set -e

position () {
    curl -s http://api.open-notify.org/iss-now.json |
        jq -r '[.iss_position.longitude, .iss_position.latitude] | @tsv'
}

wkt_position () {
    echo "POINT ($(position | expand -t 1))"
}

while true; do
    WKT=$(wkt_position)

    if [[ -z "$WKT" || "$WKT" == "POINT ()" ]]; then
        echo "Empty position, skipping..."
    else
        crash --hosts 192.168.2.182:4200 \
            --command "INSERT INTO iss (position) VALUES ('$WKT')" \
            || echo "Insert failed, skipping..."
    fi

    echo 'Sleeping for 10 seconds...'
    sleep 10
done