#include "messagespage.h"
#include "mainpage.h"

MessagesPage::MessagesPage(QGraphicsItem *parent) :
    ApplicationPage(parent)
{
    createContent();
}

void MessagesPage::createContent()
{
    MApplicationPage::createContent();

    setStyleName(inv("CommonApplicationPage", MainPage::invertedUi()));

    // Create list
    m_model = new FacebookObjectModel(this);

    m_messagesList = new MList(this);
    connect(m_messagesList, SIGNAL(itemClicked(QModelIndex)), this, SLOT(onMessageClicked(QModelIndex)));
    m_messagesList->setItemModel(m_model);
    m_messagesList->setCellCreator(new ListItemCreator);

    QGraphicsLinearLayout *mainLayout = new QGraphicsLinearLayout(Qt::Vertical, centralWidget());
    mainLayout->addItem(m_messagesList);

    // Create toolbar
    QString iconName = "icon-m-toolbar-refresh";
    if (MainPage::invertedUi())
        iconName.append("-white");
    MAction *refreshButton = new MAction(iconName, "", this);
    refreshButton->setLocation(MAction::ToolBarLocation);
    connect(refreshButton, SIGNAL(triggered()), this, SLOT(refresh()));
    addAction(refreshButton);

    refresh();
}

void MessagesPage::refresh()
{
    setProgressIndicatorVisible(true);
    m_messagesReply = FacebookSession::instance()->QFBInstance()->getConnections("me", "inbox");
    if (m_messagesReply)
        connect(m_messagesReply, SIGNAL(finished()), this, SLOT(onReplyReceived()));
}

void MessagesPage::onReplyReceived()
{
    setProgressIndicatorVisible(false);

    if (m_messagesReply->error() != QNetworkReply::NoError) {
        qDebug() << Q_FUNC_INFO << "Error loading messages!";
        qDebug() << m_messagesReply->data();
        m_messagesReply->deleteLater();
        return;
    }

    QVariant jsonData = m_messagesReply->data();
    m_messagesReply->deleteLater();
    QVariantList listData;
    listData = jsonData.toMap().value("data").toList();

    foreach(jsonData, listData) {
        QString id = jsonData.toMap().value("id").toString();

        QList<FacebookUser> to;
        QVariantList toList = jsonData.toMap().value("to").toMap().value("data").toList();
        foreach (QVariant toUser, toList) {
            if (toUser.toMap().value("id").toString() == FacebookSession::instance()->userId()) {
                continue;
            } else {
                FacebookUser user;
                user.name = toUser.toMap().value("name").toString();
                user.id = toUser.toMap().value("id").toString();
                to.append(user);
            }
        }

        int unreadCount = jsonData.toMap().value("unread").toInt();
        QVariantList messages = jsonData.toMap().value("comments").toMap().value("data").toList();
        QString latestMessage = messages.last().toMap().value("message").toString();
        QDateTime t = QDateTime::fromString(jsonData.toMap().value("updated_time").toString(), Qt::ISODate);

        FacebookObject *object = new FacebookObject(this, true);
        object->setName(to.first().name);
        object->setId(id);
        object->setImage(QUrl(QString("https://graph.facebook.com/%1/picture?type=normal&access_token=").arg(id) + FacebookSession::instance()->accessToken()));
        object->setTimestamp(t.toString("hh:mm"));
        m_model->appendObject(object);
    }
}

void MessagesPage::onMessageClicked(QModelIndex)
{

}