core/homeassistant/components/duke_energy/sensor.py

77 lines
2.2 KiB
Python

"""Support for Duke Energy Gas and Electric meters."""
import logging
from pydukeenergy.api import DukeEnergy, DukeEnergyException
import voluptuous as vol
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity import Entity
_LOGGER = logging.getLogger(__name__)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{vol.Required(CONF_USERNAME): cv.string, vol.Required(CONF_PASSWORD): cv.string}
)
LAST_BILL_USAGE = "last_bills_usage"
LAST_BILL_AVERAGE_USAGE = "last_bills_average_usage"
LAST_BILL_DAYS_BILLED = "last_bills_days_billed"
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up all Duke Energy meters."""
try:
duke = DukeEnergy(
config[CONF_USERNAME], config[CONF_PASSWORD], update_interval=120
)
except DukeEnergyException:
_LOGGER.error("Failed to set up Duke Energy")
return
add_entities([DukeEnergyMeter(meter) for meter in duke.get_meters()])
class DukeEnergyMeter(Entity):
"""Representation of a Duke Energy meter."""
def __init__(self, meter):
"""Initialize the meter."""
self.duke_meter = meter
@property
def name(self):
"""Return the name."""
return f"duke_energy_{self.duke_meter.id}"
@property
def unique_id(self):
"""Return the unique ID."""
return self.duke_meter.id
@property
def state(self):
"""Return yesterdays usage."""
return self.duke_meter.get_usage()
@property
def unit_of_measurement(self):
"""Return the unit of measurement this sensor expresses itself in."""
return self.duke_meter.get_unit()
@property
def device_state_attributes(self):
"""Return the state attributes."""
attributes = {
LAST_BILL_USAGE: self.duke_meter.get_total(),
LAST_BILL_AVERAGE_USAGE: self.duke_meter.get_average(),
LAST_BILL_DAYS_BILLED: self.duke_meter.get_days_billed(),
}
return attributes
def update(self):
"""Update meter."""
self.duke_meter.update()