function createCreateAndStart({ todayWork, todaySync, refresh, warm, start, announce }) {
  const completed = new Set();

  function available() {
    return todayWork.read().length < todayWork.limit;
  }

  function complete(issue) {
    const identity = todayWork.identity(issue);
    if (!identity || completed.has(identity)) return 'exists';
    const added = todayWork.add(issue);
    if (added === 'full') {
      announce('Created, but Today changed—remove an item, then add this issue.');
      return 'full';
    }
    if (added !== 'added' && added !== 'exists') {
      announce('Created, but Today could not be saved on this device.');
      return 'unavailable';
    }
    if (!todaySync.enqueue('add', identity)) {
      announce('Created and saved to Today on this device, but account sync is unavailable.');
      return 'sync-unavailable';
    }
    completed.add(identity);
    refresh();
    todaySync.flush();
    warm();
    start(issue);
    announce('Created, added to Today, and ready to work.');
    return 'started';
  }

  return { available, complete };
}

if (typeof module !== 'undefined' && module.exports) module.exports = createCreateAndStart;