#!/usr/bin/env bash
###
### arching-kaos-tools
### Tools to interact and build an Arching Kaos Infochain
### Copyright (C) 2021 - 2025  kaotisk
###
### This program is free software: you can redistribute it and/or modify
### it under the terms of the GNU General Public License as published by
### the Free Software Foundation, either version 3 of the License, or
### (at your option) any later version.
###
### This program is distributed in the hope that it will be useful,
### but WITHOUT ANY WARRANTY; without even the implied warranty of
### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
### GNU General Public License for more details.
###
### You should have received a copy of the GNU General Public License
### along with this program.  If not, see <http://www.gnu.org/licenses/>.
###
source $AK_LIBDIR/_ak_log
source $AK_LIBDIR/_ak_script

function _ak_backup(){
    if [ -n "${AK_WORKDIR}" ] && [ -d "${AK_WORKDIR}" ]
    then
        if [ -n "${AK_ROOT}" ] && [ -d "${AK_ROOT}" ]
        then
            archiveName="${_ak_datetime_unix}_ak_backup.tar.gz"
            cd "${AK_ROOT}"
            tar cvzf ${archiveName} $(basename ${AK_WORKDIR})
            if [ $? -eq 0 ]
            then
                _ak_log_info "Backup to $archiveName was successful"
            else
                _ak_log_info "Failed to backup to $archiveName"
                exit 1
            fi
        else
            _ak_log_error "AK_ROOT variable isn't set. Aborting..."
            exit 1
        fi
    else
        _ak_log_error "No AK_WORKDIR found or it does not exist"
    fi
}

function _ak_restore(){
    if [ -n "${AK_WORKDIR}" ] && [ -d "${AK_WORKDIR}" ]
    then
        _ak_log_error "${AK_WORKDIR} already exists! Aborting..."
        exit 1
    else
        if [ ! -z "$1" ] && [ -n "$1" ] && [ -f "$1" ]
        then
            if [ -n "${AK_ROOT}" ]
            then
                cd "${AK_ROOT}"
                tar xf "$1"
                if [ $? -eq 0 ]
                then
                    _ak_log_info "Restored from $1 successfully"
                else
                    _ak_log_info "Failed to restore from $1"
                    exit 1
                fi
            else
                _ak_log_error "AK_ROOT variable isn't set. Aborting..."
                exit 1
            fi
        else
            _ak_log_error "No input file was given, or the file does not exist"
            exit 1
        fi
    fi
}