//---------------------------------------------------------------------------
#ifndef SessionInfoH
#define SessionInfoH

#include "SessionData.h"
#include "Interface.h"
//---------------------------------------------------------------------------
enum TSessionStatus { ssClosed, ssOpening, ssOpened };
//---------------------------------------------------------------------------
struct TSessionInfo
{
  TSessionInfo();

  TDateTime LoginTime;
  UnicodeString ProtocolBaseName;
  UnicodeString ProtocolName;
  UnicodeString SecurityProtocolName;

  UnicodeString CSCipher;
  UnicodeString CSCompression;
  UnicodeString SCCipher;
  UnicodeString SCCompression;

  UnicodeString SshVersionString;
  UnicodeString SshImplementation;
  UnicodeString HostKeyFingerprintSHA256;
  UnicodeString HostKeyFingerprintMD5;

  UnicodeString CertificateFingerprint;
  UnicodeString Certificate;
  bool CertificateVerifiedManually;
};
//---------------------------------------------------------------------------
enum TFSCapability { fcUserGroupListing, fcModeChanging, fcGroupChanging,
  fcOwnerChanging, fcGroupOwnerChangingByID, fcAnyCommand, fcHardLink,
  fcSymbolicLink,
  // With WebDAV this is always true, to avoid double-click on
  // file try to open the file as directory. It does no harm atm as
  // WebDAV never produce a symlink in listing.
  fcResolveSymlink,
  fcTextMode, fcRename, fcNativeTextMode, fcNewerOnlyUpload, fcRemoteCopy,
  fcTimestampChanging, fcRemoteMove, fcLoadingAdditionalProperties,
  fcCheckingSpaceAvailable, fcIgnorePermErrors, fcCalculatingChecksum,
  fcModeChangingUpload, fcPreservingTimestampUpload, fcShellAnyCommand,
  fcSecondaryShell, fcRemoveCtrlZUpload, fcRemoveBOMUpload, fcMoveToQueue,
  fcLocking, fcPreservingTimestampDirs, fcResumeSupport,
  fcChangePassword, fsSkipTransfer, fsParallelTransfers, fsBackgroundTransfers,
  fcCount };
//---------------------------------------------------------------------------
struct TFileSystemInfo
{
  TFileSystemInfo();

  UnicodeString ProtocolBaseName;
  UnicodeString ProtocolName;
  UnicodeString RemoteSystem;
  UnicodeString AdditionalInfo;
  bool IsCapable[fcCount];
};
//---------------------------------------------------------------------------
class TSessionUI
{
public:
  virtual void __fastcall Information(const UnicodeString & Str, bool Status) = 0;
  virtual unsigned int __fastcall QueryUser(const UnicodeString Query,
    TStrings * MoreMessages, unsigned int Answers, const TQueryParams * Params,
    TQueryType QueryType = qtConfirmation) = 0;
  virtual unsigned int __fastcall QueryUserException(const UnicodeString Query,
    Exception * E, unsigned int Answers, const TQueryParams * Params,
    TQueryType QueryType = qtConfirmation) = 0;
  virtual bool __fastcall PromptUser(TSessionData * Data, TPromptKind Kind,
    UnicodeString Name, UnicodeString Instructions, TStrings * Prompts,
    TStrings * Results) = 0;
  virtual void __fastcall DisplayBanner(const UnicodeString & Banner) = 0;
  virtual void __fastcall FatalError(Exception * E, UnicodeString Msg, UnicodeString HelpKeyword = L"") = 0;
  virtual void __fastcall HandleExtendedException(Exception * E) = 0;
  virtual void __fastcall Closed() = 0;
  virtual void __fastcall ProcessGUI() = 0;
};
//---------------------------------------------------------------------------
enum TLogLineType { llOutput, llInput, llStdError, llMessage, llException };
enum TLogAction
{
  laUpload, laDownload, laTouch, laChmod, laMkdir, laRm, laMv, laCp, laCall, laLs,
  laStat, laChecksum, laCwd, laDifference
};
//---------------------------------------------------------------------------
enum TCaptureOutputType { cotOutput, cotError, cotExitCode };
typedef void __fastcall (__closure *TCaptureOutputEvent)(
  const UnicodeString & Str, TCaptureOutputType OutputType);
typedef void __fastcall (__closure *TCalculatedChecksumEvent)(
  const UnicodeString & FileName, const UnicodeString & Alg, const UnicodeString & Hash);
//---------------------------------------------------------------------------
class TSessionActionRecord;
class TActionLog;
//---------------------------------------------------------------------------
class TSessionAction
{
public:
  __fastcall TSessionAction(TActionLog * Log, TLogAction Action);
  __fastcall ~TSessionAction();

  void __fastcall Restart();

  void __fastcall Commit();
  void __fastcall Rollback(Exception * E = NULL);
  void __fastcall Cancel();

protected:
  TSessionActionRecord * FRecord;
};
//---------------------------------------------------------------------------
class TFileSessionAction : public TSessionAction
{
public:
  __fastcall TFileSessionAction(TActionLog * Log, TLogAction Action);
  __fastcall TFileSessionAction(TActionLog * Log, TLogAction Action, const UnicodeString & FileName);

  void __fastcall FileName(const UnicodeString & FileName);
};
//---------------------------------------------------------------------------
class TFileLocationSessionAction : public TFileSessionAction
{
public:
  __fastcall TFileLocationSessionAction(TActionLog * Log, TLogAction Action);
  __fastcall TFileLocationSessionAction(TActionLog * Log, TLogAction Action, const UnicodeString & FileName);

  void __fastcall Destination(const UnicodeString & Destination);
};
//---------------------------------------------------------------------------
class TUploadSessionAction : public TFileLocationSessionAction
{
public:
  __fastcall TUploadSessionAction(TActionLog * Log);
};
//---------------------------------------------------------------------------
class TDownloadSessionAction : public TFileLocationSessionAction
{
public:
  __fastcall TDownloadSessionAction(TActionLog * Log);
};
//---------------------------------------------------------------------------
class TRights;
//---------------------------------------------------------------------------
class TChmodSessionAction : public TFileSessionAction
{
public:
  __fastcall TChmodSessionAction(TActionLog * Log, const UnicodeString & FileName);
  __fastcall TChmodSessionAction(TActionLog * Log, const UnicodeString & FileName,
    const TRights & Rights);

  void __fastcall Rights(const TRights & Rights);
  void __fastcall Recursive();
};
//---------------------------------------------------------------------------
class TTouchSessionAction : public TFileSessionAction
{
public:
  __fastcall TTouchSessionAction(TActionLog * Log, const UnicodeString & FileName,
    const TDateTime & Modification);
};
//---------------------------------------------------------------------------
class TMkdirSessionAction : public TFileSessionAction
{
public:
  __fastcall TMkdirSessionAction(TActionLog * Log, const UnicodeString & FileName);
};
//---------------------------------------------------------------------------
class TRmSessionAction : public TFileSessionAction
{
public:
  __fastcall TRmSessionAction(TActionLog * Log, const UnicodeString & FileName);

  void __fastcall Recursive();
};
//---------------------------------------------------------------------------
class TMvSessionAction : public TFileLocationSessionAction
{
public:
  __fastcall TMvSessionAction(TActionLog * Log, const UnicodeString & FileName,
    const UnicodeString & Destination);
};
//---------------------------------------------------------------------------
class TCpSessionAction : public TFileLocationSessionAction
{
public:
  __fastcall TCpSessionAction(TActionLog * Log, const UnicodeString & FileName,
    const UnicodeString & Destination);
};
//---------------------------------------------------------------------------
class TCallSessionAction : public TSessionAction
{
public:
  __fastcall TCallSessionAction(TActionLog * Log, const UnicodeString & Command,
    const UnicodeString & Destination);

  void __fastcall AddOutput(const UnicodeString & Output, bool StdError);
  void __fastcall ExitCode(int ExitCode);
};
//---------------------------------------------------------------------------
class TLsSessionAction : public TSessionAction
{
public:
  __fastcall TLsSessionAction(TActionLog * Log, const UnicodeString & Destination);

  void __fastcall FileList(TRemoteFileList * FileList);
};
//---------------------------------------------------------------------------
class TStatSessionAction : public TFileSessionAction
{
public:
  __fastcall TStatSessionAction(TActionLog * Log, const UnicodeString & FileName);

  void __fastcall File(TRemoteFile * File);
};
//---------------------------------------------------------------------------
class TChecksumSessionAction : public TFileSessionAction
{
public:
  __fastcall TChecksumSessionAction(TActionLog * Log);

  void __fastcall Checksum(const UnicodeString & Alg, const UnicodeString & Checksum);
};
//---------------------------------------------------------------------------
class TCwdSessionAction : public TSessionAction
{
public:
  __fastcall TCwdSessionAction(TActionLog * Log, const UnicodeString & Path);
};
//---------------------------------------------------------------------------
class TDifferenceSessionAction : public TSessionAction
{
public:
  __fastcall TDifferenceSessionAction(TActionLog * Log, const TSynchronizeChecklist::TItem * Item);
};
//---------------------------------------------------------------------------
class TSessionLog
{
public:
  __fastcall TSessionLog(TSessionUI* UI, TDateTime Started, TSessionData * SessionData,
    TConfiguration * Configuration);
  __fastcall ~TSessionLog();

  void __fastcall SetParent(TSessionLog * Parent, const UnicodeString & Name);

  void __fastcall Add(TLogLineType Type, const UnicodeString & Line);
  void __fastcall AddSystemInfo();
  void __fastcall AddStartupInfo();
  void __fastcall AddException(Exception * E);
  void __fastcall AddSeparator();

  void __fastcall ReflectSettings();

  __property bool Logging = { read = FLogging };
  __property UnicodeString Name = { read = FName };

protected:
  void __fastcall CloseLogFile();
  bool __fastcall LogToFile();

private:
  TConfiguration * FConfiguration;
  TSessionLog * FParent;
  TCriticalSection * FCriticalSection;
  bool FLogging;
  void * FFile;
  UnicodeString FCurrentLogFileName;
  UnicodeString FCurrentFileName;
  __int64 FCurrentFileSize;
  TSessionUI * FUI;
  TSessionData * FSessionData;
  TDateTime FStarted;
  UnicodeString FName;
  bool FClosed;

  void __fastcall OpenLogFile();
  UnicodeString __fastcall GetLogFileName();
  void __fastcall DoAdd(TLogLineType Type, UnicodeString Line,
    void __fastcall (__closure *f)(TLogLineType Type, const UnicodeString & Line));
  void __fastcall DoAddToParent(TLogLineType aType, const UnicodeString & aLine);
  void __fastcall DoAddToSelf(TLogLineType aType, const UnicodeString & aLine);
  void __fastcall AddStartupInfo(bool System);
  void __fastcall DoAddStartupInfo(TSessionData * Data);
  UnicodeString __fastcall GetTlsVersionName(TTlsVersion TlsVersion);
  UnicodeString __fastcall LogSensitive(const UnicodeString & Str);
  void __fastcall AddOption(const UnicodeString & LogStr);
  void __fastcall AddOptions(TOptions * Options);
  UnicodeString __fastcall GetCmdLineLog();
  void __fastcall CheckSize(__int64 Addition);
  UnicodeString __fastcall LogPartFileName(const UnicodeString & BaseName, int Index);
};
//---------------------------------------------------------------------------
class TActionLog
{
friend class TSessionAction;
friend class TSessionActionRecord;
public:
  __fastcall TActionLog(TSessionUI* UI, TDateTime Started, TSessionData * SessionData,
    TConfiguration * Configuration);
  // For fatal failures for .NET assembly
  __fastcall TActionLog(TDateTime Started, TConfiguration * Configuration);
  __fastcall ~TActionLog();

  void __fastcall ReflectSettings();
  void __fastcall AddFailure(Exception * E);
  void __fastcall AddFailure(TStrings * Messages);
  void __fastcall BeginGroup(UnicodeString Name);
  void __fastcall EndGroup();

  __property UnicodeString CurrentFileName = { read = FCurrentFileName };
  __property bool Enabled = { read = FEnabled, write = SetEnabled };

protected:
  void __fastcall CloseLogFile();
  inline void __fastcall AddPendingAction(TSessionActionRecord * Action);
  void __fastcall RecordPendingActions();
  void __fastcall Add(const UnicodeString & Line);
  void __fastcall AddIndented(const UnicodeString & Line);
  void __fastcall AddMessages(UnicodeString Indent, TStrings * Messages);
  void __fastcall Init(TSessionUI * UI, TDateTime Started, TSessionData * SessionData,
    TConfiguration * Configuration);

private:
  TConfiguration * FConfiguration;
  TCriticalSection * FCriticalSection;
  bool FLogging;
  void * FFile;
  UnicodeString FCurrentLogFileName;
  UnicodeString FCurrentFileName;
  TSessionUI * FUI;
  TSessionData * FSessionData;
  TDateTime FStarted;
  TList * FPendingActions;
  bool FFailed;
  bool FClosed;
  bool FInGroup;
  UnicodeString FIndent;
  bool FEnabled;

  void __fastcall OpenLogFile();
  UnicodeString __fastcall GetLogFileName();
  void __fastcall SetEnabled(bool value);
};
//---------------------------------------------------------------------------
#endif