@jetshop/core/experiments/ExperimentsProvider.js

import React, { createContext, useMemo, useEffect } from 'react';
import { useCookies } from 'react-cookie';
import { useTracker } from '../analytics/Analytics';
import { trackExperimentEvent } from '../analytics/tracking';
export const ExperimentsContext = createContext(null);
const ExperimentsProvider = ({ children }) => {
    const [cookies] = useCookies(['optimizeExperiment']);
    const value = useMemo(() => {
        if (!cookies.optimizeExperiment) {
            return {
                experiment: null,
                variant: null
            };
        }
        const [experiment, variant] = cookies.optimizeExperiment.split('.');
        return {
            experiment,
            variant: parseInt(variant, 10)
        };
    }, [cookies]);
    const track = useTracker();
    useEffect(() => track(trackExperimentEvent({
        id: value.experiment,
        variant: value.variant
    })), [value, track]);
    return (React.createElement(ExperimentsContext.Provider, { value: value }, children));
};
export default ExperimentsProvider;
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