#!/bin/bash
set -e

# --yes gets passed in by .travis.yml,
# which makes this easier to test locally
args=$@

branch=$TRAVIS_BRANCH

echo "🐛  script/cibuild"
(
  echo "TRAVIS_BRANCH,$TRAVIS_BRANCH"
  echo "TRAVIS_PULL_REQUEST,$TRAVIS_PULL_REQUEST"
  echo "TRAVIS_PULL_REQUEST_BRANCH,$TRAVIS_PULL_REQUEST_BRANCH"
) | column -t -s=,

# the presence of $TRAVIS_PULL_REQUEST_BRANCH tells us
# whether this is a pull request
if [[ "$TRAVIS_PULL_REQUEST_BRANCH" != "" ]]; then
  target_branch=$TRAVIS_PULL_REQUEST_BRANCH
  # if the *source* branch begins with "release"
  if [[ "$branch" =~ ^release ]]; then
    script/release-candidate $args
  # otherwise, if the *target* branch is dev
  elif [[ "$target_branch" = "dev" ]]; then
    script/release-pr $args
  else
    echo "⚠️  This is a PR, but '$branch' isn't a release branch"
    echo "   and '$target_branch' isn't a recognized target branch."
    exit 1
  fi
elif [[ "$branch" = "master" ]]; then
  script/release $args
else
  echo "⚠️  This isn't a PR and '$branch' isn't a release branch."
  exit 1
fi