core/homeassistant/components/airvisual/__init__.py

381 lines
12 KiB
Python

"""The airvisual component."""
import asyncio
from datetime import timedelta
from pyairvisual import Client
from pyairvisual.errors import AirVisualError, NodeProError
import voluptuous as vol
from homeassistant.config_entries import SOURCE_IMPORT
from homeassistant.const import (
ATTR_ATTRIBUTION,
CONF_API_KEY,
CONF_IP_ADDRESS,
CONF_LATITUDE,
CONF_LONGITUDE,
CONF_PASSWORD,
CONF_SHOW_ON_MAP,
CONF_STATE,
)
from homeassistant.core import callback
from homeassistant.helpers import aiohttp_client, config_validation as cv
from homeassistant.helpers.dispatcher import (
async_dispatcher_connect,
async_dispatcher_send,
)
from homeassistant.helpers.entity import Entity
from homeassistant.helpers.event import async_track_time_interval
from .const import (
CONF_CITY,
CONF_COUNTRY,
CONF_GEOGRAPHIES,
CONF_INTEGRATION_TYPE,
DATA_CLIENT,
DOMAIN,
INTEGRATION_TYPE_GEOGRAPHY,
INTEGRATION_TYPE_NODE_PRO,
LOGGER,
TOPIC_UPDATE,
)
PLATFORMS = ["air_quality", "sensor"]
DATA_LISTENER = "listener"
DEFAULT_ATTRIBUTION = "Data provided by AirVisual"
DEFAULT_GEOGRAPHY_SCAN_INTERVAL = timedelta(minutes=10)
DEFAULT_NODE_PRO_SCAN_INTERVAL = timedelta(minutes=1)
DEFAULT_OPTIONS = {CONF_SHOW_ON_MAP: True}
GEOGRAPHY_COORDINATES_SCHEMA = vol.Schema(
{
vol.Required(CONF_LATITUDE): cv.latitude,
vol.Required(CONF_LONGITUDE): cv.longitude,
}
)
GEOGRAPHY_PLACE_SCHEMA = vol.Schema(
{
vol.Required(CONF_CITY): cv.string,
vol.Required(CONF_STATE): cv.string,
vol.Required(CONF_COUNTRY): cv.string,
}
)
CLOUD_API_SCHEMA = vol.Schema(
{
vol.Required(CONF_API_KEY): cv.string,
vol.Optional(CONF_GEOGRAPHIES, default=[]): vol.All(
cv.ensure_list,
[vol.Any(GEOGRAPHY_COORDINATES_SCHEMA, GEOGRAPHY_PLACE_SCHEMA)],
),
}
)
CONFIG_SCHEMA = vol.Schema({DOMAIN: CLOUD_API_SCHEMA}, extra=vol.ALLOW_EXTRA)
@callback
def async_get_geography_id(geography_dict):
"""Generate a unique ID from a geography dict."""
if not geography_dict:
return
if CONF_CITY in geography_dict:
return ", ".join(
(
geography_dict[CONF_CITY],
geography_dict[CONF_STATE],
geography_dict[CONF_COUNTRY],
)
)
return ", ".join(
(str(geography_dict[CONF_LATITUDE]), str(geography_dict[CONF_LONGITUDE]))
)
async def async_setup(hass, config):
"""Set up the AirVisual component."""
hass.data[DOMAIN] = {DATA_CLIENT: {}, DATA_LISTENER: {}}
if DOMAIN not in config:
return True
conf = config[DOMAIN]
for geography in conf.get(
CONF_GEOGRAPHIES,
[{CONF_LATITUDE: hass.config.latitude, CONF_LONGITUDE: hass.config.longitude}],
):
hass.async_create_task(
hass.config_entries.flow.async_init(
DOMAIN,
context={"source": SOURCE_IMPORT},
data={CONF_API_KEY: conf[CONF_API_KEY], **geography},
)
)
return True
@callback
def _standardize_geography_config_entry(hass, config_entry):
"""Ensure that geography config entries have appropriate properties."""
entry_updates = {}
if not config_entry.unique_id:
# If the config entry doesn't already have a unique ID, set one:
entry_updates["unique_id"] = config_entry.data[CONF_API_KEY]
if not config_entry.options:
# If the config entry doesn't already have any options set, set defaults:
entry_updates["options"] = {CONF_SHOW_ON_MAP: True}
if CONF_INTEGRATION_TYPE not in config_entry.data:
# If the config entry data doesn't contain the integration type, add it:
entry_updates["data"] = {
**config_entry.data,
CONF_INTEGRATION_TYPE: INTEGRATION_TYPE_GEOGRAPHY,
}
if not entry_updates:
return
hass.config_entries.async_update_entry(config_entry, **entry_updates)
@callback
def _standardize_node_pro_config_entry(hass, config_entry):
"""Ensure that Node/Pro config entries have appropriate properties."""
entry_updates = {}
if CONF_INTEGRATION_TYPE not in config_entry.data:
# If the config entry data doesn't contain the integration type, add it:
entry_updates["data"] = {
**config_entry.data,
CONF_INTEGRATION_TYPE: INTEGRATION_TYPE_NODE_PRO,
}
if not entry_updates:
return
hass.config_entries.async_update_entry(config_entry, **entry_updates)
async def async_setup_entry(hass, config_entry):
"""Set up AirVisual as config entry."""
websession = aiohttp_client.async_get_clientsession(hass)
if CONF_API_KEY in config_entry.data:
_standardize_geography_config_entry(hass, config_entry)
airvisual = AirVisualGeographyData(
hass,
Client(api_key=config_entry.data[CONF_API_KEY], session=websession),
config_entry,
)
# Only geography-based entries have options:
config_entry.add_update_listener(async_update_options)
else:
_standardize_node_pro_config_entry(hass, config_entry)
airvisual = AirVisualNodeProData(hass, Client(session=websession), config_entry)
await airvisual.async_update()
hass.data[DOMAIN][DATA_CLIENT][config_entry.entry_id] = airvisual
for component in PLATFORMS:
hass.async_create_task(
hass.config_entries.async_forward_entry_setup(config_entry, component)
)
async def refresh(event_time):
"""Refresh data from AirVisual."""
await airvisual.async_update()
hass.data[DOMAIN][DATA_LISTENER][config_entry.entry_id] = async_track_time_interval(
hass, refresh, airvisual.scan_interval
)
return True
async def async_migrate_entry(hass, config_entry):
"""Migrate an old config entry."""
version = config_entry.version
LOGGER.debug("Migrating from version %s", version)
# 1 -> 2: One geography per config entry
if version == 1:
version = config_entry.version = 2
# Update the config entry to only include the first geography (there is always
# guaranteed to be at least one):
geographies = list(config_entry.data[CONF_GEOGRAPHIES])
first_geography = geographies.pop(0)
first_id = async_get_geography_id(first_geography)
hass.config_entries.async_update_entry(
config_entry,
unique_id=first_id,
title=f"Cloud API ({first_id})",
data={CONF_API_KEY: config_entry.data[CONF_API_KEY], **first_geography},
)
# For any geographies that remain, create a new config entry for each one:
for geography in geographies:
hass.async_create_task(
hass.config_entries.flow.async_init(
DOMAIN,
context={"source": SOURCE_IMPORT},
data={CONF_API_KEY: config_entry.data[CONF_API_KEY], **geography},
)
)
LOGGER.info("Migration to version %s successful", version)
return True
async def async_unload_entry(hass, config_entry):
"""Unload an AirVisual config entry."""
unload_ok = all(
await asyncio.gather(
*[
hass.config_entries.async_forward_entry_unload(config_entry, component)
for component in PLATFORMS
]
)
)
if unload_ok:
hass.data[DOMAIN][DATA_CLIENT].pop(config_entry.entry_id)
remove_listener = hass.data[DOMAIN][DATA_LISTENER].pop(config_entry.entry_id)
remove_listener()
return unload_ok
async def async_update_options(hass, config_entry):
"""Handle an options update."""
airvisual = hass.data[DOMAIN][DATA_CLIENT][config_entry.entry_id]
airvisual.async_update_options(config_entry.options)
class AirVisualEntity(Entity):
"""Define a generic AirVisual entity."""
def __init__(self, airvisual):
"""Initialize."""
self._airvisual = airvisual
self._attrs = {ATTR_ATTRIBUTION: DEFAULT_ATTRIBUTION}
self._icon = None
self._unit = None
@property
def device_state_attributes(self):
"""Return the device state attributes."""
return self._attrs
@property
def icon(self):
"""Return the icon."""
return self._icon
@property
def unit_of_measurement(self):
"""Return the unit the value is expressed in."""
return self._unit
async def async_added_to_hass(self):
"""Register callbacks."""
@callback
def update():
"""Update the state."""
self.update_from_latest_data()
self.async_write_ha_state()
self.async_on_remove(
async_dispatcher_connect(self.hass, self._airvisual.topic_update, update)
)
self.update_from_latest_data()
@callback
def update_from_latest_data(self):
"""Update the entity from the latest data."""
raise NotImplementedError
class AirVisualGeographyData:
"""Define a class to manage data from the AirVisual cloud API."""
def __init__(self, hass, client, config_entry):
"""Initialize."""
self._client = client
self._hass = hass
self.data = {}
self.geography_data = config_entry.data
self.geography_id = config_entry.unique_id
self.integration_type = INTEGRATION_TYPE_GEOGRAPHY
self.options = config_entry.options
self.scan_interval = DEFAULT_GEOGRAPHY_SCAN_INTERVAL
self.topic_update = TOPIC_UPDATE.format(config_entry.unique_id)
async def async_update(self):
"""Get new data for all locations from the AirVisual cloud API."""
if CONF_CITY in self.geography_data:
api_coro = self._client.api.city(
self.geography_data[CONF_CITY],
self.geography_data[CONF_STATE],
self.geography_data[CONF_COUNTRY],
)
else:
api_coro = self._client.api.nearest_city(
self.geography_data[CONF_LATITUDE], self.geography_data[CONF_LONGITUDE],
)
try:
self.data[self.geography_id] = await api_coro
except AirVisualError as err:
LOGGER.error("Error while retrieving data: %s", err)
self.data[self.geography_id] = {}
LOGGER.debug("Received new geography data")
async_dispatcher_send(self._hass, self.topic_update)
@callback
def async_update_options(self, options):
"""Update the data manager's options."""
self.options = options
async_dispatcher_send(self._hass, self.topic_update)
class AirVisualNodeProData:
"""Define a class to manage data from an AirVisual Node/Pro."""
def __init__(self, hass, client, config_entry):
"""Initialize."""
self._client = client
self._hass = hass
self._password = config_entry.data[CONF_PASSWORD]
self.data = {}
self.integration_type = INTEGRATION_TYPE_NODE_PRO
self.ip_address = config_entry.data[CONF_IP_ADDRESS]
self.scan_interval = DEFAULT_NODE_PRO_SCAN_INTERVAL
self.topic_update = TOPIC_UPDATE.format(config_entry.data[CONF_IP_ADDRESS])
async def async_update(self):
"""Get new data from the Node/Pro."""
try:
self.data = await self._client.node.from_samba(
self.ip_address, self._password, include_history=False
)
except NodeProError as err:
LOGGER.error("Error while retrieving Node/Pro data: %s", err)
self.data = {}
return
LOGGER.debug("Received new Node/Pro data")
async_dispatcher_send(self._hass, self.topic_update)