export default async function() {
  const { store, redirect } = this.context
  if (!store.state.engine.user) {
    if (!await this.fetchUserInfo()) {
      redirect('/')
    }
  }
  if (this.isActive) {
    console.warn('attempt to start already running engine!')
    return
  }

  this.isActive = true
  this.fetchUpdate()
  console.debug('engine started')
}