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mirror of https://github.com/home-assistant/core synced 2024-08-02 23:40:32 +02:00
ha-core/homeassistant/components/air_quality/__init__.py

155 lines
4.5 KiB
Python

"""Component for handling Air Quality data for your location."""
from __future__ import annotations
from datetime import timedelta
import logging
from typing import Final, final
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONCENTRATION_MICROGRAMS_PER_CUBIC_METER
from homeassistant.core import HomeAssistant
from homeassistant.helpers.config_validation import ( # noqa: F401
PLATFORM_SCHEMA,
PLATFORM_SCHEMA_BASE,
)
from homeassistant.helpers.entity import Entity
from homeassistant.helpers.entity_component import EntityComponent
from homeassistant.helpers.typing import ConfigType, StateType
_LOGGER: Final = logging.getLogger(__name__)
ATTR_AQI: Final = "air_quality_index"
ATTR_CO2: Final = "carbon_dioxide"
ATTR_CO: Final = "carbon_monoxide"
ATTR_N2O: Final = "nitrogen_oxide"
ATTR_NO: Final = "nitrogen_monoxide"
ATTR_NO2: Final = "nitrogen_dioxide"
ATTR_OZONE: Final = "ozone"
ATTR_PM_0_1: Final = "particulate_matter_0_1"
ATTR_PM_10: Final = "particulate_matter_10"
ATTR_PM_2_5: Final = "particulate_matter_2_5"
ATTR_SO2: Final = "sulphur_dioxide"
DOMAIN: Final = "air_quality"
ENTITY_ID_FORMAT: Final = DOMAIN + ".{}"
SCAN_INTERVAL: Final = timedelta(seconds=30)
PROP_TO_ATTR: Final[dict[str, str]] = {
"air_quality_index": ATTR_AQI,
"carbon_dioxide": ATTR_CO2,
"carbon_monoxide": ATTR_CO,
"nitrogen_oxide": ATTR_N2O,
"nitrogen_monoxide": ATTR_NO,
"nitrogen_dioxide": ATTR_NO2,
"ozone": ATTR_OZONE,
"particulate_matter_0_1": ATTR_PM_0_1,
"particulate_matter_10": ATTR_PM_10,
"particulate_matter_2_5": ATTR_PM_2_5,
"sulphur_dioxide": ATTR_SO2,
}
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up the air quality component."""
component = hass.data[DOMAIN] = EntityComponent(
_LOGGER, DOMAIN, hass, SCAN_INTERVAL
)
await component.async_setup(config)
return True
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up a config entry."""
component: EntityComponent = hass.data[DOMAIN]
return await component.async_setup_entry(entry)
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
component: EntityComponent = hass.data[DOMAIN]
return await component.async_unload_entry(entry)
class AirQualityEntity(Entity):
"""ABC for air quality data."""
@property
def particulate_matter_2_5(self) -> StateType:
"""Return the particulate matter 2.5 level."""
raise NotImplementedError()
@property
def particulate_matter_10(self) -> StateType:
"""Return the particulate matter 10 level."""
return None
@property
def particulate_matter_0_1(self) -> StateType:
"""Return the particulate matter 0.1 level."""
return None
@property
def air_quality_index(self) -> StateType:
"""Return the Air Quality Index (AQI)."""
return None
@property
def ozone(self) -> StateType:
"""Return the O3 (ozone) level."""
return None
@property
def carbon_monoxide(self) -> StateType:
"""Return the CO (carbon monoxide) level."""
return None
@property
def carbon_dioxide(self) -> StateType:
"""Return the CO2 (carbon dioxide) level."""
return None
@property
def sulphur_dioxide(self) -> StateType:
"""Return the SO2 (sulphur dioxide) level."""
return None
@property
def nitrogen_oxide(self) -> StateType:
"""Return the N2O (nitrogen oxide) level."""
return None
@property
def nitrogen_monoxide(self) -> StateType:
"""Return the NO (nitrogen monoxide) level."""
return None
@property
def nitrogen_dioxide(self) -> StateType:
"""Return the NO2 (nitrogen dioxide) level."""
return None
@final
@property
def state_attributes(self) -> dict[str, str | int | float]:
"""Return the state attributes."""
data: dict[str, str | int | float] = {}
for prop, attr in PROP_TO_ATTR.items():
value = getattr(self, prop)
if value is not None:
data[attr] = value
return data
@property
def state(self) -> StateType:
"""Return the current state."""
return self.particulate_matter_2_5
@property
def unit_of_measurement(self) -> str:
"""Return the unit of measurement of this entity."""
return CONCENTRATION_MICROGRAMS_PER_CUBIC_METER