const ROOM_NAME_SANITIZER = /[^\w.-]+/g;

export function sanitizeAttachmentRoomName(roomName: string): string {
  const sanitizedRoomName = roomName.trim().replace(ROOM_NAME_SANITIZER, '_');

  return sanitizedRoomName || 'room';
}

export function resolveAttachmentStorageBucket(mime: string): 'video' | 'audio' | 'image' | 'files' {
  if (mime.startsWith('video/')) {
    return 'video';
  }

  if (mime.startsWith('audio/')) {
    return 'audio';
  }

  if (mime.startsWith('image/')) {
    return 'image';
  }

  return 'files';
}