'use strict';

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

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

var ActionTypes = exports.ActionTypes = {
  CHOOSE_EXPERIMENT: '@doodle/ab/CHOOSE_EXPERIMENT',
  OPTIMIZE_ACTIVATE: '@doodle/ab/OPTIMIZE_ACTIVATE',
  OPTIMIZE_STATUS_PENDING: '@doodle/ab/OPTIMIZE_STATUS_PENDING',
  OPTIMIZE_STATUS_LOADED: '@doodle/ab/OPTIMIZE_STATUS_LOADED',
  VARIANT_MOUNTED: '@doodle/ab/VARIANT_MOUNTED',
  VARIANT_DISMOUNTED: '@doodle/ab/VARIANT_DISMOUNTED'
};

var setOptimizeStatus = exports.setOptimizeStatus = function setOptimizeStatus(type) {
  return { type: type };
};

var chooseExperiment = exports.chooseExperiment = function chooseExperiment(experiment) {
  return {
    type: ActionTypes.CHOOSE_EXPERIMENT,
    payload: experiment
  };
};

var optimizeActivate = exports.optimizeActivate = function optimizeActivate() {
  return {
    type: ActionTypes.OPTIMIZE_ACTIVATE
  };
};

/**
 * Should be dispatched when a variation of an experiment is actually mounted.
 */
var variantMounted = function variantMounted(experimentName, experimentVariant) {
  return {
    type: ActionTypes.VARIANT_MOUNTED,
    payload: {
      experimentName: experimentName,
      experimentVariant: experimentVariant
    }
  };
};

/**
 * Should be dispatched when a variation of an experiment is actually dismounted.
 */
var variantDismounted = function variantDismounted(experimentName) {
  return {
    type: ActionTypes.VARIANT_DISMOUNTED,
    payload: experimentName
  };
};

function mountVariant(dispatch, experimentName) {
  return function (variant) {
    // Add experiment to the window, so Optimize itself might decide
    // if a specific experiment should be run
    var activeExperiments = window.doodleABTest && window.doodleABTest.activeExperiments || '';
    // Don't use replace, since an experiment name might be a substring of another one
    var newActiveExperiments = [].concat(_toConsumableArray(activeExperiments.split('|').filter(function (e) {
      return e !== experimentName;
    })), [experimentName]).join('|');
    if (!window.doodleABTest) {
      window.doodleABTest = {};
    }
    window.doodleABTest.activeExperiments = newActiveExperiments;

    // Also store the mounted experiments to the store
    dispatch(variantMounted(experimentName, variant));
  };
}

function unmountVariant(dispatch, experimentName) {
  var activeExperiments = window.doodleABTest && window.doodleABTest.activeExperiments || '';

  // Filter out the unmounted variant from active experiments
  var newActiveExperiments = activeExperiments.split('|').filter(function (e) {
    return e !== experimentName;
  }).join('|');
  if (!window.doodleABTest) {
    window.doodleABTest = {};
  }
  window.doodleABTest.activeExperiments = newActiveExperiments;

  // Updated the mounted actions in the store
  dispatch(variantDismounted(experimentName));
}