(function (api) {
    "use strict";

    if (!api.partialRefresh) {
        api.partialRefresh = {};
    }

    api.partialRefresh = {
        partialRefreshCache: []
    };

    /**
     * Add partial setting
     *
     * @param object
     */
    api.partialRefresh.bindSetting = function (object) {
        var partial = new api.selectiveRefresh.Partial(
            object.id,
            object.param
        );
        api.selectiveRefresh.partial.add(partial);
    };

    /**
     * Bind Setting for partial refresh
     */
    api.partialRefresh.initialize = function () {
        api.preview.bind('register-partial-refresh', function (object) {
            api.partialRefresh.bindSetting(object);
        });

        api.preview.bind('register-all-partial-refresh', function (objects) {
            _.each(objects, function (object) {
                api.partialRefresh.bindSetting(object);
            });
        });
    };

    /**
     * Initialize partial refresh
     */
    api.bind('preview-ready', function () {
        api.partialRefresh.initialize();
    });

})(wp.customize);