#!/bin/sh

SUBMIT_COMMON=$(which work_queue_submit_common)
if [ -z "$SUBMIT_COMMON" ];
then
	echo "Please add 'work_queue_submit_common' to your PATH." 1>&2
	exit 1
else
	. $SUBMIT_COMMON
fi

show_help()
{

	echo "  -j                       Use job array to submit workers."
	echo "  -p <parameters>          SLURM sbatch parameters."
}

use_jobarray=0
slurm_parameters=""

parse_arguments()
{
	if [ -z "$cores" -o "$cores" = 0 ]
	then
		slurm_parameters="$slurm_parameters --exclusive"
	else
		slurm_parameters="$slurm_parameters --cpus-per-task $cores"
	fi

    original_count=$#

	while [ $# -gt 0 ]
	do
		case $1 in
			-j)
			use_jobarray=1
			;;
			-p)
			shift
			slurm_parameters="$slurm_parameters $1"
			;;
			*)
			break
			;;
		esac
		shift
	done

    current_count=$#
    consumed=$((original_count - current_count))

    return $consumed
}

submit_workers_command()
{
	sbatch=`which sbatch 2>/dev/null`
	if [ $? != 0 ]
	then
		echo "$0: please add 'sbatch' to your PATH."
		exit 1
	fi

	to_submit=$count
	while [[ "$to_submit" -gt 0 ]]
	do
		to_submit=$((to_submit-1))
		sbatch --job-name wqWorker --ntasks=1 --nodes=1 $slurm_parameters <<EOF
#!/bin/sh
work_queue_worker $arguments $host $port
EOF
	done

}

submit_workers "$@"
