// dir_manifest.h
// hdiffz dir diff
//
/*
 The MIT License (MIT)
 Copyright (c) 2018-2019 HouSisong
 
 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
 files (the "Software"), to deal in the Software without
 restriction, including without limitation the rights to use,
 copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the
 Software is furnished to do so, subject to the following
 conditions:
 
 The above copyright notice and this permission notice shall be
 included in all copies of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 OTHER DEALINGS IN THE SOFTWARE.
 */
#ifndef hdiff_dir_manifest_h
#define hdiff_dir_manifest_h
#include "../dir_patch/dir_patch_types.h"
#if (_IS_NEED_DIR_DIFF_PATCH)
#include <stdio.h>
#include <string>
#include <vector>
#include <algorithm> //std::sort
#include "../../libHDiffPatch/HDiff/diff_types.h"
#include "../../libHDiffPatch/HPatch/checksum_plugin.h"

static inline
void assignDirTag(std::string& dir){
    if (dir.empty()||(dir[dir.size()-1]!=kPatch_dirSeparator))
        dir.push_back(kPatch_dirSeparator);
}

static inline
void sortDirPathList(std::vector<std::string>& fileList){
    std::sort(fileList.begin(),fileList.end());
}

struct IDirPathIgnore{
    virtual ~IDirPathIgnore(){}
    virtual bool isNeedIgnore(const std::string& path,size_t rootPathNameLen)=0;
};

void getDirAllPathList(const std::string& dir,std::vector<std::string>& out_list,
                       IDirPathIgnore* filter);

struct TManifest{
    std::string                 rootPath;
    std::vector<std::string>    pathList;
};

void get_manifest(IDirPathIgnore* listener,const std::string& inputPath,TManifest& out_manifest);
void save_manifest(const TManifest& manifest,
                   const hpatch_TStreamOutput* outManifest,hpatch_TChecksum* checksumPlugin);

void save_manifest(IDirPathIgnore* listener,const std::string& inputPath,
                   const hpatch_TStreamOutput* outManifest,hpatch_TChecksum* checksumPlugin);

struct TManifestSaved:public TManifest{
    std::string                     checksumType;
    size_t                          checksumByteSize;//if no file checksum,checksumByteSize==0
    std::vector<unsigned char>      checksumList;//size==checksumByteSize*pathList.size()
};

void save_manifest(IDirPathIgnore* filter,const std::string& inputPath,
                   const hpatch_TStreamOutput* outManifest,hpatch_TChecksum* checksumPlugin);

void load_manifestFile(TManifestSaved& out_manifest,const std::string& rootPath,
                       const std::string& manifestFile);
void load_manifest(TManifestSaved& out_manifest,const std::string& rootPath,
                   const hpatch_TStreamInput* manifestStream);
void checksum_manifest(const TManifestSaved& manifest,hpatch_TChecksum* checksumPlugin);

#endif
#endif //hdiff_dir_manifest_h