Add Reolink siren state (home-assistant#153169)

Author: starkillerOG

homeassistant/components/reolink/siren.py

@@ -43,6 +43,7 @@ class ReolinkHostSirenEntityDescription(
 SIREN_ENTITIES = (
     ReolinkSirenEntityDescription(
         key="siren",
+        cmd_id=547,
         translation_key="siren",
         supported=lambda api, ch: api.supported(ch, "siren_play"),
     ),
@@ -100,6 +101,11 @@ def __init__(
         self.entity_description = entity_description
         super().__init__(reolink_data, channel)
 
+    @property
+    def is_on(self) -> bool | None:
+        """State of the siren."""
+        return self._host.api.baichuan.siren_state(self._channel)
+
     @raise_translated_error
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn on the siren."""

tests/components/reolink/conftest.py

@@ -171,6 +171,7 @@ def _init_host_mock(host_mock: MagicMock) -> None:
     host_mock.baichuan.mac_address.return_value = TEST_MAC_CAM
     host_mock.baichuan.privacy_mode.return_value = False
     host_mock.baichuan.day_night_state.return_value = "day"
+    host_mock.baichuan.siren_state.return_value = True
     host_mock.baichuan.subscribe_events.side_effect = ReolinkError("Test error")
     host_mock.baichuan.active_scene = "off"
     host_mock.baichuan.scene_names = ["off", "home"]

tests/components/reolink/test_siren.py

@@ -16,6 +16,7 @@
     ATTR_ENTITY_ID,
     SERVICE_TURN_OFF,
     SERVICE_TURN_ON,
+    STATE_ON,
     STATE_UNKNOWN,
     Platform,
 )
@@ -39,7 +40,7 @@ async def test_siren(
     assert config_entry.state is ConfigEntryState.LOADED
 
     entity_id = f"{Platform.SIREN}.{TEST_CAM_NAME}_siren"
-    assert hass.states.get(entity_id).state == STATE_UNKNOWN
+    assert hass.states.get(entity_id).state == STATE_ON
 
     # test siren turn on
     await hass.services.async_call(