#!/usr/bin/env bash

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

##
## Variables with defaults (if not overwritten by environment)
##
MVN=${MVN:-mvn}

# fail immediately
set -o errexit
set -o nounset
# print command before executing
set -o xtrace

CURR_DIR=`pwd`
if [[ `basename $CURR_DIR` != "tools" ]] ; then
  echo "You have to call the script from the tools/ dir"
  exit 1
fi

if [ "$(uname)" == "Darwin" ]; then
    SHASUM="shasum -a 512"
else
    SHASUM="sha512sum"
fi

###########################

RELEASE_VERSION=${RELEASE_VERSION}

if [ -z "${RELEASE_VERSION}" ]; then
	echo "RELEASE_VERSION is unset"
	exit 1
fi

rm -rf release
mkdir release
cd ..

echo "Creating source package"

# create a temporary git clone to ensure that we have a pristine source release
git clone . tools/release/flink-shaded-tmp-clone
cd tools/release/flink-shaded-tmp-clone

trap 'cd ${CURR_DIR};rm -rf release' ERR

rsync -a \
  --exclude ".git" --exclude ".gitignore" --exclude ".gitattributes" \
  --exclude ".asf.yaml" --exclude ".github" \
  --exclude "deploysettings.xml" --exclude "target" \
  --exclude ".idea" --exclude "*.iml" --exclude ".DS_Store" \
  . flink-shaded-$RELEASE_VERSION

tar czf flink-shaded-${RELEASE_VERSION}-src.tgz flink-shaded-$RELEASE_VERSION
gpg --armor --detach-sig flink-shaded-$RELEASE_VERSION-src.tgz
$SHASUM flink-shaded-$RELEASE_VERSION-src.tgz > flink-shaded-$RELEASE_VERSION-src.tgz.sha512

mv flink-shaded-$RELEASE_VERSION-src.* ../
cd ..
rm -rf flink-shaded-tmp-clone
