SafeDispatch/SafeMobileLIB_DLL/DBmanagers/DBTicketingManager.cs

using System;
using System.Collections.Generic;
using System.Text;
using Npgsql;
using System.Xml;
using System.Collections;
using System.Linq;
using System.Text.RegularExpressions;

namespace SafeMobileLib
{
    public class DBTicketingManager : DBmanager
    {
        public DBTicketingManager(string p_server, string p_dbname, string p_user, string p_password, string p_port)
            : base(p_server, p_dbname, p_user, p_password, p_port)
        {

        }

        #region Job Tickets

        public int getMaxTicketID()
        {
            int ticket_id = -1;

            try
            {

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT value FROM sequences where name = 'jobticketing'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {

                        ticket_id = Convert.ToInt32(cmd.ExecuteScalar());
                    }

                    if (ticket_id == -1)
                    {
                        command = "INSERT INTO sequences(name,value,idx) VALUES ('jobticketing',0,1)";
                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {
                            cmd.Prepare();
                            cmd.ExecuteNonQuery();
                        }
                        ticket_id = 1;
                    }

                    command = "UPDATE sequences SET value = value + 1 WHERE name = 'jobticketing'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message, ConsoleColor.Red);
            }

            return ticket_id;
        }

        public sqlResponse insert_job_ticket_from_sd(string imei, int ticket_id, string mess, string seqID, int sched_time)
        {
           
            sqlResponse resp = sqlResponse.SQLerror;
            
            Int32 sc_id = 0;
            Int32 job_status = 0;
            int specified_end_time = -1;
            string[] messageString = mess.Split("^".ToCharArray());
            string text = messageString[0];
            string comment = messageString[1];
            string priority = messageString[2];
            string createdBy = messageString[3];
            if(messageString[4]!=null && messageString[4]!="")
            specified_end_time = Convert.ToInt32(messageString[4]);
            string shareWith = messageString[5];
            try
            {

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = $"SELECT sc_id FROM subscriber WHERE imei='{imei}'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        sc_id = Convert.ToInt32(cmd.ExecuteScalar());
                    }

                    command = "SELECT status_id from jobticketstatusesset where is_first_state = 1";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        job_status = Convert.ToInt32(cmd.ExecuteScalar());
                    }


                    string query = "INSERT INTO jobtickets (ticket_id, name, sc_id, job_status,deleted,creation_time,comment,priority,dispatcher, sched_timegmt ";
                    if (specified_end_time > -1) query += ", end_time_planned ";
                    query += ", share_with, seq_id, status, is_expired) VALUES(@ticket_id, @name, @sc_id, @job_status, 0, @creation_time, @comment, @priority, @dispatcher, @sched_timegmt";
                    if (specified_end_time > -1) query += ", " + specified_end_time;
                    query += ", @share_with, @seq_id, 0, false)";


                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;
                        cmd.Parameters.Add("@name", NpgsqlTypes.NpgsqlDbType.Varchar).Value = text;
                        cmd.Parameters.Add("@sc_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = sc_id;
                        cmd.Parameters.Add("@job_status", NpgsqlTypes.NpgsqlDbType.Integer).Value = job_status;
                        cmd.Parameters.Add("@creation_time", NpgsqlTypes.NpgsqlDbType.Integer).Value = DateTime.Now.ToUniversalTime().DateTo70Format();
                        cmd.Parameters.Add("@comment", NpgsqlTypes.NpgsqlDbType.Varchar).Value = comment;
                        cmd.Parameters.Add("@priority", NpgsqlTypes.NpgsqlDbType.Varchar).Value = priority;
                        cmd.Parameters.Add("@dispatcher", NpgsqlTypes.NpgsqlDbType.Varchar).Value = createdBy;
                        cmd.Parameters.Add("@sched_timegmt", NpgsqlTypes.NpgsqlDbType.Integer).Value = sched_time;
                        cmd.Parameters.Add("@share_with", NpgsqlTypes.NpgsqlDbType.Varchar).Value = shareWith;
                        cmd.Parameters.Add("@seq_id", NpgsqlTypes.NpgsqlDbType.Varchar).Value = seqID;
                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                    resp = sqlResponse.done;

                    //=======================================
                    //insert into job ticketing history
                    //=======================================

                    query = "INSERT INTO jobtickets_log (ticket_id, modified_date , job_status, sc_id) VALUES(@ticket_id, @modified_date , @job_status, @sc_id)";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;
                        cmd.Parameters.Add("@modified_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = DateTime.Now.ToUniversalTime().DateTo70Format();
                        cmd.Parameters.Add("@job_status", NpgsqlTypes.NpgsqlDbType.Integer).Value = job_status;
                        cmd.Parameters.Add("@sc_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = sc_id;
                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                    resp = sqlResponse.done;
                }
            }
            catch (Exception o)
            {
                Console.WriteLine("File: DBTicketingManager.cs Meth: insert_job_ticket_from_sd " + o.Message.ToString());
            }
            
            
            return resp;
        }

        public sqlResponse update_ticket_delivered(string seqID, int status)
        {
            sqlResponse resp = sqlResponse.SQLerror;

            // status = 1 : GW read the msg and delivered it
            // status = 2 : GW received the confirm from radio unit


            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string query = "UPDATE jobtickets SET status=" + status + " where seq_id='" + seqID + "'";
                    Console.WriteLine(query);
                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.ExecuteNonQuery();
                    }
                    resp = sqlResponse.done;
                }
            }
            catch (Exception o)
            {
                Console.WriteLine($"update_ticket_delivered:  {o.Message}", ConsoleColor.Red);
            }
            
            return resp;
        }

        public sqlResponse insert_ticket_response(String imei, string mess)
        {
            sqlResponse resp = sqlResponse.SQLerror;
            //InitConnection();
       
            Int32 status_id = 0;
            Int32 sc_id = 0;
            Int32 is_last_state = 0;
            Int32 end_time = -1;
            object updateResponse = null;
            try
            {

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand($"SELECT sc_id from subscriber where imei='{imei}' LIMIT 1", connection))
                    {
                        sc_id = Convert.ToInt32(cmd.ExecuteScalar());
                    }


                    string status = Regex.Replace(mess, "[0-9]", "");
                    Int32 ticket_id = Convert.ToInt32(Regex.Replace(mess, "[a-zA-z]", ""));

                    string command = $"SELECT status_id, is_last_state from jobticketstatusesset where status='{status}'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        using (NpgsqlDataReader dr = cmd.ExecuteReader())
                        {
                            while (dr.Read())
                            {
                                status_id = dr.GetInt32(0);
                                is_last_state = dr.GetInt32(1);
                            }
                        }
                    }

                    if (status_id > 0)
                    {

                        string query = "UPDATE jobtickets SET job_status = @job_status, start_time = (CASE WHEN start_time IS NULL THEN @start_time else start_time END)";
                        if (is_last_state == 1) query += " , end_time = " + DateTime.UtcNow.DateTo70Format().ToString();
                        query += " WHERE ticket_id = @ticket_id AND deleted = 0";
                        query += " RETURNING ticket_id";

                        using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                        {
                            cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;
                            cmd.Parameters.Add("@job_status", NpgsqlTypes.NpgsqlDbType.Integer).Value = status_id;
                            cmd.Parameters.Add("@start_time", NpgsqlTypes.NpgsqlDbType.Integer).Value = DateTime.UtcNow.DateTo70Format();
                            cmd.Prepare();

                            updateResponse = cmd.ExecuteScalar();
                        }
                        resp = (updateResponse != null) ? sqlResponse.done : sqlResponse.noUpdate;

                        if (updateResponse != null)
                        {
                            //insert into job ticketing history
                            query = "INSERT INTO jobtickets_log (ticket_id, modified_date , job_status, sc_id) VALUES(@ticket_id, @modified_date , @job_status, @sc_id)";
                            using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                            {
                                cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;
                                cmd.Parameters.Add("@modified_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = DateTime.UtcNow.DateTo70Format();
                                cmd.Parameters.Add("@job_status", NpgsqlTypes.NpgsqlDbType.Integer).Value = status_id;
                                cmd.Parameters.Add("@sc_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = sc_id;
                                cmd.Prepare();
                                cmd.ExecuteNonQuery();
                            }
                            resp = sqlResponse.done;

                        }
                    }
                }
            }
            catch (Exception o)
            {
                Console.WriteLine("File: SMdb_access.cs Meth: insert_ticket_response : " + o.Message.ToString());
                throw new ArgumentException(o.Message.ToString());
            }
           
            return resp;
        }    

        public sqlResponse delete_job_ticket_from_sd(int ticket_id, bool canDelete)
        {
            sqlResponse resp = sqlResponse.SQLerror;
           
            try
            {
                

                string queryNormalUser = "UPDATE jobtickets SET deleted = 1 WHERE ticket_id = @ticket_id";
                string querySpecial = "DELETE FROM jobtickets WHERE ticket_id = @ticket_id";
                string query = canDelete ? querySpecial : queryNormalUser;

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;

                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                    resp = sqlResponse.done;

                    if (canDelete)
                    {
                        string query_log = "DELETE FROM jobtickets_log WHERE ticket_id = @ticket_id";
                        using (NpgsqlCommand cmd = new NpgsqlCommand(query_log, connection))
                        {
                            cmd.Parameters.Add("@ticket_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ticket_id;
                            cmd.Prepare();
                            cmd.ExecuteNonQuery();
                        }

                        resp = sqlResponse.done;
                    }
                }
            }
            catch (Exception o)
            {
                Utils.WriteLine("File: DBTicketingManager.cs Meth: delete_job_ticket_from_sd " + o.Message.ToString(), ConsoleColor.Red);
            }
            
            return resp;
        }

        public List<JobTickets> getAllTickets(string dispatch_name, string dispatcher_id, bool isAdmin, bool bringDeleted)
        {
            
            List<JobTickets> jtList = new List<JobTickets>();
            
            
            string query = "SELECT ticket_id, jt.name, case when jt.deleted = 1 then jt.comment || ' (is deleted)' else jt.comment end, " + 
                            " v.name, jts.status, jt.creation_time, jt.priority, jt.dispatcher, jt.end_time_planned, jt.share_with, " +
                            " jt.start_time,jt.end_time, jt.is_expired, jt.deleted, jt.sched_timegmt " +
                                    "FROM jobtickets jt JOIN vehicle v ON v.id = jt.sc_id " +
                                    "JOIN jobticketstatusesset jts ON jts.status_id = jt.job_status WHERE ";
            if (!bringDeleted)
                query += "  deleted = 0 AND ";

            if (!isAdmin)
                query += " (dispatcher = '" + dispatch_name + "' or share_with like '%" + dispatcher_id + ";%') ";

            query += "ORDER by ticket_id";



            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                JobTickets jt = new JobTickets(Convert.ToInt32(Reader.GetValue(0).ToString()), Reader.GetValue(1).ToString(),
                                    Reader.GetValue(2).ToString(), Reader.GetValue(3).ToString(), Reader.GetValue(4).ToString(),
                                    Reader.GetValue(5).ToString(), Reader.GetValue(6).ToString(), Reader.GetValue(7).ToString(),
                                    Reader.GetValue(8).ToString(), Reader.GetValue(9).ToString(), Reader.GetValue(10).ToString(),
                                    Reader.GetValue(11).ToString(), Reader.GetBoolean(12), Reader.GetInt32(13), Reader.GetInt32(14));

                                JobTickets jobTicket = jtList.Find(x => x.Ticket_id.Equals(jt.Ticket_id));
                                if (jobTicket == null)
                                    jtList.Add(jt);
                                else
                                {
                                    jobTicket.Imei = jobTicket.Imei + "," + jt.Imei;
                                }
                            }
                        }
                    }
                }
                Utils.WriteLine("Got " + jtList.Count + " tickets");
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message, ConsoleColor.Red);
            }

            return jtList;
        }

        public List<JobTickets> getAllTicketsSimulator(string dispatch_name, string dispatcher_id, bool isAdmin, bool bringDeleted)
        {
            
            List<JobTickets> jtList = new List<JobTickets>();

            string query = "SELECT ticket_id, jt.name, case when jt.deleted = 1 then jt.comment || ' (is deleted)' else jt.comment end, " +
                            " v.name, jts.status, jt.creation_time, jt.priority, jt.dispatcher, jt.end_time_planned, jt.share_with, " +
                            " jt.start_time,jt.end_time, jt.is_expired, jt.deleted, jt.sched_timegmt  " +
                                    "FROM jobtickets jt JOIN vehicle v ON v.id = jt.sc_id " +
                                    "JOIN jobticketstatusesset jts ON jts.status_id = jt.job_status WHERE ";
            if (!bringDeleted)
                query += "  deleted = 0 AND ";

            if (!isAdmin)
                query += " (dispatcher = '" + dispatch_name + "' or share_with like '%" + dispatcher_id + ";%') ";

            query += "ORDER by ticket_id";

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                JobTickets jt = new JobTickets(Convert.ToInt32(Reader.GetValue(0).ToString()), Reader.GetValue(1).ToString(), Reader.GetValue(2).ToString(),
                                    Reader.GetValue(3).ToString(), Reader.GetValue(4).ToString(), Reader.GetValue(5).ToString(), Reader.GetValue(6).ToString(),
                                    Reader.GetValue(7).ToString(), Reader.GetValue(8).ToString(), Reader.GetValue(9).ToString(), Reader.GetValue(10).ToString(), Reader.GetValue(11).ToString(), Reader.GetBoolean(12),
                                    Reader.GetInt32(13), Reader.GetInt32(14));

                                jtList.Add(jt);
                            }
                        }
                    }
                }

                Utils.WriteLine("Got " + jtList.Count + " tickets");
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message, ConsoleColor.Red);
            }
           
            return jtList;
        }


        public List<JobTickets> get_All_Expiring_Tickets()
        {
           
            List<JobTickets> jtList = new List<JobTickets>();
          
            int currentUniversalDate = (int)DateTime.Now.ToUniversalTime().DateTo70Format();
            string query = "SELECT t.ticket_id, t.end_time_planned, s.imei, t.name, t.sc_id " +
                                    "FROM jobtickets t " +
                                    "JOIN subscriber s ON s.sc_id = t.sc_id " + 
                                    "WHERE  t.end_time_planned > @end_time_planned " +
                                    "ORDER by t.ticket_id";

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.Parameters.Add("@end_time_planned", NpgsqlTypes.NpgsqlDbType.Integer).Value = currentUniversalDate;

                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                JobTickets jt = new JobTickets()
                                {
                                    Ticket_id = Reader.GetInt32(0),
                                    End_time_specified_int = Reader.GetInt32(1),
                                    Imei = Reader.GetString(2),
                                    Name = Reader.GetString(3),
                                    sc_id = Reader.GetInt32(4)
                                };

                                int seconds = (int)(jt.End_time_specified_int - currentUniversalDate);
                                if (seconds <= 610 && seconds >= 589)
                                {
                                    jtList.Add(jt);
                                }
                            }
                        }
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.ToString());

            }
            
            return jtList;
        }

        public List<JobTickets_log> getAllTickets_log()
        {
           
            List<JobTickets_log> jtList = new List<JobTickets_log>();
             
            string command = "SELECT  ticket_id, status, modified_date, v.name, sc.imei " +
                                    "FROM jobtickets_log jt " +
                                    "JOIN jobticketstatusesset jts ON jts.status_id = jt.job_status " +
                                    "JOIN vehicle v ON v.id = jt.sc_id " +
                                    "JOIN subscriber sc ON sc.sc_id = jt.sc_id " +
                                    "ORDER by ticket_id, v.name, modified_date";
            
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                JobTickets_log jt = new JobTickets_log()
                                {
                                    Ticket_id = Reader.GetInt32(0),
                                    Job_status = Reader.GetString(1),
                                    Modified_date = Reader.GetInt32(2).ToString(),
                                    ModifiedDate70 = Reader.GetInt32(2),
                                    Vehicle_name = Reader.GetString(3),
                                    Imei = Reader.GetString(4)
                                };
                                jtList.Add(jt);
                            }
                        }
                    }

                    JobTickets_log aux = new JobTickets_log();
                    foreach (JobTickets_log obj in jtList)
                    {
                        if (aux.Imei == obj.Imei && aux.Ticket_id == obj.Ticket_id)
                        {
                            obj.PreviousJobStatus = aux.Job_status;
                        }
                        aux = obj;
                    }

                    jtList = jtList.OrderBy(x => x.Modified_date).ToList();
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.ToString());

            }
            
            return jtList;
        }

        public List<Int32> updateTicketExpireDate(uint DatetimeNow)
        {

            TicketResponse resp;

            List<Int32> expired_tickets_idList = new List<int>();
            try
            {

                //string command = $"UPDATE jobtickets SET is_expired = true, job_status = 6 WHERE end_time_planned < @end_time_planned and "
                //                                 + " job_status not in  (3,6) RETURNING ticket_id ");

                string command = "UPDATE jobtickets SET is_expired = true, job_status = 6 "  +
                                 $"WHERE end_time_planned < {DatetimeNow} AND job_status NOT IN  (3,6) RETURNING ticket_id ";

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    NpgsqlCommand cmd = new NpgsqlCommand(command, connection);
                    {
                        //job status = 6 for "Overdue" job status = 3 for "Completed"
                        //cmd.Parameters.Add("@end_time_planned", NpgsqlTypes.NpgsqlDbType.Integer).Value = DatetimeNow;
                        cmd.Prepare();
                        //cmd.ExecuteNonQuery();
                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                expired_tickets_idList.Add(Reader.GetInt32(0));
                            }
                        }
                    }

                    resp = TicketResponse.done;
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
           
            return expired_tickets_idList;
        }

        public List<JobTickets> get_ALL_jobtickets_not_delivered()
        {
            
            List<JobTickets> ret = new List<JobTickets>();

            JobTickets obj;
            try
            {
                string command = "SELECT s.imei , t.ticket_id, t.name, t.seq_id, t.sc_id, t.sched_timegmt,t.comment, t.end_time_planned from jobtickets t, subscriber s" +
                             " where t.deleted =0 and t.status=0 and s.sc_id = t.sc_id ORDER BY t.sc_id";

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        using (NpgsqlDataReader dr = cmd.ExecuteReader())
                        {
                            while (dr.Read())
                            {
                                obj = new JobTickets();
                                obj.Imei = dr.GetString(0);
                                obj.Name = "<JTS>" + dr.GetInt32(1).ToString() + Environment.NewLine + dr.GetString(2);
                                obj.seq_id = dr.GetString(3);
                                obj.sc_id = dr.GetInt32(4);
                                obj.sched_timegmt = dr.GetInt32(5);
                                if (dr.GetValue(6).ToString() != "") obj.Name += string.Format(" ({0})", dr.GetString(6));
                                if (dr.GetValue(7).ToString() != "") obj.Name += string.Format(" until {0}", dr.GetInt32(7).GetDTLocalFromSeconds()).ToString();
                                ret.Add(obj);
                            }
                        }
                    }
                }

            }
            catch (Exception o)
            {
                Console.WriteLine("File: DBTicketingManager.cs Meth: get_ALL_jobtickets_not_delivered : " + o.Message.ToString());
                throw new ArgumentException(o.Message.ToString());
            }
            
            return ret;
        }


        #endregion

        #region Job Ticket Predefine

        public TicketResponse InsertUpdate_Define_Ticket(PredefineJobTicket pdf)
        {
           
            TicketResponse resp;

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    object result = null;

                    string command = "SELECT COUNT(name) FROM definejobticket WHERE name = '" + pdf.Name + "\'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        result = cmd.ExecuteScalar();
                    }

                    if (result.ToString() == "0")
                    {

                        command = "INSERT INTO definejobticket (name, text , comment, priority, expire_date, schedule_date, share_with,handled_by )" +
                                    " VALUES(@name, @text , @comment, @priority, @expire_date, @schedule_date, @share_with, @handled_by)";


                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {

                            cmd.Parameters.Add("@name", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Name;
                            cmd.Parameters.Add("@text", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Text;
                            cmd.Parameters.Add("@comment", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Comment;
                            cmd.Parameters.Add("@priority", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Priority;
                            cmd.Parameters.Add("@expire_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = pdf.Enddate;
                            cmd.Parameters.Add("@schedule_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = pdf.Scheduledate;
                            cmd.Parameters.Add("@share_with", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Share_with;
                            cmd.Parameters.Add("@handled_by", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Handled_by;
                            cmd.Prepare();
                            cmd.ExecuteNonQuery();
                        }

                        resp = TicketResponse.done;

                    }
                    else
                    {
                        command = "UPDATE definejobticket SET name = @name, text = @text , comment = @comment, priority = @priority, " +
                                  "expire_date = @expire_date, schedule_date = @schedule_date, share_with = @share_with, handled_by = @handled_by where name = @name";
                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {

                            cmd.Parameters.Add("@name", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Name;
                            cmd.Parameters.Add("@text", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Text;
                            cmd.Parameters.Add("@comment", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Comment;
                            cmd.Parameters.Add("@priority", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Priority;
                            cmd.Parameters.Add("@expire_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = pdf.Enddate;
                            cmd.Parameters.Add("@schedule_date", NpgsqlTypes.NpgsqlDbType.Integer).Value = pdf.Scheduledate;
                            cmd.Parameters.Add("@share_with", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Share_with;
                            cmd.Parameters.Add("@handled_by", NpgsqlTypes.NpgsqlDbType.Varchar).Value = pdf.Handled_by;
                            cmd.Prepare();
                            cmd.ExecuteNonQuery();
                        }
                        resp = TicketResponse.done;
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }

        public List<PredefineJobTicket> get_all_PredefineTickets()
        {
            
            List<PredefineJobTicket> jtList = new List<PredefineJobTicket>();

            string command = " SELECT  name, text, priority, comment, share_with, handled_by, expire_date, schedule_date " +
                             " FROM definejobticket " +
                             " ORDER by name";

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                PredefineJobTicket jt = new PredefineJobTicket()
                                {
                                    Name = Reader.GetString(0),
                                    Text = Reader.GetString(1),
                                    Priority = Reader.GetString(2),
                                    Comment = Reader.GetString(3),
                                    Share_with = Reader.GetValue(4).ToString(),
                                    Handled_by = Reader.GetValue(5).ToString(),
                                    Enddate = (Reader.GetValue(6).ToString() != "") ? Reader.GetInt32(6) : 0,
                                    Scheduledate = (Reader.GetValue(7).ToString() != "") ? Reader.GetInt32(7) : -1
                                };

                                jtList.Add(jt);
                            }
                        }
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.ToString());

            }
           
            return jtList;
        }
        
        public sqlResponse delete_Predefine_Ticket(string ticket_name)
        {
            sqlResponse resp = sqlResponse.SQLerror;

            try
            {

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string query = "DELETE from definejobticket WHERE name = @name";

                    using (NpgsqlCommand cmd = new NpgsqlCommand(query, connection))
                    {
                        cmd.Parameters.Add("@name", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ticket_name;

                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }

                    resp = sqlResponse.done;
                }
            }
            catch (Exception o)
            {
                Console.WriteLine("File: DBTicketingManager.cs Meth: delete_Predefine_Ticket " + o.Message.ToString());
            }
           
            return resp;
        }  
        #endregion

        #region Job Ticket Statuses

        public TicketResponse addTicketStatusToDb(TicketingStatus ts)
        {
            TicketResponse resp;
             
            int isFirstStateDefault = 0;
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT COUNT(status_id) FROM jobticketstatusesset";

                    object isEmptyStatus = null;
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        isEmptyStatus = cmd.ExecuteScalar();
                    }

                    if (isEmptyStatus.ToString() == "0")
                        isFirstStateDefault = 1;

                    command = "SELECT COUNT(status_id) FROM jobticketstatusesset WHERE status=\'" + ts.Status + "\'";
                    object result = null;
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        result = cmd.ExecuteScalar();
                    }

                    if (result != null && result.ToString() == "0")
                    {
                        command = "INSERT INTO jobticketstatusesset (status, color, sound_on, sound_file, is_first_state, is_last_state) " +
                                 " VALUES(@status,@color,@sound_on,@sound_file,@is_first_state,@is_last_state)";

                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {

                            cmd.Parameters.Add("@status", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.Status;
                            cmd.Parameters.Add("@color", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.Color;
                            cmd.Parameters.Add("@sound_on", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.SoundOn;
                            cmd.Parameters.Add("@sound_file", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.SoundFile;
                            cmd.Parameters.Add("@is_first_state", NpgsqlTypes.NpgsqlDbType.Integer).Value = (isFirstStateDefault == 1) ? isFirstStateDefault : ts.IsFirstState;
                            cmd.Parameters.Add("@is_last_state", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.IsLastState;
                            cmd.Prepare();
                            cmd.ExecuteNonQuery();
                        }
                        resp = TicketResponse.done;
                    }
                    else
                    {
                        resp = TicketResponse.alreadyInDB;
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }

        public TicketResponse updateTicketStatusToDb(TicketingStatus ts)
        {
            
            TicketResponse resp;

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT COUNT(status_id) FROM jobticketstatusesset WHERE status_id=\'" + ts.StatusID + "\'";

                    object result = null;
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        result = cmd.ExecuteScalar();
                    }

                    if (result != null && Convert.ToInt32(result) > 0)
                    {
                        command = "SELECT COUNT(status_id) FROM jobticketstatusesset WHERE status=\'" + ts.Status + "\'" + "and status_id <>\'" + ts.StatusID + "\'";

                        result = null;
                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {
                            result = cmd.ExecuteScalar();
                        }

                        if (result != null && result.ToString() == "0")
                        {
                            command = "UPDATE jobticketstatusesset SET status=@status, color=@color, sound_on=@sound_on, sound_file=@sound_file, is_first_state=@is_first_state, is_last_state=@is_last_state where status_id=@status_id";

                            using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                            {

                                cmd.Parameters.Add("@status", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.Status;
                                cmd.Parameters.Add("@color", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.Color;
                                cmd.Parameters.Add("@sound_on", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.SoundOn;
                                cmd.Parameters.Add("@sound_file", NpgsqlTypes.NpgsqlDbType.Varchar).Value = ts.SoundFile;
                                cmd.Parameters.Add("@is_first_state", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.IsFirstState;
                                cmd.Parameters.Add("@is_last_state", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.IsLastState;
                                cmd.Parameters.Add("@status_id", NpgsqlTypes.NpgsqlDbType.Integer).Value = ts.StatusID;
                                cmd.Prepare();
                                cmd.ExecuteNonQuery();
                            }
                            resp = TicketResponse.done;
                        }
                        else
                        {
                            resp = TicketResponse.alreadyInDB;
                        }
                    }
                    else
                    {
                        resp = TicketResponse.ticketNotInDB;
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }

        public TicketResponse resetDefaultStatus()
        {
            
            TicketResponse resp;

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "UPDATE jobticketstatusesset SET is_first_state=0";

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                    resp = TicketResponse.done;
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }

        public TicketResponse resetCompletionStatus()
        {
            
            TicketResponse resp;
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "UPDATE jobticketstatusesset SET is_last_state=0";

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        cmd.Prepare();
                        cmd.ExecuteNonQuery();
                    }
                    resp = TicketResponse.done;
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }

        public TicketResponse deleteTicketingStatus(string ticketStatus)
        {
            //TODO before delete ticket status check job ticketing transactions
            //InitConnection();
            TicketResponse resp;
            
            Int32 status_id = -1;
            try
            {

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT status_id FROM jobticketstatusesset WHERE status=\'" + ticketStatus + "\'";

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        status_id = Convert.ToInt32(cmd.ExecuteScalar());
                    }

                    if (status_id > -1)
                    {
                        command = "SELECT COUNT(job_status) FROM jobtickets WHERE job_status =\'" + status_id + "\'";

                        object tmp1 = null;
                        using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                        {
                            tmp1 = cmd.ExecuteScalar();
                        }

                        if (tmp1 != null && tmp1.ToString() == "0")
                        {
                            command = $"DELETE FROM jobticketstatusesset WHERE status='{ticketStatus}'";
                            using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                            {
                                cmd.ExecuteNonQuery();
                            }

                            resp = TicketResponse.done;
                        }
                        else
                        {
                            resp = TicketResponse.alreadyInTransactions;
                        }
                    }
                    else
                    {
                        resp = TicketResponse.ticketNotInDB;
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.Message + " " + ee.StackTrace + " " + ee.Source);
                resp = TicketResponse.SQLerror;
            }
            
            return resp;
        }      

        public List<TicketingStatus> getAllTicketStatuses()
        {
            
            List<TicketingStatus> tsList = new List<TicketingStatus>();
          
            
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT  status_id, status, color, sound_on, sound_file, is_first_state, is_last_state FROM jobticketstatusesset ORDER by status_id";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {

                        using (NpgsqlDataReader Reader = cmd.ExecuteReader())
                        {
                            while (Reader.Read())
                            {
                                TicketingStatus ts = new TicketingStatus()
                                {
                                    StatusID = Reader.GetInt32(0),
                                    Status = Reader.GetString(1),
                                    Color = Reader.GetString(2),
                                    SoundOn = Reader.GetInt32(3),
                                    SoundFile = Reader.GetString(4),
                                    IsFirstState = Reader.GetInt32(5),
                                    IsLastState = Reader.GetInt32(6)
                                };
                                tsList.Add(ts);
                            }
                        }
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.ToString());

            }
          
            return tsList;
        }

        public int getStatusID(string ticketStatus)
        {
            int status_id = -1;

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {

                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "SELECT  status_id FROM jobticketstatusesset WHERE status=\'" + ticketStatus + "\'";
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        status_id = Convert.ToInt32(cmd.ExecuteScalar());
                    }
                }
            }
            catch (Exception ee)
            {
                Console.WriteLine(ee.ToString());

            }
            
            return status_id;
        }

        #endregion

    }

    public class TicketingStatus
    {
        private int statusID;
        public int StatusID
        {
            get { return statusID; }
            set { statusID = value; }
        }

        private string status;
        public string Status
        {
            get { return status; }
            set { status = value; }
        }

        private string color;
        public string Color
        {
            get { return color; }
            set { color = value; }
        }

        private int soundOn;
        public int SoundOn
        {
            get { return soundOn; }
            set { soundOn = value; }
        }

        private string soundFile;
        public string SoundFile
        {
            get { return soundFile; }
            set { soundFile = value; }
        }

        private int isFirstState;
        public int IsFirstState
        {
            get { return isFirstState; }
            set { isFirstState = value; }
        }

        private int isLastState;
        public int IsLastState
        {
            get { return isLastState; }
            set { isLastState = value; }
        }

        public TicketingStatus()
        {
        }
    }

    public class JobTickets
    {
        private string ticketInfo;
        public string TicketInfo
        {
            get { return ticketInfo; }
            set { TicketInfo = value; }
        }

        private int ticket_id;
        public int Ticket_id
        {
            get { return ticket_id; } 
            set { ticket_id = value; }
        }
        private string name;
        public string Name
        {
            get { return name; }
            set { name = value; }
        }
        private string comment;
        public string Comment 
        {
            get { return comment; }
            set { comment = value; }
        }
        private string imei;
        public string Imei
        {
            get { return imei; }
            set { imei = value; }
        }
        private string status;
        public string Status
        {
            get { return status; }
            set { status = value; }
        }
        private string creation_time;

        public string Creation_time
        {
            get { return creation_time; }
            set { creation_time = value; }
        }

        private string start_time;
        public string Start_time
        {
            get { return start_time; }
            set { start_time = value; }
        }

        private int creation_time_int;

        public int Creation_time_int
        {
          get { return creation_time_int; }
          set { creation_time_int = value; }
        }

        private int start_time_int;

        public int Start_time_int
        {
            get { return start_time_int; }
            set { start_time_int = value; }
        }

        private string end_time;

        public string End_time
        {
            get { return end_time; }
            set { end_time = value; }
        }

        private int end_time_int;

        public int End_time_int
        {
            get { return end_time_int; }
            set { end_time_int = value; }
        }

        private string end_time_specified;

        public string End_time_specified
        {
            get { return end_time_specified; }
            set { end_time_specified = value; }
        }

        private int end_time_specified_int;

        public int End_time_specified_int
        {
            get { return end_time_specified_int; }
            set { end_time_specified_int = value; }
        }


        private string _lastUpdate;
        public string lastUpdate
        {
            get { return _lastUpdate; }
            set { _lastUpdate = value; }
        }

        private Int64 _lastUpdate70;
        public Int64 lastUpdate70
        {
            get { return _lastUpdate70; }
            set { _lastUpdate70 = value; }
        }



        private string priority;

        public string Priority
        {
            get { return priority; }
            set { priority = value; }
        }
        private string dispatcher;

        public string Dispatcher
        {
            get { return dispatcher; }
            set { dispatcher = value; }
        }

        private string share_with;

        public string Share_with
        {
            get { return share_with; }
            set { share_with = value; }
        }

        private int deleted;

        public int Deleted
        {
            get { return deleted; }
            set { deleted = value; }
        }

        private bool is_expired;

        public bool IsExpired
        {
            get { return is_expired; }
            set { is_expired = value; }
        }

        public String seq_id;
        public int sc_id;
        public int sched_timegmt;

        

        public JobTickets()
        { }

        public JobTickets(int _ticket_id, string _name, string _comment, string _imei, string _status, string _creation_time_int, string _priority, 
            string _dispatcher, string _end_time_specified_int, string _share_with, string _start_time_int, string _end_time_int, bool isExpired, int deleted, Int32 sched_time)
        {
            this.Ticket_id = _ticket_id;
            this.Name = _name;
            this.Comment = _comment;
            this.Imei = _imei;
            this.Status = _status;
            if (_creation_time_int != "" && _creation_time_int!=string.Empty)
            this.Creation_time_int = Convert.ToInt32(_creation_time_int);
            if (_end_time_specified_int != "" && _end_time_specified_int != string.Empty && _end_time_specified_int != "-1")
                this.End_time_specified_int = Convert.ToInt32(_end_time_specified_int);
            if (_end_time_int != "" && _end_time_int != string.Empty && _end_time_int != "-1")
                this.End_time_int = Convert.ToInt32(_end_time_int);
            if (_end_time_int != "" && _end_time_int != string.Empty && _end_time_int != "-1")
                this.End_time_int = Convert.ToInt32(_end_time_int);
            this.Priority = _priority;
            this.Share_with = _share_with;
            this.Dispatcher = _dispatcher;
            if (_start_time_int != "" && _start_time_int != string.Empty)
                this.Start_time_int = Convert.ToInt32(_start_time_int);
            this.is_expired = isExpired;
            this.deleted = deleted;
            this.sched_timegmt = sched_time;
        }

    }

    public class JobTickets_log
    {
        private int ticket_id;
        public int Ticket_id
        {
            get { return ticket_id; }
            set { ticket_id = value; }
        }


        private string job_status;
        public string Job_status
        {
            get { return job_status; }
            set { job_status = value; }
        }
        private string modified_date;
        public string Modified_date
        {
            get { return modified_date; }
            set { modified_date = value; }
        }


        private Int64 _modifiedDate70;
        public Int64 ModifiedDate70
        {
            get { return _modifiedDate70; }
            set { _modifiedDate70 = value; }
        }

        private string vehicle_name;
        public string Vehicle_name
        {
            get { return vehicle_name; }
            set { vehicle_name = value; }
        }

        private string imei;
        public string Imei
        {
            get { return imei; }
            set { imei = value; }
        }

        private string previousJobStatus;
        public string PreviousJobStatus
        {
            get { return previousJobStatus; }
            set { previousJobStatus = value; }
        }
        
        public JobTickets_log()
        { }

    }

    public class PredefineJobTicket
    {
        private string name;

        public string Name
        {
            get { return name; }
            set { name = value; }
        }
        private string text;

        public string Text
        {
            get { return text; }
            set { text = value; }
        }
        private string comment;

        public string Comment
        {
            get { return comment; }
            set { comment = value; }
        }
        private string priority;

        public string Priority
        {
            get { return priority; }
            set { priority = value; }
        }
        private int enddate;

        public int Enddate
        {
            get { return enddate; }
            set { enddate = value; }
        }

        private int scheduledate;
        public int Scheduledate
        {
            get { return scheduledate; }
            set { scheduledate = value; }
        }

        private string share_with;
        public string Share_with
        {
            get { return share_with; }
            set { share_with = value; }
        }

        private string handled_by;
        public string Handled_by
        {
            get { return handled_by; }
            set { handled_by = value; }
        }

        public PredefineJobTicket()
        { }
    }

    public enum TicketResponse
    {
        done,
        alreadyInDB,
        SQLerror,
        ticketNotInDB,
        alreadyInTransactions
    }
 
}