page-cache

Support you to store data when jump to other page, restore data when go back or jump to original page.

FEATURES

1. use SessionStorage in the default, support LocalStorage either(use store2)
2. only ESModule
3. support checkGoBack: restore if only goback to original page
4. support timeout, default 1h

USAGE

> npm i -S page-cache

import PageCache from 'page-cache';

const CACHE_PREFIX = 'CACHE_PREFIX';

const cache = new PageCache({
    prefix: CACHE_PREFIX,
    checkGoBack: true,
    timeout: 1000 * 60 * 60 * 24
});

// restore data when back to original page again
let {
    data1,
    data2 = 0
} = cache.restore(({data1 = {}} = {}) => data1 === 'xxx1'); // check if to restore

cache.set('data1', 'xxx');
setTimeout(() => {
    cache.set('data2', ++data2); // you could set anytime
    cache.set('data1', 'xxx1'); // or update anytime
    // don't worry about performance,
    // data will set to 'local/session storage' when page leaving
}, 1000);