#!/bin/sh
die() {	echo >&2 "$@"; exit 1; }
notfound() { echo >&2 "$SOCKET not found, sending to the '$1'."; SOCKET=$SERVERBASE/$1/var/run/socket; }

[ $# -ge 1 ] || die "Syntax: $0 <server version> <command [arguments]>"

SERVER=$1
SERVERBASE=$HOME/servers/$SERVER
SOCKET=$SERVERBASE/build/var/run/socket

[ -d "$SERVERBASE" ] || die "Server '$SERVER' not found."

[ -e $SOCKET ] || { notfound oldbuild; [ -e $SOCKET ] || notfound revertedbuild; }
[ -p $SOCKET ] || die "$SOCKET is not a named pipe (fifo).
Is the $SERVER server running?"

shift
echo "$@" > $SOCKET

# hack to start the irc echo for the old instance on a restart
case "$1" in
restart*)
	# delay for a bit to make sure we get the right log file since log rotation is also delayed
	sleep 10
	screen -S wesnoth-mp-servers -X eval "select lobby-echo" "stuff \"/wl-old $SERVER\012\"" ;;
esac