#!/bin/bash
# FILE:       	wagon:back/lib/wg/user/list
# DESCRIPTION:	List all devices from all users
# USAGE:      	list json|tsv

source /etc/wagon/config

/usr/bin/wg show "${TLD}" allowed-ips | \
	while IFS=$' ' read -r pubkey ipv4 ipv6; do
		ipv4="${ipv4%%/*}"
		ipv6="${ipv6%%/*}"
		domain="$(/usr/lib/wagon/ns_lookup_rdns "${ipv4}")" || exit 4
		username="$(<<<"${domain}" cut -d'.' -f2)"
		hostname="$(<<<"${domain}" cut -d'.' -f1)"
		case "${2}" in
		#TODO Remove json keys with empty ("") values
			'json') printf '{"domain":"%s.%s.%s","ipv4":"%s","ipv6":"%s","pubkey":"%s}"},' \
				"${hostname}" "${username}" "${TLD}" "${ipv4}" "${ipv6}" "${pubkey}";;
			*) printf '%s.%s.%s\t%s\t%s\t%s\n' \
				"${hostname}" "${username}" "${TLD}" "${ipv4}" "${ipv6}" "${pubkey}";;
		esac
	done | sed 's/,$//' # Remove trailing comma from json