@revolut/checkout/esm/upsellLoader.js

RevolutCheckout.js as npm module

import { MODE, URLS } from './constants';
import { getVersionedUrl, loadScript } from './utils';
import { RevolutPaymentsVersionLoader } from './versionLoader';
var loadedUpsellInstance = null;
export function RevolutUpsellLoader(token, mode, locale) {
    if (mode === void 0) { mode = RevolutUpsellLoader.mode; }
    if (loadedUpsellInstance) {
        var instance = loadedUpsellInstance({ publicToken: token, locale: locale });
        return Promise.resolve(instance);
    }
    return RevolutPaymentsVersionLoader(mode)
        .then(function (version) { return loadRevolutUpsell(version, mode); })
        .then(function (revolutUpsell) { return revolutUpsell({ publicToken: token, locale: locale }); });
}
function loadRevolutUpsell(version, mode) {
    return loadScript({
        src: getVersionedUrl(URLS[mode].upsell, version),
        id: 'revolut-upsell',
        name: 'RevolutUpsell',
    }).then(function () {
        if (loadedUpsellInstance) {
            return loadedUpsellInstance;
        }
        else if (typeof RevolutUpsell === 'function') {
            loadedUpsellInstance = RevolutUpsell;
            delete window.RevolutUpsell;
            return loadedUpsellInstance;
        }
        else {
            throw new Error("'RevolutUpsell' failed to load: RevolutUpsell is not a function");
        }
    });
}
RevolutUpsellLoader.mode = MODE.PRODUCTION;