src/main/java/de/thedevstack/conversationsplus/services/muc/listener/ConferenceServiceDiscoveryReceived.java


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package de.thedevstack.conversationsplus.services.muc.listener;

import android.util.Log;

import java.util.ArrayList;

import de.thedevstack.conversationsplus.Config;
import de.thedevstack.conversationsplus.entities.Account;
import de.thedevstack.conversationsplus.entities.Conversation;
import de.thedevstack.conversationsplus.services.XmppConnectionService;
import de.thedevstack.conversationsplus.services.muc.OnConferenceConfigurationFetched;
import de.thedevstack.conversationsplus.utils.UiUpdateHelper;
import de.thedevstack.conversationsplus.xml.Element;
import de.thedevstack.conversationsplus.xmpp.OnIqPacketReceived;
import de.thedevstack.conversationsplus.xmpp.disco.ServiceDiscovery;
import de.thedevstack.conversationsplus.xmpp.forms.Data;
import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;

/**
 */
public class ConferenceServiceDiscoveryReceived implements OnIqPacketReceived {
    private Conversation conversation;
    private OnConferenceConfigurationFetched callback;

    public ConferenceServiceDiscoveryReceived(Conversation conversation, OnConferenceConfigurationFetched callback) {
        this.conversation = conversation;
        this.callback = callback;
    }

    @Override
    public void onIqPacketReceived(Account account, IqPacket packet) {
        Element query = packet.findChild(ServiceDiscovery.ELEMENT, ServiceDiscovery.NAMESPACE);
        if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
            ArrayList<String> features = new ArrayList<>();
            for (Element child : query.getChildren()) {
                if (child != null && child.getName().equals("feature")) {
                    String var = child.getAttribute("var");
                    if (var != null) {
                        features.add(var);
                    }
                }
            }
            Element form = query.findChild("x", "jabber:x:data");
            if (form != null) {
                conversation.getMucOptions().updateFormData(Data.parse(form));
            }
            conversation.getMucOptions().updateFeatures(features);
            if (callback != null) {
                callback.onConferenceConfigurationFetched(conversation);
            }
            Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": fetched muc configuration for " + conversation.getJid().toBareJid() + " - " + features.toString());
            UiUpdateHelper.updateConversationUi();
        } else if (packet.getType() == IqPacket.TYPE.ERROR) {
            if (callback != null) {
                callback.onFetchFailed(conversation, packet.getError());
            }
        }
    }
}