_agent_ui(agent):
         with gr.Column(scale=2):
             gr.Markdown("### 🤖 Agent Execution & Results")
 
-            # Agent Reasoning Trace (Simple Chatbot - minimal parameters for compatibility)
+            # Agent Reasoning Trace (Simple Chatbot - minimal parameters)
             thought_trace = gr.Chatbot(
                 label="🧠 Agent Reasoning Steps",
                 height=400
@@ -139,7 +139,7 @@ def create_voice_agent_ui(agent):
 
     # MAIN COMMAND PROCESSOR
     async def process_audio_command(audio_file, text_command, files_list):
-        """Process voice + text commands - FIXED for Gradio 6.0 dictionary format"""
+        """Process voice + text commands - COMPLETE FIXED VERSION"""
 
         # Step 1 — Identify user command
         if audio_file and not text_command:
@@ -207,20 +207,32 @@ def create_voice_agent_ui(agent):
                 })
 
             # Show results
-            yield messages, "📊 Generating voice response...", final_answer, None, None
+            yield messages, "📊 Processing complete...", final_answer, None, None
 
             # TTS (optional - may fail if no API key)
+            audio_path = None
             try:
                 audio_path = await text_to_speech(final_answer)
-            except Exception:
+                # Only yield audio if it's a valid file path, not a directory
+                if audio_path and Path(audio_path).is_file():
+                    yield messages, "✅ Complete!", final_answer, audio_path, None
+                else:
+                    audio_path = None
+            except Exception as e:
+                print(f"TTS Error (non-critical): {e}")
                 audio_path = None
 
-            # Collect recent outputs
+            # Collect recent outputs (only files, not directories)
             output_dir = Path("data/outputs")
             files_generated = []
             if output_dir.exists():
                 cutoff = time.time() - 300  # Last 5 minutes
-                files_generated = [str(f) for f in output_dir.glob("*") if f.is_file() and f.stat().st_mtime > cutoff]
+                try:
+                    for f in output_dir.glob("*"):
+                        if f.is_file() and f.stat().st_mtime > cutoff:
+                            files_generated.append(str(f))
+                except Exception:
+                    pass
 
             yield messages, "✅ Complete!", final_answer, audio_path, files_generated