// H7 ServerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "H7 Server.h"
#include "H7 ServerDlg.h"
#include ".\h7 serverdlg.h"
#include <vector>
#include "Define.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


void WriteLastError(char *format)
{
	LPVOID lpMsgBuf;
	FormatMessage(
		FORMAT_MESSAGE_ALLOCATE_BUFFER |
		FORMAT_MESSAGE_FROM_SYSTEM |
		FORMAT_MESSAGE_IGNORE_INSERTS,
		NULL,
		GetLastError(),
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),	// Default language
		(LPTSTR) &lpMsgBuf,
		0,
		NULL
	);
	printf(format, lpMsgBuf);
	CString Tmp;
	Tmp.Format( "%s", lpMsgBuf);
	MessageBox(0,Tmp,"",MB_OK);
}

    std::vector<CString> GetAvailableComPorts()
    {
        std::vector<CString> ports;

        for (int i = 1; i < 20; i++)
        {
		CString port;
		port.Format("COM%d", i);

	
            HANDLE handle = CreateFile(port,
                                       GENERIC_READ | GENERIC_WRITE,
                                       0,
                                       0,
                                       OPEN_EXISTING,
                                       0,
                                       NULL);

            if (handle != INVALID_HANDLE_VALUE)
            {
                CloseHandle(handle);
                ports.push_back(port);
            }
        }
        return ports;
    }

// CAboutDlg dialog used for App About

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

// Dialog Data
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

// Implementation
protected:
	DECLARE_MESSAGE_MAP()
};

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

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

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// CH7ServerDlg dialog



CH7ServerDlg::CH7ServerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CH7ServerDlg::IDD, pParent)
	, m_Start(0)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CH7ServerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_STATUS, m_Status);
	DDX_Control(pDX, IDC_BaudRate, m_BaudRate);
	DDX_Control(pDX, IDC_SERIAL, m_Serial);
	DDX_Control(pDX, IDC_STOP, m_Stop);
	DDX_Control(pDX, IDC_PORT, m_Port);
	DDX_Control(pDX, IDC_RESTART, m_Restart);
	DDX_Control(pDX, IDC_Start, m_StartB);
}

BEGIN_MESSAGE_MAP(CH7ServerDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_Start, OnBnClickedStart)
	ON_BN_CLICKED(IDC_TEST, OnBnClickedTest)
	ON_BN_CLICKED(IDC_RESTART, OnBnClickedRestart)
	ON_BN_CLICKED(IDC_STOP, OnBnClickedStop)
END_MESSAGE_MAP()


// CH7ServerDlg message handlers

BOOL CH7ServerDlg::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
	
	// if there is no free com ports, the program shut down.
	if (!ServerInit() )
	{
		OnOK();
		return false;
	}
	m_Restart.EnableWindow(false);
	m_Stop.EnableWindow(false);
	//m_BaudRate.EnableWindow(false);
	m_First = true;
/**********************************************************************/
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CH7ServerDlg::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 CH7ServerDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<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 function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CH7ServerDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CH7ServerDlg::OnBnClickedRestart()
{
	StartSerial();
}

void CH7ServerDlg::OnBnClickedStart()
{
// Add's user defined Baud-Rate to regedit before the server start.
//	CRegKey reg;
//	CString Baud = "9600";
//	m_BaudRate.GetWindowText(Baud);

//	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
//	reg.SetDWORDValue("BaudRate", atoi(Baud) );

//	StartTcp();
	StartSerial();
	m_Stop.EnableWindow(true);
	m_Restart.EnableWindow(true);
	m_BaudRate.EnableWindow(true);
	m_StartB.EnableWindow(false);
}

int CH7ServerDlg::StartTcp(void)
{
// Get the TCP Port number from regedit.
	CString Current_Port;
	unsigned long Port;
	m_Port.GetWindowText(Current_Port);
	CRegKey reg;
	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	reg.SetDWORDValue("Port",atoi(Current_Port) );
	reg.QueryDWORDValue("Port", Port);
	reg.Close();

// Restarts the TCP Connection
	TcpServer.Close();

	if (!TcpServer.Create(Port))
		MessageBox("Crap");
	if (!TcpServer.Listen())
		MessageBox("Loads of crap");

// Prints TCP Port number to the status box.
	CString tmp;
	tmp.Format("%d", Port);
	m_Port.SetWindowText(tmp);

	return 0;
}

void CH7ServerDlg::OnBnClickedTest()
{
	//CWaitCursor wait;
	//UpdateClient();
}


int CH7ServerDlg::StartSerial(void)
{
	int Baud;
	int dBaud;
	CString SerialPort;

	Baud = m_BaudRate.GetCurSel();
	m_Serial.GetWindowText(SerialPort);

	switch (Baud)
		{
		case 0:
			dBaud = 1200;
			break;
		case 1:
			dBaud = 2400;
			break;
		case 2:
			dBaud = 4800;
			break;
		case 3:
			dBaud = 9600;
			break;
		case 4:
			dBaud = 19200;
			break;

		default: //this should not be possible, but ...
			dBaud = 9600;
			break;
		}

	if( H7Serial.isOpen() ){
		try
		{
			H7Serial.writeTarget(10, Baud);
		}
		catch (std::exception e)
		{
			MessageBox( "Pic could not use selected baud rate." );
			return 0;
		}
		H7Serial.close();
		H7Serial.open( SerialPort, dBaud );
	}
	else {
		H7Serial.open( SerialPort, dBaud );
	}

	Sleep(50);


	try {
		int pot = H7Serial.readTarget(5);
		CString debug;
		debug.Format("%d", pot);
		MessageBox(debug);
	}
	catch (...)
	{
		MessageBox("Major fuck-up");
	}


return 0;
}

void CH7ServerDlg::UpdateClient(TcpClientClass* caller)
{
// Updater status vindue.
	m_Status.SetWindowText("");
	UpdateStatus( "LED3: ", caller->mLed3 );
	UpdateStatus( "LED4: ", caller->mLed4 );
	UpdateStatus( "LED5: ",caller->mLed5 );
	UpdateStatus( "Switch2: ",caller->mSw2 );
	UpdateStatus( "Switch3: ", caller->mSw3 );
	UpdateStatus( "Potmeter: ", caller->mPot );
	UpdateStatus( "Temperatur: ", caller->mTemp );

}

void CH7ServerDlg::NewLine(void)
{
// Laver linieskift i Status vinduet.
	CString nLine = "";
	m_Status.GetWindowText(nLine);
	if( nLine.GetLength() != 0 )
		nLine += "\r\n";
	m_Status.SetWindowText(nLine);
}

CString CH7ServerDlg::OnOff(int value)
{
// undersøger om LED3-5 er tændt eller slukket.
	CString Test;
	if( value == 0 )
		Test = "Slukket";
	else
		Test = "Tændt";

	return CString(Test);
}

void CH7ServerDlg::UpdateStatus(CString name, short value)
{
	CString tmp,StatusWindow;
	tmp.Format( "%d", value );
	m_Status.GetWindowText(StatusWindow);
	StatusWindow += name;
	StatusWindow += tmp;
	m_Status.SetWindowText(StatusWindow);
	NewLine();
}

void CH7ServerDlg::OnBnClickedStop()
{
// Close TCP and Sreial connections
	TcpServer.Close();
	H7Serial.close();
	// Close server app.
	OnOK();
}

void CH7ServerDlg::OnCancel()
{
	TcpServer.Close();
	H7Serial.close();
	// Close server app.
	
	CDialog::OnCancel();
}