Add weather warning sensor to IPMA (#134054)

Co-authored-by: Abílio Costa <abmantis@users.noreply.github.com>

homeassistant/components/ipma/sensor.py

@@ -4,8 +4,9 @@ from __future__ import annotations
 
 import asyncio
 from collections.abc import Callable, Coroutine
-from dataclasses import dataclass
+from dataclasses import asdict, dataclass
 import logging
+from typing import Any
 
 from pyipma.api import IPMA_API
 from pyipma.location import Location
@@ -28,23 +29,41 @@ _LOGGER = logging.getLogger(__name__)
 class IPMASensorEntityDescription(SensorEntityDescription):
     """Describes a IPMA sensor entity."""
 
-    value_fn: Callable[[Location, IPMA_API], Coroutine[Location, IPMA_API, int | None]]
+    value_fn: Callable[
+        [Location, IPMA_API], Coroutine[Location, IPMA_API, tuple[Any, dict[str, Any]]]
+    ]
 
 
-async def async_retrieve_rcm(location: Location, api: IPMA_API) -> int | None:
+async def async_retrieve_rcm(
+    location: Location, api: IPMA_API
+) -> tuple[int, dict[str, Any]] | tuple[None, dict[str, Any]]:
     """Retrieve RCM."""
     fire_risk: RCM = await location.fire_risk(api)
     if fire_risk:
-        return fire_risk.rcm
-    return None
+        return fire_risk.rcm, {}
+    return None, {}
 
 
-async def async_retrieve_uvi(location: Location, api: IPMA_API) -> int | None:
+async def async_retrieve_uvi(
+    location: Location, api: IPMA_API
+) -> tuple[int, dict[str, Any]] | tuple[None, dict[str, Any]]:
     """Retrieve UV."""
     uv_risk: UV = await location.uv_risk(api)
     if uv_risk:
-        return round(uv_risk.iUv)
-    return None
+        return round(uv_risk.iUv), {}
+    return None, {}
+
+
+async def async_retrieve_warning(
+    location: Location, api: IPMA_API
+) -> tuple[Any, dict[str, str]]:
+    """Retrieve Warning."""
+    warnings = await location.warnings(api)
+    if len(warnings):
+        return warnings[0].awarenessLevelID, {
+            k: str(v) for k, v in asdict(warnings[0]).items()
+        }
+    return "green", {}
 
 
 SENSOR_TYPES: tuple[IPMASensorEntityDescription, ...] = (
@@ -58,6 +77,11 @@ SENSOR_TYPES: tuple[IPMASensorEntityDescription, ...] = (
         translation_key="uv_index",
         value_fn=async_retrieve_uvi,
     ),
+    IPMASensorEntityDescription(
+        key="alert",
+        translation_key="weather_alert",
+        value_fn=async_retrieve_warning,
+    ),
 )
 
 
@@ -94,6 +118,8 @@ class IPMASensor(SensorEntity, IPMADevice):
     async def async_update(self) -> None:
         """Update sensors."""
         async with asyncio.timeout(10):
-            self._attr_native_value = await self.entity_description.value_fn(
+            state, attrs = await self.entity_description.value_fn(
                 self._location, self._api
             )
+            self._attr_native_value = state
+            self._attr_extra_state_attributes = attrs

homeassistant/components/ipma/strings.json

@@ -31,6 +31,15 @@
       },
       "uv_index": {
         "name": "UV index"
+      },
+      "weather_alert": {
+        "name": "Weather Alert",
+        "state": {
+          "red": "Red",
+          "yellow": "Yellow",
+          "orange": "Orange",
+          "green": "Green"
+        }
       }
     }
   }

tests/components/ipma/__init__.py

@@ -6,6 +6,7 @@ from pyipma.forecast import Forecast, Forecast_Location, Weather_Type
 from pyipma.observation import Observation
 from pyipma.rcm import RCM
 from pyipma.uv import UV
+from pyipma.warnings import Warning
 
 from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE, CONF_MODE, CONF_NAME
 
@@ -20,6 +21,20 @@ ENTRY_CONFIG = {
 class MockLocation:
     """Mock Location from pyipma."""
 
+    async def warnings(self, api):
+        """Mock Warnings."""
+        return [
+            Warning(
+                text="Na costa Sul, ondas de sueste com 2 a 2,5 metros, em especial "
+                "no barlavento.",
+                awarenessTypeName="Agitação Marítima",
+                idAreaAviso="FAR",
+                startTime=datetime(2024, 12, 26, 12, 24),
+                awarenessLevelID="yellow",
+                endTime=datetime(2024, 12, 28, 6, 0),
+            )
+        ]
+
     async def fire_risk(self, api):
         """Mock Fire Risk."""
         return RCM("some place", 3, (0, 0))

tests/components/ipma/test_sensor.py

@@ -35,3 +35,19 @@ async def test_ipma_uv_index_create_sensors(hass: HomeAssistant) -> None:
     state = hass.states.get("sensor.hometown_uv_index")
 
     assert state.state == "6"
+
+
+async def test_ipma_warning_create_sensors(hass: HomeAssistant) -> None:
+    """Test creation of warning sensors."""
+
+    with patch("pyipma.location.Location.get", return_value=MockLocation()):
+        entry = MockConfigEntry(domain="ipma", data=ENTRY_CONFIG)
+        entry.add_to_hass(hass)
+        await hass.config_entries.async_setup(entry.entry_id)
+        await hass.async_block_till_done()
+
+    state = hass.states.get("sensor.hometown_weather_alert")
+
+    assert state.state == "yellow"
+
+    assert state.attributes["awarenessTypeName"] == "Agitação Marítima"