#!/bin/bash

cd "$(dirname "$0")"
cd '..'

BRANCH=`git rev-parse --abbrev-ref HEAD`
RELEASE_MODE=$1

echo ""
echo "-----> CHECK INPUTS"
echo ""

if [[ "$RELEASE_MODE" == "alpha" ]]
then
  PRERELEASE='true'
  VERSION_ARGS="prerelease --preid alpha"
  DIST_TAG="next"
elif [[ "$RELEASE_MODE" == "alpha-minor" ]]
then
  PRERELEASE='true'
  VERSION_ARGS="preminor --preid alpha"
  DIST_TAG="next"
elif [[ "$RELEASE_MODE" == "alpha-major" ]]
then
  PRERELEASE='true'
  VERSION_ARGS="premajor --preid alpha"
  DIST_TAG="next"
else
  echo 'Release Mode required'
  exit 1
fi

if [ -f ~/.npmrc ]; then
  echo "Found existing .npmrc"
else
  if [[ -z "$NPM_TOKEN" ]];then
    echo "No NPM_TOKEN or ~/.npmrc, exiting.."
    exit 1;
  else
    echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" >> ~/.npmrc
  fi
fi
echo "Publishing as NPM user: `npm whoami`"

if [[ $BRANCH != 'main' ]]; then
  echo "Not on 'main' branch.  Exiting"
  exit 1
fi

if [[ -n $(git status -s) ]]; then
  echo "There are uncommitted changes on this branch. Exiting..."
  exit 1
fi

echo ""
echo "-----> BUMP VERSION"
echo ""

npm version $VERSION_ARGS || exit 1
git push && git push --tags || exit 1

NEW_VERSION=`cat package.json | jq -r .version`
echo "New Version: $NEW_VERSION"

echo ""
echo "-----> PUSH TO NPM"
echo ""

npm publish --tag $DIST_TAG


echo ""
echo "-----> Done!"
echo "Version $NEW_VERSION published to $DIST_TAG tag"
echo ""

echo "::set-output name=NEW_VERSION::$NEW_VERSION"
echo "::set-output name=PRERELEASE::$PRERELEASE"

exit 0