Add unique_id for Neato (#17369)

* Add unique_id for Neato

* Only send the serial per review comments

homeassistant/components/camera/neato.py

@@ -63,3 +63,8 @@ class NeatoCleaningMap(Camera):
     def name(self):
         """Return the name of this camera."""
         return self._robot_name
+
+    @property
+    def unique_id(self):
+        """Return unique ID."""
+        return self._robot_serial

homeassistant/components/switch/neato.py

@@ -52,6 +52,7 @@ class NeatoConnectedSwitch(ToggleEntity):
             self._state = None
         self._schedule_state = None
         self._clean_state = None
+        self._robot_serial = self.robot.serial
 
     def update(self):
         """Update the states of Neato switches."""
@@ -83,6 +84,11 @@ class NeatoConnectedSwitch(ToggleEntity):
         """Return True if entity is available."""
         return self._state
 
+    @property
+    def unique_id(self):
+        """Return a unique ID."""
+        return self._robot_serial
+
     @property
     def is_on(self):
         """Return true if switch is on."""

homeassistant/components/vacuum/neato.py

@@ -66,6 +66,7 @@ class NeatoConnectedVacuum(StateVacuumDevice):
         self.clean_suspension_time = None
         self._available = False
         self._battery_level = None
+        self._robot_serial = self.robot.serial
 
     def update(self):
         """Update the states of Neato Vacuums."""
@@ -156,6 +157,11 @@ class NeatoConnectedVacuum(StateVacuumDevice):
         """Return the status of the vacuum cleaner."""
         return self._clean_state
 
+    @property
+    def unique_id(self):
+        """Return a unique ID."""
+        return self._robot_serial
+
     @property
     def device_state_attributes(self):
         """Return the state attributes of the vacuum cleaner."""