using UnityEngine;
using System.Collections;
using System;
using System.Text;
using System.Net;
using System.Net.Sockets;
using System.Text.RegularExpressions;
using System.Threading;

public class UdpReceive : MonoBehaviour
{
    public int port = 2002;
    private UdpClient client;
    private IPEndPoint RemoteIpEndPoint;
    private Thread t_udp;
    //public ArrayList tmpList;
    public float[] maxValues;

    void Start()
    {
        client = new UdpClient(port);
        RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
        t_udp = new Thread(new ThreadStart(UDPRead));
        t_udp.Name = "UDP thread";
        t_udp.Start();


        //FilterData(test);
    }

    public void UDPRead()
    {
        while (true)
        {
            try
            {
                //Debug.Log("listening UDP port " + port);
                byte[] receiveBytes = client.Receive(ref RemoteIpEndPoint);
                string returnData = Encoding.ASCII.GetString(receiveBytes);
                // parsing //
                FilterData(returnData);
            }
            catch (Exception e)
            {
                Debug.Log("Not so good " + e.ToString());
            }
            Thread.Sleep(20);
        }
    }

    void OnDisable()
    {
        if (t_udp != null) t_udp.Abort();
        client.Close();
    }

    public float MaxValue(int index)
    {
        return maxValues[index];
    }

    public void FilterData(string dataString)
    {
        string[] splitString = dataString.Split(":"[0]);
        maxValues = new float[splitString.Length];

        for( int i=0; i<maxValues.Length; i++ ) {
            maxValues[i] = float.Parse(splitString[i]);
        }
    }
}