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mirror of https://github.com/home-assistant/core synced 2024-09-03 08:14:07 +02:00
ha-core/homeassistant/components/vera/sensor.py
springstan f1a0ca7cd3
Add and use percentage constant (#32094)
* Add and use percentage constant

* Fix pylint error and broken test
2020-02-28 11:46:48 -08:00

96 lines
3.5 KiB
Python

"""Support for Vera sensors."""
from datetime import timedelta
import logging
import pyvera as veraApi
from homeassistant.components.sensor import ENTITY_ID_FORMAT
from homeassistant.const import TEMP_CELSIUS, TEMP_FAHRENHEIT, UNIT_PERCENTAGE
from homeassistant.helpers.entity import Entity
from homeassistant.util import convert
from . import VERA_CONTROLLER, VERA_DEVICES, VeraDevice
_LOGGER = logging.getLogger(__name__)
SCAN_INTERVAL = timedelta(seconds=5)
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Vera controller devices."""
add_entities(
[
VeraSensor(device, hass.data[VERA_CONTROLLER])
for device in hass.data[VERA_DEVICES]["sensor"]
],
True,
)
class VeraSensor(VeraDevice, Entity):
"""Representation of a Vera Sensor."""
def __init__(self, vera_device, controller):
"""Initialize the sensor."""
self.current_value = None
self._temperature_units = None
self.last_changed_time = None
VeraDevice.__init__(self, vera_device, controller)
self.entity_id = ENTITY_ID_FORMAT.format(self.vera_id)
@property
def state(self):
"""Return the name of the sensor."""
return self.current_value
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this entity, if any."""
if self.vera_device.category == veraApi.CATEGORY_TEMPERATURE_SENSOR:
return self._temperature_units
if self.vera_device.category == veraApi.CATEGORY_LIGHT_SENSOR:
return "lx"
if self.vera_device.category == veraApi.CATEGORY_UV_SENSOR:
return "level"
if self.vera_device.category == veraApi.CATEGORY_HUMIDITY_SENSOR:
return UNIT_PERCENTAGE
if self.vera_device.category == veraApi.CATEGORY_POWER_METER:
return "watts"
def update(self):
"""Update the state."""
if self.vera_device.category == veraApi.CATEGORY_TEMPERATURE_SENSOR:
self.current_value = self.vera_device.temperature
vera_temp_units = self.vera_device.vera_controller.temperature_units
if vera_temp_units == "F":
self._temperature_units = TEMP_FAHRENHEIT
else:
self._temperature_units = TEMP_CELSIUS
elif self.vera_device.category == veraApi.CATEGORY_LIGHT_SENSOR:
self.current_value = self.vera_device.light
elif self.vera_device.category == veraApi.CATEGORY_UV_SENSOR:
self.current_value = self.vera_device.light
elif self.vera_device.category == veraApi.CATEGORY_HUMIDITY_SENSOR:
self.current_value = self.vera_device.humidity
elif self.vera_device.category == veraApi.CATEGORY_SCENE_CONTROLLER:
value = self.vera_device.get_last_scene_id(True)
time = self.vera_device.get_last_scene_time(True)
if time == self.last_changed_time:
self.current_value = None
else:
self.current_value = value
self.last_changed_time = time
elif self.vera_device.category == veraApi.CATEGORY_POWER_METER:
power = convert(self.vera_device.power, float, 0)
self.current_value = int(round(power, 0))
elif self.vera_device.is_trippable:
tripped = self.vera_device.is_tripped
self.current_value = "Tripped" if tripped else "Not Tripped"
else:
self.current_value = "Unknown"