Add TCP *Relay node* (esp8266 only needed)

// dimmer node N3S0 (red LED)

const String ESP8266_IP_ADDRESS = "192.168.119.58";
const String NODE_ADDRESS = "N3S0";

/*
This code is running one time when program is enabled
*/
public void Setup()
{
	int myVal;
  	EventHelper.ModuleChangedHandler((o, m, p) =>
	{
		if (m.Domain == "Virtual" && m.Address == NODE_ADDRESS) 
		{
  			Console.WriteLine(m.Domain +" "+ m.Address + " in program id "+ Program.ProgramId.ToString()+ " property "+ p.Property + " value " + p.Value);
          	Console.WriteLine("Triggered by change of " + p.Property + " for node id " + m.Address);
          	switch (p.Property)
            {
              case "Sensor.DimmerLevel":
              	myVal = ConvertRange(0, 100, 0, 1023, Convert.ToInt32(p.Value));
				Console.WriteLine(p.Property  + " value of " + p.Value + " mapped to " + myVal);
				sendCommand(myVal.ToString());
               	break;
              case "Sensor.DigitalValue":
              	Console.WriteLine("triggering \"Sensor.DimmerLevel\" event...");
              	ModuleHelper.SetProperty(m.Domain, m.Address, "Sensor.DimmerLevel", (Convert.ToInt32(p.Value)*100).ToString());
            	EventHelper.SetEvent(m.Domain, m.Address, "Sensor.DimmerLevel");
              	break;
              default:
              	break;
            } //end switch
        }//end if
	return true;
	});//end EventHelper
}

/*
This code is running periodicaly when program is enabled.
Cron job detirmine running period.
*/
public void Run()
{}

private void sendCommand(string value)
{
	sendToServer("LED1_target="+value); // LED1 - here we set channel
}

private void sendToServer(String message)
{
	try
	{
		Console.WriteLine("TCP client command:" + message);
		Int32 port = 43333;
		System.Net.Sockets.TcpClient client = new System.Net.Sockets.TcpClient( ESP8266_IP_ADDRESS, port);
		Byte[] data = System.Text.Encoding.ASCII.GetBytes(message);
		System.Net.Sockets.NetworkStream stream = client.GetStream();
		stream.Write(data, 0, data.Length);
		// Close everything.
		stream.Close();
		client.Close();
	}
	catch(Exception e)
	{
		Console.WriteLine(e.StackTrace);
	}
}

private static int ConvertRange(
    int originalStart, int originalEnd, // original range
    int newStart, int newEnd, // desired range
    int value) // value to convert
{
    double scale = (double)(newEnd - newStart) / (originalEnd - originalStart);
    return (int)(newStart + ((value - originalStart) * scale));
}

pwm.setup(3, 1000, 005)
pwm.setup(4, 1000, 005)
pwm.start(3)
pwm.start(4)

LED1_current=005
LED1_target=005
LED2_current=005
LED2_target=005

Fadetime1=1000
Fadetime2=1000

Stepcounter1=0
PosStepcounter1=0
DimTimer1=0

Stepcounter2=0
PosStepcounter2=0
DimTimer2=0

wifi.setmode(wifi.STATION)
wifi.sta.config("MYSSID","MYPASSWORD")



srv=net.createServer(net.TCP) 
srv:listen(43333,function(conn) 
    conn:on("receive",function(conn,payload) 
   
    print("Input:"..payload) 
 
    if string.find(payload,"LED1") then
     LED1_target=tonumber(string.sub(payload, 13) )
     print("Received LED1 Target Value: "..LED1_target)

     Stepcounter1=(LED1_target)-(LED1_current)
     
     if (Stepcounter1) < 0 then
      PosStepcounter1=(Stepcounter1)*-1
      else PosStepcounter1=(Stepcounter1)
     end
     
     if (PosStepcounter1) == 0 then
      PosStepcounter1=(PosStepcounter1)+1
      else PosStepcounter1=(PosStepcounter1)
     end
          
     DimTimer1=(Fadetime1)/(PosStepcounter1)

     if (DimTimer1) == 0 then 
      DimTimer1=(DimTimer1)+1
      else DimTimer1=(DimTimer1)
     end

      print (Fadetime1)
      print (Stepcounter1)
      print (PosStepcounter1)
      print (DimTimer1)
      print (LED1_current)
      print (LED1_target)


    tmr.alarm(0, (DimTimer1), 1, function() 
     if LED1_current < LED1_target then 
      LED1_current = (LED1_current + 1) 
      pwm.setduty(3, LED1_current)
    elseif LED1_current > LED1_target then 
      LED1_current = (LED1_current - 1) 
      pwm.setduty(3, LED1_current)
    elseif LED1_current == LED1_target then tmr.stop(0)
     end end )
    end

    if string.find(payload,"LED2") then
        print("Received LED2 Target Value")
     LED2_target=tonumber(string.sub(payload, 13) )
     
     Stepcounter2=(LED2_target)-(LED2_current)
     
     if (Stepcounter2) < 0 then
      PosStepcounter2=(Stepcounter2)*-1
      else PosStepcounter2=(Stepcounter2)
     end
     
     if (PosStepcounter2) == 0 then
      PosStepcounter2=(PosStepcounter2)+1
      else PosStepcounter2=(PosStepcounter2)
     end
          
     DimTimer2=(Fadetime2)/(PosStepcounter2)

     if (DimTimer2) == 0 then 
      DimTimer2=(DimTimer2)+1
      else DimTimer2=(DimTimer2)
     end

      print (Fadetime2)
      print (Stepcounter2)
      print (PosStepcounter2)
      print (DimTimer2)
      print (LED2_current)
      print (LED2_target)


    tmr.alarm(1, (DimTimer2), 1, function() 
     if LED2_current < LED2_target then 
      LED2_current = (LED2_current + 1) 
      pwm.setduty(4, LED2_current)
    elseif LED2_current > LED2_target then 
      LED2_current = (LED2_current - 1) 
      pwm.setduty(4, LED2_current)
    elseif LED2_current == LED2_target then tmr.stop(1)
     end end )
    end
    end)
    end)

print ("Booted to QuinLED_ESP8266_V0.4")