#!/usr/bin/python3
#
# Copyright (C) 2025 Red Hat, Inc.
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# Merge anaconda's base cockpit.conf with conf.d drop-in overrides.
# The merged result is written to a runtime path so that cockpit-ws
# picks it up via XDG_CONFIG_DIRS.

import configparser
import glob
import os
import sys

CONF_BASE = "/etc/anaconda/cockpit/cockpit.conf"
CONF_D = "/etc/anaconda/cockpit/conf.d"
CONF_OUT = "/run/anaconda/cockpit/cockpit.conf"


def main():
    config = configparser.ConfigParser()
    # Preserve CamelCase keys required by cockpit.conf (e.g. AllowUnencrypted)
    setattr(config, "optionxform", str)  # noqa: B010

    if not os.path.exists(CONF_BASE):
        print(f"anaconda-cockpit-conf-merge: base config {CONF_BASE} not found, skipping", file=sys.stderr)
        return

    config.read(CONF_BASE)

    dropins = sorted(glob.glob(os.path.join(CONF_D, "*.conf")))
    if dropins:
        config.read(dropins)
        names = [os.path.basename(f) for f in dropins]
        print(f"anaconda-cockpit-conf-merge: applied drop-ins: {', '.join(names)}", file=sys.stderr)

    os.makedirs(os.path.dirname(CONF_OUT), exist_ok=True)
    with open(CONF_OUT, "w") as f:
        config.write(f)

    print(f"anaconda-cockpit-conf-merge: wrote merged config to {CONF_OUT}", file=sys.stderr)


if __name__ == "__main__":
    main()