export default (
  peerConnection: PeerConnection,
  payload: { users: PartnerPeerUser[] }
) => {
  const filteredPartner = payload.users.filter((user: PartnerPeerUser) => {
    return peerConnection.user.publicKey !== user.publicKey;
  });

  if (filteredPartner[0] === undefined) return;

  [peerConnection.partner] = filteredPartner;

  // TODO: ADD_USER is actually not used, so will remove this code from host and client, this is no use...
  peerConnection.sendEncryptedMessage({
    type: 'ADD_USER',
    payload: {
      username: peerConnection.user.username,
      publicKey: peerConnection.user.publicKey,
      isOwner: true,
      id: peerConnection.user.username,
    },
  });

  if (peerConnection.partner.publicKey !== '') {
    // peerConnection.socket.emit('TOGGLE_LOCK_ROOM', null, () => {});
    // peerConnection.isSocketRoomLocked = true;
    peerConnection.toggleLockRoom(true);
    peerConnection.emitUserEnter();
  }
};