Local & Session Storage Helper

gistfile1.txt

export default function storage(isSession = false) {
  const manager = isSession ? sessionStorage : localStorage;
  const hasManager = isSession ? window.sessionStorage : window.localStorage;

  function getItem(id, json = true) {
    if (hasManager) {
      return json ? JSON.parse(manager.getItem(id)) : manager.getItem(id);
    }
    return undefined;
  }

  function setItem(id, data, json = true) {
    if (hasManager && json) {
      manager.setItem(id, JSON.stringify(data));
      return;
    }

    if (hasManager && !json) {
      manager.setItem(id, data);
      return;
    }
  }

  function clear() {
    if (hasManager) {
      manager.clear();
    }
  }

  function removeItem(id) {
    if (hasManager) {
      manager.removeItem(id);
    }
  }

  return {
    clear,
    getItem,
    removeItem,
    setItem,
  };
}