Update utils/chatbot.py

utils/chatbot.py

@@ -1,32 +1,15 @@
-import openai
 import os
-from dotenv import load_dotenv
+import requests
 
-load_dotenv()
-openai.api_key = os.getenv("OPENAI_API_KEY")
+HF_TOKEN = os.getenv("HF_TOKEN")
+API_URL = "https://api-inference.huggingface.co/models/microsoft/DialoGPT-medium"
+headers = {"Authorization": f"Bearer {HF_TOKEN}"}
 
-def ask_ai(question, history=[]):
-    """
-    Ask a question to the AI teaching assistant.
-    
-    Parameters:
-        question (str): User's question.
-        history (list): Previous conversation history as list of dicts (optional).
-    
-    Returns:
-        answer (str): AI's response.
-    """
-    # Combine chat history with new question
-    messages = history + [{"role": "user", "content": question}]
-    
-    try:
-        response = openai.ChatCompletion.create(
-            model="gpt-3.5-turbo",  # or "gpt-4" if you have access
-            messages=messages,
-            temperature=0.7,
-            max_tokens=500
-        )
-        answer = response['choices'][0]['message']['content']
-        return answer, messages + [{"role": "assistant", "content": answer}]
-    except Exception as e:
-        return f"Error: {str(e)}", history
+def get_bot_response(user_input):
+    payload = {"inputs": {"text": user_input}}
+    response = requests.post(API_URL, headers=headers, json=payload)
+
+    if response.status_code != 200:
+        return f"❌ Error: {response.status_code} - {response.json()}"
+
+    return response.json()[0]["generated_text"]