/*

 * 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: Helper class to monitor msg construction in unified editor

 *

 */

// INCLUDES

#include "debugtraces.h"

#include <HbNotificationDialog>

#include <HbWidget>

// USER INCLUDES

#include "msgunieditormonitor.h"

#include "msgunieditorview.h"

#include "msgunieditoraddress.h"

#include "msgunieditorsubject.h"

#include "msgunieditorbody.h"

#include "msgunieditorattachmentcontainer.h"

#include "UniEditorGenUtils.h"

// Constants

// Define static

ConvergedMessage::MessageType MsgUnifiedEditorMonitor::mMessageType;

int MsgUnifiedEditorMonitor::mBodySize;

int MsgUnifiedEditorMonitor::mContainerSize;

int MsgUnifiedEditorMonitor::mSubjectSize;

int MsgUnifiedEditorMonitor::mMaxMmsSize;

int MsgUnifiedEditorMonitor::mMaxSmsRecipients;

int MsgUnifiedEditorMonitor::mMaxMmsRecipients;

int MsgUnifiedEditorMonitor::mMsgCurrAddressCount;

//Localized strings

#define LOC_POP_MESSAGE_CHANGE_MUL hbTrId("txt_messaging_dpopinfo_message_type_changed_to_mul")

#define LOC_POP_MESSAGE_CHANGE_TEXT hbTrId("txt_messaging_dpopinfo_message_type_changed_to_tex")

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

// MsgUnifiedEditorMonitor::MsgUnifiedEditorMonitor

// @see header file

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

MsgUnifiedEditorMonitor::MsgUnifiedEditorMonitor(QObject* parent) :

QObject(parent),

mSkipNote(false)

{    

    mUniEditorGenUtils = q_check_ptr( new UniEditorGenUtils);

    init(); 

}

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

// MsgUnifiedEditorMonitor::~MsgUnifiedEditorMonitor

// @see header file

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

MsgUnifiedEditorMonitor::~MsgUnifiedEditorMonitor()

{

    delete mUniEditorGenUtils;

}

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

// MsgUnifiedEditorMonitor::init

// @see header file

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

void MsgUnifiedEditorMonitor::init()

{

    mMessageType = ConvergedMessage::Sms;

    mBodySize = 0;

    mContainerSize = 0;

    mSubjectSize = 0;

    mMsgCurrAddressCount = 0;

    mMaxMmsSize = KDefaultMaxSize;

    TRAP_IGNORE(mMaxMmsSize = mUniEditorGenUtils->MaxMmsMsgSizeL());

    mMaxSmsRecipients = KDefaultSmsRecipients;

    TRAP_IGNORE(mMaxSmsRecipients = mUniEditorGenUtils->MaxSmsRecipientsL());

    mMaxMmsRecipients = KDefaultMmsRecipients;

    TRAP_IGNORE(mMaxMmsRecipients = mUniEditorGenUtils->MaxMmsRecipientsL());

}

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

// MsgUnifiedEditorMonitor::handleContentChange

// @see header file

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

void MsgUnifiedEditorMonitor::handleContentChange()

{

    // get the projected message type & show the type change note

    ConvergedMessage::MessageType newMsgType = projectedMsgType();    

    if(mMessageType != newMsgType)

    {

        mMessageType = newMsgType;

        QString noteStr;

        if(newMsgType == ConvergedMessage::Sms)

        {

            noteStr = LOC_POP_MESSAGE_CHANGE_TEXT;

        }

        else

        {

            noteStr = LOC_POP_MESSAGE_CHANGE_MUL;

        }

        showPopup(noteStr);

    }

    HbWidget* senderWidget = qobject_cast<HbWidget*>(sender());

    updateMsgInfo(senderWidget);

    updateSend();

}

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

// MsgUnifiedEditorMonitor::projectedMsgType

// @see header file

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

ConvergedMessage::MessageType MsgUnifiedEditorMonitor::projectedMsgType()

{

    ConvergedMessage::MessageType newMsgType = ConvergedMessage::Sms;

    // check if MMS content is present in any of the editor component

    if( bodyHasMMSContent() ||

        subjectHasMMSContent() ||

        containerHasMMSContent() ||

        otherMMSCriteriaMet() )

    {

        newMsgType = ConvergedMessage::Mms;

    }

    return newMsgType;

}

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

// MsgUnifiedEditorMonitor::updateMsgInfo

// @see header file

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

void MsgUnifiedEditorMonitor::updateMsgInfo(HbWidget* senderWidget)

{

    if(mMessageType == ConvergedMessage::Mms)

    {

        //Disable char counter & add subject

        view()->mBody->disableCharCounter();

        view()->addSubject();

    }

    else

    {

        //Enable char counter

        view()->mBody->enableCharCounter();    

    }

    // check if sent by body widget

    MsgUnifiedEditorBody* body = NULL;

    body = qobject_cast<MsgUnifiedEditorBody*>(senderWidget);

    if(body)

    {

        mBodySize = view()->mBody->bodySize();

        view()->setAttachOptionEnabled(

                MsgUnifiedEditorView::TBE_PHOTO, !view()->mBody->hasImage());

        view()->setAttachOptionEnabled(

                MsgUnifiedEditorView::TBE_SOUND, !view()->mBody->hasAudio());

        return;

    }

    // check if sent by subject widget

    MsgUnifiedEditorSubject* subject = NULL;

    subject = qobject_cast<MsgUnifiedEditorSubject*>(senderWidget);

    if(subject)

    {

        mSubjectSize = view()->mSubjectField->subjectSize();

        return;

    }

    // check if sent by attachment container widget

    MsgAttachmentContainer* container = NULL;

    container = qobject_cast<MsgAttachmentContainer*>(senderWidget);

    if(container)

    {

        mContainerSize = view()->mAttachmentContainer->containerSize();

        return;

    }

    // handle content change from other widgets e.g. To, Cc, Bcc address field

    int totalAddressCount = view()->mToField->addressCount();

    if(view()->mCcField && view()->mBccField)

    {

        totalAddressCount += view()->mCcField->addressCount() +

                view()->mBccField->addressCount();

    }

    mMsgCurrAddressCount = totalAddressCount;

    return;

}

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

// MsgUnifiedEditorMonitor::showPopup

// @see header file

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

void MsgUnifiedEditorMonitor::showPopup(const QString& text)

{

    if(!mSkipNote)

    {

        HbNotificationDialog* dlg = new HbNotificationDialog();

        dlg->setFocusPolicy(Qt::NoFocus);

        dlg->setDismissPolicy(HbPopup::TapAnywhere);

        dlg->setAttribute(Qt::WA_DeleteOnClose, true);

        dlg->setTitle(text);

        dlg->show();

    }

    // reset skip note flag

    mSkipNote = false;

}

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

// MsgUnifiedEditorMonitor::view

// @see header file

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

MsgUnifiedEditorView* MsgUnifiedEditorMonitor::view()

{

    return static_cast<MsgUnifiedEditorView*>(this->parent());

}

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

// MsgUnifiedEditorMonitor::bodyHasMMSContent

// @see header file

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

bool MsgUnifiedEditorMonitor::bodyHasMMSContent()

{

    MsgUnifiedEditorBody* edBody = view()->mBody;

    // If any media-object is present inside body

    if(!edBody->mediaContent().isEmpty())

    {

        return true;

    }

    int bodyTextSize = mUniEditorGenUtils->UTF8Size(edBody->text());

    int maxSmsSize = 0;

    TRAP_IGNORE(maxSmsSize = 

           mUniEditorGenUtils->MaxSmsMsgSizeL(edBody->isUnicode()));

    // If body text size exceeds sms text-size limit

    if(bodyTextSize > maxSmsSize)

    {

        return true;

    }

    return false;

}

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

// MsgUnifiedEditorMonitor::subjectHasMMSContent

// @see header file

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

bool MsgUnifiedEditorMonitor::subjectHasMMSContent()

{

    MsgUnifiedEditorSubject* edSubject = view()->mSubjectField;

    ConvergedMessage::Priority priority = ConvergedMessage::Normal;

    QString subjectText;

    if(edSubject)

    {

        priority = edSubject->priority();

        subjectText = edSubject->text();

    }

    // If priority is set to other than Normal or

    // If subject has some content

    if( (priority != ConvergedMessage::Normal) ||

        !subjectText.isEmpty() )

    {

        return true;

    }

    return false;

}

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

// MsgUnifiedEditorMonitor::containerHasMMSContent

// @see header file

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

bool MsgUnifiedEditorMonitor::containerHasMMSContent()

{

    QString bodyText = view()->mBody->text();

    MsgAttachmentContainer* edContainer = view()->mAttachmentContainer;

    bool hasMMAttachmentContent = false;

    int attachmentCount = 0;

    if(edContainer)

    {

        hasMMAttachmentContent = edContainer->hasMMContent();

        attachmentCount = edContainer->count();

    }

    // If MM attachments are present or

    // If only one non-MM attachment is present e.g. vcf along with body text

    if( hasMMAttachmentContent ||

        ((attachmentCount == 1) && !bodyText.isEmpty()) )

    {

        return true;

    }

    return false;

}

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

// MsgUnifiedEditorMonitor::otherMMSCriteriaMet

// @see header file

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

bool MsgUnifiedEditorMonitor::otherMMSCriteriaMet()

{

    MsgUnifiedEditorAddress* edCc = view()->mCcField;

    MsgUnifiedEditorAddress* edBcc = view()->mBccField;

    int ccCount = 0;

    int bccCount = 0;

    if(edCc && edBcc)

    {

        ccCount = edCc->addressCount();

        bccCount = edBcc->addressCount();

    }

    // If CC/BCC has some content or

    // If to-recipients count exceeds max sms recipient count

    if( ccCount || bccCount ||

        (view()->mToField->addressCount() > mMaxSmsRecipients) )

    {

        return true;

    }

    // If to-field contains an email address

    bool isEmailPresent = false;

    ConvergedMessageAddressList addrList = view()->mToField->addresses();

    TRAP_IGNORE(isEmailPresent = mUniEditorGenUtils->VerifyEmailAddressesL(addrList));

    if(isEmailPresent)

    {

        return true;

    }

    return false;

}

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

// MsgUnifiedEditorMonitor::updateSend

// @see header file

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

void MsgUnifiedEditorMonitor::updateSend()

{

    if (mMsgCurrAddressCount > 0 && (mSubjectSize + mBodySize + mContainerSize) > 0 && !view()->mBody->isImageResizing())

    {

        emit enableSend(true);

    }

    else

    {

        emit enableSend(false);

    }

}

//EOF