package de.thedevstack.conversationsplus.ui.listeners;

import android.support.v4.widget.SwipeRefreshLayout;
import android.util.Log;
import android.widget.ListView;

import java.util.List;

import de.thedevstack.conversationsplus.Config;
import de.thedevstack.conversationsplus.entities.Message;
import de.thedevstack.conversationsplus.ui.ConversationActivity;
import de.thedevstack.conversationsplus.ui.ConversationFragment;
import de.thedevstack.conversationsplus.ui.adapter.MessageAdapter;

/**
 * This listener starts loading messages from the server.
 */
public class ConversationSwipeRefreshListener implements SwipeRefreshLayout.OnRefreshListener {
    private List<Message> messageList;
    private ConversationFragment fragment;
    private ConversationMoreMessagesLoadedListener listener;

    public ConversationSwipeRefreshListener(List<Message> messageList, SwipeRefreshLayout swipeLayout, ConversationFragment fragment, ListView messagesView, MessageAdapter messageListAdapter) {
        this.messageList = messageList;
        this.fragment = fragment;
        this.listener = new ConversationMoreMessagesLoadedListener(swipeLayout, messageList, fragment, messagesView, messageListAdapter);
    }

    @Override
    public void onRefresh() {
        Log.d(Config.LOGTAG, "Refresh swipe container");
        synchronized (this.messageList) {
            long timestamp;
            if (messageList.isEmpty()) {
                timestamp = System.currentTimeMillis();
            } else {
                timestamp = this.messageList.get(0).getTimeSent(); // works only because of the ordering (last msg = first msg in list)
            }
            ConversationActivity activity = (ConversationActivity) fragment.getActivity();
            activity.xmppConnectionService.loadMoreMessages(activity.getSelectedConversation(), timestamp, this.listener);
        }
        Log.d(Config.LOGTAG, "End Refresh swipe container");
    }
}