#!/bin/bash

#   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 2 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/>

#
# setup
#
_script_name="Check files"
_build_arch="$_arch"
_cur_repo=`pwd | awk -F '/' '{print $NF}'`
_needed_functions="config_handling helpers messages"
# load functions
for subroutine in ${_needed_functions}
do
    source _buildscripts/functions/${subroutine}
done

#
# startup
#
title "${_script_name} - $_cur_repo"

check_configs
load_configs

check_rsync
check_accounts

question() {
	local mesg=$1; shift
	echo -e -n "\033[1;32m::\033[1;0m\033[1;0m ${mesg}\033[1;0m"
}

sync_down()
{
	title2 "syncing down"
        export RSYNC_PASSWORD=`echo $_rsync_pass`
        rsync -avh --progress $_rsync_user@$_rsync_server::$_rsync_dir/* _repo/remote/
}

remove_packages()
{
	# remove the package(s) from _repo/remote
	title2 "removing the packages(s) from _repo/remote"
	pushd _repo/remote &>/dev/null
	rm -rf $remove_list
	popd &>/dev/null
}

sync_down
export RSYNC_PASSWORD=`echo $_rsync_pass`

# Get the file list in the server
repo_files=`rsync -avh --list-only $_rsync_user@$_rsync_server::$_rsync_dir/* | cut -d ":" -f 3 | cut -d " " -f 2`

# Get the file list in _repo/remote
local_files=`ls -a _repo/remote/* | cut -d "/" -f 3`


remove_list=""
for parse_file in $local_files
do
	file_exist="false"
	for compare_file in $repo_files
	do
		if [ "$parse_file" = "$compare_file" ] ; then
			  file_exist="true"
		fi
	done
	if [ "$file_exist" = "false" ] ; then
		remove_list="$remove_list $parse_file"
	fi
done

if [ "$remove_list" != "" ] ; then
	title2 "The following packages in _repo/remote don't exist in the sever:"
	newline
	echo "$remove_list"
	newline
	question "Do you want to remove the package(s)? (y/n)"
	while true; do
		read yn
		case $yn in
			y* | Y* ) 
			newline ;
			remove_packages;
			break 
			;;
			[nN]* )   
			newline ;
			title "The files will be keeped..." ; 
			newline ;
			break 
			;;
			* ) 
			echo "Enter yes or no" 
			;;
		esac
	done
fi

title "All done"
newline