#!/bin/bash
# Loop through all attached batteries and format the info
currntpwr=$(powerprofilesctl get)
if [ "${currntpwr}" = "performance" ]; then
	pwr="-  Performance"
elif [ "${currntpwr}" = "balanced" ]; then
	pwr="-  Balanced"
elif [ "${currntpwr}" = "power-saver" ]; then
	pwr="-  Power Saver"
fi
for battery in /sys/class/power_supply/BAT?*; do
	# If non-first battery, print a space separator.
	[ -n "${capacity+x}" ] && printf " "
	# Sets up the status and capacity
	case "$(cat "$battery/status" 2>&1)" in
		"Full") status="  " ;;
		"Discharging") status=" " ;;
		"Charging") status="  " ;;
		"Not charging") status="  " ;;
		"Unknown") status=" " ;;
		*) exit 1 ;;
	esac
	capacity="$(cat "$battery/capacity" 2>&1)"
	# Will make a warn variable if discharging and low
	[ "$status" = " " ] && [ "$capacity" -le 100 ] && warn=""
	# Prints the info
	printf "%s%s%d%%%s" "$status" "$warn " "$capacity" " $pwr"; unset warn
done && printf "\\n"