import { Template } from 'meteor/templating'; Template.radialProgressBar.helpers({ progressComplete() { const instance = Template.instance(); return instance.data.progressPercent === 100; }, progressRadius() { const instance = Template.instance(); const radius = 11 * 2 * Math.PI; const percentLeft = (100 - instance.data.progressPercent) / 100; return percentLeft * radius; } });