core/homeassistant/components/binary_sensor/bloomsky.py

75 lines
2.3 KiB
Python

"""
Support the binary sensors of a BloomSky weather station.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/binary_sensor.bloomsky/
"""
import logging
from homeassistant.components.binary_sensor import BinarySensorDevice
from homeassistant.loader import get_component
DEPENDENCIES = ["bloomsky"]
# These are the available sensors mapped to binary_sensor class
SENSOR_TYPES = {
"Rain": "moisture",
"Night": None,
}
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup the available BloomSky weather binary sensors."""
logger = logging.getLogger(__name__)
bloomsky = get_component('bloomsky')
sensors = config.get('monitored_conditions', SENSOR_TYPES)
for device in bloomsky.BLOOMSKY.devices.values():
for variable in sensors:
if variable in SENSOR_TYPES:
add_devices([BloomSkySensor(bloomsky.BLOOMSKY,
device,
variable)])
else:
logger.error("Cannot find definition for device: %s", variable)
class BloomSkySensor(BinarySensorDevice):
"""Represent a single binary sensor in a BloomSky device."""
def __init__(self, bs, device, sensor_name):
"""Initialize a BloomSky binary sensor."""
self._bloomsky = bs
self._device_id = device["DeviceID"]
self._sensor_name = sensor_name
self._name = "{} {}".format(device["DeviceName"], sensor_name)
self._unique_id = "bloomsky_binary_sensor {}".format(self._name)
self.update()
@property
def name(self):
"""The name of the BloomSky device and this sensor."""
return self._name
@property
def unique_id(self):
"""Return the unique ID for this sensor."""
return self._unique_id
@property
def sensor_class(self):
"""Return the class of this sensor, from SENSOR_CLASSES."""
return SENSOR_TYPES.get(self._sensor_name)
@property
def is_on(self):
"""Return true if binary sensor is on."""
return self._state
def update(self):
"""Request an update from the BloomSky API."""
self._bloomsky.refresh_devices()
self._state = \
self._bloomsky.devices[self._device_id]["Data"][self._sensor_name]