#!/bin/bash
#
# ${project.version} release script
#

# In order to build on CI systems, we need to make sure we have a Ant
# that we can use. Ant 1.10 requires Java 8, so we cannot use it for
# the current version. Instead, Moxie can be used if present.
if command -v ant 2> /dev/null 1>&2 ; then
	if ant -version 2> /dev/null ; then
		antCmd=ant
	fi
fi
if [ -z "$antCmd" ] ; then
	if command -v moxie 2> /dev/null 1>&2 ; then
		antCmd=moxie
	fi
fi
if [ -z "$antCmd" ] ; then
	echo "Cannot find suitable ant or moxie. No build is possible."
	exit 1
fi

# Check which branch we are on, so we can run this script not only on master
branch=$(git symbolic-ref -q --short HEAD)


# ensure Maven repository is up-to-date
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Preparing Maven repository"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
cd ${maven.directory}
git checkout gh-pages
git pull
cd ${project.directory}

# go back one commit to RELEASE commit  (fzs: what, why? Let's go to the tag)
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Checking out ${project.version} RELEASE commit ${project.tag}"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
git checkout ${project.tag}

# build RELEASE artifacts
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Building ${project.version} RELEASE artifacts"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
$antCmd clean buildAll buildMavenArtifacts

# commit all generated artifacts and metadata
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Committing Maven repository ${project.version} RELEASE artifacts"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
cd ${maven.directory}
git add .
git commit -m "${project.version} artifacts"
cd ${project.directory}


# build RELEASE site
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Updating ${project.version} website"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
$antCmd updateSite

# upload artifacts
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Uploading ${project.version} artifacts"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
$antCmd releaseBinaries

# push Maven repository to origin
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Pushing Maven repository"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
cd ${maven.directory}
git push origin gh-pages
cd ${project.directory}

# push project branches
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Pushing master, gh-pages, and tag ${project.tag}"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
git push origin gh-pages ${project.tag}

# publish release draft
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Publishing release ${project.version}"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
$antCmd publishRelease

# merge to master (fzs: what? why merging?)
echo ""
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo "Updating build identifier for next release cycle"
echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
echo ""
git checkout ${branch}
$antCmd nextPointReleaseCycle
git push origin