/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#ifndef plResPatcher_h_inc
#define plResPatcher_h_inc

#include "hsStlUtils.h"

#include "pnUtils/pnUtils.h"
#include "pnNetBase/pnNetBase.h"
#include "plEncryption/plChecksum.h"


class plManifest;
class plManifestFile;
class plOperationProgress;
struct NetCliFileManifestEntry;

class plResPatcher
{
protected:
    enum FileType {kFail, kPrp, kOther};
    std::string     fAgeToPatch;

    typedef std::vector<plManifestFile*> MfsFileVec;
    MfsFileVec  fMfsVec;

    bool        fDoneWithFile;
    bool        fSuccess;
    bool        fAlwaysShowAgeName;

    void IInit();
    static void ILog(UInt32 type, const char* format, ...);

    FileType IGetFile(const plManifestFile* mfsFile, plOperationProgress* progressBar);
    bool IGetAgeManifest();

    UInt32 IGetDownloadSize();

    bool IDecompressSound(plManifestFile* mfsFile, bool noOverwrite = false);

public:
    plResPatcher(const char* ageToPatch, bool showAgeName = false);
    ~plResPatcher();

    bool Update();

    static bool CheckFreeSpace(UInt32 bytesNeeded);

    // called by download callbacks to tell it we are done with the current file
    void DoneWithFile(bool success) {fDoneWithFile = true; fSuccess = success;}
    void DoneWithManifest(bool success, const NetCliFileManifestEntry manifestEntires[], unsigned entryCount);
};

enum PatcherLogType
{
    kHeader,
    kInfo,
    kMajorStatus,
    kStatus,
    kError,
};
void PatcherLog(PatcherLogType type, const char* format, ...);

#endif // _plResPatcher_h