//---------------------------------------------------------------------------


#include <vcl.h>
#include <windows.h>
#pragma hdrstop

#include "ITSUtilF.h"

//---------------------------------------------------------------------------

#pragma package(smart_init)


void ITSUtil_ShowErrorMessage(int nErrCode)
{
    LPVOID lpErrMsgBuf;

    FormatMessage(
        FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
        NULL,
        nErrCode, //GetLastError(),
        MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT),
        (LPTSTR)&lpErrMsgBuf,
        0,
        NULL
    );

    String sErrMsg;
    sErrMsg.printf(L"Error(%d) : %s", nErrCode, lpErrMsgBuf);
    LocalFree(lpErrMsgBuf);
    //Application->MessageBox(sErrMsg.c_str(), Caption.c_str(), MB_OK);
    Application->NormalizeTopMosts();
    Application->MessageBox(sErrMsg.c_str(), L"ITSUtil_ShowErrorMessage", MB_OK|MB_ICONERROR|MB_APPLMODAL);
    Application->RestoreTopMosts();
}
//---------------------------------------------------------------------------

DWORD ITSUtil_GetFileSize(String sFileName)
{
    HANDLE        hFile = INVALID_HANDLE_VALUE;
    LARGE_INTEGER liSize;

    liSize.LowPart = 0;
    liSize.HighPart = 0;

    hFile = ::CreateFile(sFileName.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);

    if (hFile == INVALID_HANDLE_VALUE)
    {
        ITSUtil_ShowErrorMessage(::GetLastError());
        return -1;
    }

    if (!GetFileSizeEx(hFile, &liSize))
    {
        ITSUtil_ShowErrorMessage(::GetLastError());
        return -2;
    }

#if 0
    if (liSize.HighPart != 0 || liSize.LowPart > 0x7FFFFFFF)
    {
        //  Lets not try to send anything larger than 2 gigs
        SetLastError(ERROR_OPEN_FAILED);
        ShowErrorMessage(::GetLastError());
        return -3;
    }
#endif

    if (hFile != INVALID_HANDLE_VALUE)
    {
        ::CloseHandle(hFile);
    }

    return liSize.LowPart;
}
//---------------------------------------------------------------------------

String ITSUtil_FormatStr(String AStrDateTime, String AFormat)
{
#define SYEAR "-"
#define STIME ":"
#define SPACE " "

    String sDateTime = "";
    String sInData   = AnsiString(AStrDateTime);

//ShowMessage("IN: " + AStrDateTime + "  " + sInData + "   " + AFormat);

    if (sInData.IsEmpty())
        return sInData;

    //sDateTime = sInData;
    try
    {
        if (AFormat == STR_DATETIME)
        {
            if (sInData.Length() < 14) return sInData;
            sDateTime = sInData.SubString( 1, 4) + SYEAR +
                        sInData.SubString( 5, 2) + SYEAR +
                        sInData.SubString( 7, 2) + SPACE +
                        sInData.SubString( 9, 2) + STIME +
                        sInData.SubString(11, 2) + STIME +
                        sInData.SubString(13, 2);
        }
        else
        if (AFormat == STR_HHNN)
        {
            if (sInData.Length() < 12) return sInData;
            sDateTime = sInData.SubString( 1, 4) + SYEAR +
                        sInData.SubString( 5, 2) + SYEAR +
                        sInData.SubString( 7, 2) + SPACE +
                        sInData.SubString( 9, 2) + STIME +
                        sInData.SubString(11, 2);
        }
        else
        if (AFormat == STR_DATEHOUR)
        {
            if (sInData.Length() < 10) return sInData;
            sDateTime = sInData.SubString( 1, 4) + SYEAR +
                        sInData.SubString( 5, 2) + SYEAR +
                        sInData.SubString( 7, 2) + SPACE +
                        sInData.SubString( 9, 2);
        }
        else
        if (AFormat == STR_DATE)
        {
            if (sInData.Length() < 8) return sInData;
            sDateTime = sInData.SubString( 1, 4) + SYEAR +
                        sInData.SubString( 5, 2) + SYEAR +
                        sInData.SubString( 7, 2);
        }
        else
        if (AFormat == STR_MM)
        {
            if (sInData.Length() < 6) return sInData;
            sDateTime = sInData.SubString( 1, 4) + SYEAR +
                        sInData.SubString( 5, 2);
        }
        else
        {
            sDateTime = sInData;
        }

    }
    catch(...)
    {
    }
//ShowMessage("OUT: " + sDateTime);

    return sDateTime;
}
//---------------------------------------------------------------------------

void ITSUtil_NetworkPing(String AIpAddress)
{
    try {
        String sCmd = "open";
        String sCmdParam = "ping.exe";
        String sParams = "-t " + AIpAddress;

        ShellExecute(NULL, sCmd.c_str(), sCmdParam.c_str(), sParams.c_str(), NULL, SW_SHOWNORMAL);
    } catch(...) {}
}
//---------------------------------------------------------------------------