Add water flow sensor to IMGW PIB integration (#148517)

homeassistant/components/imgw_pib/icons.json

@@ -1,6 +1,9 @@
 {
   "entity": {
     "sensor": {
+      "water_flow": {
+        "default": "mdi:waves-arrow-right"
+      },
       "water_level": {
         "default": "mdi:waves"
       },

homeassistant/components/imgw_pib/sensor.py

@@ -14,7 +14,7 @@ from homeassistant.components.sensor import (
     SensorEntityDescription,
     SensorStateClass,
 )
-from homeassistant.const import UnitOfLength, UnitOfTemperature
+from homeassistant.const import UnitOfLength, UnitOfTemperature, UnitOfVolumeFlowRate
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
 from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
@@ -36,6 +36,15 @@ class ImgwPibSensorEntityDescription(SensorEntityDescription):
 
 
 SENSOR_TYPES: tuple[ImgwPibSensorEntityDescription, ...] = (
+    ImgwPibSensorEntityDescription(
+        key="water_flow",
+        translation_key="water_flow",
+        native_unit_of_measurement=UnitOfVolumeFlowRate.CUBIC_METERS_PER_SECOND,
+        device_class=SensorDeviceClass.VOLUME_FLOW_RATE,
+        state_class=SensorStateClass.MEASUREMENT,
+        suggested_display_precision=1,
+        value=lambda data: data.water_flow.value,
+    ),
     ImgwPibSensorEntityDescription(
         key="water_level",
         translation_key="water_level",

homeassistant/components/imgw_pib/strings.json

@@ -21,6 +21,9 @@
   },
   "entity": {
     "sensor": {
+      "water_flow": {
+        "name": "Water flow"
+      },
       "water_level": {
         "name": "Water level"
       },

tests/components/imgw_pib/snapshots/test_sensor.ambr

@@ -1,4 +1,61 @@
 # serializer version: 1
+# name: test_sensor[sensor.river_name_station_name_water_flow-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': dict({
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.river_name_station_name_water_flow',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 1,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.VOLUME_FLOW_RATE: 'volume_flow_rate'>,
+    'original_icon': None,
+    'original_name': 'Water flow',
+    'platform': 'imgw_pib',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'water_flow',
+    'unique_id': '123_water_flow',
+    'unit_of_measurement': <UnitOfVolumeFlowRate.CUBIC_METERS_PER_SECOND: 'm³/s'>,
+  })
+# ---
+# name: test_sensor[sensor.river_name_station_name_water_flow-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'attribution': 'Data provided by IMGW-PIB',
+      'device_class': 'volume_flow_rate',
+      'friendly_name': 'River Name (Station Name) Water flow',
+      'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
+      'unit_of_measurement': <UnitOfVolumeFlowRate.CUBIC_METERS_PER_SECOND: 'm³/s'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.river_name_station_name_water_flow',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '123.45',
+  })
+# ---
 # name: test_sensor[sensor.river_name_station_name_water_level-entry]
   EntityRegistryEntrySnapshot({
     'aliases': set({