/*

* 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 "cnthistoryview.h"

#include <hblistview.h>

#include <hbgroupbox.h>

#include <hbdocumentloader.h>

#include <hbmenu.h>

#include <hbview.h>

#include <hbmessagebox.h>

#include <hbaction.h>

#include <xqservicerequest.h>

#include <cnthistorymodel.h>

#include "cnthistoryviewitem.h"

#include "qtpbkglobal.h"

const char *CNT_HISTORYVIEW_XML = ":/xml/contacts_history.docml";

/*!

Constructor, initialize member variables.

*/

CntHistoryView::CntHistoryView() : 

    mHistoryListView(NULL),

    mHistoryModel(NULL),

    mDocumentLoader(NULL),

    mViewMgr(NULL),

    mContact(NULL)

{

    bool ok = false;

    docLoader()->load(CNT_HISTORYVIEW_XML, &ok);

    if (ok)

    {

        mView = static_cast<HbView*>(docLoader()->findWidget(QString("view")));

        // Create a back key action an set it as the default navigation

        // action once the back key is pressed

        mBackKey = new HbAction(Hb::BackNaviAction, mView);

        mView->setNavigationAction(mBackKey);        

        connect(mBackKey, SIGNAL(triggered()), this, SLOT(showPreviousView()));

    }

    else

    {

        qFatal("Unable to read :/xml/contacts_history.docml");

    }

}

/*!

Destructor

*/

CntHistoryView::~CntHistoryView()

{

    if (mDocumentLoader) {

        delete mDocumentLoader;

        mDocumentLoader = NULL;

    }

    if (mHistoryModel) {

        delete mHistoryModel;

        mHistoryModel = NULL;

    }

    if (mContact) {

        delete mContact;

        mContact = NULL;

    }

}

/*!

 * Deactivate the view

 */

void CntHistoryView::deactivate()

{

}

/**

 * Activate the view

 */

void CntHistoryView::activate( CntAbstractViewManager* aMgr, const CntViewParameters aArgs )

{

    mViewMgr = aMgr;

    mContact = new QContact(aArgs.value(ESelectedContact).value<QContact>());

    // Set history view heading

    HbGroupBox* groupBox = static_cast<HbGroupBox*>(docLoader()->findWidget(QString("groupBox")));

    groupBox->setHeading(hbTrId("txt_phob_subtitle_history_with_1").arg(mContact->displayLabel()));

    //construct listview

    mHistoryListView = static_cast<HbListView*>(docLoader()->findWidget(QString("listView")));

    CntHistoryViewItem *item = new CntHistoryViewItem;

    mHistoryListView->setItemPrototype(item); //ownership is taken

    mHistoryListView->setUniformItemSizes(true);

    // Connect listview items to respective slots

    connect(mHistoryListView, SIGNAL(activated(const QModelIndex &)),

                      this,  SLOT(itemActivated(const QModelIndex &)));

    mHistoryModel = new CntHistoryModel(mContact->localId(),

                                        mViewMgr->contactManager(SYMBIAN_BACKEND));

    mHistoryListView->setModel(mHistoryModel); //ownership is not taken

    //start listening to the events amount changing in the model

    connect(mHistoryModel, SIGNAL(rowsInserted(const QModelIndex &, int, int)),

        this, SLOT(updateScrollingPosition()));

    connect(mHistoryModel, SIGNAL(rowsRemoved(const QModelIndex &, int, int)),

        this, SLOT(updateScrollingPosition()));

    connect(mHistoryModel, SIGNAL(layoutChanged()),

        this, SLOT(updateScrollingPosition()));

    // Connect the menu options to respective slots

    HbAction* clearHistory = static_cast<HbAction*>(docLoader()->findObject("cnt:clearhistory"));

    connect(clearHistory, SIGNAL(triggered()), this, SLOT(clearHistory()));

}

/*!

Called after new items are added to or removed from comm history view

*/

void CntHistoryView::updateScrollingPosition()

{

    int rowCnt = mHistoryModel->rowCount();

    // Scroll to the last item in the list

    mHistoryListView->scrollTo(mHistoryModel->index(rowCnt - 1, 0), 

        HbAbstractItemView::PositionAtBottom);

}

/*

Clear communications history

*/

void CntHistoryView::clearHistory()

{

    // Ask the use if they want to clear the history

    HbMessageBox *note = new HbMessageBox(hbTrId("txt_phob_info_clear_communications_history_with_1"),

                HbMessageBox::MessageTypeQuestion);

    note->setPrimaryAction(new HbAction(hbTrId("txt_phob_button_delete"), note));

    note->setSecondaryAction(new HbAction(hbTrId("txt_common_button_cancel"), note));

    HbAction *selected = note->exec();

    if (selected == note->primaryAction())

    {

        // Clear comm history

        mHistoryModel->clearHistory();

    }

    delete note;

}

/*!

Once list item is pressed on the list view this slot handles the 

emitted signal

 */

void CntHistoryView::itemActivated(const QModelIndex &index)

{

    QVariant itemType = index.data(CntHistoryModel::ItemTypeRole);

    if (!itemType.isValid())

        return;

    // If the list item is a call log a call is made to that item

    if (itemType.toInt() == CntHistoryModel::CallLog) {

        // Make a call

        QVariant v = index.data(CntHistoryModel::PhoneNumberRole);

        if (!v.isValid())

            return;

        QString service("com.nokia.services.telephony");

        QString type("dial(QString)");

        XQServiceRequest snd(service, type, false);

        snd << v.toString();

        snd.send();

    }

}

/*!

Go back to previous view

*/

void CntHistoryView::showPreviousView()

{

    CntViewParameters viewParameters;

    QVariant var;

    var.setValue(*mContact);

    viewParameters.insert(ESelectedContact, var);

    mViewMgr->back(viewParameters);

}

/*!

 * Document loader

 */

HbDocumentLoader* CntHistoryView::docLoader()

{

    if (!mDocumentLoader) {

        mDocumentLoader = new HbDocumentLoader();

    }

    return mDocumentLoader;

}

// end of file