# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2025 KUNBUS GmbH
# SPDX-License-Identifier: GPL-2.0-or-later
"""Switches 14 outputs on a DIO to the same value as the first input."""

from time import perf_counter

from gi.repository import GLib
from pydbus import SystemBus

detected_signal = False
timestamp = perf_counter()

# Get system bus
bus = SystemBus()

# Get IoManager interface on ios1 bus
iface_io_manager = bus.get(
    "com.revolutionpi.ios1",
    "/com/revolutionpi/ios1",
)["com.revolutionpi.ios1.IoManager"]

# Query object path of RevPiLED output
path_revpi_led = iface_io_manager.Get("RevPiLED")

# Get Output interface in the queried object path.
out_RevPiLED = bus.get("com.revolutionpi.ios1", path_revpi_led)["com.revolutionpi.ios1.Output"]

# Get all 14 outputs
lst_path_outputs = [iface_io_manager.Get(f"O_{i}") for i in range(1, 15)]
lst_out_outputs = [
    bus.get("com.revolutionpi.ios1", path)["com.revolutionpi.ios1.Output"]
    for path in lst_path_outputs
]


def signal_handler(io_name, io_value):
    global timestamp

    print(f"Signal received: {io_name} = {io_value}")

    if io_name == "O_14":
        print(f"Time since input detection: {perf_counter() - timestamp}")

    elif io_name == "I_1":
        timestamp = perf_counter()

        out_RevPiLED.SetValue(GLib.Variant("i", io_value))
        for output in lst_out_outputs:
            output.SetValue(GLib.Variant("b", io_value))


# Start change detection to fire signals on dbus
iface_io_manager.ActivateIoSignals()

iface_io_manager.onIoChanged = signal_handler

try:
    loop = GLib.MainLoop()
    loop.run()
except KeyboardInterrupt:
    pass

# Stop change detection
iface_io_manager.DeactivateIoSignals()