react-ab-test/lib/helpers/segment.js

A/B testing React components and debug tools. Isomorphic with a simple, universal interface. Well documented and lightweight. Tested in popular browsers and Node.js. Includes helpers for Mixpanel and Segment.com.

"use strict";

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

var _emitter = require("../emitter");

var _emitter2 = _interopRequireDefault(_emitter);

var _ExecutionEnvironment = require("fbjs/lib/ExecutionEnvironment");

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

var playSubscription = void 0,
    winSubscription = void 0;

exports.default = {
  enable: function enable() {
    if (_ExecutionEnvironment.canUseDOM) {
      if (typeof analytics === "undefined") {
        var error = new Error("React A/B Test Segment Helper: 'analytics' global is not defined.");
        error.type = "PUSHTELL_HELPER_MISSING_GLOBAL";
        throw error;
      }
      playSubscription = _emitter2.default.addPlayListener(function (experimentName, variantName) {
        analytics.track("Experiment Viewed", {
          "experimentName": experimentName,
          "variationName": variantName
        }, function () {
          _emitter2.default.emit("segment-play", experimentName, variantName);
        });
      });
      winSubscription = _emitter2.default.addWinListener(function (experimentName, variantName) {
        analytics.track("Experiment Won", {
          "experimentName": experimentName,
          "variationName": variantName
        }, function () {
          _emitter2.default.emit("segment-win", experimentName, variantName);
        });
      });
    }
  },
  disable: function disable() {
    if (_ExecutionEnvironment.canUseDOM) {
      if (!playSubscription || !winSubscription) {
        var error = new Error("React A/B Test Segment Helper: Helper was not enabled.");
        error.type = "PUSHTELL_HELPER_INVALID_DISABLE";
        throw error;
      }
      playSubscription.remove();
      winSubscription.remove();
    }
  }
};
module.exports = exports['default'];