#!/usr/bin/env bash

# Copyright (C) 2011-2012 Nicolás Reynolds <fauno@parabola.nu>
# Copyright (C) 2012 Joshua Ismael Haase Hernández (xihh) <hahj87@gmail.com>
#
# License: GNU GPLv3+
#
# 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 Affero 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/>.

. libremessages
. "$(librelib conf.sh)"
load_files libretools
check_vars libretools TORUPATH REPOS || exit 1
load_files abs
check_vars abs ABSROOT || exit 1

LASTSYNCFILE=${TORUPATH}/lastsync
FORCE=false
QUIET=false
DEBUG=false

# Stores the lastsync date
lastsync() {
	local lastsyncfile="$1"

	if [[ -e "${lastsyncfile}" -a ! -w "${lastsyncfile}" ]]; then
		error "The sync date can't be saved: file not writable: %q" "${lastsyncfile}"
		return 1
	fi

	date +%s > "${lastsyncfile}"
	touch "${lastsyncfile}"
}

get_dbs() {
	local _db
	for _db in /var/lib/pacman/sync/*.db; do
		bsdtar tf "${_db}" | cut -d/ -f1 | sort -u
	done
}

# repo paths
get_pkgbuilds() {
	local lastsyncfile="$1"; shift
	# Only find newer than lastsyncfile and read
	# everything else from cache
	local extra=(-newer "${lastsyncfile}")

	if [[ $FORCE = true || ! -e ${lastsyncfile} ]]; then

		$QUIET || warning "Forcing upgrade"
		# Get all PKGBUILDs
		extra=()
	fi

	# Return all PKGBUILDs found
	find "$@" -mindepth 2 -maxdepth 3 -type f -name 'PKGBUILD' "${extra[@]}"
}

setup_traps