Update juicenet to use CoordinatorEntity (#39424)

homeassistant/components/juicenet/entity.py

@@ -1,44 +1,24 @@
 """Adapter to wrap the pyjuicenet api for home assistant."""
 
-from homeassistant.helpers.entity import Entity
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
 from .const import DOMAIN
 
 
-class JuiceNetDevice(Entity):
+class JuiceNetDevice(CoordinatorEntity):
     """Represent a base JuiceNet device."""
 
     def __init__(self, device, sensor_type, coordinator):
         """Initialise the sensor."""
+        super().__init__(coordinator)
         self.device = device
         self.type = sensor_type
-        self.coordinator = coordinator
 
     @property
     def name(self):
         """Return the name of the device."""
         return self.device.name
 
-    @property
-    def should_poll(self):
-        """Return False, updates are controlled via coordinator."""
-        return False
-
-    @property
-    def available(self):
-        """Return True if entity is available."""
-        return self.coordinator.last_update_success
-
-    async def async_update(self):
-        """Update the entity."""
-        await self.coordinator.async_request_refresh()
-
-    async def async_added_to_hass(self):
-        """Subscribe to updates."""
-        self.async_on_remove(
-            self.coordinator.async_add_listener(self.async_write_ha_state)
-        )
-
     @property
     def unique_id(self):
         """Return a unique ID."""