import QueueLink from 'apollo-link-queue';

const queueLink = new QueueLink();

// To start queueing requests
queueLink.close();

// To let requests pass (and execute all queued requests)
queueLink.open();

import { ApolloLink } from 'apollo-link';
import { HttpLink } from 'apollo-link-http';
import { RetryLink } from 'apollo-link-retry';

import QueueLink from 'apollo-link-queue';

const offlineLink = new QueueLink();

// Note: remove these listeners when your app is shut down to avoid leaking listeners.
window.addEventListener('offline', () => offlineLink.close());
window.addEventListener('online', () => offlineLink.open());

this.link = ApolloLink.from([
    new RetryLink(),
    offlineLink,
    new HttpLink({ uri: URI_TO_YOUR_GRAPHQL_SERVER }),
]);