SafeDispatch/AppServer/MulticastListener.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using SafeMobileLib;
using SafeMobileLib.MessageDecoders;
using System.Collections;
using System.Net.Mail;
using System.Windows.Forms;
using System.IO;
using System.ComponentModel;
using System.Diagnostics;
using System.Net.Mime;
using SocketIOComponent;

namespace AppServer
{
    public class MulticastListener
    {        
        private string messageBusIP;
        private int messageBusPort;
        private string seqID;
        private Hashtable ht_vRecording;
        private Hashtable Privatecall_ACK_Recording;
        private VoiceRecording vRecording;
        private DBmanager DB;
        internal DBuserManager dbuser;
        private DBvehiclesManager dbvehs;
        internal DBsubsOperationManager dbsubsoperManage;
        private DBcallPatchManager dbCallPatch;

        #region code for zone 
        private volatile static ArrayList ZoneList = new ArrayList();
        private volatile static ArrayList LandList = new ArrayList();
        private volatile static List<User> UserListTMP = new List<User>();
        private volatile static ArrayList ImeitoMADEOFFList = new ArrayList();
        private volatile static List<Vehicles> VehicleListTMP = new List<Vehicles>();
        public volatile static List<UserReportTime> UserReportTimeListTMP = new List<UserReportTime>();
        private volatile static List<UnitGpsPos> VehLastPos = new List<UnitGpsPos>();
        private volatile static List<Gateway> GatewayListTMP = new List<Gateway>();
        public volatile static Hashtable GatewayList = new Hashtable();
        public volatile static Hashtable UserList = new Hashtable();
        public volatile static Hashtable VehicleList = new Hashtable();
        public volatile static Hashtable MobileVehicleList = new Hashtable();
        public volatile static Hashtable emailHT = new Hashtable();
        private volatile static ArrayList ZoneListTMP = new ArrayList();
        private volatile static ArrayList LandListTMP = new ArrayList();
        private volatile static Hashtable VehListTMP = new Hashtable();
        private volatile static Hashtable VehImeiStatus = new Hashtable();
        private volatile static Hashtable EmergencyHash = new Hashtable();
        private volatile static ArrayList RadioListIP = new ArrayList();        
        private volatile Int32 countErrorLoc = 0;        
        private static System.Threading.Timer tZone;
        public static readonly object locker = new object();
        #endregion
        #region emai stuff
        private EmailServerSSL sslServer;
        private static System.Threading.Timer tCheckMail;
        private static System.Threading.Timer tCheckSMS;
        private static System.Threading.Timer tCheckARS;
        private static System.Threading.Timer EmergTime;
        private static System.Threading.Timer tCheckReportMail;
        private static System.Threading.Timer tCheckTickets;
        #endregion
        #region create a usb3000 decoder object
        private USB3000 usb3000 = null;
        private MainForm parent;
        #endregion
        private volatile Boolean ARSoff = false;

        public MulticastListener(string messageBusIP, int messageBusPort, MainForm _parent)
        {
            SM.Debug("Constructor for MulticastListener start on IP " + messageBusIP + ":" + messageBusPort);
            this.messageBusIP = messageBusIP;
            this.messageBusPort = messageBusPort;
            ht_vRecording = new Hashtable();
            Privatecall_ACK_Recording = new Hashtable();

            // create the udp only if not created 
            if (MainForm.udp == null)
            {
                MainForm.udp = new UdpMulticast(messageBusIP, messageBusPort);
                MainForm.udp.OnNewDataRecv += new UdpMulticast.newData4Send(udp_OnNewDataRecv);
            }

            if (Program.cfg.enableEmailService)
            {
                //email server ini
                SM.Debug("Turning on EmailService on " + Program.cfg.emailAddress);

                sslServer = new EmailServerSSL(Program.cfg.pop3Server, Program.cfg.pop3Port, Program.cfg.emailAddress, Program.cfg.emailPassword, Program.cfg.popSSLState);
                sslServer.setLastEmailTime(Program.cfg.lastEmailTime);
            }
            else
            {
                SM.Debug("EmailService is disabled from admin module");
            }

            backup = new DBbackup(Program.cfg.DB_user, Program.cfg.DB_schema, Program.cfg.DB_IP);
            reloadEmergHashes();
            
            SM.Debug("Constructor for MulticastListener end");
            parent = _parent;
        }


        /// <summary>
        /// Add a new recording file path 
        /// </summary>
        /// <param name="filePath"></param>
        private void OnRecordingFileWritten(string filePath)
        {
            if (usb3000 != null)
                usb3000.AddRecordingInDecodingQueue(filePath);
        }

        /// <summary>
        /// Opens Multicast Connection and start all timers which checks for different things in the DB
        /// </summary>
        public void Start()
        {
            firstStartProccesStatus = true;
            if (!MainForm.UdpMulticastConnectionStatus)
                MainForm.UdpMulticastConnectionStatus = MainForm.udp.StartListen(Program.cfg.LocalIPAddress);
            if (!MainForm.UdpMulticastConnectionStatus)
            {
                FeedbackRadMessageBox.ShowError("Multicast Can't connect to " + messageBusIP + ".Please check your network settings.", "App Server Multicast Error");
                try
                {
                    Utils.WriteEventLog(Program.COMPANY, "Multicast Can't connect to " + messageBusIP + ".Please check your network settings.", EventLogEntryType.Information, 3152);
                }
                catch (Exception exe)
                {
                    SM.Debug("Unable to write log Event ex:" + exe.ToString());
                }
                //System.Environment.Exit(0);
                System.Windows.Forms.Application.Exit();
            }
            SM.Debug("MulticastListener started!!!!");

            //start zone timer... refresh time 5 min
            tZone = new System.Threading.Timer(ComputeZones, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 5, 0));
            //start email timer... refresh time 1 min
            tCheckMail = new System.Threading.Timer(CheckMail, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 1, 0));
            //report to email
            tCheckReportMail = new System.Threading.Timer(Check4ReportEmail, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 0, 20));
            //sms
            tCheckSMS = new System.Threading.Timer(Check4SMS, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 1, 0));
            //ars
            tCheckARS = new System.Threading.Timer(Check4ARS, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 0, 5));
            //check for tickets 
            if (MainForm.Job_ticking_count > 0)
                tCheckTickets = new System.Threading.Timer(Check4Tickets, null, new TimeSpan(0, 0, 0), new TimeSpan(0, 0, 21));
        }
        
        void udp_OnNewDataRecv(byte[] data, int dataLen)
        {
            string str = System.Text.Encoding.ASCII.GetString(data, 0, dataLen);
            try
            {
                if (!MainForm.error)
                    BussMessageParser(data, dataLen);
                else
                    SM.Debug("Message received but no Dongle present");
            }
            catch (Exception ex)
            {
                Utils.WriteLine("udp_OnNewDataRecv eror: "+ ex.ToString(), ConsoleColor.Red);
            }
        }
        
        /// <summary>
        /// Parses the information from multicast
        /// </summary>
        /// <param name="rawData"></param>
        /// <param name="actualLen"></param>
        /// <returns></returns>
        private bool BussMessageParser(byte[] rawData, int actualLen)
        {
            string data = System.Text.Encoding.ASCII.GetString(rawData, 0, actualLen);

            string[] tempArr = data.Split("#".ToCharArray());
            if ((tempArr.Length == 0) || (tempArr.Length == 1))
            {
                SM.Debug("incorect message=" + data);
                return false;
            }
            int messLen = Convert.ToInt32(tempArr[1]);

            if (actualLen != messLen)
            {
                Console.WriteLine("message length({0}) != actual length({1})", messLen, actualLen);
                return false;
            }

            seqID = tempArr[2];
            int opCode = Convert.ToInt32(tempArr[3]);
            string ip2; string radioID; string test;
            int gwID; int radiogwID; int remoteID; int SDuserId;int GroupId;
            byte[] buf;string posgresPath; string dirBackup;
            
            switch (opCode)
            {
                case 101:
                    SM.Debug("got ALL CALL from SD");
                    try
                    {
                        //ignore call patching signals
                        if (tempArr.Length > 6)
                        {
                            if (tempArr[6] == "1")
                                break;
                        }
                        ip2 = tempArr[5];

                        string[] dataArr = tempArr[4].Split(".".ToCharArray());
                        //GW indentifiers
                        gwID = Convert.ToInt32(dataArr[0]);
                        radiogwID = Convert.ToInt32(dataArr[1]);
                        //SD indentifier
                        SDuserId = Convert.ToInt32(tempArr[5].Split(".".ToCharArray())[2]);

                        vRecording = new VoiceRecording(ip2, Program.cfg.VoicePort, gwID, radiogwID, SDuserId, null, null, 1, opCode, MainForm.udp, sampleRate, bitdepth);
                        vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                        vRecording.Start();
                        
                        RemoveVoiceRecordingFromHT(SDuserId);

                        //add voice recording object to hashtable so that it can be stoped when stop message is received
                        ht_vRecording.Add(SDuserId, vRecording);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 101:" + ex.ToString());
                    }
                    break;

                case 111:
                    SM.Debug("got ALL CALL STOP from SD");
                    try
                    {
                        //ignore call patching signals
                        if (tempArr.Length > 6)
                        {
                            if (tempArr[6].Equals("1"))
                                break;
                        }

                        //SD indentifier
                        SDuserId = Convert.ToInt32(tempArr[5].Split(".".ToCharArray())[2]);
                        RemoveVoiceRecordingFromHT(SDuserId);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 111:" + ex.ToString());
                    }
                    break;              
                
                case 102:
                    Utils.WriteLine("got PRIVATE CALL request",ConsoleColor.Green);
                    try
                    {
                        ip2 = tempArr[5];
                        int subs_imei = Convert.ToInt32(tempArr[4].Split(".".ToCharArray())[2]);//tempArr[4]);
                        SDuserId = Convert.ToInt32(ip2.Split(".".ToCharArray())[2]);

                        DBvehiclesManager DBvehP = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        int sc_id = DBvehP.getSCID(subs_imei.ToString());
                        UnitSysPosition pos = DBvehP.getSystemPosition(sc_id);

                        vRecording = new VoiceRecording(ip2, Program.cfg.VoicePort, pos.Gw_id, pos.R_gw_id, SDuserId, subs_imei, null, 1, opCode, MainForm.udp,sampleRate, bitdepth);
                        if (Privatecall_ACK_Recording[seqID] == null)
                            Privatecall_ACK_Recording.Add(seqID,vRecording);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 102:" + ex.ToString());
                    }
                    break;
                case 122:
                    Utils.WriteLine("got ACK for private call", ConsoleColor.Green);            
                    if (tempArr[5].Equals("1"))  /// private call started
                    {
                        if (Privatecall_ACK_Recording.ContainsKey(seqID))
                        {
                            vRecording = (VoiceRecording)Privatecall_ACK_Recording[seqID];
                            vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                            vRecording.Start();

                            int? id = vRecording.dispatcher_id ?? vRecording.subs_imei;
                            if (id != null)
                            {
                                RemoveVoiceRecordingFromHT((int)id);
                                //add voice recording object to hashtable so that it can be stoped when stop message is received
                                ht_vRecording.Add(id, vRecording);
                            }

                        }
                    }
                    else
                    {
                        if (Privatecall_ACK_Recording.ContainsKey(seqID))
                            Privatecall_ACK_Recording.Remove(seqID);
                    }
                    break;

                case 112:
                    SM.Debug("got private call stop");
                    //SD indentifier
                    try
                    {
                        SDuserId = Convert.ToInt32(tempArr[5].Split(".".ToCharArray())[2]);
                        RemoveVoiceRecordingFromHT(SDuserId);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 112:" + ex.ToString());
                    }
                    break;

                case 103:
                    SM.Debug("got group call request");
                    try
                    {
                        ip2 = tempArr[5];

                        string[] dataArr = tempArr[4].Split(".".ToCharArray());

                        gwID = Convert.ToInt32(dataArr[0]);
                        radiogwID = Convert.ToInt32(dataArr[1]);
                        GroupId = Convert.ToInt32(dataArr[2]);
                        SDuserId = Convert.ToInt32(ip2.Split(".".ToCharArray())[2]);         
                        

                        vRecording = new VoiceRecording(ip2, Program.cfg.VoicePort, gwID, radiogwID, SDuserId, null, GroupId, 1, opCode, MainForm.udp, sampleRate, bitdepth);
                        vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                        vRecording.Start();
                        //add voice recording object to hashtable so that it can be stoped when stop message is received

                        RemoveVoiceRecordingFromHT(SDuserId);

                        ht_vRecording.Add(SDuserId, vRecording);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 103:" + ex.ToString());
                    }
                    break;

                case 113:
                    SM.Debug("got group call stop");
                    //SD indentifier
                    try
                    {
                        SDuserId = Convert.ToInt32(tempArr[5].Split(".".ToCharArray())[2]);
                        RemoveVoiceRecordingFromHT(SDuserId);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 113:" + ex.ToString());
                    }
                    break;
                case 201:
                    SM.Debug("got call request SD ->SD");
                    try
                    {
                        //ignore call patching signals
                        if (tempArr.Length > 6)
                        {
                            if (tempArr[6].Equals("1"))
                                break;
                        }
                        string ip3 = tempArr[5];
                        SDuserId = Convert.ToInt32(ip3.Split(".".ToCharArray())[2]);
                        int subs_imei = Convert.ToInt32(tempArr[4]);

                        // in this case (SD->SD call)GWid and radioGW id =0 and SUID = userID
                        vRecording = new VoiceRecording(ip3, Program.cfg.VoicePort, 0, 0, SDuserId, subs_imei, null, 1,  opCode, MainForm.udp,sampleRate, bitdepth);
                        vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                        vRecording.Start();

                        RemoveVoiceRecordingFromHT(SDuserId);
                        //add voice recording object to hashtable so that it can be stoped when stop message is received
                        ht_vRecording.Add(SDuserId, vRecording);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 201:" + ex.ToString());
                    }
                    break;
                case (byte)209:
                    Console.WriteLine("Recieve 209");

                    //parent.ProcessTick();
                    if (OnRefreshHashRequest != null)
                        OnRefreshHashRequest();
                    else
                        Utils.WriteLine("MBus has not OnRefreshHashRequest listener", ConsoleColor.Red);
                    break;
                case 211:
                    SM.Debug("got SD ->SD call stop");
                    //SD indentifier
                    try
                    {
                        //ignore call patching signals
                        if (tempArr.Length > 6)
                        {
                            if (tempArr[6].Equals("1"))
                                break;
                        }
                        SDuserId = Convert.ToInt32(tempArr[5].Split(".".ToCharArray())[2]);
                        RemoveVoiceRecordingFromHT(SDuserId);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 211:" + ex.ToString());
                    }
                    break;
                case 125:
                    SM.Debug("got 125(opcode) from GW");
                    try
                    {
                        // create usb3000 if a voice message arrives, this is equal with 
                        // checking for Voice license in the dongle
                        if (usb3000 == null)
                            usb3000 = new USB3000(true, sampleRate, bitdepth);


                        string identifiers = tempArr[4];
                        string[] tempIdent = identifiers.Split(".".ToCharArray());
                        if (tempIdent.Length > 1)
                        {
                            gwID            = Convert.ToInt32(tempIdent[0]);
                            radiogwID       = Convert.ToInt32(tempIdent[1]);
                            //remoteID        = Convert.ToInt32(tempIdent[2]);

                            string uniqueIdentif = $"{gwID}.{radiogwID}";
                            string ip = $"224.10.{tempIdent[0]}.{tempIdent[1]}";

                            Console.WriteLine("Temp5: " + tempArr[5] + " temp6: " + tempArr[6]);
                            //got start call message 
                            if (tempArr[5].Equals("1"))
                            {
                                int group_cpsid = 0;
                                int dispatcher_id = 0;
                                string callType = tempArr[6].ToString();
                                int subs_imei = Convert.ToInt32(tempIdent[2]);


                                if (callType.Equals("103")) // group call
                                    group_cpsid = Convert.ToInt32(tempArr[7]);
                                else if (callType.Equals("101")) // all call
                                    dispatcher_id = Convert.ToInt32(tempArr[7]);

                                vRecording = new VoiceRecording(ip, Program.cfg.VoicePort, gwID, radiogwID, dispatcher_id, subs_imei, group_cpsid, 0, int.Parse(callType), MainForm.udp, sampleRate, bitdepth);

                                vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                                vRecording.Start();
                                //add voice recording object to hashtable so that it can be stoped when stop message is received

                                if (ht_vRecording.ContainsKey(uniqueIdentif))
                                {
                                    //already in hashtable stop the recording and remove it to make place for the new one
                                    if (((VoiceRecording)ht_vRecording[uniqueIdentif]).IsRecording)
                                    {
                                        ((VoiceRecording)ht_vRecording[uniqueIdentif]).Stop();
                                    }
                                    ht_vRecording.Remove(uniqueIdentif);
                                }
                                ht_vRecording.Add(uniqueIdentif, vRecording);
                            }
                            //got stop call message if rec on stop it
                            else
                            {
                                SM.Debug("Stoping voice recording if it is present in hashtable");
                                if (ht_vRecording.ContainsKey(uniqueIdentif))
                                {
                                    if (((VoiceRecording)ht_vRecording[uniqueIdentif]).IsRecording)
                                    {
                                        SM.Debug("Voice recording found in hash table");
                                        ((VoiceRecording)ht_vRecording[uniqueIdentif]).Stop();
                                        ht_vRecording.Remove(uniqueIdentif);
                                    }
                                }
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 125:" + ex.ToString());
                    }
                    break;
                case 162:   // Remote monitor
                    SM.Debug("got 162(opcode) from GW");
                    try
                    {
                        if (Convert.ToInt32(tempArr[5]).Equals(1))
                        {
                            string identifiers = tempArr[4];
                            string[] tempIdent = identifiers.Split(".".ToCharArray());
                            if (tempIdent.Length > 1)
                            {
                                gwID = Convert.ToInt32(tempIdent[0]);
                                radiogwID = Convert.ToInt32(tempIdent[1]);
                                remoteID  = Convert.ToInt32(tempIdent[2]);
                                string uniqueIdentif = $"{gwID}.{radiogwID}";
                                string ip = $"224.10.{tempIdent[0]}.{tempIdent[1]}";

                                Console.WriteLine("Temp5: " + tempArr[5] + " temp6: " + tempArr[6]);

                                vRecording = new VoiceRecording(ip, Program.cfg.VoicePort, gwID, radiogwID, 0, remoteID, 0, 0, 162, MainForm.udp, sampleRate, bitdepth);
                                vRecording.OnRecordingFileWritteen += new VoiceRecording.RecordingFileWritteenDEl(OnRecordingFileWritten);
                                vRecording.Start();

                                if (ht_vRecording.ContainsKey(uniqueIdentif))
                                {
                                    //already in hashtable stop the recording and remove it to make place for the new one
                                    if (((VoiceRecording)ht_vRecording[uniqueIdentif]).IsRecording)
                                    {
                                        ((VoiceRecording)ht_vRecording[uniqueIdentif]).Stop();
                                    }
                                    ht_vRecording.Remove(uniqueIdentif);
                                }
                                ht_vRecording.Add(uniqueIdentif, vRecording);
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 162:" + ex.ToString());
                    }
                    break;
                case 172:
                    SM.Debug("got 172(opcode) from GW");
                    try
                    {
                        string identifiers = tempArr[4];
                        string[] tempIdent = identifiers.Split(".".ToCharArray());
                        if (tempIdent.Length > 1)
                        {
                            gwID = Convert.ToInt32(tempIdent[0]);
                            radiogwID = Convert.ToInt32(tempIdent[1]);
                            remoteID = Convert.ToInt32(tempIdent[2]);

                            string uniqueIdentif = $"{gwID}.{radiogwID}";

                            if (ht_vRecording.ContainsKey(uniqueIdentif))
                            {
                                if (((VoiceRecording)ht_vRecording[uniqueIdentif]).IsRecording)
                                {
                                    SM.Debug("Voice recording found in hash table");
                                    ((VoiceRecording)ht_vRecording[uniqueIdentif]).Stop();
                                    ht_vRecording.Remove(uniqueIdentif);
                                }
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 172:" + ex.ToString());
                    }
                    break;
                case 104:
                    SM.Debug("G0t a zone and channel change request ");

                    break;

                case (byte)139:
                    Utils.WriteLine("MulticastListener-> ARS gateway update" + (tempArr.Length >= 7 ? (" from " + tempArr[6]) : ""));
                    try
                    {
                        int gwID0 = Convert.ToInt32(tempArr[4]);
                        string radioGWip = tempArr[5];
                        int radioID0 = Convert.ToInt32(tempArr[6]);
                        radioID = tempArr[6];

                        DBvehiclesManager DBveh = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        //assign radio to current GW in DB
                        DBveh.assignUnit2GW(radioID0, gwID0, radioGWip);

                        if (MainForm.VehList.ContainsKey(radioID) && MainForm.VehStolen.ContainsKey(radioID) && (int)MainForm.VehStolen[radioID] == 1)
                        {
                            // get settings value for Stolen on No GPS Fix Location 
                            string value = MainForm.dbSettings.getSettingValue(0, Utils.StolenArs);
                            bool stolenARS = false;
                            bool.TryParse(value, out stolenARS);

                            // do not disable the unit if stolen is not wanted
                            if (!stolenARS)
                                break;

                            Utils.WriteLine("ARS gateway update received for a stolen vehicle " + radioID, ConsoleColor.Cyan);

                            try
                            {
                                // skip sending enable/disable if the unit is not in the vehicles list
                                if (!MainForm.VehList.ContainsKey(radioID))
                                    break;
                                //get unit system position
                                DBvehiclesManager DBvehInfo = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                                int unitSC_ID = ((Vehicle_Data)MainForm.VehList[radioID]).sc_id; //DBvehInfo.getSCID(radioID2);
                                UnitSysPosition sysPos = DBvehInfo.getSystemPosition(unitSC_ID);
                                string dest = $"0.0.{radioID}";
                                if (sysPos != null) dest = $"{sysPos.Gw_id}.{sysPos.R_gw_id}.{radioID}";

                                Utils.WriteLine("Radio disable was sent on " + sysPos.Gw_id + "." + sysPos.R_gw_id + " gateway", ConsoleColor.Cyan);
                                //send radio disable to GW
                                string test2 = "#150#" + dest + "#0#";
                                byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0" + test2);
                                MainForm.udp.Send(dataToSend, dataToSend.Length);
                            }
                            catch (Exception ex)
                            {
                                SM.Debug("Error on Stolen for ARS:" + ex.ToString());
                                throw new ArgumentException("StolenError");
                            }

                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 139:" + ex.ToString());
                    }
                    break;
                case (byte)130:
                    SM.Debug("MulticastListener-> got ars " + (tempArr.Length >= 5 ? (" from " + tempArr[4]) : ""));
                    try
                    {
                        radioID = tempArr[4];
                        string strData = tempArr[5];                        
                        if (strData[0] != 'O')//trbo
                        {
                            SM.Debug("Received ars from mototrbo");
                            byte[] forDecodeData = getBytesFromRawData(rawData);
                            ARSdecoder dec = new ARSdecoder(radioID, forDecodeData, dbsubsoperManage);
                            ARSoff = dec.isOFF;
                        }
                        else//hytera
                        {
                            SM.Debug("Received ars from hytera");
                            dbsubsoperManage.updateSUStatus(radioID.ToString(), ((strData == "ON") ? 1 : 0));
                            dbsubsoperManage.updateARSStatus(radioID.ToString(), ((strData == "ON") ? 1 : 0));
                            ARSoff = ((strData == "ON") ? false : true);
                        }

                        if (MainForm.VehicleHashStat[radioID] != null)
                        {
                            VehicleStatus vehicleStatus = (VehicleStatus)MainForm.VehicleHashStat[radioID];

                            vehicleStatus.lastArsTime = DateTime.Now;

                            if (ARSoff)
                            {
                                vehicleStatus.curentStatus = Status_for_tab.OFF;
                                PushStatus(radioID, Status_for_tab.OFF);
                            }
                            else
                            {
                                vehicleStatus.curentStatus = Status_for_tab.ON;
                                PushStatus(radioID, Status_for_tab.ON);
                            }
                        }

                        // check for any sms
                        check4undeliverdSMS(radioID);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 130:" + ex.ToString());
                    }
                    break;

                case (byte)231:
                case (byte)131:
                    string tempLocation = "";
                    for (int i = 4; i < (tempArr.Length - 1); i++)
                        tempLocation += (i == 4) ? tempArr[i] : "#" + tempArr[i];

                    MainForm.LocationQueue.PostItem(tempLocation);
                    MainForm.CountInsert++;
                    if (MainForm.AIRTURKEYLIMIT)
                    {
                        try
                        {
                            if (long.Parse(tempArr[5]) > 1430438400)
                            {
                                System.Windows.Forms.Application.Exit();
                            }
                        }
                        catch (Exception ex)
                        {
                            SM.Debug("Error on execute 131 AIRTURKEYLIMIT:" + ex.ToString());
                        }
                    }
                    break;             
                case (byte)157:
                    Console.WriteLine("Received 157 on multicast");
                    MainForm.RegistrationAnswer = true;
                    break;
                case (byte)132:
                    SM.Debug("MulticastListener-> got SMS from GW");
                    try
                    {
                        string seqID3 = tempArr[2];
                        int radioID3 = Convert.ToInt32(tempArr[4]);
                        bool hytera = false;
                        if (tempArr.Length > 6) if (tempArr[6] == "hyt") hytera = true;
                        byte[] forDecodeData3 = getBytesFromRawData(rawData);
                        DBsmsManager DB3 = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        DBTicketingManager DBTicketing = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);

                        if (hytera)
                        {
                            // detect if the message has unicode characters in it
                            if (tempArr[5].StartsWith(Utils.MBusUnicodeChar))
                            {
                                // remove the unicode header
                                tempArr[5] = tempArr[5].Replace(Utils.MBusUnicodeChar, "");
                                tempArr[5] = tempArr[5].DecodeEncodedNonAsciiCharacters();
                            }
                        }

                        SMSdecoder dec3 = new SMSdecoder(radioID3, forDecodeData3, DB3, DBTicketing, seqID3, hytera, tempArr[5]);
                        if (dec3.delete_ticket_id > -1)
                        {
                            DBvehiclesManager DBvehInfo = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                            int unitSC_ID = DBvehInfo.getSCID(radioID3.ToString());
                            UnitSysPosition sysPos = DBvehInfo.getSystemPosition(unitSC_ID);
                            string message = string.Format("Ticket no. {0} is no longer active!", dec3.delete_ticket_id);
                            string test1 = "#143#" + sysPos.Gw_id + "." + sysPos.R_gw_id + "." + radioID3 + "#" + message + "#" + 0 + "#";

                            byte[] cmd = Utils.Convert_text_For_multicast("#0.0" + test1);
                            MainForm.udp.Send(cmd, cmd.Length);                                    
                        }
                        //send to email if was sms->email type
                        if (dec3.isEmail)
                        {
                            sendMail(dec3.emailAddr, dec3.messBody, radioID3);
                        }
                        //send ACK back to GW
                        test = (dec3.sqlResp == sqlResponse.done) ? "#232#1#" : "#232#0#";
                        

                        byte[] dataToSend = Utils.Convert_text_For_multicast("#" + seqID3 + test);
                        MainForm.udp.Send(dataToSend, dataToSend.Length);                                    

                        if (MainForm.SendPOLLafterSMS)
                        {
                            DBvehiclesManager DBvehInfo = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                            int unitSC_ID = DBvehInfo.getSCID(radioID3.ToString());
                            UnitSysPosition sysPos = DBvehInfo.getSystemPosition(unitSC_ID);
                            string dest = $"0.0.{radioID3}";
                            if (sysPos != null) dest = $"{sysPos.Gw_id}.{sysPos.R_gw_id}.{radioID3}";

                            dataToSend = Utils.Convert_text_For_multicast("#0.0#154#" + dest + "#");
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 132:" + ex.ToString());
                    }
                    break;

                case (byte)142:
                    try
                    {
                        string seqID5 = tempArr[2];
                        string[] seqParts = seqID5.Split(".".ToCharArray());
                        int sched_timeGMT = 0;
                        if (tempArr.Length > 6)
                            sched_timeGMT = Convert.ToInt32(tempArr[6]);
                        int dispatcherID = -1;
                        if (tempArr[7] != null && tempArr[7] != "")
                            dispatcherID = Convert.ToInt32(tempArr[7]);
                        if (seqParts[0] != "0")
                        {
                            // detect if the message has unicode characters in it
                            if(tempArr[5].StartsWith(Utils.MBusUnicodeChar))
                            {
                                // remove the unicode header
                                tempArr[5] = tempArr[5].Replace(Utils.MBusUnicodeChar, "");
                                tempArr[5] = tempArr[5].DecodeEncodedNonAsciiCharacters();
                            }


                            int radioID5 = Convert.ToInt32((tempArr[4].Split(".".ToCharArray()))[2]);
                            //add condition for job ticketing
                            if (tempArr[5].Contains("<JTS>") == true && tempArr[5].Contains("\r\n") == true)
                            {
                                //de adaugat si celelalte campuri
                                string[] message = tempArr[5].Split(new string[] { "\r\n" }, StringSplitOptions.None);
                                string messageToSend = message[1];
                                int ticket_id = Convert.ToInt32(message[0].Replace("<JTS>", ""));
                                Utils.WriteLine($"Got JobTicket request {messageToSend} for unit {radioID5}", ConsoleColor.Cyan);
                                DBTicketingManager DBT = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                                DBT.insert_job_ticket_from_sd(radioID5.ToString(), ticket_id, messageToSend, seqID5, sched_timeGMT);
                            }
                            else
                            {
                                Utils.WriteLine($"Got SMS request {tempArr[5]} for unit {radioID5}", ConsoleColor.Cyan);
                                DBsmsManager DB5 = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                                DB5.insert_sms_from_sd(radioID5.ToString(), tempArr[5], seqID5, sched_timeGMT, dispatcherID);
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        Utils.WriteLine("Error on execute 142:" + ex.ToString(), ConsoleColor.Red);
                    }
                    break;
                
                case (byte)232:
                         Utils.WriteLine("Confirmation for Dispatacher ... ignoring");
                    break;
                case (byte)242:
                    try
                    {
                        string seqID51 = tempArr[2];
                        Utils.WriteLine("MulticastListener-> got SMS ACK from GW");
                        DBsmsManager DB51 = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        DB51.update_sms_delivered(seqID51, 2);
                        //for job tickets
                        DBTicketingManager DBT = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        DBT.update_ticket_delivered(seqID51, 2);
                    }
                    catch (Exception ex)
                    {
                        Utils.WriteLine("Error on execute 242:" + ex.ToString());
                    }
                    break;
                //new code for hytera group SMS
                case (byte)144:
                    try
                    {
                        string seqID54 = tempArr[2];
                        string[] seqParts4 = seqID54.Split(".".ToCharArray());
                        int sched_timeGMT4 = 0;

                        if (tempArr.Length > 6)
                            sched_timeGMT4 = Convert.ToInt32(tempArr[6]);

                        if (seqParts4[0] != "0")
                        {
                            Utils.WriteLine("MulticastListener-> got SMS from SD");
                            int cpsID = Convert.ToInt32((tempArr[4].Split(".".ToCharArray()))[2]);
                            //if (tempArr[4].StartsWith("0.0"))
                            //{
                            DBsmsManager DB5 = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                            DB5.insert_smsgroup_from_sd(cpsID, tempArr[5], seqID54, sched_timeGMT4, 0, "");
                            //}
                        }
                        else
                            SM.Debug("ERROR=MulticastListener-> got SMS from SD...seqID[0] = 0");
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 144:" + ex.ToString());
                    }
                    break;

                case (byte)244:
                    try
                    {
                        string seqID514 = tempArr[2];
                        SM.Debug("MulticastListener-> got SMS ACK from GW");
                        DBsmsManager DB514 = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        DB514.update_sms_delivered(seqID514, 2);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 244:" + ex.ToString());
                    }
                    break;
        //END of new code for hytera group SMS
                case (byte)143:
                    break;

                case (byte)153:
                    break;
                case 154:
                    {
                        string identifiers = tempArr[4];
                        string[] dataArr = identifiers.Split(".".ToCharArray());
                        if (dataArr.Length < 3)
                            break;

                        // get gatewy id and radio gateway id
                        gwID = Convert.ToInt32(dataArr[0]);
                        radiogwID = Convert.ToInt32(dataArr[1]);
                        radioID = dataArr[2];
                        onPollRequestReceivedHandler(seqID, radioID);
                        
                        break;
                    }
                case (byte)233:
                    SM.Debug("MulticastListener-> got Telemetry from GW");
                    try
                    {
                        radioID = tempArr[4];
                        bool hytera = false;
                        Boolean IhaveData = false;
                        if (tempArr.Length > 6) 
                            if (tempArr[6] == "hyt") 
                                hytera = true;

                        byte[] forDecodeData2 = hytera ? new byte[]{Byte.Parse(tempArr[5])} : getBytesFromRawData(rawData);
                        DBtelemetryManager DBtel = new DBtelemetryManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        TelemetryDecoder decTel = new TelemetryDecoder(radioID, forDecodeData2, DBtel, hytera);

                        DBvehiclesManager DBvehInfo = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        int unitSC_ID = DBvehInfo.getSCID(radioID.ToString());
                        UnitSysPosition sysPos = DBvehInfo.getSystemPosition(unitSC_ID);
                        string dest = $"0.0.{radioID}";
                        if (sysPos != null) dest = $"{sysPos.Gw_id}.{sysPos.R_gw_id}.{radioID}";

                        List<TelemetryObj> tList = DBtel.getAllTelemetryObjsByRadioID(radioID);
                        foreach (TelemetryObj tObj in tList)
                        {
                            Console.WriteLine("dectel.DI:" + decTel.DI + " tOBJ:" + tObj.DigitalNr + " tobj:" + tObj.Alarm);
                            // position 0 from DI corresponds to DigitalNr 1
                            if (decTel.DI[tObj.DigitalNr-1] == true)
                            {
                                SM.Debug("Adding telemetry alarm to DB; digital:" + tObj.DigitalNr);
                                //add to DB for DI history                                                                                               
                                IhaveData = true;
                                //send DI alarm to SD
                                if (tObj.Alarm)
                                {
                                    DBtel.AddTelemetryHist(radioID, tObj.Id, 1);
                                    System.Threading.Thread.Sleep(100);
                                    SM.Debug("Sending telemetry alarm to SD; digital:" + tObj.DigitalNr);
                                    test = $"#140#{radioID}#{tObj.Name}#";

                                    byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0" + test);
                                    MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                                }
                                else
                                {
                                    DBtel.AddTelemetryHist(radioID, tObj.Id, 0);
                                    System.Threading.Thread.Sleep(100);
                                }
                            }
                        }
                        if (IhaveData)
                        {
                            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#154#" + dest + "#");
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                         
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 233:" + ex.ToString());
                    }
                    break;
                case (byte)152:
                    SM.Debug("MulticastListener-> got Send reports to email");
                    String Idx_db = tempArr[4];
                    String PdfFile = tempArr[5];
                    String Email = tempArr[6];
                    sendDailyReportMail(PdfFile, Email);
                    break;
                case (byte)138:
                    SM.Debug("MulticastListener-> got Emergency alarm from GW");
                    try
                    {
                        string seqID4 = tempArr[2];
                        string radioID4 = tempArr[4];

                        int? emergencyType = null;
                        if (!string.IsNullOrEmpty(tempArr[5]))
                            emergencyType = Convert.ToInt32(tempArr[5]);

                        // handle emergency received
                        onEmergencyReceivedHandler(seqID4, radioID4, emergencyType?? 0, new EmergencyInfo());
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 138:" + ex.ToString());
                    }
                    break;
                case 238:
                    {
                        SM.Debug("MulticastListener-> got Emergency Ack");
                        String radioID238 = (tempArr[4].Split(".".ToCharArray()))[2];
                        
                        onEmergencyAckReceivedHandler("", radioID238);
                        break;
                    }
                case (byte)250:
                    SM.Debug("MulticastListener-> got radio enable/disable status from GW");
                    try
                    {
                        string seqID6 = tempArr[2];
                        string radioID6 = tempArr[4];
                        int newStatus = Convert.ToInt32(tempArr[5]);
                        int oldStatus = dbsubsoperManage.getSUenableDisableStatus(radioID6);
                        if (newStatus == oldStatus || oldStatus == -1)
                        {
                            SM.Debug("MulticastListener->radio enable/disable new status = old status ... no action necesary");
                        }
                        else
                        {
                            if (newStatus == 1) /*enable*/
                            {
                                ((VehicleStatus)MainForm.VehicleHashStat[radioID6]).curentStatus = Status_for_tab.ENABLE;
                                PushStatus(radioID6, Status_for_tab.ENABLE);                                
                            }
                            else  /*disable*/
                            {
                                ((VehicleStatus)MainForm.VehicleHashStat[radioID6]).curentStatus = Status_for_tab.DISABLE;
                                PushStatus(radioID6, Status_for_tab.DISABLE);
                            }
                            sqlResponse resp = dbsubsoperManage.updateSUenableDisableStatus(radioID6, newStatus);
                            if (resp == sqlResponse.done) SM.Debug("MulticastListener->radio enable/disable status changed to " + newStatus.ToString() + " for " + radioID6.ToString());
                            else SM.Debug("MulticastListener->ERROR !!! radio enable/disable status changed ");
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 250:" + ex.ToString());
                    }
                    break;

                case (byte)51:
                    SM.Debug("MulticastListener-> got DB backup request");
                    try
                    {
                        posgresPath = "..\\postgresql\\";
                        dirBackup = Application.StartupPath + "\\backups";
                        if (!Directory.Exists(Application.StartupPath + "\\backups"))
                            Directory.CreateDirectory(Application.StartupPath + "\\backups");

                        bgWorkerDBbackup = new BackgroundWorker();
                        bgWorkerDBbackup.DoWork += new DoWorkEventHandler(bgWorkerDBbackup_DoWork);
                        bgWorkerDBbackup.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bgWorkerDBbackup_RunWorkerCompleted);

                        object[] param = { dirBackup, posgresPath };
                        bgWorkerDBbackup.RunWorkerAsync(param);

                        //send ACK back to SUM 
                        byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#71#1#");
                        MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 51:" + ex.ToString());
                    }
                    break;

                case (byte)52:
                    SM.Debug("MulticastListener-> got DB restore request");
                    try
                    {
                        string filename = tempArr[4];
                        posgresPath = "..\\postgresql\\";
                        dirBackup = Application.StartupPath + "\\backups";
                        if (!Directory.Exists(Application.StartupPath + "\\backups"))
                            Directory.CreateDirectory(Application.StartupPath + "\\backups");
                        string completeFileName = dirBackup + "\\" + filename;
                        //test if file exist
                        if (File.Exists(completeFileName))
                        {
                            bgWorkerDBrestore = new BackgroundWorker();
                            bgWorkerDBrestore.DoWork += new DoWorkEventHandler(bgWorkerDBrestore_DoWork);
                            bgWorkerDBrestore.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bgWorkerDBrestore_RunWorkerCompleted);

                            object[] param2 = { completeFileName, posgresPath };
                            bgWorkerDBrestore.RunWorkerAsync(param2);
                            //send ACK back to SUM
                            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#72#1#");
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                        }
                        else
                        {
                            SM.Debug("DB restored failed !!!" + "File " + completeFileName + " missing!!!");
                            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#62#0#");
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                        }
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 52:" + ex.ToString());
                    }
                    break;

                case (byte)53:
                    SM.Debug("MulticastListener-> got DB backup list request");
                    try
                    {
                        dirBackup = Application.StartupPath + "\\backups";
                        string files = getAllBackups(dirBackup);
                        
                        buf = SafeMobileLib.Utils.Convert_text_For_multicast("#0.0#63#" + files + "#");
                        //send
                        if (buf.Length < 1024) MainForm.udp.Send(buf, buf.Length);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 53:" + ex.ToString());
                    }
                    break;

                case (byte)208:
                    try
                    {
                        string radioID10 = tempArr[4];
                        int status = Convert.ToInt32(tempArr[5]);

                        Utils.WriteLine("Radio " + radioID10 + " is now " + (status == 0 ? "not stolen" : "stolen"), 
                            status == 0 ? ConsoleColor.DarkYellow : ConsoleColor.DarkRed);
                        
                        DBvehiclesManager DBveh2 = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        // add stolen info about the unit
                        if (!MainForm.VehStolen.ContainsKey(radioID10))
                            MainForm.VehStolen.Add(radioID10, status);

                        sqlResponse resp = DBveh2.setStolenStatus(radioID10, status);
                        MainForm.VehStolen[radioID10] = status;
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 208:" + ex.ToString());
                    }
                    break;
                case(byte)252:
                    SM.Debug("MulticastListener-> got email from Sierra Wireless Gateway");
                    try
                    {
                        sendMail_SW(tempArr[4], tempArr[5]);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 252:" + ex.ToString());
                    }
                    break;
                case 500:
                    //receive Gateway ON command
                    try
                    {
                        string seqID4 = tempArr[2];
                        string key = tempArr[4] + "." + tempArr[5];
                        if (MainForm.RadioGWHash.ContainsKey(key))
                        {
                            if (((RadioGateway)MainForm.RadioGWHash[key]).Alive == false)
                            {
                                //send broadcast messages I'm back in business
                                Utils.WriteLine(string.Format("receive 500 from radio: Gateway {0} is ON", ((RadioGateway)MainForm.RadioGWHash[key]).Name), ConsoleColor.Green);
                                string test1 = "#501#" + tempArr[4] + "#" + tempArr[5] + "#" + "ON#" + ((RadioGateway)MainForm.RadioGWHash[key]).Name + "#";

                                byte[] dataToSend = Utils.Convert_text_For_multicast("#" + seqID4 + test1);
                                MainForm.udp.Send(dataToSend, dataToSend.Length);
                            }
                            ((RadioGateway)MainForm.RadioGWHash[key]).Alive = true;
                            ((RadioGateway)MainForm.RadioGWHash[key]).LastUpdate = DateTime.UtcNow;
                        }
                        else
                            Utils.WriteLine("Received 500 but did not treat it", ConsoleColor.DarkRed);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 500:" + ex.ToString());
                    }
                    break;
                case 501:
                    //send broadcast messages if gateways are alive or not
                    break;
                case 503:
                    //respond to safedispatch with all gateways status on enter on radioTab
                    foreach (DictionaryEntry entry in MainForm.RadioGWHash)
                    {
                        // send response to sd only for voice gateways
                        if (((RadioGateway)(entry.Value)).Gw_voice == 1)
                        {
                            //send broadcast messages with gateways status
                            string status = ((RadioGateway)(entry.Value)).Alive ? "ON" : "OFF";
                            Utils.WriteLine(string.Format("Response for SD request: Gateway {0} is {1}", ((RadioGateway)(entry.Value)).Name, status), status == "ON" ? ConsoleColor.Green : ConsoleColor.Red);
                            string test1 = "#501#" + ((RadioGateway)(entry.Value)).Gw_id + "#" + ((RadioGateway)(entry.Value)).Id + "#" + status + "#" + ((RadioGateway)(entry.Value)).Name + "#";

                            byte[] dataToSend = Utils.Convert_text_For_multicast("#" + "0.0" + test1);
                            MainForm.udp.Send(dataToSend, dataToSend.Length);
                        }
                    }
                    break;
                case 510:
                    try
                    {
                        Patch patch = new Patch()
                        {
                            Type = tempArr[4],
                            IncomingId = tempArr[5],
                            OutgoingId = tempArr[7]
                        };
                        int userid = Convert.ToInt32(tempArr[9]);
                        dbCallPatch.addPatch(patch,userid);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 510:" + ex.ToString());
                    }
                    break;
                case 511:
                    try
                    {
                        Patch patch = new Patch()
                        {
                            Type = tempArr[4],
                            IncomingId = tempArr[5],
                            OutgoingId = tempArr[7]
                        };
                        dbCallPatch.deletePatch(patch);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 511:" + ex.ToString());
                    }
                    break;
                case 600:
                    //receive user ON command
                    try
                    {
                        string seqID4 = tempArr[2];
                        string key = tempArr[4];
                        if (MainForm.userStateHash.ContainsKey(key))
                        {
                            ((User)MainForm.userStateHash[key]).Alive = true;
                            ((User)MainForm.userStateHash[key]).LastUpdate = DateTime.UtcNow;
                        }
                        else
                            Utils.WriteLine("Received 600 but did not treat it", ConsoleColor.DarkRed);
                    }
                    catch (Exception ex)
                    {
                        SM.Debug("Error on execute 600:" + ex.ToString());
                    }
                    break;
                default:
                    //SM.Debug("Unknown opcode " + opCode);
                    
                    break;
            }

            return true;
        }

        private void RemoveVoiceRecordingFromHT(int uniqueIdentif)
        {
            if (ht_vRecording.ContainsKey(uniqueIdentif))
            {
                VoiceRecording vr = (VoiceRecording)ht_vRecording[uniqueIdentif];

                if (vr.IsRecording)
                    vr.Stop();


                ht_vRecording.Remove(uniqueIdentif);
            }
        }


        #region HANDLERS

        /// <summary>
        /// Handle an emergency received on Multicast or on SocketIO
        /// </summary>
        /// <param name="seqId">Emergency unique identifier</param>
        /// <param name="radioID">Radio ID of the unit which raised the emergency</param>
        /// <param name="emergencyType">The type of emergency</param>
        /// <param name="emerg">Object containing all other emergency parameters, including the gps position</param>
        public void onEmergencyReceivedHandler(String seqId, String radioID, int emergencyType, EmergencyInfo emerg)
        {
            try
            {
                DBalarmManager DB4 = new DBalarmManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                Alarm alms = DB4.getAllAlarms(radioID);
                if (alms != null)
                {
                    if ((alms.Loneworker != "" || alms.Emergency != "") 
                        && ((EmergencyHash[radioID] != null) 
                        && ((DateTime.Now - (DateTime)EmergencyHash[radioID]).TotalSeconds > 10)))
                    {
                        Vehicle_Data v_data = (Vehicle_Data)MainForm.VehList[radioID.ToString()];
                        Alarm alarm = v_data.alm;

                        if(emerg.UserID != null && !emerg.UserID.Equals("0"))
                            DB4.Insert_Emerg_Alarm(emerg.UserID, emergencyType, (int)emerg.Speed, emerg.Latitude, emerg.Longitude);
                        else
                            DB4.Insert_Emerg_Alarm(radioID, emergencyType);

                        SM.Debug("MulticastListener->Emergency alarm added to DB");
                        string message = " " + ((Vehicle_Data)MainForm.VehList[radioID.ToString()]).Name + " Emergency Alarm";
                        if (alarm.Email != "")
                            sendAlarmMail(message, alarm.Email);

                        //send poll request

                        DBvehiclesManager DBvehInfo = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        int unitSC_ID = DBvehInfo.getSCID(radioID.ToString());
                        UnitSysPosition sysPos = DBvehInfo.getSystemPosition(unitSC_ID);
                        string dest = "0.0." + radioID.ToString();
                        if (sysPos != null) dest = sysPos.Gw_id + "." + sysPos.R_gw_id + "." + radioID.ToString();

                        String test = "#154#" + dest + "#";

                        byte[] dataToSend = Utils.Convert_text_For_multicast("#" + seqId + test);
                        MainForm.udp.Send(dataToSend, dataToSend.Length);

                        //send emergency alarm to SD
                        test = "#134#" + radioID.ToString() + "#" + emergencyType;
                        dataToSend = Utils.Convert_text_For_multicast("#" + seqId + test);
                        MainForm.udp.Send(dataToSend, dataToSend.Length);

                        ((VehicleStatus)MainForm.VehicleHashStat[radioID]).curentStatus = Status_for_tab.EMERG;
                        ((VehicleStatus)MainForm.VehicleHashStat[radioID]).lastArsTime = DateTime.Now;
                        PushStatus(radioID, Status_for_tab.EMERG);
                     
                        // update last emergency time in the hastable   
                        if (EmergencyHash[radioID] != null)
                            EmergencyHash[radioID] = DateTime.Now;
                    }
                    else
                    {
                        bool hasEmergency = (alms.Loneworker != "" || alms.Emergency != "") && (EmergencyHash[radioID] != null);
                        SM.Debug($"MulticastListener-> Unit {radioID}" + (!hasEmergency ? " not registered fro emergency alarm" : " timeout between emergencies"));
                    }
                }
                else
                {
                    SM.Debug($"MulticastListener-> Unit {radioID}" + " not registered fro emergency alarm");
                }
            }
            catch (Exception ex)
            {
                Utils.WriteLine(ex.ToString(), ConsoleColor.Red);
            }
        }


        /// <summary>
        /// Acknowledge by the dispatcher an emergency raised by a user
        /// </summary>
        /// <param name="seqId">Unique identifier of the emergency (unused now)</param>
        /// <param name="radioID">Radio ID of the unit which raised the emergency</param>
        public void onEmergencyAckReceivedHandler(String seqId, String radioID)
        {
            if (MainForm.VehicleHashStat.ContainsKey(radioID))
            {
                ((VehicleStatus)MainForm.VehicleHashStat[radioID]).curentStatus = Status_for_tab.ON;
                PushStatus(radioID, Status_for_tab.ON);
                
                dbsubsoperManage.updateOnlyStatus(radioID, (Int32)Status_for_tab.ON);
                Utils.WriteLine("Radio " + radioID + " had its emergency status acked!", ConsoleColor.Green);
            }

            // raise event if listener regisered
            OnEmergencyAckReceived?.Invoke(seqID, radioID);
        }
        
        /// <summary>
        /// Send a poll request from a Dispatcher to the unit 
        /// </summary>
        /// <param name="seqId">Unique identifier of the poll request</param>
        /// <param name="radioID">Radio ID of the unit which needs to report it's position</param>
        public void onPollRequestReceivedHandler(String seqId, String radioID)
        {
            // raise event if listener regisered
            OnPollRequestReceived?.Invoke(seqID, radioID);
        }


        #endregion

        #region sms 
        //check for sms and deliver them
        private void check4undeliverdSMS(string radioID)
        {
            try
            {
                //SM.Debug("Checking for undelivered SMS");
                DBsmsManager DB = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                List<smsmessage> smss = DB.get_sms_not_delivered(radioID);
                Utils.WriteLine("GOT " + smss.Count.ToString() + " undeliverd SMS for radio " + radioID.ToString(), ConsoleColor.White);
                DBvehiclesManager dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                foreach (smsmessage msg in smss)
                {
                    //send SMS to GW only if this message is not schedule for a later date/time 
                    if (msg.sched_timeGMT < DateTime.Now.ToUniversalTime().DateTo70Format())
                    {
                        UnitSysPosition tmpX = dbvehs.getSystemPosition(msg.sc_id_dest);
                        //string test = "#143#" + tmpX.Gw_id + "." + tmpX.R_gw_id+"."+msg.imei_dest + "#" + msg.mess + "#" + msg.sched_timeGMT + "#";     
                        string test = "#143#" + tmpX.Gw_id + "." + tmpX.R_gw_id + "." + msg.imei_dest + "#" + msg.mess + "#" + msg.sched_timeGMT + "#" + msg.dispatcherID + "#";

                        byte[] dataToSend = Utils.Convert_text_For_multicast("#" + msg.seq_id + test);
                        MainForm.udp.Send(dataToSend, dataToSend.Length);
                    }
                    else
                        SM.Debug("message will be sent at a later time - schedule: " + msg.sched_timeGMT + " current:" + DateTime.Now.ToUniversalTime().DateTo70Format());
                }
            }
            catch (Exception ex)
            {
                SM.Debug("Error on check4undeliverdSMS:"+ex.ToString());
            }
        }

        //sms timer check for sched SMS
        private void Check4SMS(Object state)
        {
            //GPS values : OFF = 0, DISABLE = 7, MADEOFF = 9 see enum Status_for_tab in Definitions.cs
            try
            {
                // This method is executed by a thread pool thread 
                //it checks for schedule SMS only for radios with ars on
                Hashtable subsList;
                DBsmsManager DBsms = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                lock (locker)
                {
                    subsList = dbsubsoperManage.getAll_imei_sc_id_status();
                }
                DBvehiclesManager dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                Hashtable SysPosList = dbvehs.getSystemPosition_for_all_scid();
                List<smsmessage> smss = DBsms.get_ALL_Units_sms_not_delivered();
                string test = "";
                String cmdok = "";
                var subsBlackList = new List<int> { (int)Status_for_tab.OFF, (int)Status_for_tab.DISABLE, (int)Status_for_tab.MADEOFF };
                byte[] dataToSend = null;

                foreach (smsmessage msg in smss)
                {
                    long sc_id = msg.sc_id_dest;
                    int status = ((Scid_and_Status)subsList[msg.imei_dest]).Status;
                    if ((subsList[msg.imei_dest] != null) && !subsBlackList.Contains(status))
                    {
                        if (msg.sched_timeGMT < DateTime.Now.ToUniversalTime().DateTo70Format() && SysPosList.ContainsKey(sc_id))
                        {
                            if (SysPosList[sc_id]!=null)
                                test = "#143#" + ((UnitSysPosition)SysPosList[sc_id]).Gw_id + "." + ((UnitSysPosition)SysPosList[sc_id]).R_gw_id + "." + msg.imei_dest + "#" + msg.mess + "#" + msg.sched_timeGMT + "#" + msg.dispatcherID + "#";
                            else test = "#143#" + "0.0" + "." + msg.imei_dest + "#" + msg.mess + "#" + msg.sched_timeGMT + "#" + msg.dispatcherID + "#";

                            dataToSend = Utils.Convert_text_For_multicast("#" + msg.seq_id + test);
                            MainForm.udp.Send(dataToSend, dataToSend.Length);
                        }
                        else
                            SM.Debug("message will be sent at a later time - schedule: " + msg.sched_timeGMT + " current:" + DateTime.Now.ToUniversalTime().DateTo70Format());
                    }
                }
                int undeliveredSMS = smss.Count;
                smss = DBsms.get_sms_not_delivered_groups();
                foreach (smsmessage msg in smss)
                {
                    UnitSysPosition tmpX = dbvehs.getSystemPosition_for_group(msg.imei_dest);
                    
                    test = "#145#" + tmpX.Gw_id + "." + tmpX.R_gw_id + "." + msg.sc_id_dest + "#" + msg.mess + "#" + msg.sched_timeGMT + "#";
                    dataToSend = Utils.Convert_text_For_multicast("#" + msg.seq_id + test);
                    MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                }

                Utils.WriteLine($"Undelivered {undeliveredSMS} private messages and {smss.Count} group messages", ConsoleColor.White);
            }
            catch (Exception ex)
            {
                SM.Debug("Exception on Check4SMS:"+ex.ToString());
            }
        }

        //job ticketing timer check for sched tickets
        private void Check4Tickets(Object state)
        {
            //Check4ExpiredTickets
            List<JobTickets> jtlist = new List<JobTickets>();
            
            try
            {
                DBTicketingManager DBT = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                List<Int32> ExpiredTicketsIdList  = DBT.updateTicketExpireDate(DateTo70Format(DateTime.UtcNow));
                if(ExpiredTicketsIdList.Count>0)
                {
                    
                    // get comma separated list
                    string list_of_id_text = string.Join<string>(",", ExpiredTicketsIdList.Select(x => $"{x}"));

                    byte[] dataToSend = Utils.Convert_text_For_multicast($"#0.0#251#{list_of_id_text}#");
                    MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                }
            }
            catch (Exception ex)
            {
                SM.Debug("Exception on Check4ExpiredTickets:" + ex.ToString());
            }

            // Check4ExpiringTickets
            var subsBlackList = new List<int> { (int)Status_for_tab.OFF, (int)Status_for_tab.DISABLE, (int)Status_for_tab.MADEOFF };
            Hashtable subsList = new Hashtable();
            Hashtable SysPosList = new Hashtable();
            try
            {
                lock (locker)
                {
                    subsList = dbsubsoperManage.getAll_imei_sc_id_status();
                }
                //SM.Debug("Checking for expiring Tickets");
                DBTicketingManager DB = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                List<JobTickets> tickets = DB.get_All_Expiring_Tickets();
                //SM.Debug("GOT " + tickets.Count.ToString() + " expiring tickets");
                ///copy poastye
                DBvehiclesManager dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                SysPosList = dbvehs.getSystemPosition_for_all_scid();                                 
                foreach (JobTickets ticket in tickets)
                {
                    //if ((subsList[ticket.Imei] != null) && (((Scid_and_Status)subsList[ticket.Imei]).Status == 1))
                    if ((subsList[ticket.Imei] != null) && !subsBlackList.Contains(((Scid_and_Status)subsList[ticket.Imei]).Status))
                    {
                        //int seconds = (int)(ticket.End_time_specified_int - DBmanager.DateTo70Format(DateTime.Now.ToUniversalTime()));
                        //if (seconds <= 610 && seconds >= 589) -> moved in DBTicketingManager.get_All_Expiring_Tickets()
                        //{                            
                        //message template "You need to finish job no. in 10 minutes!"
                        string message = string.Format("You need to finish job no.{0}, {1} in 10 minutes!", ticket.Ticket_id, ticket.Name);
                        string head = "#143#0.0." + ticket.Imei + "#";
                        if (SysPosList[ticket.sc_id] != null) head = "#143#" + ((UnitSysPosition)SysPosList[ticket.sc_id]).Gw_id + "." + ((UnitSysPosition)SysPosList[ticket.sc_id]).R_gw_id + "." + ticket.Imei + "#";
                        string test = head + message + "#" + 0 + "#";


                        byte[] dataToSend = Utils.Convert_text_For_multicast("#" + ticket.seq_id + test);
                        MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                    }
                }
            }
            catch (Exception ex)
            {
                SM.Debug("Error on check4expiringTickets:" + ex.ToString());
            }
                
            try
            {                
                //SM.Debug("Checking for undelivered Tickets");
                DBTicketingManager DB = new DBTicketingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                List<JobTickets> tickets = DB.get_ALL_jobtickets_not_delivered();
                //SM.Debug("GOT " + tickets.Count.ToString() + " undeliverd tickets");                
                foreach (JobTickets ticket in tickets)
                {
                    //if ((subsList[ticket.Imei] != null) && (((Scid_and_Status)subsList[ticket.Imei]).Status == 1))
                    if ((subsList[ticket.Imei] != null) && !subsBlackList.Contains(((Scid_and_Status)subsList[ticket.Imei]).Status))
                    {
                        if (ticket.sched_timegmt < DateTime.Now.ToUniversalTime().DateTo70Format())
                        {
                            string head = "#143#0.0." + ticket.Imei + "#";
                            if (SysPosList[ticket.sc_id] != null) head = "#143#" + ((UnitSysPosition)SysPosList[ticket.sc_id]).Gw_id + "." + ((UnitSysPosition)SysPosList[ticket.sc_id]).R_gw_id + "." + ticket.Imei + "#";

                            string test = head + ticket.Name + "#" + 0 + "#";
                            byte[] dataToSend = Utils.Convert_text_For_multicast("#" + ticket.seq_id + test);
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                    
                        }
                        else
                            SM.Debug("ticket will be sent at a later time - schedule: " + ticket.sched_timegmt + " current:" + DateTime.Now.ToUniversalTime().DateTo70Format());
                    }
                }
            }
            catch (Exception ex)
            {
                SM.Debug("Error on check4undeliverdTickets:" + ex.ToString());
            }
        }

        //ARS timer check 
        private void Check4ARS(Object state)
        {
            try
            {
                // This method is executed by a thread pool thread 
                //it checks for schedule SMS only for radios with ars on
                DBvehiclesManager dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);

                List<ARSstatus> ars_s = dbvehs.Get_ARS_ON_info_GMT();
                if (ars_s.Count == 0) return;

                foreach (ARSstatus item in ars_s)
                {
                    if (item.ArsInterval > 0)
                    {
                        if (DateTime.Now.ToUniversalTime() > item.Timegmt.AddSeconds(item.ArsInterval + 10))// added 10 seconds; marja erroare
                        {
                            SM.Debug("Unit:" + item.Imei + " ARS interval expired. Marking unit as OFF");

                            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#130#" + item.Imei + "#OFF#");
                            MainForm.udp.Send(dataToSend, dataToSend.Length);                                                                
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                if(ex.ToString().Contains("No connection could be made because the target machine actively"))
                    OnDatabaseDown?.Invoke();
                else 
                    SM.Debug("Exception on Check4SMS:" + ex.ToString());
            }
        }

        //ARS timer check 
        private void Check4ReportEmail(Object state)
        {
            ArrayList ListofMess = new ArrayList();
            try
            {
                MailMessage message = MainForm.ReportEmailQueue.GetItem(100);
                while (message != null)
                {
                    ListofMess.Add(message);
                    message = MainForm.ReportEmailQueue.GetItem(100);
                }
                if (ListofMess.Count>0)
                    EmailServerSSL.sendListofEmail(Program.cfg.smtpServer, Program.cfg.smtpPort, Program.cfg.emailAddress, Program.cfg.emailPassword, ListofMess, Program.cfg.smtpSSLState);


                foreach (DictionaryEntry entry in MainForm.RadioGWHash)
                {
                    DateTime lastUpdate = ((RadioGateway)(entry.Value)).LastUpdate;
                    var seconds = (DateTime.UtcNow - lastUpdate).TotalSeconds;
                    if(seconds >= 20)
                    {
                        if (((RadioGateway)(entry.Value)).Alive == true)
                        {
                            //send broadcast messages I'm dead
                            Utils.WriteLine(string.Format("Check Gateway alive: Gateway {0} is OFF", ((RadioGateway)(entry.Value)).Name), ConsoleColor.Red);

                            if (Program.cfg.gatewayType.Equals("SDR"))
                                RestartSDRGateway();
                            

                            string test = "#501#" + ((RadioGateway)(entry.Value)).Gw_id + "#" + ((RadioGateway)(entry.Value)).Id + "#" + "OFF" + "#" + ((RadioGateway)(entry.Value)).Name + "#";

                            byte[] dataToSend = Utils.Convert_text_For_multicast("#" + "0.0" + test);
                            MainForm.udp.Send(dataToSend, dataToSend.Length);
                            ((RadioGateway)(entry.Value)).Alive = false;
                        }
                    }
                }
                foreach (DictionaryEntry entry in MainForm.userStateHash)
                {
                    DateTime lastUpdate = ((User)(entry.Value)).LastUpdate;
                    var seconds = (DateTime.UtcNow - lastUpdate).TotalSeconds;
                    if (seconds >= 20)
                    {
                        if (((User)(entry.Value)).Alive == true)
                        {
                            //update database status
                            Utils.WriteLine($"User {((User)entry.Value).UserName} is OFF", ConsoleColor.Red);
                            dbuser.SetUserState(((User)entry.Value).Id, false);
                            ((User)(entry.Value)).Alive = false;
                        }
                    }
                }


            }
            catch (Exception ex)
            {
                SM.Debug("Exception on Check4ReportEmails:" + ex.ToString());
            }
        }

        #endregion


        private void RestartSDRGateway()
        {
            try
            {
                if (MainForm.IsProcessRunning("SDRgateway"))
                {
                    foreach (var process in Process.GetProcessesByName("SDRgateway"))
                    {
                        process.Kill();
                    }
                }

                System.Diagnostics.Process.Start($@"{SafeMobileLib.Utils.GetRegValue("Path", "SafeMobile")}\Tetra_SDR\SDRgateway.exe");
                SafeMobileLib.Utils.WriteLine("Gateway started", ConsoleColor.Yellow);

            }
            catch (Exception ex)
            {
                Utils.WriteLine("Could not start Gateway because: " + ex.ToString() + Environment.NewLine + "Path to Gateway = " +
                        $@"{SafeMobileLib.Utils.GetRegValue("Path", "SafeMobile")}\Tetra_SDR\SDRgateway.exe", ConsoleColor.Red);
            }
        }


        //get bytes from raw data 
        private byte[] getBytesFromRawData(byte[] rawData)
        {
            Int32 head = 0;
            for (int i = 0; i < (rawData.Length - 1); i++)
                if (rawData[i] == 35) head = i;
            byte[] forDecodeData3 = new byte[rawData.Length - head - 2];
            Int32 j = 0;
            for (int i = (head + 1); i < (rawData.Length - 1); i++)
            {
                forDecodeData3[j] = rawData[i];
                j++;
            }
            return forDecodeData3;
        }

        #region zones code here
        //for zones
        bool messageOnScreen = false;
        Boolean wehaveChange = false;
        Boolean findid = false;
        private Boolean firstStartProccesStatus = true;
        private volatile Int32 postmp = 0;
        private volatile uint nrSecond = 0;
        //private ConvertDT convDT = new ConvertDT();

        public static void PushStatus(String IMEI,Status_for_tab stat)
        {
            Utils.WriteLine("Send PushStatus:" + stat+" Imei:"+IMEI,ConsoleColor.Yellow);

            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#153#" + IMEI + "#" + (Int32)stat + "#");
            MainForm.udp.Send(dataToSend, dataToSend.Length);                                                                
        }


        int sampleRate = 8000;
        int bitdepth = 16;
        void readZones()
        {
            // code for zone 
            DBsettingsManager dbsett = new DBsettingsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            DBalarmManager dbalm = new DBalarmManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            dbuser = new DBuserManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            DBvehiclesManager dbveh = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            DBgatewaysManager dbgate = new DBgatewaysManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            DBReportingManager dbrep = new DBReportingManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            try
            {
                Int32.TryParse(dbsett.getSettingValue(0, "sampleRate"), out sampleRate);

                Int32.TryParse(dbsett.getSettingValue(0, "bitDepth"), out bitdepth);

                MainForm.VehList.Clear();
                MainForm.userReportTimeList.Clear();
                MainForm.VehStolen.Clear();
                //MainForm.VehicleHashStat.Clear();
                ImeitoMADEOFFList.Clear();
                UserListTMP = dbuser.getAllUsers();
                UserList.Clear();

                foreach (User obj in UserListTMP) {

                    if (UserList.ContainsKey(obj.Id))
                        UserList.Remove(obj.Id);

                    UserList.Add(obj.Id, obj.UserName);
                }

                // gateways
                GatewayListTMP = dbgate.getAllGateways();
                GatewayList.Clear();
                foreach (Gateway obj in GatewayListTMP)
                {
                    if (GatewayList.ContainsKey(obj.Id))
                        GatewayList.Remove(obj.Id);

                    
                    GatewayList.Add(obj.Id, (obj.Peer_id > 0));
                }

                // vehicles
                VehicleListTMP = dbveh.getAllVehicles();
                VehicleList.Clear();
                foreach (Vehicles obj in VehicleListTMP)
                {
                    if (VehicleList.ContainsKey(obj.Imei))
                        VehicleList.Remove(obj.Imei);

                    VehicleList.Add(obj.Imei, obj.VehName);
                }

                //VehicleListMobileTMP = dbveh.getAllMobileVehicles();
                foreach (Vehicles obj in VehicleListTMP)
                {
                    if (MobileVehicleList.ContainsKey(obj.Id + ""))
                        MobileVehicleList.Remove(obj.Id + "");

                    MobileVehicleList.Add(obj.Id + "", obj.Imei);
                }

                UserReportTimeListTMP = dbrep.getUserReportTime();
                MainForm.userReportTimeList.Clear();

                foreach (UserReportTime obj in UserReportTimeListTMP)
                {
                    if (MainForm.userReportTimeList.ContainsKey(obj.UserID))
                        MainForm.userReportTimeList.Remove(obj.UserID);

                    MainForm.userReportTimeList.Add(obj.UserID, obj);
                }

                dbgate.gelAllGatewaysAndRadioGatewaysHT(ref MainForm.RadioGWHash);
                dbuser.RefreshUserHT(ref MainForm.userStateHash);
                SM.Debug("Step1 ");
                try
                {
                    if (MainForm.VehList.Count == 0)
                    {
                        VehImeiStatus = dbalm.getImeiLastStatus();
                    }

                    foreach (Vehicles obj in VehicleListTMP)
                    {
                        if (!MainForm.VehicleHashStat.ContainsKey(obj.Imei))
                            MainForm.VehicleHashStat.Add(obj.Imei, new VehicleStatus(obj.Gps_poor, obj.Gps_off, obj.Made_off));
                        else
                        {
                            VehicleStatus vehicleStatus = (VehicleStatus)MainForm.VehicleHashStat[obj.Imei];

                            //prevent reset lastPositionTime & lastArsTime on create new VehicleStatus object
                            vehicleStatus.gps_poor = obj.Gps_poor;
                            vehicleStatus.gps_off  = obj.Gps_off;
                            vehicleStatus.made_off = obj.Made_off;
                        }
                    }

                    if (firstStartProccesStatus)
                    {
                        DBgatewaysManager dbgateway = new DBgatewaysManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        RadioListIP = dbgateway.get_all_GatewaywithIDandIP();
                        firstStartProccesStatus = false;
                        VehLastPos = dbveh.GetLastPos();


                        //define status now
                        foreach (UnitGpsPos obj in VehLastPos)
                        {
                            //if ((obj.status != 0) && (obj.status != 7) && (obj.status != 8) && (obj.status != 9))
                            if ((obj.status != (int)Status_for_tab.OFF) && (obj.status != (int)Status_for_tab.DISABLE) 
                                && (obj.status != (int)Status_for_tab.EMERG) && (obj.status != (int)Status_for_tab.MADEOFF))
                            {
                                nrSecond = DateTime.Now.GetSecondsLocalFromDT() - (uint)obj.timeGMT;

                                //Utils.WriteLine("Nr second:" + nrSecond + " Imei:" + obj.IMEI, ConsoleColor.Green);
                                if (MainForm.VehicleHashStat[obj.IMEI] != null)
                                {

                                    VehicleStatus vehicleStatus = (VehicleStatus)MainForm.VehicleHashStat[obj.IMEI];

                                    // save last position time 
                                    vehicleStatus.lastPositionTime = ((uint)obj.timeGMT).GetDTLocalFromSeconds();


                                    if (vehicleStatus.made_off <= nrSecond)
                                    {
                                        PushStatus(obj.IMEI, Status_for_tab.MADEOFF);
                                        vehicleStatus.curentStatus = Status_for_tab.MADEOFF;
                                    }
                                    else if (vehicleStatus.gps_off <= nrSecond)
                                    {
                                        PushStatus(obj.IMEI, Status_for_tab.GPS_OFF);
                                        vehicleStatus.curentStatus = Status_for_tab.GPS_OFF;
                                    }
                                    else if (vehicleStatus.gps_poor <= nrSecond)
                                    {
                                        PushStatus(obj.IMEI, Status_for_tab.GPS_POOR);
                                        vehicleStatus.curentStatus = Status_for_tab.GPS_POOR;
                                    }
                                    else
                                    {
                                        if (obj.status == (int)Status_for_tab.GPS_ON)
                                        {
                                            Int64 left = DateTime.Now.GetSecondsLocalFromDT();
                                            Int64 right = (uint)obj.timeGMT;
                                            nrSecond = (uint)Math.Abs(left - right);

                                            if (vehicleStatus.made_off <= nrSecond)
                                            {
                                                ImeitoMADEOFFList.Add(obj.IMEI);
                                            }
                                        }
                                        else if ((obj.status == (int)Status_for_tab.NOGPSFIX) || (obj.status == (int)Status_for_tab.ON))
                                        {
                                            if ((Int64)Math.Abs(vehicleStatus.made_off - nrSecond) * 1000 < Int32.MaxValue)
                                                ;
                                        }

                                        vehicleStatus.curentStatus = (Status_for_tab)obj.status;
                                    }
                                }
                            }
                            else
                            {
                                if (MainForm.VehicleHashStat[obj.IMEI] != null)
                                    ((VehicleStatus)MainForm.VehicleHashStat[obj.IMEI]).curentStatus = (Status_for_tab)obj.status;
                            }
                        }
                    }
                }
                catch (Exception ex)
                {
                    SM.Debug("Error on putting the status:"+ex.ToString());
                    try
                    {
                        foreach (Vehicles obj in VehicleListTMP)
                        {
                            if (!MainForm.VehicleHashStat.Contains(obj.Imei))
                                MainForm.VehicleHashStat.Add(obj.Imei, new VehicleStatus(obj.Gps_poor, obj.Gps_off, obj.Made_off));
                        }
                        foreach (String obj in MainForm.VehicleHashStat.Keys)
                            ((VehicleStatus)MainForm.VehicleHashStat[obj]).curentStatus = Status_for_tab.OFF;
                    }
                    catch (Exception exe)
                    {
                        SM.Debug("Error on put all the stuff OFF:"+exe.ToString());
                    }
                }
                reloadEmergHashes();

                // populate vehicles list 
                if (MainForm.VehList.Count == 0)
                {
                    //old code 
                    Utils.WriteLine("Compute zone first time init Vehlist");
                    ZoneList = dbalm.get_all_zone();
                    LandList = dbalm.get_all_landmarks();
                    Dictionary<Int64, String> usersSpeedUnits = dbuser.getAllUsersSpeedUnit();

                    MainForm.VehList = dbalm.get_Vehicle_and_zone();

                    #region DISPLAY ALL UNITS IDs TO CONSOLE
                    Utils.WriteLine("==================================================================");
                    Utils.WriteLine($"Received {MainForm.VehList.Count } vehicles", ConsoleColor.Green);
                    int i = 0;

                    foreach(Vehicle_Data veh in MainForm.VehList.Cast<DictionaryEntry>().ToList()
                        .Select(d => d.Value).OrderBy(d => ((Vehicle_Data)d).imei))
                    {
                        //Vehicle_Data veh = (pair.Value as Vehicle_Data);
                        Utils.Write(String.Format("{0,15}", veh.imei + (veh.active ? " [X]" : "[ ]") ), ConsoleType.ALL);
                        if (i % 5 == 0)
                            Utils.Write("|\n", ConsoleType.ALL);

                        i++;
                    }

                    Utils.Write("\n", ConsoleType.ALL);
                    Utils.WriteLine("==================================================================");
                    #endregion
                                        
                    if ((ZoneList.Count != 0) || (LandList.Count != 0))
                    {
                        Utils.WriteLine("Compute zone first time if i have some zones or LANDmarks");
                        foreach (String obj in MainForm.VehList.Keys)
                        {

                            Vehicle_Data vehicle_Data = (Vehicle_Data)MainForm.VehList[obj];

                            ArrayList tmparr = new ArrayList();
                            foreach (ZoneClass obj2 in ZoneList)
                            {
                                ZoneClass tmp = new ZoneClass(obj2, obj2.id, obj2.arrSc_id);
                                if (!usersSpeedUnits.ContainsKey(tmp.useridx))
                                    usersSpeedUnits.Add(tmp.useridx, "m");

                                tmp.speedUnit = usersSpeedUnits[tmp.useridx];
                                tmparr.Add(tmp);
                            }

                            vehicle_Data.zonelist = tmparr;

                            ArrayList tmparr2 = new ArrayList();
                            foreach (LandMark obj2 in LandList)
                            {
                                LandMark tmp = new LandMark(obj2.name, obj2.lat, obj2.lng, obj2.land_id, obj2.useridx, obj2.callout, obj2.calloutSeverity);

                                if (!usersSpeedUnits.ContainsKey(tmp.useridx))
                                    usersSpeedUnits.Add(tmp.useridx, "m");

                                tmp.speedUnit = usersSpeedUnits[tmp.useridx];
                                tmparr2.Add(tmp);
                            }

                            vehicle_Data.landlist = tmparr2;
                        }

                        foreach (String obj in MainForm.VehList.Keys)
                        {

                            Vehicle_Data vehicle_Data = (Vehicle_Data)MainForm.VehList[obj];

                            foreach (ZoneClass obj2 in vehicle_Data.zonelist)
                                obj2.CheckZone(vehicle_Data.lat, vehicle_Data.lng, out postmp);

                            foreach (LandMark obj2 in vehicle_Data.landlist)
                                obj2.CheckPosition(vehicle_Data.lat, vehicle_Data.lng);
                        }
                    }
                }
                else 
                {
                    //new code made calcation for zone only if something change
                    Console.WriteLine("Compute zone calculation only something is change");
                    ZoneListTMP = dbalm.get_all_zone();
                    LandListTMP = dbalm.get_all_landmarks();
                    /// condition to recalculate zone
                    if ((ZoneListTMP.Count != 0) || (LandListTMP.Count != 0))
                    {
                        VehListTMP  = dbalm.get_Vehicle_and_zone();
                        // check if zone ID is change
                        try
                        {
                            wehaveChange = false;
                            foreach (ZoneClass obj in ZoneListTMP)
                            {
                                findid = false;
                                foreach (ZoneClass obj2 in ZoneList)
                                    if (obj.id == obj2.id)
                                    {
                                        findid = true;
                                        break;
                                    }
                                if (!findid)
                                {
                                    wehaveChange = true;
                                    break;
                                }
                            }
                        }
                        catch (Exception ex)
                        {
                            SM.Debug("Error compare zone ID"+ex.ToString());
                        }

                        // end check zone ID change
                        if ((VehListTMP.Count != MainForm.VehList.Count) || (ZoneListTMP.Count != ZoneList.Count) || (LandListTMP.Count != LandList.Count) || (wehaveChange))
                        {
                            Console.WriteLine("Something is change on Zone or Landmark begin proccess");
                            foreach (String obj in VehListTMP.Keys)
                            {
                                Vehicle_Data vehicle_Data = (Vehicle_Data)VehListTMP[obj];


                                // populate Zone list
                                ArrayList tmparr = new ArrayList();
                                foreach (ZoneClass obj2 in ZoneListTMP)
                                {
                                    tmparr.Add(new ZoneClass(obj2, obj2.id, obj2.arrSc_id));
                                }

                                vehicle_Data.zonelist = tmparr;

                                // populate Landmark list
                                ArrayList tmparr2 = new ArrayList();
                                foreach (LandMark obj2 in LandListTMP)
                                {
                                    tmparr2.Add(new LandMark(obj2.name, obj2.lat, obj2.lng, obj2.land_id, obj2.useridx, obj2.callout, obj2.calloutSeverity));
                                    
                                }
                                vehicle_Data.landlist = tmparr2;
                            }

                            foreach (String obj in VehListTMP.Keys)
                            {
                                Vehicle_Data vehicle_Data = (Vehicle_Data)VehListTMP[obj];


                                foreach (ZoneClass obj2 in vehicle_Data.zonelist)
                                    obj2.CheckZone(vehicle_Data.lat, vehicle_Data.lng, out postmp);
                                foreach (LandMark obj2 in vehicle_Data.landlist)
                                    obj2.CheckPosition(vehicle_Data.lat, vehicle_Data.lng);
                            }

                            //clear all
                            ZoneList.Clear();
                            LandList.Clear();
                            MainForm.VehList.Clear();

                            // move from TMP used List
                            ZoneList.AddRange(ZoneListTMP);
                            LandList.AddRange(LandListTMP);


                            foreach (String obj in VehListTMP.Keys)
                            {
                                Vehicle_Data tmp = (Vehicle_Data)VehListTMP[obj];
                                MainForm.VehList.Add(obj, tmp);
                            }

                            MainForm.VehListWithGroupDetails.Clear();
                            List<Vehicles> list = dbvehs.getAllVehicles();
                            foreach (Vehicles veh in list)
                            {
                                // remove old object if still exists
                                if (MainForm.VehListWithGroupDetails.Contains(veh.Imei))
                                    MainForm.VehListWithGroupDetails.Remove(veh.Imei);

                                MainForm.VehListWithGroupDetails.Add(veh.Imei, veh);
                            }

                        }
                    }
                }
                Utils.WriteLine("Before updating status");
                foreach (String obj in ImeitoMADEOFFList)
                {
                    PushStatus(obj, Status_for_tab.MADEOFF);
                    ((VehicleStatus)MainForm.VehicleHashStat[obj]).curentStatus = Status_for_tab.MADEOFF;
                    System.Threading.Thread.Sleep(10);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine("Error load zone " + ex.ToString());
                //Console.ReadKey(true);
                if (!messageOnScreen)
                {
                    messageOnScreen = true;
                    try
                    {
                        byte[] dataToSend = Utils.Convert_text_For_multicast("#Application server database connection failed#");
                        MainForm.udp.Send(dataToSend, dataToSend.Length);                                                                
                    }
                    catch (Exception ex2)
                    {
                        SM.Debug("Error on sending Message to SD that APPServer has problem: " + ex2.ToString());
                    }

                    try
                    {
                        Utils.WriteEventLog(Program.COMPANY, "AppServer restart imminent due to DB connection failed", EventLogEntryType.Information, 3152);
                    }
                    catch (Exception exe)
                    {
                        SM.Debug("Unable to write log Event ex:" + exe.ToString());
                    }
                    //short initial = FeedbackRadMessageBox.InteractionWaitSeconds;
                    //FeedbackRadMessageBox.InteractionWaitSeconds = 1;
                        FeedbackRadMessageBox.ShowError("DB connection failed!!!Please check DB server and restart Application server!!", "App Server Database Error");
                    //FeedbackRadMessageBox.InteractionWaitSeconds = initial;
                    Environment.Exit(0);
                   
                }
            }
        }

        private void reloadEmergHashes()
        {
            try
            {
                //DB = new DBmanager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                //DB.InitConnection();
                //load vehs for stolen test
                dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                dbsubsoperManage = new DBsubsOperationManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                List<Vehicles> list = dbvehs.getAllVehicles();

                MainForm.VehListWithGroupDetails.Clear();
                foreach (Vehicles veh in list)
                {
                    // remove old object if still exists
                    if (MainForm.VehStolen.Contains(veh.Imei))
                        MainForm.VehStolen.Remove(veh.Imei);

                    MainForm.VehStolen.Add(veh.Imei, veh.IsStolen);

                    if (EmergencyHash.Contains(veh.Imei))
                        EmergencyHash.Remove(veh.Imei);

                    EmergencyHash.Add(veh.Imei, new DateTime(0));


                    // remove old object if still exists
                    if (MainForm.VehListWithGroupDetails.Contains(veh.Imei))
                        MainForm.VehListWithGroupDetails.Remove(veh.Imei);

                    MainForm.VehListWithGroupDetails.Add(veh.Imei, veh);
                }
                dbCallPatch = new DBcallPatchManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
            }
            catch (Exception ex)
            {
                SM.Debug(ex.ToString());
            }
        }

        private void sendAlarmMail(string mes, string mailAdr)
        {
            if (Program.cfg.enableEmailService)
            {

                if (!String.IsNullOrEmpty(Program.cfg.emailAddress) && !String.IsNullOrEmpty(mailAdr))
                {
                    if (MainForm.IsBlacklistedAddress(mailAdr))
                    {
                        Utils.WriteLine($" sendAlarmMail : The email was not sent. Email address '{mailAdr}' is in blacklist ");
                        return;
                    }

                    try
                    {
                        MailAddress from = new MailAddress(Program.cfg.emailAddress);
                        MailAddress to = new MailAddress(mailAdr);
                        MailMessage message = new MailMessage(from, to);
                        message.Subject = "Alarm";
                        message.Body = mes;
                        EmailServerSSL.sendEmail(Program.cfg.smtpServer, Program.cfg.smtpPort, Program.cfg.emailAddress, Program.cfg.emailPassword, message, Program.cfg.smtpSSLState);
                    }
                    catch (Exception ex)
                    {
                        if (ex.ToString().Contains("timed out"))
                            MainForm.HandleTimeoutError(mailAdr);

                        Utils.WriteLine("Exception in sendMailAlarm: " + ex.ToString(), ConsoleColor.Red);
                        //Console.WriteLine(e.ToString());
                    }
                }
                else
                {
                    Utils.WriteLine($"Missing email address From = {Program.cfg.emailAddress} To = {mailAdr})", ConsoleColor.Red);
                }
            }
            else
            {
                SM.Debug("email disabled");
            }
        }


        public void sendDailyReportMail(String PdfFile, string mailAdr)
        {
            try
            {
                MailAddress from = new MailAddress(Program.cfg.emailAddress);                
                //MailAddress to = new MailAddress(mailAdr);
                String[] address = mailAdr.Split(";".ToCharArray());
                MailAddress to = new MailAddress(address[0]);                
                MailMessage message = new MailMessage(from, to);
                if (address.Count() > 1)
                {
                    Boolean skipeFirst=true;
                    foreach (String obj in address)
                    {
                        if (skipeFirst) { skipeFirst = false; }
                        else message.To.Add(new MailAddress(obj));
                    }
                }
                message.Subject = "Daily Reports from " + Program.COMPANY + " Dispatch System";
                message.Body = "Hello you have attached a PDF file with you Daily Reports from " + Program.COMPANY + " Dispatch System";
                // Create  the file attachment for this e-mail message.
                Attachment data = new Attachment(PdfFile, MediaTypeNames.Application.Octet);
                // Add time stamp information for the file.
                ContentDisposition disposition = data.ContentDisposition;
                disposition.CreationDate = System.IO.File.GetCreationTime(PdfFile);
                disposition.ModificationDate = System.IO.File.GetLastWriteTime(PdfFile);
                disposition.ReadDate = System.IO.File.GetLastAccessTime(PdfFile);
                // Add the file attachment to this e-mail message.
                message.Attachments.Add(data);
                MainForm.ReportEmailQueue.PostItem(message);
            }
            catch (Exception ex)
            {
                SM.Debug("Exception in sendMailReport: "+ex.ToString());
                //Console.WriteLine(e.ToString());
            }

        }

        private void ComputeZones(Object state)
        {
            // This method is executed by a thread pool thread             
            Console.WriteLine("Computing Zones");
            MainForm.ZonesBussy = true;
            readZones();
            MainForm.ZonesBussy = false;            
        }

        private uint DateTo70Format(DateTime param)
        {
            long nOfSeconds;
            //Console.WriteLine("DateTo70Format param=" + param);
            System.DateTime dt70 = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
            TimeSpan span = param - dt70;
            nOfSeconds = (long)span.TotalSeconds;
            return ((uint)nOfSeconds);
        }


        #endregion

        

        #region email

        private void CheckMail(Object state)
        {
            // This method is executed by a thread pool thread 
            try
            {
                if (Program.cfg.enableEmailService)
                {
                    SM.Debug(new string[] { "Checking mail at:" + DateTime.Now.ToString(), "For " + Program.cfg.emailAddress.ToString() + " on " + Program.cfg.pop3Server.ToString() });

                    emailHT = dbsubsoperManage.getAll_imei_sc_id("ByMail");
                    if (emailHT.Count > 0)
                    {
                        SM.Debug("Load " + emailHT.Count + " subscribers emails from DB ...");
                    }

                    if (sslServer == null)
                    {
                        SM.Debug("sslServer is null");
                        return;
                    }


                    Int64 latestEmailTime = sslServer.getLastEmailTime();
                    ArrayList EmailList = sslServer.getEmails();

                    // update the latest email time if changed
                    if (latestEmailTime < sslServer.getLastEmailTime())
                    {
                        DBemailServiceManager DB = new DBemailServiceManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                        DB.SetLastEmailTime(sslServer.getLastEmailTime());
                    }


                    DBsmsManager DBsms = new DBsmsManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);
                    DBvehiclesManager dbvehs = new DBvehiclesManager(Program.cfg.DB_IP, Program.cfg.DB_schema, Program.cfg.DB_user, Program.cfg.DB_passwd, Program.cfg.DB_port);


                    foreach (EmailtoSMS obj in EmailList)
                    {
                        String seqID = "0." + (DateTime.Now.GetSecondsLocalFromDT()) + DateTime.Now.Millisecond.ToString();

                        SM.Debug(new string[] { "-----START OK----",
                                                "From: " + obj.from,
                                                "ID: "   + obj.id,
                                                "Text: " + obj.text});
                        try
                        {
                            // app server idx =0
                            
                            //bigu code remove # from text and also replace "'"
                            try
                            {
                                obj.text = obj.text.Replace("&#39;", "`");
                                obj.text = obj.text.Replace("#", " ");
                            }
                            catch (Exception ex)
                            {
                                SM.Debug("Error on converting email:" + ex.ToString());
                            }

                            //end bigu code
                            if (!obj.is_group) DBsms.insert_sms_received(obj.id, obj.text, 7, obj.from, seqID);
                            if (obj.is_sierra)
                            {
                                if (emailHT.Contains(obj.from))
                                {
                                    SM.Debug("Email received <<" + obj.text + ">> from address: " + obj.from);

                                    seqID = "1." + Utils.GetSecondsLocalFromDT(DateTime.Now).ToString() + DateTime.Now.Millisecond.ToString();
                                    string test = "#132#" + ((SW_Subscriber)emailHT[obj.from]).imei + "#" + obj.text + "#hyt#";
                                    String cmdok = "#" + seqID + test; Int32 tmp = cmdok.Length + 1; tmp += tmp.ToString().Length; cmdok = "#" + tmp.ToString() + cmdok;
                                    System.Text.Encoding enc = System.Text.Encoding.ASCII;
                                    byte[] buf = enc.GetBytes(cmdok);
                                    //send to messagebus
                                    MainForm.udp.Send(buf, buf.Length);

                                    SM.Debug("Email thread successfully sent data to message bus");
                                }
                            }
                        }
                        catch (Exception ex)
                        {
                            Utils.WriteLine(ex.ToString(), ConsoleColor.Red);
                        }
                        

                        if (obj.text.Length > 140 - 3 - obj.from.Length)
                            obj.text = obj.text.Remove(140 - 3 - obj.from.Length) + " [" + obj.from + "]";
                        else
                            obj.text = obj.text + " [" + obj.from + "]";
                        
                        //send SMS on message buss 
                        if (!obj.is_sierra)
                        {
                            
                            if (dbvehs != null)
                            {
                                UnitSysPosition tmpX = dbvehs.getSystemPosition(dbvehs.getSCID(obj.id));

                                string cmd = $"{tmpX.Gw_id}.{tmpX.R_gw_id}.{obj.id}#{obj.text}#{DateTime.Now.GetSecondsLocalFromDT()}#";
                                string code = (obj.is_group) ? "#144#" : "#143#" ;
                                byte[] msg = Utils.Convert_text_For_multicast("#0.0" + code + cmd);

                                if (msg != null && msg.Length > 0)
                                    MainForm.udp.Send(msg, msg.Length);

                                if (obj.is_group)
                                {
                                    Int32 oldgatewayID = 0;
                                    foreach (RadioGateway obj2 in RadioListIP)
                                    {
                                        if (oldgatewayID != obj2.Gw_id)
                                        {
                                            oldgatewayID = (Int32)obj2.Gw_id;
                                            cmd = $"#144#{obj2.Gw_id}.{obj2.Id}.{obj.id}#{obj.text}#{DateTime.Now.GetSecondsLocalFromDT()}#";
                                            byte[] msg2 = Utils.Convert_text_For_multicast("#1." + (DateTime.Now.GetSecondsLocalFromDT()) + DateTime.Now.Ticks.ToString() + cmd);

                                            if( msg2 != null && msg2.Length > 0)
                                                MainForm.udp.Send(msg2, msg2.Length);
                                        }
                                    }
                                }
                            }
                        }
                    }
                    SM.Debug("Email check done!!!");
                }
                else
                {
                    SM.Debug("Email disabled");
                }
            }
            catch (Exception ex)
            {
                SM.Debug("Error on CheckMAil:" + ex.ToString());
            }
        }

        //sms-> email
        private void sendMail( string mailAdr, string mailBody, int radioID)
        {
            if (Program.cfg.enableEmailService)
            {
                if (!String.IsNullOrEmpty(Program.cfg.emailAddress) && !String.IsNullOrEmpty(mailAdr))
                {

                    if (MainForm.IsBlacklistedAddress(mailAdr))
                    {
                        Utils.WriteLine($"sendMail : The email was not sent. Email address '{mailAdr}' is in blacklist count = {MainForm.blackListAddress[mailAdr]}");
                        return;
                    }


                    SM.Debug("Sending mail to " + mailAdr + " from radioId " + radioID.ToString());
                    try
                    {
                        MailMessage message = new MailMessage();
                        message.From = new MailAddress(Program.cfg.emailAddress);
                        message.To.Add(mailAdr);
                        message.Subject = "RadioID: " + radioID.ToString() + "  Subject:" + (mailBody.Length < 25 ? mailBody : (mailBody.Remove(25) + "..."));
                        message.Body = "You received a message from radio id " + radioID.ToString() +
                                       "\n------------------------------\n" +
                                       mailBody +
                                       "\n------------------------------\n ";
                        message.IsBodyHtml = true;

                        EmailServerSSL.sendEmail(Program.cfg.smtpServer, Program.cfg.smtpPort, Program.cfg.emailAddress, Program.cfg.emailPassword, message, Program.cfg.smtpSSLState);
                    }
                    catch (Exception ex)
                    {
                        if (ex.ToString().Contains("timed out") ||
                             ex.ToString().Contains("the client was not authenticated"))
                            MainForm.HandleTimeoutError(mailAdr);

                        Utils.WriteLine("Exception in sendMail: " + ex.ToString(), ConsoleColor.Red);
                    }
                }
                else
                {
                    Utils.WriteLine($"Missing email address From = {Program.cfg.emailAddress} To = {mailAdr})", ConsoleColor.Red);
                }
            }
            else
            {
                SM.Debug("email disabled");
            }

        }

        //sms-> email Sierra Wireless
        private void sendMail_SW(string mailAdr, string mailBody)
        {
            if (Program.cfg.enableEmailService)
            {
                if (!String.IsNullOrEmpty(Program.cfg.emailAddress) && !String.IsNullOrEmpty(mailAdr))
                {

                    if (MainForm.IsBlacklistedAddress(mailAdr))
                    {
                        Utils.WriteLine($"sendMail_SW : The email was not sent. Email address '{mailAdr}' is in blacklist count = {MainForm.blackListAddress[mailAdr]}");
                        return;
                    }

                    SM.Debug("Sending mail to " + mailAdr);

                    try
                    {
                        MailMessage message = new MailMessage();
                        message.From = new MailAddress(Program.cfg.emailAddress);
                        message.To.Add(mailAdr);
                        message.Body = mailBody;
                        message.IsBodyHtml = true;

                        EmailServerSSL.sendEmail(Program.cfg.smtpServer, Program.cfg.smtpPort, Program.cfg.emailAddress, Program.cfg.emailPassword, message, Program.cfg.smtpSSLState);
                    }
                    catch (Exception ex)
                    {
                        if (ex.ToString().Contains("timed out") ||
                             ex.ToString().Contains("the client was not authenticated"))
                            MainForm.HandleTimeoutError(mailAdr);

                        Utils.WriteLine("Exception in sendMail Sierra Wireless Gateway: " + ex.ToString(), ConsoleColor.Red);
                    }
                }
                else
                {
                    Utils.WriteLine($"Missing email address From = {Program.cfg.emailAddress} To = {mailAdr})", ConsoleColor.Red);
                }
            }
            else
            {
                SM.Debug("email disabled");
            }

        }
        #endregion


        #region DB backup/restore
        private DBbackup backup;
        private BackgroundWorker bgWorkerDBbackup;
        private volatile bool backupDOne = false;
        #region bg worker DBbackup events
        void bgWorkerDBbackup_DoWork(object sender, DoWorkEventArgs e)
        {
            object[] param = (object[])e.Argument;
            
            if (backup.performBackupPostgres(param[0].ToString(), param[1].ToString()))
            {
                Console.WriteLine(" Backup done.");
                backupDOne = true;
            }
            else
            {
                Console.WriteLine(" Backup failed.");
                backupDOne = false;
            }
        }

        void bgWorkerDBbackup_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            //send emergency alarm to SD
            //send ACK back to GW
            string code = (backupDOne == true) ? "#61#1#" : "#61#0#";
            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0" + code);
            MainForm.udp.Send(dataToSend, dataToSend.Length);                                                                
        }
        #endregion

        private BackgroundWorker bgWorkerDBrestore;
        private volatile bool restoreDOne;
        #region bg worker DBrestore events
        void bgWorkerDBrestore_DoWork(object sender, DoWorkEventArgs e)
        {
            object[] param = (object[])e.Argument;

            if (backup.performRestorePostgres(param[0].ToString(), param[1].ToString()))
            {
                Console.WriteLine(" restore done.");
                restoreDOne = true;
            }
            else
            {
                Console.WriteLine(" restore failed.");
                restoreDOne = false;
            }
        }

        void bgWorkerDBrestore_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            //send emergency alarm to SD
            //send ACK back to GW
            string code = (restoreDOne == true) ? "#62#1#" : "#252#0#";

            byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0" + code);
            MainForm.udp.Send(dataToSend, dataToSend.Length);                                                                
        }
        #endregion

        private string getAllBackups(string dirFolder)
        {
            SM.Debug("Searching for backups in:" + dirFolder);
            string ret="";
            if (!Directory.Exists(dirFolder)) return "";
            DirectoryInfo di = new DirectoryInfo(dirFolder);
            di.Refresh();
            FileInfo[] fileNames = di.GetFiles("*.tar");

            for (int i = 1; i < 35; i++)
            {
                //get last backups
                if((fileNames.Length - i)>=0)
                    ret += fileNames[fileNames.Length - i].Name + ";";
            }
            Utils.WriteLine(ret, ConsoleColor.Green);
            return ret;
        }
        #endregion


        public delegate void RefreshHashRequest();
        public event RefreshHashRequest OnRefreshHashRequest;

        public delegate void DatabaseDownDel();
        public event DatabaseDownDel OnDatabaseDown;

        public delegate void EmergencyAckDelegate(String seqID, String radioID);
        public event EmergencyAckDelegate OnEmergencyAckReceived;

        public delegate void PollRequestDelegate(String seqID, String radioID);
        public event PollRequestDelegate OnPollRequestReceived;
    }
}