/*

* 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 "cntgroupselectionpopup.h"

#include <hbgroupbox.h>

#include <hbaction.h>

#include <hbsearchpanel.h>

#include <hblistviewitem.h>

#include <hbtextitem.h>

#include <qtcontacts.h>

#include <QGraphicsWidget>

#include <mobcntmodel.h>

#include <hbmainwindow.h>

CntGroupSelectionPopup::CntGroupSelectionPopup(QContactManager *manager, QContact *contact, QGraphicsItem *parent):

    HbDialog(parent),

    mListView(NULL),

    mEmptyListLabel(NULL),

    mContactManager(manager),

    mContact(contact)

    QList<QContactSortOrder> sortOrders;

    QContactSortOrder sortOrderFirstName;

    sortOrderFirstName.setDetailDefinitionName(QContactName::DefinitionName, QContactName::FieldFirst);

    sortOrderFirstName.setCaseSensitivity(Qt::CaseInsensitive);

    sortOrders.append(sortOrderFirstName);

    QContactSortOrder sortOrderLastName;

    sortOrderLastName.setDetailDefinitionName(QContactName::DefinitionName, QContactName::FieldLast);

    sortOrderLastName.setCaseSensitivity(Qt::CaseInsensitive);

    sortOrders.append(sortOrderLastName);

    mCntModel = new MobCntModel(mContactManager, QContactFilter(), sortOrders);

    mSearchPanel = new HbSearchPanel();

    connect(mSearchPanel, SIGNAL(exitClicked()), this, SLOT(closeFind()));

    connect(mSearchPanel, SIGNAL(criteriaChanged(QString)), this, SLOT(setFilter(QString)));

    mContainerLayout = new QGraphicsLinearLayout(Qt::Vertical);

    mContainerLayout->setContentsMargins(0, 0, 0, 0);

    mContainerLayout->setSpacing(0);

    mContainerWidget = new HbWidget();

 }

CntGroupSelectionPopup::~CntGroupSelectionPopup()

{

    delete mContainerWidget;

    mContainerWidget = 0;

    delete mCntModel;

    mCntModel = 0;

}

void CntGroupSelectionPopup::populateListOfContact()

{

    QContactName groupContactName = mContact->detail( QContactName::DefinitionName );

    QString groupName(groupContactName.value( QContactName::FieldCustomLabel ));

    HbGroupBox *headingLabel = new HbGroupBox(this);

    setHeadingWidget(headingLabel);

    mListView = new HbListView(this);

    QContactRelationshipFilter rFilter;

    QContactDetailFilter contactsFilter;

    contactsFilter.setDetailDefinitionName(QContactType::DefinitionName, QContactType::FieldType);

    contactsFilter.setValue(QString(QLatin1String(QContactType::TypeContact)));

    mCntModel->setFilterAndSortOrder(contactsFilter);

    mCntModel->showMyCard(false);

    rFilter.setRelationshipType(QContactRelationship::HasMember);

    rFilter.setRelatedContactRole(QContactRelationship::First);

    rFilter.setRelatedContactId(mContact->id());   

    QList<QContactLocalId> contactsLocalIdList = mContactManager->contactIds(rFilter);

    int countContacts = contactsLocalIdList.count();

    //Get the index of the contacts

    // Set the select option for those contacts in the selectionModel

    mListView->setModel(mCntModel);

    // set the listview to multiSelection mode, this will bring MarkAll functionality (from Orbit)

    mListView->setSelectionMode(HbAbstractItemView::MultiSelection);

    mListView->setFrictionEnabled(true);

    HbListViewItem *prototype = mListView->listItemPrototype();

    prototype->setGraphicsSize(HbListViewItem::Thumbnail);

    for (int i=0; i < countContacts; i++ )

    {

        // get QContact from QContactId

        QContact contactInList = mContactManager->contact(contactsLocalIdList.at(i));

        QModelIndex contactIndex = mCntModel->indexOfContact(contactInList);

        mListView->selectionModel()->select(contactIndex, QItemSelectionModel::Select);

    }

    setTimeout(HbPopup::NoTimeout);

    setDismissPolicy(HbPopup::NoDismiss);

    setModal(true);

    // Note that the layout takes ownership of the item(s) it contains.

    if (!mCntModel->rowCount())

    {

        mListView->setVisible(false);

        if (mEmptyListLabel == 0)

        {

            mEmptyListLabel = new HbTextItem(hbTrId("(no matching contacts)"));

            mEmptyListLabel->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);

            mEmptyListLabel->setFontSpec(HbFontSpec(HbFontSpec::Primary));

            mEmptyListLabel->setAlignment(Qt::AlignCenter);

            mContainerLayout->insertItem(0, mEmptyListLabel);

        }

    }

    else

    {

        mContainerLayout->addItem(mListView);

    }

    mContainerLayout->addItem(mSearchPanel);

    mContainerWidget->setLayout(mContainerLayout);

    mContainerWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

    setContentWidget(mContainerWidget);

}

{

    // Save the relationship from the selection model of the member selection list

    QModelIndexList indexes = mListView->selectionModel()->selection().indexes();

    for (int i = 0; i < indexes.count(); i++)

    {

        QModelIndex index = indexes[i];

        QContact contact = mCntModel->contact(indexes[i]);

        int id = contact.localId();

        int gpid = mContact->localId();

        QContactRelationship relationship;

        relationship.setRelationshipType(QContactRelationship::HasMember);

        relationship.setFirst(mContact->id());

        relationship.setSecond(contact.id());

        // save relationship

        mContactManager->saveRelationship(&relationship);

    }

}

{

    // Use relationship filter to get list of contacts in the relationship (if any)

    QContactRelationshipFilter rFilter;

    rFilter.setRelationshipType(QContactRelationship::HasMember);

    rFilter.setRelatedContactRole(QContactRelationship::First);

    rFilter.setRelatedContactId(mContact->id());

    QList<QContactLocalId> contactsLocalIdList = mContactManager->contactIds(rFilter);

    // get the contact from  new selection model indexes

    // for each contact, check if contact in this new index is member of mContactsLocalIdList( as achieved in activateView)

    // if yes, then do nothing

    // if no, then add contact to the relationship

    QModelIndexList indexes = mListView->selectionModel()->selection().indexes();

    QList<QContactLocalId> selectionList;

    QList<QContactRelationship> removedRelationships;

    QList<QContactRelationship> addedRelationships;

    for (int i = 0; i < indexes.count(); i++)

    {

        QContact contact = mCntModel->contact(indexes[i]);

        QContactLocalId locId = contact.localId();

        selectionList.append(locId);       

        if (!contactsLocalIdList.contains(locId))

        {

            // new contact added to the group

            QContactRelationship relationship;

            relationship.setRelationshipType(QContactRelationship::HasMember);

            relationship.setFirst(mContact->id());

            relationship.setSecond(contact.id());

            addedRelationships.append(relationship);

        }

    }

    // for each contact in mContactsLocalIdList, check if contact is also in new selection model

    // if yes, then do nothing

    // if no, then remove it from the relationship

    for (int j = 0; j < contactsLocalIdList.count(); j++)

    {

        QContactLocalId oldSelectedLocalContactId = contactsLocalIdList.at(j);

        if (!selectionList.contains(oldSelectedLocalContactId))

        {

            QContact contactInOldList = mContactManager->contact(contactsLocalIdList.at(j));          

            QContactRelationship relationship;

            relationship.setRelationshipType(QContactRelationship::HasMember);

            relationship.setFirst(mContact->id());

            relationship.setSecond(contactInOldList.id());

            removedRelationships.append(relationship);

        }

    }

    // save & remove relationships

    QMap<int, QContactManager::Error> errors;

    mContactManager->removeRelationships(removedRelationships, &errors);

    mContactManager->saveRelationships(&addedRelationships, &errors);

}

void CntGroupSelectionPopup::closeFind()

{

    if (mSearchPanel)

    {

         mContainerLayout->removeItem(mEmptyListLabel);

         delete mEmptyListLabel;

         mEmptyListLabel = 0;

         mContainerLayout->removeItem(mSearchPanel);

         mContainerLayout->addItem(mListView);

         QContactDetailFilter filter;

         filter.setDetailDefinitionName(QContactType::DefinitionName, QContactType::FieldType);

         QString typeContact = QContactType::TypeContact;

         filter.setValue(typeContact);

         mSearchPanel->deleteLater();

     }

}

void CntGroupSelectionPopup::setFilter(const QString &filterString)

{

    QStringList searchList = filterString.split(QRegExp("\\s+"), QString::SkipEmptyParts);

    // find matches and existing members

    QContactRelationshipFilter relationFilter;

    relationFilter.setRelationshipType(QContactRelationship::HasMember);

    relationFilter.setRelatedContactRole(QContactRelationship::First);

    relationFilter.setRelatedContactId(mContact->id());

    QContactDetailFilter detailfilter;

    detailfilter.setDetailDefinitionName(QContactDisplayLabel::DefinitionName, QContactDisplayLabel::FieldLabel);

    detailfilter.setMatchFlags(QContactFilter::MatchStartsWith);

    detailfilter.setValue(searchList);

    QContactUnionFilter filter;

    filter.append(relationFilter);

    filter.append(detailfilter);

    mCntModel->setFilterAndSortOrder(filter);

    // select all contacts already in group relationship

    QList<QContactLocalId> contactsLocalIdList = mContactManager->contactIds(relationFilter);

    int countContacts = contactsLocalIdList.count();

    for (int i=0; i < countContacts; i++ )

    {

        // get QContact from QContactId

        QContact contactInList = mContactManager->contact(contactsLocalIdList.at(i));

        QModelIndex contactIndex = mCntModel->indexOfContact(contactInList);

        mListView->selectionModel()->select(contactIndex, QItemSelectionModel::Select);

    }

    if (!mCntModel->rowCount())

    {

        if (mEmptyListLabel == 0)

        {

            mListView->setVisible(false);

            mContainerLayout->removeItem(mListView);

            mEmptyListLabel = new HbTextItem(hbTrId("(no matching contacts)"));

            mEmptyListLabel->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);

            mEmptyListLabel->setFontSpec(HbFontSpec(HbFontSpec::Primary));

            mEmptyListLabel->setAlignment(Qt::AlignCenter);

            mContainerLayout->insertItem(0, mEmptyListLabel);

        }

    }

    else

    {

        if (mEmptyListLabel != 0)

        {

            mListView->setVisible(true);

            mContainerLayout->insertItem(0, mListView);

            mContainerLayout->removeItem(mEmptyListLabel);

            delete mEmptyListLabel;

            mEmptyListLabel = 0;

        }

    }

}