Add entity registry support to ecobee integration (#27088)

* Add unique id to platforms

Add unique id for binary sensor, climate, and sensor.

* Add unique id to weather platform

* Simplify unique_id for weather platform

* Fix lint for unique_id in sensor

* Fix lint for unique_id in binary sensor

homeassistant/components/ecobee/binary_sensor.py

@@ -43,6 +43,15 @@ class EcobeeBinarySensor(BinarySensorDevice):
         """Return the name of the Ecobee sensor."""
         return self._name.rstrip()
 
+    @property
+    def unique_id(self):
+        """Return a unique identifier for this sensor."""
+        for sensor in self.data.ecobee.get_remote_sensors(self.index):
+            if sensor["name"] == self.sensor_name:
+                if "code" in sensor:
+                    return f"{sensor['code']}-{self.device_class}"
+                return f"{sensor['id']}-{self.device_class}"
+
     @property
     def is_on(self):
         """Return the status of the sensor."""

homeassistant/components/ecobee/climate.py

@@ -305,6 +305,11 @@ class Thermostat(ClimateDevice):
         """Return the name of the Ecobee Thermostat."""
         return self.thermostat["name"]
 
+    @property
+    def unique_id(self):
+        """Return a unique identifier for this ecobee thermostat."""
+        return self.thermostat["identifier"]
+
     @property
     def temperature_unit(self):
         """Return the unit of measurement."""

homeassistant/components/ecobee/sensor.py

@@ -54,6 +54,15 @@ class EcobeeSensor(Entity):
         """Return the name of the Ecobee sensor."""
         return self._name
 
+    @property
+    def unique_id(self):
+        """Return a unique identifier for this sensor."""
+        for sensor in self.data.ecobee.get_remote_sensors(self.index):
+            if sensor["name"] == self.sensor_name:
+                if "code" in sensor:
+                    return f"{sensor['code']}-{self.device_class}"
+                return f"{sensor['id']}-{self.device_class}"
+
     @property
     def device_class(self):
         """Return the device class of the sensor."""

homeassistant/components/ecobee/weather.py

@@ -61,6 +61,11 @@ class EcobeeWeather(WeatherEntity):
         """Return the name of the sensor."""
         return self._name
 
+    @property
+    def unique_id(self):
+        """Return a unique identifier for the weather platform."""
+        return self.data.ecobee.get_thermostat(self._index)["identifier"]
+
     @property
     def condition(self):
         """Return the current condition."""