eleventy_build_pr.yml

name: Eleventy Build PR Site
on:
  pull_request:
    types:
      - opened
      - synchronize
      - ready_for_review
      - reopened

concurrency: # replaces use of n1hility/cancel-previous-runs
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build_deploy:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    steps:
      # - uses: n1hility/cancel-previous-runs@master
      #   with: 
      #     token: ${{ secrets.GITHUB_TOKEN }}
      - uses: actions/checkout@master
      - name: Use Node.js 18
        uses: actions/setup-node@master
        with:
          node-version: 18.15.0
      - name: Get branch name (merge)
        if: github.event_name != 'pull_request'
        shell: bash
        run: echo "BRANCH_NAME=$(echo ${GITHUB_REF#refs/heads/})" >> $GITHUB_ENV
      - name: Get branch name (pull request)
        if: github.event_name == 'pull_request'
        shell: bash
        run: echo "BRANCH_NAME=$(echo ${GITHUB_HEAD_REF})" >> $GITHUB_ENV
      - name: Escape branch name for URL
        shell: bash
        run: echo "URLSAFE_BRANCH_NAME=$(echo ${BRANCH_NAME} | tr '[:upper:]' '[:lower:]' | sed 's|[^A-Za-z0-9-]|-|g' | sed -E 's|-*([A-Za-z0-9]*.*[A-Za-z0-9]+)-*|\1|')" >> $GITHUB_ENV
      - name: Report escaped branch name
        shell: bash
        run: echo ${URLSAFE_BRANCH_NAME}
      - name: Build 11ty
        run: |
          mkdir dist
          npm install --legacy-peer-deps
          DOMAIN=${URLSAFE_BRANCH_NAME}.pr.digital.ca.gov npm run build
          npx playwright install
          npm test
      - name: Write robots.txt
        run: |
          echo 'User-agent: *' > _site/robots.txt
          echo 'Disallow: /' >> _site/robots.txt
          echo 'Sitemap: https://innovation.ca.gov/sitemap.xml' >> _site/robots.txt
      - name: Deploy to S3
        uses: jakejarvis/s3-sync-action@v0.5.1
        with:
          args: --acl public-read --follow-symlinks --delete
        env:
          AWS_S3_BUCKET: 'pr.digital.ca.gov'
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_REGION: 'us-west-1'   # optional: defaults to us-east-1
          SOURCE_DIR: ./_site # only move built directory
          DEST_DIR: pr/${URLSAFE_BRANCH_NAME}
      - name: Invalidate CloudFront cache
        uses: chetan/invalidate-cloudfront-action@v1.3
        env:
          DISTRIBUTION: 'E1OXUPLBNPS6DU'
          PATHS: '/*'
          AWS_REGION: 'us-west-1'
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      - name: Post URL to PR
        uses: mshick/add-pr-comment@v2.8.2
        with:
          message: |
            Preview site available at [${{ env.URLSAFE_BRANCH_NAME }}.pr.digital.ca.gov](https://${{ env.URLSAFE_BRANCH_NAME }}.pr.digital.ca.gov/).
          # repo-token: ${{ secrets.GITHUB_TOKEN }}
          # repo-token-user-login: 'github-actions[bot]'
          allow-repeats: false