#!/bin/bash
#
# Create the official release
#

. "$(dirname "${BASH_SOURCE[0]}")/utils.sh"

function usage() {
    >&2 cat << EOM
Publish a release by building all artifacts and pushing them.

This script requires that 'git config branch.${BRANCH}.release' is set to the
release version for the release branch.

EOM
    exit 1
}

BRANCH="$(git rev-parse --abbrev-ref HEAD)"
VERSION="$(git config "branch.${BRANCH}.release")" || usage

if [ -z "$(command -v jq 2> /dev/null)" ]; then
    >&2 echo "$0 requires https://stedolan.github.io/jq/"
    >&2 echo "Please install it and ake sure it is available on your \$PATH."
    exit 2
fi


API=https://api.github.com/repos
REPO=docker/compose
GITHUB_REPO=git@github.com:$REPO

# Check the build status is green
sha=$(git rev-parse HEAD)
url=$API/$REPO/statuses/$sha
build_status=$(curl -s $url | jq -r '.[0].state')
if [[ "$build_status" != "success" ]]; then
    >&2 echo "Build status is $build_status, but it should be success."
    exit -1
fi

echo "Tagging the release as $VERSION"
git tag $VERSION
git push $GITHUB_REPO $VERSION

echo "Uploading sdist to pypi"
python setup.py sdist

echo "Uploading the docker image"
docker push docker/compose:$VERSION

if [ "$(command -v twine 2> /dev/null)" ]; then
    twine upload ./dist/docker-compose-${VERSION}.tar.gz
else
    python setup.py upload
fi

echo "Testing pip package"
virtualenv venv-test
source venv-test/bin/activate
pip install docker-compose==$VERSION
docker-compose version
deactivate

echo "Now publish the github release, and test the downloads."
echo "Email maintainers@dockerproject.org and engineering@docker.com about the new release."