using UnityEngine;
using System.Collections;
using System.IO.Ports;

public class Serial {
    private static Serial instance;

    private Serial() { }

    ~Serial() {
        serialPort.Close();
    }

    public static Serial Instance
    {
        get
        {
            if (instance == null)
            {
                instance = new Serial();
            }
            return instance;
        }
    }

    public bool enabled = false;

    SerialPort serialPort;

    public void send(int start, int a, int b, int c)
    {
        if (enabled)
        {
            if (serialPort == null)
            {
                serialPort = new SerialPort(@"\\.\" + "COM10", 115200);

                serialPort.Open();
                serialPort.DiscardOutBuffer();
                serialPort.DiscardInBuffer();
            }

            if (serialPort is SerialPort)
            {

                serialPort.Write(" #");
                serialPort.Write(start.ToString());
                serialPort.Write(" P");
                serialPort.Write(a.ToString());

                start++;

                serialPort.Write(" #");
                serialPort.Write(start.ToString());
                serialPort.Write(" P");
                serialPort.Write(b.ToString());

                start++;

                serialPort.Write(" #");
                serialPort.Write(start.ToString());
                serialPort.Write(" P");
                serialPort.Write(c.ToString());

                serialPort.Write(" \r");
            }
        }
    }

}