From b2c398955d461bca374b3cd6e5f1b902fc696259 Mon Sep 17 00:00:00 2001
From: samuelbles07 <samuelbles07@gmail.com>
Date: Wed, 26 Aug 2026 23:52:56 +0700
Subject: [PATCH] feat(airgradient): add measurement interval select

---
 homeassistant/components/airgradient/const.py |  2 +
 .../components/airgradient/select.py          | 13 ++++
 .../components/airgradient/strings.json       | 12 ++++
 .../airgradient/snapshots/test_select.ambr    | 69 +++++++++++++++++++
 tests/components/airgradient/test_select.py   |  6 ++
 5 files changed, 102 insertions(+)

diff --git a/homeassistant/components/airgradient/const.py b/homeassistant/components/airgradient/const.py
index 23e45576f0408d..599448dd322d69 100644
--- a/homeassistant/components/airgradient/const.py
+++ b/homeassistant/components/airgradient/const.py
@@ -25,6 +25,7 @@
 LED_BAR_MODE = "led_bar_mode"
 LED_BAR_BRIGHTNESS = "led_bar_brightness"
 DISPLAY_BRIGHTNESS = "display_brightness"
+MEASUREMENT_INTERVAL = "measurement_interval"
 GPS_MODE = "gps_mode"
 FRONT_LED_BRIGHTNESS = "front_led_brightness"
 BACK_LED_BRIGHTNESS = "back_led_brightness"
@@ -62,6 +63,7 @@ class ModelCapabilities:
         TVOC_LEARNING_OFFSET,
         PM_STANDARD_CONFIG,
         TEMPERATURE_UNIT,
+        MEASUREMENT_INTERVAL,
         GPS_MODE,
         FRONT_LED_BRIGHTNESS,
         BACK_LED_BRIGHTNESS,
diff --git a/homeassistant/components/airgradient/select.py b/homeassistant/components/airgradient/select.py
index 46cd991b1d48d8..c54e96c466f9bc 100644
--- a/homeassistant/components/airgradient/select.py
+++ b/homeassistant/components/airgradient/select.py
@@ -97,6 +97,8 @@ class AirGradientSelectEntityDescription(SelectEntityDescription):
     "720",
 ]
 
+MEASUREMENT_INTERVAL_OPTIONS = ["3", "10", "30", "60", "300", "900", "3600"]
+
 ABC_DAYS = [
     "1",
     "7",
@@ -161,6 +163,17 @@ def _get_led_level(value: int | None, options: list[str]) -> str | None:
 )
 
 GO_SELECT_ENTITIES: tuple[AirGradientSelectEntityDescription, ...] = (
+    AirGradientSelectEntityDescription(
+        key="measurement_interval",
+        translation_key="measurement_interval",
+        options=MEASUREMENT_INTERVAL_OPTIONS,
+        entity_category=EntityCategory.CONFIG,
+        config_key="measurement_interval",
+        value_fn=lambda config: _get_value(
+            config.measurement_interval, MEASUREMENT_INTERVAL_OPTIONS
+        ),
+        set_value_fn=lambda client, value: client.set_measurement_interval(int(value)),
+    ),
     AirGradientSelectEntityDescription(
         key="gps_mode",
         translation_key="gps_mode",
diff --git a/homeassistant/components/airgradient/strings.json b/homeassistant/components/airgradient/strings.json
index e3a1b848369ba4..34dc0b995da30c 100644
--- a/homeassistant/components/airgradient/strings.json
+++ b/homeassistant/components/airgradient/strings.json
@@ -111,6 +111,18 @@
           "pm": "Particulate matter"
         }
       },
+      "measurement_interval": {
+        "name": "Measurement interval",
+        "state": {
+          "3": "3 seconds",
+          "10": "10 seconds",
+          "30": "30 seconds",
+          "60": "1 minute",
+          "300": "5 minutes",
+          "900": "15 minutes",
+          "3600": "1 hour"
+        }
+      },
       "nox_index_learning_time_offset": {
         "name": "NOx index learning offset",
         "state": {
diff --git a/tests/components/airgradient/snapshots/test_select.ambr b/tests/components/airgradient/snapshots/test_select.ambr
index d19b12fb626d6e..2c6cffa0a3e7f4 100644
--- a/tests/components/airgradient/snapshots/test_select.ambr
+++ b/tests/components/airgradient/snapshots/test_select.ambr
@@ -1127,6 +1127,75 @@
     'state': 'tracking',
   })
 # ---
+# name: test_v1_entities[select.airgradient_measurement_interval-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <SelectEntityCapabilityAttribute.OPTIONS: 'options'>: list([
+        '3',
+        '10',
+        '30',
+        '60',
+        '300',
+        '900',
+        '3600',
+      ]),
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'select',
+    'entity_category': <EntityCategory.CONFIG: 'config'>,
+    'entity_id': 'select.airgradient_measurement_interval',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Measurement interval',
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'Measurement interval',
+    'platform': 'airgradient',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'measurement_interval',
+    'unique_id': '84fce612f5b8-measurement_interval',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_v1_entities[select.airgradient_measurement_interval-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Airgradient Measurement interval',
+      <SelectEntityCapabilityAttribute.OPTIONS: 'options'>: list([
+        '3',
+        '10',
+        '30',
+        '60',
+        '300',
+        '900',
+        '3600',
+      ]),
+    }),
+    'context': <ANY>,
+    'entity_id': 'select.airgradient_measurement_interval',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '10',
+  })
+# ---
 # name: test_v1_entities[select.airgradient_nox_index_learning_offset-entry]
   EntityRegistryEntrySnapshot({
     'aliases': list([
diff --git a/tests/components/airgradient/test_select.py b/tests/components/airgradient/test_select.py
index 4fb232bdb8f712..92dfa8a0e4d88c 100644
--- a/tests/components/airgradient/test_select.py
+++ b/tests/components/airgradient/test_select.py
@@ -203,6 +203,12 @@ async def test_v1_entities(
             "set_co2_automatic_baseline_calibration",
             0,
         ),
+        (
+            "select.airgradient_measurement_interval",
+            "300",
+            "set_measurement_interval",
+            300,
+        ),
     ],
 )
 async def test_v1_select_writes(