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#!/usr/bin/env bash
set -euo pipefail
iface="${WG_QUICK_PROFILE:-PC}"
age_label() {
local latest now age
latest="$(wg show "$iface" latest-handshakes 2>/dev/null | awk 'NF { if ($2 > newest) newest = $2 } END { print newest + 0 }')"
if [ -z "$latest" ] || [ "$latest" -le 0 ] 2>/dev/null; then
return 0
fi
now="$(date +%s)"
age=$((now - latest))
if [ "$age" -lt 60 ]; then
printf ' %ss' "$age"
elif [ "$age" -lt 3600 ]; then
printf ' %sm' "$((age / 60))"
elif [ "$age" -lt 86400 ]; then
printf ' %sh' "$((age / 3600))"
else
printf ' %sd' "$((age / 86400))"
fi
}
if [ -d "/sys/class/net/$iface" ]; then
echo "%{F#98971a}up$(age_label)%{F-}"
else
echo "%{F#cc241d}down%{F-}"
fi
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