orchestra-music-score/src/helpers/loading.ts

import pMinDelay from 'p-min-delay'
const el = document.getElementById('loading')

export const close = async () => {
  // loading 最少等待300ms
  await pMinDelay(Promise.resolve(), 300)
  el?.classList.remove('show')
  // 同时关闭系统升级提示
  document.getElementById('update')?.classList.remove('show')
}

export const open = () => {
  el?.classList.add('show')
}