remaster/src/func/check_config

#!/bin/bash
#remaster lib
[ -d "<LIBDIR>" ] || { echo "LIBDIR not exist"; exit 1; }

#check_config
function check_config() {

    #Project
    [ -f "<LIBDIR>/proj/$distro" ] || {
        echo "No Project \"$distro\" is not supported"
        return 3
    }

    #live-system files
    if [ -f "$iso_source" ]; then
        if [ -n "$iso_destination" ] && [ -d "${iso_destination%/*}" ]; then
            #Lable
            [ -z "$iso_lable" ] && iso_lable="$distro"

            echo 'iso_source -> iso_destination'
            echo 'iso_source -> squashfs [optinal]'
        else
            if [ -n "$filesystem_source" ] && [ -d "${filesystem_source%/*}" ]; then
                echo 'iso_source -> squashfs'
            else
                # ERROR
                echo "No corect AIM in Settings"
                return 3
            fi
        fi
    else
        if [ -f "$filesystem_source" ]; then
            if [ -n "$iso_destination" ]; then
                # ERROR
                echo "only Squashfs source in Settings, cant creat ISO"
                return 3
            else
                echo 'squashfs -> squashfs'
            fi
        else
            # ERROR
            echo "No corect Source in Settings"
            return 3
        fi
    fi




}

#this func is standalone executable
[ -n "$1" ] && {
    check_config $@
}