ih-portal/src/utils/asyncSessionStorage.js

A project for connecting interaction hub services with catalyst-ui components

const nextTick = process && process.nextTick ? process.nextTick : setImmediate;

export default {
  getItem(key, cb) {
    try {
      const item = sessionStorage.getItem(key);
      nextTick(() => {
        cb(null, item);
      });
    } catch (err) {
      cb(err);
    }
  },

  setItem(key, value, cb) {
    try {
      sessionStorage.setItem(key, value);
      nextTick(() => {
        cb(null);
      });
    } catch (err) {
      cb(err);
    }
  },

  removeItem(key, cb) {
    try {
      sessionStorage.removeItem(key);
      nextTick(() => {
        cb(null);
      });
    } catch (err) {
      cb(err);
    }
  },

  getAllKeys(cb) {
    try {
      let keys = [];
      for (let i = 0; i < sessionStorage.length; ++i) {
        keys.push(sessionStorage.key(i));
      }
      nextTick(() => {
        cb(null, keys);
      });
    } catch (err) {
      cb(err);
    }
  },
};