import { hostname } from 'os';
import { getPluginConfig } from '../core/config';
import { startManagedMonitor } from '../core/managed-monitor';

export function registerGatewayStartHook(api: any, deps: {
  logger: any;
  pushMetaToMonitor: () => Promise<void>;
  startCalendarScheduler: () => void;
  setMetaPushInterval: (handle: ReturnType<typeof setInterval>) => void;
}) {
  const { logger, pushMetaToMonitor, startCalendarScheduler, setMetaPushInterval } = deps;

  api.on('gateway_start', () => {
    logger.info('HarborForge plugin active');
    const live = getPluginConfig(api);

    startManagedMonitor(logger, {
      managedMonitor: live.managedMonitor,
      backendUrl: live.backendUrl,
      identifier: live.identifier,
      apiKey: live.apiKey,
      monitor_port: live.monitor_port,
      reportIntervalSec: live.reportIntervalSec,
      logLevel: live.logLevel,
    });

    const intervalSec = live.reportIntervalSec || 30;
    setTimeout(() => void pushMetaToMonitor(), 2000);
    setMetaPushInterval(setInterval(() => void pushMetaToMonitor(), intervalSec * 1000));

    if (live.enabled !== false && live.calendarEnabled !== false) {
      setTimeout(() => startCalendarScheduler(), 5000);
    }

    logger.info(`HarborForge startup config identifier=${live.identifier || hostname()} backend=${live.backendUrl}`);
  });
}