1#!/usr/bin/env bash
 2set -e
 3
 4if [ -f ~/.oath/key ]; then
 5	# File-based HOTP
 6	oathtool --hotp "$(cat ~/.oath/key)" -c "$([ ! -f ~/.oath/counter ] && echo -n 0 > ~/.oath/counter || echo -n $(($(cat ~/.oath/counter)+1)) > ~/.oath/counter; cat ~/.oath/counter)"
 7else
 8	# Fallback: YubiKey OATH
 9	if ! ykman info &>/dev/null; then
10		notify-send --urgency=critical "authkey" "YubiKey not connected. Please plug in your YubiKey."
11		echo "Error: YubiKey not connected" >&2
12		exit 1
13	fi
14	ykman oath accounts code --single "Red Hat:redhat" 2>/dev/null | grep -oE '[0-9]{6,8}'
15fi