mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
87 lines
2.4 KiB
Python
87 lines
2.4 KiB
Python
"""Support for Ness D8X/D16X zone states - represented as binary sensors."""
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from __future__ import annotations
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from homeassistant.components.binary_sensor import BinarySensorEntity
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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from . import (
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CONF_ZONE_ID,
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CONF_ZONE_NAME,
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CONF_ZONE_TYPE,
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CONF_ZONES,
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SIGNAL_ZONE_CHANGED,
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ZoneChangedData,
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)
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async def async_setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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async_add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the Ness Alarm binary sensor devices."""
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if not discovery_info:
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return
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configured_zones = discovery_info[CONF_ZONES]
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devices = []
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for zone_config in configured_zones:
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zone_type = zone_config[CONF_ZONE_TYPE]
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zone_name = zone_config[CONF_ZONE_NAME]
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zone_id = zone_config[CONF_ZONE_ID]
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device = NessZoneBinarySensor(
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zone_id=zone_id, name=zone_name, zone_type=zone_type
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)
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devices.append(device)
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async_add_entities(devices)
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class NessZoneBinarySensor(BinarySensorEntity):
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"""Representation of an Ness alarm zone as a binary sensor."""
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_attr_should_poll = False
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def __init__(self, zone_id, name, zone_type):
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"""Initialize the binary_sensor."""
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self._zone_id = zone_id
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self._name = name
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self._type = zone_type
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self._state = 0
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async def async_added_to_hass(self):
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"""Register callbacks."""
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self.async_on_remove(
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async_dispatcher_connect(
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self.hass, SIGNAL_ZONE_CHANGED, self._handle_zone_change
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)
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)
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@property
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def name(self):
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"""Return the name of the entity."""
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return self._name
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@property
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def is_on(self):
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"""Return true if sensor is on."""
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return self._state == 1
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@property
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def device_class(self):
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"""Return the class of this sensor, from DEVICE_CLASSES."""
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return self._type
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@callback
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def _handle_zone_change(self, data: ZoneChangedData):
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"""Handle zone state update."""
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if self._zone_id == data.zone_id:
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self._state = data.state
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self.async_write_ha_state()
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