deploy-github-pages.yml

name: Publish Storybook to GitHub Pages

on:
  push:
    branches:
      - 'main'
  # WARNING: This allows storybook-branch-switcher CLI to run `npm run ${arbitrary_script}`
  # BUT the worst it can do is:
  # - force changes to our GitHub Pages website,
  # - force commit status updates,
  # unless the permissions key below is changed.
  pull_request_target:
    types: [opened, synchronize, reopened]

# Be careful about changing these, due to pull_request_target trigger.
permissions:
  contents: read
  pages: write
  id-token: write
  statuses: write

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true

      # See: https://github.com/bitovi/github-actions-storybook-to-github-pages
      - uses: bitovi/github-actions-storybook-to-github-pages@v1.0.3
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          build_command: "npx sb-branch-switcher --config .storybook/.branches.json"
          path: dist/storybook-bundle
          # Done manually so we can checkout submodule
          checkout: false

      - name: Fail if PR portion of build failed
        if: ${{ github.event_name == 'pull_request_target' }}
        shell: bash
        env:
          DIRECTORY: dist/storybook-bundle/PR-${{ github.event.number }}
        run: |
          if [ ! -d "$DIRECTORY" ]; then
            echo Pull Request build directory "$DIRECTORY does not exist."
            exit 1
          fi

      # See: https://github.com/ouzi-dev/commit-status-updater/pull/533
      - uses: patcon/commit-status-updater@patch-1
        if: ${{ github.event_name == 'pull_request_target' }}
        with:
          status: "success"
          url: "https://civictechto.github.io/polis-storybook/PR-${{ github.event.number }}/"
          name: "Storybook"
          description: "This branch now available."