251 lines
8.0 KiB
Python
251 lines
8.0 KiB
Python
"""Support for Met.no weather service."""
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from __future__ import annotations
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from types import MappingProxyType
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from typing import TYPE_CHECKING, Any
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from homeassistant.components.weather import (
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ATTR_FORECAST_CONDITION,
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ATTR_FORECAST_TIME,
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ATTR_WEATHER_CLOUD_COVERAGE,
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ATTR_WEATHER_DEW_POINT,
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ATTR_WEATHER_HUMIDITY,
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ATTR_WEATHER_PRESSURE,
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ATTR_WEATHER_TEMPERATURE,
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ATTR_WEATHER_UV_INDEX,
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ATTR_WEATHER_WIND_BEARING,
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ATTR_WEATHER_WIND_GUST_SPEED,
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ATTR_WEATHER_WIND_SPEED,
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DOMAIN as WEATHER_DOMAIN,
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Forecast,
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SingleCoordinatorWeatherEntity,
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WeatherEntityFeature,
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)
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from homeassistant.const import (
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CONF_LATITUDE,
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CONF_LONGITUDE,
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CONF_NAME,
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UnitOfPrecipitationDepth,
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UnitOfPressure,
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UnitOfSpeed,
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UnitOfTemperature,
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)
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers import entity_registry as er, sun
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from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.util.unit_system import METRIC_SYSTEM
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from . import MetWeatherConfigEntry
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from .const import (
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ATTR_CONDITION_CLEAR_NIGHT,
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ATTR_CONDITION_SUNNY,
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ATTR_MAP,
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CONDITIONS_MAP,
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CONF_TRACK_HOME,
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DOMAIN,
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FORECAST_MAP,
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)
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from .coordinator import MetDataUpdateCoordinator
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DEFAULT_NAME = "Met.no"
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: MetWeatherConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Add a weather entity from a config_entry."""
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coordinator = config_entry.runtime_data
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entity_registry = er.async_get(hass)
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name: str | None
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is_metric = hass.config.units is METRIC_SYSTEM
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if config_entry.data.get(CONF_TRACK_HOME, False):
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name = hass.config.location_name
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else:
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name = config_entry.data.get(CONF_NAME, DEFAULT_NAME)
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if TYPE_CHECKING:
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assert isinstance(name, str)
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entities = [MetWeather(coordinator, config_entry, name, is_metric)]
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# Remove hourly entity from legacy config entries
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if hourly_entity_id := entity_registry.async_get_entity_id(
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WEATHER_DOMAIN,
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DOMAIN,
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_calculate_unique_id(config_entry.data, True),
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):
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entity_registry.async_remove(hourly_entity_id)
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async_add_entities(entities)
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def _calculate_unique_id(config: MappingProxyType[str, Any], hourly: bool) -> str:
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"""Calculate unique ID."""
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name_appendix = ""
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if hourly:
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name_appendix = "-hourly"
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if config.get(CONF_TRACK_HOME):
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return f"home{name_appendix}"
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return f"{config[CONF_LATITUDE]}-{config[CONF_LONGITUDE]}{name_appendix}"
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def format_condition(condition: str) -> str:
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"""Return condition from dict CONDITIONS_MAP."""
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for key, value in CONDITIONS_MAP.items():
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if condition in value:
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return key
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return condition
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class MetWeather(SingleCoordinatorWeatherEntity[MetDataUpdateCoordinator]):
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"""Implementation of a Met.no weather condition."""
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_attr_attribution = (
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"Weather forecast from met.no, delivered by the Norwegian "
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"Meteorological Institute."
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)
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_attr_has_entity_name = True
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_attr_native_temperature_unit = UnitOfTemperature.CELSIUS
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_attr_native_precipitation_unit = UnitOfPrecipitationDepth.MILLIMETERS
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_attr_native_pressure_unit = UnitOfPressure.HPA
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_attr_native_wind_speed_unit = UnitOfSpeed.KILOMETERS_PER_HOUR
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_attr_supported_features = (
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WeatherEntityFeature.FORECAST_DAILY | WeatherEntityFeature.FORECAST_HOURLY
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)
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def __init__(
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self,
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coordinator: MetDataUpdateCoordinator,
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config_entry: MetWeatherConfigEntry,
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name: str,
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is_metric: bool,
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) -> None:
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"""Initialise the platform with a data instance and site."""
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super().__init__(coordinator)
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self._attr_unique_id = _calculate_unique_id(config_entry.data, False)
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self._config = config_entry.data
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self._is_metric = is_metric
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self._attr_device_info = DeviceInfo(
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name="Forecast",
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entry_type=DeviceEntryType.SERVICE,
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identifiers={(DOMAIN, config_entry.entry_id)},
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manufacturer="Met.no",
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model="Forecast",
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configuration_url="https://www.met.no/en",
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)
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self._attr_track_home = self._config.get(CONF_TRACK_HOME, False)
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self._attr_name = name
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@property
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def condition(self) -> str | None:
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"""Return the current condition."""
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condition = self.coordinator.data.current_weather_data.get("condition")
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if condition is None:
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return None
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if condition == ATTR_CONDITION_SUNNY and not sun.is_up(self.hass):
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condition = ATTR_CONDITION_CLEAR_NIGHT
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return format_condition(condition)
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@property
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def native_temperature(self) -> float | None:
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"""Return the temperature."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_TEMPERATURE]
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)
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@property
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def native_pressure(self) -> float | None:
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"""Return the pressure."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_PRESSURE]
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)
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@property
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def humidity(self) -> float | None:
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"""Return the humidity."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_HUMIDITY]
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)
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@property
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def native_wind_speed(self) -> float | None:
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"""Return the wind speed."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_WIND_SPEED]
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)
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@property
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def wind_bearing(self) -> float | str | None:
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"""Return the wind direction."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_WIND_BEARING]
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)
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@property
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def native_wind_gust_speed(self) -> float | None:
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"""Return the wind gust speed in native units."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_WIND_GUST_SPEED]
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)
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@property
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def cloud_coverage(self) -> float | None:
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"""Return the cloud coverage."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_CLOUD_COVERAGE]
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)
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@property
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def native_dew_point(self) -> float | None:
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"""Return the dew point."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_DEW_POINT]
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)
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@property
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def uv_index(self) -> float | None:
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"""Return the uv index."""
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return self.coordinator.data.current_weather_data.get(
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ATTR_MAP[ATTR_WEATHER_UV_INDEX]
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)
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def _forecast(self, hourly: bool) -> list[Forecast] | None:
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"""Return the forecast array."""
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if hourly:
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met_forecast = self.coordinator.data.hourly_forecast
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else:
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met_forecast = self.coordinator.data.daily_forecast
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required_keys = {"temperature", ATTR_FORECAST_TIME}
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ha_forecast: list[Forecast] = []
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for met_item in met_forecast:
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if not set(met_item).issuperset(required_keys):
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continue
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ha_item = {
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k: met_item[v]
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for k, v in FORECAST_MAP.items()
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if met_item.get(v) is not None
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}
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if ha_item.get(ATTR_FORECAST_CONDITION):
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ha_item[ATTR_FORECAST_CONDITION] = format_condition(
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ha_item[ATTR_FORECAST_CONDITION]
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)
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ha_forecast.append(ha_item) # type: ignore[arg-type]
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return ha_forecast
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@callback
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def _async_forecast_daily(self) -> list[Forecast] | None:
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"""Return the daily forecast in native units."""
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return self._forecast(False)
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@callback
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def _async_forecast_hourly(self) -> list[Forecast] | None:
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"""Return the hourly forecast in native units."""
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return self._forecast(True)
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