89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
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"""
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This platform provides support for sensor data from RainMachine.
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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.rainmachine/
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"""
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import logging
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from homeassistant.components.rainmachine import (
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DATA_RAINMACHINE, DATA_UPDATE_TOPIC, SENSORS, RainMachineEntity)
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from homeassistant.const import CONF_MONITORED_CONDITIONS
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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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DEPENDENCIES = ['rainmachine']
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_LOGGER = logging.getLogger(__name__)
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Set up the RainMachine Switch platform."""
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if discovery_info is None:
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return
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rainmachine = hass.data[DATA_RAINMACHINE]
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sensors = []
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for sensor_type in discovery_info[CONF_MONITORED_CONDITIONS]:
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name, icon, unit = SENSORS[sensor_type]
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sensors.append(
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RainMachineSensor(rainmachine, sensor_type, name, icon, unit))
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add_devices(sensors, True)
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class RainMachineSensor(RainMachineEntity):
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"""A sensor implementation for raincloud device."""
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def __init__(self, rainmachine, sensor_type, name, icon, unit):
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"""Initialize."""
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super().__init__(rainmachine)
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self._icon = icon
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self._name = name
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self._sensor_type = sensor_type
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self._state = None
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self._unit = unit
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@property
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def icon(self) -> str:
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"""Return the icon."""
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return self._icon
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@property
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def should_poll(self):
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"""Disable polling."""
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return False
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@property
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def state(self) -> str:
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"""Return the name of the entity."""
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return self._state
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@property
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def unique_id(self) -> str:
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"""Return a unique, HASS-friendly identifier for this entity."""
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return '{0}_{1}'.format(
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self.rainmachine.device_mac.replace(':', ''), self._sensor_type)
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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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@callback
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def update_data(self):
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"""Update the state."""
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self.async_schedule_update_ha_state(True)
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async def async_added_to_hass(self):
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"""Register callbacks."""
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async_dispatcher_connect(self.hass, DATA_UPDATE_TOPIC,
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self.update_data)
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def update(self):
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"""Update the sensor's state."""
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self._state = self.rainmachine.restrictions['global'][
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'freezeProtectTemp']
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