trigger-downstream.yml

name: Trigger Downstream Service Updates

on:
  release:
    types: [published]

jobs:
  dispatch:
    if: github.event.release.prerelease == false
    runs-on: ubuntu-24.04
    permissions:
      contents: read

    steps:
      - name: Checkout (to read dispatch-targets.json)
        uses: actions/checkout@v4

      - name: Check for dispatch targets
        id: check
        run: |
          if [ ! -f .github/dispatch-targets.json ]; then
            echo "No dispatch-targets.json found, skipping."
            echo "has_targets=false" >> $GITHUB_OUTPUT
            exit 0
          fi
          COUNT=$(python3 -c "import json; print(len(json.load(open('.github/dispatch-targets.json'))))")
          echo "has_targets=$([ $COUNT -gt 0 ] && echo true || echo false)" >> $GITHUB_OUTPUT

      - name: Extract version from release tag
        if: steps.check.outputs.has_targets == 'true'
        id: version
        run: |
          VERSION="${{ github.event.release.tag_name }}"
          VERSION="${VERSION#v}"
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: Generate codebelt-aicia token
        if: steps.check.outputs.has_targets == 'true'
        id: app-token
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ vars.CODEBELT_AICIA_APP_ID }}
          private-key: ${{ secrets.CODEBELT_AICIA_PRIVATE_KEY }}
          owner: codebeltnet

      - name: Dispatch to downstream repos
        if: steps.check.outputs.has_targets == 'true'
        run: |
          python3 - <<'EOF'
          import json, urllib.request, os, sys

          targets = json.load(open('.github/dispatch-targets.json'))
          token   = os.environ['GH_TOKEN']
          version = os.environ['VERSION']
          source  = os.environ['SOURCE_REPO']

          for repo in targets:
              url     = f'https://api.github.com/repos/codebeltnet/{repo}/dispatches'
              payload = json.dumps({
                  'event_type': 'codebelt-service-update',
                  'client_payload': {
                      'source_repo':    source,
                      'source_version': version
                  }
              }).encode()
              req = urllib.request.Request(url, data=payload, method='POST', headers={
                  'Authorization':  f'Bearer {token}',
                  'Accept':         'application/vnd.github+json',
                  'Content-Type':   'application/json',
                  'X-GitHub-Api-Version': '2022-11-28'
              })
              with urllib.request.urlopen(req) as r:
                  print(f'✓ Dispatched to {repo}: HTTP {r.status}')
          EOF
        env:
          GH_TOKEN:    ${{ steps.app-token.outputs.token }}
          VERSION:     ${{ steps.version.outputs.version }}
          SOURCE_REPO: ${{ github.event.repository.name }}