core/homeassistant/components/netgear/sensor.py

85 lines
2.8 KiB
Python

"""Support for Netgear routers."""
from homeassistant.components.sensor import (
DEVICE_CLASS_SIGNAL_STRENGTH,
SensorEntity,
SensorEntityDescription,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import PERCENTAGE
from homeassistant.core import callback
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import HomeAssistantType
from .router import NetgearDeviceEntity, NetgearRouter, async_setup_netgear_entry
SENSOR_TYPES = {
"type": SensorEntityDescription(
key="type",
name="link type",
),
"link_rate": SensorEntityDescription(
key="link_rate",
name="link rate",
native_unit_of_measurement="Mbps",
),
"signal": SensorEntityDescription(
key="signal",
name="signal strength",
native_unit_of_measurement=PERCENTAGE,
device_class=DEVICE_CLASS_SIGNAL_STRENGTH,
),
"ssid": SensorEntityDescription(
key="ssid",
name="ssid",
),
"conn_ap_mac": SensorEntityDescription(
key="conn_ap_mac",
name="access point mac",
),
}
async def async_setup_entry(
hass: HomeAssistantType, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up device tracker for Netgear component."""
def generate_sensor_classes(router: NetgearRouter, device: dict):
sensors = ["type", "link_rate", "signal"]
if router.method_version == 2:
sensors.extend(["ssid", "conn_ap_mac"])
return [NetgearSensorEntity(router, device, attribute) for attribute in sensors]
async_setup_netgear_entry(hass, entry, async_add_entities, generate_sensor_classes)
class NetgearSensorEntity(NetgearDeviceEntity, SensorEntity):
"""Representation of a device connected to a Netgear router."""
_attr_entity_registry_enabled_default = False
def __init__(self, router: NetgearRouter, device: dict, attribute: str) -> None:
"""Initialize a Netgear device."""
super().__init__(router, device)
self._attribute = attribute
self.entity_description = SENSOR_TYPES[self._attribute]
self._name = f"{self.get_device_name()} {self.entity_description.name}"
self._unique_id = f"{self._mac}-{self._attribute}"
self._state = self._device[self._attribute]
@property
def native_value(self):
"""Return the state of the sensor."""
return self._state
@callback
def async_update_device(self) -> None:
"""Update the Netgear device."""
self._device = self._router.devices[self._mac]
self._active = self._device["active"]
if self._device[self._attribute] is not None:
self._state = self._device[self._attribute]
self.async_write_ha_state()