core/homeassistant/components/asuswrt/device_tracker.py

114 lines
3.3 KiB
Python

"""Support for ASUSWRT routers."""
from __future__ import annotations
from homeassistant.components.device_tracker import ScannerEntity
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import AsusWrtConfigEntry
from .router import AsusWrtDevInfo, AsusWrtRouter
ATTR_LAST_TIME_REACHABLE = "last_time_reachable"
DEFAULT_DEVICE_NAME = "Unknown device"
async def async_setup_entry(
hass: HomeAssistant,
entry: AsusWrtConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up device tracker for AsusWrt component."""
router = entry.runtime_data
tracked: set = set()
@callback
def update_router() -> None:
"""Update the values of the router."""
add_entities(router, async_add_entities, tracked)
router.async_on_close(
async_dispatcher_connect(hass, router.signal_device_new, update_router)
)
update_router()
@callback
def add_entities(
router: AsusWrtRouter, async_add_entities: AddEntitiesCallback, tracked: set[str]
) -> None:
"""Add new tracker entities from the router."""
new_tracked = []
for mac, device in router.devices.items():
if mac in tracked:
continue
new_tracked.append(AsusWrtDevice(router, device))
tracked.add(mac)
async_add_entities(new_tracked)
class AsusWrtDevice(ScannerEntity):
"""Representation of a AsusWrt device."""
_unrecorded_attributes = frozenset({ATTR_LAST_TIME_REACHABLE})
_attr_should_poll = False
def __init__(self, router: AsusWrtRouter, device: AsusWrtDevInfo) -> None:
"""Initialize a AsusWrt device."""
self._router = router
self._device = device
self._attr_name = device.name or DEFAULT_DEVICE_NAME
@property
def is_connected(self) -> bool:
"""Return true if the device is connected to the network."""
return self._device.is_connected
@property
def hostname(self) -> str | None:
"""Return the hostname of device."""
return self._device.name
@property
def icon(self) -> str:
"""Return device icon."""
return "mdi:lan-connect" if self._device.is_connected else "mdi:lan-disconnect"
@property
def ip_address(self) -> str | None:
"""Return the primary ip address of the device."""
return self._device.ip_address
@property
def mac_address(self) -> str:
"""Return the mac address of the device."""
return self._device.mac
@callback
def async_on_demand_update(self) -> None:
"""Update state."""
self._device = self._router.devices[self._device.mac]
self._attr_extra_state_attributes = {}
if self._device.last_activity:
self._attr_extra_state_attributes[ATTR_LAST_TIME_REACHABLE] = (
self._device.last_activity.isoformat(timespec="seconds")
)
self.async_write_ha_state()
async def async_added_to_hass(self) -> None:
"""Register state update callback."""
self.async_on_remove(
async_dispatcher_connect(
self.hass,
self._router.signal_device_update,
self.async_on_demand_update,
)
)