export function registerToCalendars(
  socket: WebSocket,
  calendarURIList: string[]
): void {
  if (socket.readyState !== WebSocket.OPEN) {
    throw new Error('Cannot register: WebSocket is not open')
  }

  socket.send(
    JSON.stringify({
      register: calendarURIList
    })
  )

  console.info('Registered to calendars', calendarURIList)
}