#!/usr/bin/env bash
set -euo pipefail

NOTIF_PERSIST=30000
NOTIF_INFORM=5000

stdout=
caller=
notif=

while getopts "on:" o; do
	case "${o}" in
		o)
			stdout=1;;
		n)
			caller="${OPTARG}"
			;;
		*)
			exec ykman oath accounts list
			;;
	esac
done
shift $((OPTIND-1))

if [ $# -lt 1 ]; then
	exec ykman oath accounts list
fi

if [ -n "$caller" ]; then
	notif="$(notify-send -p -t $NOTIF_PERSIST "Touch your Yubikey" "$caller is requesting otp for $1")"
	trap 'notify-send -r $notif -t 1 "Touch your Yubikey" "$caller is requesting otp for $1"' EXIT
fi

code=$(ykman oath accounts code -s "$1")
if [ -z "$stdout" ]; then
	echo "$code" | tee >(xclip -i)
	xdotool type "$code"
else
	echo "$code"
fi

if [ -n "$code" ] && [ -n "$notif" ]; then
	trap : EXIT
	notify-send -r "$notif" -t $NOTIF_INFORM "Yubikey Touched" "otp generated for $caller"
fi