/*

* Copyright (c) 2007 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:  Utility class to store settings for predictive search.

*                Used to set the desired data stores to search and 

*                the display fields for predictive search.

*

*/

// INCLUDE FILES

#include <s32mem.h>

#include "CPsSettings.h"

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

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

// CPsSettings::NewL

// Two Phase constructor

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

EXPORT_C CPsSettings* CPsSettings::NewL()

{

	CPsSettings* self = new (ELeave) CPsSettings();	

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

}

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

// CPsSettings::CPsSettings

// Default constructor

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

CPsSettings::CPsSettings()

{

}

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

// CPsSettings::ConstructL

// Two phase construction

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

void CPsSettings::ConstructL()

{

   iMaxResults = -1;

   iSortType = EAlphabetical;

}

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

// CPsSettings::CloneL

// Returns the clone.

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

EXPORT_C CPsSettings*  CPsSettings::CloneL() const

{

    CPsSettings* self = CPsSettings::NewL();	

    CleanupStack::PushL(self);

    // Set the Max reslts

	self->SetMaxResults(iMaxResults);

	self->SetSortType(iSortType);

    // Copy the search uris

    RPointerArray <TDesC>  newUris;

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

	{

		newUris.Append(iSearchUri[i]->AllocL());

	}

    self->SetSearchUrisL(newUris);

    self->SetSearchUrisL(iSearchUri);

    // Set the display fields

    self->SetDisplayFieldsL(iDisplayFields);

    newUris.ResetAndDestroy();

    CleanupStack::Pop();

    return self;

}

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

// CPsSettings::~CPsSettings

// Destructor

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

EXPORT_C CPsSettings::~CPsSettings()

{

	iSearchUri.ResetAndDestroy();

	iDisplayFields.Reset();

}

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

// CPsSettings::SetSearchUrisL

// Sets the list of URIs to search from.

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

EXPORT_C void CPsSettings::SetSearchUrisL(const RPointerArray<TDesC>& aSearchUri)

{   

	iSearchUri.ResetAndDestroy();

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

	{

		const HBufC* uriToAppend =aSearchUri[i]->AllocL();

		iSearchUri.Append(uriToAppend);

	}

}

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

// CPsSettings::SetDisplayFieldsL

// Sets the list of fields to display.

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

EXPORT_C void CPsSettings::SetDisplayFieldsL(const RArray<TInt>& aDisplayFields)

{

	iDisplayFields.Reset();

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

	{

		iDisplayFields.Append(aDisplayFields[i]);

	}

}

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

// CPsSettings::SetMaxResults

// Sets the number of elements (contacts) to be given to client.

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

EXPORT_C void CPsSettings::SetMaxResults(const TInt aMaxResults)

{

	if(aMaxResults >= -1)

	{

		iMaxResults = aMaxResults;

	}

	else

	{

		iMaxResults = -1;

	}	

}

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

// CPsSettings::SetSortType

// Sets the sort type for the search

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

EXPORT_C void CPsSettings::SetSortType(const TSortType aSortType)

{

	iSortType = aSortType;

}

// CPsSettings::SearchUrisL

// Returns the list of URIs configured to search from.

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

EXPORT_C void CPsSettings:: SearchUrisL(RPointerArray<TDesC>& aSearchUri) const

{

    //Cleanup already existing memory

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

	{

		const HBufC* uriToAppend =iSearchUri[i]->AllocL();

		aSearchUri.Append(uriToAppend);

	}

}

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

// CPsSettings::DisplayFieldsL

// Returns the list of fields to display.

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

EXPORT_C void CPsSettings:: DisplayFieldsL(RArray<TInt>& aDisplayFields) const

{

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

	{

		aDisplayFields.Append(iDisplayFields[i]);

	}

}

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

// CPsSettings::MaxResults

// Returns the number of elements (contacts) to be given to client.

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

EXPORT_C TInt CPsSettings::MaxResults() const

{

	return iMaxResults;

}

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

// CPsSettings::GetSortType

// Returns the sort type based on which results will be sorted.

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

EXPORT_C TSortType CPsSettings::GetSortType() const

{

	return iSortType;

}

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

// CPsSettings::GetGroupIdsL

// Returns the array  groupId from the URIs specified in the settings

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

EXPORT_C void CPsSettings::GetGroupIdsL(RArray<TInt>& aGroupIdArray) 

{

    aGroupIdArray.Reset();

    // The format for groups URI is "cntdb:://group.gdb/group?=<groupId>"

    // We use "=" to identify if it is  a group URI

    TChar equalToCharacter('=');

    // Parse through all the URIs

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

    {	    	

    	TInt offset = iSearchUri[i]->Locate(equalToCharacter);

		if ( offset != KErrNotFound )

		{

			// Parse and Extract the group name

			TInt len = iSearchUri[i]->Length();

			HBufC* grpIdBuf = iSearchUri[i]->Right(len - offset - 1).AllocL();

			// Convert to decimal 

			TInt grpIdVal = 0;

			TLex16 myDocId(*grpIdBuf);

			TInt err = myDocId.Val(grpIdVal);

			// Append to aGroupIdArray, if conversion is successful

			if( KErrNone == err)

			{

				aGroupIdArray.Append(grpIdVal);

			}

			// Cleanup memory

			delete   grpIdBuf;

			grpIdBuf = NULL;

		}

	}		

}

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

// CPsSettings::ExternalizeL

// Writes 'this' to aStream

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

EXPORT_C void CPsSettings::ExternalizeL(RWriteStream& aStream) const

{     

    aStream.WriteUint8L(iSearchUri.Count()); // Number of databse URIs

	for ( int index = 0; index < iSearchUri.Count(); index++ )

	{

	    HBufC* uri = iSearchUri[index]->AllocL();

	    if ( uri ) // Write uri to the stream (or a NULL descriptor)

	    {

	    	aStream.WriteUint8L( uri->Size() ); // uri size

			aStream << *uri; // uri

	    }

	    else

	    {

	    	aStream.WriteUint8L( 0 );

	    	aStream << KNullDesC8;

	    }

	    delete uri;

	    uri = NULL;	    	

	}

    aStream.WriteUint8L(iDisplayFields.Count()); // Number of display fields

	for ( int index = 0; index < iDisplayFields.Count(); index++ )

	{

		aStream.WriteInt16L(iDisplayFields[index]);

	}

    aStream.WriteInt16L(iMaxResults); // Number of contacts that will be displayed to the client

    aStream.WriteInt8L(iSortType); // Set the sort type

}

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

// CPsSettings::InternalizeL

// Initializes 'this' with the contents of aStream

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

EXPORT_C void CPsSettings::InternalizeL(RReadStream& aStream)

{

    // Read number of database URIs

    TInt szNumUri = aStream.ReadUint8L();

    for ( int index = 0; index < szNumUri; index++ )

    {

        // Read uri size

	    TUint8 szUri = aStream.ReadUint8L();

    	HBufC* uri =  HBufC::NewL(aStream, szUri);

	    iSearchUri.InsertL(uri, index);

    }

    // Read number of display fields

    TInt szNumFields = aStream.ReadUint8L();

    for ( int index = 0; index < szNumFields; index++ )

    {

    	iDisplayFields.InsertL(aStream.ReadInt16L(), index);

    }

    // Read Number of contacts that will be displayed to the client

    iMaxResults = aStream.ReadInt16L();

    iSortType = (TSortType)aStream.ReadInt8L();

}