#!/bin/bash
# Usage: sequencelogic-run-pdfmarker.sh [--timeout seconds] [--classif classification JSON output] [--input input directory] [--output output filename]

function usage(){
	echo "Usage: sequencelogic-run-pdfmarker.sh [--timeout seconds] [--classif classification JSON output] [--input input directory] [--output output filename]"
	echo "Requires that ${SEQUENCELOGICHOME}/bin/sequencelogic-pdfmarker exists and is executable"
	echo "the --timeout arg option is used only for Linux"
	exit 1
}

#set -x

# setup
REDIR=/dev/null		# use /dev/tty for debug
SCRIPT=$0
echo "[OK] Script: ${SCRIPT}" > ${REDIR}
# Absolute path this script is in, thus /home/user/bin
SCRIPTPATH=`dirname ${SCRIPT}`
echo "[OK] This script is located at: $SCRIPTPATH" > ${REDIR}

IPADDR=`hostname -i`
echo "The address of this host is: $IPADDR"
echo " --------- Memory Info ----------- "
free -m
uptime
echo ""

if [ -f "${SCRIPTPATH}/sequencelogic-helpers.sh" ]; then
	source ${SCRIPTPATH}/sequencelogic-helpers.sh > ${REDIR}
else
	source ${SEQUENCELOGICHOME}/bin/sequencelogic-helpers.sh > ${REDIR}
fi

TIMEOUTPROG=""
if [ "$1" = "--timeout" ]; then
	shift
	TIMEOUTPROG="timeout $1"
	shift
fi

CLASSIFYOUT=""
if [ "$1" = "--classif" ]; then
	shift
	CLASSIFYOUT="$1"
	shift
fi

INPUT=""
if [ "$1" = "--input" ]; then
	shift
	INPUT="$1"
	shift
fi

OUTPUT=""
if [ "$1" = "--output" ]; then
	shift
	OUTPUT="$1"
	shift
fi

STAT=0

if [ ! -f "$CLASSIFYOUT" ]; then
	echo "Classification output file '$CLASSIFYOUT' is missing, or unreadable."
	usage;
	exit 1;
fi

#if [ ! -f "$INPUT" ]; then
#	usage;
#	exit 1;
#fi

#if [ ! -f "$OUTPUT" ]; then
#	usage;
#	exit 1;
#fi

# The actual OCR program is named: "sequencelogic-pdfmarker" and must be in in ${SEQUENCELOGICHOME}/bin
PDFMARKERPROG="${SEQUENCELOGICHOME}/bin/sequencelogic-pdfmarker"
if [ ! -x "$PDFMARKERPROG" ]; then
	echo "$PDFMARKERPROG does not exist or is not executable"
	exit 2;
fi 

$TIMEOUTPROG "$PDFMARKERPROG" -c "$CLASSIFYOUT" -i "$INPUT" -o "$OUTPUT"
STAT=$?
echo "Exit with status: $STAT"
exit $STAT