name: Main Integration — Wukong Overlay

on:
  workflow_run:
    workflows:
      - CI
    types:
      - completed

permissions: {}

jobs:
  notify-downstream:
    name: Notify Wukong Overlay
    if: >-
      github.event.workflow_run.conclusion == 'success' &&
      github.event.workflow_run.event == 'push' &&
      github.event.workflow_run.head_branch == 'main'
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Trigger downstream CI
        env:
          UPSTREAM_SHA: ${{ github.event.workflow_run.head_sha }}
          WUKONG_TRIGGER_TOKEN: ${{ secrets.WUKONG_TRIGGER_TOKEN }}
          WUKONG_TRIGGER_URL: ${{ secrets.WUKONG_TRIGGER_URL }}
        run: |
          if [ -n "$WUKONG_TRIGGER_TOKEN" ]; then
            curl --fail --silent --show-error \
              -X POST \
              -F "token=$WUKONG_TRIGGER_TOKEN" \
              -F "ref=main" \
              -F "variables[UPSTREAM_SHA]=$UPSTREAM_SHA" \
              "$WUKONG_TRIGGER_URL"
            echo "Downstream CI triggered."
          else
            echo "No WUKONG_TRIGGER_TOKEN configured, skipping downstream notification."
          fi