#!/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; version 2 of the License.
#
# 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.

version=@version@

SYSCONFDIR='@sysconfdir@'

[[ -r @libdir@/util-msg.sh ]] && source @libdir@/util-msg.sh
[[ -r @libdir@/util.sh ]] && source @libdir@/util.sh

load_user_info

load_config "${USER_CONFIG}/manjaro-tools.conf"  
load_config "${SYSCONFDIR}/manjaro-tools.conf"

create_set(){
    msg "Creating [${sets_dir_pkg}/${name}.set] ..."
    if [[ -f ${sets_dir_pkg}/${name}.set ]];then
	msg2 "Backing up ${sets_dir_pkg}/${name}.set.orig"
	mv "${sets_dir_pkg}/${name}.set" "${sets_dir_pkg}/${name}.set.orig"
    fi
    local list=$(find * -maxdepth 0 -type d | sort)
    for item in ${list[@]};do
	cd $item
	if [[ -f PKGBUILD ]];then
	    msg2 "Adding ${item##*/}"
	    echo ${item##*/} >> ${sets_dir_pkg}/${name}.set || break
	fi
	cd ..
    done
}

remove_set(){
    msg "Removing [${sets_dir_pkg}/${name}.set] ..."
    rm ${sets_dir_pkg}/${name}.set
}

show_set(){
    local list=$(cat ${sets_dir_pkg}/${name}.set)
    msg "Content of [${sets_dir_pkg}/${name}.set] ..."
    for item in ${list[@]}; do
	msg2 "$item"
    done
}

query=false
create=false
remove=false
display=false
name='default'

usage() {
    echo "Usage: ${0##*/} [options]"
    echo "    -c <name>   Create set"
    echo "    -r <name>   Remove set"
    echo "    -d <name>   Display set"
    echo "    -q          Show sets"
    echo '    -h          This help'
    echo ''
    echo ''
    exit 1
}

orig_argv=("$@")

opts='c:r:d:qh'

while getopts "${opts}" arg; do
    case "${arg}" in
	c) name="$OPTARG"; create=true ;;
	r) name="$OPTARG"; remove=true ;;
	q) query=true ;;
	d) name="$OPTARG"; display=true;;
	h) usage ;;
    esac
done

shift $(($OPTIND - 1))

sets_dir_pkg="${sets_dir}/pkg"

check_root "$0" "${orig_argv[@]}"

if ${create};then
    create_set
elif ${remove};then
    remove_set
elif ${display};then
    show_set
else
    msg "Available sets: $(load_sets ${sets_dir_pkg})"
fi