/*

 * 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:

 *     The source file for tone fetcher widget.

 *     

 */

#include "tonefetcherwidget.h"

#include "hbabstractviewitem.h"

#include "hbstyle.h"

#include "hbabstractitemview.h"

#include <hblistview.h>

#include <hbmenu.h>

#include <hbaction.h>

#include <QModelIndex>

#include <QGraphicsLinearLayout>

#include <QDirModel>

#include <QTime>

#include <QFileInfo>

#include <QString>

#include <QStandardItemModel>

#include <XQUtils>

#include <hblabel.h>

#include "tonefetcherview.h"

#include "tonefetchermodel.h"

#include <hbmessagebox.h>

#include <hbprogressdialog.h>

ToneFetcherWidget::ToneFetcherWidget(HbWidget *parent, ToneFetcherView *serviceView)

    : HbWidget(parent),

      mLabel(0),

      mListView(0),

      mLayout(0),

      mToneModel(0),

      mServiceView(serviceView),         

      mServiceEngine(0),

      mWaitNote(0)

{    

    init();

    connect(mServiceEngine, SIGNAL(mdeSessionOpened()), 

            this, SLOT(mdeSessionOpened()));

    connect(mServiceEngine, SIGNAL(mdeSessionError(int)),

            this, SLOT(mdeSessionError(int)));

    connect(mServiceEngine, SIGNAL(queryComplete(QStringList)), 

            this, SLOT(queryComplete(QStringList)));

    connect(mServiceEngine, SIGNAL(queryError(int)), 

            this, SLOT(queryError(int)));

    connect(mServiceEngine, 

           SIGNAL(notifyPreviewEvent(int)), 

           this, SLOT(previewEvent(int)));

    connect( mServiceEngine, SIGNAL(notifyObjectChanged()),

            this, SLOT(onObjectChanged()));

}

ToneFetcherWidget::~ToneFetcherWidget()

{

    delete mToneModel;

    mToneModel = 0;

    delete mWaitNote;

    mWaitNote = 0;

}

void ToneFetcherWidget::on_list_activated(const QModelIndex &index)

{  

    //stop previewing when clicking another item.

    if (mServiceEngine->isPlaying()) {

        mServiceEngine->stopPlaying();

    }

    /*

     * when one item is selected, reselecting it will deselect it. selecting another 

     * will also deselect it, while the other is selected.

     */

    QItemSelectionModel *selectionModel = mListView->selectionModel();        

    if (mOldSeletedItem == index) {

        selectionModel->select(index,QItemSelectionModel::Toggle);

    }

    QModelIndexList modelIndexList = selectionModel->selectedIndexes();

    if (modelIndexList.isEmpty()) {

        mOldSeletedItem = QModelIndex();

    }

    else {

        mOldSeletedItem = modelIndexList.front();

    }

    emit triggerToolBar(selectionModel->hasSelection());

}

void ToneFetcherWidget::init()

{

    mLayout = new QGraphicsLinearLayout(this);

    mLayout->setOrientation(Qt::Vertical);

    setLayout(mLayout);

    mLabel = new HbLabel(this);

    mLabel->setPlainText(hbTrId("Select tone"));

    mLayout->addItem(mLabel);

    mListView = new HbListView(this);

    mListView->setObjectName("list");

    mLayout->addItem(mListView);

    mListView->setSelectionMode(HbAbstractItemView::SingleSelection);

    mServiceEngine = new ToneFetcherEngine(this);     

    mToneModel = new ToneFetcherModel(this);    

    initRomSoundList();    

    connect(mListView, SIGNAL(activated(QModelIndex)),

        this, SLOT(on_list_activated(QModelIndex )));

    if( !mWaitNote ){

        mWaitNote = new HbProgressDialog( HbProgressDialog::WaitDialog );

        mWaitNote->setText( hbTrId( "Refreshing..." ) );

        QAction *action = mWaitNote->actions().at(0);//disable Cancel buttion.

        action->setEnabled(false);

    }

}

void ToneFetcherWidget::mdeSessionOpened()

{

    mServiceEngine->getTones();

}

void ToneFetcherWidget::queryComplete(const QStringList &uriList)

{

    addFilesFromMDE(uriList);

    addFilesFromRom();

    mToneModel->sort();

    mToneModel->layoutHasChanged();

    if (!mListView->model()) {    

        mListView->setModel(mToneModel);

    }

    refreshFinish();

}

void ToneFetcherWidget::queryError(int error)

{

    Q_UNUSED(error);

}

void ToneFetcherWidget::mdeSessionError(int error)

{

    Q_UNUSED(error);

}

QString ToneFetcherWidget::getCurrentItemPath() 

{

    QModelIndexList modelIndexList = mListView->selectionModel()->selectedIndexes();

    if (modelIndexList.count() > 0) {

        QModelIndex index = modelIndexList.front();

        QString path = mToneModel->getPath(index);

        return path;

    }

    return QString();

}

void ToneFetcherWidget::playOrPause() 

{

    if(mServiceEngine->isPlaying()) {

        mServiceEngine->stopPlaying();

    } else {    

        mServiceEngine->play(getCurrentItemPath());

    }

}

void ToneFetcherWidget::previewEvent(int event) 

{

    if (event == 0) {

        //preview successful, reserved

    } else {

        HbMessageBox::information(QString(hbTrId("Preview Error")));

    }

}

void ToneFetcherWidget::onObjectChanged()

{

    refreshStart();

    if (mServiceEngine->isPlaying()) {

        mServiceEngine->stopPlaying();      

    }

    mToneModel->layoutToBeChanged();

    emit triggerToolBar(false);    

    mToneModel->removeRows(0, mToneModel->rowCount());           

    mServiceEngine->getTones();    

}

void ToneFetcherWidget::addFilesFromRom() 

{     

    int currentCount = mToneModel->rowCount();

    mToneModel->insertRows(currentCount, mRomSoundList.size());

    for (int i = 0; i < mRomSoundList.size(); ++i) {

        mToneModel->setData(mToneModel->index(i + currentCount), 

            QFileInfo(mRomSoundList.at(i)).absoluteFilePath());

    }  

}

void ToneFetcherWidget::addFilesFromMDE(const QStringList &uriList)

{

    int currentCount = mToneModel->rowCount();

    mToneModel->insertRows(currentCount, uriList.size());

    for (int i = 0; i < uriList.size(); ++i) {

        mToneModel->setData(mToneModel->index(i + currentCount), QFileInfo(uriList.at(i)).absoluteFilePath());

    }   

}

void ToneFetcherWidget::refreshFinish()

{

    if (mWaitNote) {

        mWaitNote->close();

    }

}

void ToneFetcherWidget::refreshStart()

{

    if (mWaitNote) {

        mWaitNote->open();

    }

}

void ToneFetcherWidget::initRomSoundList()

{

    QDir digitalSoundPath(XQUtils::romRootPath() + XQUtils::digitalSoundsPath());

    QDir simpleSoundPath(XQUtils::romRootPath() + XQUtils::simpleSoundsPath());

    mRomSoundList = digitalSoundPath.entryInfoList() + simpleSoundPath.entryInfoList();

}

//End of File