393 files

custom_components/seatemperatures/sensor.py

@@ -10,22 +10,23 @@ from homeassistant.components.sensor import (
     SensorEntityDescription,
     SensorStateClass,
 )
-from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import UnitOfTemperature
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
-from homeassistant.helpers.update_coordinator import (
-    CoordinatorEntity,
-    DataUpdateCoordinator,
-)
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
 from homeassistant.util import slugify
 
 from . import build_unique_id, entry_location_key
 from .const import BASE_URL, CONF_AREA, CONF_PATH, CONF_PLACE, DOMAIN
+from .coordinator import SeaTemperatureConfigEntry, SeaTemperatureCoordinator
 from .parser import validate_location_path
 
 _LOGGER = logging.getLogger(__name__)
 
+# The coordinator does the one fetch per location; the sensor only reads its
+# data and has no update method or action of its own, so nothing to serialise.
+PARALLEL_UPDATES = 0
+
 
 def _to_float(val: Any, round_to: int | None = None) -> float | str:
     """Safely convert a value to float if possible."""
@@ -47,9 +48,11 @@ class SeaTemperatureSensorEntityDescription(SensorEntityDescription):
 SENSORS: tuple[SeaTemperatureSensorEntityDescription, ...] = (
     SeaTemperatureSensorEntityDescription(
         key="today",
-        name="Temperature",
+        # No name and no icon: with has_entity_name, HA names an unnamed sensor
+        # after its device class ("Temperature", "Temperatur", ...) in the
+        # user's language, and the temperature device class brings the
+        # mdi:thermometer default icon with it.
         data_key="today",
-        icon="mdi:thermometer",
         native_unit_of_measurement=UnitOfTemperature.CELSIUS,
         device_class=SensorDeviceClass.TEMPERATURE,
         state_class=SensorStateClass.MEASUREMENT,
@@ -59,11 +62,11 @@ SENSORS: tuple[SeaTemperatureSensorEntityDescription, ...] = (
 
 async def async_setup_entry(
     hass: HomeAssistant,
-    entry: ConfigEntry,
+    entry: SeaTemperatureConfigEntry,
     async_add_entities: AddEntitiesCallback,
 ) -> None:
     """Set up the Sea Temperature sensor entry."""
-    coordinator = hass.data[DOMAIN][entry.entry_id]
+    coordinator = entry.runtime_data
 
     sensors = [
         SeaTemperatureSensor(coordinator, entry, description) for description in SENSORS
@@ -79,8 +82,8 @@ class SeaTemperatureSensor(CoordinatorEntity, SensorEntity):
 
     def __init__(
         self,
-        coordinator: DataUpdateCoordinator,
-        entry: ConfigEntry,
+        coordinator: SeaTemperatureCoordinator,
+        entry: SeaTemperatureConfigEntry,
         description: SeaTemperatureSensorEntityDescription,
     ):
         super().__init__(coordinator)
@@ -90,9 +93,6 @@ class SeaTemperatureSensor(CoordinatorEntity, SensorEntity):
         # Shared with the unique_id migration, so both sides agree on the id.
         self._location_key = entry_location_key(entry)
 
-        # Set friendly name
-        self._attr_name = "Temperature"
-
         place_prefix = slugify(self._place_name)
 
         # Slugified: the raw location path produced ids like