core/homeassistant/components/spotcrime/sensor.py

145 lines
4.2 KiB
Python

"""Sensor for Spot Crime."""
from collections import defaultdict
from datetime import timedelta
import logging
import spotcrime
import voluptuous as vol
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import (
ATTR_ATTRIBUTION,
ATTR_LATITUDE,
ATTR_LONGITUDE,
CONF_API_KEY,
CONF_EXCLUDE,
CONF_INCLUDE,
CONF_LATITUDE,
CONF_LONGITUDE,
CONF_NAME,
CONF_RADIUS,
)
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity import Entity
from homeassistant.util import slugify
_LOGGER = logging.getLogger(__name__)
CONF_DAYS = "days"
DEFAULT_DAYS = 1
NAME = "spotcrime"
EVENT_INCIDENT = f"{NAME}_incident"
SCAN_INTERVAL = timedelta(minutes=30)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_NAME): cv.string,
vol.Required(CONF_RADIUS): vol.Coerce(float),
vol.Required(CONF_API_KEY): cv.string,
vol.Inclusive(CONF_LATITUDE, "coordinates"): cv.latitude,
vol.Inclusive(CONF_LONGITUDE, "coordinates"): cv.longitude,
vol.Optional(CONF_DAYS, default=DEFAULT_DAYS): cv.positive_int,
vol.Optional(CONF_INCLUDE): vol.All(cv.ensure_list, [cv.string]),
vol.Optional(CONF_EXCLUDE): vol.All(cv.ensure_list, [cv.string]),
}
)
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Crime Reports platform."""
latitude = config.get(CONF_LATITUDE, hass.config.latitude)
longitude = config.get(CONF_LONGITUDE, hass.config.longitude)
name = config[CONF_NAME]
radius = config[CONF_RADIUS]
api_key = config[CONF_API_KEY]
days = config.get(CONF_DAYS)
include = config.get(CONF_INCLUDE)
exclude = config.get(CONF_EXCLUDE)
add_entities(
[
SpotCrimeSensor(
name, latitude, longitude, radius, include, exclude, api_key, days
)
],
True,
)
class SpotCrimeSensor(Entity):
"""Representation of a Spot Crime Sensor."""
def __init__(
self, name, latitude, longitude, radius, include, exclude, api_key, days
):
"""Initialize the Spot Crime sensor."""
self._name = name
self._include = include
self._exclude = exclude
self.api_key = api_key
self.days = days
self._spotcrime = spotcrime.SpotCrime(
(latitude, longitude),
radius,
self._include,
self._exclude,
self.api_key,
self.days,
)
self._attributes = None
self._state = None
self._previous_incidents = set()
self._attributes = {ATTR_ATTRIBUTION: spotcrime.ATTRIBUTION}
@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 device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
def _incident_event(self, incident):
data = {
"type": incident.get("type"),
"timestamp": incident.get("timestamp"),
"address": incident.get("location"),
}
if incident.get("coordinates"):
data.update(
{
ATTR_LATITUDE: incident.get("lat"),
ATTR_LONGITUDE: incident.get("lon"),
}
)
self.hass.bus.fire(EVENT_INCIDENT, data)
def update(self):
"""Update device state."""
incident_counts = defaultdict(int)
incidents = self._spotcrime.get_incidents()
if len(incidents) < len(self._previous_incidents):
self._previous_incidents = set()
for incident in incidents:
incident_type = slugify(incident.get("type"))
incident_counts[incident_type] += 1
if (
self._previous_incidents
and incident.get("id") not in self._previous_incidents
):
self._incident_event(incident)
self._previous_incidents.add(incident.get("id"))
self._attributes.update(incident_counts)
self._state = len(incidents)