name: Sphinx Build

on: 
  push:
    branches: 
      - dev

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - uses: ammaraskar/sphinx-action@master
        with:
          docs-folder: "src_docs/"
          pre-build-command: "pip install sphinx_rtd_theme"
          build-command: "sphinx-build -b html ./source ../docs"

      # .nojekyll file must exist in docs

      - name: Commit documentation changes
        run: |
          git clone https://github.com/mp-se/gravitymon.git --branch ghpages --single-branch ghpages
          cp -r docs/_build/html/* ghpages/
          cd ghpages
          git config --local user.email "action@noreply.github.com"
          git config --local user.name "GitHub Action"
          git add .
          git commit -m "Update documentation" -a || true
          # The above command will fail if no changes were present, so we ignore
          # the return code.
      - name: Push changes
        uses: ad-m/github-push-action@master
        with:
          branch: ghpages
          directory: docs
          github_token: ${{ secrets.GITHUB_TOKEN }}