not messing up the chat history

app.py

@@ -49,24 +49,25 @@ def chat(message, history, files, state):
         gr.Error("First upload a book")
         return ''
     
-    if (not history) and message:
-        prompt += f"**Questions**:{message}"
-        state["prompt"] = prompt
-
-    if history:
-        history[0] = (prompt, history[0][1])
-    else:
+    if (not history):
+        if message:
+            prompt += f"**Questions**:{message}"
+            state["prompt"] = prompt
         message = prompt
 
     for human, assistant in history:
-        if human:
+        if not history_openai_format:
+            history_openai_format.append({"role": "user", "content": prompt})
+        elif human:
             history_openai_format.append({"role": "user", "content": human })
         if assistant:
             history_openai_format.append({"role": "assistant", "content":assistant})
     
     if message:
         history_openai_format.append({"role": "user", "content": message})
-
+#     return f"hola {len(history)}"
+#
+# def no():
     response = client.chat.completions.create(
         model=MODEL,
         messages= history_openai_format,