82 lines
2.6 KiB
Python
82 lines
2.6 KiB
Python
"""Support for wired binary sensors attached to a Konnected device."""
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import logging
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from homeassistant.components.binary_sensor import BinarySensorDevice
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from homeassistant.components.konnected import (
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DOMAIN as KONNECTED_DOMAIN, PIN_TO_ZONE, SIGNAL_SENSOR_UPDATE)
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from homeassistant.const import (
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CONF_DEVICES, CONF_TYPE, CONF_NAME, CONF_BINARY_SENSORS, ATTR_ENTITY_ID,
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ATTR_STATE)
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from homeassistant.core import callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ['konnected']
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async def async_setup_platform(
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hass, config, async_add_entities, discovery_info=None):
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"""Set up binary sensors attached to a Konnected device."""
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if discovery_info is None:
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return
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data = hass.data[KONNECTED_DOMAIN]
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device_id = discovery_info['device_id']
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sensors = [KonnectedBinarySensor(device_id, pin_num, pin_data)
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for pin_num, pin_data in
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data[CONF_DEVICES][device_id][CONF_BINARY_SENSORS].items()]
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async_add_entities(sensors)
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class KonnectedBinarySensor(BinarySensorDevice):
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"""Representation of a Konnected binary sensor."""
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def __init__(self, device_id, pin_num, data):
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"""Initialize the Konnected binary sensor."""
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self._data = data
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self._device_id = device_id
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self._pin_num = pin_num
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self._state = self._data.get(ATTR_STATE)
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self._device_class = self._data.get(CONF_TYPE)
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self._unique_id = '{}-{}'.format(device_id, PIN_TO_ZONE[pin_num])
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self._name = self._data.get(CONF_NAME)
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@property
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def unique_id(self) -> str:
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"""Return the unique id."""
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return self._unique_id
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@property
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def name(self):
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"""Return the name of the sensor."""
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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 the state of the sensor."""
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return self._state
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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@property
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def device_class(self):
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"""Return the device class."""
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return self._device_class
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async def async_added_to_hass(self):
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"""Store entity_id and register state change callback."""
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self._data[ATTR_ENTITY_ID] = self.entity_id
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async_dispatcher_connect(
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self.hass, SIGNAL_SENSOR_UPDATE.format(self.entity_id),
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self.async_set_state)
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@callback
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def async_set_state(self, state):
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"""Update the sensor's state."""
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self._state = state
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self.async_schedule_update_ha_state()
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