import { Template } from 'meteor/templating'; Template.viewerSection.events({ 'transitionend .sidebarMenu'(event) { if (!event.target.classList.contains('sidebarMenu')) { return; } window.ResizeViewportManager.handleResize(); } }); Template.viewerSection.helpers({ leftSidebarOpen() { return Template.instance().data.state.get('leftSidebar'); }, rightSidebarOpen() { return Template.instance().data.state.get('rightSidebar'); }, timepointBrowserData() { const instance = Template.instance(); const { timepointApi } = instance.data; const timepoints = timepointApi.all(); return { timepointApi, timepoints }; } });