socket-io-helloworld.js

// SERVER

const axios = require('axios');
module.exports = () => {
  const io = require('socket.io')();
  io.listen(3000);

  io.on('connection', function(socket) {
    socket.on('SEARCH_REQUEST', query => {
      axios
        .get(`http://www.omdbapi.com/?s=${query}&apikey=a27a9b08`)
        .then(res => {
          socket.emit('SEARCH_RESULT', res.data);
        })
        .catch(err => console.log(err));
      return;
    });
  });
};

// CLIENT

import * as io from 'socket.io-client';
import { setSearchResult } from 'App/redux/modules/search/actions';

const socket = io('http://localhost:3000');
const configureSocket = dispatch => {
  socket.on('SEARCH_RESULT', data => {
    setSearchResult(data.Search)(dispatch);
  });
  return socket;
};
export const searchRequest = query => {
  socket.emit('SEARCH_REQUEST', query);
};

export default configureSocket;