Add battery status as an external shell script

1 files changed, 17 insertions, 0 deletions

diff --git a/tmux/battery.sh b/tmux/battery.sh
new file mode 100755
index 0000000..26b3388
--- /dev/null
+++ b/tmux/battery.sh
@@ -0,0 +1,17 @@
+round() { awk -v n=$1 -v d=$2 'BEGIN{print int((n+d/2)/d) * d}'; }
+
+upower -i /org/freedesktop/UPower/devices/DisplayDevice | awk '/percentage:/ {print $2}' | {
+	read s;
+	lvl=$(round "${s%%%}" 10);
+	if [ $lvl -eq "10" ]; then printf "󰁺"; fi
+	if [ $lvl -eq "20" ]; then printf "󰁻"; fi
+	if [ $lvl -eq "30" ]; then printf "󰁼"; fi
+	if [ $lvl -eq "40" ]; then printf "󰁽"; fi
+	if [ $lvl -eq "50" ]; then printf "󰁾"; fi
+	if [ $lvl -eq "60" ]; then printf "󰁿"; fi
+	if [ $lvl -eq "70" ]; then printf "󰂀"; fi
+	if [ $lvl -eq "80" ]; then printf "󰂁"; fi
+	if [ $lvl -eq "90" ]; then printf "󰂂"; fi
+	if [ $lvl -eq "100" ]; then printf "󰁹"; fi
+	printf " %.0f%%" "${s%%%}";
+}