import Spin from './spin.js'; let spinInstance; function getSpinInstance (render = undefined) { spinInstance = spinInstance || Spin.newInstance({ render: render }); return spinInstance; } function loading (options) { const render = ('render' in options) ? options.render : undefined; let instance = getSpinInstance(render); instance.show(options); } Spin.show = function (props = {}) { return loading(props); }; Spin.hide = function () { if (!spinInstance) return false; const instance = getSpinInstance(); instance.remove(() => { spinInstance = null; }); }; export default Spin;