From 513e4d52febbaf2e270c74c0720e5e573f982e1e Mon Sep 17 00:00:00 2001
From: Joost Lekkerkerker <joostlek@outlook.com>
Date: Sun, 1 Mar 2026 07:33:10 +0100
Subject: [PATCH] Add button to reset HEPA filter to SmartThings (#164464)

---
 .../components/smartthings/button.py          | 21 +++++---
 .../components/smartthings/icons.json         |  3 ++
 .../components/smartthings/strings.json       |  3 ++
 .../smartthings/snapshots/test_button.ambr    | 49 +++++++++++++++++++
 4 files changed, 69 insertions(+), 7 deletions(-)

diff --git a/homeassistant/components/smartthings/button.py b/homeassistant/components/smartthings/button.py
index bcfbf2cafb3..feffc96c116 100644
--- a/homeassistant/components/smartthings/button.py
+++ b/homeassistant/components/smartthings/button.py
@@ -22,6 +22,7 @@ class SmartThingsButtonDescription(ButtonEntityDescription):
 
     key: Capability
     command: Command
+    component: str = MAIN
 
 
 CAPABILITIES_TO_BUTTONS: dict[Capability | str, SmartThingsButtonDescription] = {
@@ -42,6 +43,13 @@ CAPABILITIES_TO_BUTTONS: dict[Capability | str, SmartThingsButtonDescription] =
         command=Command.RESET_HOOD_FILTER,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
+    Capability.CUSTOM_HEPA_FILTER: SmartThingsButtonDescription(
+        key=Capability.CUSTOM_HEPA_FILTER,
+        translation_key="reset_hepa_filter",
+        command=Command.RESET_HEPA_FILTER,
+        entity_category=EntityCategory.DIAGNOSTIC,
+        component="station",
+    ),
 }
 
 
@@ -53,12 +61,11 @@ async def async_setup_entry(
     """Add button entities for a config entry."""
     entry_data = entry.runtime_data
     async_add_entities(
-        SmartThingsButtonEntity(
-            entry_data.client, device, CAPABILITIES_TO_BUTTONS[capability]
-        )
+        SmartThingsButtonEntity(entry_data.client, device, description)
+        for capability, description in CAPABILITIES_TO_BUTTONS.items()
         for device in entry_data.devices.values()
-        for capability in device.status[MAIN]
-        if capability in CAPABILITIES_TO_BUTTONS
+        if description.component in device.status
+        and capability in device.status[description.component]
     )
 
 
@@ -74,9 +81,9 @@ class SmartThingsButtonEntity(SmartThingsEntity, ButtonEntity):
         entity_description: SmartThingsButtonDescription,
     ) -> None:
         """Initialize the instance."""
-        super().__init__(client, device, set())
+        super().__init__(client, device, set(), component=entity_description.component)
         self.entity_description = entity_description
-        self._attr_unique_id = f"{device.device.device_id}_{MAIN}_{entity_description.key}_{entity_description.command}"
+        self._attr_unique_id = f"{device.device.device_id}_{entity_description.component}_{entity_description.key}_{entity_description.command}"
 
     async def async_press(self) -> None:
         """Press the button."""
diff --git a/homeassistant/components/smartthings/icons.json b/homeassistant/components/smartthings/icons.json
index 848a545e7f9..c3d8c03aa05 100644
--- a/homeassistant/components/smartthings/icons.json
+++ b/homeassistant/components/smartthings/icons.json
@@ -24,6 +24,9 @@
       }
     },
     "button": {
+      "reset_hepa_filter": {
+        "default": "mdi:air-filter"
+      },
       "reset_water_filter": {
         "default": "mdi:reload"
       },
diff --git a/homeassistant/components/smartthings/strings.json b/homeassistant/components/smartthings/strings.json
index 140f42eb5b6..38e4a5cba18 100644
--- a/homeassistant/components/smartthings/strings.json
+++ b/homeassistant/components/smartthings/strings.json
@@ -84,6 +84,9 @@
       }
     },
     "button": {
+      "reset_hepa_filter": {
+        "name": "Reset HEPA filter"
+      },
       "reset_hood_filter": {
         "name": "Reset filter"
       },
diff --git a/tests/components/smartthings/snapshots/test_button.ambr b/tests/components/smartthings/snapshots/test_button.ambr
index 849c06a45b2..66d7e1b524f 100644
--- a/tests/components/smartthings/snapshots/test_button.ambr
+++ b/tests/components/smartthings/snapshots/test_button.ambr
@@ -440,3 +440,52 @@
     'state': 'unknown',
   })
 # ---
+# name: test_all_entities[da_rvc_map_01011][button.robot_vacuum_reset_hepa_filter-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': set({
+    }),
+    'area_id': None,
+    'capabilities': None,
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'button',
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
+    'entity_id': 'button.robot_vacuum_reset_hepa_filter',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Reset HEPA filter',
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': 'Reset HEPA filter',
+    'platform': 'smartthings',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'reset_hepa_filter',
+    'unique_id': '01b28624-5907-c8bc-0325-8ad23f03a637_station_custom.hepaFilter_resetHepaFilter',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_all_entities[da_rvc_map_01011][button.robot_vacuum_reset_hepa_filter-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      'friendly_name': 'Robot Vacuum Reset HEPA filter',
+    }),
+    'context': <ANY>,
+    'entity_id': 'button.robot_vacuum_reset_hepa_filter',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'unknown',
+  })
+# ---