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// This file only applies to use of experiments through https://gitlab.com/gitlab-org/gitlab-experiment
import { get, pick } from 'lodash';
import { DEFAULT_VARIANT, CANDIDATE_VARIANT, TRACKING_CONTEXT_SCHEMA } from './constants';
function getExperimentsData() {
return get(window, ['gon', 'experiment'], {});
}
function convertExperimentDataToExperimentContext(experimentData) {
return { schema: TRACKING_CONTEXT_SCHEMA, data: experimentData };
}
export function getExperimentData(experimentName) {
return getExperimentsData()[experimentName];
}
export function getExperimentContexts(...experimentNames) {
return Object.values(pick(getExperimentsData(), experimentNames)).map(
convertExperimentDataToExperimentContext,
);
}
export function getAllExperimentContexts() {
return Object.values(getExperimentsData()).map(convertExperimentDataToExperimentContext);
}
export function isExperimentVariant(experimentName, variantName) {
return getExperimentData(experimentName)?.variant === variantName;
}
export function getExperimentVariant(experimentName) {
return getExperimentData(experimentName)?.variant || DEFAULT_VARIANT;
}
export function experiment(experimentName, variants) {
const variant = getExperimentVariant(experimentName);
switch (variant) {
case DEFAULT_VARIANT:
return variants.use.call();
case CANDIDATE_VARIANT:
return variants.try.call();
default:
return variants[variant].call();
}
}
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