app.py

import streamlit as st
import google.generativeai as genai

# Secure your API key - avoid hardcoding in public repos!
genai.configure(api_key="AIzaSyBG08vJws2ykUX7RcagXyiEMdddS2nZ7l0")

# FIX: Use the specific model name string
model = genai.GenerativeModel("gemini-1.5-flash") 

st.title("📚 Personalized Study Buddy")
st.markdown("Enter a topic, choose a mode, and let AI help you learn!")

topic = st.text_input("Enter a topic (e.g., Python loops, Photosynthesis):", "")
mode = st.selectbox("Choose a mode:", ["Explain", "Quiz"])

if st.button("Go"):
    if not topic.strip():
        st.error("Please enter a topic!")
    else:
        if mode == "Explain":
            prompt = f"Explain {topic} in 100 words or less, in simple terms for beginners."
        else:
            prompt = f"Generate 3 multiple-choice questions about {topic} with 4 options each and the correct answers."
        
        try:
            # Added a loading spinner for better UX
            with st.spinner("Thinking..."):
                response = model.generate_content(prompt)
                
                # Use .text safely
                if response.text:
                    st.markdown("### Your Study Buddy Result")
                    st.markdown(response.text)
                else:
                    st.warning("The AI didn't return any text. Try a different topic.")
                    
        except Exception as e:
            st.error(f"Oops! Something went wrong: {str(e)}")
            st.info("Tip: Make sure your library is updated: pip install -U google-generativeai")

st.markdown("---")