import os

import streamlit as st

from st_pages import get_nav_from_toml, add_page_title

from app.backend.app_init_func import LI_CSS, init_leaderboard, init_pages
from app.backend.data_engine import DataEngine

# init global data engine
data_engine = DataEngine()

st.session_state["data_engine"] = data_engine
st.set_page_config(layout="wide")

# init leaderboard and pages
leaderboard_change, page_change = init_leaderboard()

init_pages(leaderboard_change, page_change)

# load page tree
nav = get_nav_from_toml(
    "app/ui/pages_sections.toml"
)

# Add custom CSS
css = "\n".join(LI_CSS)
st.markdown(f"""
    <style>
        {css}
    </style>
    """
            , unsafe_allow_html=True)

pg = st.navigation(nav)

add_page_title(pg)

pg.run()