PouchDB

• https://pouchdb.com/guides/
• https://pouchdb.com/guides/replication.html

$ yarn add pouchdb

import PouchDB from 'pouchdb';

const localDb = new PouchDB('db_name');
const remoteDb = new PouchDB('https://user:password@couchdb.example.com/db_name');

localDb.sync(remoteDb, {
  live: true,
  retry: true
}).on('change', function (change) {
  // yo, something changed!
}).on('paused', function (info) {
  // replication was paused, usually because of a lost connection
}).on('active', function (info) {
  // replication was resumed
}).on('error', function (err) {
  // totally unhandled error (shouldn't happen)
});

localDb
  .allDocs({include_docs: true})
  .then(response => {
    const docs = response.rows.map(row => row.doc);
    console.log({docs});
  });

localDb
  .changes({ since: 'now', live: true })
  .on('change', change => {
    console.log({ change });
    loadDocumentsIntoState();
  });

localDb
  .put({
    _id: '1',
    //...
  })
  .catch(console.error);

localDb.get(id)
  .then(doc => {
    doc[attribute] = value;
    return db.put(doc);
  })
  .catch(console.error);