#!/bin/sh
# Copyright (c) 2011-2015 IndexData ApS. http://indexdata.com
# Author: Wolfram Schneider
#
# id-release - a helper script to build a release & packaging for debian + redhat
#
# see http://twiki.indexdata.dk/cgi-bin/twiki/view/ID/IDSoftwareRelease
# https://twiki.indexdata.com/twiki/bin/view/ID/AdamsReleaseProcedure

# die early
set -e

usage () {
    echo  >&2 "usage $0 version"
    echo  >&2 "$@"
    exit 1
}

branch_check () {
    if ! git branch | egrep -q '^\* master$'; then
	( echo ">>> Warning: you are not running on the master branch <<<"
	  git branch; echo ) 1>&2
    fi
}

######################################################################
branch_check

case $1 in
  [0-9]* ) version=$1 ;;
       * ) usage ;;
esac



cat <<EOF
#!/bin/sh
#
# See also https://twiki.indexdata.com/twiki/bin/view/ID/AdamsReleaseProcedure
#

set -e

EOF

echo "# Did you updated the news log file?"
for file in Changes News NEWS
do
  if [ -e $file ]; then
    echo "# $(ls -l $file)"
  fi
done
echo ""

if [ -e "pom.xml" ]; then
    java=true
else
    java=false
fi

if [ `find . -name '*.pm' | wc -l` -gt 0 ]; then
    perl=true
else
    perl=false
fi

if [ `ls | egrep '\.spec$' | wc -l` -eq 0 ]; then
    usage "No *.spec file found"
else
    spec=`ls |egrep '\.spec$' | head -1`
    package=`perl -ne 's/\s*$//; print if s/^NAME=//' IDMETA`
    if [ -z "$package" ]; then
	package=`basename $spec .spec`
    fi
fi

# configure new version
perl -i.bak -npe "s,VERSION=.*,VERSION=$version," IDMETA

if $java; then
    echo "# set maven version to $version"
    mvn versions:set -DnewVersion=$version > mvn-versions.log
fi

if $perl; then
  echo "# check perl version numbers"
  find . -name '*.pm' -print0 | xargs -0 egrep -H '\$VERSION.*=.*[0-9]' | 
	egrep -v '^\./deb-src/' | perl -npe 's,^,# ,'
fi

# update debian version file
perl -i.bak -npe "\$. == 1 && s,\(.*?\),($version)," debian/changelog 

# update redhat version file
perl -i.bak -npe "s,^Version: \d+.*,Version: $version," $spec


######################################################################
echo "# Please commit the version updates now"
echo "git commit -a -m'new release v$version'"
echo ""
echo "# Please tag now (we will push later to origin)"
echo "git tag v$version"

if $java; then
    echo "mvn versions:set -DnewVersion=$version-SNAPSHOT" 
fi

######################################################################
echo ""
echo "# On mochi, please run the commands"
echo "\$HOME/proj/git-tools/id-deb-build/mkdist.sh"
echo "\$HOME/proj/git-tools/id-deb-build/id-pbuild.sh"
echo "\$HOME/proj/git-tools/id-deb-build/id-pbuild.sh --upload"
echo ""

echo "# if successfully, don't forget to push to origin"
echo "git push origin master"
echo "git push origin tag v$version"

# EOF