import uuid
from fasthtml.common import *
from starlette.staticfiles import StaticFiles
from starlette.responses import FileResponse

# Imports ultra-propres depuis les modules dédiés
from modules.theme import get_theme_hdrs
from modules.database import nettoyer_vieilles_discussions, HISTORY_FILE, load_history, save_history
from modules.ui_components import render_main_page, render_sidebar
from modules.chat_handler import handle_chat_request

# On exécute le nettoyage au démarrage
nettoyer_vieilles_discussions()

# Initialisation du serveur FastHTML
app, rt = fast_app(hdrs=get_theme_hdrs(), secret_key="super_secret_aethas")

# Montage du dossier statique pour rendre accessible le logo
app.mount("/Logo", StaticFiles(directory="Logo"), name="Logo")

@rt('/')
def get(session):
    if 'current_chat_id' not in session or not session['current_chat_id']:
        session['current_chat_id'] = str(uuid.uuid4())
    return render_main_page(session['current_chat_id'])

@rt('/chat')
async def post(request, session: dict):
    return await handle_chat_request(request, session)

@rt('/favicon.ico')
def get(): return HTTPResponse(status_code=204)

@rt('/new_chat')
def get(session): session['current_chat_id'] = str(uuid.uuid4()); return RedirectResponse('/', status_code=303)

@rt('/load_chat/{cid}')
def get(cid: str, session):
    if cid and cid != "null": session['current_chat_id'] = cid
    return RedirectResponse('/', status_code=303)

@rt('/rename/{cid}')
def post(cid: str, req):
    h = load_history()
    if cid in h and (nom := req.headers.get("HX-Prompt")): h[cid]['title'] = nom; save_history(h)
    return render_sidebar()

@rt('/pin/{cid}')
def post(cid: str):
    h = load_history()
    if cid in h: h[cid]['pinned'] = not h[cid].get('pinned', False); save_history(h)
    return render_sidebar()

@rt('/delete/{cid}')
def post(cid: str):
    h, cid_str = load_history(), str(cid)
    if cid_str in h: del h[cid_str]; save_history(h)
    return render_sidebar()

@rt('/export_json')
def get(): return FileResponse(HISTORY_FILE, media_type='application/json', filename='Aethas38_Discussion_Globale.json')

if __name__ == '__main__':
    serve(port=5001)