70 lines
2.0 KiB
Python
70 lines
2.0 KiB
Python
"""
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Support for Qwikswitch Sensors.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.qwikswitch/
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"""
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import logging
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from homeassistant.core import callback
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from . import DOMAIN as QWIKSWITCH, QSEntity
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DEPENDENCIES = [QWIKSWITCH]
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_platform(hass, _, add_entities, discovery_info=None):
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"""Add sensor from the main Qwikswitch component."""
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if discovery_info is None:
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return
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qsusb = hass.data[QWIKSWITCH]
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_LOGGER.debug("Setup qwikswitch.sensor %s, %s", qsusb, discovery_info)
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devs = [QSSensor(sensor) for sensor in discovery_info[QWIKSWITCH]]
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add_entities(devs)
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class QSSensor(QSEntity):
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"""Sensor based on a Qwikswitch relay/dimmer module."""
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_val = None
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def __init__(self, sensor):
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"""Initialize the sensor."""
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from pyqwikswitch import SENSORS
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super().__init__(sensor['id'], sensor['name'])
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self.channel = sensor['channel']
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sensor_type = sensor['type']
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self._decode, self.unit = SENSORS[sensor_type]
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if isinstance(self.unit, type):
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self.unit = "{}:{}".format(sensor_type, self.channel)
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@callback
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def update_packet(self, packet):
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"""Receive update packet from QSUSB."""
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val = self._decode(packet, channel=self.channel)
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_LOGGER.debug("Update %s (%s:%s) decoded as %s: %s",
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self.entity_id, self.qsid, self.channel, val, packet)
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if val is not None:
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self._val = val
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self.async_schedule_update_ha_state()
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@property
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def state(self):
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"""Return the value of the sensor."""
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return str(self._val)
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@property
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def unique_id(self):
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"""Return a unique identifier for this sensor."""
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return "qs{}:{}".format(self.qsid, self.channel)
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@property
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def unit_of_measurement(self):
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"""Return the unit the value is expressed in."""
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return self.unit
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