// Copyright (c) 2017 schick Informatik
// Description: Für Arrival / Departure
//

using System.Windows;

using bsmd.database;
using ENI2.EditControls;
using ENI2.Util;
using System.Windows.Controls;
using System.Windows.Media.Imaging;
using System;
using System.Collections.Generic;
using System.Windows.Data;
using System.Collections.Specialized;

namespace ENI2.DetailViewControls
{
    /// <summary>
    /// Interaction logic for DangerousGoodsDetailControl.xaml
    /// </summary>
    public partial class DangerousGoodsDetailControl : DetailBaseControl
    {

        private Message _hazMessage;
        private HAZ haz;
        private HAZ hazd; // referenz auf HAZD, falls das hier HAZA ist und wir Positionen kopieren wollen

        public DangerousGoodsDetailControl()
        {
            InitializeComponent();
            this.Loaded += DangerousGoodsDetailControl_Loaded;
        }

        private void DangerousGoodsDetailControl_Loaded(object sender, RoutedEventArgs e)
        {
            this.RegisterCheckboxChange(this.checkBoxDangerousGoodsOnBoard, this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            this.RegisterCheckboxChange(this.checkBoxDGManifestOnBoard, this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            this.RegisterCheckboxChange(this.checkBoxMoUBaltic, this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            this.RegisterComboboxIndexChange(this.comboBoxVesselClass, this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
        }

        public bool IsDeparture { get; set; }

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

            foreach (Message aMessage in this.Messages)
            {
                if (IsDeparture)
                {
                    if (aMessage.MessageNotificationClass == Message.NotificationClass.HAZD) { this._hazMessage = aMessage; this.ControlMessages.Add(aMessage); }
                }
                else
                {
                    if (aMessage.MessageNotificationClass == Message.NotificationClass.HAZA)
                    {
                        this._hazMessage = aMessage;
                        this.ControlMessages.Add(aMessage);
                    }
                    if (aMessage.MessageNotificationClass == Message.NotificationClass.HAZD)
                    {
                        if (aMessage != null)
                        {
                            if (aMessage.Elements.Count > 0)
                                this.hazd = aMessage.Elements[0] as HAZ;
                            if (this.hazd == null)
                            {
                                this.hazd = new HAZ();
                                this.hazd.MessageCore = this.Core;
                                this.hazd.MessageHeader = aMessage;
                                aMessage.Elements.Add(this.hazd);
                                SublistElementChanged(Message.NotificationClass.HAZD);
                            }
                            this.ControlMessages.Add(aMessage);
                        }
                    }
                }
                this.textBlockMessageClass.Text = IsDeparture ? "HAZD" : "HAZA";
            }

            #region HAZ

            if (this._hazMessage == null)
            {
                this._hazMessage = this.Core.CreateMessage(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.Messages.Add(this._hazMessage);
            }

            HAZ haz = null;
            if (this._hazMessage.Elements.Count > 0)
                haz = this._hazMessage.Elements[0] as HAZ;
            if (haz == null)
            {
                haz = new HAZ();
                haz.MessageCore = this.Core;
                haz.MessageHeader = this._hazMessage;
                _hazMessage.Elements.Add(haz);
            }

            this.haz = haz;

            this.comboBoxVesselClass.ItemsSource = GlobalStructures.vesselClasses;

            this.groupBoxHAZ.DataContext = haz;

            this.dataGridIMDGItems.Initialize();            
            this.dataGridIMDGItems.ItemsSource = this.haz.IMDGPositions;            
            CollectionView myCollectionView = (CollectionView)CollectionViewSource.GetDefaultView(dataGridIMDGItems.Items);
            ((INotifyCollectionChanged)myCollectionView).CollectionChanged += DangerousGoodsDetailControl_CollectionChanged;
            this.dataGridIMDGItems.CreateRequested += DataGridIMDGItems_CreateRequested;
            this.dataGridIMDGItems.AddingNewItem += DataGridIMDGItems_AddingNewItem;
            this.dataGridIMDGItems.EditRequested += DataGridIMDGItems_EditRequested;
            this.dataGridIMDGItems.DeleteRequested += DataGridIMDGItems_DeleteRequested;            

            this.dataGridIBCItems.Initialize();
            this.dataGridIBCItems.ItemsSource = this.haz.IBCPositions;
            myCollectionView = (CollectionView)CollectionViewSource.GetDefaultView(dataGridIBCItems.Items);
            ((INotifyCollectionChanged)myCollectionView).CollectionChanged += DangerousGoodsDetailControl_CollectionChanged;
            this.dataGridIBCItems.CreateRequested += DataGridIBCItems_CreateRequested;
            this.dataGridIBCItems.AddingNewItem += DataGridIBCItems_AddingNewItem;
            this.dataGridIBCItems.EditRequested += DataGridIBCItems_EditRequested;
            this.dataGridIBCItems.DeleteRequested += DataGridIBCItems_DeleteRequested;

            this.dataGridIGCItems.Initialize();
            this.dataGridIGCItems.ItemsSource = this.haz.IGCPositions;
            myCollectionView = (CollectionView)CollectionViewSource.GetDefaultView(dataGridIGCItems.Items);
            ((INotifyCollectionChanged)myCollectionView).CollectionChanged += DangerousGoodsDetailControl_CollectionChanged;
            this.dataGridIGCItems.CreateRequested += DataGridIGCItems_CreateRequested;
            this.dataGridIGCItems.AddingNewItem += DataGridIGCItems_AddingNewItem;
            this.dataGridIGCItems.EditRequested += DataGridIGCItems_EditRequested;
            this.dataGridIGCItems.DeleteRequested += DataGridIGCItems_DeleteRequested;

            this.dataGridIMSBCItems.Initialize();
            this.dataGridIMSBCItems.ItemsSource = this.haz.IMSBCPositions;
            myCollectionView = (CollectionView)CollectionViewSource.GetDefaultView(dataGridIMSBCItems.Items);
            ((INotifyCollectionChanged)myCollectionView).CollectionChanged += DangerousGoodsDetailControl_CollectionChanged;
            this.dataGridIMSBCItems.CreateRequested += DataGridIMSBCItems_CreateRequested;
            this.dataGridIMSBCItems.AddingNewItem += DataGridIMSBCItems_AddingNewItem;
            this.dataGridIMSBCItems.EditRequested += DataGridIMSBCItems_EditRequested;
            this.dataGridIMSBCItems.DeleteRequested += DataGridIMSBCItems_DeleteRequested;

            this.dataGridMARPOLItems.Initialize();
            this.dataGridMARPOLItems.ItemsSource = this.haz.MARPOLPositions;
            myCollectionView = (CollectionView)CollectionViewSource.GetDefaultView(dataGridMARPOLItems.Items);
            ((INotifyCollectionChanged)myCollectionView).CollectionChanged += DangerousGoodsDetailControl_CollectionChanged;
            this.dataGridMARPOLItems.CreateRequested += DataGridMARPOLItems_CreateRequested;
            this.dataGridMARPOLItems.AddingNewItem += DataGridMARPOLItems_AddingNewItem;
            this.dataGridMARPOLItems.EditRequested += DataGridMARPOLItems_EditRequested;
            this.dataGridMARPOLItems.DeleteRequested += DataGridMARPOLItems_DeleteRequested;

            this.RefreshTabHeaders();

            #endregion

            if (!this.haz.IsDeparture)
            {
                #region Extra Menüpunkte um Positionen nach HAZD zu kopieren

                this.dataGridIBCItems.ContextMenu.Items.Add(new Separator());
                MenuItem copyIBCItem = new MenuItem();
                copyIBCItem.Header = Properties.Resources.textCopyToHAZD;
                copyIBCItem.Icon = new Image { Source = new BitmapImage(new Uri("pack://application:,,,/Resources/documents.png")) };
                copyIBCItem.Click += new RoutedEventHandler(this.copyIBC);
                this.dataGridIBCItems.ContextMenu.Items.Add(copyIBCItem);

                this.dataGridIGCItems.ContextMenu.Items.Add(new Separator());
                MenuItem copyItemIGC = new MenuItem();
                copyItemIGC.Header = Properties.Resources.textCopyToHAZD;
                copyItemIGC.Icon = new Image { Source = new BitmapImage(new Uri("pack://application:,,,/Resources/documents.png")) };
                copyItemIGC.Click += new RoutedEventHandler(this.copyIGC);
                this.dataGridIGCItems.ContextMenu.Items.Add(copyItemIGC);

                this.dataGridIMDGItems.ContextMenu.Items.Add(new Separator());
                MenuItem copyItemIMDG = new MenuItem();
                copyItemIMDG.Header = Properties.Resources.textCopyToHAZD;
                copyItemIMDG.Icon = new Image { Source = new BitmapImage(new Uri("pack://application:,,,/Resources/documents.png")) };
                copyItemIMDG.Click += new RoutedEventHandler(this.copyIMDG);
                this.dataGridIMDGItems.ContextMenu.Items.Add(copyItemIMDG);

                this.dataGridIMSBCItems.ContextMenu.Items.Add(new Separator());
                MenuItem copyItemIMSBC = new MenuItem();
                copyItemIMSBC.Header = Properties.Resources.textCopyToHAZD;
                copyItemIMSBC.Icon = new Image { Source = new BitmapImage(new Uri("pack://application:,,,/Resources/documents.png")) };
                copyItemIMSBC.Click += new RoutedEventHandler(this.copyIMSBC);
                this.dataGridIMSBCItems.ContextMenu.Items.Add(copyItemIMSBC);

                this.dataGridMARPOLItems.ContextMenu.Items.Add(new Separator());
                MenuItem copyItemMARPOL = new MenuItem();
                copyItemMARPOL.Header = Properties.Resources.textCopyToHAZD;
                copyItemMARPOL.Icon = new Image { Source = new BitmapImage(new Uri("pack://application:,,,/Resources/documents.png")) };
                copyItemMARPOL.Click += new RoutedEventHandler(this.copyMARPOL);
                this.dataGridMARPOLItems.ContextMenu.Items.Add(copyItemMARPOL);

                #endregion

            }

            this._initialized = true;
        }        

        #region SetEnabled

        public override void SetEnabled(bool enabled)
        {
            this.dataGridIBCItems.IsEnabled = enabled;
            this.checkBoxDangerousGoodsOnBoard.IsEnabled = enabled;
            this.checkBoxDGManifestOnBoard.IsEnabled = enabled;
            this.checkBoxMoUBaltic.IsEnabled = enabled;
            this.dataGridIBCItems.IsEnabled = enabled;
            this.dataGridIMDGItems.IsEnabled = enabled;
            this.dataGridIGCItems.IsEnabled = enabled;
            this.dataGridIMSBCItems.IsEnabled = enabled;
            this.dataGridMARPOLItems.IsEnabled = enabled;
        }

        #endregion

        #region Copy event handler

        private void copyMARPOL(object sender, RoutedEventArgs e)
        {
            // aus dem aktuell selektierten MARPOL Element ein neues MARPOL Element machen und nach HAZD kopieren
            if (this.dataGridMARPOLItems.SelectedItems != null)
            {
                foreach (MARPOL_Annex_I_Position selectedMARPOL in this.dataGridMARPOLItems.SelectedItems)
                {
                    MARPOL_Annex_I_Position copyMARPOL = new MARPOL_Annex_I_Position();
                    copyMARPOL.MessageHeader = this.hazd.MessageHeader;
                    copyMARPOL.HAZ = this.hazd;
                    copyMARPOL.CopyFromMARPOL(selectedMARPOL);
                    copyMARPOL.Identifier = DatabaseEntity.GetNewIdentifier(this.hazd.MARPOLPositions, "MARPOL-");
                    this.hazd.MARPOLPositions.Add(copyMARPOL);
                    this.SublistElementChanged(Message.NotificationClass.HAZD);
                    this.OnControlCacheReset(Properties.Resources.textDGDeparture);
                    this.SetHAZGlobalFlags(this.hazd);
                }
            }
        }

        private void copyIMSBC(object sender, RoutedEventArgs e)
        {
            // aus dem aktuell selektierten IMBSC Element ein neues IMBSC Element machen und nach HAZD kopieren
            if (this.dataGridIMSBCItems.SelectedItems != null)
            {
                foreach (IMSBCPosition selectedIMSBC in this.dataGridIMSBCItems.SelectedItems)
                {
                    IMSBCPosition copyIMSBC = new IMSBCPosition();
                    copyIMSBC.MessageHeader = this.hazd.MessageHeader;
                    copyIMSBC.HAZ = this.hazd;
                    copyIMSBC.CopyFromIMSBC(selectedIMSBC);
                    copyIMSBC.Identifier = DatabaseEntity.GetNewIdentifier(this.hazd.IMSBCPositions, "IMSBC-");
                    this.hazd.IMSBCPositions.Add(copyIMSBC);
                    this.SublistElementChanged(Message.NotificationClass.HAZD);
                    this.OnControlCacheReset(Properties.Resources.textDGDeparture);
                    this.SetHAZGlobalFlags(this.hazd);
                }
            }
        }

        private void copyIMDG(object sender, RoutedEventArgs e)
        {
            // aus dem aktuell selektierten IMDG Element ein neues IMDG Element machen und nach HAZD kopieren
            if (this.dataGridIMDGItems.SelectedItems != null)
            {
                foreach (IMDGPosition selectedIMDG in this.dataGridIMDGItems.SelectedItems)
                {
                    IMDGPosition copyIMDG = new IMDGPosition();
                    copyIMDG.MessageHeader = this.hazd.MessageHeader;
                    copyIMDG.HAZ = this.hazd;
                    copyIMDG.CopyFromIMDG(selectedIMDG);
                    copyIMDG.Identifier = DatabaseEntity.GetNewIdentifier(this.hazd.IMDGPositions, "IMDG-");
                    this.hazd.IMDGPositions.Add(copyIMDG);
                    this.SublistElementChanged(Message.NotificationClass.HAZD);
                    this.OnControlCacheReset(Properties.Resources.textDGDeparture);
                    this.SetHAZGlobalFlags(this.hazd);
                }
            }
        }

        private void copyIGC(object sender, RoutedEventArgs e)
        {
            // aus dem aktuell selektierten IGC Element ein neues IGC Element machen und nach HAZD kopieren
            if (this.dataGridIGCItems.SelectedItems != null)
            {
                foreach (IGCPosition selectedIGC in this.dataGridIGCItems.SelectedItems)
                {
                    IGCPosition copyIGC = new IGCPosition();
                    copyIGC.MessageHeader = this.hazd.MessageHeader;
                    copyIGC.HAZ = this.hazd;
                    copyIGC.CopyFromIGC(selectedIGC);
                    copyIGC.Identifier = DatabaseEntity.GetNewIdentifier(this.hazd.IGCPositions, "IGC-");
                    this.hazd.IGCPositions.Add(copyIGC);
                    this.SublistElementChanged(Message.NotificationClass.HAZD);
                    this.OnControlCacheReset(Properties.Resources.textDGDeparture);
                    this.SetHAZGlobalFlags(this.hazd);
                }
            }
        }

        private void copyIBC(object sender, RoutedEventArgs e)
        {
            // aus dem aktuell selektierten IBC Element ein neues IBC Element machen und nach HAZD kopieren
            if (this.dataGridIBCItems.SelectedItems != null)
            {
                foreach (IBCPosition selectedIBC in this.dataGridIBCItems.SelectedItems)
                {
                    if (selectedIBC != null)
                    {
                        IBCPosition copyIBC = new IBCPosition();
                        copyIBC.MessageHeader = this.hazd.MessageHeader;
                        copyIBC.HAZ = this.hazd;
                        copyIBC.CopyFromIBC(selectedIBC);
                        copyIBC.Identifier = DatabaseEntity.GetNewIdentifier(this.hazd.IBCPositions, "IBC-");
                        this.hazd.IBCPositions.Add(copyIBC);
                        this.SublistElementChanged(Message.NotificationClass.HAZD);
                        this.OnControlCacheReset(Properties.Resources.textDGDeparture);
                        this.SetHAZGlobalFlags(this.hazd);
                    }
                }
            }
        }

        #endregion

        /// <summary>
        /// Beim Hinzufügen der allerersten Gefahrgutposition sollen die Flags vorbelegt werden
        /// </summary>
        void SetHAZGlobalFlags(HAZ theHAZ)
        {
            int totalCount = theHAZ.MARPOLPositions.Count + theHAZ.IMDGPositions.Count + theHAZ.IGCPositions.Count + theHAZ.IBCPositions.Count + theHAZ.IMSBCPositions.Count;
            if(totalCount == 1)
            {
                if (theHAZ == this.haz)
                {
                    if (!(this.checkBoxDangerousGoodsOnBoard.IsChecked ?? false)) this.checkBoxDangerousGoodsOnBoard.IsChecked = true;
                    // if (!(this.checkBoxDGManifestOnBoard.IsChecked ?? false)) this.checkBoxDGManifestOnBoard.IsChecked = true;
                    if (this.checkBoxMoUBaltic.IsChecked ?? true) this.checkBoxMoUBaltic.IsChecked = false;
                }
                else
                {
                    theHAZ.NoDPGOnBoardOnArrival = false;
                    // theHAZ.DPGManifestOnBoardOnArrival = true;
                    theHAZ.MOUBaltic = false;
                }
            }
        }

        #region MARPOL datagrid handlers

        private void DataGridMARPOLItems_DeleteRequested(DatabaseEntity obj)
        {
            MARPOL_Annex_I_Position marpol = obj as MARPOL_Annex_I_Position;
            if (marpol != null)
            {
                // are you sure dialog is in base class
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(marpol);
                this.haz.MARPOLPositions.Remove(marpol);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(haz.MARPOLPositions));
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.dataGridMARPOLItems.Items.Refresh();
            }
        }

        private void DataGridMARPOLItems_EditRequested(DatabaseEntity obj)
        {
            EditMarpolDialog eld = new EditMarpolDialog();
            eld.MARPOL = obj as MARPOL_Annex_I_Position;

            eld.AddClicked += () =>
            {
                eld.CopyValuesToEntity();
                if (!haz.MARPOLPositions.Contains(eld.MARPOL))
                    haz.MARPOLPositions.Add(eld.MARPOL);
                this.dataGridMARPOLItems.Items.Refresh();
                eld.MARPOL = new MARPOL_Annex_I_Position();
                eld.Identifier = DatabaseEntity.GetNewIdentifier(haz.MARPOLPositions, "MARPOL-");
                eld.MARPOL.HAZ = this.haz;
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (eld.ShowDialog() ?? false)
            {
                if (!haz.MARPOLPositions.Contains(eld.MARPOL))
                    haz.MARPOLPositions.Add(eld.MARPOL);
                this.dataGridMARPOLItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);                
            }

        }

        private void DataGridMARPOLItems_AddingNewItem(object sender, System.Windows.Controls.AddingNewItemEventArgs e)
        {
            this.DataGridMARPOLItems_CreateRequested();
        }

        private void DataGridMARPOLItems_CreateRequested()
        {
            EditMarpolDialog ebd = new EditMarpolDialog();
            ebd.MARPOL = new MARPOL_Annex_I_Position();
            ebd.MARPOL.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.MARPOLPositions, "MARPOL-");
            ebd.MARPOL.HAZ = this.haz;

            ebd.AddClicked += () =>
            {
                ebd.CopyValuesToEntity();
                if (!haz.MARPOLPositions.Contains(ebd.MARPOL))
                    haz.MARPOLPositions.Add(ebd.MARPOL);
                this.dataGridMARPOLItems.Items.Refresh();
                ebd.MARPOL = new MARPOL_Annex_I_Position();
                ebd.MARPOL.HAZ = this.haz;
                ebd.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.MARPOLPositions, "MARPOL-");
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (ebd.ShowDialog() ?? false)
            {
                if (!haz.MARPOLPositions.Contains(ebd.MARPOL))
                    haz.MARPOLPositions.Add(ebd.MARPOL);
                this.dataGridMARPOLItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        #endregion

        #region IMSBC datagrid handlers

        private void DataGridIMSBCItems_DeleteRequested(DatabaseEntity obj)
        {
            IMSBCPosition imsbc = obj as IMSBCPosition;
            if (imsbc != null)
            {
                // are you sure dialog is in base class
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(imsbc);
                this.haz.IMSBCPositions.Remove(imsbc);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(haz.IMSBCPositions));
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.dataGridIMSBCItems.Items.Refresh();
            }
        }

        private void DataGridIMSBCItems_EditRequested(DatabaseEntity obj)
        {
            EditIMSBCDialog eld = new EditIMSBCDialog();
            eld.IMSBC = obj as IMSBCPosition;

            eld.AddClicked += () =>
            {
                eld.CopyValuesToEntity();
                if (!haz.IMSBCPositions.Contains(eld.IMSBC))
                    haz.IMSBCPositions.Add(eld.IMSBC);
                this.dataGridIMSBCItems.Items.Refresh();
                eld.IMSBC = new IMSBCPosition();
                eld.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMSBCPositions, "IMSBC-");
                eld.IMSBC.HAZ = this.haz;
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (eld.ShowDialog() ?? false)
            {
                if (!haz.IMSBCPositions.Contains(eld.IMSBC))
                    haz.IMSBCPositions.Add(eld.IMSBC);
                this.dataGridIMSBCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            }
        }

        private void DataGridIMSBCItems_AddingNewItem(object sender, System.Windows.Controls.AddingNewItemEventArgs e)
        {
            this.DataGridIMSBCItems_CreateRequested();
        }

        private void DataGridIMSBCItems_CreateRequested()
        {
            EditIMSBCDialog ebd = new EditIMSBCDialog();
            ebd.IMSBC = new IMSBCPosition();
            ebd.IMSBC.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMSBCPositions, "IMSBC-");
            ebd.IMSBC.HAZ = this.haz;

            ebd.AddClicked += () =>
            {
                ebd.CopyValuesToEntity();
                if (!haz.IMSBCPositions.Contains(ebd.IMSBC))
                    this.haz.IMSBCPositions.Add(ebd.IMSBC);
                this.dataGridIMSBCItems.Items.Refresh();
                ebd.IMSBC = new IMSBCPosition();
                ebd.IMSBC.HAZ = this.haz;
                ebd.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMSBCPositions, "IMSBC-");
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (ebd.ShowDialog() ?? false)
            {
                if (!haz.IMSBCPositions.Contains(ebd.IMSBC))
                    haz.IMSBCPositions.Add(ebd.IMSBC);
                this.dataGridIMSBCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        #endregion

        #region IGC datagrid handlers

        private void DataGridIGCItems_DeleteRequested(DatabaseEntity obj)
        {
            IGCPosition igc = obj as IGCPosition;
            if (igc != null)
            {
                // are you sure dialog is in base class
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(igc);
                this.haz.IGCPositions.Remove(igc);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(haz.IGCPositions));
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.dataGridIGCItems.Items.Refresh();
            }
        }

        private void DataGridIGCItems_EditRequested(DatabaseEntity obj)
        {
            EditIGCDialog eld = new EditIGCDialog();
            eld.IGC = obj as IGCPosition;

            eld.AddClicked += () =>
            {
                eld.CopyValuesToEntity();
                if(!haz.IGCPositions.Contains(eld.IGC))
                    haz.IGCPositions.Add(eld.IGC);
                this.dataGridIGCItems.Items.Refresh();
                eld.IGC = new IGCPosition();
                eld.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IGCPositions, "IGC-");
                eld.IGC.HAZ = this.haz;
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (eld.ShowDialog() ?? false)
            {
                if (!haz.IGCPositions.Contains(eld.IGC))
                    haz.IGCPositions.Add(eld.IGC);
                this.dataGridIGCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            }
        }

        private void DataGridIGCItems_AddingNewItem(object sender, System.Windows.Controls.AddingNewItemEventArgs e)
        {
            this.DataGridIGCItems_CreateRequested();
        }

        private void DataGridIGCItems_CreateRequested()
        {
            EditIGCDialog ebd = new EditIGCDialog();
            ebd.IGC = new IGCPosition();            
            ebd.IGC.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IGCPositions, "IGC-");
            ebd.IGC.HAZ = this.haz;

            ebd.AddClicked += () =>
            {
                ebd.CopyValuesToEntity();
                if(!this.haz.IGCPositions.Contains(ebd.IGC))
                    this.haz.IGCPositions.Add(ebd.IGC);                
                this.dataGridIGCItems.Items.Refresh();
                ebd.IGC = new IGCPosition();
                ebd.IGC.HAZ = this.haz;
                ebd.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IGCPositions, "IGC-");
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            };

            if (ebd.ShowDialog() ?? false)
            {
                if(!this.haz.IGCPositions.Contains(ebd.IGC))
                    haz.IGCPositions.Add(ebd.IGC);
                this.dataGridIGCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        #endregion

        #region IBC datagrid handlers

        private void DataGridIBCItems_DeleteRequested(DatabaseEntity obj)
        {
            IBCPosition ibc = obj as IBCPosition;
            if (ibc != null)
            {
                // are you sure dialog is in base class
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(ibc);
                this.haz.IBCPositions.Remove(ibc);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(haz.IBCPositions));
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.dataGridIBCItems.Items.Refresh();
            }
        }

        private void DataGridIBCItems_EditRequested(DatabaseEntity obj)
        {
            EditIBCDialog eld = new EditIBCDialog();
            eld.IBC = obj as IBCPosition;

            eld.AddClicked += () =>
            {
                eld.CopyValuesToEntity();
                if(!haz.IBCPositions.Contains(eld.IBC))
                    haz.IBCPositions.Add(eld.IBC);
                this.dataGridIBCItems.Items.Refresh();
                eld.IBC = new IBCPosition();
                eld.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IBCPositions, "IBC-");
                eld.IBC.HAZ = this.haz;
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            };

            if (eld.ShowDialog() ?? false)
            {
                if (!haz.IBCPositions.Contains(eld.IBC))
                    haz.IBCPositions.Add(eld.IBC);
                this.dataGridIBCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            }
        }

        private void DataGridIBCItems_AddingNewItem(object sender, System.Windows.Controls.AddingNewItemEventArgs e)
        {
            this.DataGridIBCItems_CreateRequested();
        }

        private void DataGridIBCItems_CreateRequested()
        {
            EditIBCDialog ebd = new EditIBCDialog();
            ebd.IBC = new IBCPosition();            
            ebd.IBC.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IBCPositions, "IBC-");
            ebd.IBC.HAZ = this.haz;            

            ebd.AddClicked += () =>
            {
                ebd.CopyValuesToEntity();
                if(!this.haz.IBCPositions.Contains(ebd.IBC))
                    this.haz.IBCPositions.Add(ebd.IBC);                
                this.dataGridIBCItems.Items.Refresh();
                ebd.IBC = new IBCPosition();
                ebd.IBC.HAZ = this.haz;
                ebd.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IBCPositions, "IBC-");
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            };

            if (ebd.ShowDialog() ?? false)
            {
                if(!this.haz.IBCPositions.Contains(ebd.IBC))
                    haz.IBCPositions.Add(ebd.IBC);
                this.dataGridIBCItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        #endregion

        #region IMDG datagrid handlers

        private void DataGridIMDGItems_DeleteRequested(DatabaseEntity obj)
        {
            IMDGPosition imdg = obj as IMDGPosition;
            if (imdg != null)
            {
                // are you sure dialog is in base class
                DBManager.GetSingleCon(Properties.Settings.Default.ConnectionString).Delete(imdg);
                this.haz.IMDGPositions.Remove(imdg);
                DatabaseEntity.ResetIdentifiers(new List<DatabaseEntity>(haz.IMDGPositions));
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.dataGridIMDGItems.Items.Refresh();
            }
        }

        private void DataGridIMDGItems_EditRequested(DatabaseEntity obj)
        {
            EditIMDGDialog eld = new EditIMDGDialog();
            eld.IMDG = obj as IMDGPosition;

            eld.AddClicked += () =>
            {
                eld.CopyValuesToEntity();
                if(!haz.IMDGPositions.Contains(eld.IMDG))
                    haz.IMDGPositions.Add(eld.IMDG);
                this.dataGridIMDGItems.Items.Refresh();
                eld.IMDG = new IMDGPosition();
                eld.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMDGPositions, "IMDG-");
                eld.IMDG.HAZ = this.haz;
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            };

            if (eld.ShowDialog() ?? false)
            {
                if (!haz.IMDGPositions.Contains(eld.IMDG))
                    haz.IMDGPositions.Add(eld.IMDG);
                this.dataGridIMDGItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        private void DataGridIMDGItems_AddingNewItem(object sender, System.Windows.Controls.AddingNewItemEventArgs e)
        {
            this.DataGridIMDGItems_CreateRequested();
        }

        private void DataGridIMDGItems_CreateRequested()
        {                        
            EditIMDGDialog ebd = new EditIMDGDialog();
            ebd.IMDG = new IMDGPosition();
            ebd.IMDG.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMDGPositions, "IMDG-");
            ebd.IMDG.HAZ = this.haz;

            ebd.AddClicked += () =>
            {
                ebd.CopyValuesToEntity();
                if(!this.haz.IMDGPositions.Contains(ebd.IMDG))
                    this.haz.IMDGPositions.Add(ebd.IMDG);                
                this.dataGridIMDGItems.Items.Refresh();
                ebd.IMDG = new IMDGPosition();
                ebd.IMDG.HAZ = this.haz;
                ebd.Identifier = DatabaseEntity.GetNewIdentifier(this.haz.IMDGPositions, "IMDG-");
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
            };

            if (ebd.ShowDialog() ?? false)
            {
                if(!haz.IMDGPositions.Contains(ebd.IMDG))
                haz.IMDGPositions.Add(ebd.IMDG);
                this.dataGridIMDGItems.Items.Refresh();
                this.SublistElementChanged(this.IsDeparture ? Message.NotificationClass.HAZD : Message.NotificationClass.HAZA);
                this.SetHAZGlobalFlags(this.haz);
            }
        }

        #endregion

        #region Highlighting

        public override void HighlightErrorMessageContainer()
        {
            if (this._hazMessage.HasErrors)
            {
                HighlightService.HighlightControl(this.groupBoxHAZ, HighlightService.HighlightStyle.ERROR, this._hazMessage);
            }
        }

        public override void HighlightViolationMessageContainer()
        {
            if (this._hazMessage.HasViolations)
                HighlightService.HighlightControl(this.groupBoxHAZ, HighlightService.HighlightStyle.VIOLATION, this._hazMessage);
        }

        #endregion                

        private void DangerousGoodsDetailControl_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
        {
            this.RefreshTabHeaders();
        }

        private void RefreshTabHeaders()
        {
            if (this.haz.IMDGPositions.Count > 0)
                this.tabIMDGItems.Header = string.Format("{0} ({1})", Properties.Resources.textIMDGItems, this.haz.IMDGPositions.Count);
            else
                this.tabIMDGItems.Header = Properties.Resources.textIMDGItems;

            if (this.haz.IBCPositions.Count > 0)
                this.tabIBCItems.Header = string.Format("{0} ({1})", Properties.Resources.textIBCItems, this.haz.IBCPositions.Count);
            else
                this.tabIBCItems.Header = Properties.Resources.textIBCItems;

            if (this.haz.IGCPositions.Count > 0)
                this.tabIGCItems.Header = string.Format("{0} ({1})", Properties.Resources.textIGCItems, this.haz.IGCPositions.Count);
            else
                this.tabIGCItems.Header = Properties.Resources.textIGCItems;

            if (this.haz.IMSBCPositions.Count > 0)
                this.tabIMSBCItems.Header = string.Format("{0} ({1})", Properties.Resources.textIMSBCItems, this.haz.IMSBCPositions.Count);
            else
                this.tabIMSBCItems.Header = Properties.Resources.textIMSBCItems;

            if (this.haz.MARPOLPositions.Count > 0)
                this.tabMarpolItems.Header = string.Format("{0} ({1})", Properties.Resources.textMARPOLItems, this.haz.MARPOLPositions.Count);
            else
                this.tabMarpolItems.Header = Properties.Resources.textMARPOLItems;
        }

    }
}