dotfiles/.local/bin/vol

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#!/bin/bash -e
case "$1" in
s)
DEV='@DEFAULT_AUDIO_SINK@'
;;
m)
DEV='@DEFAULT_AUDIO_SOURCE@'
;;
*)
exit 1
;;
esac
function update_vol() {
case "$1" in
+*|-*)
# shellcheck disable=SC2017
CUR=$((CUR + $1 - CUR % $1 + CUR % $1 * 10 / $1 / 5 * $1))
;;
*)
CUR="$1"
esac
wpctl set-volume -l 3 "$DEV" "$CUR%"
}
read -r _ CUR MUTE < <(wpctl get-volume "$DEV")
CUR=$((10#${CUR/./}))
if [ -z "$2" ]; then
echo "$CUR"
exit
fi
if [ "$2" == 'm' ] && [ -z "$MUTE" ]; then
wpctl set-mute "$DEV" 1
else
if [[ "$2" =~ [0-9] ]]; then
update_vol "$2"
fi
if [ -n "$MUTE" ]; then
wpctl set-mute "$DEV" 0
fi
fi
kill -34 "$(cat "$XDG_RUNTIME_DIR/sbar/pid")"