/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
#include <qservicemanager.h>
#include <HbInstance>
#include <QStringList>
#include <QCoreApplication>
#include <hbapplication.h>
#include "viewmanager.h"
#include "letterwidget.h"
#include <QGraphicsGridLayout>
#include <HbPushButton>
#include "afstorageglobals.h"

QTM_USE_NAMESPACE

viewmanager::viewmanager():
    HbMainWindow()
{
    mLw = new letterwidget;
    addView(mLw);
    
    QServiceManager serviceManager;
    mActivityStorage = serviceManager.loadInterface("com.nokia.qt.activities.Storage");
    if (!mActivityStorage) {
        qFatal("load Storage plugin failed");
    }

    mActivaction = serviceManager.loadInterface("com.nokia.qt.activities.Activation");
    if (!mActivaction) {
        qFatal("load Activation plugin failed");
    }
    
    qRegisterMetaType<Af::ActivationReason>("Af::ActivationReason");
    connect(mActivaction, SIGNAL(activated(Af::ActivationReason, QString, QVariantHash)), this, SLOT(loadActivityData(Af::ActivationReason, QString, QVariantHash)));
    
    
    //startup case    
    Af::ActivationReason reason;
    bool ok = QMetaObject::invokeMethod(mActivaction, "reason", Q_RETURN_ARG(Af::ActivationReason, reason));
    if (!ok) {
        qFatal("Get reason failed");
    }
    QString actName;
    QVariantHash parameters;
    if (reason == Af::ActivationReasonActivity) {
        ok = QMetaObject::invokeMethod(mActivaction, "name", Q_RETURN_ARG(QString, actName));
        if (!ok) {
            qFatal("Get name failed");
        }
        ok = QMetaObject::invokeMethod(mActivaction, "parameters", Q_RETURN_ARG(QVariantHash, parameters));    
        if (!ok) {
            qFatal("Get parameter failed");
        }
        
        QVariant data;
        ok = QMetaObject::invokeMethod(mActivityStorage, "activityData", Q_RETURN_ARG(QVariant, data), Q_ARG(QString, actName));
        if (!ok) {
            qFatal("Get data failed");
        }
        loadActivityData(data);
    }
    //startup case end
    
    connect(mLw, SIGNAL(save()), this, SLOT(save()));
    connect(mLw, SIGNAL(del()), this, SLOT(del()));
}

viewmanager::~viewmanager()
{
    delete mActivityStorage;
    delete mActivaction;
}

void viewmanager::save()
{
    mSaveVariant = mLw->state();

    HbMainWindow *mainWindow = hbInstance->allMainWindows().first();
    QPixmap screenshot = QPixmap::grabWidget(mainWindow, mainWindow->rect());
    QVariantHash metadata;
    metadata.insert(ActivityScreenshotKeyword, screenshot);

    bool ok, retok;
    ok = QMetaObject::invokeMethod(mActivityStorage, "saveActivity", Q_RETURN_ARG(bool, retok), Q_ARG(QString, mLw->state()), Q_ARG(QVariant, mSaveVariant), Q_ARG(QVariantHash, metadata));

    if (!ok || !retok) {
        qFatal("Save failed");
    }
}
void viewmanager::del()
{
    bool retok;
    bool ok = QMetaObject::invokeMethod(mActivityStorage, "removeActivity", Q_RETURN_ARG(bool, retok), Q_ARG(QString, mLw->state()));
    if (!ok) {
        qFatal("Remove failed");
    }
}
    
void viewmanager::loadActivityData(Af::ActivationReason reason, const QString &name, QVariantHash parameter)
{
    QVariant data;
    bool ok = QMetaObject::invokeMethod(mActivityStorage, "activityData", Q_RETURN_ARG(QVariant, data), Q_ARG(QString, name));
    if (!ok) {
        qFatal("Get data failed");
    }
    loadActivityData(data);
}

void viewmanager::loadActivityData(const QVariant &data)
{    
    QString statename = data.toString();
    mLw->setState(statename);
}