Move mill coordinator to separate module (#117493)

homeassistant/components/mill/coordinator.py

@@ -0,0 +1,38 @@
+"""Coordinator for the mill component."""
+
+from __future__ import annotations
+
+from datetime import timedelta
+import logging
+
+from mill import Mill
+from mill_local import Mill as MillLocal
+
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
+
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+
+class MillDataUpdateCoordinator(DataUpdateCoordinator):
+    """Class to manage fetching Mill data."""
+
+    def __init__(
+        self,
+        hass: HomeAssistant,
+        update_interval: timedelta | None = None,
+        *,
+        mill_data_connection: Mill | MillLocal,
+    ) -> None:
+        """Initialize global Mill data updater."""
+        self.mill_data_connection = mill_data_connection
+
+        super().__init__(
+            hass,
+            _LOGGER,
+            name=DOMAIN,
+            update_method=mill_data_connection.fetch_heater_and_sensor_data,
+            update_interval=update_interval,
+        )