#!/bin/bash
set -ex

# Update the latest-release branch with the most recent tagged release

# we want this to only happen from our repo, not forks
# check this is not a pull request
# check we're on the master branch

if [ "$TRAVIS_REPO_SLUG" == "alphagov/govuk_elements" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_BRANCH" == "master" ]; then
  # get the version from the version file
  VERSION_TAG="$(cat VERSION.txt)"
  echo "Using the most recent tag: $VERSION_TAG and creating a latest-release branch"
  git config --global user.email "travis@travis-ci.org"
  git config --global user.name "Travis CI"
  set +x
  git remote add deploy-latest-release https://"${GH_TOKEN}"@github.com/alphagov/govuk_elements.git > /dev/null 2>&1
  set -x
  # check the remote has been added
  git checkout -b latest-release v"$VERSION_TAG"
  git push --force deploy-latest-release latest-release
  echo "Pushed latest-release branch to GitHub"
else
  echo "Not updating the latest-release branch as we're on a branch..."
fi

Add a script to create a latest release branch
Add a script to create a latest release branch
