#!/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/>



_script_name="check files"
_cur_repo=$(pwd | awk -F '/' '{print $NF}')
_needed_functions="config_handling helpers messages"
_build_arch="$_arch"
_sarch="x32"
[[ ${_arch} = *x*64* ]] && _sarch="x64"

# helper functions
for subroutine in ${_needed_functions} ; do
	source _buildscripts/functions/${subroutine}
done

# Determine the sync folder
if [[ ${_cur_repo} = *-testing ]] && [[ ${_cur_repo} != lib32-testing ]] ; then
	_sync_folder="_testing-${_sarch}/"
elif [[ ${_cur_repo} = *-unstable ]] ; then
	_sync_folder="_unstable-${_sarch}/"
else
	_sync_folder="_repo/remote/"
fi


title "${_script_name} - $_cur_repo"

check_configs
load_configs

check_rsync
check_accounts

sync_down()
{
	msg "syncing down"
	export RSYNC_PASSWORD=$(echo ${_rsync_pass})
	if [ "${_sync_folder}" = "_testing-${_sarch}/" ] ; then 
		rsync -avh --progress ${_rsync_user}@${_rsync_server}::dev/testing/$_build_arch/* ${_sync_folder}
	elif [ "${_sync_folder}" = "_unstable-${_sarch}/" ] ; then 
		rsync -avh --progress ${_rsync_user}@${_rsync_server}::dev/unstable/$_build_arch/* ${_sync_folder}
	else
		rsync -avh --progress ${_rsync_user}@${_rsync_server}::${_rsync_dir}/* ${_sync_folder}
	fi
}

remove_packages()
{
	# remove the package(s) from sync folder
	msg "removing the packages(s) from ${_sync_folder}"
	pushd ${_sync_folder} &>/dev/null
		rm -rf ${remove_list}
	popd &>/dev/null
}

sync_down

# Get the file list in the server
export RSYNC_PASSWORD=$(echo ${_rsync_pass})
if [ "${_sync_folder}" = "_testing-${_sarch}/" ] ; then 
	repo_files=$(rsync -avh --list-only ${_rsync_user}@${_rsync_server}::dev/testing/$_arch/* | awk -F ' ' '{print $NF}')
elif [ "${_sync_folder}" = "_unstable-${_sarch}/" ] ; then
	repo_files=$(rsync -avh --list-only ${_rsync_user}@${_rsync_server}::dev/unstable/$_arch/* | awk -F ' ' '{print $NF}')
else
	repo_files=$(rsync -avh --list-only ${_rsync_user}@${_rsync_server}::${_rsync_dir}/* | awk -F ' ' '{print $NF}')
fi

# Get the file list in the sync folder
local_files=$(ls -a ${_sync_folder}* | awk -F '/' '{print $NF}')

# Get the list of files to remove
remove_list=""
for _file in ${local_files} ; do
	file_exist="false"
	for _compare_file in ${repo_files} ; do
		if [ "${_file}" = "${_compare_file}" ] ; then
			file_exist="true"
		fi
	done
	if [ "${file_exist}" = "false" ] ; then
		remove_list="${remove_list} ${_file}"
	fi
done

if [ "${remove_list}" != "" ] ; then
	msg "The following packages in ${_sync_folder} don't exist in the sever:"
	newline
	echo "${remove_list}"
	newline
	question "Do you want to remove the package(s)? (y/n) "
	while true ; do
		read yn
		case ${yn} in
			[yY]* )
				newline ;
				remove_packages ;
				break ;
			;;
			[nN]* )
				newline ;
				title "The files will be keeped..." ;
				newline ;
				break ;
			;;
			* )
				echo "Enter (y)es or (n)o" ;
			;;
		esac
	done
fi

title "All done"
newline