"""Process entrypoint: logging, signals, ``.env``, the config, then ``app.run``."""

from __future__ import annotations

import asyncio
import contextlib
import logging
import signal

import uvloop
from dotenv import load_dotenv

from beaver_gateway import app, config
from beaver_gateway.security.redact import install as install_redaction
from beaver_gateway.security.redact import load_secrets as load_secrets_to_mask
from beaver_gateway.settings import Settings


def main() -> None:
    logging.basicConfig(
        level=logging.INFO, format="%(asctime)s %(levelname)s %(name)s: %(message)s"
    )
    install_redaction()
    _sigterm_as_interrupt()
    asyncio.run(_run(), loop_factory=uvloop.new_event_loop)


async def _run() -> None:
    load_dotenv(override=False)
    load_secrets_to_mask()
    settings = Settings()  # ty: ignore[missing-argument]
    gateway = config.load(settings.config_path)
    await app.run(gateway, settings)


def _sigterm_as_interrupt() -> None:
    def _raise_interrupt(_signum: int, _frame: object) -> None:
        raise KeyboardInterrupt

    with contextlib.suppress(ValueError, OSError):
        signal.signal(signal.SIGTERM, _raise_interrupt)