name: Deploy documentation PR preview

on:
  workflow_run:
    workflows: [ "Prepare documentation PR preview" ]
    types:
      - completed

jobs:
  netlify:
    if: github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.event == 'pull_request'
    runs-on: ubuntu-latest
    steps:
      # There's a 'download artifact' action, but it hasn't been updated for the workflow_run action
      # (https://github.com/actions/download-artifact/issues/60) so instead we get this mess:
      - name: 📥 Download artifact
        uses: dawidd6/action-download-artifact@e6e25ac3a2b93187502a8be1ef9e9603afc34925 # v2.24.2
        with:
          workflow: docs-pr.yaml
          run_id: ${{ github.event.workflow_run.id }}
          name: book
          path: book

      - name: 📤 Deploy to Netlify
        uses: matrix-org/netlify-pr-preview@v1
        with:
          path: book
          owner: ${{ github.event.workflow_run.head_repository.owner.login }}
          branch: ${{ github.event.workflow_run.head_branch }}
          revision: ${{ github.event.workflow_run.head_sha }}
          token: ${{ secrets.NETLIFY_AUTH_TOKEN }}
          site_id: ${{ secrets.NETLIFY_SITE_ID }}
          desc: Documentation preview
          deployment_env: PR Documentation Preview