Support NVR Hikvision devices (#159253)

homeassistant/components/hikvision/__init__.py

@@ -70,6 +70,16 @@ async def async_setup_entry(hass: HomeAssistant, entry: HikvisionConfigEntry) ->
         device_type=device_type,
     )
 
+    # For NVRs or devices with no detected events, try to fetch events from ISAPI
+    if device_type == "NVR" or not camera.current_event_states:
+
+        def fetch_and_inject_nvr_events() -> None:
+            """Fetch and inject NVR events in a single executor job."""
+            if nvr_events := camera.get_event_triggers(None):
+                camera.inject_events(nvr_events)
+
+        await hass.async_add_executor_job(fetch_and_inject_nvr_events)
+
     # Start the event stream
     await hass.async_add_executor_job(camera.start_stream)
 

tests/components/hikvision/conftest.py

@@ -82,9 +82,20 @@ def mock_hikcamera() -> Generator[MagicMock]:
             None,
             "2024-01-01T00:00:00Z",
         )
+        camera.get_event_triggers.return_value = {}
         yield hikcamera_mock
 
 
+@pytest.fixture
+def mock_hik_nvr(mock_hikcamera: MagicMock) -> MagicMock:
+    """Return a mocked HikCamera configured as an NVR."""
+    camera = mock_hikcamera.return_value
+    camera.get_type = "NVR"
+    camera.current_event_states = {}
+    camera.get_event_triggers.return_value = {"Motion": [1, 2]}
+    return mock_hikcamera
+
+
 @pytest.fixture
 async def init_integration(
     hass: HomeAssistant, mock_config_entry: MockConfigEntry, mock_hikcamera: MagicMock

tests/components/hikvision/test_init.py

@@ -89,3 +89,16 @@ async def test_setup_entry_no_device_id(
     await hass.async_block_till_done()
 
     assert mock_config_entry.state is ConfigEntryState.SETUP_RETRY
+
+
+async def test_setup_entry_nvr_fetches_events(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_hik_nvr: MagicMock,
+) -> None:
+    """Test setup fetches NVR events for NVR devices."""
+    await setup_integration(hass, mock_config_entry)
+
+    assert mock_config_entry.state is ConfigEntryState.LOADED
+    mock_hik_nvr.return_value.get_event_triggers.assert_called_once()
+    mock_hik_nvr.return_value.inject_events.assert_called_once()