zulip/static/js/settings_lab.js

var settings_lab = (function () {

var exports = {};

exports.set_up = function () {
    $("#ui-settings-status").hide();

    $("#ui-settings").on("click", "input[name='change_settings']", function (e) {
        e.preventDefault();
        var labs_updates = {};
        _.each(["autoscroll_forever", "default_desktop_notifications"],
            function (setting) {
                labs_updates[setting] = $("#" + setting).is(":checked");
        });

        channel.patch({
            url: '/json/settings/ui',
            data: labs_updates,
            success: function (resp, statusText, xhr) {
                var message = i18n.t("Updated settings!  You will need to reload for these changes to take effect.", page_params);
                var result = JSON.parse(xhr.responseText);
                var ui_settings_status = $('#ui-settings-status').expectOne();

                if (result.autoscroll_forever !== undefined) {
                    page_params.autoscroll_forever = result.autoscroll_forever;
                    resize.resize_page_components();
                }

                ui_report.success(message, ui_settings_status);
            },
            error: function (xhr) {
                ui_report.error(i18n.t("Error changing settings"), xhr, $('#ui-settings-status').expectOne());
            },
        });
    });

};

return exports;
}());

if (typeof module !== 'undefined') {
    module.exports = settings_lab;
}