name: NPM publish CD workflow

on:
  release:
    # This specifies that the build will be triggered when we publish a release
    types: [published]

jobs:
  build:

    # Run on latest version of ubuntu
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
      with:
        # "ref" specifies the branch to check out.
        # "github.event.release.target_commitish" is a global variable and specifies the branch the release targeted
        ref: ${{ github.event.release.target_commitish }}
    # install Node.js
    - name: Use Node.js 12
      uses: actions/setup-node@v1
      with:
        node-version: 12
        # Specifies the registry, this field is required!
        registry-url: https://registry.npmjs.org/
    # set up git since we will later push to the repo
    - run: git config --global user.name "Saranshmalik"
    - run: git config --global user.email "saranshmalik63@gmail.com"
    # upgrade npm version in package.json to the tag used in the release.
    - run: npm version ${{ github.event.release.tag_name }}
    # publish to NPM
    - run: npm publish
      env:
        # Use a token to publish to NPM. See below for how to set it up
        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
    # push the version changes to GitHub
    - run: git push --force
      env:
        # The secret is passed automatically. Nothing to configure.
        github-token: ${{ secrets.GITHUB_TOKEN }}