Fixes for Fedora 43 and Kernel 6.18.15-400.asahi.fc43

README.md

@@ -32,3 +32,5 @@ Checking (for) the files referenced in the script (and other files in the contai
 
 ## Credits
 Inspired by [Oliver Machacik's batdistrack](https://github.com/oliver-machacik/batdistrack).
+Asahi Linux Verion by: Erik Quaeghebeur
+Asahi Linux fixed by: Anes Lihovac

batenergy.sh

@@ -1,64 +1,95 @@
 #!/usr/bin/env bash
 
 FILE=/tmp/batenergy.dat
-ADP=(/sys/class/power_supply/A*)
-BAT=(/sys/class/power_supply/BAT*)
 
-[[ -e $BAT ]] || exit
+# Dynamically detect battery and adapter devices
+BAT_PATH=""
+ADP_PATH=""
+for dev in /sys/class/power_supply/*; do
+	if grep -q "Battery" "$dev/type" 2>/dev/null; then
+		BAT_PATH="$dev"
+	elif grep -q "Mains" "$dev/type" 2>/dev/null; then
+		ADP_PATH="$dev"
+	fi
+done
+
+if [[ -z $BAT_PATH ]]; then
+	echo "No battery device found. Exiting."
+	exit 1
+fi
 
 state=$1
 sleep_type=$2
 
-now=`date +'%s'`
+if [[ -z "$state" || ( "$state" != "pre" && "$state" != "post" ) ]]; then
+	echo "Usage: $0 [pre|post] [sleep_type]"
+	exit 2
+fi
+
+now=$(date +'%s')
 
 # Read an energy in mWh from /sys/class/power_supply.
 # Some firmware only reports charge (in µAh), in which case we convert using voltage.
 read_energy() {
 	local when=$1
 	local -n var=energy_$when
-	if [[ -e $BAT/energy_$when ]]; then
-		(( var = $(< "$BAT"/energy_$when) / 1000 )) # mWh
+	if [[ -e $BAT_PATH/energy_$when ]]; then
+		(( var = $(< "$BAT_PATH/energy_$when") / 1000 )) # mWh
+	elif [[ -e $BAT_PATH/charge_$when && -e $BAT_PATH/voltage_now ]]; then
+		(( voltage_now = $(< "$BAT_PATH/voltage_now") )) # µV
+		(( var = $(< "$BAT_PATH/charge_$when") * voltage_now / 1000000000 )) # mWh
 	else
-		if (( ! voltage_now )); then
-			(( voltage_now = $(< "$BAT"/voltage_now) )) # µV
-		fi
-		(( var = $(< "$BAT"/charge_$when) * voltage_now / 1000000000 )) # mWh
+		var=0
 	fi
 }
 
 read_energy now
 read_energy full
 
-if [[ -f $ADP/online ]]; then
-	read online < "$ADP"/online
-
+if [[ -n $ADP_PATH && -f $ADP_PATH/online ]]; then
+	read online < "$ADP_PATH/online"
 	if (( online )); then
 		echo "Currently on mains."
 	else
 		echo "Currently on battery."
 	fi
+else
+	echo "Adapter status unknown."
 fi
 
-case $state in
-"pre")
-	echo "Saving time and battery energy before sleeping ($sleep_type)."
-	echo $now > $FILE
-	echo $energy_now >> $FILE
-	;;
-"post")
-	exec 3<>$FILE
-	read prev <&3
-	read energy_prev <&3
-	rm $FILE
-	time_diff=$(($now - $prev)) # seconds
-	days=$(($time_diff / (3600*24)))
-	hours=$(($time_diff % (3600*24) / 3600))
-	minutes=$(($time_diff % 3600 / 60))
-	echo "Duration of $days days $hours hours $minutes minutes sleeping ($sleep_type)."
-	(( energy_diff = energy_now - energy_prev )) # mWh
-	(( avg_rate = energy_diff * 3600 / time_diff )) # mW
-	energy_diff_pct=$(bc <<< "scale=1;$energy_diff * 100 / $energy_full") # %
-	avg_rate_pct=$(bc <<< "scale=2;$avg_rate * 100 / $energy_full") # %/h
-	echo "Battery energy change of $energy_diff_pct % ($energy_diff mWh) at an average rate of $avg_rate_pct %/h ($avg_rate mW)."
-	;;
-esac
+case "$state" in
+	pre)
+		echo "Saving time and battery energy before sleeping ($sleep_type)."
+		echo $now > $FILE
+		echo $energy_now >> $FILE
+		;;
+	post)
+		if [[ ! -f $FILE ]]; then
+			echo "No previous data file found."
+			exit 1
+		fi
+		exec 3<>$FILE
+		read prev <&3
+		read energy_prev <&3
+		rm $FILE
+		time_diff=$((now - prev)) # seconds
+		days=$((time_diff / (3600*24)))
+		hours=$((time_diff % (3600*24) / 3600))
+		minutes=$((time_diff % 3600 / 60))
+		echo "Duration of $days days $hours hours $minutes minutes sleeping ($sleep_type)."
+		(( energy_diff = energy_now - energy_prev )) # mWh
+		if (( time_diff > 0 )); then
+			avg_rate=$((energy_diff * 3600 / time_diff)) # mW
+		else
+			avg_rate=0
+		fi
+		if (( energy_full > 0 )); then
+			energy_diff_pct=$(echo "scale=1; $energy_diff * 100 / $energy_full" | bc)
+			echo "Battery used: $energy_diff mWh ($energy_diff_pct% of full)"
+			echo "Average rate: $avg_rate mW"
+		else
+			echo "Battery used: $energy_diff mWh"
+			echo "Average rate: $avg_rate mW"
+		fi
+		;;
+	esac