"""Entry point: `python -m app` serves the API, `python -m app prefetch` warms the model volume."""

from __future__ import annotations

import logging
import sys

import uvicorn

from .config import ConfigError, Settings
from .main import create_app
from .models import Registry


def main(argv: list[str]) -> int:
    logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(name)s %(message)s")
    try:
        settings = Settings.from_env()
    except ConfigError as error:
        print(f"media-worker: {error}", file=sys.stderr)
        return 2
    if argv[1:] == ["prefetch"]:
        Registry(settings).prefetch()
        return 0
    if argv[1:]:
        print("usage: python -m app [prefetch]", file=sys.stderr)
        return 2
    uvicorn.run(
        create_app(settings), host=settings.host, port=settings.port, log_level="info", access_log=False
    )
    return 0


if __name__ == "__main__":
    sys.exit(main(sys.argv))