/*

* 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:  Implementation of the wizard menu state.

*

*/

#include "ftuwizardmenustate.h"

#include "ftucontentservice.h"

#include <ftuwizard.h>

#include <hbmainwindow.h>

#include <hbview.h>

#include <hblabel.h>

#include <hbicon.h>

#include <hbinstance.h>

#include <hblistview.h>

#include <hbdocumentloader.h>

#include <QStandardItemModel>

#include <QDate>

#include <hbaction.h>

const int progressCompelete = 100;

const char* emptyLine = " ";

#define WMS_LOG qDebug() << "ftu:FtuWizardMenuState"

const char *FTUSTATEPROVIDER_DOCML = ":/xml/ftustateprovider.docml";

const char *TOC_VIEW = "tocView";

const char *TOC_INFOTEXT_LABEL = "tocInfoTextLabel";

const char *TOC_LIST_VIEW = "tocListView";

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

// FtuWizardMenuState::FtuWizardMenuState

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

//

FtuWizardMenuState::FtuWizardMenuState(QState *parent) :

    QState(parent),

    mMainWindow(NULL),

    mTocView(NULL),

    mInfoText(NULL),

    mListView(NULL),

	mDocumentLoader(NULL),

    mModel(NULL)   

{

    mMainWindow = hbInstance->allMainWindows().at(0);

    mModel = new QStandardItemModel(this);

	mDocumentLoader = new HbDocumentLoader();

	bool ok = false;

	mDocumentLoader->load(FTUSTATEPROVIDER_DOCML, &ok);

	QGraphicsWidget *widget = mDocumentLoader->findWidget(TOC_VIEW);

	Q_ASSERT_X(ok && (widget != 0), "ftustateprovider", "invalid DocML file");

	mTocView = qobject_cast<HbView*>(widget);

    mTocView->setTitle(qtTrId("txt_ftu_title_setup"));

	mMainWindow->addView(mTocView);

    // Set as initial view.

    mMainWindow->setCurrentView(mTocView);

    mExitAction = new HbAction(Hb::QuitNaviAction, this);

    mTocView->setNavigationAction(mExitAction);

    QObject::connect( mExitAction, SIGNAL(triggered()), this, SLOT(exitApp()));

}

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

// FtuWizardMenuState::~FtuWizardMenuState

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

//

FtuWizardMenuState::~FtuWizardMenuState()

{

	if(mModel)

	{

		delete mModel;

	}

	delete mDocumentLoader;

}

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

// FtuWizardMenuState::onEntry

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

//

void FtuWizardMenuState::onEntry(QEvent *event)

{    

    WMS_LOG << "::onEntry";

    QState::onEntry(event);

    if(!mInfoText)

    {    

        createInfoText();

    }    

    if(!mListView)

    {

        createTocList();

    }

    // If this is not the current view, we're getting back from plugin view

    if(mMainWindow->currentView() != mTocView)

    {

        mMainWindow->setCurrentView(mTocView, true);

    }

    mMainWindow->show();

}

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

// FtuWizardMenuState::onExit

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

//

void FtuWizardMenuState::onExit(QEvent *event)

{

    QState::onExit(event);

}

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

// FtuWizardMenuState::content

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

//

FtuContentService *FtuWizardMenuState::content() const

{

    return property(FTU_CONTENT_SERVICE_KEY).value<FtuContentService*>();

}

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

// FtuWizardMenuState::updatedAsString

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

//

QString FtuWizardMenuState::updatedAsString(const QDate& date) const

{

    QString status;

    if(date == QDate().currentDate() )

    { 	

        status.append(qtTrId("txt_ftu_list_update_today"));

    }

    else

    {

        status.append(qtTrId("txt_ftu_list_update_date").arg(date.toString()));

    }

    return status;

}

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

// FtuWizardMenuState::addWizardToListModel

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

//

void FtuWizardMenuState::addWizardToListModel(int aIndex)

{    

    WMS_LOG << "::addWizardToListModel idx : " << aIndex;

    FtuContentService* ftuContentService = content();

    FtuWizard* addedWizard = ftuContentService->wizard(aIndex);

    if(addedWizard)

    {    

        // Connect for progress updates.

        connect(addedWizard, SIGNAL(progressUpdated(FtuWizard *, bool, int)), 

                this, SLOT(updateProgress(FtuWizard *, bool, int)));

    	const FtuWizardSetting& settings = addedWizard->wizardSettings();

	    QStandardItem* newItem = new QStandardItem();

	    HbIcon icon (settings.mTocDefaultIcon.absoluteFilePath());

        QStringList data;

        data << settings.mTocLabel;

        QDate date = addedWizard->wizardCompletedDate();

        if(date.isNull())

        {

            data << emptyLine;

        }

        else

        {

            data << updatedAsString(date);

        }

        newItem->setBackground(QBrush(Qt::lightGray));

        newItem->setData(icon, Qt::DecorationRole);

        newItem->setData(QVariant(data), Qt::DisplayRole);

        mModel->appendRow(newItem);        

    }

}

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

// FtuWizardMenuState::createTocList

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

//

void FtuWizardMenuState::createTocList()

{

    if (!mListView)

    {

		mListView = qobject_cast<HbListView *>(mDocumentLoader->findWidget(

															TOC_LIST_VIEW));

	    connect(mListView,

                SIGNAL(activated(const QModelIndex)),

                this,

                SLOT(activateWizard(const QModelIndex)));

        mListView->setModel(mModel);

    }

}

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

// FtWizardMenuState::createInfoText

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

//

void FtuWizardMenuState::createInfoText()

{

    mInfoText = qobject_cast<HbLabel *>(mDocumentLoader->findWidget(TOC_INFOTEXT_LABEL));                               

    mInfoText->setPlainText(qtTrId("txt_ftu_subtitle_toc"));

}

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

// FtuWizardMenuState::activateWizard

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

//

void FtuWizardMenuState::activateWizard(const QModelIndex index)

{

    // Set the active wizard index

    content()->setActiveWizard(index.row());

    // signal to activated state

    emit wizardSelected();

}

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

// FtuWizardMenuState::updateProgress

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

//

void FtuWizardMenuState::updateProgress(FtuWizard *caller, bool show, 

                                           int progress)

{

    Q_UNUSED(show)

    QList<FtuWizard*> wizards = content()->wizards();

    int index = -1;

    // Get the index of the wizard

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

    {

        if(caller == wizards[i])

        {

            WMS_LOG << "::updateProgress wizard found at: " << i;

            index = i;

        }

    }

    if(index != -1)

    {  

        QStringList data;

        data << wizards[index]->wizardSettings().mTocLabel;           

        if(progress < progressCompelete)

        {

            QString progressStr;

            QString progressNumber;

            progressNumber.setNum(progress);

            progressStr = qtTrId("txt_ftu_list_progress_status").arg(progressNumber);

            data << progressStr;

        }

        else

        {         

            QDate date = wizards[index]->wizardCompletedDate();

            data << updatedAsString(date);            

        }

        mModel->item(index)->setData(QVariant(data), Qt::DisplayRole);

    }

}

void FtuWizardMenuState::exitApp()

    {

    qApp->exit();

    }