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#!@@SH@@
#
# pro-archman
# src/archive-manager.sh
# Main program file
#
# Copyright (C) 2013  Patrick "P. J." McDermott
#
# 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/>.

set -u

# Constant global variables
PKGLIBDIR='@@PKGLIBDIR@@'
PKGLIBCMDDIR='@@PKGLIBCMDDIR@@'
PKGLIBCMD='@@PKGLIBCMD@@'
LF='
'

# Global variables
loading_cmd=
archive=

# use() must be defined inline so it can be used to load other modules.
use()
{
	local module="${1}"
	local default_dir=
	local lib_subdir=
	local dir=

	if [ "x${module%/*}" = "x${module}" ]; then
		default_dir="${PKGLIBDIR}"
		lib_subdir=''
	else
		case "${module%/*}" in
			'cmd')
				loading_cmd="$(printf '%s' "${module##*/}" | \
					tr '[A-Z]' '[a-z]' | \
					tr -C '[a-z0-9_]' '_')"
				default_dir="${PKGLIBCMDDIR}"
				lib_subdir='cmd'
				;;
		esac
	fi

	if [ "${ARCHMAN_LIBDIR+set}" = 'set' ]; then
		dir="${ARCHMAN_LIBDIR:-.}/${lib_subdir}"
	else
		dir="${default_dir}"
	fi

	if [ -f "${dir}/${module##*/}.sm" ]; then
		. "${dir}/${module##*/}.sm"
	else
		printf '%s: Error: Failed to load module "%s": %s\n' \
			"${0##*/}" "${module}" 'no such file or directory' >&2
		exit 2
	fi
}

use locale
use cmd

main()
{
	load_locale
	load_cmds

	# FIXME: Make this a command-line option.
	archive='archive'

	# FIXME: Read from conf file.
	conf_incoming_channel='dev'
	conf_incoming_dir='incoming'

	if [ ${#} -lt 1 ]; then
		cmd_help_main >&2
		exit 1
	fi

	run_cmd "${@}"
}

main "${@}"