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

set -e
set -o pipefail

. script/release/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

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


# Build the binaries and sdists
script/build-linux
# TODO: build osx binary
# script/prepare-osx
# script/build-osx
python setup.py sdist --formats=gztar,zip


echo "Test those binaries! Exit the shell to continue."
$SHELL


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


echo "Create a github release"
# TODO: script more of this https://developer.github.com/v3/repos/releases/
browser https://github.com/$REPO/releases/new

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

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.