core/homeassistant/components/launch_library/sensor.py

85 lines
2.6 KiB
Python

"""A sensor platform that give you information about the next space launch."""
from datetime import timedelta
import logging
from pylaunches.api import Launches
import voluptuous as vol
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import ATTR_ATTRIBUTION, CONF_NAME
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity import Entity
_LOGGER = logging.getLogger(__name__)
ATTRIBUTION = "Data provided by Launch Library."
DEFAULT_NAME = "Next launch"
SCAN_INTERVAL = timedelta(hours=1)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string}
)
async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
"""Create the launch sensor."""
name = config[CONF_NAME]
session = async_get_clientsession(hass)
launches = Launches(hass.loop, session)
sensor = [LaunchLibrarySensor(launches, name)]
async_add_entities(sensor, True)
class LaunchLibrarySensor(Entity):
"""Representation of a launch_library Sensor."""
def __init__(self, launches, name):
"""Initialize the sensor."""
self.launches = launches
self._attributes = {}
self._name = name
self._state = None
async def async_update(self):
"""Get the latest data."""
await self.launches.get_launches()
if self.launches.launches is None:
_LOGGER.error("No data received")
return
try:
data = self.launches.launches[0]
self._state = data["name"]
self._attributes["launch_time"] = data["start"]
self._attributes["agency"] = data["agency"]
agency_country_code = data["agency_country_code"]
self._attributes["agency_country_code"] = agency_country_code
self._attributes["stream"] = data["stream"]
self._attributes[ATTR_ATTRIBUTION] = ATTRIBUTION
except (KeyError, IndexError) as error:
_LOGGER.debug("Error getting data, %s", error)
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def state(self):
"""Return the state of the sensor."""
return self._state
@property
def icon(self):
"""Return the icon of the sensor."""
return "mdi:rocket"
@property
def device_state_attributes(self):
"""Return attributes for the sensor."""
return self._attributes