/*

 * 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 "conversationsengine.h"

#include <ccsconversationentry.h>

#include <ccsclientconversation.h>

#include "conversationsenginedefines.h"

#include "convergedmessage.h"

#include "conversationmsgstorehandler.h"

#include "conversationssummarymodel.h"

#include "conversationsmodel.h"

#include "draftsmodel.h"

#include "conversationsengine_p.h"

#include "debugtraces.h"

#include <xqconversions.h>

//---------------------------------------------------------------

// ConversationsEngine::instance

// @see header

//---------------------------------------------------------------

ConversationsEngine* ConversationsEngine::instance()

{

    static ConversationsEngine* conversationsEngine =

        new ConversationsEngine();

    return conversationsEngine;

}

//---------------------------------------------------------------

// ConversationsEngine::ConversationsEngine

// @see header

//---------------------------------------------------------------

ConversationsEngine::ConversationsEngine(QObject* parent):

    QObject(parent), mDraftsModel(NULL)

{

    mConversationMsgStoreHandler = q_check_ptr(new ConversationMsgStoreHandler);

    mConversationsSummaryModel = new ConversationsSummaryModel(this);    

    mConversationsModel = new ConversationsModel(mConversationMsgStoreHandler,

        this);   

    d_ptr = q_check_ptr( new ConversationsEnginePrivate(mConversationMsgStoreHandler,

        mConversationsSummaryModel,

        mConversationsModel));

    connect (mConversationsModel,

            SIGNAL(conversationViewEmpty()),

            this,

            SIGNAL(conversationViewEmpty())); 

}

//---------------------------------------------------------------

// ConversationsEngine::~ConversationsEngine

// @see header

//---------------------------------------------------------------

ConversationsEngine::~ConversationsEngine()

{

    if(mConversationMsgStoreHandler)

    {

        delete mConversationMsgStoreHandler;

        mConversationMsgStoreHandler = NULL;

    }

    if(d_ptr)

    {

        delete d_ptr;

        d_ptr = NULL;

    }

}

//---------------------------------------------------------------

// ConversationsEngine::getConversationsSummaryModel

// @see header

//---------------------------------------------------------------

QStandardItemModel* ConversationsEngine::getConversationsSummaryModel()

{

    return mConversationsSummaryModel;

}

//---------------------------------------------------------------

// ConversationsEngine::getConversationsModel

// @see header

//---------------------------------------------------------------

QStandardItemModel* ConversationsEngine::getConversationsModel()

{

    return mConversationsModel;

}

//---------------------------------------------------------------

// ConversationsEngine::getDraftsModel

// @see header

//---------------------------------------------------------------

QStandardItemModel* ConversationsEngine::getDraftsModel()

    {

    if(!mDraftsModel)

        {

        mDraftsModel = new DraftsModel(this);

        mConversationMsgStoreHandler->FetchDraftMessages(mDraftsModel);

        }

    return mDraftsModel;

    }

//---------------------------------------------------------------

// ConversationsEngine::getConversations

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::getConversations(qint64 conversationId)

{

    int error;

    TRAP(error,d_ptr->getConversationsL(conversationId));

    return (error!=KErrNone) ? false : true; 

}

//---------------------------------------------------------------

// ConversationsEngine::clearConversations

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::clearConversations()

{

    int error;

    TRAP(error,d_ptr->clearConversationsL());

    return (error!=KErrNone) ? false : true; 

}

//---------------------------------------------------------------

// ConversationsEngine::deleteConversations

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::deleteConversations(qint64 conversationId)

{

    int error;

    TRAP(error,d_ptr->deleteConversationL(conversationId));

    return (error!=KErrNone) ? false : true; 

}

//---------------------------------------------------------------

// ConversationsEngine::deleteMessages

// @see header

//---------------------------------------------------------------

void ConversationsEngine::deleteMessages(QList<int>& msgIdList)

{

    RArray<TInt> idArray;

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

    {

        idArray.Append(msgIdList[i]);

    }

    if(msgIdList.count()>0)

    {

        d_ptr->deleteMessages(idArray);

    }

}

//---------------------------------------------------------------

// ConversationsEngine::deleteAllDraftMessages

// @see header

//---------------------------------------------------------------

void ConversationsEngine::deleteAllDraftMessages()

{

    int error;

    TRAP(error, d_ptr->deleteAllDraftMessagesL());

    qt_symbian_throwIfError(error);

}

//---------------------------------------------------------------

// ConversationsEngine::markConversationRead

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::markConversationRead(qint64 conversationId)

{

    int error;

    TRAP(error,d_ptr->markConversationReadL(conversationId));

    return (error!=KErrNone) ? false : true; 

}

//---------------------------------------------------------------

// ConversationsEngine::markMessagesRead

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::markMessagesRead(QList<int>& msgIdList)

{

    RArray<TInt> idArray;

    int error;

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

    {

        idArray.Append(msgIdList[i]);

    }

    if(msgIdList.count()>0)

    {

        TRAP(error,d_ptr->markMessagesReadL(idArray));

    }

    return (error!=KErrNone) ? false : true; 

}

//---------------------------------------------------------------

// ConversationsEngine::getContactDetails

// @see header

//---------------------------------------------------------------

void ConversationsEngine::getContactDetails(qint64 conversationId,

    QString& displayName,

    QString& address)

{

    QModelIndexList indexList = mConversationsSummaryModel->match(

            mConversationsSummaryModel->index(0, 0), 

            ConversationId, 

            conversationId, 

            1, // One match 

            Qt::MatchExactly);

    if(indexList.count() > 0)

    {

        displayName = indexList[0].data(DisplayName).toString();

        address = indexList[0].data(ConversationAddress).toString();

    }

    else

    {

        int error;

        CCsClientConversation* clientConv = NULL;

        TRAP(error, clientConv = d_ptr->getConversationFromConversationIdL(conversationId));

        qt_symbian_throwIfError(error);

        HBufC *name = clientConv->GetDisplayName();

        if (name && name->Length())

        {

            displayName = XQConversions::s60DescToQString(*name);

        }

        HBufC *addr = clientConv->GetConversationEntry()->Contact();

        if (addr && addr->Length())

        {

            address = XQConversions::s60DescToQString(*addr);

        }

        delete clientConv;

    }

}

//---------------------------------------------------------------

// ConversationsEngine::getConversationIdFromAddress

// @see header

//---------------------------------------------------------------

qint64 ConversationsEngine::getConversationIdFromAddress(QString address)

{

    qint64 conversationId = -1;

    int error;

    HBufC* number = XQConversions::qStringToS60Desc(address);

    TRAP(error,conversationId = 

        d_ptr->getConversationIdFromAddressL(*number));

    delete number;

    return conversationId;

}

//---------------------------------------------------------------

// ConversationsEngine::getCurrentConversationId

// @see header

//---------------------------------------------------------------

qint64 ConversationsEngine::getCurrentConversationId()

{

    return d_ptr->getConversationCurrentId();   

}

//---------------------------------------------------------------

// ConversationsEngine::getConversationIdFromContactId

// @see header

//---------------------------------------------------------------

qint64 ConversationsEngine::getConversationIdFromContactId(qint32 contactId)

{  

    qint64 conversationId = -1;

    int error;

    TRAP(error,conversationId = 

        d_ptr->getConversationIdFromContactIdL(contactId));

    return conversationId;    

}

//---------------------------------------------------------------

// ConversationsEngine::emitConversationModelPopulated

// @see header

//---------------------------------------------------------------

void ConversationsEngine::emitConversationModelPopulated()

{

    emit conversationModelPopulated();

}

//---------------------------------------------------------------

// ConversationsEngine::emitConversationModelUpdated

// @see header

//---------------------------------------------------------------

void ConversationsEngine::emitConversationModelUpdated()

{

    emit conversationModelUpdated();

}

//---------------------------------------------------------------

// ConversationsEngine::emitConversationListModelPopulated

// @see header

//---------------------------------------------------------------

void ConversationsEngine::emitConversationListModelPopulated()

{

    emit conversationListModelPopulated();

}

//---------------------------------------------------------------

// ConversationsEngine::emitConversationListModelEntryDeleted

// @see header

//---------------------------------------------------------------

void ConversationsEngine::emitConversationListModelEntryDeleted( int conversationId )

{

    emit conversationListEntryDeleted( conversationId );

}

//---------------------------------------------------------------

// ConversationsEngine::emitOpenConversationViewIdUpdate

// @see header

//---------------------------------------------------------------

void ConversationsEngine::emitOpenConversationViewIdUpdate(

        int newConversationId)

{

    //also register for subscription now

    QT_TRAP_THROWING(d_ptr->registerAgainForConversationUpdatesL(newConversationId));   

}

//---------------------------------------------------------------

// ConversationsEngine::disableRegisterationForCVEvents

// @see header

//---------------------------------------------------------------

void ConversationsEngine::disableRegisterationForCVEvents()

{

    d_ptr->deRegisterCVUpdatesTemporary();

}

//---------------------------------------------------------------

// ConversationsEngine::fetchMoreConversations

// @see header

//---------------------------------------------------------------

void ConversationsEngine::fetchMoreConversations()

{

    d_ptr->fetchMoreConversations();

}

//---------------------------------------------------------------

// ConversationsEngine::resendMessage()

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::resendMessage(qint32 messageId)

{

    return d_ptr->resendMessage(messageId);

}

//---------------------------------------------------------------

// ConversationsEngine::downloadMessage()

// @see header

//---------------------------------------------------------------

int ConversationsEngine::downloadMessage(qint32 messageId)

{

    return d_ptr->downloadMessage(messageId);

}

//---------------------------------------------------------------

// ConversationsEngine::downloadOperationSupported()

// @see header

//---------------------------------------------------------------

bool ConversationsEngine::downloadOperationSupported(qint32 messageId)

{

    return d_ptr->downloadOperationSupported(messageId);

}

//---------------------------------------------------------------

// ConversationsEngine::markAsReadAndGetType()

// @see header

//---------------------------------------------------------------

void ConversationsEngine::markAsReadAndGetType(qint32 messageId,

                                               int& msgType,

                                               int& msgSubType)

{

mConversationMsgStoreHandler->markAsReadAndGetType(messageId,

                                                    msgType,

                                                    msgSubType);

}

//---------------------------------------------------------------

// ConversationsEngine::getDBHandle()

// @see header

//---------------------------------------------------------------

RSqlDatabase& ConversationsEngine::getDBHandle(TBool& isOpen)

    {

    return mConversationsModel->getDBHandle(isOpen);

    }

//---------------------------------------------------------------

// ConversationsEngine::getMsgSubType()

// @see header

//---------------------------------------------------------------

int ConversationsEngine::getMsgSubType(int messageId)

{

 return mConversationMsgStoreHandler->getMsgSubType(messageId);

}

//EOF