getLightState.js

'use strict';

const hueApi = require('../../../dist/cjs');
// If using this code outside of this library the above should be replaced with
// const hueApi = require('node-hue-api');

const v3 = hueApi.v3
  , discovery = hueApi.discovery
;

// Replace this with your username for accessing the bridge
const USERNAME = require('../../../test/support/testValues').username
  // The name of the light we wish to retrieve by name
  , LIGHT_ID = 10
;

discovery.nupnpSearch()
  .then(searchResults => {
    const host = searchResults[0].ipaddress;
    return v3.api.createLocal(host).connect(USERNAME);
  })
  .then(api => {
    return api.lights.getLightState(LIGHT_ID);
  })
  .then(state => {
    // Display the state of the light
    console.log(JSON.stringify(state, null, 2));
  })
;