#!/usr/bin/env bash
set -euo pipefail

DB_NAME="${DB_NAME:-domain}"
DB_USER="${DB_USER:-postgres}"
PSQL_BIN="${PSQL_BIN:-/www/server/pgsql/bin/psql}"
API_BASE_URL="${1:-${API_BASE_URL:-http://127.0.0.1:8100}}"
CURL_CONNECT_TIMEOUT="${CURL_CONNECT_TIMEOUT:-3}"
CURL_MAX_TIME="${CURL_MAX_TIME:-10}"

curl_json() {
  curl -fsS \
    --connect-timeout "${CURL_CONNECT_TIMEOUT}" \
    --max-time "${CURL_MAX_TIME}" \
    "$1"
}

RUNTIME_STATUS_JSON="$(curl_json "${API_BASE_URL}/api/v1/runtime/status")"

echo "[1/4] cluster nodes"
"${PSQL_BIN}" -U "${DB_USER}" -d "${DB_NAME}" -Atc "
select
  node_code || '|' ||
  role || '|' ||
  status || '|' ||
  coalesce(current_load, 0) || '|' ||
  coalesce(metadata_json->>'job_items_claimed', '0') || '|' ||
  coalesce(metadata_json->>'job_items_running', '0') || '|' ||
  coalesce(metadata_json->>'job_items_completed', '0') || '|' ||
  to_char(last_heartbeat_at, 'YYYY-MM-DD HH24:MI:SS') || '|' ||
  coalesce(metadata_json->>'worker_online', '') || '|' ||
  (
    case
      when coalesce(current_load, 0) > 0 then 'true'
      when coalesce(metadata_json->>'detect_participating', '') in ('true', 'false') then metadata_json->>'detect_participating'
      else ''
    end
  )
from detect_worker_nodes
order by node_code;
"
echo

echo "[2/4] active job distribution"
"${PSQL_BIN}" -U "${DB_USER}" -d "${DB_NAME}" -Atc "
select
  coalesce(claimed_by, '') || '|' ||
  status || '|' ||
  count(*)
from detect_job_items
where job_id = (
  select id
  from detect_jobs
  where status in ('pending','running')
  order by id desc
  limit 1
)
group by claimed_by, status
order by claimed_by, status;
"
echo

echo "[3/4] runtime participation snapshot"
printf "%s" "${RUNTIME_STATUS_JSON}" | python3 -c '
import json, sys
payload = json.load(sys.stdin).get("data", {})
detect = payload.get("detect", {})
print(json.dumps({
    "node": payload.get("node", {}),
    "participation_summary": detect.get("participation_summary", {}),
    "participating_nodes": detect.get("participating_nodes", []),
    "non_participating_nodes": detect.get("non_participating_nodes", detect.get("standby_nodes", [])),
    "log_sync": detect.get("log_sync", {}),
}, ensure_ascii=False, indent=2))
'
echo

echo "[4/4] condensed summary"
printf "%s" "${RUNTIME_STATUS_JSON}" | python3 -c '
import json, sys
payload = json.load(sys.stdin).get("data", {})
detect = payload.get("detect", {})
summary = detect.get("participation_summary", {}) or {}
print(json.dumps({
    "node": payload.get("node", {}),
    "active_job": {
        "job_code": (detect.get("active_job") or {}).get("job_code", ""),
        "status": (detect.get("active_job") or {}).get("status", ""),
    },
    "participation_summary": summary,
    "dispatch_active_nodes": summary.get("dispatch_active_node_codes", []),
    "recent_only_nodes": summary.get("recent_only_node_codes", []),
    "non_participating_nodes": summary.get("non_participating_node_codes", []),
    "log_sync": {
        "enabled": bool((detect.get("log_sync") or {}).get("enabled", False)),
        "mode": (detect.get("log_sync") or {}).get("mode", ""),
        "line_count": (detect.get("log_sync") or {}).get("line_count", 0),
        "source_nodes": (detect.get("log_sync") or {}).get("source_nodes", []),
        "last_at": (detect.get("log_sync") or {}).get("last_at", ""),
    },
}, ensure_ascii=False, indent=2))
'