From 5ac2f0f8c10062ea2189b56a4d5dfe9d4c640ce5 Mon Sep 17 00:00:00 2001
From: Niko <71028077+nikohein@users.noreply.github.com>
Date: Wed, 12 Feb 2025 19:53:55 +0100
Subject: [PATCH] Mqtt: allow nil/null/none/- as empty values #666

---
 docs/integrations/mqtt-api.md                     | 15 +++++++++++++++
 .../current/integrations/mqtt-api.md              | 15 +++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/docs/integrations/mqtt-api.md b/docs/integrations/mqtt-api.md
index 0cfbe7da0..eff4f7857 100644
--- a/docs/integrations/mqtt-api.md
+++ b/docs/integrations/mqtt-api.md
@@ -63,3 +63,18 @@ Beispiele:
 
 `2023-08-17T19:30:00Z` = 17. August 2023 um 21:30 Uhr MESZ
 :::
+
+:::note
+\*\* Unterstützung leerer Werte:
+Folgende Zeichenfolgen werden als leere Werte erkannt:
+- `nil`
+- `null`
+- `none`
+- `-`
+
+Beispiele:
+
+- `evcc/site/batteryGridChargeLimit/set`: 'none'
+
+Um die Preisschwelle zum Laden der Batterie auf 'none' zu setzten, bzw. zu löschen.
+:::
\ No newline at end of file
diff --git a/i18n/en/docusaurus-plugin-content-docs/current/integrations/mqtt-api.md b/i18n/en/docusaurus-plugin-content-docs/current/integrations/mqtt-api.md
index 51c33495b..c55b467d4 100644
--- a/i18n/en/docusaurus-plugin-content-docs/current/integrations/mqtt-api.md
+++ b/i18n/en/docusaurus-plugin-content-docs/current/integrations/mqtt-api.md
@@ -66,3 +66,18 @@ Examples:
 
 `2023-08-17T19:30:00Z` = 17th of August 2023 at 21:30 CEST
 :::
+
+:::note
+\*\* Support for empty values:
+The following strings are recognized as empty values:
+- `nil`
+- `null`
+- `none`
+- `-`
+
+Examples:
+
+- `evcc/site/batteryGridChargeLimit/set`: 'none'
+
+To set the price threshold for charging the battery to 'none' or to delete it.
+:::
\ No newline at end of file