app.py

import streamlit as st
from layout import init_session_state, apply_theme
from code_editor import render_code_editor
from chatbot import render_chatbot

# Page Setup
st.set_page_config(page_title="Pro Code Playground", page_icon="💻", layout="wide")
init_session_state()

# Header
st.title("Pro Code Playground")
st.markdown("Write, execute & export multi-language snippets, with built‑in AI assistance.")

# Language + Theme selection
lang_col, spacer, theme_col = st.columns([3, 6, 1])
with lang_col:
    selected_lang = st.selectbox("Language", ["Python", "C", "C++", "Java", "JavaScript", "C#"], index=0)

with theme_col:
    theme_choice = st.radio("Theme", options=["☀️", "🌙"], horizontal=True, label_visibility="collapsed")
    st.session_state.dark_mode = (theme_choice == "🌙")

# Apply theme
colors, ace_theme = apply_theme()

# Layout: Editor + Chatbot
gen, bot = st.columns((2, 1), gap="large")
with gen:
    st.subheader("Editor")
    editor_key = f"editor_{selected_lang}"
    render_code_editor(selected_lang, ace_theme, editor_key)

with bot:
    st.subheader("Code Assistant")
    render_chatbot(
        st.session_state.code,
        st.session_state.get("code_output", ""),
        st.session_state.get("error_output", "")
    )

# Footer
st.markdown("""
<div style='text-align:center; margin-top:1rem; opacity:0.6;'>
  Built with ❤️ & Streamlit by Vaibhav
</div>
""", unsafe_allow_html=True)