#!/bin/bash

ORIG_IFACE=wlan0
ORIG_GW_ADDR=192.168.0.255
#ORIG_IFACE=eth0
#ORIG_GW_ADDR=192.168.58.62
DEFAULT_SVN_ADDR=131.111.61.129
DEFAULT_PPP_ADDR=131.111.61.130
OUTPUT=VGA1

function exec {
case $1 in
    --start-svn|--svn|-s)
        echo "calling"
        sudo pppd call gns-ank
        sleep 10
        echo "adding stuff"
        sudo route add -host ${DEFAULT_SVN_ADDR} gw ${ORIG_GW_ADDR} dev ${ORIG_IFACE}
        sudo route add default gw ${DEFAULT_PPP_ADDR} dev ppp0
        echo "deleting ${ORIG_IFACE}"
        sudo route del default dev ${ORIG_IFACE}
        ;;
    --stop-svn|--no-svn|-ns)
        sudo poff
        sleep 10

        echo "Deleting interface1"
        sudo route del -host ${DEFAULT_SVN_ADDR} gw ${ORIG_GW_ADDR} dev ${ORIG_IFACE}
        echo "Deleting interface2"
        sudo route del default dev ppp0
        echo "Adding interface ${ORIG_IFACE}"
        sudo route add default gw ${ORIG_GW_ADDR} dev ${ORIG_IFACE}
        ;;
    *)
        echo "Specify parameter"
        return 0
        ;;
esac
}

function main {
for param in $@; do
    exec $param
done
}

main $@