Use EntityDescription - pi_hole (#54319)

homeassistant/components/pi_hole/const.py

@@ -1,6 +1,9 @@
 """Constants for the pi_hole integration."""
+from __future__ import annotations
+
 from datetime import timedelta
 
+from homeassistant.components.sensor import SensorEntityDescription
 from homeassistant.const import PERCENTAGE
 
 DOMAIN = "pi_hole"
@@ -25,28 +28,60 @@ MIN_TIME_BETWEEN_UPDATES = timedelta(minutes=5)
 DATA_KEY_API = "api"
 DATA_KEY_COORDINATOR = "coordinator"
 
-SENSOR_DICT = {
-    "ads_blocked_today": ["Ads Blocked Today", "ads", "mdi:close-octagon-outline"],
-    "ads_percentage_today": [
-        "Ads Percentage Blocked Today",
-        PERCENTAGE,
-        "mdi:close-octagon-outline",
-    ],
-    "clients_ever_seen": ["Seen Clients", "clients", "mdi:account-outline"],
-    "dns_queries_today": [
-        "DNS Queries Today",
-        "queries",
-        "mdi:comment-question-outline",
-    ],
-    "domains_being_blocked": ["Domains Blocked", "domains", "mdi:block-helper"],
-    "queries_cached": ["DNS Queries Cached", "queries", "mdi:comment-question-outline"],
-    "queries_forwarded": [
-        "DNS Queries Forwarded",
-        "queries",
-        "mdi:comment-question-outline",
-    ],
-    "unique_clients": ["DNS Unique Clients", "clients", "mdi:account-outline"],
-    "unique_domains": ["DNS Unique Domains", "domains", "mdi:domain"],
-}
 
-SENSOR_LIST = list(SENSOR_DICT)
+SENSOR_TYPES: tuple[SensorEntityDescription, ...] = (
+    SensorEntityDescription(
+        key="ads_blocked_today",
+        name="Ads Blocked Today",
+        unit_of_measurement="ads",
+        icon="mdi:close-octagon-outline",
+    ),
+    SensorEntityDescription(
+        key="ads_percentage_today",
+        name="Ads Percentage Blocked Today",
+        unit_of_measurement=PERCENTAGE,
+        icon="mdi:close-octagon-outline",
+    ),
+    SensorEntityDescription(
+        key="clients_ever_seen",
+        name="Seen Clients",
+        unit_of_measurement="clients",
+        icon="mdi:account-outline",
+    ),
+    SensorEntityDescription(
+        key="dns_queries_today",
+        name="DNS Queries Today",
+        unit_of_measurement="queries",
+        icon="mdi:comment-question-outline",
+    ),
+    SensorEntityDescription(
+        key="domains_being_blocked",
+        name="Domains Blocked",
+        unit_of_measurement="domains",
+        icon="mdi:block-helper",
+    ),
+    SensorEntityDescription(
+        key="queries_cached",
+        name="DNS Queries Cached",
+        unit_of_measurement="queries",
+        icon="mdi:comment-question-outline",
+    ),
+    SensorEntityDescription(
+        key="queries_forwarded",
+        name="DNS Queries Forwarded",
+        unit_of_measurement="queries",
+        icon="mdi:comment-question-outline",
+    ),
+    SensorEntityDescription(
+        key="unique_clients",
+        name="DNS Unique Clients",
+        unit_of_measurement="clients",
+        icon="mdi:account-outline",
+    ),
+    SensorEntityDescription(
+        key="unique_domains",
+        name="DNS Unique Domains",
+        unit_of_measurement="domains",
+        icon="mdi:domain",
+    ),
+)

homeassistant/components/pi_hole/sensor.py

@@ -5,7 +5,7 @@ from typing import Any
 
 from hole import Hole
 
-from homeassistant.components.sensor import SensorEntity
+from homeassistant.components.sensor import SensorEntity, SensorEntityDescription
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_NAME
 from homeassistant.core import HomeAssistant
@@ -18,8 +18,7 @@ from .const import (
     DATA_KEY_API,
     DATA_KEY_COORDINATOR,
     DOMAIN as PIHOLE_DOMAIN,
-    SENSOR_DICT,
-    SENSOR_LIST,
+    SENSOR_TYPES,
 )
 
 
@@ -34,10 +33,10 @@ async def async_setup_entry(
             hole_data[DATA_KEY_API],
             hole_data[DATA_KEY_COORDINATOR],
             name,
-            sensor_name,
             entry.entry_id,
+            description,
         )
-        for sensor_name in SENSOR_LIST
+        for description in SENSOR_TYPES
     ]
     async_add_entities(sensors, True)
 
@@ -50,46 +49,23 @@ class PiHoleSensor(PiHoleEntity, SensorEntity):
         api: Hole,
         coordinator: DataUpdateCoordinator,
         name: str,
-        sensor_name: str,
         server_unique_id: str,
+        description: SensorEntityDescription,
     ) -> None:
         """Initialize a Pi-hole sensor."""
         super().__init__(api, coordinator, name, server_unique_id)
+        self.entity_description = description
 
-        self._condition = sensor_name
-
-        variable_info = SENSOR_DICT[sensor_name]
-        self._condition_name = variable_info[0]
-        self._unit_of_measurement = variable_info[1]
-        self._icon = variable_info[2]
-
-    @property
-    def name(self) -> str:
-        """Return the name of the sensor."""
-        return f"{self._name} {self._condition_name}"
-
-    @property
-    def unique_id(self) -> str:
-        """Return the unique id of the sensor."""
-        return f"{self._server_unique_id}/{self._condition_name}"
-
-    @property
-    def icon(self) -> str:
-        """Icon to use in the frontend, if any."""
-        return self._icon
-
-    @property
-    def unit_of_measurement(self) -> str:
-        """Return the unit the value is expressed in."""
-        return self._unit_of_measurement
+        self._attr_name = f"{name} {description.name}"
+        self._attr_unique_id = f"{self._server_unique_id}/{description.name}"
 
     @property
     def state(self) -> Any:
         """Return the state of the device."""
         try:
-            return round(self.api.data[self._condition], 2)
+            return round(self.api.data[self.entity_description.key], 2)
         except TypeError:
-            return self.api.data[self._condition]
+            return self.api.data[self.entity_description.key]
 
     @property
     def extra_state_attributes(self) -> dict[str, Any]: