name: Update `make docs` procedure
on:
  schedule:
    - cron: '0 7 * * 1-5'
jobs:
  main:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Update procedure
        if: github.repository != 'grafana/writers-toolkit'
        run: |
          curl -s -Lo docs/docs.mk https://raw.githubusercontent.com/grafana/writers-toolkit/main/docs/docs.mk
          curl -s -Lo docs/make-docs https://raw.githubusercontent.com/grafana/writers-toolkit/main/docs/make-docs
          if git diff --exit-code; then exit 0; fi
          BRANCH="$(date +%Y-%m-%d)/update-make-docs"
          git checkout -b "${BRANCH}"
          git add .
          git config --local user.email "bot@grafana.com"
          git config --local user.name "grafanabot"
          git commit -m "Update \`make docs\` procedure"
          git push -v origin "refs/heads/${BRANCH}"
          gh pr create --fill
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}