PubNub Q&A BLOCK w/ Wolfram Alpha API

pubnub_wolfram_block.js

const xhr = require('xhr');
const query = require('codec/query_string');

export default (request) => {
    const appId  = 'YOUR_WOLFRAM_ALPHA_APP_ID';
    const spoken = 'http://www.wolframalpha.com/api/v1/spoken-json.jsp';

    const queryParams = {
        appid: appId,
        input: request.message.text
    };

    const apiUrl = spoken + '?' + query.stringify(queryParams);

    return xhr.fetch(apiUrl)
    .then((r) => {
        const body = JSON.parse(r.body || r);
        request.message.answer = body.result || body.error;
        return request.ok();
    })
    .catch((e) => {
        console.error(e);
        return request.ok();
    });
};