#!/bin/bash

MONDIR=`date +%Y-%m`

# get list of json files to extract DevEUIs into file deveui.txt:
wget -qO- 'https://saqn.geo.uni-augsburg.de/lorawan/'${MONDIR}/' | sed -e 's/<[^>]*>/ /g' | grep _json.txt | sed 's|_| |g' | awk '{print $1}' | sort > deveui.txt

# for each new deveui create an empty file for metadata
LIST=`cat deveui.txt`
for EUI in $LIST ; do
  if [ ! -e ${EUI}_meta.txt ] ; then
    touch ${EUI}_meta.txt
  fi
done