#!/usr/bin/env bash

#
#   $Id: fmd-setversion,v 1.4 2025/05/02 16:25:46 snw Exp $
#    Set version in FreeM repository
#
#  
#   Author: Serena Willis <snw@coherent-logic.com>
#    Copyright (C) 2025 Coherent Logic Development LLC
#
#
#   This file is part of FreeM.
#
#   FreeM is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Affero Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   FreeM 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 Public License for more details.
#
#   You should have received a copy of the GNU Affero Public License
#   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
#
#   $Log: fmd-setversion,v $
#   Revision 1.4  2025/05/02 16:25:46  snw
#   -m
#
#   Revision 1.3  2025/04/06 03:38:05  snw
#   Prepare for adding packaging functionality to fmd
#
#   Revision 1.2  2025/04/04 19:43:18  snw
#   Switch to using environment catalog to determine user and group for environment, and remove -u and -g flags from freem
#
#   Revision 1.1  2025/04/04 18:00:01  snw
#   *** empty log message ***
#
#
# SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
# SPDX-License-Identifier: AGPL-3.0-or-later
#

function usage()
{
    echo
    echo "Sets the FreeM version in this repository"
    echo
    echo "usage:"
    echo
    echo "  fmd setversion <version>"
    echo "   - Sets the FreeM version in this repository to <version>"
    echo
    echo "  fmd setversion --revert"
    echo "   - Reverts to the previous FreeM version"
    echo
    exit 0
}

if [[ $1 == "help" ]]
then
    usage
fi

if [[ $# == 0 ]]
then
    echo "setversion:  must be run from 'fmd setversion'"
    exit 1
fi

CURVER=$(cat sem.ver)
OLDVER=$(cat ver.old)
FMD=$1
NEWVER=$2

if [[ $# == 1 ]]
then
    echo "setversion:  assuming new version is \"cvs-current\""
    NEWVER="cvs-current"
fi

if [[ "${NEWVER}" == "--revert" ]]
then
    NEWVER="${OLDVER}"
    echo "setversion:  reverting to previous version ${NEWVER}"
fi

if [[ "${CURVER}" == "${NEWVER}" ]]
then
    echo "setversion:  no change"
    exit 1
fi

echo "setversion:  version change ${CURVER} => ${NEWVER}"
echo "setversion:  backing up old version"
cp sem.ver ver.old

echo "${NEWVER}" > sem.ver

sed -i.orig "s/${CURVER}/${NEWVER}/g" doc/freem.texi
sed -i.orig "s/${CURVER}/${NEWVER}/g" configure.ac
sed -i.orig "s/${CURVER}/${NEWVER}/g" doc/freem_conformance.1

VERSTR="VERSION ${NEWVER}"

echo "" >> ChangeLog
echo '********************************************************************************' >> ChangeLog
echo "${VERSTR}" >> ChangeLog
echo "" >> ChangeLog

${FMD} log "Change version from ${CURVER} to ${NEWVER}"

${FMD} changelog ${NEWVER}