# Cleanup old generated docs previews

name: Cleanup

on:
  schedule:
    # 06:50 UTC every Monday
    - cron: '50 6 * * 1'
  workflow_dispatch:

concurrency:
  group: cleanup-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  clean_docs_branch:
    timeout-minutes: 45
    permissions:
      issues: write
      contents: write
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          ref: generated-docs-preview

      - name: Clean docs branch
        run: |
          cd pr/
          # keep the last 10 prs
          dirs=$(ls -1d [0-9]* | sort -n)
          total_dirs=$(echo "$dirs" | wc -l)
          dirs_to_remove=$(echo "$dirs" | head -n $(($total_dirs - 10)))
          if [ -n "$dirs_to_remove" ]; then
            echo "$dirs_to_remove" | xargs rm -rf
          fi
          git add .
          git commit -m "Cleanup old docs" || true
          git push || true