name: Deploy Docs

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]
    types: [ closed ]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python 3.8
        uses: actions/setup-python@v2
        with:
          python-version: 3.8
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
      - name: Create API docs
        run: |
          sphinx-apidoc -f -o docs/source/api esbo_etc
      - name: Build docs
        run: |
          sphinx-build -b html docs/source docs/build/html
      - name: Commit documentation changes
        run: |
          git clone https://github.com/LukasK13/ESBO-ETC.git --branch gh-pages --single-branch gh-pages
          cp -r docs/build/html/* gh-pages
          cd gh-pages
          git config --local user.email "action@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: gh-pages
          directory: gh-pages
          github_token: ${{ secrets.GITHUB_TOKEN }}