name: Clean Nightly Releases

on:
#  schedule:
#    - cron: '0 3 * * *'  # Runs daily at 03:00 UTC
  workflow_dispatch:      # Allows manual triggering

jobs:
  clean-nightly:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      packages: write

    steps:
      - name: Set up GitHub CLI
        uses: cli/cli-action@v2

      - name: Authenticate GitHub CLI
        run: echo "${{ secrets.GITHUB_TOKEN }}" | gh auth login --with-token

      - name: Get and clean old nightly releases
        env:
          GH_REPO: ${{ github.repository }}
        run: |
          # Get all release titles that match the nightly pattern
          mapfile -t releases < <(
            gh release list --limit 1000 --json tagName,name,createdAt --jq '
              sort_by(.createdAt) | reverse |
              map(select(.name | test("^Nunchaku Nightly v[0-9]+\\.[0-9]+\\.[0-9]+dev[0-9]{8}$"))) |
              map(.tagName)'
          )

          # Keep only the first 5 (latest), delete the rest
          if (( ${#releases[@]} > 5 )); then
            for tag in "${releases[@]:5}"; do
              echo "Deleting old release: $tag"
              gh release delete "$tag" --yes
            done
          else
            echo "Less than or equal to 5 nightly releases found. No cleanup needed."
          fi