Update app.py

app.py

@@ -4,7 +4,6 @@ import os
 from fpdf import FPDF
 
 # Initialize Groq client
-# Ensure your environment variable is set!
 client = Groq(api_key=os.environ.get("GROQ_API_KEY"))
 
 # ---------- ROADMAP GENERATOR ----------
@@ -36,9 +35,7 @@ def download_pdf(text):
     pdf.add_page()
     pdf.set_font("Arial", size=12)
 
-    # Clean text to avoid encoding issues with FPDF
     clean_text = text.encode('latin-1', 'ignore').decode('latin-1')
-    
     for line in clean_text.split("\n"):
         pdf.multi_cell(0, 10, line)
 
@@ -48,16 +45,11 @@ def download_pdf(text):
 
 # ---------- AI CHATBOT ----------
 def chat(message, history):
-    """
-    Gradio history is now often a list of dicts: [{"role": "user", "content": "..."}, ...]
-    """
-    # Build the message list for Groq API
-    messages = []
-    for entry in history:
-        messages.append({"role": "user", "content": entry[0]})
-        messages.append({"role": "assistant", "content": entry[1]})
-    
-    # Add current user message
+    if history is None:
+        history = []
+
+    # Build message list for Groq API
+    messages = history.copy()
     messages.append({"role": "user", "content": message})
 
     try:
@@ -69,9 +61,11 @@ def chat(message, history):
     except Exception as e:
         reply = f"Error: {str(e)}"
 
-    # Update history: Gradio Chatbot expects a list of tuples/lists [(user, bot)]
-    history.append((message, reply))
-    return "", history  # Clear the input box and return updated history
+    # Update history
+    history.append({"role": "user", "content": message})
+    history.append({"role": "assistant", "content": reply})
+
+    return "", history  # Clear input box, return updated history
 
 # ---------- GRADIO UI ----------
 with gr.Blocks() as app:
@@ -94,9 +88,8 @@ with gr.Blocks() as app:
     with gr.Tab("AI Chatbot"):
         chatbot = gr.Chatbot()
         msg = gr.Textbox(label="Your Message", placeholder="Type and press Enter...")
-        
-        # We use the chatbot component itself to store history
+
         msg.submit(chat, [msg, chatbot], [msg, chatbot])
 
 if __name__ == "__main__":
-    app.launch()
+    app.launch()