apolloclientwsinit.js

// Installation

// yarn add apollo-boost apollo-link-ws subscriptions-transport-ws react-apollo graphql
// npm install --save apollo-boost apollo-link-ws subscriptions-transport-ws react-apollo graphql

import React from 'react';
import { View, Text } from 'react-native';
import { ApolloClient } from 'apollo-client';
import { WebSocketLink } from 'apollo-link-ws';
import { InMemoryCache } from 'apollo-cache-inmemory';
import { ApolloProvider } from 'react-apollo';

const link = new WebSocketLink({
  uri: "ws://localhost:8080/v1/graphql",
  options: {
    reconnect: true
  }
});

const cache = new InMemoryCache();

const client = new ApolloClient({
  link,
  cache
});

const App = () => (
  <ApolloProvider client={client}>
    <View><Text>Hello world</Text></View>
  </ApolloProvider>
);

export default App;