From b8b99ed3b02ec61877687f8771e46661e3795a2f Mon Sep 17 00:00:00 2001
From: Sven Sager <s.sager@kunbus.com>
Date: Fri, 30 Jan 2026 13:06:15 +0100
Subject: [PATCH] feat(io): Add InterfaceDevice class for device handling via
 D-Bus

Introduced the `InterfaceDevice` class, enabling detailed device
property access through D-Bus. Updated `bus_provider_io` to include
device interfaces in the D-Bus provider.

Signed-off-by: Sven Sager <s.sager@kunbus.com>
---
 src/revpi_middleware/ios1/bus_provider_io.py  |  6 +-
 .../ios1/interface_devices.py                 | 56 +++++++++++++++++--
 src/revpi_middleware/ios1/ios1_helper.py      |  2 +-
 3 files changed, 58 insertions(+), 6 deletions(-)

diff --git a/src/revpi_middleware/ios1/bus_provider_io.py b/src/revpi_middleware/ios1/bus_provider_io.py
index a4f3bbb..0659892 100644
--- a/src/revpi_middleware/ios1/bus_provider_io.py
+++ b/src/revpi_middleware/ios1/bus_provider_io.py
@@ -8,11 +8,11 @@ from threading import Thread
 import revpimodio2
 from gi.repository import GLib
 from pydbus import SessionBus, SystemBus
-from revpimodio2 import Cycletools
 
 from . import REVPI_DBUS_NAME
 from .interface_devices import (
     InterfaceDeviceManager,
+    InterfaceDevice,
 )
 from .interface_ios import (
     InterfaceIoManager,
@@ -75,6 +75,10 @@ class BusProviderIo(Thread):
         lst_interfaces = [
             (f"io/{io_name}", self._dc_io_interfaces[io_name]) for io_name in self._dc_io_interfaces
         ]
+        lst_interfaces += [
+            (f"device/{device.position}", InterfaceDevice(self._bus, device))
+            for device in self._modio.device
+        ]
         try:
             self._bus.publish(
                 REVPI_DBUS_NAME,
diff --git a/src/revpi_middleware/ios1/interface_devices.py b/src/revpi_middleware/ios1/interface_devices.py
index 3095c16..baae334 100644
--- a/src/revpi_middleware/ios1/interface_devices.py
+++ b/src/revpi_middleware/ios1/interface_devices.py
@@ -2,11 +2,13 @@
 # SPDX-FileCopyrightText: 2025 KUNBUS GmbH
 # SPDX-License-Identifier: GPL-2.0-or-later
 """D-Bus interfaces for IOs."""
-from gi.overrides.GLib import Variant
-from pydbus.generic import signal
-from revpimodio2 import RevPiModIO, Cycletools
 
-from .ios1_helper import REVPI_DBUS_BASE_PATH, DbusInterfaceIo
+from dbus import SystemBus, SessionBus
+from pydbus.generic import signal
+from revpimodio2 import RevPiModIO
+from revpimodio2.device import Device
+
+from .ios1_helper import REVPI_DBUS_BASE_PATH
 
 
 class InterfaceDeviceManager:
@@ -44,3 +46,49 @@ class InterfaceDeviceManager:
             return self._get_device_path(device_position)
 
         raise KeyError(f"No device on position '{device_position}' found.")
+
+
+class InterfaceDevice:
+    """
+    <node>
+        <interface name="com.revolutionpi.ios1.Device">
+            <property name="bmk" type="s" access="read"/>
+            <property name="catalognr" type="s" access="read"/>
+            <property name="comment" type="s" access="read"/>
+            <property name="id" type="s" access="read"/>
+            <property name="name" type="s" access="read"/>
+            <property name="type" type="s" access="read"/>
+        </interface>
+    </node>
+    """
+
+    interface_name = "com.revolutionpi.ios1.Device"
+    PropertiesChanged = signal()
+
+    def __init__(self, dbus: SystemBus or SessionBus, device: Device):
+        self.dbus = dbus
+        self.device = device
+
+    @property
+    def bmk(self) -> str:
+        return self.device.bmk
+
+    @property
+    def catalognr(self):
+        return self.device.catalognr
+
+    @property
+    def comment(self):
+        return self.device.comment
+
+    @property
+    def id(self):
+        return self.device.id
+
+    @property
+    def name(self) -> str:
+        return self.device.name
+
+    @property
+    def type(self):
+        return self.device.type
diff --git a/src/revpi_middleware/ios1/ios1_helper.py b/src/revpi_middleware/ios1/ios1_helper.py
index 82f956a..9c7a0d4 100644
--- a/src/revpi_middleware/ios1/ios1_helper.py
+++ b/src/revpi_middleware/ios1/ios1_helper.py
@@ -2,9 +2,9 @@
 # SPDX-FileCopyrightText: 2025 KUNBUS GmbH
 # SPDX-License-Identifier: GPL-2.0-or-later
 """Helper for io read and write."""
+
 from logging import getLogger
 
-from gi.overrides.GLib import Variant
 from pydbus import SessionBus, SystemBus
 from pydbus.generic import signal
 from revpimodio2.io import IOBase