# climaybe — Cleanup orphan preview themes (optional)
# Weekly (and manual): on each configured store, delete themes whose name ends with -PR<n>
# when PR #n is not open in this repo (merged/closed without theme cleanup).

name: Cleanup orphan preview themes

on:
  pull_request:
    types: [closed]
    branches: [main, staging, develop, 'staging-*', 'live-*']
  schedule:
    - cron: '0 6 * * 1'
  workflow_dispatch:

permissions:
  contents: read
  pull-requests: read
  actions: write

jobs:
  configure:
    runs-on: ubuntu-latest
    outputs:
      preview_targets_json: ${{ steps.cfg.outputs.preview_targets_json }}
    steps:
      - uses: actions/checkout@v4

      - name: Build store matrix from climaybe.config.json
        id: cfg
        run: |
          if [ ! -f climaybe.config.json ]; then
            {
              echo 'preview_targets_json<<PT_JSON'
              echo '[]'
              echo 'PT_JSON'
            } >> "$GITHUB_OUTPUT"
            exit 0
          fi
          node <<'NODE' >>"$GITHUB_OUTPUT"
          const fs = require('fs');
          const cfg = JSON.parse(fs.readFileSync('climaybe.config.json', 'utf8'));
          const stores = cfg?.stores || {};
          const keys = Object.keys(stores);
          const aliasToSecret = (a) => String(a).toUpperCase().replace(/-/g, '_');
          const targets = keys.map((alias) => ({ alias, alias_secret: aliasToSecret(alias) }));
          console.log('preview_targets_json<<PT_JSON');
          console.log(JSON.stringify(targets));
          console.log('PT_JSON');
          NODE

  cleanup-orphans:
    needs: [configure]
    if: needs.configure.outputs.preview_targets_json != '[]'
    strategy:
      fail-fast: false
      matrix:
        include: ${{ fromJson(needs.configure.outputs.preview_targets_json) }}
    uses: ./.github/workflows/reusable-cleanup-themes.yml
    with:
      cleanup_mode: orphan_pr
      pr_number: ''
      store_alias_secret: ${{ matrix.alias_secret }}
    secrets: inherit