recreate-poetry-requirements.yml

on:
  pull_request:
    paths:
      - 'pyproject.toml'
      - 'poetry.lock'
      - 'requirements.txt'

permissions:
  contents: write

jobs:
  regenerate_requirements_txt:
    name: Regenerating the requirements.txt file
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    steps:
        - name: Set up Python 3.9
          uses: actions/setup-python@v4
          with:
            python-version: '3.9.x'

        - name: Install Poetry
          uses: snok/install-poetry@v1
          with:
            version: 1.6.1

        - name: Checkout the repository - but just the relevant files
          uses: actions/checkout@v4
          with:
            sparse-checkout: |
              requirements.txt
              pyproject.toml
              poetry.lock

        - name: Generate new lock file
          run: poetry lock

        - name: Generate new requirements.txt file
          run: poetry export --without-hashes -f requirements.txt -o requirements.txt

        - name: Committing the changes back to the branch
          uses: stefanzweifel/git-auto-commit-action@v5
          with:
            commit_message: Regenerating requirements.txt file