@mrporter/inseason-analytics/lib/Analytics.js

In Season Analytics Module

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});

var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

exports.init = init;
exports.trackEvent = trackEvent;
exports.trackPage = trackPage;
exports.createPageObject = createPageObject;

var _importAnalytics = require('./importAnalytics');

var _importAnalytics2 = _interopRequireDefault(_importAnalytics);

var _readDataAttributes = require('./readDataAttributes');

var _readDataAttributes2 = _interopRequireDefault(_readDataAttributes);

var _waitForUserProp = require('./waitForUserProp');

var _waitForUserProp2 = _interopRequireDefault(_waitForUserProp);

var _DataObjectUtils = require('./DataObjectUtils');

var _querystring = require('querystring');

var _querystring2 = _interopRequireDefault(_querystring);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

var production = process && process.env && process.env.NODE_ENV === 'production';

var analytics = void 0;

if (typeof window !== 'undefined' && !window.digitalData) {
    window.digitalData = {};
}

function init() {
    analytics = (0, _readDataAttributes2.default)().then(function (attributes) {
        var business = attributes.business;

        if (!business) {
            throw new Error('Expected "data-business" attribute in "body" element');
        }

        (0, _DataObjectUtils.setPage)(createPageObject(attributes));

        return Promise.all([(0, _importAnalytics2.default)('https://www.net-a-porter.com/webanalytics/' + business + 'analytics-v2.js'), (0, _waitForUserProp2.default)()]).then(function (_ref) {
            var _ref2 = _slicedToArray(_ref, 1),
                webAnalytics = _ref2[0];

            return webAnalytics;
        });
    }).catch(printWarning);
}

function trackEvent(eventData) {
    if (!analytics) {
        init();
    }

    return analytics.then(function (_ref3) {
        var trackEvent = _ref3.trackEvent;

        if (!window.digitalData.event) {
            window.digitalData.event = [];
        }

        window.digitalData.event.push(eventData);

        if (!production) {
            console.info('Analytics: Event', eventData);
        }

        trackEvent(eventData);
    }).catch(printWarning);
}

function trackPage() {
    if (!analytics) {
        init();
    }

    return analytics.then(function (_ref4) {
        var trackPage = _ref4.trackPage;

        var _window$digitalData = window.digitalData,
            event = _window$digitalData.event,
            data = _objectWithoutProperties(_window$digitalData, ['event']);

        if (!production) {
            console.info('Analytics: Page View', data);
        }

        return trackPage(data);
    }).catch(printWarning);
}

function createPageObject(_ref5) {
    var business = _ref5.business,
        language = _ref5.language,
        country = _ref5.country,
        region = _ref5.region,
        currency = _ref5.currency;
    var search = window.location.search;

    var query = _querystring2.default.parse(search.substr(1));

    return {
        pageInfo: {
            sysEnv: 'website',
            language: language,
            geoRegion: country && country.toLowerCase(),
            referringURL: document.referrer
        },
        attributes: {
            businessName: business,
            region: region,
            currencyCode: currency && currency.toLowerCase(),
            externalCampaign: query['cm_mmc'],
            internalCampaign: query['cm_sp']
        }
    };
}

function printWarning(error) {
    if (!production) {
        console.error(error);
    }
    return error;
}