Allow templates for enabling conditions (#117047)

* Allow templates for enabling automation conditions

* Use `cv.template` instead of `cv.template_complex`

homeassistant/helpers/condition.py

@@ -227,16 +227,25 @@ async def async_from_config(
         factory = platform.async_condition_from_config
 
     # Check if condition is not enabled
-    if not config.get(CONF_ENABLED, True):
+    if CONF_ENABLED in config:
+        enabled = config[CONF_ENABLED]
+        if isinstance(enabled, Template):
+            try:
+                enabled = enabled.async_render(limited=True)
+            except TemplateError as err:
+                raise HomeAssistantError(
+                    f"Error rendering condition enabled template: {err}"
+                ) from err
+        if not enabled:
 
-        @trace_condition_function
-        def disabled_condition(
-            hass: HomeAssistant, variables: TemplateVarsType = None
-        ) -> bool | None:
-            """Condition not enabled, will act as if it didn't exist."""
-            return None
+            @trace_condition_function
+            def disabled_condition(
+                hass: HomeAssistant, variables: TemplateVarsType = None
+            ) -> bool | None:
+                """Condition not enabled, will act as if it didn't exist."""
+                return None
 
-        return disabled_condition
+            return disabled_condition
 
     # Check for partials to properly determine if coroutine function
     check_factory = factory

homeassistant/helpers/config_validation.py

@@ -1356,7 +1356,7 @@ NUMERIC_STATE_THRESHOLD_SCHEMA = vol.Any(
 
 CONDITION_BASE_SCHEMA = {
     vol.Optional(CONF_ALIAS): string,
-    vol.Optional(CONF_ENABLED): boolean,
+    vol.Optional(CONF_ENABLED): vol.Any(boolean, template),
 }
 
 NUMERIC_STATE_CONDITION_SCHEMA = vol.All(

tests/helpers/test_condition.py

@@ -3382,10 +3382,36 @@ async def test_platform_async_validate_condition_config(hass: HomeAssistant) ->
         device_automation_validate_condition_mock.assert_awaited()
 
 
-async def test_disabled_condition(hass: HomeAssistant) -> None:
+@pytest.mark.parametrize("enabled_value", [True, "{{ 1 == 1 }}"])
+async def test_enabled_condition(
+    hass: HomeAssistant, enabled_value: bool | str
+) -> None:
+    """Test an explicitly enabled condition."""
+    config = {
+        "enabled": enabled_value,
+        "condition": "state",
+        "entity_id": "binary_sensor.test",
+        "state": "on",
+    }
+    config = cv.CONDITION_SCHEMA(config)
+    config = await condition.async_validate_condition_config(hass, config)
+    test = await condition.async_from_config(hass, config)
+
+    hass.states.async_set("binary_sensor.test", "on")
+    assert test(hass) is True
+
+    # Still passes, condition is not enabled
+    hass.states.async_set("binary_sensor.test", "off")
+    assert test(hass) is False
+
+
+@pytest.mark.parametrize("enabled_value", [False, "{{ 1 == 9 }}"])
+async def test_disabled_condition(
+    hass: HomeAssistant, enabled_value: bool | str
+) -> None:
     """Test a disabled condition returns none."""
     config = {
-        "enabled": False,
+        "enabled": enabled_value,
         "condition": "state",
         "entity_id": "binary_sensor.test",
         "state": "on",
@@ -3402,6 +3428,21 @@ async def test_disabled_condition(hass: HomeAssistant) -> None:
     assert test(hass) is None
 
 
+async def test_condition_enabled_template_limited(hass: HomeAssistant) -> None:
+    """Test conditions enabled template raises for non-limited template uses."""
+    config = {
+        "enabled": "{{ states('sensor.limited') }}",
+        "condition": "state",
+        "entity_id": "binary_sensor.test",
+        "state": "on",
+    }
+    config = cv.CONDITION_SCHEMA(config)
+    config = await condition.async_validate_condition_config(hass, config)
+
+    with pytest.raises(HomeAssistantError):
+        await condition.async_from_config(hass, config)
+
+
 async def test_and_condition_with_disabled_condition(hass: HomeAssistant) -> None:
     """Test the 'and' condition with one of the conditions disabled."""
     config = {