Use device area as context during intent recognition (#103939)

* Use device area as context during intent recognition

* Use guard clauses

homeassistant/components/conversation/default_agent.py

@@ -188,11 +188,14 @@ class DefaultAgent(AbstractConversationAgent):
             return None
 
         slot_lists = self._make_slot_lists()
+        intent_context = self._make_intent_context(user_input)
+
         result = await self.hass.async_add_executor_job(
             self._recognize,
             user_input,
             lang_intents,
             slot_lists,
+            intent_context,
         )
 
         return result
@@ -221,15 +224,24 @@ class DefaultAgent(AbstractConversationAgent):
         # loaded in async_recognize.
         assert lang_intents is not None
 
+        # Include slot values from intent_context, such as the name of the
+        # device's area.
+        slots = {
+            entity_name: {"value": entity_value}
+            for entity_name, entity_value in result.context.items()
+        }
+
+        # Override context with result entities
+        slots.update(
+            {entity.name: {"value": entity.value} for entity in result.entities_list}
+        )
+
         try:
             intent_response = await intent.async_handle(
                 self.hass,
                 DOMAIN,
                 result.intent.name,
-                {
-                    entity.name: {"value": entity.value}
-                    for entity in result.entities_list
-                },
+                slots,
                 user_input.text,
                 user_input.context,
                 language,
@@ -277,12 +289,16 @@ class DefaultAgent(AbstractConversationAgent):
         user_input: ConversationInput,
         lang_intents: LanguageIntents,
         slot_lists: dict[str, SlotList],
+        intent_context: dict[str, Any] | None,
     ) -> RecognizeResult | None:
         """Search intents for a match to user input."""
         # Prioritize matches with entity names above area names
         maybe_result: RecognizeResult | None = None
         for result in recognize_all(
-            user_input.text, lang_intents.intents, slot_lists=slot_lists
+            user_input.text,
+            lang_intents.intents,
+            slot_lists=slot_lists,
+            intent_context=intent_context,
         ):
             if "name" in result.entities:
                 return result
@@ -623,6 +639,25 @@ class DefaultAgent(AbstractConversationAgent):
 
         return self._slot_lists
 
+    def _make_intent_context(
+        self, user_input: ConversationInput
+    ) -> dict[str, Any] | None:
+        """Return intent recognition context for user input."""
+        if not user_input.device_id:
+            return None
+
+        devices = dr.async_get(self.hass)
+        device = devices.async_get(user_input.device_id)
+        if (device is None) or (device.area_id is None):
+            return None
+
+        areas = ar.async_get(self.hass)
+        device_area = areas.async_get_area(device.area_id)
+        if device_area is None:
+            return None
+
+        return {"area": device_area.name}
+
     def _get_error_text(
         self, response_type: ResponseType, lang_intents: LanguageIntents | None
     ) -> str:

tests/components/conversation/test_default_agent.py

@@ -1,4 +1,5 @@
 """Test for the default agent."""
+from collections import defaultdict
 from unittest.mock import AsyncMock, patch
 
 import pytest
@@ -293,3 +294,124 @@ async def test_nevermind_item(hass: HomeAssistant, init_components) -> None:
 
     assert result.response.response_type == intent.IntentResponseType.ACTION_DONE
     assert not result.response.speech
+
+
+async def test_device_area_context(
+    hass: HomeAssistant,
+    init_components,
+    area_registry: ar.AreaRegistry,
+    device_registry: dr.DeviceRegistry,
+    entity_registry: er.EntityRegistry,
+) -> None:
+    """Test that including a device_id will target a specific area."""
+    turn_on_calls = async_mock_service(hass, "light", "turn_on")
+    turn_off_calls = async_mock_service(hass, "light", "turn_off")
+
+    area_kitchen = area_registry.async_get_or_create("kitchen")
+    area_bedroom = area_registry.async_get_or_create("bedroom")
+
+    # Create 2 lights in each area
+    area_lights = defaultdict(list)
+    for area in (area_kitchen, area_bedroom):
+        for i in range(2):
+            light_entity = entity_registry.async_get_or_create(
+                "light", "demo", f"{area.name}-light-{i}"
+            )
+            entity_registry.async_update_entity(light_entity.entity_id, area_id=area.id)
+            hass.states.async_set(
+                light_entity.entity_id,
+                "off",
+                attributes={ATTR_FRIENDLY_NAME: f"{area.name} light {i}"},
+            )
+            area_lights[area.name].append(light_entity)
+
+    # Create voice satellites in each area
+    entry = MockConfigEntry()
+    entry.add_to_hass(hass)
+
+    kitchen_satellite = device_registry.async_get_or_create(
+        config_entry_id=entry.entry_id,
+        connections=set(),
+        identifiers={("demo", "id-satellite-kitchen")},
+    )
+    device_registry.async_update_device(kitchen_satellite.id, area_id=area_kitchen.id)
+
+    bedroom_satellite = device_registry.async_get_or_create(
+        config_entry_id=entry.entry_id,
+        connections=set(),
+        identifiers={("demo", "id-satellite-bedroom")},
+    )
+    device_registry.async_update_device(bedroom_satellite.id, area_id=area_bedroom.id)
+
+    # Turn on all lights in the area of a device
+    result = await conversation.async_converse(
+        hass,
+        "turn on all lights",
+        None,
+        Context(),
+        None,
+        device_id=kitchen_satellite.id,
+    )
+    await hass.async_block_till_done()
+    assert result.response.response_type == intent.IntentResponseType.ACTION_DONE
+
+    # Verify only kitchen lights were targeted
+    assert {s.entity_id for s in result.response.matched_states} == {
+        e.entity_id for e in area_lights["kitchen"]
+    }
+    assert {c.data["entity_id"][0] for c in turn_on_calls} == {
+        e.entity_id for e in area_lights["kitchen"]
+    }
+    turn_on_calls.clear()
+
+    # Ensure we can still target other areas by name
+    result = await conversation.async_converse(
+        hass,
+        "turn on all lights in the bedroom",
+        None,
+        Context(),
+        None,
+        device_id=kitchen_satellite.id,
+    )
+    await hass.async_block_till_done()
+    assert result.response.response_type == intent.IntentResponseType.ACTION_DONE
+
+    # Verify only bedroom lights were targeted
+    assert {s.entity_id for s in result.response.matched_states} == {
+        e.entity_id for e in area_lights["bedroom"]
+    }
+    assert {c.data["entity_id"][0] for c in turn_on_calls} == {
+        e.entity_id for e in area_lights["bedroom"]
+    }
+    turn_on_calls.clear()
+
+    # Turn off all lights in the area of the otherkj device
+    result = await conversation.async_converse(
+        hass,
+        "turn all lights off",
+        None,
+        Context(),
+        None,
+        device_id=bedroom_satellite.id,
+    )
+    await hass.async_block_till_done()
+    assert result.response.response_type == intent.IntentResponseType.ACTION_DONE
+
+    # Verify only bedroom lights were targeted
+    assert {s.entity_id for s in result.response.matched_states} == {
+        e.entity_id for e in area_lights["bedroom"]
+    }
+    assert {c.data["entity_id"][0] for c in turn_off_calls} == {
+        e.entity_id for e in area_lights["bedroom"]
+    }
+    turn_off_calls.clear()
+
+    # Not providing a device id should not match
+    for command in ("on", "off"):
+        result = await conversation.async_converse(
+            hass, f"turn {command} all lights", None, Context(), None
+        )
+        assert result.response.response_type == intent.IntentResponseType.ERROR
+        assert (
+            result.response.error_code == intent.IntentResponseErrorCode.NO_INTENT_MATCH
+        )