Update app.py

app.py

@@ -393,27 +393,42 @@ def format_tool_result(tool_name, result):
 async def chat_with_agent(message, history):
     history = history or []
     
-    # Agregar mensaje del usuario al historial
+    # Agregar solo el mensaje del usuario al historial
     history.append((message, ""))
+    yield history  # Mostrar inmediatamente el mensaje del usuario
+    
+    # Variables para rastrear el último evento mostrado
+    last_tool_call = None
+    last_tool_result = None
     
     # Procesar con el agente
     full_response = ""
     async for event in mcp_agent.stream_response(message):
         if event["type"] == "tool_call":
-            tool_msg = format_tool_call(event["tool_name"], event["arguments"])
-            history.append((None, tool_msg))
-            yield history
+            if last_tool_call != (event["tool_name"], event["arguments"]):
+                tool_msg = format_tool_call(event["tool_name"], event["arguments"])
+                history.append((None, tool_msg))
+                last_tool_call = (event["tool_name"], event["arguments"])
+                yield history
+                
         elif event["type"] == "tool_result":
-            result_msg = format_tool_result(event["tool_name"], event["result"])
-            history.append((None, result_msg))
-            yield history
+            if last_tool_result != (event["tool_name"], event["result"]):
+                result_msg = format_tool_result(event["tool_name"], event["result"])
+                history.append((None, result_msg))
+                last_tool_result = (event["tool_name"], event["result"])
+                yield history
+                
         elif event["type"] == "final_response":
             full_response = event["content"]
     
-    # Reemplazar el último mensaje vacío con la respuesta completa
-    history[-1] = (message, full_response)
-    yield history
-
+    # Actualizar solo si hay una respuesta final
+    if full_response:
+        # Buscar y reemplazar el último mensaje vacío
+        for i in reversed(range(len(history))):
+            if history[i][1] == "":
+                history[i] = (history[i][0], full_response)
+                break
+        yield history