Update Roborock Map on status change (#140873)

* update map on status change

* Update tests/components/roborock/test_image.py

Co-authored-by: Allen Porter <allen.porter@gmail.com>

* update code to handle state logic within async_update_data

* Update homeassistant/components/roborock/coordinator.py

Co-authored-by: Allen Porter <allen.porter@gmail.com>

* move previous_state and allow update on None

---------

Co-authored-by: Allen Porter <allen.porter@gmail.com>

homeassistant/components/roborock/coordinator.py

@@ -279,6 +279,7 @@ class RoborockDataUpdateCoordinator(DataUpdateCoordinator[DeviceProp]):
 
     async def _async_update_data(self) -> DeviceProp:
         """Update data via library."""
+        previous_state = self.roborock_device_info.props.status.state_name
         try:
             # Update device props and standard api information
             await self._update_device_prop()
@@ -288,11 +289,14 @@ class RoborockDataUpdateCoordinator(DataUpdateCoordinator[DeviceProp]):
 
             # If the vacuum is currently cleaning and it has been IMAGE_CACHE_INTERVAL
             # since the last map update, you can update the map.
-            if (
+            new_status = self.roborock_device_info.props.status
-                self.current_map is not None
+            if self.current_map is not None and (
-                and self.roborock_device_info.props.status.in_cleaning
+                (
-                and (dt_util.utcnow() - self.maps[self.current_map].last_updated)
+                    new_status.in_cleaning
-                > IMAGE_CACHE_INTERVAL
+                    and (dt_util.utcnow() - self.maps[self.current_map].last_updated)
+                    > IMAGE_CACHE_INTERVAL
+                )
+                or previous_state != new_status.state_name
             ):
                 try:
                     await self.update_map()

tests/components/roborock/test_image.py

@@ -11,6 +11,7 @@ from roborock import RoborockException
 from vacuum_map_parser_base.map_data import ImageConfig, ImageData
 
 from homeassistant.components.roborock import DOMAIN
+from homeassistant.components.roborock.const import V1_LOCAL_NOT_CLEANING_INTERVAL
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.const import Platform
 from homeassistant.core import HomeAssistant
@@ -158,9 +159,6 @@ async def test_fail_to_load_image(
 ) -> None:
     """Test that we gracefully handle failing to load an image."""
     with (
-        patch(
-            "homeassistant.components.roborock.coordinator.RoborockMapDataParser.parse",
-        ) as parse_map,
         patch(
             "homeassistant.components.roborock.roborock_storage.Path.exists",
             return_value=True,
@@ -177,8 +175,6 @@ async def test_fail_to_load_image(
         await hass.config_entries.async_reload(setup_entry.entry_id)
         await hass.async_block_till_done()
         assert read_bytes.call_count == 4
-        # Ensure that we never updated the map manually since we couldn't load it.
-        assert parse_map.call_count == 0
     assert "Unable to read map file" in caplog.text
 
 
@@ -298,3 +294,52 @@ async def test_index_error_map(
     # last_updated timestamp.
     assert resp.ok
     assert previous_state == hass.states.get("image.roborock_s7_maxv_upstairs").state
+
+
+async def test_map_status_change(
+    hass: HomeAssistant,
+    setup_entry: MockConfigEntry,
+    hass_client: ClientSessionGenerator,
+) -> None:
+    """Test floor plan map image is correctly updated on status change."""
+    assert len(hass.states.async_all("image")) == 4
+
+    assert hass.states.get("image.roborock_s7_maxv_upstairs") is not None
+    client = await hass_client()
+    resp = await client.get("/api/image_proxy/image.roborock_s7_maxv_upstairs")
+    assert resp.status == HTTPStatus.OK
+    old_body = await resp.read()
+    assert old_body[0:4] == b"\x89PNG"
+
+    # Call a second time. This interval does not directly trigger a map update, but does
+    # trigger a status update which detects the state has changed and uddates the map
+    now = dt_util.utcnow() + V1_LOCAL_NOT_CLEANING_INTERVAL
+
+    # Copy the device prop so we don't override it
+    prop = copy.deepcopy(PROP)
+    prop.status.state_name = "testing"
+    new_map_data = copy.deepcopy(MAP_DATA)
+    new_map_data.image = ImageData(
+        100, 10, 10, 10, 10, ImageConfig(), Image.new("RGB", (2, 2)), lambda p: p
+    )
+    with (
+        patch(
+            "homeassistant.components.roborock.coordinator.RoborockLocalClientV1.get_prop",
+            return_value=prop,
+        ),
+        patch(
+            "homeassistant.components.roborock.coordinator.dt_util.utcnow",
+            return_value=now,
+        ),
+        patch(
+            "homeassistant.components.roborock.coordinator.RoborockMapDataParser.parse",
+            return_value=new_map_data,
+        ),
+    ):
+        async_fire_time_changed(hass, now)
+        resp = await client.get("/api/image_proxy/image.roborock_s7_maxv_upstairs")
+        assert resp.status == HTTPStatus.OK
+    assert resp.status == HTTPStatus.OK
+    body = await resp.read()
+    assert body is not None
+    assert body != old_body