pages.yml

name: Deploy documentation to GitHub Pages

on:
  workflow_dispatch:
  push:
    branches: [ main, develop ]

jobs:
  build-docs:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout
      uses: actions/checkout@v4
      with:
        fetch-depth: 0 # otherwise, you will fail to push refs to dest repo

    - name: Set up Python 3.11
      uses: actions/setup-python@v4
      with:
        python-version: 3.11

    - name: Install library with docs dependencies
      run: |
        python3 -m pip install .[docs]

    - name: Generate examples and build documentation
      run: |
        ## Init the target folder. 
        # We will put all site documentation there.
        mkdir -p gh-pages
        touch gh-pages/.nojekyll
        
        function build_docs {
          # The function will checkout a branch and build the API docs & documentation 
          # into provided directory.
          BRANCH=${1}
          DOCDIR=${2}
        
          git checkout ${BRANCH}
          git fetch
          git pull
        
          ## Init the target folder.
          # We will put all site documentation there.
          mkdir -p gh-pages/${DOCDIR}
        
          ## Build the docs
          # Generate the HTML pages and move the generated content into the target folder.
          printf "Building the %s documentation\n" ${DOCDIR}

          cd docs
          sphinx-apidoc --separate --module-first -d 2 -H "API reference" --follow-links -o apidocs ../src/gpsea
          make clean html
          # make clean html 2>&1 > /dev/null | less
          
          mv _build/html/* ../gh-pages/${DOCDIR}
          cd ..
        }
        
        # We store the docs for `main` in `stable` dir
        build_docs main stable
        # We store the docs for `development` in `latest` dir
        build_docs develop latest


    - name: Deploy documentation
      if: ${{ github.event_name == 'push' }}
      uses: JamesIves/github-pages-deploy-action@v4.4.1
      with:
        branch: gh-pages
        force: true
        folder: gh-pages