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#!/bin/sh
declare -x VOERBOOS
export RETVAL=0
export BATVAL="$(echo "scale=0;$(cat /sys/class/power_supply/BAT0/charge_now)*100/$(cat /sys/class/power_supply/BAT0/charge_full)"|bc -l)"
export BATSTATE="$(cat /sys/class/power_supply/BAT0/status)"
function batmobile {
if [ "$BATVAL" -le 5 ];then
case "$BATSTATE" in
"Charging")
MSG="Battery charged at $BATVAL% with status \"$BATSTATE\", no shutdown."
[ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||true
logger -p"info" -t"batman" "Battery charged at $BATVAL% with status \"$BATSTATE\", no shutdown."||RETVAL=$(("$RETVAL"+$?))
;;
*)
MSG="Battery charged at $BATVAL%, powering down."
[ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||true
logger -pwarn -t"batman" "$MSG"||RETVAL=$(("$RETVAL"+$?))
sudo shutdown -P +2 "$MSG"||RETVAL=$(("$RETVAL"+$?))
;;
esac
else
MSG="Battery charged at $BATVAL%, no shutdown."
[ ! -z "$VOERBOOS" ]&&[ "$VOERBOOS" -eq 1 ]&&echo "$MSG"||logger -p"info" -t"batman" "$MSG"||RETVAL=$(("$RETVAL"+$?))
fi
}
function batarang {
MSG="$BATVAL% ($BATSTATE)";echo "$MSG";
}
while getopts :vnp SHOPT;do
case "$SHOPT" in
v)export VOERBOOS=1;;
p)batmobile;;
""|n)batarang;;
*)echo "Not supported option: -""${OPTARG}" >&2;RETVAL=$(($RETVAL+1)) >&2;WRONGOPT=1;;
esac
done
shift $(( $OPTIND - 1 ))
[ ! -z "$WRONGOPT" ]&&[ "$WRONGOPT" -eq 1 ]&&exit 1||true
exit "$RETVAL"
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