tmux/battery.sh


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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%%%}";
}