#!/bin/bash

A="00:00:00"
H="2:00:00"

function sendcmd(){
	echo $1 | nc localhost 10001 -q10 || (echo "Can't connect" >&2; exit 1)
}

#lower limit is 0
sendcmd ":So0#"
sendcmd ":Sz${A}#"
sendcmd ":Sa${H}#"
sendcmd ":MA#" # || exit 1

errctr=0

while true; do
	sleep 2
	ANS=$(sendcmd ":Gstat#")
	if [ "x$ANS" == "x" ]; then
		[[ $((++errctr)) < 5 ]] && continue
		echo "No connection to server" >&2
		exit 1
	fi
	echo $ANS
	[ $ANS == "0#" -o $ANS == "7#" ] && break
done

# stop tracking
sendcmd ":AL#"

echo -e "\n\nTelescope parked\n"