preview-pr.yml

name: Preview Hugo Site

on:
  pull_request:
    branches:
      - main

# Set permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
permissions:
  contents: read
  pages: write
  id-token: write

# Allow only one concurrent deployment
concurrency:
  group: "pages"
  cancel-in-progress: false

# Default to bash
defaults:
  run:
    shell: bash

jobs:
  deploy:
    runs-on: ubuntu-20.04
    env:
      PR_PATH: pull/${{github.event.number}}
    steps:
      - name: Comment on PR
        uses: hasura/comment-progress@v2.2.0
        if: github.ref != 'refs/heads/main'
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.repository }}
          number: ${{ github.event.number }}
          id: deploy-preview
          message: "Starting deployment of preview ⏳..."

    steps:
      - name: Install Hugo CLI
        env:
          HUGO_VERSION: 0.120.4
        run: |
          wget -O ${{ runner.temp }}/hugo.deb https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hugo_extended_${HUGO_VERSION}_linux-amd64.deb \
          && sudo dpkg -i ${{ runner.temp }}/hugo.deb

      - name: Check out repo
        uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: 0

      - name: Setup Pages
        id: pages
        uses: actions/configure-pages@v5
      - name: Install Node.js dependencies
        run: "[[ -f package-lock.json || -f npm-shrinkwrap.json ]] && npm ci || true"

       - name: Set production base URL
         run: echo "BASE_URL=https://${{ env.DOMAIN }}/${{ github.event.repository.name }}/" >> $GITHUB_ENV

      - name: Build website with Hugo
        env:
          # For maximum backward compatibility with Hugo modules
          HUGO_ENVIRONMENT: production
          HUGO_ENV: production
        run: |
          hugo \
            --gc \
            --minify
            --baseURL "${{ env.BASE_URL }}"

      # - name: Upload artifact for GitHub Pages
      #   uses: actions/upload-pages-artifact@v3
      #   with:
      #     path: ./public

      - name: Deploy if this is the `main` branch
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref == 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./public
          cname: ${{ env.DOMAIN }} # TODO you need to set this if you're using a custom domain. Otherwise you can remove it.

      - name: Set base URL for preview if PR
        if: github.ref != 'refs/heads/main'
        run: echo "BASE_URL=https://${{ env.DOMAIN }}/${{ github.event.repository.name }}/${{ env.PR_PATH}}/" >> $GITHUB_ENV

      - name: Build PR preview website
        if: github.ref != 'refs/heads/main'
        run: hugo --baseURL "${{ env.BASE_URL }}"
        env:
          HUGO_ENV: staging

      - name: Deploy to PR preview
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref != 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./public
          destination_dir: ${{ env.PR_PATH }} # TODO you need to set this if you're using a custom domain. Otherwise you can remove it.

      - name: Update comment
        uses: hasura/comment-progress@v2.2.0
        if: github.ref != 'refs/heads/main'
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.repository }}
          number: ${{ github.event.number }}
          id: deploy-preview
          message: "A preview of ${{ github.event.after }} is uploaded and can be seen here:\n\n ✨ ${{ env.BASE_URL }} ✨\n\nChanges may take a few minutes to propagate. Since this is a preview of production, content with `draft: true` will not be rendered. The source is here: https://github.com/${{ github.repository }}/tree/gh-pages/${{ env.PR_PATH }}/"

  # # Deployment job
  # deploy:
  #   environment:
  #     name: github-pages
  #     url: ${{ steps.deployment.outputs.page_url }}
  #   runs-on: ubuntu-latest
  #   needs: build
  #   steps:
  #     - name: Deploy to GitHub Pages
  #       id: deployment
  #       uses: actions/deploy-pages@v4

      # - name: Deploy to GitHub Pages
      #   uses: peaceiris/actions-gh-pages@v4
      #   with:
      #     github_token: ${{ secrets.GITHUB_TOKEN }}
      #     publish_dir: ./public
      #     # Deploy to a subdirectory for each PR
      #     destination_dir: "preview/${{ github.event.number }}-${{ github.sha }}"