#!/bin/bash

DIR="/Path/To/Files/"
EMAILADR="Your Email Address"
LOCATION="Your Place Of Residence"
PROG="/Path/To/proc-storing"
FILE="${LOCATION}.txt"

if [ ! -d "${DIR}" ]
then
	echo "Dir ${DIR} not found"
	exit 1
fi
cd "${DIR}"

rm storingen.txt.bak
mv storingen.txt storingen.txt.bak
lynx -dump -accept_all_cookies -nolist -width=255 https://freedom.nl/storingen > storingen.txt
if [ ! -f storingen.txt ]
then
	echo "File storingen.txt not found"
	mv storingen.txt.bak storingen.txt
	exit 1
fi

if ( diff storingen.txt storingen.txt.bak > /dev/null )
then
	# No change
	exit 0
fi

rm "${FILE}.bak"
mv "${FILE}" "${FILE}.bak"
cat storingen.txt | "${PROG}" "${LOCATION}" > "${FILE}"

if ! ( diff "${FILE}" "${FILE}.bak" > /dev/null )
then
	echo "New maintenance"
	rm kalender.txt.bak
	mv kalender.txt kalender.txt.bak
	cat "${FILE}" | \
		egrep "	20[0-9][0-9][-]" | \
		awk -F\\\t '{print $2 "\t" $3 " Maintenance"}' | \
		sort > kalender.txt
	( cat "${FILE}" ; echo "" ; cat kalender.txt ; echo "" ) | \
		mail -s Maintenance "${EMAILADR}"
fi