/*

* 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:  MCS settings plug-in model.

*

*/

#include <eikenv.h>

#include <itemmap.h>

#include <mhomescreensettingsif.h>

#include <aistrcnv.h>

#include <StringLoader.h>

#include <uri16.h>

#include <mcspluginsettingsres.rsg>

#include "mcspluginsettings.h"

#include "mcspluginsettingsmodel.h"

#include "mcspluginsettingscontainer.h"

#include "debug.h"

#include <mcsmenuitem.h>

/**

 * Line format for the settings list box

 */

_LIT(KSettingListboxLineFormat, " \t%S\t\t%S");

_LIT( KMenuAttrParam, "param");

_LIT( KMenuAttrLocked, "locked");

_LIT8( KTrue, "true" );

_LIT8( KAppUid, "271012080" );

_LIT8( KProperNameType, "type" );

_LIT8( KProperNameParam, "param" );

_LIT8( KProperNameUid, "uid" );

_LIT8( KProperNameView, "view" );

_LIT8( KProperNameLocked, "locked" );

_LIT8( KProperValueFolder, "folder" );

_LIT8( KProperValueSuite, "suite" );

_LIT8( KProperValueBookmark, "bookmark" );

_LIT8( KProperValueAppl, "application" );

using namespace HSPluginSettingsIf;

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

// Creates a formatted listbox line.

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

//

TPtrC CMCSPluginSettingsModel::ListBoxLineL( const TDesC& aCaption, TInt aIndex ) const

{

    HBufC* title = StringLoader::LoadLC(

            R_AI_MCS_SETTINGS_TXT_LINKN, aIndex + 1, iEnv );

   TPtrC caption;

   caption.Set(aCaption);

   TUriParser parser;

   TInt err = parser.Parse(aCaption);

   if (err == KErrNone)

   {

       // Remove scheme from the url.

       const TDesC& host = parser.Extract(EUriHost);

       if (host.Length())

       {

           caption.Set(host);

       }

   }

   // Format (" \t%S\t\t%S") without %S characters.

   TInt formatLength = KSettingListboxLineFormat().Length();

   HBufC* listBoxLine =

       HBufC::NewLC( title->Length() + 

                     caption.Length() + 

                     formatLength );

   TPtr ptr = listBoxLine->Des();

   ptr.Format(KSettingListboxLineFormat, title, &caption);

   delete iListBoxLine;

   iListBoxLine = NULL;

   iListBoxLine = listBoxLine;

   CleanupStack::Pop(listBoxLine);

   CleanupStack::PopAndDestroy(title);

   return *iListBoxLine;

}

// ======== MEMBER FUNCTIONS ========

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

// Two phased constructor

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

//

CMCSPluginSettingsModel* CMCSPluginSettingsModel::NewL( CMCSPluginSettings& aPlugin,

                                                        CCoeEnv* aEnv)

{

    CMCSPluginSettingsModel* self = new (ELeave) CMCSPluginSettingsModel(aPlugin, aEnv);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

}

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

// First phase construction

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

//

CMCSPluginSettingsModel::CMCSPluginSettingsModel( CMCSPluginSettings& aPlugin, 

                                                  CCoeEnv* aEnv )

                                                  : iPlugin( aPlugin ), 

                                                    iEnv( aEnv )

{

}

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

// Destructor

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

//

CMCSPluginSettingsModel::~CMCSPluginSettingsModel()

{

    delete iAppList;

    delete iBkmList;

    iSettings.Reset();

    delete iPluginSettings;

    delete iPluginId;

    delete iListBoxLine;

}

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

// Second phase construction

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

//

void CMCSPluginSettingsModel::ConstructL()

{

    iAppList = CMCSPluginSettingsAppList::NewL();

    iAppList->StartL();

    iBkmList = CMCSPluginSettingsBkmList::NewL();

}

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

// Gets the latest settings from HSPS and updates

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

//

void CMCSPluginSettingsModel::UpdateSettingsL( const TDesC8& aPluginId )

    {

    if( !iPlugin.Activated() )

        {

        return;

        }

    if( !iPluginSettings )

        {

        // AILaunch uid in decimal format

        iPluginSettings = CHomescreenSettings::NewL( KAppUid, aPluginId, this );

        iPluginId = aPluginId.AllocL();

        }

    iSettings.Reset();

    RPointerArray<CItemMap> settingItems;

    CleanupClosePushL( settingItems );

    iPluginSettings->GetSettingsL( *iPluginId, settingItems );

    TInt count = settingItems.Count();

    for ( TInt i = 0; i < count; i++ )

        {

        CItemMap* itemMap = settingItems[i];

        RPointerArray<HSPluginSettingsIf::CPropertyMap> properties;

        properties = itemMap->Properties();

        TSettingItem item = ItemL( properties );

        iSettings.AppendL( item );

        }

    CleanupStack::Pop( &settingItems );

    settingItems.ResetAndDestroy();

    }

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

// Tries to find menuitem which matches given HSPS entry

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

//

TSettingItem CMCSPluginSettingsModel::ItemL( 

                 RPointerArray<HSPluginSettingsIf::CPropertyMap>& aProperties )

    {

    TSettingItem setting = { KErrNotFound, EApplication , EFalse };

    TSettingType type = SettingTypeL( aProperties );

    if ( type == EApplication )

        {

        setting = iAppList->FindItemL( aProperties );

        }

    else if ( type == EBookmark )

        {

        setting = iBkmList->FindItemL( aProperties );

        }

    setting.locked = SettingLockedL( aProperties );

    return setting;

    }

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

// Gets Type (application or bookmark) of given HSPS entry

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

//

TSettingType CMCSPluginSettingsModel::SettingTypeL( 

                RPointerArray<HSPluginSettingsIf::CPropertyMap>& aProperties )

    {

    TSettingType type( EApplication );

    for( TInt i = 0; i < aProperties.Count(); i++ )

        {

        TPtrC8 name = aProperties[i]->Name();

        if( name == KProperNameType )

            {

            TPtrC8 value = aProperties[i]->Value();

            if( value == KProperValueBookmark )

                {

                type = EBookmark;

                }

            else

                {

                type = EApplication;

                }

            }

        }

    return type;

    }

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

// Gets locking status of given HSPS entry

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

//

TBool CMCSPluginSettingsModel::SettingLockedL( 

                RPointerArray<HSPluginSettingsIf::CPropertyMap>& aProperties )

    {

    for( TInt i = 0; i <aProperties.Count(); i++ )

        {

        TPtrC8 name = aProperties[i]->Name();

        if( name == KProperNameLocked )

            {

            TPtrC8 value = aProperties[i]->Value();

            if( value == KTrue )

                {

                return ETrue;

                }

            }

        }   

    return EFalse;

    }

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

// Saves menuitem to HSPS to the given shortcut index

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

//

void CMCSPluginSettingsModel::SaveSettingsL( const TInt& aIndex, 

                                             CMenuItem& aMenuItem )

    {

    if ( !iPluginSettings )

        {

        return;

        }

    RPointerArray<CItemMap> settingItems;

    CleanupClosePushL( settingItems );

    iPluginSettings->GetSettingsL( *iPluginId, settingItems );

    if ( aIndex >= 0 && aIndex < settingItems.Count() )

        {

        TBool exists( EFalse );

        CItemMap* itemMap = settingItems[ aIndex ];

        RPointerArray<HSPluginSettingsIf::CPropertyMap> properties;

        properties = itemMap->Properties();

        for ( TInt i = 0; i < properties.Count(); i++ )

            {

            if ( properties[ i ]->Name() == KProperNameType )

                {

                TPtrC type = aMenuItem.Type();

                if ( type == KMenuTypeUrl )

                    {

                    properties[ i ]->SetValueL( KProperValueBookmark );

                    }

                else if ( type == KMenuTypeFolder )

                    {

                    properties[ i ]->SetValueL( KProperValueFolder );

                    }

                else if ( type == KMenuTypeSuite )

                    {

                    properties[ i ]->SetValueL( KProperValueSuite );

                    }

                else

                    {

                    properties[ i ]->SetValueL( KProperValueAppl );

                    }

                }

            else if ( properties[ i ]->Name() == KProperNameUid )

                {

                TPtrC uid = aMenuItem.GetAttributeL( KMenuAttrUid, exists );

                if ( exists )

                    {

                    HBufC8* uid8( NULL );

                    uid8 = AiUtility::CopyToBufferL( uid8, uid );

                    CleanupStack::PushL( uid8 );

                    properties[ i ]->SetValueL( *uid8 );

                    CleanupStack::PopAndDestroy( uid8 );

                    }

                else

                    {

                    properties[ i ]->SetValueL( KNullDesC8 );

                    }

                }

            else if ( properties[ i ]->Name() == KProperNameView )

                {

                TPtrC view = aMenuItem.GetAttributeL( KMenuAttrView, exists );

                if( exists )

                    {

                    HBufC8* view8( NULL );

                    view8 = AiUtility::CopyToBufferL( view8, view );

                    CleanupStack::PushL( view8 );

                    properties[i]->SetValueL( *view8 );

                    CleanupStack::PopAndDestroy( view8 );

                    }

                else

                    {

                    properties[ i ]->SetValueL( KNullDesC8 );

                    }

                }

            else if ( properties[ i ]->Name() == KProperNameParam )

                {

                TPtrC param = aMenuItem.GetAttributeL( KMenuAttrParam, exists );

                TBool isFolder = EFalse;

                TPtrC type = aMenuItem.Type();

                // is the item folder or suite?

                if ( type == KMenuTypeFolder )

                    {

                    isFolder = ETrue;

                    }

                if ( exists || isFolder )

                    {

                    // the folder id is stored 

                    // in param attribute in HSPS

                    if ( isFolder )

                        {

                        TBuf<8> number;

                        number.Num( aMenuItem.Id() );

                        param.Set( number );

                        }

                    HBufC8* param8( NULL );

                    param8 = AiUtility::CopyToBufferL( param8, param );

                    CleanupStack::PushL( param8 );

                    properties[ i ]->SetValueL( *param8 );

                    CleanupStack::PopAndDestroy( param8 );

                    }

                else

                    {

                    properties[ i ]->SetValueL( KNullDesC8 );

                    }

                }

            else if ( properties[ i ]->Name() == KProperNameLocked )

                {

                TPtrC locked = aMenuItem.GetAttributeL( KMenuAttrLocked, exists );

                if ( exists )

                    {

                    HBufC8* locked8( NULL );

                    locked8 = AiUtility::CopyToBufferL( locked8, locked );

                    CleanupStack::PushL( locked8 );

                    properties[ i ]->SetValueL( *locked8 );

                    CleanupStack::PopAndDestroy( locked8 );

                    }

                else

                    {

                    properties[i]->SetValueL( KNullDesC8 );

                    }

                }

            }

        }

    // ETrue tells that modified settings are stored also to plugin reference

    iPluginSettings->SetSettingsL( *iPluginId, settingItems, ETrue );

    CleanupStack::Pop( &settingItems );

    settingItems.ResetAndDestroy();

    }

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

// Updates settings container.

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

//

void CMCSPluginSettingsModel::UpdateSettingsContainerL( const TDesC8& aPluginId )

{

    if (iContainer)

    {

        if (iContainer->IsChangeDialogShowing())

        {

            iContainer->CloseChangeDialog();

        }

    }

    UpdateSettingsL( aPluginId );

    if (iContainer)

    {

        iContainer->ResetCurrentListL(0);

    }

}

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

// From MHomeScreenSettingsObserver - handler for HSPS setting change

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

//

TInt CMCSPluginSettingsModel::SettingsChangedL( const TDesC8& /*aEvent*/,  

                                                const TDesC8& /*aPluginName*/,

                                                const TDesC8& /*aPluginUid*/, 

                                                const TDesC8& /*aPluginId*/ )

    {

    return KErrNone;

    }

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

// From MDesCArray

// Returns the number of descriptor elements in a descriptor array.

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

//

TInt CMCSPluginSettingsModel::MdcaCount() const

{

    return iSettings.Count();

}

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

// From MDesCArray

// Indexes into a descriptor array.

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

//

TPtrC CMCSPluginSettingsModel::MdcaPoint( TInt aIndex ) const

{

    if (aIndex < 0 || aIndex >= iSettings.Count())

    {

        TPtrC ret(KNullDesC);

        return ret;

    }

    if ( iSettings[aIndex].type == EApplication )

        {

        // first, we need to check if the item is missing 

        // (application unistaled or mmc card removed)

        // If it is, we return "Undefined" application name instead

        if ( iSettings[ aIndex ].id == KErrNotFound )

            {

            const TDesC& caption = iAppList->iUndefinedText->Des();

            TPtrC line; 

            TRAP_IGNORE( line.Set( ListBoxLineL( caption, aIndex ) ) )

            return line; 

            }

        else

            {

            const TDesC& caption = iAppList->MdcaPoint( iSettings[ aIndex ].id );

            TPtrC line; 

            TRAP_IGNORE( line.Set( ListBoxLineL( caption, aIndex ) ) )

            return line; 

            }

        }

    else

        {

        const TDesC& caption = iBkmList->MdcaPoint( iSettings[aIndex].id );

        TPtrC line;

        TRAP_IGNORE( line.Set( ListBoxLineL( caption, aIndex ) ) )

        return line;

        }

}

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

// Returns a setting ID for the given index.

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

//

TInt CMCSPluginSettingsModel::ItemId( TInt aIndex ) const

{

    if ( aIndex >= 0 && aIndex < iSettings.Count() )

    {

        return iSettings[ aIndex ].id;

    }

    return KErrNotFound;

}

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

// Returns a pointer to setting item for the given index

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

//

const TSettingItem CMCSPluginSettingsModel::Item( TInt aIndex ) const

    {

    TSettingItem setting = { KErrNotFound, EApplication, EFalse };

    if ( aIndex >= 0 && aIndex < iSettings.Count() )

        {

        setting = iSettings[ aIndex ];

        }

    return setting;

    }

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

// Replaces shortcut item at given index by a new one.

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

//

TBool CMCSPluginSettingsModel::ReplaceItemL( const TInt& aSettingIndex,