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Filename : raspberry_pi_os.py
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# Copyright (C) 2024-2025 Raspberry Pi Ltd. All rights reserved.
#
# Author: Paul Oberosler <paul.oberosler@raspberrypi.com>
#
# This file is part of cloud-init. See LICENSE file for license information.

import logging

from cloudinit import subp
from cloudinit.distros import debian

LOG = logging.getLogger(__name__)


class Distro(debian.Distro):
    def set_keymap(self, layout: str, model: str, variant: str, options: str):
        """Currently Raspberry Pi OS sys-mods only supports
        setting the layout"""

        subp.subp(
            [
                "/usr/lib/raspberrypi-sys-mods/imager_custom",
                "set_keymap",
                layout,
            ]
        )

    def apply_locale(self, locale, out_fn=None, keyname="LANG"):
        try:
            subp.subp(
                [
                    "/usr/bin/raspi-config",
                    "nonint",
                    "do_change_locale",
                    f"{locale}",
                ]
            )
        except subp.ProcessExecutionError:
            if not locale.endswith(".UTF-8"):
                LOG.info("Trying to set locale %s.UTF-8", locale)
                subp.subp(
                    [
                        "/usr/bin/raspi-config",
                        "nonint",
                        "do_change_locale",
                        f"{locale}.UTF-8",
                    ]
                )
            else:
                LOG.error("Failed to set locale %s")

    def add_user(self, name, **kwargs) -> bool:
        """
        Add a user to the system using standard GNU tools

        This should be overridden on distros where useradd is not desirable or
        not available.

        Returns False if user already exists, otherwise True.
        """
        result = super().add_user(name, **kwargs)

        if not result:
            return result

        try:
            subp.subp(
                [
                    "/usr/bin/rename-user",
                    "-f",
                    "-s",
                ],
                update_env={"SUDO_USER": name},
            )

        except subp.ProcessExecutionError as e:
            LOG.error("Failed to setup user: %s", e)
            return False

        return True