name: preview

on:
  pull_request:
    types:
      - opened
      - reopened
      - synchronize
      - closed

concurrency: preview-${{ github.ref }}

jobs:
  deploy-preview:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Build HTML
        uses: XanaduAI/sphinx-action@08cb9868314fb5be5f28644b540a38b8faaf8e87
        with:
          pre-build-command: >
            apt-get update -y && apt-get install --no-install-recommends -y gettext
            && pip install myst-parser sphinx-rtd-theme
          docs-folder: .
      - name: Deploy preview
        uses: rossjrw/pr-preview-action@v1
        with:
          source-dir: ./_build/html/