index.js

import Storage from 'react-native-storage';
import { AsyncStorage } from 'react-native';

const storage = new Storage({
  // maximum capacity, default 1000
  size: 1000,

  // Use AsyncStorage for RN apps, or window.localStorage for web apps.
  // If storageBackend is not set, data will be lost after reload.
  storageBackend: AsyncStorage, // for web: window.localStorage

  // expire time, default: 1 day (1000 * 3600 * 24 milliseconds).
  // can be null, which means never expire.
  defaultExpires: 1000 * 3600 * 24 * 365,

  // cache data in the memory. default is true.
  enableCache: true,

  // if data was not found in storage or expired data was found,
  // the corresponding sync method will be invoked returning
  // the latest data.
  sync: {
    // we'll talk about the details later.
  },
});


storage.get = async (key, defaultValue) => {
  try {
    const result = await storage.load({
      key,
    });
    return result;
  } catch (e) {
    return defaultValue;
  }
};

export default storage;