Add OSO Energy binary sensors

.coveragerc

@@ -988,6 +988,7 @@ omit =
     homeassistant/components/oru/*
     homeassistant/components/orvibo/switch.py
     homeassistant/components/osoenergy/__init__.py
+    homeassistant/components/osoenergy/binary_sensor.py
     homeassistant/components/osoenergy/const.py
     homeassistant/components/osoenergy/sensor.py
     homeassistant/components/osoenergy/water_heater.py

homeassistant/components/osoenergy/__init__.py

@@ -30,10 +30,12 @@
 
 MANUFACTURER = "OSO Energy"
 PLATFORMS = [
+    Platform.BINARY_SENSOR,
     Platform.SENSOR,
     Platform.WATER_HEATER,
 ]
 PLATFORM_LOOKUP = {
+    Platform.BINARY_SENSOR: "binary_sensor",
     Platform.SENSOR: "sensor",
     Platform.WATER_HEATER: "water_heater",
 }

homeassistant/components/osoenergy/binary_sensor.py

@@ -0,0 +1,95 @@
+"""Support for OSO Energy binary sensors."""
+
+from collections.abc import Callable
+from dataclasses import dataclass
+
+from apyosoenergyapi import OSOEnergy
+from apyosoenergyapi.helper.const import OSOEnergyBinarySensorData
+
+from homeassistant.components.binary_sensor import (
+    BinarySensorEntity,
+    BinarySensorEntityDescription,
+)
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from . import OSOEnergyEntity
+from .const import DOMAIN
+
+
+@dataclass(frozen=True, kw_only=True)
+class OSOEnergyBinarySensorEntityDescription(BinarySensorEntityDescription):
+    """Class describing OSO Energy heater binary sensor entities."""
+
+    value_fn: Callable[[OSOEnergy], bool]
+
+
+SENSOR_TYPES: dict[str, OSOEnergyBinarySensorEntityDescription] = {
+    "power_save": OSOEnergyBinarySensorEntityDescription(
+        key="power_save",
+        translation_key="power_save",
+        value_fn=lambda entity_data: entity_data.state,
+    ),
+    "extra_energy": OSOEnergyBinarySensorEntityDescription(
+        key="extra_energy",
+        translation_key="extra_energy",
+        value_fn=lambda entity_data: entity_data.state,
+    ),
+    "heater_state": OSOEnergyBinarySensorEntityDescription(
+        key="heater_state",
+        translation_key="heater_state",
+        value_fn=lambda entity_data: entity_data.state,
+    ),
+}
+
+
+async def async_setup_entry(
+    hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
+) -> None:
+    """Set up OSO Energy binary sensor."""
+    osoenergy = hass.data[DOMAIN][entry.entry_id]
+    devices = osoenergy.session.device_list.get("binary_sensor")
+    entities = []
+    if devices:
+        for dev in devices:
+            sensor_type = dev.osoEnergyType.lower()
+            if sensor_type in SENSOR_TYPES:
+                entities.append(
+                    OSOEnergyBinarySensor(osoenergy, SENSOR_TYPES[sensor_type], dev)
+                )
+
+    async_add_entities(entities, True)
+
+
+class OSOEnergyBinarySensor(
+    OSOEnergyEntity[OSOEnergyBinarySensorData], BinarySensorEntity
+):
+    """OSO Energy Sensor Entity."""
+
+    entity_description: OSOEnergyBinarySensorEntityDescription
+
+    def __init__(
+        self,
+        instance: OSOEnergy,
+        description: OSOEnergyBinarySensorEntityDescription,
+        entity_data: OSOEnergyBinarySensorData,
+    ) -> None:
+        """Set up OSO Energy binary sensor."""
+        super().__init__(instance, entity_data)
+
+        device_id = entity_data.device_id
+        self._attr_unique_id = f"{device_id}_{description.key}"
+        self.entity_description = description
+
+    @property
+    def is_on(self) -> bool | None:
+        """Return the state of the sensor."""
+        return self.entity_description.value_fn(self.entity_data)
+
+    async def async_update(self) -> None:
+        """Update all data for OSO Energy."""
+        await self.osoenergy.session.update_data()
+        self.entity_data = await self.osoenergy.binary_sensor.get_sensor(
+            self.entity_data
+        )

homeassistant/components/osoenergy/icons.json

@@ -0,0 +1,15 @@
+{
+  "entity": {
+    "binary_sensor": {
+      "power_save": {
+        "default": "mdi:power-sleep"
+      },
+      "extra_energy": {
+        "default": "mdi:white-balance-sunny"
+      },
+      "heater_state": {
+        "default": "mdi:water-boiler"
+      }
+    }
+  }
+}

homeassistant/components/osoenergy/strings.json

@@ -25,6 +25,17 @@
     }
   },
   "entity": {
+    "binary_sensor": {
+      "power_save": {
+        "name": "Power save"
+      },
+      "extra_energy": {
+        "name": "Extra energy"
+      },
+      "heater_state": {
+        "name": "Heater state"
+      }
+    },
     "sensor": {
       "tapping_capacity": {
         "name": "Tapping capacity"