From 2bdbba11132ae12eb8f74d792f30d9f9072cb45c Mon Sep 17 00:00:00 2001
From: Nicu Hodos <nicu@hodos.ro>
Date: Mon, 7 Oct 2024 15:27:24 +0200
Subject: [PATCH] sensor: specifying a precision implies the sensor is number,
 but it needs to be generic (e.g. text) set a default precision only if there
 is a unit_of_measurement

---
 src/ha.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/ha.h b/src/ha.h
index c57e442..c526e6d 100644
--- a/src/ha.h
+++ b/src/ha.h
@@ -373,7 +373,12 @@ namespace Ha {
             StateConfig::buildConfig(jsonDoc);
             if (unitMeasure) jsonDoc["unit_of_measurement"] = unitMeasure;
             if (valueTemplate) jsonDoc["value_template"] = valueTemplate;
-            jsonDoc["suggested_display_precision"] = precision;
+            if (isNumericSensor()) jsonDoc["suggested_display_precision"] = precision;
+        }
+
+    private:
+        bool isNumericSensor() {
+            return deviceClass || unitMeasure;
         }
     };