core/homeassistant/components/enphase_envoy/sensor.py

84 lines
2.7 KiB
Python

"""Support for Enphase Envoy solar energy monitor."""
import logging
import voluptuous as vol
from homeassistant.helpers.entity import Entity
from homeassistant.components.sensor import PLATFORM_SCHEMA
import homeassistant.helpers.config_validation as cv
from homeassistant.const import (
CONF_IP_ADDRESS, CONF_MONITORED_CONDITIONS, POWER_WATT)
_LOGGER = logging.getLogger(__name__)
SENSORS = {
"production": ("Envoy Current Energy Production", POWER_WATT),
"daily_production": ("Envoy Today's Energy Production", "Wh"),
"seven_days_production": ("Envoy Last Seven Days Energy Production", "Wh"),
"lifetime_production": ("Envoy Lifetime Energy Production", "Wh"),
"consumption": ("Envoy Current Energy Consumption", "W"),
"daily_consumption": ("Envoy Today's Energy Consumption", "Wh"),
"seven_days_consumption": ("Envoy Last Seven Days Energy Consumption",
"Wh"),
"lifetime_consumption": ("Envoy Lifetime Energy Consumption", "Wh")
}
ICON = 'mdi:flash'
CONST_DEFAULT_HOST = "envoy"
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_IP_ADDRESS, default=CONST_DEFAULT_HOST): cv.string,
vol.Optional(CONF_MONITORED_CONDITIONS, default=list(SENSORS)):
vol.All(cv.ensure_list, [vol.In(list(SENSORS))])})
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Enphase Envoy sensor."""
ip_address = config[CONF_IP_ADDRESS]
monitored_conditions = config[CONF_MONITORED_CONDITIONS]
# Iterate through the list of sensors
for condition in monitored_conditions:
add_entities([Envoy(ip_address, condition, SENSORS[condition][0],
SENSORS[condition][1])], True)
class Envoy(Entity):
"""Implementation of the Enphase Envoy sensors."""
def __init__(self, ip_address, sensor_type, name, unit):
"""Initialize the sensor."""
self._ip_address = ip_address
self._name = name
self._unit_of_measurement = unit
self._type = sensor_type
self._state = None
@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 unit_of_measurement(self):
"""Return the unit of measurement of this entity, if any."""
return self._unit_of_measurement
@property
def icon(self):
"""Icon to use in the frontend, if any."""
return ICON
def update(self):
"""Get the energy production data from the Enphase Envoy."""
from envoy_reader import EnvoyReader
self._state = getattr(EnvoyReader(self._ip_address), self._type)()