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#!/bin/sh
wobpipe="${XDG_RUNTIME_DIR:-${TMPDIR:-/tmp}}/wobpipe"
usage()
{
cat <<- EOF
Usage: ${0##*/} [cmd]
A helper script for wob the wayland overlay bar
Example:
${0##*/} wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%-
EOF
}
err()
{
: "${1:?}"
printf "\033[31;1merr: %b\033[0m\n" "$1" 1>&2
command -v notify-send > /dev/null &&
notify-send " wob loader" "$1"
}
render()
{
: "${1:?}"
echo "${1%%.*}" > "$wobpipe"
}
########
# MAIN #
########
exe="$1"
shift
if [ -z "$exe" ]; then
usage
exit
elif [ ! -p "$wobpipe" ]; then
err "$wobpipe: named pipe does not exist"
exit 1
elif ! command -v "$exe" > /dev/null; then
err "${exe}: command not found"
exit 127
fi
case "$exe" in
"wpctl")
wpctl "$@"
data="$(wpctl get-volume "@DEFAULT_AUDIO_SINK@")"
render "$(echo "${data##* } * 100" | bc)"
;;
"brightnessctl")
brightnessctl "$@"
data="$(brightnessctl info | grep -o '[0-9]*%')"
render "${data%\%}"
;;
*)
err "${exe}: not implemented"
"$exe" "$@"
esac
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