Update app.py

app.py

@@ -8,17 +8,14 @@ def chatbot(user_input, history):
     if history is None:
         history = []
 
-    messages = []
+    # ✅ history is already in correct format now
+    messages = history.copy()
 
-    # ✅ FIX: Ensure proper unpacking
-    for chat in history:
-        if len(chat) == 2:
-            human, bot = chat
-            messages.append({"role": "user", "content": str(human)})
-            messages.append({"role": "assistant", "content": str(bot)})
-
-    # current message
-    messages.append({"role": "user", "content": str(user_input)})
+    # add current user message
+    messages.append({
+        "role": "user",
+        "content": user_input
+    })
 
     try:
         response = client.chat.completions.create(
@@ -31,17 +28,24 @@ def chatbot(user_input, history):
     except Exception as e:
         bot_reply = f"Error: {str(e)}"
 
-    history.append((user_input, bot_reply))
+    # add assistant reply
+    messages.append({
+        "role": "assistant",
+        "content": bot_reply
+    })
 
-    return history, history
+    return messages, messages
 
 
 with gr.Blocks() as demo:
     gr.Markdown("## 🤖 Simple Groq Chatbot")
 
-    chatbot_ui = gr.Chatbot()
+    # ✅ IMPORTANT CHANGE HERE
+    chatbot_ui = gr.Chatbot(type="messages")
+
     msg = gr.Textbox(placeholder="Type your message...")
     state = gr.State([])
+
     clear = gr.Button("Clear")
 
     msg.submit(chatbot, [msg, state], [chatbot_ui, state])