codestyle.yml

name: Auto Black & Isort
on: [push, pull_request]

jobs:
  autocodestyle:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - uses: actions/setup-python@v1

      - run: pip install black isort

      - name: autoblack_check
        id: black-check
        continue-on-error: true
        run: black --diff --check --config pyproject.toml . 1>.black_diff

      - name: autoblack_fix
        if: steps.black-check.outcome != 'success' && github.event_name != 'pull_request'
        run: black --config pyproject.toml .
      
      - name: autoblack_mark
        if: steps.black-check.outcome != 'success' && github.event_name == 'pull_request'
        run: |
          for s in $(cat .black_diff | sort | uniq | grep -e "--- " - | perl -n -e'/--- (.*)\t.*/gs && print($1,"\n")')
          do
            echo -e "::warning file=$s,line=0,title=Reformatting Needed::This file needs reformatting with black"
          done
         
      - name: isort_check
        id: isort-check
        continue-on-error: true
        run: isort --check .

      - name: isort_fix
        if: steps.isort-check.outcome != 'success'
        run: isort .
      
      - name: publish
        if: (steps.black-check.outcome != 'success' || steps.isort-check.outcome != 'success') && github.event_name != 'pull_request'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git commit -am "apply black & isort"
          git push