Search images using the Imgur API

imgur.js

'use strict';
/* global XMLHttpRequest */
/* global process.env.API_IMGUR */
const querystring = require('querystring');


/**
 * Fetches a page of results from the Imgur API.
 *
 * @param   {String}    options.q        Query
 * @param   {Number}    options.page     Index of the page of results
 * @param   {Function}  done             Callback that receives the parsed response
 */
module.exports = ({q = '', page = 0} = {}, done) => {
	const xhr = new XMLHttpRequest();
	xhr.onreadystatechange = () => {
		if (xhr.readyState == XMLHttpRequest.DONE){
			let response;
			try {
				response = JSON.parse(xhr.responseText);
			} catch(e){
				response = {};
			}
			if (response.success){
				const parsed = response.data
				.filter(result => !result.is_album)
				.map(data => {
					return {
						title: data.title,
						url: data.link,
						width: data.width,
						height: data.height
					};
				});
				done(parsed);
			} else {
				done(false);
			}
		}
	};
	const url = 'https://api.imgur.com/3/gallery/search/top/' + page + '/?' + querystring.stringify({q});
	xhr.open('GET', url, true);
	xhr.setRequestHeader('Authorization', `Client-ID ${process.env.API_IMGUR}`);
	xhr.send(null);
};