using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using SafeMobileLib;
using System.Threading;

namespace AppServerMobile
{
    class MessageBussHandler
    {
        string messageBusIP;
        int messageBusPort;
        private static UdpMulticast udp;

        public static InterthreadMessageQueue<MessageBusMessage> MBMessageQueue;

        public MessageBussHandler(string messageBusIP, string messageBusPort)
        {
            this.messageBusIP = messageBusIP;
            this.messageBusPort =Convert.ToInt32(messageBusPort);
            MBMessageQueue = new InterthreadMessageQueue<MessageBusMessage>();
            
            //start messageBus listner
            udp = new UdpMulticast(messageBusIP,this.messageBusPort);
            udp.OnNewDataRecv += new UdpMulticast.newData4Send(udp_OnNewDataRecv);
            udp.StartListen();
        }

        void udp_OnNewDataRecv(byte[] data, int dataLen)
        {
            //Console.WriteLine("got data on gw" + radioID);
            string str = System.Text.Encoding.ASCII.GetString(data, 0, dataLen);
            SM.Debug("RX: " + str.Trim(), false);
            try
            {
                MessageBusMessage msm = new MessageBusMessage(data, dataLen);
                if (msm.OK)
                {
                    //add message to queue
                    MBMessageQueue.PostItem(msm);
                }
                else
                {
                   SM.Debug("ERROR in MessageBusHandler.cs error:"+msm.error);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }
        }

        public static void SendOnMsgBuss(string seqID, string test)
        {
            if (udp != null)
            {
                byte[] message = SafeMobileLib.Utils.Convert_text_For_multicast("#" + seqID + test);
                udp.Send(message, message.Length);                                                         
            }
            else
            {
                SM.Debug("Error!!! MessageBusHandler messagebus =null");
            }
        }

        public static String Send_UDP_cmd(String cmd, string userID)
        {
            try
            {
                String seqID = userID + "." + DateTime.Now.GetSecondsLocalFromDT() + DateTime.Now.Ticks.ToString();

                String cmdok = "";
                byte[] buf = Utils.Convert_text_For_multicast("#" + seqID + cmd, out cmdok);
                
                udp.Send(buf, buf.Length);
                return seqID;
            }
            catch (Exception ex)
            {
                SM.Debug("Ex8:" + ex.ToString());
                return "";
            }
        }
    }
}