consul/ui-v2/app/helpers/service/instance-checks.js

import { helper } from '@ember/component/helper';

export function healthChecks([items], hash) {
  let ChecksCritical = 0;
  let ChecksWarning = 0;
  let ChecksPassing = 0;

  items.forEach(item => {
    switch (item.Status) {
      case 'critical':
        ChecksCritical += 1;
        break;
      case 'warning':
        ChecksWarning += 1;
        break;
      case 'passing':
        ChecksPassing += 1;
        break;
      default:
        break;
    }
  });

  switch (true) {
    case ChecksCritical !== 0:
      return 'critical';
    case ChecksWarning !== 0:
      return 'warning';
    case ChecksPassing !== 0:
      return 'passing';
    default:
      return 'empty';
  }
}

export default helper(healthChecks);