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#! /bin/sh
# This file is part of BEAM
# Copyright (C) 2012 Sergey Poznyakoff
#
# BEAM 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, or (at your option)
# any later version.
#
# BEAM 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 BEAM.  If not, see <http://www.gnu.org/licenses/>.

libdir=@LIBDIR@/beam
set -e
. $libdir/common.sh
set +e

if [ "$1" = "--wtf" ]; then
  wtf $(basename $0) list what is included in backups
  exit 0
fi

help() {
  cat <<EOF
usage: $0
list what is included in backups

OPTIONS:

  -l, --number         produce a numbered list
  
  -h, --help           produce this help list
  -V, --version        print program version
  
Report bugs to <@PACKAGE_BUGREPORT@>
EOF
  exit 0
}

###########################################################
# Main
###########################################################

numbered_list=
while [ $# -ne 0 ]
do
  case $1 in
  -l|--number) numbered_list=1;;
  -h|--help) help;;
  -V|--version) print_version;;
  *) echo >&2 "$0: unrecognized option $1"; exit 1;;
  esac
  shift
done

load_config

if [ -z "$backup_items" ]; then
  echo "Nothing is being backed up"
fi

delayed_exit=
loaded_types=
if test -n "$numbered_list"; then
  n=0
fi
prefix=
for item in $backup_items
do
  eval type=\$${item}_type
  if [ -z "$type" ]; then
    error "${item}_type not set"
    delayed_exit=1
    continue
  fi
  if echo "$loaded_types" | grep -wq $type; then
    :
  elif [ -x $libdir/${type}.sh ]; then
    . $libdir/${type}.sh || delayed_exit=1
    loaded_types="$loaded_files
$type"
  else
    error "$libdir/${type}.sh not found"
    delayed_exit=1 
  fi

  if test -n "$numbered_list"; then
    n=$((n + 1))
    prefix="$n. "
  fi
  ${type}_list $item "$prefix" || delayed_exit=1
done

test -n "$delayed_exit" && abend 1 "aborting"

exit 0

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