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import streamlit as st
import requests
st.set_page_config(page_title="AI Tutor", layout="wide")
st.title("🧠 Agentic AI Tutor & Quiz App")
with st.sidebar:
st.header("⚙️ Configuration")
backend_url = st.text_input("Backend URL", "http://127.0.0.1:8000", help="Backend server address")
st.info("✓ Backend must be running on this URL")
col1, col2 = st.columns(2)
with col1:
subject = st.selectbox("📚 Subject", ["Physics", "Maths", "Biology", "Chemistry"])
level = st.selectbox("📊 Level", ["Beginner", "Intermediate", "Advanced"])
with col2:
mode = st.radio("🎯 Mode", ["tutor", "quiz"], horizontal=True)
st.info("**Tutor** for explanations, **Quiz** for assessments")
question = ""
if mode == "tutor":
question = st.text_area("❓ Ask your question", placeholder="Enter your question here...")
else:
st.info("📝 Quiz mode will generate assessment questions")
if st.button("🚀 Run Agent", use_container_width=True, type="primary"):
if mode == "tutor" and not question.strip():
st.warning("⚠️ Please enter a question for tutor mode")
else:
with st.spinner("⏳ Processing your request..."):
try:
payload = {
"subject": subject,
"level": level,
"question": question if mode == "tutor" else "",
"mode": mode
}
response = requests.post(
f"{backend_url}/agent",
json=payload,
timeout=30
)
if response.status_code == 200:
result = response.json().get("result", "No response")
st.success("✅ Response received!")
st.markdown("---")
st.write(result)
st.markdown("---")
else:
st.error(f"❌ Server error: {response.status_code}")
except requests.exceptions.ConnectionError:
st.error(f"❌ Cannot connect to backend at {backend_url}")
st.info("Start backend with: `python backend/main.py`")
except Exception as e:
st.error(f"❌ Error: {str(e)}")
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