#!/bin/bash

# Created by Rachel Schreiber
# Date: 07/14/2016
# Used for uploading data from a file to a device stream in the M2X cloud

while IFS= read -r line; do
	# get date in ISO 8601 format
	DATE=`date +%Y-%m-%d`T`date +%H:%M:%S`.000Z

	# send data to m2x stream
	send=`curl -i "http://api-m2x.att.com/v2/devices/<device-id>/streams/<stream-name>/values" -d "{ \"values\": [{ \"value\":$line, \"timestamp\": \"$DATE\" }] }" -H "Content-type: application/json" -H "X-M2X-KEY: <device-API-key>"`
	
	# get status of whether successfully sent or not
	status=`echo $send | cut -c 14-19`
	
	# check if successfully sent, if not, break and exit application
	if [ $status = "Accept" ]; then
		echo Sent $line
	else
		echo Error sending $line, exiting application
		break;
	fi

	sleep 60
done < "$1"