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

namespace SafeMobileLib.DBmanagers
{
    public class DBdailyreportManager : DBmanager
    {
        public DBdailyreportManager(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)
        {

        }

        public List<dailyReport> getAlldailyReports()
        {
            List<dailyReport> dailyReports = new List<dailyReport>();
            try
            {
                String query = "SELECT startdate, stopdate, geofence_id, idx, report_id, unit_ids, email, login FROM reports r JOIN users u ON u.userid = r.userid";

                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())
                            {
                                dailyReport reg = new dailyReport();
                                reg.intdatafrom = (Int32)reader.GetValue(0);
                                reg.intdatato = (Int32)reader.GetValue(1);
                                reg.zonename = reader.GetValue(2).ToString();
                                reg.idx = (Int32)reader.GetValue(3);
                                reg.reptype = reader.GetValue(4).ToString();
                                reg.unitname = (String)reader.GetValue(5);
                                reg.email = reader.GetValue(6).ToString();
                                reg.UserName = reader.GetString(7);
                                dailyReports.Add(reg);
                            }
                        }
                    }
                }
            }
            catch (Exception e)
            {
                Console.WriteLine($" getAllSafeDispatches: {e.Message}" );
            }
            
            return dailyReports;
        }

        public String get_Vehname_from_sc_id(String sc_id)
        {
            string vehname = "";

            try
            {
                
                string  command = " SELECT v.name FROM subscriber_history as sh " +
                                  $" INNER JOIN vehicle as v on (v.id = sh.veh_id) WHERE sh.sc_id = {sc_id} ";

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

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

                        if (result != null)
                            vehname = cmd.ExecuteScalar().ToString();
                    }
                }
            }
            catch (Exception e)
            {
                Console.WriteLine($" getAllSafeDispatches: {e.Message}", ConsoleColor.Red);
            }
        
            
            return vehname;
        }

        public String get_Vehname_from_imei(String imei)
        {

            string vehname = "";

            try
            {
            
                string command = "SELECT v.name FROM subscriber as s" +
                                  " INNER JOIN subscriber_history as sh on (s.sc_id = sh.sc_id) " +
                                  " INNER JOIN vehicle as v on (v.id = sh.veh_id) where s.imei ='" + imei + "'";

                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        vehname = cmd.ExecuteScalar().ToString();
                    }
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine($" getAllSafeDispatches: {ex.Message}", ConsoleColor.Red);
            }
            

            return vehname;
        }

        public String get_Zonename_from_ID(String ID)
        {
            string zonename = "";
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand("SELECT name FROM zonename where idx=" + ID, connection))
                    {
                        zonename = cmd.ExecuteScalar().ToString();
                    }
                }
                
            }
            catch (Exception ex)
            {
                Console.WriteLine($" get_Zonename_from_ID: {ex.Message}", ConsoleColor.Red);
            }
            
            return zonename;
        }

        public String get_Placename_from_ID(String ID)
        {
            String zonename = "";

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand("SELECT name FROM place where idx=" + ID, connection))
                    {
                        zonename = cmd.ExecuteScalar().ToString();
                    }
                }
            
            }
            catch (Exception ex)
            {
                Console.WriteLine($" get_Placename_from_ID: {ex.Message}", ConsoleColor.Red);
            }
            
            return zonename;
        }

        public String delete_reports(String ID)
        {
            String zonename = "";

            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    using (NpgsqlCommand cmd = new NpgsqlCommand("DELETE FROM reports WHERE idx=" + ID.ToString(), connection))
                    {
                        cmd.ExecuteNonQuery();
                    }

                }

            }
            catch (Exception ex)
            {
                Console.WriteLine($" get_Placename_from_ID: {ex.Message}", ConsoleColor.Red);
            }
            
            return zonename;
        }

        public void update_report_user(String ID, String value)
        {
            try
            {
                using (NpgsqlConnection connection = new NpgsqlConnection())
                {
                    connection.ConnectionString = getConnectionString();
                    connection.Open();

                    string command = "UPDATE reports SET userid = (select userid FROM users WHERE login ='" + value + "') WHERE idx=" + ID.ToString();
                    using (NpgsqlCommand cmd = new NpgsqlCommand(command, connection))
                    {
                        cmd.ExecuteNonQuery();
                    }
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine($" get_Placename_from_ID: {ex.Message}", ConsoleColor.Red);
            }
         
        }

    }
    
}