// Copyright (c) 2025 - schick Informatik
// Description: Display control of formsheet Tab 1. Voyage
//

using System.Windows;

using bsmd.database;
using ENI2.EditControls;
using System.Windows.Controls;
using System;
using ENI2.Util;
using System.Collections.Generic;
using ExcelDataReader;
using Microsoft.Win32;
using System.IO;


namespace ENI2.SheetDisplayControls
{
    /// <summary>
    /// Interaction logic for VoyageControl.xaml
    /// </summary>
    public partial class VoyageControl : DetailBaseControl
    {
        #region Fields

        private BPOL _bpol;
        private NOA_NOD _noanod;
        private SEC _sec;
        private PRE72H _pre72h;
        private INFO _info;
        private STAT _stat;
        private MDH _mdh;

        private static readonly string[] shippingAreas = {
            Properties.Resources.textShippingAreaNORTHBALTIC,
            Properties.Resources.textShippingAreaEUROPE,
            Properties.Resources.textShippingAreaOverseas
        };

        #endregion

        #region Construction

        public VoyageControl()
        {
            InitializeComponent();
            Loaded += VoyageControl_Loaded;
        }

        #endregion

        #region public override

        public override void Initialize()
        {
            base.Initialize();

            foreach (Message aMessage in this.Messages)
            {
                if (aMessage.Elements.Count == 0) continue;
                if (aMessage.MessageNotificationClass == Message.NotificationClass.BPOL) { this._bpol = aMessage.Elements[0] as BPOL; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.NOA_NOD) { this._noanod = aMessage.Elements[0] as NOA_NOD; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.SEC) { this._sec = aMessage.Elements[0] as SEC; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.PRE72H) { this._pre72h = aMessage.Elements[0] as PRE72H; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.INFO) { this._info = aMessage.Elements[0] as INFO; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.STAT) { this._stat = aMessage.Elements[0] as STAT; this.ControlMessages.Add(aMessage); }
                if (aMessage.MessageNotificationClass == Message.NotificationClass.MDH) { this._mdh = aMessage.Elements[0] as MDH; this.ControlMessages.Add(aMessage); }
            }

            // 1.1            
            this.locodeControl_LastPort.DataContext = _noanod;
            this.dateTimePicker_ETDFromLastPort.DataContext = _noanod;

            // 1.2
            this.checkBoxKielCanalPassagePlanned_Checked(null, null);
            this.checkBoxKielCanalPassagePlanned.DataContext = _sec;
            this.dateTimePickerKielCanalPassagePlannedIncomming.DataContext = _sec;

            // 1.3
            this.locodePoC.DataContext = this.Core;
            this.dateTimePickerETA.DataContext = this._noanod;
            this.dateTimePickerETD.DataContext = this._noanod;
            this.doubleUpDownPlannedPeriodOfStay.DataContext = this._pre72h;

            // 1.4
            this.checkBoxKielCanalPassagePlannedOutgoing.DataContext = this._sec;
            this.dateTimePickerKielCanalPassagePlannedOutgoing.DataContext = _sec;

            // 1.5
            this.locodeControl_NextPort.DataContext = _noanod;
            this.dateTimePicker_ETAToNextPort.DataContext = _noanod;

            // 1.6
            this.comboBoxShippingArea.ItemsSource = shippingAreas;
            this.comboBoxShippingArea.DataContext = _info;
            this.comboBoxTransportMode.ItemsSource = STAT.TransportModeDict;
            this.comboBoxTransportMode.DataContext = _stat;

            // 1.7
            this.dataGridLast10PortFacilities.Initialize();
            this.dataGridLast10PortFacilities.ItemsSource = _sec.LastTenPortFacilitesCalled;

            this.dataGridLast10PortFacilities.AddingNewItem += DataGridLast10PortFacilities_AddingNewItem;
            this.dataGridLast10PortFacilities.EditRequested += DataGridLast10PortFacilities_EditRequested;
            this.dataGridLast10PortFacilities.DeleteRequested += DataGridLast10PortFacilities_DeleteRequested;
            this.dataGridLast10PortFacilities.CreateRequested += DataGridLast10PortFacilities_CreateRequested;

            // 1.8
            this.dataGridShip2ShipActivities.Initialize();
            foreach (ShipToShipActivitiesDuringLastTenPortFacilitiesCalled s2s in _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled)
            {
                if (s2s.ShipToShipActivityTypeCode.HasValue && s2s.ShipToShipActivityType.IsNullOrEmpty() && GlobalStructures.Edifact8025.ContainsKey(s2s.ShipToShipActivityTypeCode.Value))
                    s2s.ShipToShipActivityType = GlobalStructures.Edifact8025[s2s.ShipToShipActivityTypeCode.Value];
            }
            this.dataGridShip2ShipActivities.ItemsSource = _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled;
            this.dataGridShip2ShipActivities.AddingNewItem += DataGridShip2ShipActivities_AddingNewItem;
            this.dataGridShip2ShipActivities.EditRequested += DataGridShip2ShipActivities_EditRequested;
            this.dataGridShip2ShipActivities.DeleteRequested += DataGridShip2ShipActivities_DeleteRequested;
            this.dataGridShip2ShipActivities.CreateRequested += DataGridShip2ShipActivities_CreateRequested;

            // 1.9
            this.dataGridPortOfCallLast30Days.Initialize();
            this.dataGridPortOfCallLast30Days.ItemsSource = _mdh.PortOfCallLast30Days;
            this.dataGridPortOfCallLast30Days.AddingNewItem += DataGridPortOfCallLast30Days_AddingNewItem;
            this.dataGridPortOfCallLast30Days.EditRequested += DataGridPortOfCallLast30Days_EditRequested;
            this.dataGridPortOfCallLast30Days.DeleteRequested += DataGridPortOfCallLast30Days_DeleteRequested;
            this.dataGridPortOfCallLast30Days.CreateRequested += DataGridPortOfCallLast30Days_CreateRequested;

            // 1.10
            this.checkBoxHasShipVisited.DataContext = _mdh;
            this.checkBoxHasShipVisited.Checked += CheckBoxHasShipVisited_Checked;
            this.checkBoxHasShipVisited.Unchecked += CheckBoxHasShipVisited_Checked;
            this.CheckBoxHasShipVisited_Checked(null, null);
            this.integerUpDownNumberOfDeaths.DataContext = _mdh;

            this.checkBoxHavePersonsDied.DataContext = _mdh;
            this.checkBoxHavePersonsDied.Checked += CheckBoxHavePersonsDied_Checked;
            this.checkBoxHavePersonsDied.Unchecked += CheckBoxHavePersonsDied_Checked;
            this.CheckBoxHavePersonsDied_Checked(null, null);

            this.checkBoxTotalNumberSickHigherThan.DataContext = _mdh;
            this.checkBoxTotalNumberSickHigherThan.Checked += CheckBoxTotalNumberSickHigherThan_Checked;
            this.checkBoxTotalNumberSickHigherThan.Unchecked += CheckBoxTotalNumberSickHigherThan_Checked;
            this.CheckBoxTotalNumberSickHigherThan_Checked(null, null);
            this.integerUpDownNumberOfIllPersons.DataContext = _mdh;
            this.checkBoxSickPersonsOnBoard.DataContext = _mdh;
            this.checkBoxWasMedicalConsulted.DataContext = _mdh;
            this.checkBoxAwareOfConditions.DataContext = _mdh;

            this.checkBoxSanitaryMeasuresApplied.DataContext = _mdh;
            this.checkBoxSanitaryMeasuresApplied.Checked += CheckBoxSanitaryMeasuresApplied_Checked;
            this.checkBoxSanitaryMeasuresApplied.Unchecked += CheckBoxSanitaryMeasuresApplied_Checked;
            this.CheckBoxSanitaryMeasuresApplied_Checked(null, null);

            this.dataGridSanitaryMeasures.Initialize();
            this.dataGridSanitaryMeasures.IsReadOnly = !(_mdh.SanitaryMeasuresApplied ?? false);
            this.dataGridSanitaryMeasures.ItemsSource = _mdh.SanitaryMeasuresDetails;
            this.dataGridSanitaryMeasures.AddingNewItem += DataGridSanitaryMeasures_AddingNewItem;
            this.dataGridSanitaryMeasures.EditRequested += DataGridSanitaryMeasures_EditRequested;
            this.dataGridSanitaryMeasures.DeleteRequested += DataGridSanitaryMeasures_DeleteRequested;
            this.dataGridSanitaryMeasures.CreateRequested += DataGridSanitaryMeasures_CreateRequested;

            this.checkBoxStowawaysOnBoard.DataContext = _mdh;
            this.checkBoxStowawaysOnBoard.Checked += CheckBoxStowawaysOnBoard_Checked;
            this.checkBoxStowawaysOnBoard.Unchecked += CheckBoxStowawaysOnBoard_Checked;
            this.CheckBoxStowawaysOnBoard_Checked(null, null);
            this.textBoxStowawaysJoiningLocation.DataContext = _mdh;
            this.checkBoxSickAnimalsOrPets.DataContext = _mdh;

            this.checkBoxHasShipVisited.DataContext = _mdh;
            this.dataGridInfectedAreas.Initialize();
            this.dataGridInfectedAreas.IsReadOnly = !(_mdh.InfectedAreaVisited ?? false);
            this.dataGridInfectedAreas.ItemsSource = _mdh.InfectedAreas;
            this.dataGridInfectedAreas.AddingNewItem += DataGridInfectedAreas_AddingNewItem;
            this.dataGridInfectedAreas.EditRequested += DataGridInfectedAreas_EditRequested;
            this.dataGridInfectedAreas.DeleteRequested += DataGridInfectedAreas_DeleteRequested;
            this.dataGridInfectedAreas.CreateRequested += DataGridInfectedAreas_CreateRequested;



        }

        #endregion

        #region event handler

        private void VoyageControl_Loaded(object sender, RoutedEventArgs e)
        {
            // 1.1
            this.RegisterLocodeChange(this.locodeControl_LastPort, Message.NotificationClass.NOA_NOD);
            this.RegisterDateTimePickerChange(this.dateTimePicker_ETDFromLastPort, Message.NotificationClass.NOA_NOD);

            // 1.2
            this.RegisterCheckboxChange(this.checkBoxKielCanalPassagePlanned, Message.NotificationClass.SEC);
            this.RegisterDateTimePickerChange(this.dateTimePickerKielCanalPassagePlannedIncomming, Message.NotificationClass.SEC);

            // 1.3
            this.locodePoC.PropertyChanged += (o, a) => this.OnNotificationClassChanged(null);
            this.RegisterDateTimePickerChange(this.dateTimePickerETA, Message.NotificationClass.NOA_NOD);
            this.RegisterDateTimePickerChange(this.dateTimePickerETD, Message.NotificationClass.NOA_NOD);
            this.RegisterDoubleUpDownChange(this.doubleUpDownPlannedPeriodOfStay, Message.NotificationClass.PRE72H);

            // 1.4
            this.RegisterCheckboxChange(this.checkBoxKielCanalPassagePlannedOutgoing, Message.NotificationClass.SEC);
            this.RegisterDateTimePickerChange(this.dateTimePickerKielCanalPassagePlannedOutgoing, Message.NotificationClass.SEC);

            // 1.5
            this.RegisterLocodeChange(this.locodeControl_NextPort, Message.NotificationClass.NOA_NOD);
            this.RegisterDateTimePickerChange(this.dateTimePicker_ETAToNextPort, Message.NotificationClass.NOA_NOD);            
                                   
            // 1.6
            this.RegisterComboboxIndexChange(this.comboBoxShippingArea, Message.NotificationClass.INFO);
            this.RegisterComboboxValueChange(this.comboBoxTransportMode, Message.NotificationClass.STAT);

            // 1.10
            this.RegisterCheckboxChange(this.checkBoxAwareOfConditions, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxHasShipVisited, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxHavePersonsDied, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxIsSuspectedInfectious, Message.NotificationClass.MDH);            
            this.RegisterCheckboxChange(this.checkBoxSanitaryMeasuresApplied, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxSickAnimalsOrPets, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxSickPersonsOnBoard, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxStowawaysOnBoard, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxTotalNumberSickHigherThan, Message.NotificationClass.MDH);
            this.RegisterCheckboxChange(this.checkBoxWasMedicalConsulted, Message.NotificationClass.MDH);            
            this.RegisterIntegerUpDownChange(this.integerUpDownNumberOfDeaths, Message.NotificationClass.MDH);
            this.RegisterIntegerUpDownChange(this.integerUpDownNumberOfIllPersons, Message.NotificationClass.MDH);            
            this.RegisterTextboxChange(this.textBoxStowawaysJoiningLocation, Message.NotificationClass.MDH);

            // 1.11
            this.checkBoxCruiseShip.DataContext = _bpol;
            this.dataGridPortOfItinerary.Initialize();
            this.dataGridPortOfItinerary.ItemsSource = _bpol.PortOfItineraries;
            this.dataGridPortOfItinerary.AddingNewItem += DataGridPortOfItinerary_AddingNewItem;
            this.dataGridPortOfItinerary.EditRequested += DataGridPortOfItinerary_EditRequested;
            this.dataGridPortOfItinerary.DeleteRequested += DataGridPortOfItinerary_DeleteRequested;
            this.dataGridPortOfItinerary.CreateRequested += DataGridPortOfItinerary_CreateRequested;

        }        

        private void checkBoxKielCanalPassagePlanned_Checked(object sender, RoutedEventArgs e)
        {
            this.dateTimePickerKielCanalPassagePlannedIncomming.IsEnabled = this.checkBoxKielCanalPassagePlanned.IsChecked ?? false;
            this.dateTimePickerKielCanalPassagePlannedOutgoing.IsEnabled = this.checkBoxKielCanalPassagePlanned.IsChecked ?? false;
        }

        private void CheckBoxStowawaysOnBoard_Checked(object sender, RoutedEventArgs e)
        {
            this.textBoxStowawaysJoiningLocation.IsEnabled = this.checkBoxStowawaysOnBoard.IsChecked ?? false;
            this.textBoxStowawaysJoiningLocation.IsReadOnly = !(this.checkBoxStowawaysOnBoard.IsChecked ?? false);
        }

        private void CheckBoxTotalNumberSickHigherThan_Checked(object sender, RoutedEventArgs e)
        {
            this.integerUpDownNumberOfIllPersons.IsEnabled = this.checkBoxTotalNumberSickHigherThan.IsChecked ?? false;
            this.integerUpDownNumberOfDeaths.IsReadOnly = !(this.checkBoxTotalNumberSickHigherThan.IsChecked ?? false);
        }

        private void CheckBoxHavePersonsDied_Checked(object sender, RoutedEventArgs e)
        {
            this.integerUpDownNumberOfDeaths.IsEnabled = this.checkBoxHavePersonsDied.IsChecked ?? false;
            this.integerUpDownNumberOfDeaths.IsReadOnly = !(this.checkBoxHavePersonsDied.IsChecked ?? false);
        }

        private void CheckBoxHasShipVisited_Checked(object sender, RoutedEventArgs e)
        {
            this.dataGridInfectedAreas.IsReadOnly = !(this.checkBoxHasShipVisited.IsChecked ?? false);
        }

        private void CheckBoxSanitaryMeasuresApplied_Checked(object sender, RoutedEventArgs e)
        {
            this.dataGridSanitaryMeasures.IsReadOnly = !(this.checkBoxSanitaryMeasuresApplied.IsChecked ?? false);
        }

        private void buttonImportExcelLast10PortFacilities_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog
            {
                Filter = "Excel Files|*.xls;*.xlsx"
            };

            if (ofd.ShowDialog() ?? false)
            {
                FileStream stream;
                try
                {
                    stream = File.Open(ofd.FileName, FileMode.Open, FileAccess.Read);
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
                    return;
                }

                using (var reader = ExcelReaderFactory.CreateReader(stream))
                {
                    List<LastTenPortFacilitiesCalled> importL10C = new List<LastTenPortFacilitiesCalled>();

                    try
                    {
                        do
                        {
                            int cnt = 0;
                            while (reader.Read() && (cnt < 10))
                            {
                                if (((IExcelDataReader)reader).FieldCount < 8)
                                {
                                    throw new InvalidDataException("Sheet must have 8 Columns of data");
                                }
                                LastTenPortFacilitiesCalled l10c = new LastTenPortFacilitiesCalled();
                                if (reader.IsDBNull(0) && reader.IsDBNull(1)) continue;
                                if (!reader.IsDBNull(0)) l10c.PortFacilityPortName = reader.GetString(0);
                                if (!reader.IsDBNull(2)) l10c.PortFacilityPortCountry = reader.GetString(2);
                                if (!reader.IsDBNull(3)) l10c.PortFacilityPortLoCode = reader.GetString(3);
                                object o = null;
                                if (!reader.IsDBNull(4)) o = reader.GetValue(4);
                                if (o != null) l10c.PortFacilityDateOfArrival = Convert.ToDateTime(o);
                                if (!reader.IsDBNull(5)) o = reader.GetValue(5);
                                if (o != null) l10c.PortFacilityDateOfDeparture = Convert.ToDateTime(o);
                                // if (!reader.IsDBNull(4)) l10c.PortFacilityDateOfArrival = reader.GetDateTime(4);
                                // if (!reader.IsDBNull(5)) l10c.PortFacilityDateOfDeparture = reader.GetDateTime(5);
                                if (!reader.IsDBNull(6)) o = reader.GetValue(6);
                                if (o != null) l10c.PortFacilityShipSecurityLevel = Convert.ToByte(o);
                                if (!reader.IsDBNull(7)) o = reader.GetValue(7);
                                int gisis = Convert.ToInt32(o);
                                if (!reader.IsDBNull(7)) l10c.PortFacilityGISISCode = gisis.ToString().PadLeft(4, '0');
                                if (!reader.IsDBNull(8)) l10c.PortFacilitySecurityMattersToReport = reader.GetString(8);
                                if (l10c.PortFacilitySecurityMattersToReport.Equals("nil", StringComparison.CurrentCultureIgnoreCase))
                                    l10c.PortFacilitySecurityMattersToReport = null;
                                if (!reader.IsDBNull(9)) l10c.PortFacilityGISISCodeLocode = reader.GetString(9);
                                l10c.SEC = this._sec;
                                l10c.IsDirty = true;
                                l10c.Identifier = LastTenPortFacilitiesCalled.GetNewIdentifier(this._sec.LastTenPortFacilitesCalled);
                                this._sec.LastTenPortFacilitesCalled.Add(l10c);
                                importL10C.Add(l10c);
                                cnt++;
                            }
                        } while (reader.NextResult());
                    }
                    catch (Exception ex)
                    {
                        MessageBox.Show("Error reading Excel: " + ex.Message, Properties.Resources.textCaptionError, MessageBoxButton.OK, MessageBoxImage.Error);
                    }

                    if (importL10C.Count > 0)
                    {
                        this.dataGridLast10PortFacilities.Items.Refresh();
                        this.SublistElementChanged(Message.NotificationClass.SEC);
                        MessageBox.Show(String.Format(Properties.Resources.textL10PImported, importL10C.Count), Properties.Resources.textCaptionInformation, MessageBoxButton.OK, MessageBoxImage.Information);
                    }
                }

                stream.Close();
            }
        }

        private void buttonImportFromL10P_Click(object sender, RoutedEventArgs e)
        {
            if (this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Count > 0)
            {
                MessageBox.Show(Properties.Resources.textOnlyIfGridIsEmpty, Properties.Resources.textCaptionError, MessageBoxButton.OK, MessageBoxImage.Warning);
            }
            else
            {
                foreach (LastTenPortFacilitiesCalled l10c in this._sec.LastTenPortFacilitesCalled)
                {
                    ShipToShipActivitiesDuringLastTenPortFacilitiesCalled s2s = new ShipToShipActivitiesDuringLastTenPortFacilitiesCalled
                    {
                        SEC = this._sec,
                        Identifier = ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.GetNewIdentifier(this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled),
                        ShipToShipActivityLocationName = l10c.PortFacilityPortName,
                        ShipToShipActivityLocationLoCode = l10c.PortFacilityPortLoCode,
                        ShipToShipActivityDateFrom = l10c.PortFacilityDateOfArrival,
                        ShipToShipActivityDateTo = l10c.PortFacilityDateOfDeparture,
                        ShipToShipActivitySecurityMattersToReport = l10c.PortFacilitySecurityMattersToReport
                    };

                    this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Add(s2s);
                }
                if (this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Count > 0)
                {
                    this.dataGridShip2ShipActivities.Items.Refresh();
                    this.SublistElementChanged(Message.NotificationClass.SEC);
                }
            }
        }

        private void buttonImportFromSEC_Click(object sender, RoutedEventArgs e)
        {
            if (this._mdh.PortOfCallLast30Days.Count > 0)
            {
                MessageBox.Show(Properties.Resources.textOnlyIfGridIsEmpty, Properties.Resources.textCaptionError, MessageBoxButton.OK, MessageBoxImage.Warning);
            }
            else
            {
                if (this._sec != null)
                {
                    foreach (LastTenPortFacilitiesCalled l10fc in _sec.LastTenPortFacilitesCalled)
                    {
                        if (l10fc.PortFacilityDateOfDeparture.HasValue &&
                            ((DateTime.Now - l10fc.PortFacilityDateOfDeparture.Value).TotalDays < 31))
                        {
                            PortOfCallLast30Days poc30 = new PortOfCallLast30Days();
                            poc30.Identifier = PortOfCallLast30Days.GetNewIdentifier(this._mdh.PortOfCallLast30Days);
                            poc30.PortOfCallLast30DaysCrewMembersJoined = false;
                            poc30.PortOfCallLast30DaysDateOfDeparture = l10fc.PortFacilityDateOfDeparture;
                            poc30.PortOfCallLast30DaysLocode = l10fc.PortFacilityPortLoCode;
                            poc30.MDH = this._mdh;
                            this._mdh.PortOfCallLast30Days.Add(poc30);
                        }
                    }
                    if (this._mdh.PortOfCallLast30Days.Count > 0)
                    {
                        this.dataGridPortOfCallLast30Days.Items.Refresh();
                        this.SublistElementChanged(Message.NotificationClass.MDH);
                    }
                }
            }
        }

        private void buttonImportLast30DaysFromExcel_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog
            {
                Filter = "Excel Files|*.xls;*.xlsx"
            };
            if (ofd.ShowDialog() ?? false)
            {
                FileStream stream;
                try
                {
                    stream = File.Open(ofd.FileName, FileMode.Open, FileAccess.Read);
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
                    return;
                }

                using (var reader = ExcelReaderFactory.CreateReader(stream))
                {
                    List<PortOfCallLast30Days> importPoC30 = new List<PortOfCallLast30Days>();

                    try
                    {
                        do
                        {
                            while (reader.Read())
                            {
                                if (reader.FieldCount < 3)
                                {
                                    throw new InvalidDataException("Sheet must have at least 3 Columns of data");
                                }
                                PortOfCallLast30Days poc30 = new PortOfCallLast30Days();
                                if (reader.IsDBNull(0) && reader.IsDBNull(1)) continue;
                                if (!reader.IsDBNull(0)) poc30.PortOfCallLast30DaysLocode = reader.GetString(0);
                                if (!reader.IsDBNull(1)) poc30.PortOfCallLast30DaysDateOfDeparture = reader.GetDateTime(1);
                                string boolString = "";
                                if (!reader.IsDBNull(2)) boolString = reader.GetString(2);
                                poc30.PortOfCallLast30DaysCrewMembersJoined = (boolString.Equals("y", StringComparison.OrdinalIgnoreCase) || (boolString.Equals("yes", StringComparison.OrdinalIgnoreCase)) ||
                                    (boolString.Equals("j", StringComparison.OrdinalIgnoreCase)));

                                if (reader.FieldCount > 3)
                                {
                                    string allNewCrew = reader.GetString(3)?.Trim();
                                    if (!allNewCrew.IsNullOrEmpty())
                                    {
                                        string[] crewNames = allNewCrew.Split(',', ';');
                                        for (int i = 0; i < crewNames.Length; i++)
                                        {
                                            string crewName = crewNames[i].Trim();
                                            if (crewName.IsNullOrEmpty()) continue;
                                            PortOfCallLast30DaysCrewJoinedShip poc30Crew = new PortOfCallLast30DaysCrewJoinedShip();
                                            poc30Crew.PortOfCallLast30DaysCrewJoinedShipName = crewName;
                                            poc30Crew.PortOfCallLast30Days = poc30;
                                            poc30.CrewJoinedShip.Add(poc30Crew);

                                        }
                                    }
                                }

                                poc30.MDH = this._mdh;
                                this._mdh.PortOfCallLast30Days.Add(poc30);
                                importPoC30.Add(poc30);
                            }
                        } while (reader.NextResult());
                    }
                    catch (Exception ex)
                    {
                        MessageBox.Show("Error reading Excel: " + ex.Message, Properties.Resources.textCaptionError, MessageBoxButton.OK, MessageBoxImage.Error);
                    }

                    if (importPoC30.Count > 0)
                    {
                        this.dataGridPortOfCallLast30Days.Items.Refresh();
                        this.SublistElementChanged(Message.NotificationClass.MDH);
                        MessageBox.Show(String.Format(Properties.Resources.textPoC30Imported, importPoC30.Count), Properties.Resources.textCaptionInformation,
                            MessageBoxButton.OK, MessageBoxImage.Information);
                    }
                }

                stream.Close();
            }
        }

        private void buttonImportPortOfItineraryFromSEC_Click(object sender, RoutedEventArgs e)
        {
            if (this._bpol.PortOfItineraries.Count > 0)
            {
                MessageBox.Show(Properties.Resources.textOnlyIfGridIsEmpty, Properties.Resources.textCaptionError, MessageBoxButton.OK, MessageBoxImage.Warning);
            }
            else
            {
                if (this._sec != null)
                {
                    foreach (LastTenPortFacilitiesCalled l10fc in _sec.LastTenPortFacilitesCalled)
                    {
                        //if (l10fc.PortFacilityDateOfDeparture.HasValue &&
                        //((DateTime.Now - l10fc.PortFacilityDateOfDeparture.Value).TotalDays < 31))                        
                        //{
                        DateTime? eta = null;
                        if (l10fc.PortFacilityDateOfArrival.HasValue)
                        {
                            eta = new DateTime(l10fc.PortFacilityDateOfArrival.Value.Year, l10fc.PortFacilityDateOfArrival.Value.Month,
                                l10fc.PortFacilityDateOfArrival.Value.Day, 11, 11, 11).ToUniversalTime();
                        }

                        PortOfItinerary poi = new PortOfItinerary
                        {
                            Identifier = PortOfItinerary.GetNewIdentifier(this._bpol.PortOfItineraries),
                            BPOL = this._bpol,
                            PortOfItineraryETA = eta,
                            PortOfItineraryLocode = l10fc.PortFacilityPortLoCode,
                            PortOfItineraryName = l10fc.PortFacilityPortName
                        };
                        this._bpol.PortOfItineraries.Add(poi);
                        //}
                    }
                    if (this._bpol.PortOfItineraries.Count > 0)
                    {
                        this.dataGridPortOfItinerary.Items.Refresh();
                        this.SublistElementChanged(Message.NotificationClass.BPOL);
                    }
                }
            }
        }

        #endregion

        #region datagrid ship 2 ship activities

        private void DataGridShip2ShipActivities_CreateRequested()
        {
            EditShip2ShipActivitiesDialog epd = new EditShip2ShipActivitiesDialog
            {
                ShipToShipActivity = new ShipToShipActivitiesDuringLastTenPortFacilitiesCalled()
            };
            epd.ShipToShipActivity.Identifier = ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.GetNewIdentifier(_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled);
            epd.ShipToShipActivity.SEC = this._sec;

            epd.AddClicked += () =>
            {
                epd.CopyValuesToEntity();
                if (!this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Contains(epd.ShipToShipActivity))
                    this._sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Add(epd.ShipToShipActivity);
                this.dataGridShip2ShipActivities.Items.Refresh();
                epd.ShipToShipActivity = new ShipToShipActivitiesDuringLastTenPortFacilitiesCalled
                {
                    SEC = this._sec,
                    Identifier = ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.GetNewIdentifier(_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled)
                };
                this.SublistElementChanged(Message.NotificationClass.SEC);
            };

            if (epd.ShowDialog() ?? false)
            {
                if (!_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Contains(epd.ShipToShipActivity))
                    _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Add(epd.ShipToShipActivity);
                this.dataGridShip2ShipActivities.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.SEC);
            }
        }

        private void DataGridShip2ShipActivities_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is ShipToShipActivitiesDuringLastTenPortFacilitiesCalled s2s)
            {
                // are you sure dialog is in base class
                _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Remove(s2s);
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(s2s);
                List<DatabaseEntity> tmpList = new List<DatabaseEntity>(_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled);
                DatabaseEntity.ResetIdentifiers(tmpList);
                this.SublistElementChanged(Message.NotificationClass.SEC);
                this.dataGridShip2ShipActivities.Items.Refresh();
            }
        }

        private void DataGridShip2ShipActivities_EditRequested(DatabaseEntity obj)
        {
            EditShip2ShipActivitiesDialog ecpd = new EditShip2ShipActivitiesDialog
            {
                ShipToShipActivity = obj as ShipToShipActivitiesDuringLastTenPortFacilitiesCalled
            };
            ecpd.AddClicked += () =>
            {
                ecpd.CopyValuesToEntity();
                if (!_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Contains(ecpd.ShipToShipActivity))
                    _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Add(ecpd.ShipToShipActivity);
                this.dataGridShip2ShipActivities.Items.Refresh();
                ecpd.ShipToShipActivity = new ShipToShipActivitiesDuringLastTenPortFacilitiesCalled
                {
                    SEC = this._sec,
                    Identifier = ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.GetNewIdentifier(_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled)
                };
                this.SublistElementChanged(Message.NotificationClass.SEC);
            };
            if (ecpd.ShowDialog() ?? false)
            {
                if (!_sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Contains(ecpd.ShipToShipActivity))
                    _sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Add(ecpd.ShipToShipActivity);
                this.dataGridShip2ShipActivities.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.SEC);
            }
        }

        private void DataGridShip2ShipActivities_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridShip2ShipActivities_CreateRequested();
        }

        #endregion

        #region data grid last 10 port facilities

        private void DataGridLast10PortFacilities_CreateRequested()
        {
            EditLast10PortFacilitiesDialog epd = new EditLast10PortFacilitiesDialog
            {
                LastTenPortFacilitiesCalled = new LastTenPortFacilitiesCalled()
            };
            epd.LastTenPortFacilitiesCalled.Identifier = LastTenPortFacilitiesCalled.GetNewIdentifier(_sec.LastTenPortFacilitesCalled);
            epd.LastTenPortFacilitiesCalled.SEC = this._sec;

            epd.AddClicked += () =>
            {
                epd.CopyValuesToEntity();
                if (!this._sec.LastTenPortFacilitesCalled.Contains(epd.LastTenPortFacilitiesCalled))
                    this._sec.LastTenPortFacilitesCalled.Add(epd.LastTenPortFacilitiesCalled);
                this.dataGridLast10PortFacilities.Items.Refresh();

                epd.LastTenPortFacilitiesCalled = new LastTenPortFacilitiesCalled
                {
                    SEC = this._sec,
                    Identifier = LastTenPortFacilitiesCalled.GetNewIdentifier(_sec.LastTenPortFacilitesCalled)
                };
                this.SublistElementChanged(Message.NotificationClass.SEC);
            };

            if (epd.ShowDialog() ?? false)
            {
                if (!_sec.LastTenPortFacilitesCalled.Contains(epd.LastTenPortFacilitiesCalled))
                    _sec.LastTenPortFacilitesCalled.Add(epd.LastTenPortFacilitiesCalled);
                this.dataGridLast10PortFacilities.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.SEC);
            }
        }

        private void DataGridLast10PortFacilities_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is LastTenPortFacilitiesCalled l10c)
            {
                // are you sure dialog is in base class
                _sec.LastTenPortFacilitesCalled.Remove(l10c);
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(l10c);
                List<DatabaseEntity> tmpList = new List<DatabaseEntity>(_sec.LastTenPortFacilitesCalled);
                DatabaseEntity.ResetIdentifiers(tmpList);// );
                this.SublistElementChanged(Message.NotificationClass.SEC);
                this.dataGridLast10PortFacilities.Items.Refresh();
            }
        }

        private void DataGridLast10PortFacilities_EditRequested(DatabaseEntity obj)
        {
            EditLast10PortFacilitiesDialog ecpd = new EditLast10PortFacilitiesDialog
            {
                LastTenPortFacilitiesCalled = obj as LastTenPortFacilitiesCalled
            };
            ecpd.AddClicked += () =>
            {
                ecpd.CopyValuesToEntity();
                if (!_sec.LastTenPortFacilitesCalled.Contains(ecpd.LastTenPortFacilitiesCalled))
                    _sec.LastTenPortFacilitesCalled.Add(ecpd.LastTenPortFacilitiesCalled);
                this.dataGridLast10PortFacilities.Items.Refresh();
                ecpd.LastTenPortFacilitiesCalled = new LastTenPortFacilitiesCalled
                {
                    SEC = this._sec,
                    Identifier = LastTenPortFacilitiesCalled.GetNewIdentifier(_sec.LastTenPortFacilitesCalled)
                };
                this.SublistElementChanged(Message.NotificationClass.SEC);
            };
            if (ecpd.ShowDialog() ?? false)
            {
                if (!_sec.LastTenPortFacilitesCalled.Contains(ecpd.LastTenPortFacilitiesCalled))
                    _sec.LastTenPortFacilitesCalled.Add(ecpd.LastTenPortFacilitiesCalled);
                this.dataGridLast10PortFacilities.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.SEC);
            }
        }

        private void DataGridLast10PortFacilities_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridLast10PortFacilities_CreateRequested();
        }

        #endregion

        #region data grid pot called during last 30 days

        private void DataGridPortOfCallLast30Days_CreateRequested()
        {
            EditPortOfCallLast30DaysDialog epd = new EditPortOfCallLast30DaysDialog();
            epd.PocLast30Days = new PortOfCallLast30Days();
            epd.PocLast30Days.Identifier = PortOfCallLast30Days.GetNewIdentifier(_mdh.PortOfCallLast30Days);
            epd.PocLast30Days.MDH = this._mdh;

            epd.AddClicked += () =>
            {
                epd.CopyValuesToEntity();
                if (!this._mdh.PortOfCallLast30Days.Contains(epd.PocLast30Days))
                    this._mdh.PortOfCallLast30Days.Add(epd.PocLast30Days);
                this.dataGridPortOfCallLast30Days.Items.Refresh();
                epd.PocLast30Days = new PortOfCallLast30Days();
                epd.PocLast30Days.MDH = this._mdh;
                epd.PocLast30Days.Identifier = PortOfCallLast30Days.GetNewIdentifier(_mdh.PortOfCallLast30Days);
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };

            if (epd.ShowDialog() ?? false)
            {
                if (!_mdh.PortOfCallLast30Days.Contains(epd.PocLast30Days))
                    _mdh.PortOfCallLast30Days.Add(epd.PocLast30Days);
                this.dataGridPortOfCallLast30Days.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridPortOfCallLast30Days_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is PortOfCallLast30Days poc30d)
            {
                // are you sure dialog is in base class
                _mdh.PortOfCallLast30Days.Remove(poc30d);
                poc30d.DeleteElements();
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(poc30d);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(_mdh.PortOfCallLast30Days));
                this.SublistElementChanged(Message.NotificationClass.MDH);
                this.dataGridPortOfCallLast30Days.Items.Refresh();
            }
        }

        private void DataGridPortOfCallLast30Days_EditRequested(DatabaseEntity obj)
        {
            EditPortOfCallLast30DaysDialog ecpd = new EditPortOfCallLast30DaysDialog();
            ecpd.PocLast30Days = obj as PortOfCallLast30Days;
            ecpd.AddClicked += () =>
            {
                ecpd.CopyValuesToEntity();
                if (!_mdh.PortOfCallLast30Days.Contains(ecpd.PocLast30Days))
                    _mdh.PortOfCallLast30Days.Add(ecpd.PocLast30Days);
                this.dataGridPortOfCallLast30Days.Items.Refresh();
                ecpd.PocLast30Days = new PortOfCallLast30Days();
                ecpd.PocLast30Days.MDH = this._mdh;
                ecpd.PocLast30Days.Identifier = PortOfCallLast30Days.GetNewIdentifier(_mdh.PortOfCallLast30Days);
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };
            if (ecpd.ShowDialog() ?? false)
            {
                if (!_mdh.PortOfCallLast30Days.Contains(ecpd.PocLast30Days))
                    _mdh.PortOfCallLast30Days.Add(ecpd.PocLast30Days);
                this.dataGridPortOfCallLast30Days.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridPortOfCallLast30Days_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridPortOfCallLast30Days_CreateRequested();
        }

        #endregion

        #region data grid sanitary measures

        private void DataGridSanitaryMeasures_CreateRequested()
        {
            EditSanitaryMeasureDialog epd = new EditSanitaryMeasureDialog();
            epd.SanitaryMeasureDetail = new SanitaryMeasuresDetail();
            epd.SanitaryMeasureDetail.Identifier = SanitaryMeasuresDetail.GetNewIdentifier(_mdh.SanitaryMeasuresDetails);
            epd.SanitaryMeasureDetail.MDH = this._mdh;

            epd.AddClicked += () =>
            {
                epd.CopyValuesToEntity();
                if (!this._mdh.SanitaryMeasuresDetails.Contains(epd.SanitaryMeasureDetail))
                    this._mdh.SanitaryMeasuresDetails.Add(epd.SanitaryMeasureDetail);
                this.dataGridSanitaryMeasures.Items.Refresh();
                epd.SanitaryMeasureDetail = new SanitaryMeasuresDetail();
                epd.SanitaryMeasureDetail.Identifier = SanitaryMeasuresDetail.GetNewIdentifier(_mdh.SanitaryMeasuresDetails);
                epd.SanitaryMeasureDetail.MDH = this._mdh;
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };

            if (epd.ShowDialog() ?? false)
            {
                if (!_mdh.SanitaryMeasuresDetails.Contains(epd.SanitaryMeasureDetail))
                    _mdh.SanitaryMeasuresDetails.Add(epd.SanitaryMeasureDetail);
                this.dataGridSanitaryMeasures.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridSanitaryMeasures_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is SanitaryMeasuresDetail smd)
            {
                // are you sure dialog is in base class
                _mdh.SanitaryMeasuresDetails.Remove(smd);
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(smd);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(_mdh.SanitaryMeasuresDetails));
                this.SublistElementChanged(Message.NotificationClass.MDH);
                this.dataGridSanitaryMeasures.Items.Refresh();
            }
        }

        private void DataGridSanitaryMeasures_EditRequested(DatabaseEntity obj)
        {
            EditSanitaryMeasureDialog ecpd = new EditSanitaryMeasureDialog();
            ecpd.SanitaryMeasureDetail = obj as SanitaryMeasuresDetail;
            ecpd.AddClicked += () =>
            {
                ecpd.CopyValuesToEntity();
                if (!_mdh.SanitaryMeasuresDetails.Contains(ecpd.SanitaryMeasureDetail))
                    _mdh.SanitaryMeasuresDetails.Add(ecpd.SanitaryMeasureDetail);
                this.dataGridSanitaryMeasures.Items.Refresh();
                ecpd.SanitaryMeasureDetail = new SanitaryMeasuresDetail();
                ecpd.SanitaryMeasureDetail.Identifier = SanitaryMeasuresDetail.GetNewIdentifier(_mdh.SanitaryMeasuresDetails);
                ecpd.SanitaryMeasureDetail.MDH = this._mdh;
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };
            if (ecpd.ShowDialog() ?? false)
            {
                if (!_mdh.SanitaryMeasuresDetails.Contains(ecpd.SanitaryMeasureDetail))
                    _mdh.SanitaryMeasuresDetails.Add(ecpd.SanitaryMeasureDetail);
                this.dataGridSanitaryMeasures.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridSanitaryMeasures_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridSanitaryMeasures_CreateRequested();
        }

        #endregion

        #region data grid infected areas

        private void DataGridInfectedAreas_CreateRequested()
        {
            EditInfectedAreaDialog epd = new EditInfectedAreaDialog();
            epd.InfectedArea = new InfectedArea();
            epd.InfectedArea.Identifier = InfectedArea.GetNewIdentifier(_mdh.InfectedAreas);
            epd.InfectedArea.MDH = this._mdh;

            epd.AddClicked += () =>
            {
                epd.CopyValuesToEntity();
                if (!this._mdh.InfectedAreas.Contains(epd.InfectedArea))
                    this._mdh.InfectedAreas.Add(epd.InfectedArea);
                this.dataGridInfectedAreas.Items.Refresh();
                epd.InfectedArea = new InfectedArea();
                epd.InfectedArea.MDH = this._mdh;
                epd.InfectedArea.Identifier = InfectedArea.GetNewIdentifier(_mdh.InfectedAreas);
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };

            if (epd.ShowDialog() ?? false)
            {
                if (!this._mdh.InfectedAreas.Contains(epd.InfectedArea))
                    _mdh.InfectedAreas.Add(epd.InfectedArea);
                this.dataGridInfectedAreas.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridInfectedAreas_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is InfectedArea ia)
            {
                // are you sure dialog is in base class
                _mdh.InfectedAreas.Remove(ia);
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(ia);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(_mdh.InfectedAreas));
                this.SublistElementChanged(Message.NotificationClass.MDH);
                this.dataGridInfectedAreas.Items.Refresh();
            }
        }

        private void DataGridInfectedAreas_EditRequested(DatabaseEntity obj)
        {
            EditInfectedAreaDialog ecpd = new EditInfectedAreaDialog();
            ecpd.InfectedArea = obj as InfectedArea;
            ecpd.AddClicked += () =>
            {
                ecpd.CopyValuesToEntity();
                if (!_mdh.InfectedAreas.Contains(ecpd.InfectedArea))
                    _mdh.InfectedAreas.Add(ecpd.InfectedArea);
                this.dataGridInfectedAreas.Items.Refresh();
                ecpd.InfectedArea = new InfectedArea();
                ecpd.InfectedArea.MDH = this._mdh;
                ecpd.InfectedArea.Identifier = InfectedArea.GetNewIdentifier(_mdh.InfectedAreas);
                this.SublistElementChanged(Message.NotificationClass.MDH);
            };
            if (ecpd.ShowDialog() ?? false)
            {
                if (!_mdh.InfectedAreas.Contains(ecpd.InfectedArea))
                    _mdh.InfectedAreas.Add(ecpd.InfectedArea);
                this.dataGridInfectedAreas.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.MDH);
            }
        }

        private void DataGridInfectedAreas_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridInfectedAreas_CreateRequested();
        }

        #endregion

        #region data grid port of itinerary

        private void DataGridPortOfItinerary_CreateRequested()
        {
            EditPortOfItineraryDialog epid = new EditPortOfItineraryDialog
            {
                PortOfItinerary = new PortOfItinerary()
            };
            epid.PortOfItinerary.Identifier = PortOfItinerary.GetNewIdentifier(this._bpol.PortOfItineraries);
            epid.PortOfItinerary.BPOL = this._bpol;

            epid.AddClicked += () =>
            {
                epid.CopyValuesToEntity();
                if (!this._bpol.PortOfItineraries.Contains(epid.PortOfItinerary))
                    this._bpol.PortOfItineraries.Add(epid.PortOfItinerary);
                this.dataGridPortOfItinerary.Items.Refresh();
                epid.PortOfItinerary = new PortOfItinerary
                {
                    BPOL = _bpol,
                    Identifier = PortOfItinerary.GetNewIdentifier(this._bpol.PortOfItineraries)
                };
                this.SublistElementChanged(Message.NotificationClass.BPOL);
            };

            if (epid.ShowDialog() ?? false)
            {
                if (!_bpol.PortOfItineraries.Contains(epid.PortOfItinerary))
                    _bpol.PortOfItineraries.Add(epid.PortOfItinerary);
                this.dataGridPortOfItinerary.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.BPOL);
            }
        }

        private void DataGridPortOfItinerary_DeleteRequested(DatabaseEntity obj)
        {
            if (obj is PortOfItinerary poi)
            {
                // are you sure dialog is in base class
                _bpol.PortOfItineraries.Remove(poi);
                DBManager.Instance.Delete(poi);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(_bpol.PortOfItineraries));
                this.SublistElementChanged(Message.NotificationClass.BPOL);
                this.dataGridPortOfItinerary.Items.Refresh();
            }
        }

        private void DataGridPortOfItinerary_EditRequested(DatabaseEntity obj)
        {
            EditPortOfItineraryDialog epid = new EditPortOfItineraryDialog
            {
                PortOfItinerary = obj as PortOfItinerary
            };

            epid.AddClicked += () =>
            {
                epid.CopyValuesToEntity();
                if (!_bpol.PortOfItineraries.Contains(epid.PortOfItinerary))
                    _bpol.PortOfItineraries.Add(epid.PortOfItinerary);
                this.dataGridPortOfItinerary.Items.Refresh();
                epid.PortOfItinerary = new PortOfItinerary
                {
                    BPOL = this._bpol,
                    Identifier = PortOfItinerary.GetNewIdentifier(this._bpol.PortOfItineraries)
                };
                this.SublistElementChanged(Message.NotificationClass.BPOL);
            };

            if (epid.ShowDialog() ?? false)
            {
                if (!_bpol.PortOfItineraries.Contains(epid.PortOfItinerary))
                    this._bpol.PortOfItineraries.Add(epid.PortOfItinerary);
                this.dataGridPortOfItinerary.Items.Refresh();
                this.SublistElementChanged(Message.NotificationClass.BPOL);
            }
        }

        private void DataGridPortOfItinerary_AddingNewItem(object sender, AddingNewItemEventArgs e)
        {
            this.DataGridPortOfItinerary_CreateRequested();
        }

        #endregion

        #region mouse wheel

        private void ScrollViewer_PreviewMouseWheel(object sender, System.Windows.Input.MouseWheelEventArgs e)
        {
            ScrollViewer scv = (ScrollViewer)sender;
            scv.ScrollToVerticalOffset(scv.VerticalOffset - e.Delta);
            e.Handled = true;
        }

        #endregion

        
    }
}