From e615ade85ea430663df5584b887d5a54440e5b7f Mon Sep 17 00:00:00 2001
From: proddy <paul@derbyshire.nl>
Date: Wed, 23 Oct 2024 17:38:05 +0200
Subject: [PATCH] update HA shower example

---
 docs/Home-Assistant.md | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/docs/Home-Assistant.md b/docs/Home-Assistant.md
index 29d60668..e161fb5d 100644
--- a/docs/Home-Assistant.md
+++ b/docs/Home-Assistant.md
@@ -97,10 +97,20 @@ sensor:
     sensors:
       last_shower_duration:
         friendly_name: Last shower duration
-        value_template: "{{ int(states('sensor.ems_esp_shower_duration')) | timestamp_custom('%-M min %-S sec', false)}}"
+        value_template: >-
+          {% if has_value('sensor.ems_esp_shower_duration') %}
+            {{ int(states('sensor.ems_esp_shower_duration')) | timestamp_custom('%-M min %-S sec', false)}}
+          {% else %}
+            unknown
+          {% endif %}
       last_shower_time:
         friendly_name: Last shower timestamp
-        value_template: '{{ as_timestamp(states.sensor.ems_esp_shower_duration.last_updated) | int | timestamp_custom("%-I:%M %p on %a %-d %b") }}'
+        value_template: >-
+          {% if has_value('sensor.ems_esp_shower_duration') %}
+            {{ as_timestamp(states.sensor.ems_esp_shower_duration.last_updated) | int | timestamp_custom("%-I:%M %p on %a %-d %b") }}
+          {% else %}
+            unknown
+          {% endif %}
 ```
 
 Note you can configure the `timestamp_custom()` to your own preferred format.