name: gh-pages

on:
  push:
    branches:
      - master
    paths:
      - '**.h'
      - '**.hpp'
      - '**.dox'
      - 'docs/**'
  workflow_dispatch:

jobs:
  gh-pages:
    runs-on: ubuntu-latest
    container:
      image: debian:testing

    defaults:
      run:
        shell: sh

    steps:
      - uses: actions/checkout@v2

      - name: Install dependencies
        run: |
          apt-get -y update
          apt-get -y install --no-install-recommends python3-pip doxygen git
          pip3 install --upgrade --requirement tools/requirements.txt

      - name: Generate docs
        run: |
          cd docs
          poxy --verbose

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./docs/html