Code review

homeassistant/components/tile/device_tracker.py

@@ -1,10 +1,16 @@
 """Support for Tile device trackers."""
+import logging
+
 from homeassistant.components.device_tracker.config_entry import TrackerEntity
 from homeassistant.components.device_tracker.const import SOURCE_TYPE_GPS
+from homeassistant.config_entries import SOURCE_IMPORT
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
 from homeassistant.core import callback
 
 from . import DATA_COORDINATOR, DOMAIN, TileEntity
 
+_LOGGER = logging.getLogger(__name__)
+
 ATTR_ALTITUDE = "altitude"
 ATTR_CONNECTION_STATE = "connection_state"
 ATTR_IS_DEAD = "is_dead"
@@ -27,6 +33,27 @@ async def async_setup_entry(hass, config_entry, async_add_entities):
     )
 
 
+async def async_setup_scanner(hass, config, async_see, discovery_info=None):
+    """Detect a legacy configuration and import it."""
+    hass.async_create_task(
+        hass.config_entries.flow.async_init(
+            DOMAIN,
+            context={"source": SOURCE_IMPORT},
+            data={
+                CONF_USERNAME: config[CONF_USERNAME],
+                CONF_PASSWORD: config[CONF_PASSWORD],
+            },
+        )
+    )
+
+    _LOGGER.info(
+        "Your Tile configuration has been imported into the UI; "
+        "please remove it from configuration.yaml"
+    )
+
+    return True
+
+
 class TileDeviceTracker(TileEntity, TrackerEntity):
     """Representation of a network infrastructure device."""