From cceee05c1558828fa8bd6dd100f7e2d23a91b074 Mon Sep 17 00:00:00 2001
From: Josef Zweck <josef@zweck.dev>
Date: Sun, 5 Oct 2025 13:04:28 +0200
Subject: [PATCH] Fix lamarzocco brewing start time sensor availability
 (#153732)

---
 homeassistant/components/lamarzocco/sensor.py         | 11 +++++++++--
 .../components/lamarzocco/snapshots/test_sensor.ambr  |  2 +-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/homeassistant/components/lamarzocco/sensor.py b/homeassistant/components/lamarzocco/sensor.py
index 1f4983a03a8..2e36db85fc4 100644
--- a/homeassistant/components/lamarzocco/sensor.py
+++ b/homeassistant/components/lamarzocco/sensor.py
@@ -5,7 +5,7 @@ from dataclasses import dataclass
 from datetime import datetime
 from typing import cast
 
-from pylamarzocco.const import BackFlushStatus, ModelName, WidgetType
+from pylamarzocco.const import BackFlushStatus, MachineState, ModelName, WidgetType
 from pylamarzocco.models import (
     BackFlush,
     BaseWidgetOutput,
@@ -97,7 +97,14 @@ ENTITIES: tuple[LaMarzoccoSensorEntityDescription, ...] = (
             ).brewing_start_time
         ),
         entity_category=EntityCategory.DIAGNOSTIC,
-        available_fn=(lambda coordinator: not coordinator.websocket_terminated),
+        available_fn=(
+            lambda coordinator: not coordinator.websocket_terminated
+            and cast(
+                MachineStatus,
+                coordinator.device.dashboard.config[WidgetType.CM_MACHINE_STATUS],
+            ).status
+            is MachineState.BREWING
+        ),
     ),
     LaMarzoccoSensorEntityDescription(
         key="steam_boiler_ready_time",
diff --git a/tests/components/lamarzocco/snapshots/test_sensor.ambr b/tests/components/lamarzocco/snapshots/test_sensor.ambr
index 3dd1ff9b665..1ded7231287 100644
--- a/tests/components/lamarzocco/snapshots/test_sensor.ambr
+++ b/tests/components/lamarzocco/snapshots/test_sensor.ambr
@@ -45,7 +45,7 @@
     'last_changed': <ANY>,
     'last_reported': <ANY>,
     'last_updated': <ANY>,
-    'state': '2025-05-07T18:04:20+00:00',
+    'state': 'unavailable',
   })
 # ---
 # name: test_sensors[sensor.gs012345_coffee_boiler_ready_time-entry]