"""This is used as a healthcheck in the Dockerfile.
The normal way would probably be to use CURL, but then we would have to install it."""

import sys

import requests


def healthcheck():
    """Check if the website is up.

    sys.exit(0): success - the container is healthy and ready for use.
    sys.exit(1): unhealthy - the container is not working correctly."""
    # TODO: We should check more than just that the website is up.
    try:
        r = requests.get("http://localhost:5000")
        if r.ok:
            sys.exit(0)
    except requests.exceptions.RequestException as e:
        print(f"ERROR: {e}", file=sys.stderr)
        sys.exit(1)


if __name__ == "__main__":
    healthcheck()