core/homeassistant/components/openuv/sensor.py

145 lines
4.8 KiB
Python

"""Support for OpenUV sensors."""
import logging
from homeassistant.components.openuv import (
DATA_OPENUV_CLIENT, DATA_UV, DOMAIN, SENSORS, TOPIC_UPDATE,
TYPE_CURRENT_OZONE_LEVEL, TYPE_CURRENT_UV_INDEX, TYPE_CURRENT_UV_LEVEL,
TYPE_MAX_UV_INDEX, TYPE_SAFE_EXPOSURE_TIME_1, TYPE_SAFE_EXPOSURE_TIME_2,
TYPE_SAFE_EXPOSURE_TIME_3, TYPE_SAFE_EXPOSURE_TIME_4,
TYPE_SAFE_EXPOSURE_TIME_5, TYPE_SAFE_EXPOSURE_TIME_6, OpenUvEntity)
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.util.dt import as_local, parse_datetime
_LOGGER = logging.getLogger(__name__)
DEPENDENCIES = ['openuv']
ATTR_MAX_UV_TIME = 'time'
EXPOSURE_TYPE_MAP = {
TYPE_SAFE_EXPOSURE_TIME_1: 'st1',
TYPE_SAFE_EXPOSURE_TIME_2: 'st2',
TYPE_SAFE_EXPOSURE_TIME_3: 'st3',
TYPE_SAFE_EXPOSURE_TIME_4: 'st4',
TYPE_SAFE_EXPOSURE_TIME_5: 'st5',
TYPE_SAFE_EXPOSURE_TIME_6: 'st6'
}
UV_LEVEL_EXTREME = 'Extreme'
UV_LEVEL_VHIGH = 'Very High'
UV_LEVEL_HIGH = 'High'
UV_LEVEL_MODERATE = 'Moderate'
UV_LEVEL_LOW = 'Low'
async def async_setup_platform(
hass, config, async_add_entities, discovery_info=None):
"""Set up an OpenUV sensor based on existing config."""
pass
async def async_setup_entry(hass, entry, async_add_entities):
"""Set up a Nest sensor based on a config entry."""
openuv = hass.data[DOMAIN][DATA_OPENUV_CLIENT][entry.entry_id]
sensors = []
for sensor_type in openuv.sensor_conditions:
name, icon, unit = SENSORS[sensor_type]
sensors.append(
OpenUvSensor(
openuv, sensor_type, name, icon, unit, entry.entry_id))
async_add_entities(sensors, True)
class OpenUvSensor(OpenUvEntity):
"""Define a binary sensor for OpenUV."""
def __init__(self, openuv, sensor_type, name, icon, unit, entry_id):
"""Initialize the sensor."""
super().__init__(openuv)
self._async_unsub_dispatcher_connect = None
self._entry_id = entry_id
self._icon = icon
self._latitude = openuv.client.latitude
self._longitude = openuv.client.longitude
self._name = name
self._sensor_type = sensor_type
self._state = None
self._unit = unit
@property
def icon(self):
"""Return the icon."""
return self._icon
@property
def should_poll(self):
"""Disable polling."""
return False
@property
def state(self):
"""Return the status of the sensor."""
return self._state
@property
def unique_id(self) -> str:
"""Return a unique, HASS-friendly identifier for this entity."""
return '{0}_{1}_{2}'.format(
self._latitude, self._longitude, self._sensor_type)
@property
def unit_of_measurement(self):
"""Return the unit the value is expressed in."""
return self._unit
async def async_added_to_hass(self):
"""Register callbacks."""
@callback
def update():
"""Update the state."""
self.async_schedule_update_ha_state(True)
self._async_unsub_dispatcher_connect = async_dispatcher_connect(
self.hass, TOPIC_UPDATE, update)
async def async_will_remove_from_hass(self):
"""Disconnect dispatcher listener when removed."""
if self._async_unsub_dispatcher_connect:
self._async_unsub_dispatcher_connect()
async def async_update(self):
"""Update the state."""
data = self.openuv.data[DATA_UV]['result']
if self._sensor_type == TYPE_CURRENT_OZONE_LEVEL:
self._state = data['ozone']
elif self._sensor_type == TYPE_CURRENT_UV_INDEX:
self._state = data['uv']
elif self._sensor_type == TYPE_CURRENT_UV_LEVEL:
if data['uv'] >= 11:
self._state = UV_LEVEL_EXTREME
elif data['uv'] >= 8:
self._state = UV_LEVEL_VHIGH
elif data['uv'] >= 6:
self._state = UV_LEVEL_HIGH
elif data['uv'] >= 3:
self._state = UV_LEVEL_MODERATE
else:
self._state = UV_LEVEL_LOW
elif self._sensor_type == TYPE_MAX_UV_INDEX:
self._state = data['uv_max']
self._attrs.update({
ATTR_MAX_UV_TIME: as_local(parse_datetime(data['uv_max_time']))
})
elif self._sensor_type in (TYPE_SAFE_EXPOSURE_TIME_1,
TYPE_SAFE_EXPOSURE_TIME_2,
TYPE_SAFE_EXPOSURE_TIME_3,
TYPE_SAFE_EXPOSURE_TIME_4,
TYPE_SAFE_EXPOSURE_TIME_5,
TYPE_SAFE_EXPOSURE_TIME_6):
self._state = data['safe_exposure_time'][EXPOSURE_TYPE_MAP[
self._sensor_type]]