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import { navigator, window } from './utils/globals'; import { WEB_EXPERIMENTS } from './constants'; import { isNullish, isString } from './utils/type-utils'; import { getQueryParam } from './utils/request-utils'; import { isMatchingRegex } from './utils/regex-utils'; import { logger } from './utils/logger'; import { Info } from './utils/event-utils'; import { isLikelyBot } from './utils/blocked-uas'; export var webExperimentUrlValidationMap = { icontains: function (conditionsUrl, location) { return !!window && location.href.toLowerCase().indexOf(conditionsUrl.toLowerCase()) > -1; }, not_icontains: function (conditionsUrl, location) { return !!window && location.href.toLowerCase().indexOf(conditionsUrl.toLowerCase()) === -1; }, regex: function (conditionsUrl, location) { return !!window && isMatchingRegex(location.href, conditionsUrl); }, not_regex: function (conditionsUrl, location) { return !!window && !isMatchingRegex(location.href, conditionsUrl); }, exact: function (conditionsUrl, location) { return location.href === conditionsUrl; }, is_not: function (conditionsUrl, location) { return location.href !== conditionsUrl; }, }; var WebExperiments = /** @class */ (function () { function WebExperiments(instance) { var _this = this; this.instance = instance; this.getWebExperimentsAndEvaluateDisplayLogic = function (forceReload) { if (forceReload === void 0) { forceReload = false; } _this.getWebExperiments(function (webExperiments) { WebExperiments.logInfo("retrieved web experiments from the server"); _this._flagToExperiments = new Map(); webExperiments.forEach(function (webExperiment) { var _a; if (webExperiment.feature_flag_key) { if (_this._flagToExperiments) { WebExperiments.logInfo("setting flag key ", webExperiment.feature_flag_key, " to web experiment ", webExperiment); (_a = _this._flagToExperiments) === null || _a === void 0 ? void 0 : _a.set(webExperiment.feature_flag_key, webExperiment); } var selectedVariant = _this.instance.getFeatureFlag(webExperiment.feature_flag_key); if (isString(selectedVariant) && webExperiment.variants[selectedVariant]) { _this.applyTransforms(webExperiment.name, selectedVariant, webExperiment.variants[selectedVariant].transforms); } } else if (webExperiment.variants) { for (var variant in webExperiment.variants) { var testVariant = webExperiment.variants[variant]; var matchTest = WebExperiments.matchesTestVariant(testVariant); if (matchTest) { _this.applyTransforms(webExperiment.name, variant, testVariant.transforms); } } } }); }, forceReload); }; this.instance.onFeatureFlags(function (flags) { _this.onFeatureFlags(flags); }); } WebExperiments.prototype.onFeatureFlags = function (flags) { var _this = this; if (this._is_bot()) { WebExperiments.logInfo('Refusing to render web experiment since the viewer is a likely bot'); return; } if (this.instance.config.disable_web_experiments) { return; } if (isNullish(this._flagToExperiments)) { // Indicates first load so we trigger the loaders this._flagToExperiments = new Map(); this.loadIfEnabled(); this.previewWebExperiment(); return; } WebExperiments.logInfo('applying feature flags', flags); flags.forEach(function (flag) { var _a, _b; if (_this._flagToExperiments && ((_a = _this._flagToExperiments) === null || _a === void 0 ? void 0 : _a.has(flag))) { var selectedVariant = _this.instance.getFeatureFlag(flag); var webExperiment = (_b = _this._flagToExperiments) === null || _b === void 0 ? void 0 : _b.get(flag); if (selectedVariant && (webExperiment === null || webExperiment === void 0 ? void 0 : webExperiment.variants[selectedVariant])) { _this.applyTransforms(webExperiment.name, selectedVariant, webExperiment.variants[selectedVariant].transforms); } } }); }; WebExperiments.prototype.previewWebExperiment = function () { var _this = this; var location = WebExperiments.getWindowLocation(); if (location === null || location === void 0 ? void 0 : location.search) { var experimentID_1 = getQueryParam(location === null || location === void 0 ? void 0 : location.search, '__experiment_id'); var variant_1 = getQueryParam(location === null || location === void 0 ? void 0 : location.search, '__experiment_variant'); if (experimentID_1 && variant_1) { WebExperiments.logInfo("previewing web experiments ".concat(experimentID_1, " && ").concat(variant_1)); this.getWebExperiments(function (webExperiments) { _this.showPreviewWebExperiment(parseInt(experimentID_1), variant_1, webExperiments); }, false, true); } } }; WebExperiments.prototype.loadIfEnabled = function () { if (this.instance.config.disable_web_experiments) { return; } this.getWebExperimentsAndEvaluateDisplayLogic(); }; WebExperiments.prototype.getWebExperiments = function (callback, forceReload, previewing) { if (this.instance.config.disable_web_experiments && !previewing) { return callback([]); } var existingWebExperiments = this.instance.get_property(WEB_EXPERIMENTS); if (existingWebExperiments && !forceReload) { return callback(existingWebExperiments); } this.instance._send_request({ url: this.instance.requestRouter.endpointFor('api', "/api/web_experiments/?token=".concat(this.instance.config.token)), method: 'GET', callback: function (response) { if (response.statusCode !== 200 || !response.json) { return callback([]); } var webExperiments = response.json.experiments || []; return callback(webExperiments); }, }); }; WebExperiments.prototype.showPreviewWebExperiment = function (experimentID, variant, webExperiments) { var previewExperiments = webExperiments.filter(function (exp) { return exp.id === experimentID; }); if (previewExperiments && previewExperiments.length > 0) { WebExperiments.logInfo("Previewing web experiment [".concat(previewExperiments[0].name, "] with variant [").concat(variant, "]")); this.applyTransforms(previewExperiments[0].name, variant, previewExperiments[0].variants[variant].transforms); } }; WebExperiments.matchesTestVariant = function (testVariant) { if (isNullish(testVariant.conditions)) { return false; } return WebExperiments.matchUrlConditions(testVariant) && WebExperiments.matchUTMConditions(testVariant); }; WebExperiments.matchUrlConditions = function (testVariant) { var _a, _b, _c, _d; if (isNullish(testVariant.conditions) || isNullish((_a = testVariant.conditions) === null || _a === void 0 ? void 0 : _a.url)) { return true; } var location = WebExperiments.getWindowLocation(); if (location) { var urlCheck = ((_b = testVariant.conditions) === null || _b === void 0 ? void 0 : _b.url) ? webExperimentUrlValidationMap[(_d = (_c = testVariant.conditions) === null || _c === void 0 ? void 0 : _c.urlMatchType) !== null && _d !== void 0 ? _d : 'icontains'](testVariant.conditions.url, location) : true; return urlCheck; } return false; }; WebExperiments.getWindowLocation = function () { return window === null || window === void 0 ? void 0 : window.location; }; WebExperiments.matchUTMConditions = function (testVariant) { var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r, _s; if (isNullish(testVariant.conditions) || isNullish((_a = testVariant.conditions) === null || _a === void 0 ? void 0 : _a.utm)) { return true; } var campaignParams = Info.campaignParams(); if (campaignParams['utm_source']) { // eslint-disable-next-line compat/compat var utmCampaignMatched = ((_c = (_b = testVariant.conditions) === null || _b === void 0 ? void 0 : _b.utm) === null || _c === void 0 ? void 0 : _c.utm_campaign) ? ((_e = (_d = testVariant.conditions) === null || _d === void 0 ? void 0 : _d.utm) === null || _e === void 0 ? void 0 : _e.utm_campaign) == campaignParams['utm_campaign'] : true; var utmSourceMatched = ((_g = (_f = testVariant.conditions) === null || _f === void 0 ? void 0 : _f.utm) === null || _g === void 0 ? void 0 : _g.utm_source) ? ((_j = (_h = testVariant.conditions) === null || _h === void 0 ? void 0 : _h.utm) === null || _j === void 0 ? void 0 : _j.utm_source) == campaignParams['utm_source'] : true; var utmMediumMatched = ((_l = (_k = testVariant.conditions) === null || _k === void 0 ? void 0 : _k.utm) === null || _l === void 0 ? void 0 : _l.utm_medium) ? ((_o = (_m = testVariant.conditions) === null || _m === void 0 ? void 0 : _m.utm) === null || _o === void 0 ? void 0 : _o.utm_medium) == campaignParams['utm_medium'] : true; var utmTermMatched = ((_q = (_p = testVariant.conditions) === null || _p === void 0 ? void 0 : _p.utm) === null || _q === void 0 ? void 0 : _q.utm_term) ? ((_s = (_r = testVariant.conditions) === null || _r === void 0 ? void 0 : _r.utm) === null || _s === void 0 ? void 0 : _s.utm_term) == campaignParams['utm_term'] : true; return utmCampaignMatched && utmMediumMatched && utmTermMatched && utmSourceMatched; } return false; }; WebExperiments.logInfo = function (msg) { var args = []; for (var _i = 1; _i < arguments.length; _i++) { args[_i - 1] = arguments[_i]; } logger.info("[WebExperiments] ".concat(msg), args); }; WebExperiments.prototype.applyTransforms = function (experiment, variant, transforms) { if (this._is_bot()) { WebExperiments.logInfo('Refusing to render web experiment since the viewer is a likely bot'); return; } if (variant === 'control') { WebExperiments.logInfo('Control variants leave the page unmodified.'); return; } transforms.forEach(function (transform) { if (transform.selector) { WebExperiments.logInfo("applying transform of variant ".concat(variant, " for experiment ").concat(experiment, " "), transform); // eslint-disable-next-line no-restricted-globals var elements = document === null || document === void 0 ? void 0 : document.querySelectorAll(transform.selector); elements === null || elements === void 0 ? void 0 : elements.forEach(function (element) { var htmlElement = element; if (transform.html) { htmlElement.innerHTML = transform.html; } if (transform.css) { htmlElement.setAttribute('style', transform.css); } }); } }); }; WebExperiments.prototype._is_bot = function () { if (navigator && this.instance) { return isLikelyBot(navigator, this.instance.config.custom_blocked_useragents); } else { return undefined; } }; return WebExperiments; }()); export { WebExperiments }; //# sourceMappingURL=web-experiments.js.map