#!/bin/bash

ENABLE_VOLTE=1

echo "$0 $1"

if [ "$1" == "off" ]; then
	ENABLE_VOLTE=0
fi

if [ "${ENABLE_VOLTE}" == 1 ]; then
	echo "enabling VoLTE"
	SCRIPT=volte_on.chat
else
	echo "disabling VoLTE"
	SCRIPT=volte_off.chat
fi

if [ -e "/dev/ttyUSB3" ]; then
	chat -f /usr/share/bm818-tools/${SCRIPT}  < /dev/ttyUSB3 > /dev/ttyUSB3
else
	echo "Modem not found. Is the killswitch engaged?"
fi
