From c751f4a431d6ac4d65bdaed208d726dc8bc0fad3 Mon Sep 17 00:00:00 2001
From: David Schroeder <david@schroedercity.com>
Date: Sat, 3 Sep 2022 14:26:48 -0500
Subject: [PATCH] Update powerwall.sh

---
 powerwall.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/powerwall.sh b/powerwall.sh
index fc77196b..407fb90d 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -52,9 +52,9 @@ CHECKTEMP_SERVICE(){
 				echo ${TEMP_THRESHOLDS[${1}]} | cut -d',' -f 1 | read temp_warn
 				echo ${TEMP_THRESHOLDS[${1}]} | cut -d',' -f 2 | read temp_crit
 				
-				temp_diff=$(($last_temp - $temp_f))
+				temp_diff=$((${last_temp%.*} - ${temp_f%.*}))
 				[ $temp_diff -lt 0 ] && temp_diff=$((temp_diff * -1))
-		
+						
 				if [ $(bc -l <<< "$temp_f >= $temp_warn") -eq 1 ] && [ $(bc -l <<< "$temp_f < $temp_crit") -eq 1 ]; then
 					[ $temp_diff -gt 1 ] && echo "($temp_diff) WARNING TEMP: $temp_f°F" | mail -s "${1} TEMP WARNING" $email_alert
 					echo "($temp_d @ $temp_t) WARNING: $temp_f°F"