core/homeassistant/components/solaredge/sensor.py

424 lines
14 KiB
Python

"""Support for SolarEdge Monitoring API."""
from datetime import timedelta
import logging
import voluptuous as vol
from requests.exceptions import HTTPError, ConnectTimeout
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import (
CONF_API_KEY, CONF_MONITORED_CONDITIONS, CONF_NAME, POWER_WATT,
ENERGY_WATT_HOUR)
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity import Entity
from homeassistant.util import Throttle
# Config for solaredge monitoring api requests.
CONF_SITE_ID = "site_id"
OVERVIEW_UPDATE_DELAY = timedelta(minutes=10)
DETAILS_UPDATE_DELAY = timedelta(hours=12)
INVENTORY_UPDATE_DELAY = timedelta(hours=12)
POWER_FLOW_UPDATE_DELAY = timedelta(minutes=10)
SCAN_INTERVAL = timedelta(minutes=10)
# Supported overview sensor types:
# Key: ['json_key', 'name', unit, icon]
SENSOR_TYPES = {
'lifetime_energy': ['lifeTimeData', "Lifetime energy",
ENERGY_WATT_HOUR, 'mdi:solar-power'],
'energy_this_year': ['lastYearData', "Energy this year",
ENERGY_WATT_HOUR, 'mdi:solar-power'],
'energy_this_month': ['lastMonthData', "Energy this month",
ENERGY_WATT_HOUR, 'mdi:solar-power'],
'energy_today': ['lastDayData', "Energy today",
ENERGY_WATT_HOUR, 'mdi:solar-power'],
'current_power': ['currentPower', "Current Power", POWER_WATT,
'mdi:solar-power'],
'site_details': [None, 'Site details', None, None],
'meters': ['meters', 'Meters', None, None],
'sensors': ['sensors', 'Sensors', None, None],
'gateways': ['gateways', 'Gateways', None, None],
'batteries': ['batteries', 'Batteries', None, None],
'inverters': ['inverters', 'Inverters', None, None],
'power_consumption': ['LOAD', 'Power Consumption', None, 'mdi:flash'],
'solar_power': ['PV', 'Solar Power', None, 'mdi:solar-power'],
'grid_power': ['GRID', 'Grid Power', None, 'mdi:power-plug'],
'storage_power': ['STORAGE', 'Storage Power', None, 'mdi:car-battery']
}
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_API_KEY): cv.string,
vol.Required(CONF_SITE_ID): cv.string,
vol.Optional(CONF_NAME, default='SolarEdge'): cv.string,
vol.Optional(CONF_MONITORED_CONDITIONS, default=['current_power']):
vol.All(cv.ensure_list, [vol.In(SENSOR_TYPES)])
})
_LOGGER = logging.getLogger(__name__)
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Create the SolarEdge Monitoring API sensor."""
import solaredge
api_key = config[CONF_API_KEY]
site_id = config[CONF_SITE_ID]
platform_name = config[CONF_NAME]
# Create new SolarEdge object to retrieve data
api = solaredge.Solaredge(api_key)
# Check if api can be reached and site is active
try:
response = api.get_details(site_id)
if response['details']['status'].lower() != 'active':
_LOGGER.error("SolarEdge site is not active")
return
_LOGGER.debug("Credentials correct and site is active")
except KeyError:
_LOGGER.error("Missing details data in solaredge response")
return
except (ConnectTimeout, HTTPError):
_LOGGER.error("Could not retrieve details from SolarEdge API")
return
# Create sensor factory that will create sensors based on sensor_key.
sensor_factory = SolarEdgeSensorFactory(platform_name, site_id, api)
# Create a new sensor for each sensor type.
entities = []
for sensor_key in config[CONF_MONITORED_CONDITIONS]:
sensor = sensor_factory.create_sensor(sensor_key)
if sensor is not None:
entities.append(sensor)
add_entities(entities, True)
class SolarEdgeSensorFactory:
"""Factory which creates sensors based on the sensor_key."""
def __init__(self, platform_name, site_id, api):
"""Initialize the factory."""
self.platform_name = platform_name
details = SolarEdgeDetailsDataService(api, site_id)
overview = SolarEdgeOverviewDataService(api, site_id)
inventory = SolarEdgeInventoryDataService(api, site_id)
flow = SolarEdgePowerFlowDataService(api, site_id)
self.services = {
'site_details': (SolarEdgeDetailsSensor, details)
}
for key in ['lifetime_energy', 'energy_this_year', 'energy_this_month',
'energy_today', 'current_power']:
self.services[key] = (SolarEdgeOverviewSensor, overview)
for key in ['meters', 'sensors', 'gateways', 'batteries', 'inverters']:
self.services[key] = (SolarEdgeInventorySensor, inventory)
for key in ['power_consumption', 'solar_power', 'grid_power',
'storage_power']:
self.services[key] = (SolarEdgePowerFlowSensor, flow)
def create_sensor(self, sensor_key):
"""Create and return a sensor based on the sensor_key."""
sensor_class, service = self.services[sensor_key]
return sensor_class(self.platform_name, sensor_key, service)
class SolarEdgeSensor(Entity):
"""Abstract class for a solaredge sensor."""
def __init__(self, platform_name, sensor_key, data_service):
"""Initialize the sensor."""
self.platform_name = platform_name
self.sensor_key = sensor_key
self.data_service = data_service
self._state = None
self._unit_of_measurement = SENSOR_TYPES[self.sensor_key][2]
self._icon = SENSOR_TYPES[self.sensor_key][3]
@property
def name(self):
"""Return the name."""
return "{} ({})".format(self.platform_name,
SENSOR_TYPES[self.sensor_key][1])
@property
def unit_of_measurement(self):
"""Return the unit of measurement."""
return self._unit_of_measurement
@property
def icon(self):
"""Return the sensor icon."""
return self._icon
@property
def state(self):
"""Return the state of the sensor."""
return self._state
class SolarEdgeOverviewSensor(SolarEdgeSensor):
"""Representation of an SolarEdge Monitoring API overview sensor."""
def __init__(self, platform_name, sensor_key, data_service):
"""Initialize the overview sensor."""
super().__init__(platform_name, sensor_key, data_service)
self._json_key = SENSOR_TYPES[self.sensor_key][0]
def update(self):
"""Get the latest data from the sensor and update the state."""
self.data_service.update()
self._state = self.data_service.data[self._json_key]
class SolarEdgeDetailsSensor(SolarEdgeSensor):
"""Representation of an SolarEdge Monitoring API details sensor."""
def __init__(self, platform_name, sensor_key, data_service):
"""Initialize the details sensor."""
super().__init__(platform_name, sensor_key, data_service)
self._attributes = {}
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
def update(self):
"""Get the latest details and update state and attributes."""
self.data_service.update()
self._state = self.data_service.data
self._attributes = self.data_service.attributes
class SolarEdgeInventorySensor(SolarEdgeSensor):
"""Representation of an SolarEdge Monitoring API inventory sensor."""
def __init__(self, platform_name, sensor_key, data_service):
"""Initialize the inventory sensor."""
super().__init__(platform_name, sensor_key, data_service)
self._json_key = SENSOR_TYPES[self.sensor_key][0]
self._attributes = {}
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
def update(self):
"""Get the latest inventory data and update state and attributes."""
self.data_service.update()
self._state = self.data_service.data[self._json_key]
self._attributes = self.data_service.attributes[self._json_key]
class SolarEdgePowerFlowSensor(SolarEdgeSensor):
"""Representation of an SolarEdge Monitoring API power flow sensor."""
def __init__(self, platform_name, sensor_key, data_service):
"""Initialize the power flow sensor."""
super().__init__(platform_name, sensor_key, data_service)
self._json_key = SENSOR_TYPES[self.sensor_key][0]
self._attributes = {}
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
def update(self):
"""Get the latest inventory data and update state and attributes."""
self.data_service.update()
self._state = self.data_service.data.get(self._json_key)
self._attributes = self.data_service.attributes.get(self._json_key)
self._unit_of_measurement = self.data_service.unit
class SolarEdgeDataService:
"""Get and update the latest data."""
def __init__(self, api, site_id):
"""Initialize the data object."""
self.api = api
self.site_id = site_id
self.data = {}
self.attributes = {}
class SolarEdgeOverviewDataService(SolarEdgeDataService):
"""Get and update the latest overview data."""
@Throttle(OVERVIEW_UPDATE_DELAY)
def update(self):
"""Update the data from the SolarEdge Monitoring API."""
try:
data = self.api.get_overview(self.site_id)
overview = data['overview']
except KeyError:
_LOGGER.error("Missing overview data, skipping update")
return
except (ConnectTimeout, HTTPError):
_LOGGER.error("Could not retrieve data, skipping update")
return
self.data = {}
for key, value in overview.items():
if key in ['lifeTimeData', 'lastYearData',
'lastMonthData', 'lastDayData']:
data = value['energy']
elif key in ['currentPower']:
data = value['power']
else:
data = value
self.data[key] = data
_LOGGER.debug("Updated SolarEdge overview: %s", self.data)
class SolarEdgeDetailsDataService(SolarEdgeDataService):
"""Get and update the latest details data."""
def __init__(self, api, site_id):
"""Initialize the details data service."""
super().__init__(api, site_id)
self.data = None
@Throttle(DETAILS_UPDATE_DELAY)
def update(self):
"""Update the data from the SolarEdge Monitoring API."""
from stringcase import snakecase
try:
data = self.api.get_details(self.site_id)
details = data['details']
except KeyError:
_LOGGER.error("Missing details data, skipping update")
return
except (ConnectTimeout, HTTPError):
_LOGGER.error("Could not retrieve data, skipping update")
return
self.data = None
self.attributes = {}
for key, value in details.items():
key = snakecase(key)
if key in ['primary_module']:
for module_key, module_value in value.items():
self.attributes[snakecase(module_key)] = module_value
elif key in ['peak_power', 'type', 'name', 'last_update_time',
'installation_date']:
self.attributes[key] = value
elif key == 'status':
self.data = value
_LOGGER.debug("Updated SolarEdge details: %s, %s",
self.data, self.attributes)
class SolarEdgeInventoryDataService(SolarEdgeDataService):
"""Get and update the latest inventory data."""
@Throttle(INVENTORY_UPDATE_DELAY)
def update(self):
"""Update the data from the SolarEdge Monitoring API."""
try:
data = self.api.get_inventory(self.site_id)
inventory = data['Inventory']
except KeyError:
_LOGGER.error("Missing inventory data, skipping update")
return
except (ConnectTimeout, HTTPError):
_LOGGER.error("Could not retrieve data, skipping update")
return
self.data = {}
self.attributes = {}
for key, value in inventory.items():
self.data[key] = len(value)
self.attributes[key] = {key: value}
_LOGGER.debug("Updated SolarEdge inventory: %s, %s",
self.data, self.attributes)
class SolarEdgePowerFlowDataService(SolarEdgeDataService):
"""Get and update the latest power flow data."""
def __init__(self, api, site_id):
"""Initialize the power flow data service."""
super().__init__(api, site_id)
self.unit = None
@Throttle(POWER_FLOW_UPDATE_DELAY)
def update(self):
"""Update the data from the SolarEdge Monitoring API."""
try:
data = self.api.get_current_power_flow(self.site_id)
power_flow = data['siteCurrentPowerFlow']
except KeyError:
_LOGGER.error("Missing power flow data, skipping update")
return
except (ConnectTimeout, HTTPError):
_LOGGER.error("Could not retrieve data, skipping update")
return
power_from = []
power_to = []
if 'connections' not in power_flow:
_LOGGER.error("Missing connections in power flow data")
return
for connection in power_flow['connections']:
power_from.append(connection['from'].lower())
power_to.append(connection['to'].lower())
self.data = {}
self.attributes = {}
self.unit = power_flow['unit']
for key, value in power_flow.items():
if key in ['LOAD', 'PV', 'GRID', 'STORAGE']:
self.data[key] = value['currentPower']
self.attributes[key] = {'status': value['status']}
if key in ['GRID']:
export = key.lower() in power_to
self.data[key] *= -1 if export else 1
self.attributes[key]['flow'] = ('export' if export
else 'import')
if key in ['STORAGE']:
charge = key.lower() in power_to
self.data[key] *= -1 if charge else 1
self.attributes[key]['flow'] = ('charge' if charge
else 'discharge')
_LOGGER.debug("Updated SolarEdge power flow: %s, %s",
self.data, self.attributes)