name: Refresh ELO Data

on:
  schedule:
    - cron: '0 6 * * *'   # 06:00 UTC daily
  workflow_dispatch:        # allow manual runs from the Actions tab

jobs:
  refresh:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Download ELO workbook and build JSON
        working-directory: statcheck-elo-scraper
        run: python refresh_elo.py

      - name: Commit updated data if changed
        run: |
          git config user.name  "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add public/elo-data.json
          git diff --cached --quiet || git commit -m "data: refresh stat-check ELO rankings [skip ci]"
          git push