"use strict";

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

exports.default = function (engine, ms) {
    var lastTimeout = undefined;
    var lastReject = undefined;

    return {
        load: function load() {
            return engine.load();
        },
        save: function save(state) {
            clearTimeout(lastTimeout);
            if (lastReject) {
                lastReject();
                lastReject = null;
            }

            return new Promise(function (resolve, reject) {
                lastReject = reject;
                lastTimeout = setTimeout(function () {
                    lastReject = null;
                    engine.save(state).then(resolve)["catch"](reject);
                }, ms);
            });
        }
    };
};
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