core/homeassistant/components/usps/sensor.py

128 lines
3.3 KiB
Python

"""Sensor for USPS packages."""
from collections import defaultdict
import logging
from homeassistant.const import ATTR_ATTRIBUTION, ATTR_DATE
from homeassistant.helpers.entity import Entity
from homeassistant.util import slugify
from homeassistant.util.dt import now
from . import DATA_USPS
_LOGGER = logging.getLogger(__name__)
DEPENDENCIES = ['usps']
STATUS_DELIVERED = 'delivered'
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the USPS platform."""
if discovery_info is None:
return
usps = hass.data[DATA_USPS]
add_entities([USPSPackageSensor(usps), USPSMailSensor(usps)], True)
class USPSPackageSensor(Entity):
"""USPS Package Sensor."""
def __init__(self, usps):
"""Initialize the sensor."""
self._usps = usps
self._name = self._usps.name
self._attributes = None
self._state = None
@property
def name(self):
"""Return the name of the sensor."""
return '{} packages'.format(self._name)
@property
def state(self):
"""Return the state of the sensor."""
return self._state
def update(self):
"""Update device state."""
self._usps.update()
status_counts = defaultdict(int)
for package in self._usps.packages:
status = slugify(package['primary_status'])
if status == STATUS_DELIVERED and \
package['delivery_date'] < now().date():
continue
status_counts[status] += 1
self._attributes = {
ATTR_ATTRIBUTION: self._usps.attribution
}
self._attributes.update(status_counts)
self._state = sum(status_counts.values())
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
@property
def icon(self):
"""Return the icon to use in the frontend."""
return 'mdi:package-variant-closed'
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this entity, if any."""
return 'packages'
class USPSMailSensor(Entity):
"""USPS Mail Sensor."""
def __init__(self, usps):
"""Initialize the sensor."""
self._usps = usps
self._name = self._usps.name
self._attributes = None
self._state = None
@property
def name(self):
"""Return the name of the sensor."""
return '{} mail'.format(self._name)
@property
def state(self):
"""Return the state of the sensor."""
return self._state
def update(self):
"""Update device state."""
self._usps.update()
if self._usps.mail is not None:
self._state = len(self._usps.mail)
else:
self._state = 0
@property
def device_state_attributes(self):
"""Return the state attributes."""
attr = {}
attr[ATTR_ATTRIBUTION] = self._usps.attribution
try:
attr[ATTR_DATE] = str(self._usps.mail[0]['date'])
except IndexError:
pass
return attr
@property
def icon(self):
"""Icon to use in the frontend."""
return 'mdi:mailbox'
@property
def unit_of_measurement(self):
"""Return the unit of measurement of this entity, if any."""
return 'pieces'