core/homeassistant/components/openuv/binary_sensor.py

110 lines
3.3 KiB
Python

"""Support for OpenUV binary sensors."""
import logging
from homeassistant.components.binary_sensor import BinarySensorEntity
from homeassistant.core import callback
from homeassistant.util.dt import as_local, parse_datetime, utcnow
from . import (
DATA_OPENUV_CLIENT,
DATA_PROTECTION_WINDOW,
DOMAIN,
TYPE_PROTECTION_WINDOW,
OpenUvEntity,
)
_LOGGER = logging.getLogger(__name__)
ATTR_PROTECTION_WINDOW_ENDING_TIME = "end_time"
ATTR_PROTECTION_WINDOW_ENDING_UV = "end_uv"
ATTR_PROTECTION_WINDOW_STARTING_TIME = "start_time"
ATTR_PROTECTION_WINDOW_STARTING_UV = "start_uv"
BINARY_SENSORS = {TYPE_PROTECTION_WINDOW: ("Protection Window", "mdi:sunglasses")}
async def async_setup_entry(hass, entry, async_add_entities):
"""Set up an OpenUV sensor based on a config entry."""
openuv = hass.data[DOMAIN][DATA_OPENUV_CLIENT][entry.entry_id]
binary_sensors = []
for kind, attrs in BINARY_SENSORS.items():
name, icon = attrs
binary_sensors.append(
OpenUvBinarySensor(openuv, kind, name, icon, entry.entry_id)
)
async_add_entities(binary_sensors, True)
class OpenUvBinarySensor(OpenUvEntity, BinarySensorEntity):
"""Define a binary sensor for OpenUV."""
def __init__(self, openuv, sensor_type, name, icon, 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
@property
def icon(self):
"""Return the icon."""
return self._icon
@property
def is_on(self):
"""Return the status of the sensor."""
return self._state
@property
def should_poll(self):
"""Disable polling."""
return False
@property
def unique_id(self) -> str:
"""Return a unique, Home Assistant friendly identifier for this entity."""
return f"{self._latitude}_{self._longitude}_{self._sensor_type}"
@callback
def update_from_latest_data(self):
"""Update the state."""
data = self.openuv.data[DATA_PROTECTION_WINDOW]
if not data:
self._available = False
return
self._available = True
for key in ("from_time", "to_time", "from_uv", "to_uv"):
if not data.get(key):
_LOGGER.info("Skipping update due to missing data: %s", key)
return
if self._sensor_type == TYPE_PROTECTION_WINDOW:
self._state = (
parse_datetime(data["from_time"])
<= utcnow()
<= parse_datetime(data["to_time"])
)
self._attrs.update(
{
ATTR_PROTECTION_WINDOW_ENDING_TIME: as_local(
parse_datetime(data["to_time"])
),
ATTR_PROTECTION_WINDOW_ENDING_UV: data["to_uv"],
ATTR_PROTECTION_WINDOW_STARTING_UV: data["from_uv"],
ATTR_PROTECTION_WINDOW_STARTING_TIME: as_local(
parse_datetime(data["from_time"])
),
}
)