#!/sbin/openrc-run
# Copyright 2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

if [ "${SVCNAME}" = "vintagestory-server-${PV}" ]; then
	instance="main"
else
	instance="${SVCNAME#*.}"
fi

vs_command="/usr/bin/vintagestory-server-${PV}"
vs_path="/opt/vintagestory-server-${PV}"
vs_path_data="/var/lib/vintagestory-server/${PV}"
vs_path_instance="${vs_path_data}/${instance}"
directory="${vs_path_instance}/"
dtach_tmpfile="$(mktemp -u)"
name="Vintage Story ${PV} Server (${instance})"
pidfile="/run/vintagestory-server-${PV}.${instance}.pid"

description_attach="Attaches to the session (interactive console) of the Vintage Story ${PV} Server (${instance})"
extra_started_commands="attach"

command="/usr/bin/dtach"
command_background="true"
command_args="-N ${dtach_tmpfile} ${vs_command} --dataPath ${vs_path_instance}"
command_group="vintagestory"
command_user="vintagestory"

depend() {
	use net
}

start_pre() {
	checkpath -d -o "${command_user}:${command_group}" -q "${vs_path_data}" "${vs_path_instance}"
}

attach() {
	pidnumber="$(cat ${pidfile})"
	dtach_tmpfile="$(cat /proc/${pidnumber}/cmdline | tr '\0' ' ' | awk '{print $3}')"

	if [ -S "${dtach_tmpfile}" ]; then
		eval "${command}" -a "${dtach_tmpfile}" "${DTACH_OPTS}"
	else
		eerror "The determined socket file for dtach could not be found!"
		eerror "Did the process crash?"
	fi
}