#!/bin/bash
#
# Copyright(c) 2012-2019 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#

check_util() {
    which $1 2>&1 > /dev/null || { echo >&2 "Error: missing '$1' utility"; exit 1; }
}

check_util dirname
check_util realpath
check_util basename
check_util awk

SCRIPTPATH=`dirname $0`
SCRIPTPATH=`realpath $SCRIPTPATH`

CONFIG_FILES=`ls $SCRIPTPATH/configure.d/*.conf | sort`
FILES_COUNT=`echo $CONFIG_FILES | wc -w`

generate_config() {
    rm -f config.out
    progress=0
    for file in $CONFIG_FILES; do
        progress=$((progress+1))
        echo -ne "Generating configuration: $progress/$FILES_COUNT\033[0K\r"
        CONF="$(/bin/bash $file "check")"
        echo "$(basename $file) $CONF" >> config.out
    done
    echo ""
}

generate_header() {
    rm -f $SCRIPTPATH/modules/generated_defines.h
    progress=0
    for file in $CONFIG_FILES; do
        progress=$((progress+1))
        echo -ne "Configuring OpenCAS: $progress/$FILES_COUNT\033[0K\r"
        CONF=$(cat config.out | awk -v file=$(basename $file) '{ if ($1 == file) print $2 }')
        /bin/bash $file "apply" "$CONF"
    done
    echo ""
}

if [ -z "$1" ]; then
    generate_config
    CONFIG_FILE="config.out"
else
    CONFIG_FILE="$1"
fi

generate_header