/*

 * 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 <hbaction.h>

#include <hbinstance.h>

#include <hbview.h>

#include <hblistview.h>

#include <hbdocumentloader.h>

#include <hsmenuservice.h>

#include <hsmenuitemmodel.h>

#include "hsappschecklist.h"

/*!

 \class HsAppsCheckList

 \brief Application Library State.

 State responsible for selecting a group of applications to be added to

 a collection.

 */

/*!

 \fn void commit(const QList<int> &appList);

 Signal emitted when applications are selected.

 \param appList application list.

 */

/*!

 Constructor

 \retval void

 */

HsAppsCheckList::HsAppsCheckList() :

    mView(0), mPreviousView(0), mActionConfirm(0), mListView(0), mModel(0),

    mSortAttribute(AscendingNameHsSortAttribute)

{

}

/*!

 Destructor

 */

HsAppsCheckList::~HsAppsCheckList()

{

    cleanUp();

}

/*!

 Cleans data

 \retval void

 */

void HsAppsCheckList::cleanUp()

{

    //clean up

    qDeleteAll(mLoadedObjects);

    mLoadedObjects.clear();

    mListView = NULL;

    mView = NULL;

    delete mActionConfirm;

    mActionConfirm = NULL;

    delete mModel;

    mModel = NULL;

    mSortAttribute = AscendingNameHsSortAttribute;

}

/*!

 Sets sort order for applications.

 \param sortAttribute sort order.

 */

void HsAppsCheckList::setSortOrder(HsSortAttribute sortOrder)

{

    mSortAttribute = sortOrder;

}

/*!

 Shows check box list with all application.

 \param sortAttribute order to sort applications.

 */

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

void HsAppsCheckList::showAppsCheckboxList(HsSortAttribute sortOrder)

{

    HSMENUTEST_FUNC_ENTRY("HsAppsCheckList::showAppsCheckboxList");

    if (!mModel) {

        mModel = HsMenuService::getAllApplicationsModel(sortOrder);

    }

    // fills model with data

    // constucts controls such as checklist

    constructControls();

    // Add mListView to main window

    HbMainWindow *hbMainWindow = mainWindow();

    // add confirm action

    mView->setNavigationAction(mActionConfirm);

    hbMainWindow->addView(mView);

    // record the current view in order to activate it once done

    mPreviousView = hbMainWindow->currentView();

    hbMainWindow->setCurrentView(mView);

    hbMainWindow->show();

    HSMENUTEST_FUNC_EXIT("HsAppsCheckList::showAppsCheckboxList");

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

void HsAppsCheckList::constructControls()

{

    HSMENUTEST_FUNC_ENTRY("HsAppsCheckList::constructControls");

    if (!mActionConfirm) {

        mActionConfirm = new HbAction(Hb::ConfirmNaviAction, mView);

        connect(mActionConfirm, SIGNAL(triggered()),SLOT(selectApplicationsDone()));

    }

    if (!mView) { // it implies that mListView is NULL as well

        bool loadStatusOk = false;

        HbDocumentLoader loader;

        mLoadedObjects = loader.load(HS_APP_CHECK_LIST_LAYOUT, &loadStatusOk);

        Q_ASSERT_X(loadStatusOk,

                    HS_APP_CHECK_LIST_LAYOUT,

                   "Error while loading docml file.");

        static const QString VIEW_WIDGET_NAME("view");

        mView = qobject_cast<HbView *> (loader.findWidget(VIEW_WIDGET_NAME));

        mView->setParent(this);

        static const QString LIST_VIEW_WIDGET_NAME("listView");

        mListView = qobject_cast<HbListView *> (loader.findWidget(

                LIST_VIEW_WIDGET_NAME));

        mListView->setModel(mModel);

    }

    HSMENUTEST_FUNC_EXIT("HsAppsCheckList::constructControls");

}

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

void HsAppsCheckList::selectApplicationsDone()

{

    HSMENUTEST_FUNC_ENTRY("HsAppsCheckList::selectApplicationsDone");

    // Remove mListView from main window and restore previous view.

    HbMainWindow *hbMainWindow = mainWindow();

    hbMainWindow->setCurrentView(mPreviousView);

    hbMainWindow->removeView(mView);

    QItemSelectionModel *itemSelectionModel = mListView->selectionModel();

    QList<int> itemsList;

    if (itemSelectionModel) {

        QModelIndexList modelIndexList =

            itemSelectionModel->selectedIndexes();

        itemsList = getSortedItemsList(modelIndexList);

    }

    emit commit(itemsList);

    HSMENUTEST_FUNC_EXIT("HsAppsCheckList::selectApplicationsDone");

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

QList<int> HsAppsCheckList::getSortedItemsList(

    const QModelIndexList &modelIndexList)

{

    QMap<QString, int> itemsMap;

    foreach(QModelIndex index, modelIndexList) {

        int itemId = index.data(CaItemModel::IdRole).toInt();

        QString itemName(index.data(Qt::DisplayRole).toString());

        if (itemName.isNull()) {

            itemName

            = index.data(Qt::DisplayRole).toList()[0].toString();

        }

        itemsMap.insertMulti(itemName.toLower(), itemId);

    }

    QList<int> list = itemsMap.values();

    if (mSortAttribute == DescendingNameHsSortAttribute) {

        QList<int> reversedList;

        int count = list.count();

        for (int i = 0; i < count; i++) {

            reversedList.append(list.takeLast());

        }

        list = reversedList;

    }

    return list;

}

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

#ifdef COVERAGE_MEASUREMENT

#pragma CTC SKIP

#endif //COVERAGE_MEASUREMENT

HbMainWindow *HsAppsCheckList::mainWindow() const

{

    return HbInstance::instance()->allMainWindows().value(0);

}

#ifdef COVERAGE_MEASUREMENT

#pragma CTC ENDSKIP

#endif //COVERAGE_MEASUREMENT