// TalkDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Talk.h"
#include "TalkDlg.h"

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


struct DOSDate
{
	short int	dos_year;
	char		dos_day;
	char		dos_mon;
};

struct DOSTime
{
	unsigned char	DOS_min;
	unsigned char	DOS_hour;
	unsigned char	DOS_hund;
	unsigned char	DOS_sec;
};

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTalkDlg dialog

CTalkDlg::CTalkDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTalkDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTalkDlg)
	m_strMsg = _T("");
	m_strServName = _T("");
	m_nServPort = 0;
	ReceiveNum = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTalkDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTalkDlg)
	DDX_Control(pDX, IDC_LIST_RECEIVED, m_listReceived);
	DDX_Control(pDX, IDC_LIST_SENT, m_listSent);
	DDX_Control(pDX, IDC_COMBO_TYPE, m_cmbType);
	DDX_Text(pDX, IDC_EDIT_MSG, m_strMsg);
	DDX_Text(pDX, IDC_EDIT_SERVNAME, m_strServName);
	DDX_Text(pDX, IDC_EDIT_SERVPORT, m_nServPort);
	DDX_Control(pDX, IDC_BTN_CONNECT, m_btnConnect);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTalkDlg, CDialog)
	//{{AFX_MSG_MAP(CTalkDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BTN_CONNECT, OnBtnConnect)
	ON_CBN_SELCHANGE(IDC_COMBO_TYPE, OnSelChangeComboType)
	ON_BN_CLICKED(IDOK, OnSendMsg)
	ON_BN_CLICKED(IDC_BTN_CLOSE, OnBtnClose)
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTalkDlg message handlers

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

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// 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
	m_cmbType.SetCurSel(1);		//default: client mode
	m_strServName = "192.168.201.22";
	m_nServPort = 1001;
	UpdateData(FALSE);			//update dialog

	m_sListenSocket.SetParent(this);
	m_sConnectSocket.SetParent(this);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CTalkDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 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 CTalkDlg::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 CTalkDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}



void CTalkDlg::OnBtnConnect()  
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);		// get data from diaglog window

	GetDlgItem(IDC_BTN_CONNECT)->EnableWindow(FALSE);
	GetDlgItem(IDC_EDIT_SERVNAME)->EnableWindow(FALSE);
	GetDlgItem(IDC_EDIT_SERVPORT)->EnableWindow(FALSE);
	GetDlgItem(IDC_STATIC_SERVNAME)->EnableWindow(FALSE);
	GetDlgItem(IDC_STATIC_SERVPORT)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMBO_TYPE)->EnableWindow(FALSE);

	if(m_cmbType.GetCurSel( ) == 0 )			// server mode
	{
		m_sListenSocket.Create(m_nServPort);
		m_sListenSocket.Listen( );
	}
	else										// client mode
	{
		m_sConnectSocket.Create( );
		//m_sConnectSocket.Connect(m_strServName, m_nServPort);
		SOCKADDR_IN Addr;
		memset( &Addr, 0, sizeof(SOCKADDR_IN) );
		Addr.sin_family = AF_INET;
		Addr.sin_port = htons(m_nServPort);
		Addr.sin_addr.S_un.S_addr = inet_addr(m_strServName);
		m_sConnectSocket.Connect( (SOCKADDR*)&Addr, sizeof(SOCKADDR_IN) );
	}
}

void CTalkDlg::OnSelChangeComboType() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);		// retrieve data from dialog
	if(m_cmbType.GetCurSel() == 0 )		// server mode
	{
		m_btnConnect.SetWindowText("偵聽");
	}
	else								// client mode
	{
		m_btnConnect.SetWindowText("連接");
	}
}

void CTalkDlg::OnAccept()
{
	// for server only
	m_sListenSocket.Accept(m_sConnectSocket);

	//active related control objects
	GetDlgItem(IDC_EDIT_MSG)->EnableWindow(TRUE);
	GetDlgItem(IDOK)->EnableWindow(TRUE);			// send button
	GetDlgItem(IDC_STATIC_MSG)->EnableWindow(TRUE);
}

void CTalkDlg::OnConnect()
{
	// for client only

	//active related control objects
	GetDlgItem(IDC_EDIT_MSG)->EnableWindow(TRUE);
	GetDlgItem(IDOK)->EnableWindow(TRUE);			// send button
	GetDlgItem(IDC_STATIC_MSG)->EnableWindow(TRUE);
	GetDlgItem(IDC_BTN_CLOSE)->EnableWindow(TRUE);
}

struct NetBoxSetup
{
	char   CmdCode;
	struct DOSDate Date;
	struct DOSTime Time;
};

void CTalkDlg::OnSendMsg() 
{
	// TODO: Add your control notification handler code here
	int nLen;							// message length
	int nSent;							// sent data length
	CTime MyTime;
	NetBoxSetup		SetupBlock;
	SYSTEMTIME		currentTime;


	UpdateData(TRUE);					//get data from diaglog window
     
	//SetTimer( 1, 100, NULL );


    
	if( m_strMsg.IsEmpty() || !m_strMsg.Compare("Set"))
	{
		SetupBlock.CmdCode = 0x10;
		//GetSystemTime( &currentTime );
		GetLocalTime( &currentTime );
		SetupBlock.Date.dos_year = (short int)currentTime.wYear;
		SetupBlock.Date.dos_mon = (char)currentTime.wMonth;
		SetupBlock.Date.dos_day = (char)currentTime.wDay;
		//SetupBlock.Time.DOS_hour = (unsigned char)currentTime.wHour + 8;
		SetupBlock.Time.DOS_hour = (unsigned char)currentTime.wHour;
		SetupBlock.Time.DOS_min = (unsigned char)currentTime.wMinute;
		SetupBlock.Time.DOS_sec = (unsigned char)currentTime.wSecond;
		SetupBlock.Time.DOS_hund = 0;

		m_strMsg = "NetBox Set";
		nLen = sizeof( NetBoxSetup );
		nSent = m_sConnectSocket.Send( &SetupBlock, nLen );
	}
	else if( !m_strMsg.Compare("Time") )
	{
		SetupBlock.CmdCode = 0x11;
		nLen = sizeof( NetBoxSetup );
		nSent = m_sConnectSocket.Send( &SetupBlock, nLen );

		// Add May20-2003 for test time
		//GetLocalTime( &currentTime );
        //m_strMsg.Format( "Time: %02d:%02d:%02d",currentTime.wHour, currentTime.wMinute, currentTime.wSecond );
		// Add end
	}
	else if( !m_strMsg.Compare("Exit") )
	{
		SetupBlock.CmdCode = 0x1a;
		nLen = sizeof( NetBoxSetup );
		nSent = m_sConnectSocket.Send( &SetupBlock, nLen );
	}
	else
	{
		nLen = m_strMsg.GetLength();
		nSent = m_sConnectSocket.Send( m_strMsg, nLen );
	//	nSent = m_sConnectSocket.Send( m_strMsg, nLen );
	}

	if( nSent != SOCKET_ERROR )
	{
		// send successfully!
		m_listSent.AddString(m_strMsg);
		UpdateData(FALSE);				// put data to diaglog window
	}
	else
	{
		AfxMessageBox("send fail!", MB_OK|MB_ICONSTOP);
	}

	//clean up current message 
	m_strMsg.Empty();
	UpdateData(FALSE);				// put data to diaglog window
}

void CTalkDlg::OnReceive()
{
	char pBuf[1024];
	char pBuf1[1024];
	int nBufSize = 1024;
	int nReceived;
	int len,i,  i1;
	CString strReceived;
	unsigned char abyte;

	// receiving message
	nReceived = m_sConnectSocket.Receive( pBuf, nBufSize );

	if( nReceived != SOCKET_ERROR )
	{
		pBuf[nReceived] = '\0';
        
	   /* for( i=0, i1=0; i<nReceived; i++ )
		{
			abyte = pBuf[i];
			sprintf( &pBuf1[i1], "%02x", (unsigned short int)abyte );
			i1 += 2;
		}
		pBuf1[i1] = '\0'; */
	    //strReceived.Format("Num=%d", ReceiveNum );
		strReceived.Format("%s", pBuf );
		//nReceived = strReceived.GetLength();
		m_listReceived.AddString(strReceived);
		//UpdateData(FALSE);				// put data to diaglog window

		//ReceiveNum++;
		//len = m_sConnectSocket.Send( strReceived, nReceived );      
		/*if( m_cmbType.GetCurSel()==0 )
		{
			len = m_sConnectSocket.Send( strReceived, nReceived );      
		}*/
			
	}
	else
	{
		AfxMessageBox( "Receive Fail!", MB_OK|MB_ICONSTOP );
	}
}

void CTalkDlg::OnClose()
{
	// close socket
	m_sConnectSocket.Close();

	// disable message send related control object
	GetDlgItem(IDC_EDIT_MSG)->EnableWindow(FALSE);
	GetDlgItem(IDOK)->EnableWindow(FALSE);
	GetDlgItem(IDC_STATIC_MSG)->EnableWindow(FALSE);
	GetDlgItem(IDC_BTN_CLOSE)->EnableWindow(FALSE);

	// cleanup list
	while(m_listSent.GetCount() != 0 )
	{
		m_listSent.DeleteString(0);
	}

	while(m_listReceived.GetCount() != 0 )
	{
		m_listReceived.DeleteString(0);
	}

	// for client only
	if( m_cmbType.GetCurSel() == 1 )
	{
		GetDlgItem(IDC_BTN_CONNECT)->EnableWindow(TRUE);
		GetDlgItem(IDC_EDIT_SERVNAME)->EnableWindow(TRUE);
		GetDlgItem(IDC_EDIT_SERVPORT)->EnableWindow(TRUE);
		GetDlgItem(IDC_STATIC_SERVNAME)->EnableWindow(TRUE);
		GetDlgItem(IDC_STATIC_SERVPORT)->EnableWindow(TRUE);
		GetDlgItem(IDC_COMBO_TYPE)->EnableWindow(TRUE);
	}
}

void CTalkDlg::OnBtnClose() 
{
	// TODO: Add your control notification handler code here
	OnClose();
}

void CTalkDlg::OnTimer(UINT nIDEvent) 
{
	int nLen;							// message length
	int nSent;							// sent data length
	// TODO: Add your message handler code here and/or call default

    nLen = m_strMsg.GetLength();
	nSent = m_sConnectSocket.Send( m_strMsg, nLen );
	
	CDialog::OnTimer(nIDEvent);
}