Move met coordinator to own module (#103546)

homeassistant/components/met/__init__.py

@@ -1,29 +1,12 @@
 """The met component."""
 from __future__ import annotations
 
-from collections.abc import Callable
-from datetime import timedelta
 import logging
-from random import randrange
-from types import MappingProxyType
-from typing import Any, Self
-
-import metno
 
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import (
-    CONF_ELEVATION,
-    CONF_LATITUDE,
-    CONF_LONGITUDE,
-    EVENT_CORE_CONFIG_UPDATE,
-    Platform,
-)
-from homeassistant.core import Event, HomeAssistant
-from homeassistant.exceptions import HomeAssistantError
+from homeassistant.const import Platform
+from homeassistant.core import HomeAssistant
 from homeassistant.helpers import device_registry as dr
-from homeassistant.helpers.aiohttp_client import async_get_clientsession
-from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
-from homeassistant.util import dt as dt_util
 
 from .const import (
     CONF_TRACK_HOME,
@@ -31,9 +14,7 @@ from .const import (
     DEFAULT_HOME_LONGITUDE,
     DOMAIN,
 )
-
-# Dedicated Home Assistant endpoint - do not change!
-URL = "https://aa015h6buqvih86i1.api.met.no/weatherapi/locationforecast/2.0/complete"
+from .coordinator import MetDataUpdateCoordinator
 
 PLATFORMS = [Platform.WEATHER]
 
@@ -98,98 +79,3 @@ async def cleanup_old_device(hass: HomeAssistant) -> None:
     if device:
         _LOGGER.debug("Removing improper device %s", device.name)
         device_reg.async_remove_device(device.id)
-
-
-class CannotConnect(HomeAssistantError):
-    """Unable to connect to the web site."""
-
-
-class MetDataUpdateCoordinator(DataUpdateCoordinator["MetWeatherData"]):
-    """Class to manage fetching Met data."""
-
-    def __init__(self, hass: HomeAssistant, config_entry: ConfigEntry) -> None:
-        """Initialize global Met data updater."""
-        self._unsub_track_home: Callable[[], None] | None = None
-        self.weather = MetWeatherData(hass, config_entry.data)
-        self.weather.set_coordinates()
-
-        update_interval = timedelta(minutes=randrange(55, 65))
-
-        super().__init__(hass, _LOGGER, name=DOMAIN, update_interval=update_interval)
-
-    async def _async_update_data(self) -> MetWeatherData:
-        """Fetch data from Met."""
-        try:
-            return await self.weather.fetch_data()
-        except Exception as err:
-            raise UpdateFailed(f"Update failed: {err}") from err
-
-    def track_home(self) -> None:
-        """Start tracking changes to HA home setting."""
-        if self._unsub_track_home:
-            return
-
-        async def _async_update_weather_data(_event: Event | None = None) -> None:
-            """Update weather data."""
-            if self.weather.set_coordinates():
-                await self.async_refresh()
-
-        self._unsub_track_home = self.hass.bus.async_listen(
-            EVENT_CORE_CONFIG_UPDATE, _async_update_weather_data
-        )
-
-    def untrack_home(self) -> None:
-        """Stop tracking changes to HA home setting."""
-        if self._unsub_track_home:
-            self._unsub_track_home()
-            self._unsub_track_home = None
-
-
-class MetWeatherData:
-    """Keep data for Met.no weather entities."""
-
-    def __init__(self, hass: HomeAssistant, config: MappingProxyType[str, Any]) -> None:
-        """Initialise the weather entity data."""
-        self.hass = hass
-        self._config = config
-        self._weather_data: metno.MetWeatherData
-        self.current_weather_data: dict = {}
-        self.daily_forecast: list[dict] = []
-        self.hourly_forecast: list[dict] = []
-        self._coordinates: dict[str, str] | None = None
-
-    def set_coordinates(self) -> bool:
-        """Weather data initialization - set the coordinates."""
-        if self._config.get(CONF_TRACK_HOME, False):
-            latitude = self.hass.config.latitude
-            longitude = self.hass.config.longitude
-            elevation = self.hass.config.elevation
-        else:
-            latitude = self._config[CONF_LATITUDE]
-            longitude = self._config[CONF_LONGITUDE]
-            elevation = self._config[CONF_ELEVATION]
-
-        coordinates = {
-            "lat": str(latitude),
-            "lon": str(longitude),
-            "msl": str(elevation),
-        }
-        if coordinates == self._coordinates:
-            return False
-        self._coordinates = coordinates
-
-        self._weather_data = metno.MetWeatherData(
-            coordinates, async_get_clientsession(self.hass), api_url=URL
-        )
-        return True
-
-    async def fetch_data(self) -> Self:
-        """Fetch data from API - (current weather and forecast)."""
-        resp = await self._weather_data.fetching_data()
-        if not resp:
-            raise CannotConnect()
-        self.current_weather_data = self._weather_data.get_current_weather()
-        time_zone = dt_util.DEFAULT_TIME_ZONE
-        self.daily_forecast = self._weather_data.get_forecast(time_zone, False, 0)
-        self.hourly_forecast = self._weather_data.get_forecast(time_zone, True)
-        return self

homeassistant/components/met/coordinator.py

@@ -0,0 +1,126 @@
+"""DataUpdateCoordinator for Met.no integration."""
+from __future__ import annotations
+
+from collections.abc import Callable
+from datetime import timedelta
+import logging
+from random import randrange
+from types import MappingProxyType
+from typing import Any, Self
+
+import metno
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import (
+    CONF_ELEVATION,
+    CONF_LATITUDE,
+    CONF_LONGITUDE,
+    EVENT_CORE_CONFIG_UPDATE,
+)
+from homeassistant.core import Event, HomeAssistant
+from homeassistant.exceptions import HomeAssistantError
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
+from homeassistant.util import dt as dt_util
+
+from .const import CONF_TRACK_HOME, DOMAIN
+
+# Dedicated Home Assistant endpoint - do not change!
+URL = "https://aa015h6buqvih86i1.api.met.no/weatherapi/locationforecast/2.0/complete"
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class CannotConnect(HomeAssistantError):
+    """Unable to connect to the web site."""
+
+
+class MetWeatherData:
+    """Keep data for Met.no weather entities."""
+
+    def __init__(self, hass: HomeAssistant, config: MappingProxyType[str, Any]) -> None:
+        """Initialise the weather entity data."""
+        self.hass = hass
+        self._config = config
+        self._weather_data: metno.MetWeatherData
+        self.current_weather_data: dict = {}
+        self.daily_forecast: list[dict] = []
+        self.hourly_forecast: list[dict] = []
+        self._coordinates: dict[str, str] | None = None
+
+    def set_coordinates(self) -> bool:
+        """Weather data initialization - set the coordinates."""
+        if self._config.get(CONF_TRACK_HOME, False):
+            latitude = self.hass.config.latitude
+            longitude = self.hass.config.longitude
+            elevation = self.hass.config.elevation
+        else:
+            latitude = self._config[CONF_LATITUDE]
+            longitude = self._config[CONF_LONGITUDE]
+            elevation = self._config[CONF_ELEVATION]
+
+        coordinates = {
+            "lat": str(latitude),
+            "lon": str(longitude),
+            "msl": str(elevation),
+        }
+        if coordinates == self._coordinates:
+            return False
+        self._coordinates = coordinates
+
+        self._weather_data = metno.MetWeatherData(
+            coordinates, async_get_clientsession(self.hass), api_url=URL
+        )
+        return True
+
+    async def fetch_data(self) -> Self:
+        """Fetch data from API - (current weather and forecast)."""
+        resp = await self._weather_data.fetching_data()
+        if not resp:
+            raise CannotConnect()
+        self.current_weather_data = self._weather_data.get_current_weather()
+        time_zone = dt_util.DEFAULT_TIME_ZONE
+        self.daily_forecast = self._weather_data.get_forecast(time_zone, False, 0)
+        self.hourly_forecast = self._weather_data.get_forecast(time_zone, True)
+        return self
+
+
+class MetDataUpdateCoordinator(DataUpdateCoordinator[MetWeatherData]):
+    """Class to manage fetching Met data."""
+
+    def __init__(self, hass: HomeAssistant, config_entry: ConfigEntry) -> None:
+        """Initialize global Met data updater."""
+        self._unsub_track_home: Callable[[], None] | None = None
+        self.weather = MetWeatherData(hass, config_entry.data)
+        self.weather.set_coordinates()
+
+        update_interval = timedelta(minutes=randrange(55, 65))
+
+        super().__init__(hass, _LOGGER, name=DOMAIN, update_interval=update_interval)
+
+    async def _async_update_data(self) -> MetWeatherData:
+        """Fetch data from Met."""
+        try:
+            return await self.weather.fetch_data()
+        except Exception as err:
+            raise UpdateFailed(f"Update failed: {err}") from err
+
+    def track_home(self) -> None:
+        """Start tracking changes to HA home setting."""
+        if self._unsub_track_home:
+            return
+
+        async def _async_update_weather_data(_event: Event | None = None) -> None:
+            """Update weather data."""
+            if self.weather.set_coordinates():
+                await self.async_refresh()
+
+        self._unsub_track_home = self.hass.bus.async_listen(
+            EVENT_CORE_CONFIG_UPDATE, _async_update_weather_data
+        )
+
+    def untrack_home(self) -> None:
+        """Stop tracking changes to HA home setting."""
+        if self._unsub_track_home:
+            self._unsub_track_home()
+            self._unsub_track_home = None

homeassistant/components/met/weather.py

@@ -36,7 +36,6 @@ from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.util.unit_system import METRIC_SYSTEM
 
-from . import MetDataUpdateCoordinator
 from .const import (
     ATTR_CONDITION_CLEAR_NIGHT,
     ATTR_CONDITION_SUNNY,
@@ -46,6 +45,7 @@ from .const import (
     DOMAIN,
     FORECAST_MAP,
 )
+from .coordinator import MetDataUpdateCoordinator
 
 DEFAULT_NAME = "Met.no"
 

tests/components/met/__init__.py

@@ -21,7 +21,7 @@ async def init_integration(hass, track_home=False) -> MockConfigEntry:
 
     entry = MockConfigEntry(domain=DOMAIN, data=entry_data)
     with patch(
-        "homeassistant.components.met.metno.MetWeatherData.fetching_data",
+        "homeassistant.components.met.coordinator.metno.MetWeatherData.fetching_data",
         return_value=True,
     ):
         entry.add_to_hass(hass)

tests/components/met/test_config_flow.py

@@ -156,7 +156,9 @@ async def test_options_flow(hass: HomeAssistant) -> None:
     assert result["step_id"] == "init"
 
     # Test Options flow updated config entry
-    with patch("homeassistant.components.met.metno.MetWeatherData") as weatherdatamock:
+    with patch(
+        "homeassistant.components.met.coordinator.metno.MetWeatherData"
+    ) as weatherdatamock:
         result = await hass.config_entries.options.async_init(
             entry.entry_id, data=update_data
         )