package de.vanitasvitae.sync_client;

import java.io.File;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.HashSet;
import java.util.Set;

import org.jivesoftware.smack.SmackException;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.roster.Roster;
import org.jivesoftware.smack.roster.SubscribeListener;
import org.jivesoftware.smack.tcp.XMPPTCPConnection;
import org.jivesoftware.smackx.jingle.transport.jingle_ibb.JingleIBBTransport;
import org.jivesoftware.smackx.jingle.transport.jingle_ibb.JingleIBBTransportManager;
import org.jivesoftware.smackx.jingle.transport.jingle_s5b.JingleS5BTransportManager;

import org.jxmpp.jid.FullJid;
import org.jxmpp.stringprep.XmppStringprepException;

public class Client {

    protected final XMPPConnection connection;
    protected final Path root;
    protected final Set<FullJid> remotes = new HashSet<>();

    public Client(String username, String password, String directory) throws XmppStringprepException {
        File dir = new File(directory);
        if (!dir.exists()) {
            throw new IllegalArgumentException("Directory " + directory + " does not exist!");
        }

        root = Paths.get(directory);
        connection = new XMPPTCPConnection(username, password);
        Roster.getInstanceFor(connection).addSubscribeListener((from, subscribeRequest) -> SubscribeListener.SubscribeAnswer.Approve);
        JingleS5BTransportManager.getInstanceFor(connection);
        JingleIBBTransportManager.getInstanceFor(connection);
    }

    public void login() throws InterruptedException, IOException, SmackException, XMPPException {
        ((XMPPTCPConnection) connection).connect().login();
    }

    public void addRemote(FullJid remote) {
        remotes.add(remote);
    }
}