on:
  pull_request:
  push:
    branches: [main]

jobs:
  lictool:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        if: ${{ github.event_name != 'pull_request' }}

      - name: Checkout pull request
        uses: actions/checkout@v4
        if: ${{ github.event_name == 'pull_request' }}
        with:
          repository: ${{ github.event.pull_request.head.repo.full_name }}
          ref: ${{ github.event.pull_request.head.ref }}

      - name: Set up Python 3
        uses: actions/setup-python@v4
        with:
          python-version: 3.x

      - name: Set git author to @actions
        uses: fregante/setup-git-user@v2

      - name: Install lictool
        run: pip install git+https://github.com/emzeat/mz-lictools@v2.7.0

      - name: Run lictool
        run: lictool

      - name: Commit and push
        uses: EndBug/add-and-commit@v9
        with:
          default_author: github_actions
          message: "[ci] update license header"
          push: true
          fetch: false