mystrom: Add MAC and Config URL to devices (#120271)

* Add MAC address to mystrom switch devices

* Add configuration URL to mystrom switch devices

homeassistant/components/mystrom/switch.py

@@ -10,7 +10,7 @@ from pymystrom.exceptions import MyStromConnectionError
 from homeassistant.components.switch import SwitchEntity
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
-from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.device_registry import DeviceInfo, format_mac
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from .const import DOMAIN, MANUFACTURER
@@ -43,6 +43,8 @@ class MyStromSwitch(SwitchEntity):
             name=name,
             manufacturer=MANUFACTURER,
             sw_version=self.plug.firmware,
+            connections={("mac", format_mac(self.plug.mac))},
+            configuration_url=self.plug.uri,
         )
 
     async def async_turn_on(self, **kwargs: Any) -> None:

tests/components/mystrom/__init__.py

@@ -173,3 +173,10 @@ class MyStromSwitchMock(MyStromDeviceMock):
         if not self._requested_state:
             return None
         return self._state["temperature"]
+
+    @property
+    def uri(self) -> str | None:
+        """Return the URI."""
+        if not self._requested_state:
+            return None
+        return f"http://{self._state["ip"]}"