/*

* 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 "dataproviderhelper.h"

#include <QtDebug>

const int KRole1 = Qt::UserRole+1;

const int KRole2 = Qt::UserRole+2;

const int KRole3 = Qt::UserRole+3;

DataProviderHelper::DataProviderHelper(int size, QObject *parent):

HgDataProviderModel(parent)

{

    mDefaultIcon = QString("DefaultIcon");

    for ( int i(0);i<size;i++){

        QList< QPair< QVariant, int > > list;

        int a = i;

        int b = -i;

        int c = a/4 + b/10 + i%30 + i/2;

        QString s = QString("ITEM%1 %2 %3").arg(c).arg(a).arg(b);

        if (i%2){

            s = s.toLower();

        }

        list.append( QPair< QVariant, int >(s, Qt::DisplayRole) );

        list.append( QPair< QVariant, int >(QVariant(a), KRole1) );

        list.append( QPair< QVariant, int >(QVariant(b), KRole2) );

        list.append( QPair< QVariant, int >(QVariant(c), KRole3) );

        newItem(&list, true);

    }

    connect(this, SIGNAL(dataChanged(QModelIndex,QModelIndex)),

            this, SLOT(slotDataUpdated(QModelIndex,QModelIndex)));

    connect(this, SIGNAL(rowsAboutToBeInserted(QModelIndex,int,int)),

            this, SLOT(slotRowsAboutToBeInserted(QModelIndex,int,int)));

    connect(this, SIGNAL(rowsInserted(QModelIndex,int,int)),

            this, SLOT(slotRowsInserted(QModelIndex,int,int)));    

    connect(this, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)),

            this, SLOT(slotRowsAboutToBeRemoved(QModelIndex,int,int)));

    connect(this, SIGNAL(rowsRemoved(QModelIndex,int,int)),

            this, SLOT(slotRowsRemoved(QModelIndex,int,int)));    

    connect(this, SIGNAL(modelAboutToBeReset()), 

            this, SLOT(slotModelAboutToBeReset()));

    connect(this, SIGNAL(modelReset()), 

            this, SLOT(slotModelReset()));

}

DataProviderHelper::~DataProviderHelper()

{

}

void DataProviderHelper::doReleaseData(QList<int> list, bool silent)

{

    Q_UNUSED(silent);    

    mLastRelease = QList<int>(list);

}

void DataProviderHelper::doRequestData(QList<int> list, bool silent)

{

    Q_UNUSED(silent);

    mLastRequest = QList<int>(list);

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

        updateIcon(list[i], QString("MyNiceIcon %1").arg(list[i]) );

    }

}

QVariant DataProviderHelper::defaultIcon() const

{

    return mDefaultIcon;

}

void DataProviderHelper::testClearCache()

{

    clearCache();

}

void DataProviderHelper::testNewItem(QList< QPair< QVariant, int > >* list, bool silent)

{

    newItem(list, silent);

}

void DataProviderHelper::testNewItem(QPair< QVariant, int > item, bool silent)

{

    newItem(item, silent);

}

bool DataProviderHelper::testUpdate(int pos, QList< QPair< QVariant, int > >* list, bool silent)

{

    return update(pos, list, silent);

}

bool DataProviderHelper::testUpdate(int pos, QVariant obj, int role, bool silent )

{

    return update(pos, obj, role, silent);

}

void DataProviderHelper::testRemoveItems(int pos, int size)

{

    removeItems(pos, size);

}

void DataProviderHelper::testRemoveItem(int pos)

{

    removeItem(pos);

}

void DataProviderHelper::testInsertItem(int pos, QPair< QVariant, int > item, bool silent)

{

    insertItem(pos, item, silent);

}

void DataProviderHelper::doResetModel()

{

    clearCache();

    for ( int i(0);i<1000;i++){

        QList< QPair< QVariant, int > > list;

        int a = i;

        int b = -i;

        int c = a/4 + b/10 + i%30 + i/2;

        QString s = QString("NEW ITEM %1 %2 %3").arg(c).arg(a).arg(b);

        if (i%2){

            s = s.toLower();

        }

        list.append( QPair< QVariant, int >(s, Qt::DisplayRole) );

        list.append( QPair< QVariant, int >(QVariant(a), KRole1) );

        list.append( QPair< QVariant, int >(QVariant(b), KRole2) );

        list.append( QPair< QVariant, int >(QVariant(c), KRole3) );

        newItem(&list, true);

    }

}

bool DataProviderHelper::setData(const QModelIndex &index, const QVariant &value, int role)

{

    bool res = false;

    if ( index.row()>=0 && index.row() < count() ){

//        qWarning()<<index.row();

        res = update(index.row(), value, role, false);

    }

    return res;

}

bool DataProviderHelper::setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles)

{

    bool res = false;

    if ( index.row()>=0 && index.row() < count() ){

        QMapIterator<int, QVariant> i(roles);

        while (i.hasNext()){

            i.next();

            res = update(index.row(), i.value(), i.key(), true) | res;

        }

    }

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getObserverDataUpdated()

{

    QList< QPair< int, int > > res = mObserverDataUpdated;

    mObserverDataUpdated.clear();

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getSignalDataUpdated()

{

    QList< QPair< int, int > > res = mSignalDataUpdated;

    mSignalDataUpdated.clear();

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getSignalRowsAboutToBeInserted()

{

    QList< QPair< int, int > > res = mSignalRowsAboutToBeInserted;

    mSignalRowsAboutToBeInserted.clear();

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getSignalRowsInserted()

{

    QList< QPair< int, int > > res = mSignalRowsInserted;

    mSignalRowsInserted.clear();

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getSignalRowsAboutToBeRemoved()

{

    QList< QPair< int, int > > res = mSignalRowsAboutToBeRemoved;

    mSignalRowsAboutToBeRemoved.clear();

    return res;

}

QList< QPair< int, int > > DataProviderHelper::getSignalRowsRemoved()

{

    QList< QPair< int, int > > res = mSignalRowsRemoved;

    mSignalRowsRemoved.clear();

    return res;

}

bool DataProviderHelper::getSignalAboutToBeReset()

{

    bool res = mSignalAboutToBeReset;

    mSignalAboutToBeReset = false;

    return res;

}

bool DataProviderHelper::getSignalReset()

{

    bool res = mSignalReset;

    mSignalReset = false;

    return res;

}

QList<int> DataProviderHelper::getLastRelease()

{

    QList<int> res = mLastRelease;

    mLastRelease.clear();

    return res;

}

QList<int> DataProviderHelper::getLastRequest()

{

    QList<int> res = mLastRequest;

    mLastRequest.clear();

    return res;

}

void DataProviderHelper::testReleasePixmap(int idx)

{

    releasePixmap(idx);

}

QVariant DataProviderHelper::testCreateIcon(int index, QPixmap aPixmap)

{

    return createIcon(index, aPixmap);

}

void DataProviderHelper::testEmitDataChanged(QModelIndex from,QModelIndex to)

{

    emit dataChanged(from,to);

}

void DataProviderHelper::testEmitHeaderDataChanged(Qt::Orientation orientation, int first, int last)

{

    emit headerDataChanged(orientation, first, last);

}

void DataProviderHelper::testEmitRowsInsert(QModelIndex parent,int from,int to)

{

    beginInsertRows(parent, from, to);

    endInsertRows();

}

void DataProviderHelper::testEmitColumnsInsert(QModelIndex parent,int from,int to)

{

    beginInsertColumns(parent, from, to);

    endInsertColumns();

}

void DataProviderHelper::testEmitRowsRemove(QModelIndex parent,int from,int to)

{

    beginRemoveRows(parent, from, to);

    endRemoveRows();

}

void DataProviderHelper::testEmitColumnsRemove(QModelIndex parent,int from,int to)

{

    beginRemoveColumns(parent, from, to);

    endRemoveColumns();

}

void DataProviderHelper::testEmitLayoutAboutToBeChanged()

{

    emit layoutAboutToBeChanged();

}

void DataProviderHelper::testEmitLayoutChanged()

{

    emit layoutChanged();

}

void DataProviderHelper::testEmitModelAboutToBeReset()

{

    beginResetModel();

}

void DataProviderHelper::testEmitModelReset()

{

    endResetModel();

}

void DataProviderHelper::dataUpdated(int from, int to)

{

    QPair< int, int > p;

    p.first = from;

    p.second = to;    

    mObserverDataUpdated.append(p);

}

void DataProviderHelper::slotDataUpdated(QModelIndex from,QModelIndex to)

{

    QPair< int, int > p;

    p.first = from.row();

    p.second = to.row();    

    mSignalDataUpdated.append(p);

}

void DataProviderHelper::slotRowsAboutToBeInserted(QModelIndex parent, int from, int to)

{

    Q_UNUSED(parent);

    QPair< int, int > p;

    p.first = from;

    p.second = to;    

    mSignalRowsAboutToBeInserted.append(p);

}

void DataProviderHelper::slotRowsInserted(QModelIndex parent, int from, int to)

{

    Q_UNUSED(parent);

    QPair< int, int > p;

    p.first = from;

    p.second = to;    

    mSignalRowsInserted.append(p);

}

void DataProviderHelper::slotRowsAboutToBeRemoved(QModelIndex parent, int from, int to)

{

    Q_UNUSED(parent);

    QPair< int, int > p;

    p.first = from;

    p.second = to;    

    mSignalRowsAboutToBeRemoved.append(p);

}

void DataProviderHelper::slotRowsRemoved(QModelIndex parent, int from, int to)

{

    Q_UNUSED(parent);    

    Q_UNUSED(parent);

    QPair< int, int > p;

    p.first = from;

    p.second = to;    

    mSignalRowsRemoved.append(p);

}

void DataProviderHelper::slotModelAboutToBeReset()

{

    mSignalAboutToBeReset = true;

}

void DataProviderHelper::slotModelReset()

{

    mSignalReset = true;

}