name: Python Linting

on: [push, pull_request]

jobs:
  lint:
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v6
      - uses: actions/setup-python@v6
        with:
          python-version: '3.12'

      - name: Install ruff
        run: pip install ruff

      # Always run strict lint check (catches all errors including unfixable ones)
      - name: (Python) Check with ruff
        run: |
          cd GrpcInterface
          ruff check .
          ruff format --check --diff .

      # Same-repo PRs and pushes: Apply auto-fixable issues and create PR if needed
      - name: (Python) Auto-fix and create PR
        if: failure() && (github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository)
        run: |
          cd GrpcInterface
          ruff check --fix .
          ruff format .
      - uses: peter-evans/create-pull-request@v8
        if: failure() && (github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository)
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: "Python code linting changes detected by ruff"
          title: "Fixes by ruff (Python)"
          branch: python-ruff-patches
          branch-suffix: random
          base: ${{ github.head_ref }}