main.yml

name: CI
on: [push]
jobs:
  test-build:
    name: Test Build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Install Babel and Jest Modules
        run: npm install

      - name: Build Jekyll Files
        run: |
          docker run \
          -v ${{ github.workspace }}:/srv/jekyll -v ${{ github.workspace }}/_site:/srv/jekyll/_site \
          jekyll/builder:latest /bin/bash -c "chmod a+w /srv/jekyll/Gemfile.lock && chmod 777 /srv/jekyll/src && jekyll build --config _config.yml,_config.test.yml --future --trace"

      - name: Run Jest Tests
        run: npm run test:ci

  production-build:
    name: Production Build
    runs-on: ubuntu-latest
    needs: [test-build]
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v3

      - name: Build Jekyll Files
        run: |
          docker run \
          -v ${{ github.workspace }}:/srv/jekyll -v ${{ github.workspace }}/_site:/srv/jekyll/_site \
          jekyll/builder:latest /bin/bash -c "chmod a+w /srv/jekyll/Gemfile.lock && chmod 777 /srv/jekyll/src && jekyll build --config _config.yml --future --trace"

      - name: Archive artifacts
        uses: actions/upload-artifact@v3
        with:
          name: built-jekyll-files
          path: _site
          retention-days: 1

  deploy:
    name: Deployment
    runs-on: ubuntu-latest
    needs: [production-build]
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - name: Download built site artifact
        uses: actions/download-artifact@v3
        with:
          name: built-jekyll-files
          path: _site

      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v3
        with:
          mask-aws-account-id: true
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: eu-west-2

      - name: Deploy to S3 bucket
        run: aws s3 sync ./_site/ ${{ secrets.S3_BUCKET }} --delete

      - name: Invalidate CloudFront Objects
        run: aws cloudfront create-invalidation --distribution-id ${{ secrets.CLOUDFRONT_DIST_ID }} --path "/*"