#!/bin/bash

PROJECT_NAME='clappr'
CDN_PATH="npm/$PROJECT_NAME@latest/dist/$PROJECT_NAME.min.js"

update_dependencies() {
  echo 'updating dependencies' &&
  yarn install
}

update_version() {
  current_tag=$(git describe --abbrev=0 --tags master) &&
  echo 'bump from '$current_tag' to '$1 &&
  sed -i ".bkp" "s/\(version\":[ ]*\"\)$current_tag/\1$1/" package.json &&
  sed -i ".bkp" "s/\(version\":[ ]*\"\)$current_tag/\1$1/" yuidoc.json
}

build() {
  echo "building $PROJECT_NAME.js" &&
  yarn build &&
  echo "building $PROJECT_NAME.min.js" &&
  yarn release
}

run_tests() {
  yarn lint
  yarn test
}

make_release_commit() {
  git add package.json yarn.lock yuidoc.json dist &&
  git commit -m 'chore(package): bump to '$1 &&
  git flow release finish $1
}

git_push() {
  echo 'pushing to github'
  git checkout dev
  git push origin dev
  git checkout master
  git push origin master --tags
}

npm_publish() {
  npm publish
}

purge_cdn_cache() {
  echo 'purging cdn cache'
  curl -q "http://purge.jsdelivr.net/$CDN_PATH"
}

main() {
  npm whoami
  if (("$?" != "0")); then
    echo "you are not logged into npm"
    exit 1
  fi
  git flow release start $1 &&
  update_dependencies &&
  update_version $1 &&
  build
  if (("$?" != "0")); then
    echo "something failed during dependency update, version update, or build"
    exit 1
  fi
  run_tests
  if (("$?" == "0")); then
    make_release_commit $1 &&
    git_push &&
    npm_publish &&
    purge_cdn_cache &&
    exit 0

    echo "something failed"
    exit 1
  else
    echo "you broke the tests. fix it before bumping another version."
    exit 1
  fi
}

if [ "$1" != "" ]; then
  main $1
else
  echo "Usage: bump [new_version]"
fi