name: Updraft keep-alive and check

# Daily (incl. weekends) so the free Space never reaches HF's 48-hour sleep, and so the ranking is rebuilt each
# morning. Fails the run (= an email from GitHub) if the Space reports a problem: missing keys, a ranking older
# than 3 days, or a data-build error.
on:
  schedule:
    - cron: "30 12 * * *"
  workflow_dispatch:

jobs:
  check:
    runs-on: ubuntu-24.04
    steps:
      - name: Wake and check
        env:
          URL: ${{ secrets.UPDRAFT_URL || 'https://s-ttp-updraft.hf.space' }}
        run: |
          for i in $(seq 1 40); do
            CODE=$(curl -s -o /tmp/h.json -w '%{http_code}' --max-time 30 "$URL/api/health" || echo 000)
            [ "$CODE" = "200" ] && break; echo "attempt $i: $CODE"; sleep 15
          done
          [ "$CODE" = "200" ] || { echo "::error::Space not reachable"; exit 1; }
          cat /tmp/h.json; echo
          curl -s --max-time 120 "$URL/api/ranking" -o /tmp/r.json
          python3 - <<'PY'
          import json, sys
          h, r = json.load(open("/tmp/h.json")), json.load(open("/tmp/r.json"))
          problems = [k for k in ("data_key", "alpaca_keys", "rebalance_enabled") if not h.get(k)]
          err = (h.get("ranking_state") or {}).get("error")
          if err: problems.append("ranking build error: " + err)
          if r.get("age_hours", 0) > 72 and not r.get("building"): problems.append(f"ranking {r.get('age_hours')} h old")
          print("prices to", r.get("prices_as_of"), "· pool", r.get("pool"), "· top 3", [x["ticker"] for x in (r.get("ranked") or [])[:3]])
          if problems:
              print("::error::" + "; ".join(problems)); sys.exit(1)
          PY