From 990ec1d4454b0399a05e92f4b1f019e4a85c01aa Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Fri, 11 Aug 2023 13:07:45 +0200
Subject: [PATCH] Make gardena closing sensor unavailable when closed (#98133)

---
 homeassistant/components/gardena_bluetooth/sensor.py         | 5 +++++
 .../components/gardena_bluetooth/snapshots/test_sensor.ambr  | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/gardena_bluetooth/sensor.py b/homeassistant/components/gardena_bluetooth/sensor.py
index eaa44d9d4fb..ebc83ae88af 100644
--- a/homeassistant/components/gardena_bluetooth/sensor.py
+++ b/homeassistant/components/gardena_bluetooth/sensor.py
@@ -117,3 +117,8 @@ class GardenaBluetoothRemainSensor(GardenaBluetoothEntity, SensorEntity):
             self._attr_native_value = time
             super()._handle_coordinator_update()
             return
+
+    @property
+    def available(self) -> bool:
+        """Sensor only available when open."""
+        return super().available and self._attr_native_value is not None
diff --git a/tests/components/gardena_bluetooth/snapshots/test_sensor.ambr b/tests/components/gardena_bluetooth/snapshots/test_sensor.ambr
index 14135cb390c..8df37b40abc 100644
--- a/tests/components/gardena_bluetooth/snapshots/test_sensor.ambr
+++ b/tests/components/gardena_bluetooth/snapshots/test_sensor.ambr
@@ -35,7 +35,7 @@
     'entity_id': 'sensor.mock_title_valve_closing',
     'last_changed': <ANY>,
     'last_updated': <ANY>,
-    'state': 'unknown',
+    'state': 'unavailable',
   })
 # ---
 # name: test_setup[98bd2a19-0b0e-421a-84e5-ddbf75dc6de4-raw0-sensor.mock_title_battery]