// 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:

// cimmessagepart.h

//

/**

 * @file 

 * @

 * @released

 */

#ifndef __CIMMESSAGEPART_H__

#define __CIMMESSAGEPART_H__

class CImEmailMessage;

class CImMimeHeader;

class CMsvMimeHeaders;

class CImHtmlConverter;

class TImCreateMessageOptions

/**

@internalComponent

@released

*/

	{

public:

	TMsvPartList		iMsvPartList;

	TMsvEmailTypeList	iMsvEmailTypeList;

	TUid				iMessageType;

	};

class CImRemoveMessagePart : public CMsvOperation

/**

@internalComponent

@released

*/

	{

public:

	static CImRemoveMessagePart* DeleteAttachmentL(TRequestStatus &aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, TMsvId aAttachmentId);

	static CImRemoveMessagePart* DeleteAttachedMessageL(TRequestStatus &aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, TMsvId aAttachedMessageId);

	~CImRemoveMessagePart();

	const TDesC8& FinalProgress();

	void DoCancel();

	void RunL();

	const TDesC8& ProgressL();		// returns NULL until operation completed - then returns MessageId

	TMsvId RemovedAttachmentId();	

private:

	CImRemoveMessagePart(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId);

	void ConstructL(TMsvId aAttachmentId);

	void ErrorRecovery(TInt aError);

	void SelectNextStateL();					// selects next state to go to

	void ChangeStateL();					// initiates the next state operation

	void SelectAndChangeToNextStateL();

	void RequestComplete(TInt aError);

	void Recover();							// leave message in a 'good' state

	void CheckAttachmentParentTypeL();

	void MoveOtherEntryToParentOfFolderL();

	void DeleteAttachmentEntryL();

	void DeleteFolderEntryL();

	void CompleteRemoveMessagePartL();

private:

	enum TImRemoveMessagePartState

		{

		ECheckAttachmentParentType,

		EMoveOtherEntryToParentOfFolder,

		EDeleteAttachmentEntry,

		EDeleteFolderEntry,

		ECompleteRemoveMessagePart,

		EFinished

		};

	CMsvEntry&			iMsvEntry;

	CMsvOperation*		iMsvOperation;

	CMsvEntrySelection*	iMessageEntrySelection;

	CImEmailMessage*	iEmailMessage;

	TInt				iState;

	TPckgBuf<TMsvId>	iDataMember;

	TMsvId				iMessageId;

	TMsvId				iFolderToDeleteId;

	TInt				iAttachmentSize;

	TMsvId				iAttachmentId;

	TMsvId				iEntryToMoveId;

	};

class CImStoreMessagePart : public CMsvOperation

/**

@internalComponent

@released

*/

	{

public:

	static CImStoreMessagePart* AddAttachmentL(TMsvId aMessageId, const TDesC& aFilePath, CMsvEntry& aMsvEntry,CMsvAttachment* aAttachmentInfo,TRequestStatus& aStatus );

	static CImStoreMessagePart* AddEntryAsAttachmentL(TMsvId aMessageId,TMsvId aAttachmentMessageId, CMsvEntry& aMsvEntry, CMsvAttachment* aAttachmentInfo,TRequestStatus& aStatus);

	static CImStoreMessagePart* AddAttachmentL(TMsvId aMessageId,RFile& aFile, CMsvEntry& aMsvEntry, CMsvAttachment* aAttachmentInfo, TRequestStatus& aStatus);

	static CImStoreMessagePart* AddLinkedAttachmentL(TMsvId aMessageId,const TDesC& aFilePath, CMsvEntry& aMsvEntry,CMsvAttachment* aAttachmentInfo,TRequestStatus& aStatus );	

	static CImStoreMessagePart* CreateAttachmentL(TMsvId aMessageId,const TDesC& aFileName, RFile& aAttachmentFile,CMsvEntry& aMsvEntry, CMsvAttachment* aAttachmentInfo, TRequestStatus& aStatus);

	static CImStoreMessagePart* AddRelatedPartL(TRequestStatus &aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, const TDesC& aAttachmentFullName, TMsvId aRelatedPartId, const TDesC8& aContentId);

	static CImStoreMessagePart* StoreBodyTextL(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, CRichText& aRichText, TBool aUsePlainTextStorage = EFalse);

	static CImStoreMessagePart* StoreBodyTextWithMimeHeaderL(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, CRichText& aRichText, const CImMimeHeader& aMimeHeader, TBool aUsePlainTextStorage = EFalse);

	static CImStoreMessagePart* StorePlainBodyTextL(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, TBool aUsePlainTextStorage = ETrue);

	static CImStoreMessagePart* StorePlainBodyTextL(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, CImMimeHeader& aMimeHeader, TBool aUsePlainTextStorage = ETrue);

	~CImStoreMessagePart();

	const TDesC8& FinalProgress();

	void DoCancel();

	void RunL();

	const TDesC8& ProgressL();

private:

	enum TImMessagePart

		{

		EMessagePartAttachment,

		EMessagePartBody,

		EMessagePartMessageAttachment

		};

	void ConstructL(RFile& aFile);

	void ConstructL(RFile& aFile,const TDesC& aAttachmentName);

	void ConstructL(const TDesC& aAttachmentFullName, const TDesC8& aContentId);

	void ConstructAttachmentInfo(CMsvAttachment* aAttachmentInfo,TInt aAttachmentCreationState);

	CImStoreMessagePart(TRequestStatus& aStatus, CMsvEntry& aMsvEntry, TMsvId aMessageId, TBool aUsePlainTextStorage = EFalse);

	void ConstructL();

	void ConstructL(const TDesC& aAttachmentFullName);

	void ConstructL(TMsvId aAttachmentMessageId);

	void ConstructL(const TDesC& aAttachmentFullName, TMsvId aRelatedPartId, const TDesC8& aContentId);

	void ConstructL(CRichText& aRichText);

	void ConstructL(CRichText& aRichText, const CImMimeHeader& aMimeHeader);

	void ConstructL(CImMimeHeader& aMimeHeader);

	void ConstructL(TImMessagePart aMessagePart);

	void ErrorRecovery(TInt error);

	void SelectNextStateL();				// selects next state to go to

	void ChangeStateL();					// initiates the next state operation

	void SelectAndChangeToNextStateL();

	void RequestComplete(TInt aError);

	void Recover();

	TBool HTMLMessage() const;

	void SetHTMLMessage(TBool aFlag);

	TBool MultipartMixedExists() const;

	void SetMultipartMixedExists(TBool aFlag);

	TBool MultipartMixedCreated() const;

	void SetMultipartMixedCreated(TBool aFlag);

	TBool MultipartAlternativeExists() const;

	void SetMultipartAlternativeExists(TBool aFlag);

	TBool MultipartAlternativeCreated() const;

	void SetMultipartAlternativeCreated(TBool aFlag);

	TBool MultipartRelatedExists() const;

	void SetMultipartRelatedExists(TBool aFlag);

	TBool MultipartRelatedCreated() const;

	void SetMultipartRelatedCreated(TBool aFlag);

	TBool TextPartExists() const;

	void SetTextPartExists(TBool aFlag);

	TBool TextPartCreated() const;

	void SetTextPartCreated(TBool aFlag);

 	TBool AttachmentEntryCreated() const;

	void SetAttachmentEntryCreated(TBool aFlag);

	void FindMultipartRelatedFolderL();

	void CheckForSubfolderL();

	void CreateAttachmentEntryL();

	void CopyOrigMessageToMessageL();

	void CreateMultipartMixedFolderEntryL();

	void CreateMultipartAlternativeFolderEntryL();

	void CreateMultipartRelatedFolderEntryL();

	void MoveOriginalMessageEntryChildrenToNewFolderL();

	void CreateTextEntryL();

	void StoreRichTextL();

	void CompleteStoreMessagePartL();

	void CreateHTMLEntryL();

	void PrepareToStoreHTMLEntryTextL();

	void StoreHTMLEntryTextL();

	void RemoveHTMLEntryL();

	void MoveTextEntryToAltFolderL();

	TPtrC GetDefaultAttachmentName();

	void OpenAndReadResourceFileL();

	void StoreMimeHeaderL();

	TBool CreateAttachmentMimeHeaderL(CImMimeHeader& aMimeHeader, const TDesC& aDetails);

	void CreateFolderMimeHeaderL(CImMimeHeader& aMimeHeader);

	void CreateMessageMimeHeaderL(CImMimeHeader& aMimeHeader);

	void AddAttachmentL();

	void AddAttachmentUsingFileHandleL();

	void AddLinkedAttachmentL();

	void AddEntryAsAttachmentL();	

	void CreateAttachmentL();

	void DoAttachmentStoreL();

	TInt CheckMimeInAttachmentInfoL(CMsvMimeHeaders& aMsvMimeHeaders);

	CImMimeHeader* ProcessAttachmentMimeHeadersL();

	void SetEntryDetailsL(TMsvEntry& aEntry);

	void StorePlainTextL();

private:

	enum TImStoreMessagePartState

		{

		EFindMultipartRelatedFolder,

		ECheckForSubfolder,

		ECreateAttachmentEntry,

		EStoreAttachment,

		ECopyOrigMessageToMessage,

		ECreateMultipartMixedFolderEntry,

		ECreateMultipartRelatedFolderEntry,

		ECreateMultipartAlternativeFolderEntry,

		EMoveOriginalMessageEntryChildrenToNewFolder,

		ECreateTextEntry,

		EStoreRichText,

		ERemoveHTMLEntry,

		EMoveTextToAlternativeFolder,

		ECreateHTMLEntry,

		EPrepareToStoreHTMLEntryText,

		EStoreHTMLEntryText,

		ECompleteStoreMessage,

		EFinished

		,EStoreHTMLTextInEntry,

		EAddEntryAttachment	

		};

	enum TImStoreMessagePartFlags

		{

		KStoreMessagePartClearFlag							= 0x00000000,

		KStoreMessagePartHTMLMessage						= 0x00000001,

		KStoreMessagePartMultipartMixedExists				= 0x00000002,

		KStoreMessagePartMultipartMixedCreated				= 0x00000004,

		KStoreMessagePartMultipartAlternativeExists			= 0x00000008,

		KStoreMessagePartMultipartAlternativeCreated		= 0x00000010,

		KStoreMessagePartTextPartExists						= 0x00000020,

		KStoreMessagePartTextPartCreated					= 0x00000040,

		KStoreMessagePartAttachmentEntryCreated				= 0x00000080,

		KStoreMessagePartOrigMessageEntryChildrenCopied		= 0x00000100,

		KStoreMessagePartOrigMessageEntryChildrenDeleted	= 0x00000200,

		KStoreMessagePartMultipartRelatedExists				= 0x00000400,

		KStoreMessagePartMultipartRelatedCreated			= 0x00000800

		};

	CMsvEntry&			iMsvEntry;

	CMsvOperation*		iMsvOperation;

	CRichText*			iRichTextToStore; // I don't own this object!

	CImMimeHeader*		iMimeHeaderOfBodyText;

	CRichText*			iRichText;

	CFileMan*			iFileMan;

	CMsvEntrySelection* iMessageEntrySelection;

	TInt				iState;

	TPckgBuf<TMsvId>	iDataMember;

	TMsvId				iMessageId;

	TImMessagePart		iMessagePart;

	TMsvId				iMixFolderId;

	TMsvId				iAltFolderId;

	TMsvId				iRelFolderId;

	HBufC*				iAttachmentFullName;

	TInt				iAttachmentSize;

	TMsvId				iAttachmentId;

	TMsvId				iTextId;

	TMsvId				iHtmlId;

	TMsvId				iRelatedPartId;

	TMsvId				iAttachmentMessageId;

	TUint32				iFlags;

	HBufC8*				iContentId;

	CImEmailMessage*	iEmailMessage;

	// Used when converting rich text to html

	CParaFormatLayer*	iParaLayer;

	CCharFormatLayer*	iCharLayer;

	CImHtmlConverter* 	iHtmlConverter;

	TBool iFinishedConvertingHTML;

	CMsvAttachment*		iAttachmentInfo;

	CMsvStore* 			iStore;

	TInt 				iAttachmentCreateState;

	TBool				iIsAddByFileHandle;

	RFile*				iFileHandle;

	RFile               iFile;

	// Indicates whether to store message body as CRichText or plaintext.

	TBool 				iUsePlainTextStorage;

	// Size of the plain text body.

	TInt				iSizeOfBody;

	// Size of the Fwd'ed/ReplyTo plaintext body part.

	TInt				iSizeFwdReplyBody;

	// The error value returned when CRichText is populated with message body text.

	TInt 				iRestoreErr;

	enum TImAttachmentCreation

		{

		EAddAttachment,

		EAddAttachmentUsingFileHandle,

		EAddLinkedAttachment,

		EAddEntryAsAttachment,

		ECreateAttachment

		};

	};

class CImHtmlConverter : public CBase

/**

@internalComponent

@released

*/

	{

public:

	static CImHtmlConverter* NewL(CMsvEntry& aMsvEntry, CParaFormatLayer& aParaLayer, CCharFormatLayer& aCharLayer);

	~CImHtmlConverter();

	void PrepareToStoreHTMLEntryTextL(TMsvId& aHtmlId, const TMsvId aTextId);

	void ResetStoreL();

	void ResetStoreWithoutCommit();

	TBool StoreHTMLEntryTextAL(TRequestStatus& aStatus);

	CMsvOperation* ChangeHTMLTextInEnrtyL(TRequestStatus& aStatus);

	void ReadDefaultAttachmentNameL( RResourceFile& resourceFile);

	TInt Size() const;

private:

	CImHtmlConverter(CMsvEntry&	aMsvEntry, CParaFormatLayer& aParaLayer, CCharFormatLayer& aCharLayer);

	TFileName HtmlFilename(CMsvEntry& aEntry, TPtrC aFileName);

	TPtrC GetDefaultAttachmentName();

	void ConstructL();

private:

	CMsvEntry&			iMsvEntry;

	CParaFormatLayer&	iParaLayer;

	CCharFormatLayer&	iCharLayer;

	CConverterBase*		iToHTMLConverter;

	CCnaConverterList*	iConverterList;

	TMsvId				iTextId;

	TMsvId				iHtmlId;

	TInt				iSize;

	HBufC*				iDefaultAttachmentName;

	CRichText*			iRichText;

	RDesReadStream 		iSourceStream;

	RFileWriteStream	iTargetStream;

	CMsvStore*			iStore;

	RFile 				iFile;

	};

class CImStoreResolver : public CBase, public MRichTextStoreResolver

/**

@internalComponent

@released

*/

	{

public:

	CImStoreResolver(CStreamStore* aStore);

	~CImStoreResolver();

	//

private:

	const CStreamStore& StreamStoreL(TInt aPos)const;

	//

private:

	CStreamStore* iStore;

	};

#endif //__CIMMESSAGEPART_H__