import os
from contextlib import asynccontextmanager

from fastapi import FastAPI
from starlette.middleware.sessions import SessionMiddleware

from infra.database import init_db, provision_data
from presentation.routes.auth import router as auth_router
from presentation.routes.secrets import router as secrets_router

# Use an environment variable in production; fall back to a dev default.
_SESSION_SECRET = os.environ.get(
    "SESSION_SECRET", "secuvault-dev-secret-please-change-in-production"
)

@asynccontextmanager
async def lifespan(app: FastAPI):
    init_db()
    provision_data()
    yield

app = FastAPI(title="SecuVault", lifespan=lifespan)
app.add_middleware(SessionMiddleware, secret_key=_SESSION_SECRET)

app.include_router(auth_router)
app.include_router(secrets_router)