# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2025 KUNBUS GmbH
# SPDX-License-Identifier: GPL-2.0-or-later
"""D-Bus interfaces for piControl."""
from logging import getLogger

from pydbus.generic import signal

from .process_image_helper import PiControlIoctl, ResetDriverWatchdog
from ..dbus_helper import DbusInterface

log = getLogger(__name__)


class InterfacePiControl(DbusInterface):
    """
    <node>
        <interface name='com.revolutionpi.middleware1.PiControl'>
            <signal name="NotifyDriverReset">
            </signal>
            <method name='ResetDriver'>
            </method>
        </interface>
    </node>
    """

    NotifyDriverReset = signal()

    def __init__(self, picontrol_device: str, config_rsc: str):
        self.picontrol_device = picontrol_device
        self.config_rsc = config_rsc

        self.wd_reset_driver = ResetDriverWatchdog(self.picontrol_device)
        self.wd_reset_driver.register_call(self.notify_reset_driver)

    def cleanup(self):
        self.wd_reset_driver.stop()

    def notify_reset_driver(self):
        self.NotifyDriverReset()

    def ResetDriver(self):
        log.debug("enter InterfacePiControl.ResetDriver")

        try:
            picontrol_ioctl = PiControlIoctl(self.picontrol_device)
            picontrol_ioctl.ioctl(PiControlIoctl.IOCTL_RESET_DRIVER)
            log.info("reset piControl driver")
        except Exception as e:
            log.warning(f"could not reset piControl driver: ${e}")
            raise e