from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse
import os

from backend.database import init_db
from backend.api import router as api_router
from backend.telegram_bot import start_bot

app = FastAPI(title="Schedule Service")

# Инициализация БД (асинхронно при старте)

# API роуты
app.include_router(api_router, prefix="/api")

# Статические файлы для фронтенда
frontend_path = os.path.join(os.path.dirname(__file__), "..", "frontend")

@app.get("/")
async def read_root():
    return FileResponse(os.path.join(frontend_path, "public", "index.html"))

@app.get("/admin")
async def read_admin():
    return FileResponse(os.path.join(frontend_path, "admin", "index.html"))

# Статические файлы
app.mount("/static", StaticFiles(directory=os.path.join(frontend_path, "public", "static")), name="static")
app.mount("/admin/static", StaticFiles(directory=os.path.join(frontend_path, "admin", "static")), name="admin_static")

# Запуск Telegram-бота в фоне
@app.on_event("startup")
async def startup_event():
    import asyncio
    # Инициализация БД
    await init_db()
    # Запуск бота
    if os.getenv("TELEGRAM_BOT_TOKEN"):
        asyncio.create_task(start_bot())