/*

* 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 "cntnamesview_p.h"

#include "cntactionlauncher.h"

#include "cntfetchcontactsview.h"

#include "cntextensionmanager.h"

#include "cntglobal.h"

#include "cntdebug.h"

#include <cntuiextensionfactory.h>

#include <cntuisocialextension.h>

#include <qapplication.h>

#include <hbabstractviewitem.h>

#include <hbaction.h>

#include <hbmenu.h>

#include <hbtoolbar.h>

#include <hbmainwindow.h>

#include <hbview.h>

#include <hblabel.h>

#include <hbdocumentloader.h>

#include <hblistview.h>

#include <hblistviewitem.h>

#include <hblineedit.h>

#include <hbindexfeedback.h>

#include <hbscrollbar.h>

#include <hbgroupbox.h>

#include <hbsearchpanel.h>

#include <hbtoolbar.h>

#include <hbframebackground.h>

#include <hbshrinkingvkbhost.h>

#include <hbmessagebox.h>

#include <hbparameterlengthlimiter.h>

const char *CNT_CONTACTLIST_XML = ":/xml/contacts_namelist.docml";

static const int CNT_MIN_ROW_COUNT = 2;

CntNamesViewPrivate::CntNamesViewPrivate(CntExtensionManager &extensionManager) :

    QObject(),

    mExtensionManager(extensionManager),

    mViewManager(NULL),

    mListModel(NULL),

    mListView(NULL),

	mEmptyList(NULL),

    mBanner(NULL),

    mSearchPanel(NULL),

    mLoader(NULL),

    mVirtualKeyboard(NULL),

    mNamesAction(NULL),

    mMenuBuilder(NULL),

    mHandledContactId(0),

    mFetchView(NULL),

    mIsDefault(true),

    mId( namesView ),

    mActionGroup(NULL),

	mMenu(NULL),

	mFilterChanged(false)

{

    CNT_ENTRY

    bool ok;

    document()->load( CNT_CONTACTLIST_XML, &ok);

    if (!ok) {

        qFatal("Unable to read %S", CNT_CONTACTLIST_XML);

    }

    document()->load( CNT_CONTACTLIST_XML, "no_find");

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

    mVirtualKeyboard = new HbShrinkingVkbHost(mView);

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

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

    mNewContact = static_cast<HbAction*> (document()->findObject("cnt:newcontact"));

    mNewContact->setParent(mView);

    connect(mNewContact, SIGNAL(triggered()), this, SLOT(createNewContact()));

    mMultipleDeleter = static_cast<HbAction*> (document()->findObject("cnt:delete"));

    mMultipleDeleter->setParent(mView);

    connect(mMultipleDeleter, SIGNAL(triggered()), this, SLOT(deleteMultipleContacts()));

    HbAction* findContacts = static_cast<HbAction*> (document()->findObject("cnt:find"));

    findContacts->setParent(mView);

    connect(findContacts, SIGNAL(triggered()), this, SLOT(showFinder()));

    HbAction* groups = static_cast<HbAction*> (document()->findObject("cnt:groups"));

    groups->setParent(mView);

    connect(groups, SIGNAL(triggered()), this, SLOT(showCollectionView()));

    mNamesAction = static_cast<HbAction*> (document()->findObject("cnt:names"));

    mNamesAction->setParent(mView);

    mImportSim = static_cast<HbAction*> (document()->findObject("cnt:importsim"));

    mImportSim->setParent(mView);

    connect(mImportSim, SIGNAL(triggered()), this, SLOT(importSim()));

    mActionGroup = new QActionGroup(this);

    groups->setActionGroup(mActionGroup);

    mNamesAction->setActionGroup(mActionGroup);

    HbAction* extension = static_cast<HbAction*> (document()->findObject("cnt:activity"));

    extension->setParent(mView);

    connect(extension, SIGNAL(triggered()), this, SLOT(handleExtensionAction()));

    HbAction* settings = static_cast<HbAction*>(document()->findObject("cnt:settings") );

    settings->setParent(mView);

    connect( settings, SIGNAL(triggered()), this, SLOT(showSettings()) );

    HbMenu* viewMenu = static_cast<HbMenu*>(document()->findObject("viewMenu") );

    viewMenu->setParent(mView);

    connect(list(), SIGNAL(longPressed(HbAbstractViewItem*,QPointF)), this,

           SLOT(showContextMenu(HbAbstractViewItem*,QPointF)));

    connect(list(), SIGNAL(activated (const QModelIndex&)), this,

           SLOT(showContactView(const QModelIndex&)));

    mEmptyList = static_cast<HbLabel*> (document()->findWidget("emptyLabel"));

    mBanner = static_cast<HbGroupBox*> (document()->findWidget("banner"));

    mSearchPanel = static_cast<HbSearchPanel*> (document()->findWidget("searchPanel"));

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

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

    CNT_EXIT

}

CntNamesViewPrivate::~CntNamesViewPrivate()

{

    CNT_ENTRY

    delete mListModel;

    mListModel = NULL;

    delete mLoader;

    mLoader = NULL;

    delete mVirtualKeyboard;

    mVirtualKeyboard = NULL;

    delete mMenuBuilder;

    mMenuBuilder = NULL;

    delete mView;

    mView = NULL;

    if (mMenu) 

    {

        delete mMenu;

    }

    CNT_EXIT

}

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

{

    CNT_ENTRY

    mViewManager = aMgr;

    if (!mListModel) {

        QContactDetailFilter filter;

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

        QString typeContact = QContactType::TypeContact;

        filter.setValue(typeContact);

        mListModel = new CntListModel(mViewManager->contactManager(SYMBIAN_BACKEND), filter);

        list()->setModel(mListModel);

    }

    mNamesAction->setChecked(true);

    mMenuBuilder = new CntActionMenuBuilder( mListModel->myCardId() );

    connect( mMenuBuilder, SIGNAL(deleteContact(QContact&)), this, SLOT(deleteContact(QContact&)) );

    connect( mMenuBuilder, SIGNAL(editContact(QContact&)), this, SLOT(showContactEditorView(QContact&)) );

    connect( mMenuBuilder, SIGNAL(openContact(QContact&)), this, SLOT(showContactView(QContact&)) );

    connect( mMenuBuilder, SIGNAL(performContactAction( QContact& , QContactDetail, QString)), this, SLOT(executeAction(QContact& , QContactDetail, QString)));

    if ( mView->navigationAction() != mSoftkey)

    {

        mView->setNavigationAction(mSoftkey);

    }

    changeDeleteActionStatus();

    QContactManager* contactManager = aMgr->contactManager( SYMBIAN_BACKEND );

    // make connections unique, that is, duplicate connections are not connected again

    connect(contactManager, SIGNAL(contactsAdded(const QList<QContactLocalId>&)),

            this, SLOT(handleContactAddition(const QList<QContactLocalId>&)), Qt::UniqueConnection);

    connect(contactManager, SIGNAL(contactsRemoved(const QList<QContactLocalId>&)),

            this, SLOT(handleContactRemoval(const QList<QContactLocalId>&)), Qt::UniqueConnection);

    connect(contactManager, SIGNAL(selfContactIdChanged(const QContactLocalId&, const QContactLocalId&)), 

            this, SLOT(handleSelfContactIdChange(const QContactLocalId&, const QContactLocalId&)), Qt::UniqueConnection);

    if (aArgs.value(ESelectedAction) == CNT_CREATE_ACTION || aArgs.value(ESelectedAction) == CNT_EDIT_ACTION)

    {

        setScrollPosition(aArgs.value(ESelectedContact).value<QContact>().localId());

    }

    CNT_EXIT

}

void CntNamesViewPrivate::deactivate()

{

    CNT_ENTRY

    {

    }

    delete mMenuBuilder;

    mMenuBuilder = NULL;

    CNT_EXIT

}

void CntNamesViewPrivate::changeDeleteActionStatus()

{

    CNT_ENTRY

    bool multipleContactsFound = mListModel->rowCount() >= CNT_MIN_ROW_COUNT;

    mMultipleDeleter->setEnabled(multipleContactsFound);

    CNT_EXIT

}

void CntNamesViewPrivate::focusLineEdit()

{

    CNT_ENTRY

    HbLineEdit *editor = static_cast<HbLineEdit*>(mSearchPanel->primitive("lineedit"));

    editor->setObjectName("focusLineEdit");

    editor->setInputMethodHints(Qt::ImhNoPredictiveText);

    if (editor)

    {

        editor->setText("");

        editor->setFocus();

    }

    CNT_EXIT

}

void CntNamesViewPrivate::setFilter(const QString &filterString)

{

    CNT_ENTRY

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

    QContactDetailFilter filter;

    filter.setDetailDefinitionName(QContactDisplayLabel::DefinitionName,

        QContactDisplayLabel::FieldLabel);

    filter.setMatchFlags(QContactFilter::MatchStartsWith);

    filter.setValue(searchList);

    mListModel->setFilter(filter);

    mFilterChanged = true;

    if (mListModel->rowCount() == 0)

    {

        document()->load( CNT_CONTACTLIST_XML, "find_empty" );

    }

    else

    {

        document()->load( CNT_CONTACTLIST_XML, "find_list" );

    }

    CNT_EXIT

}

void CntNamesViewPrivate::showFinder()

{

    CNT_ENTRY

    mListModel->showMyCard(false);

    focusLineEdit();

    mView->hideItems(Hb::AllItems);

    mImportSim->setVisible(false);

    mNewContact->setVisible(false);

    mMultipleDeleter->setVisible(false);

    CNT_EXIT

}

void CntNamesViewPrivate::hideFinder()

{

    CNT_ENTRY

    mVirtualKeyboard->closeKeypad();

    mView->setMaximumHeight(-1);

    document()->load( CNT_CONTACTLIST_XML, "no_find" );

    mView->showItems(Hb::AllItems);

    mListModel->showMyCard(true);

    if (mFilterChanged)

        {

        QContactDetailFilter filter;

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

        QString typeContact = QContactType::TypeContact;

        filter.setValue(typeContact);

        mListModel->setFilter(filter);

        mFilterChanged = false;

        }

    mNewContact->setVisible(true);

    mImportSim->setVisible(true);

    mMultipleDeleter->setVisible(true);

    CNT_EXIT    

}

bool CntNamesViewPrivate::isFinderVisible()

{

    CNT_ENTRY

    bool isVisible = false;

    if ( mSearchPanel )

    {

        isVisible = mSearchPanel->isVisible();

    }

    CNT_EXIT

    return isVisible;

}

void CntNamesViewPrivate::showPreviousView()

{

    CNT_ENTRY

    if ( !isFinderVisible() )

    {

        mViewManager->back( CntViewParameters() );

    }

    else

    {

        hideFinder();

    }

    CNT_EXIT

}

void CntNamesViewPrivate::handleExtensionAction()

{

    CNT_ENTRY

    for (int i = 0; i < mExtensionManager.pluginCount(); i++)

    {

        CntUiSocialExtension* socialExtension = mExtensionManager.pluginAt(i)->socialExtension();

        if (socialExtension)

        {

            CntViewParameters params;

            socialExtension->handleToolbarAction(params);

            if (params.count())

            {

                mViewManager->changeView(params);

                break;

            }

        }

    }

    CNT_EXIT

}

void CntNamesViewPrivate::createNewContact()

{

    CNT_ENTRY

    QContact newContact;

    newContact.setType( QContactType::TypeContact );

    showContactEditorView(newContact);

    CNT_EXIT

}

void CntNamesViewPrivate::deleteContact(QContact& aContact)

{

    CNT_ENTRY

    QContactManager* manager = mViewManager->contactManager( SYMBIAN_BACKEND );

    QString name = manager->synthesizedDisplayLabel(aContact);

    mHandledContactId = aContact.localId();

    CNT_EXIT

}

void CntNamesViewPrivate::deleteMultipleContacts()

{

    CNT_ENTRY

    if (!mFetchView) {

        mFetchView = new CntFetchContacts(*mViewManager->contactManager( SYMBIAN_BACKEND ));

        connect(mFetchView, SIGNAL(clicked()), this, SLOT(handleDeleteMultipleContacts()));

    }

    mFetchView->setDetails(hbTrId("txt_phob_title_delete_contacts"),hbTrId("txt_common_button_delete"));

    QSet<QContactLocalId> emptyContactsSet;

    // Pop up a list of contacts for deletion

    mFetchView->displayContacts(HbAbstractItemView::MultiSelection, emptyContactsSet);

    CNT_EXIT

}

void CntNamesViewPrivate::handleDeleteMultipleContacts()

{

    CNT_ENTRY

    QSet<QContactLocalId> selectedContacts = mFetchView->getSelectedContacts();

    QContactManager* manager = mViewManager->contactManager( SYMBIAN_BACKEND );

    if ( !mFetchView->wasCanceled() && !selectedContacts.isEmpty() ) {

        foreach ( QContactLocalId id, selectedContacts.values() )

        {

            manager->removeContact( id );

        }

    }

    delete mFetchView;

    mFetchView = NULL;

    CNT_EXIT

}

void CntNamesViewPrivate::showContactView( const QModelIndex& aIndex )

{

    CNT_ENTRY

    QContact c = mListModel->contact(aIndex);

    showContactView( c );

    CNT_EXIT

}

void CntNamesViewPrivate::showContactView( QContact& aContact )

{

    CNT_ENTRY

    CntViewParameters args;

    args.insert(EViewId, commLauncherView);

    if (aContact.localId() == mListModel->myCardId() && aContact.details().count() <= 4)

    {

        args.insert(EViewId, myCardView);

    }

    QVariant contact;

    contact.setValue(aContact);

    args.insert(ESelectedContact, contact);

    mViewManager->changeView(args);

    CNT_EXIT

}

void CntNamesViewPrivate::showContextMenu(HbAbstractViewItem* aItem, QPointF aPoint)