119 lines
3.1 KiB
Python
119 lines
3.1 KiB
Python
"""Support for the AirNow sensor service."""
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from homeassistant.const import (
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ATTR_ATTRIBUTION,
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ATTR_DEVICE_CLASS,
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ATTR_ICON,
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CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
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CONCENTRATION_PARTS_PER_MILLION,
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)
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from .const import (
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ATTR_API_AQI,
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ATTR_API_AQI_DESCRIPTION,
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ATTR_API_AQI_LEVEL,
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ATTR_API_O3,
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ATTR_API_PM25,
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DOMAIN,
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SENSOR_AQI_ATTR_DESCR,
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SENSOR_AQI_ATTR_LEVEL,
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)
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ATTRIBUTION = "Data provided by AirNow"
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ATTR_LABEL = "label"
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ATTR_UNIT = "unit"
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PARALLEL_UPDATES = 1
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SENSOR_TYPES = {
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ATTR_API_AQI: {
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ATTR_DEVICE_CLASS: None,
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ATTR_ICON: "mdi:blur",
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ATTR_LABEL: ATTR_API_AQI,
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ATTR_UNIT: "aqi",
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},
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ATTR_API_PM25: {
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ATTR_DEVICE_CLASS: None,
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ATTR_ICON: "mdi:blur",
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ATTR_LABEL: ATTR_API_PM25,
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ATTR_UNIT: CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
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},
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ATTR_API_O3: {
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ATTR_DEVICE_CLASS: None,
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ATTR_ICON: "mdi:blur",
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ATTR_LABEL: ATTR_API_O3,
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ATTR_UNIT: CONCENTRATION_PARTS_PER_MILLION,
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},
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}
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up AirNow sensor entities based on a config entry."""
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coordinator = hass.data[DOMAIN][config_entry.entry_id]
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sensors = []
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for sensor in SENSOR_TYPES:
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sensors.append(AirNowSensor(coordinator, sensor))
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async_add_entities(sensors, False)
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class AirNowSensor(CoordinatorEntity):
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"""Define an AirNow sensor."""
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def __init__(self, coordinator, kind):
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"""Initialize."""
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super().__init__(coordinator)
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self.kind = kind
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self._device_class = None
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self._state = None
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self._icon = None
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self._unit_of_measurement = None
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self._attrs = {ATTR_ATTRIBUTION: ATTRIBUTION}
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@property
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def name(self):
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"""Return the name."""
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return f"AirNow {SENSOR_TYPES[self.kind][ATTR_LABEL]}"
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@property
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def state(self):
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"""Return the state."""
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self._state = self.coordinator.data[self.kind]
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return self._state
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@property
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def extra_state_attributes(self):
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"""Return the state attributes."""
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if self.kind == ATTR_API_AQI:
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self._attrs[SENSOR_AQI_ATTR_DESCR] = self.coordinator.data[
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ATTR_API_AQI_DESCRIPTION
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]
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self._attrs[SENSOR_AQI_ATTR_LEVEL] = self.coordinator.data[
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ATTR_API_AQI_LEVEL
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]
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return self._attrs
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@property
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def icon(self):
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"""Return the icon."""
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self._icon = SENSOR_TYPES[self.kind][ATTR_ICON]
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return self._icon
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@property
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def device_class(self):
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"""Return the device_class."""
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return SENSOR_TYPES[self.kind][ATTR_DEVICE_CLASS]
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@property
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def unique_id(self):
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"""Return a unique_id for this entity."""
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return f"{self.coordinator.latitude}-{self.coordinator.longitude}-{self.kind.lower()}"
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@property
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def unit_of_measurement(self):
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"""Return the unit the value is expressed in."""
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return SENSOR_TYPES[self.kind][ATTR_UNIT]
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