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#!/bin/sh
BATTERY="/sys/class/power_supply/BAT0/"
CAPACITY=$(cat "$BATTERY"/capacity 2>/dev/null) || break
STATUS=$(sed "s/[Dd]ischarging/ /;s/[Nn]ot charging/ /;s/[Cc]harging/ /;s/[Uu]nknown/ /;s/[Ff]ull/ /" "$BATTERY"/status)
[ $CAPACITY -le 20 ] && COLOR=$(echo '\004') || COLOR=''
[ $CAPACITY -gt 20 ] && [ $CAPACITY -le 40 ] && COLOR=$(echo '\003')
[ $CAPACITY -ge 98 ] && CAPACITY=100
printf "%s%s%s%%\001" $COLOR "$STATUS" "$CAPACITY"
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