'use strict';

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

var _rollupPluginBabelHelpers = require('../../../_virtual/_rollupPluginBabelHelpers.js');
var storage = require('../../helpers/storage.js');

// https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gtagjs_and_analyticsjs_universal_analytics_-_cookie_usage
// https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs_-_cookie_usage

var COOKIE_NAME_REGEXES = [/_ga/, /_gid/, /_gat/, /AMP_TOKEN/, /_dc_gtm_.*/, /_ga_.*/, /_gac_gb_.*/, /_gac_.*/, /__utma/, /__utmt/, /__utmb/, /__utmc/, /__utmz/, /__utmv/];
/**
 * Initialises Google Analytics.
 * @async
 * @param {TrackingApiOptions} options - The API client's options
 * @returns {Promise<boolean>}
 */
// eslint-disable-next-line no-unused-vars,require-await

var initGa = /*#__PURE__*/function () {
  var _ref = _rollupPluginBabelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
    return regeneratorRuntime.wrap(function _callee$(_context) {
      while (1) {
        switch (_context.prev = _context.next) {
          case 0:
            window.dataLayer = window.dataLayer || [];
            return _context.abrupt("return", true);

          case 2:
          case "end":
            return _context.stop();
        }
      }
    }, _callee);
  }));

  return function initGa() {
    return _ref.apply(this, arguments);
  };
}();
/**
 * Removes Cookies associated with GA from the browser.
 * @param {string|null} cookieDomain - Optionally, the cookie domain to use when removing cookies.
 */


var removeGaCookies = function removeGaCookies() {
  var cookieDomain = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
  storage.removeCookies(COOKIE_NAME_REGEXES, cookieDomain);
};
/**
 * Removes Google Analytics.
 *
 * @async
 * @private
 * @param {TrackingApiOptions} options - The API client's options
 * @return {Promise.<boolean>}
 */
// eslint-disable-next-line require-await


var removeGa = /*#__PURE__*/function () {
  var _ref2 = _rollupPluginBabelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2(options) {
    var _options$env, env;

    return regeneratorRuntime.wrap(function _callee2$(_context2) {
      while (1) {
        switch (_context2.prev = _context2.next) {
          case 0:
            _options$env = options.env, env = _options$env === void 0 ? {} : _options$env; // Reset GA

            window.ga = undefined;
            removeGaCookies(env.cookieDomain); // TODO: Check if there are additional opt-out measures that can be taken, eg: https://developers.google.com/analytics/devguides/collection/analyticsjs/user-opt-out

            return _context2.abrupt("return", true);

          case 4:
          case "end":
            return _context2.stop();
        }
      }
    }, _callee2);
  }));

  return function removeGa(_x) {
    return _ref2.apply(this, arguments);
  };
}();

exports.initGa = initGa;
exports.removeGa = removeGa;
exports.removeGaCookies = removeGaCookies;
//# sourceMappingURL=init.js.map