name: Linter
on: pull_request
jobs:
  StyleLint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v2
        with:
            node-version: 12

      - name: Run checks
        run: |
          URL="https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files"
          PR_FILES=$(curl -s -X GET -G $URL | jq -r '.[] | select(.status != "removed") | .filename')
          for files in $PR_FILES; do
            extension="${files##*.}"
            if [[ $extension == 'css' || $extension == 'scss' ]]; then
              changed_files_stylelint+=" ${files}"
            fi
          done

          if [[ ! -z ${changed_files_stylelint} ]]; then
            npm ci
            mkdir -p stylelint_report

            echo "StyleLint version: "`npx stylelint --version`
            echo "The files will be checked: "`echo ${changed_files_stylelint}`
            npx stylelint --formatter json --output-file ./stylelint_report/stylelint_report.json ${changed_files_stylelint} || exit_code=`echo $?` || true
            pip install json2html
            python ./tests/json_to_html.py ./stylelint_report/stylelint_report.json
            exit ${exit_code}
          else
            echo "No files with the \"css|scss\" extension found"
          fi

      - name: Upload artifacts
        if: failure()
        uses: actions/upload-artifact@v2
        with:
          name: stylelint_report
          path: stylelint_report