// sernumDlg.cpp : implementation file
//

#include "stdafx.h"
#include "sernum.h"
#include "sernumDlg.h"
#include "Crypto.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CSernumDlg dialog

CSernumDlg::CSernumDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSernumDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSernumDlg)
	m_cardnum1 = _T("");
	m_cardnum2 = _T("");
	m_cardnum3 = _T("");
	m_cardnum4 = _T("");
	m_finalnum1 = _T("");
	m_finalnum2 = _T("");
	m_finalnum3 = _T("");
	m_finalnum4 = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSernumDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSernumDlg)
	DDX_Text(pDX, IDC_EDIT1, m_cardnum1);
	DDX_Text(pDX, IDC_EDIT2, m_cardnum2);
	DDX_Text(pDX, IDC_EDIT3, m_cardnum3);
	DDX_Text(pDX, IDC_EDIT4, m_cardnum4);
	DDX_Text(pDX, IDC_STATIC1, m_finalnum1);
	DDX_Text(pDX, IDC_STATIC2, m_finalnum2);
	DDX_Text(pDX, IDC_STATIC3, m_finalnum3);
	DDX_Text(pDX, IDC_STATIC4, m_finalnum4);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSernumDlg, CDialog)
	//{{AFX_MSG_MAP(CSernumDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTONONE, OnButtonone)
	ON_BN_CLICKED(IDC_BUTTONTWO, OnButtontwo)
	ON_BN_CLICKED(IDC_BUTTONTHREE, OnButtonthree)
	ON_BN_CLICKED(IDC_BUTTONFOUR, OnButtonfour)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSernumDlg message handlers

BOOL CSernumDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CSernumDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CSernumDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CSernumDlg::OnButtonone() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	CString instring,outstring;
	instring=m_cardnum1;
	GetSerNum(instring,outstring);
//	GetSerNum(_T("0040"),outstring);
//	GetSerNum(_T("0040"),outstring);
//	GetSerNum(_T("0040"),outstring);
	m_finalnum1=outstring;
	UpdateData(FALSE);
}

void CSernumDlg::OnButtontwo() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	CString instring,outstring;
	instring=m_cardnum2;
	BYTE indata[24],outdata[20];
	int i,len,ilen;
	len=instring.GetLength();
	i=0;
	while(i<len)
	{
		indata[i]=instring.GetAt(i);
		i++;
	}
	ilen=i;
	while(i<24)
		indata[i++]=0;
	int re=GetSerNum(indata,outdata,ilen,20);
	if(re<0) return;
	for(i=0;i<20;i++)
		outstring.Insert(i+1,outdata[i]);
	m_finalnum2=outstring;
	UpdateData(FALSE);
}

void CSernumDlg::OnButtonthree() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	CString instring,outstring;
	instring=m_cardnum3;
	GetSerNum(instring,outstring);
	m_finalnum3=outstring;
	UpdateData(FALSE);
}

void CSernumDlg::OnButtonfour() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	CString instring,outstring;
	instring=m_cardnum4;
	GetSerNum(instring,outstring);
	m_finalnum4=outstring;
	UpdateData(FALSE);
}

void CSernumDlg::GetSerNum(CString inputstring, CString &outputstring)
{
	CCrypto* pcrypto=new CCrypto;
	pcrypto->GetFinalData(inputstring,outputstring);
	pcrypto->~CCrypto();
}

int CSernumDlg::GetSerNum(BYTE inputdata[], BYTE outputdata[], int inputSize, int outputSize)
{
	CCrypto* pcrypto=new CCrypto;
	int returnnum;
	returnnum=pcrypto->GetFinalData(inputdata,outputdata,inputSize,outputSize);
	pcrypto->~CCrypto();
	return(returnnum);
}