#ifndef ALGORITHM_H_INCLUDED
#define ALGORITHM_H_INCLUDED

#include "FreeFileSync.h"


namespace FreeFileSync
{
    wxString formatFilesizeToShortString(const wxULongLong& filesize);
    wxString formatFilesizeToShortString(const double filesize);
    wxString getFormattedDirectoryName(const wxString& dirname);

    void swapGrids(FileCompareResult& grid);

    void adjustModificationTimes(const wxString& parentDirectory, const int timeInSeconds, ErrorHandler* errorHandler) throw(AbortThisProcess);

    void deleteOnGridAndHD(FileCompareResult& grid, const set<int>& rowsToDelete, ErrorHandler* errorHandler, const bool useRecycleBin) throw(AbortThisProcess);
    void addSubElements(set<int>& subElements, const FileCompareResult& grid, const FileCompareLine& relevantRow);

    void filterCurrentGridData(FileCompareResult& currentGridData, const wxString& includeFilter, const wxString& excludeFilter);
    void removeFilterOnCurrentGridData(FileCompareResult& currentGridData);
    vector<wxString> compoundStringToFilter(const wxString& filterString); //convert compound string, separated by ';' or '\n' into formatted vector of wxStrings

    bool sameFileTime(const wxULongLong& a, const wxULongLong& b);

#ifdef FFS_WIN
//detect if FAT/FAT32 drive needs a +-1h time shift after daylight saving time (DST) switch due to known windows bug:
//http://www.codeproject.com/KB/datetime/dstbugs.aspx

//NO performance issue: debug build: 50 ms for 200000 files processed in for-loop
    void checkForDSTChange(const FileCompareResult& gridData, const vector<FolderPair>& directoryPairsFormatted, int& timeShift, wxString& driveName);
#endif  //FFS_WIN

}

#endif // ALGORITHM_H_INCLUDED