gistfile1.js

'use strict';

import * as qs from 'querystring';
import * from 'xml2js';
import * as Promise from 'bluebird';
import * as request from 'request-promise';

let parseString = Promise.promisify(xml2js.parseString);

class Preston {
    constructor(shopUrl, key, options = {}) {
        if (!shopUrl) {
            throw new Error('Shop URL required');
        }
        if (!key) {
            throw new Error('API key required');
        }
        this.shopUrl = shopUrl;
        this.key = key;
        this.options = options;
    }
    executeRequest(method, url, options = {}) {
        return request[method](url, options).auth(this.key);
    }
    parse(response) {
        return parseString(response);
    }
    get(resource, options = {}) {
        let url, requestOptions = {};
        if(/^https?/.test(resource)) {
            url = resource;
        } else {
            url = `${this.shopUrl}/api/${resource}/`;
        }
        if(options.id) {
            url += options.id;
            delete options.id;
        }
        ['filter', 'display', 'sort', 'limit', 'id_shop', 'id_group_shop'].forEach(param => {
            if(options[param]) {
                requestOptions[param] = options[param];
            }
        });
        url += qs.stringify(requestOptions);
        return this.executeRequest('get', url).then(response => this.parse(response));
    }
}

export default Preston;