using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Navigation;
using System.Windows.Threading;

using BeWo.Core;
using BeWo.Core.Service;
using BeWo.ServiceProxy;
using BeWo.Validation;
using BeWo.View.Controls;
using BeWo.View.Detail.Zeiterfassung;
using BeWo.ViewModel;
using BeWo.ViewModel.ListViewModel;

using BS.Shared;
using BS.Shared.Core;
using BS.Shared.DataContracts;
using BS.Shared.DataContracts.Compact;
using BS.Shared.Extensions;
using BS.Shared.Translation;
using DevExpress.Xpf.Docking;
using DevExpress.Xpf.Editors;
using DevExpress.Xpf.Grid;

using Microsoft.Win32;

namespace BeWo.View.Detail
{
    public partial class AdditionalServiceView : INotifyPropertyChanged
    {
        public static Visibility InsertedOnAndByVisibility
        {
            get
            {
                return BeWoApp.AppSettings.HideServiceRecordInsertedByAndInsertedOn ? Visibility.Collapsed : Visibility.Visible;
            }
        }

        private AdditionalServiceGroupOfPeopleView _AdditionalServiceGroupOfPeoplePopUp;

        private readonly Dictionary<DayOfWeek, CheckBox> _DayBoxes = new Dictionary<DayOfWeek, CheckBox>();

        private CompactEmployeeDC _SelectedEmployee;

        private ServiceRecordListVM _ViewModel;

        private readonly AssessmentSheetEntryView _AssessmentSheet;

	    private readonly Dictionary<long, CompactCustomerDC> _Oid2CustomerDict;

	    private readonly bool _disableTeilnehmerUpdate;

        public AdditionalServiceView(ServiceRecordListVM pViewModel, IEnumerable<CompactCustomerDC> allCustomerList)
        {
	        _disableTeilnehmerUpdate = true;
            InitializeComponent();

			AdditionalServiceBookings = new AdditionalServiceBookingListVM(new List<AdditionalServiceBookingDC>());

            MultiAddServGroupOfPeopleSelectionControl.EditGroupButtonClicked += multiAddServGroupOfPeopleSelectionControl_EditGroupButtonClicked;
            PopupContent.Visibility = Visibility.Hidden;
			_Oid2CustomerDict = new Dictionary<long, CompactCustomerDC>();
	        if (allCustomerList != null)
	        {
		        foreach (var cdc in allCustomerList)
		        {
			        _Oid2CustomerDict.Add(cdc.CustomerOid, cdc);
		        }
	        }

            ViewModel = pViewModel;
            ViewModel.ShowOnlyAdditionalServiceRecords = true;

            DownloadLinkEngine = new DownloadLinkEngine();
            LinkExcelExport.NavigateUri = DownloadLinkEngine.GenerateNewExcelLink();

            ComboboxServices.SelectionChanged += (s, e) =>
                {
                    // TODO: löst das OnSelectionChanged-Event der NullItemCombobox-Klasse aus, die wiederum dieses Event auslöst und es letztendlich zum Stack Overflow kommt
                    if(ComboboxServices.SelectedIndex == -1)
                    {
                        ComboboxServices.SelectedIndex = 0;
                    }
                };

            InitDayCheckBoxes();

            if (BeWoApp.LoggedOnUser.HasRight(UserRightType.AssessmentSheet_View))
            {
                _AssessmentSheet = new AssessmentSheetEntryView();
                PunktebogenRootGrid.Children.Clear();
                PunktebogenRootGrid.Children.Add(_AssessmentSheet);
                _AssessmentSheet.Visibility = Visibility.Collapsed;
            } 
            else
            {
                PunktebogenRootGrid.Visibility = Visibility.Collapsed;
            }

            MultiEmployeeControlAddServ.SelectedEmployees.CollectionChanged += multiEmployeeAddServ_CollectionChanged;

            ReloadAdditionalServiceRelatedObjects();

            Years = new int[10];
            for (var i = (Years.Length - 1); i > -1; i--)
                Years[i] = DateTime.Now.Year - i;

            MonatsCombobox.DataContext = this;
            JahresCombobox.DataContext = this;
            TeilnahmeGrid.DataContext = this;

            SelectedYear = Years[0];
            SelectedMonth = (Monat) DateTime.Now.Month;
            
            MonatsCombobox.SelectedIndex = 0;
            JahresCombobox.SelectedIndex = 0;

            SaveBtn.IsEnabled = false;

			//SupportConceptSelectionControl.SupportConceptList = new List<CompactSupportConceptDC>();

            //this.Dispatch(() => Cache.GetInstance().GetAllActiveSupportConceptsCompact(x => this.Dispatch(() => { SupportConceptSelectionControl.SupportConceptList = x; })));
			ServiceFacade.DoEmployeeServiceSync(e => MultiEmployeeControlAddServ.SelectedEmployees.Add(e.LoadCompactEmployee(BeWoApp.LoggedOnEmployee.EmployeeOid.Value)));

	        _SelectedEmployee = MultiEmployeeControlAddServ.SelectedEmployees.First();

			_disableTeilnehmerUpdate = false;
        }

        public event PropertyChangedEventHandler PropertyChanged;
        void multiEmployeeAddServ_CollectionChanged(object sender, EventArgs e)
        {
			AdditionalServiceBookings.NewVM.EmployeeOidList = MultiEmployeeControlAddServ.SelectedEmployees.Select(emp => emp.EmployeeOid).ToList();
			if (AdditionalServiceBookings.NewVM.EmployeeOidList.Count <= 0) 
                return;

			//_SelectedEmployee = AdditionalServiceBookings.NewVM.EmployeeOidList.First();
			//PopupeditEmployee.Text = _SelectedEmployee.ToString();
	        //_SelectedEmployee = null;
			//PopupeditEmployee.Text = AdditionalServiceBookings.NewVM.EmployeeOidList.First().ToString();
            
        }

        public override bool CanDelete
        {
            get { return false; }
        }

        public List<AdditionalServiceDC> AdditionalServices { get; set; }
        public List<AdditionalServiceRegionDC> AdditionalServiceRegions { get; set; }

        public AdditionalServiceBookingListVM AdditionalServiceBookings { get; set; }
        public int GridColumnCount { get; set; }

        public int[] Years { get; set; }
        private int _SelectedYear;
        public int SelectedYear 
        {
            get { return _SelectedYear; }
            set
            {
                _SelectedYear = value;

                if ((int) SelectedMonth == 0)
                    return;

				ShouldGridBeSaved();
                GridColumnCount = DateTime.DaysInMonth(value, (int)SelectedMonth);
                UpdateTeilnahmeGrid();
            }
        }

        private Monat _SelectedMonth;
        public Monat SelectedMonth
        {
            get { return _SelectedMonth; }
            set
            {
				ShouldGridBeSaved();

                _SelectedMonth = value;
				GridColumnCount = DateTime.DaysInMonth(SelectedYear, (int)value);
                UpdateTeilnahmeGrid();
            }
        }

        private List<Teilnehmer> _TeilnehmerListe;
        public List<Teilnehmer> TeilnehmerListe
        {
            get
            {
                if(_TeilnehmerListe!=null)
                    _TeilnehmerListe.Sort((x, y) => x.Customer.LastNameFirstName.CompareTo(y.Customer.LastNameFirstName));

                return _TeilnehmerListe ?? (_TeilnehmerListe = new List<Teilnehmer>());
            } 
            set
            {
                _TeilnehmerListe = value; 
                OnPropertyChanged("TeilnehmerListe");
            }
        }

        private List<AdditionalServiceBookingVM> _SelectedBookings;
        public List<AdditionalServiceBookingVM> SelectedBookings
        {
            get { return _SelectedBookings; }
            set
            {
                _SelectedBookings = value; 
                OnPropertyChanged("SelectedBookings");
            }
        }

        internal void UpdateTeilnahmeGrid()
        {
	        if (!_disableTeilnehmerUpdate)
	        {
		        ReloadAdditionalServiceBookings();


		        if (Angebotscombobox.SelectedItem == null)
			        return;

		        SelectedBookings =
			        AdditionalServiceBookings.VMList.Where(
				        asb =>
					        asb.AdditionalServiceRegion.AdditionalServiceRegionOid.Equals(
						        (Angebotscombobox.SelectedItem as AdditionalServiceRegionDC).AdditionalServiceRegionOid) &&
					        asb.Date.Year == SelectedYear &&
					        asb.Date.Month == (int) SelectedMonth).ToList();

		        TeilnehmerListe = new List<Teilnehmer>();

		        foreach (var booking in SelectedBookings)
		        {
			        foreach (var teilnehmer in booking.CustomerOidDict)
			        {
				        if (teilnehmer.Key == 547)
				        {
					        int test = 0;
				        }
				        var bookingRel = new Dictionary<long, BookingRelationDictionaryValue>();
				        var index = -1;
				        var anwesenheiten = new bool[GridColumnCount];

				        if (TeilnehmerListe.Any(t => t.Customer.CustomerOid.Equals(teilnehmer.Key)))
				        {
					        var x = TeilnehmerListe.Where(t => t.Customer.CustomerOid.Equals(teilnehmer.Key)).ToList();
					        anwesenheiten = x.First().TeilnahmenForUpdating;
				        }

				        anwesenheiten[booking.Date.Day - 1] = teilnehmer.Value;


				        foreach (var item in TeilnehmerListe.Where(item => item.Customer.CustomerOid.Equals(teilnehmer.Key)))
				        {
					        index = TeilnehmerListe.IndexOf(item);
					        foreach (var element in item.BookingRelation.Where(element => !bookingRel.ContainsKey(element.Key)))
						        bookingRel.Add(element.Key, element.Value);
				        }

				        if (!bookingRel.ContainsKey(booking.DataContract.AdditionalServiceBookingOid.Value))
					        bookingRel.Add(booking.DataContract.AdditionalServiceBookingOid.Value,
						        new BookingRelationDictionaryValue(booking.Date, booking.StartDate.Value, booking.EndDate.Value));

				        if (index >= 0)
					        TeilnehmerListe.RemoveAt(index);

				        CompactCustomerDC customer = null;
				        if (_Oid2CustomerDict.ContainsKey(teilnehmer.Key))
				        {
					        customer = _Oid2CustomerDict[teilnehmer.Key];
				        }
				        if (customer == null)
				        {
					        customer = new CompactCustomerDC {CustomerOid = 0, FirstName = "Gelöscht", AbsenceTimes = new List<AbsenceTimeDC>()};
				        }
                        //else if (customer.LastName == "Shakaev")
                        //{
                        //    int test = 0;
                        //}
                        
                        TeilnehmerListe.Add(new Teilnehmer(customer, anwesenheiten, bookingRel));

						var klienten = new Dictionary<long, bool>();
						foreach (var test2 in TeilnehmerListe)
						{
							if (!klienten.ContainsKey(test2.Customer.CustomerOid))
							{
								klienten.Add(test2.Customer.CustomerOid, true);
							}
							else
							{
								//Fehler
								int test = 0;
							}
						}
			        }
		        }

		        var monthInt = (int) SelectedMonth;
		        var daysInMonth = DateTime.DaysInMonth(SelectedYear, monthInt);
		        T28.Visible = daysInMonth >= 29;
		        T29.Visible = daysInMonth >= 30;
		        T30.Visible = daysInMonth == 31;

		        TeilnahmeGrid.ItemsSource = TeilnehmerListe;
		        TeilnahmeGrid.RefreshData();

		        foreach (var item in TeilnahmeGrid.Columns)
		        {
			        var swap = item.Header.ToString();
			        item.Header = "";
			        item.Header = swap;
		        }

		        UpdateAdditionalServiceReportUrl();
	        }
        }

        protected virtual void OnPropertyChanged(string propertyName = null)
        {
            var handler = PropertyChanged;
            if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
        }

        private void gridView1_DoubleClick(object sender, RoutedEventArgs e)
        {
            var selectedCustomer = ((sender as TableView).Grid.GetFocusedRow() as Teilnehmer).Customer;
            
            if(selectedCustomer != null)
                VMFactory.CreateCustomerVMAsync(selectedCustomer.CustomerOid, cb => this.Dispatch(
                        () => BeWoUtils.OpenModalViewWindow<CustomerVM, CustomerDC, AdditionalServiceView>(cb, this, () => this.Dispatch(
                        () => BeWoUtils.UpdateAllViews(selectedCustomer)))));
        }

        private void pg_ShownEditor(object sender, EditorEventArgs e)
        {
            if (!(e.Editor is CheckEdit)) 
                return;

            (e.Editor as CheckEdit).Tag = new CheckEditTag(e.Row as Teilnehmer, e.Column);
            (e.Editor as CheckEdit).Unchecked -= checked_changed;
            (e.Editor as CheckEdit).Unchecked += checked_changed;
            (e.Editor as CheckEdit).Checked -= checked_changed;
            (e.Editor as CheckEdit).Checked += checked_changed;
        }

		private void GridViewBase_OnHiddenEditor(object sender, EditorEventArgs e)
		{
			if (!(e.Editor is CheckEdit))
				return;

			(e.Editor as CheckEdit).Unchecked -= checked_changed;
			(e.Editor as CheckEdit).Checked -= checked_changed;
		}

        private readonly List<AdditionalServiceBookingDC> _BookingsToUpdate = new List<AdditionalServiceBookingDC>();
        private void checked_changed(object sender, RoutedEventArgs e)
        {
            var s = sender as CheckEdit;
            var tag = s.Tag as CheckEditTag;
            
            try
            {
	            var relationList =
		            tag.Teilnehmer.BookingRelation.Where(
			            b => b.Value.Datum.Equals(new DateTime(SelectedYear, (int) SelectedMonth, tag.GetHeaderAsDay())));

	            var keyList = relationList.Where(i => i.Key > 0 && i.Value.StartDate != DateTime.MinValue).Select(j => j.Key).ToList();

				//if (kvp.Key == 0 && kvp.Value.StartDate == DateTime.MinValue)
				//	return;
	            
                //key = kvp.Key;
	            if (relationList.Any())
	            {
		            var abList =
			            AdditionalServiceBookings.VMList.Where(asb => keyList.Contains(asb.DataContract.AdditionalServiceBookingOid.Value));

		            foreach (var ab in abList)
		            {
			            ab.CustomerOidDict[tag.Teilnehmer.Customer.CustomerOid] = s.IsChecked.Value;

			            if (!_BookingsToUpdate.Contains(ab.CommitToDataContract()))
				            _BookingsToUpdate.Add(ab.CommitToDataContract());

			            SaveBtn.IsEnabled = true;
		            }
	            }

            }
            catch (Exception) { return; }
        }

        private void SaveBookingChanges(object sender, RoutedEventArgs e)
        {
	       SaveGridChanges(true);
        }

	    private void SaveGridChanges(bool updateGrid)
	    {
		    Mouse.OverrideCursor = Cursors.Wait;
		    try
		    {
			    // do stuff

			    if (_BookingsToUpdate.Count == 0 && newShortAddAD.Any())
			    {
				    ServiceFacade.DoOperationsServiceSync(
					    o => o.InsertNewAdditionalServiceBookings(new List<AdditionalServiceBookingDC>(newShortAddAD)));

			    }
			    else if (_BookingsToUpdate.Any() && !newShortAddAD.Any())
			    {
				    ServiceFacade.DoOperationsServiceSync(o => o.UpdateAdditionalServiceBookings(_BookingsToUpdate));
			    }
			    else if (_BookingsToUpdate.Any() && newShortAddAD.Any())
			    {
				    ServiceFacade.DoOperationsServiceSync(o => o.UpdateAdditionalServiceBookings(_BookingsToUpdate));
				    ServiceFacade.DoOperationsServiceSync(
					    o => o.InsertNewAdditionalServiceBookings(new List<AdditionalServiceBookingDC>(newShortAddAD)));
			    }
			    if (updateGrid)
				    UpdateTeilnahmeGrid();
			    SaveBtn.IsEnabled = false;
		    }
		    finally
		    {
			    Mouse.OverrideCursor = null;
		    }
	    }

        public DownloadLinkEngine DownloadLinkEngine { get; set; }

        public override bool IsDirty
        {
            get { return ViewModel != null && ViewModel.AddedCount != 0; }
        }

        public override string Title
        {
            get { return "Ergänzende Dienste"; }
        }

        public bool WithoutClient
        {
            get { return ViewModel != null && ViewModel.WithoutClient; }

            set
            {
                if (ViewModel != null)
                    ViewModel.WithoutClient = value;
            }
        }

        internal override DependencyObject ValidationOnSaveRootElement
        {
            get { return SrListBox; }
        }

        private ServiceRecordListVM ViewModel
        {
            get { return _ViewModel; }

            set
            {
                _SelectedEmployee = BeWoApp.LoggedOnUser.Employee;
                PopupeditEmployee.Text = _SelectedEmployee.ToString();

                DataContext = value;

                _ViewModel = value;
                
                _ViewModel.ServiceRecordListChanged += ViewModel_ServiceRecordListChanged;

                if (!BeWoApp.LoggedOnUser.HasRight(UserRightType.ServiceRecordView_Create) && !BeWoApp.LoggedOnUser.HasRight(UserRightType.CreateAll))
                {
                    NewObjectInfoGrid.IsEnabled = false;
                    ButtonAdd.IsEnabled = false;
                }
            }
        }

        public void AnimateOpacity(double pOpacitiy, double pDuration)
        {
            var lAnimation = new DoubleAnimation
                {From = DetailContentGrid.Opacity, To = pOpacitiy, Duration = TimeSpan.FromMilliseconds(pDuration)};

            DetailContentGrid.BeginAnimation(OpacityProperty, lAnimation);
        }

        public override void Delete()
        {
            Delete(GetSelectedServiceRecordFromListBox());
        }

        public void Delete(ServiceRecordVM vm)
        {
            if (vm == null) return;
            var msg = vm.GroupOid != null ? "ACHTUNG, wenn Sie fortfahren, löschen Sie die gesamte Gruppenbuchung.\nWenn Sie nur einzelne " + Translator.Translate("Klienten") + " aus der Gruppe entfernen möchten,\neditieren Sie die Gruppe und entfernen den Klienten aus der Liste aller Hilfepläne.\nSind Sie sicher, dass Sie dem gesamten Gruppeneintrag löschen möchten?" : "Sind Sie sicher, dass Sie den gewählten Eintrag löschen möchten?";

            if (MessageBox.Show(msg, "Eintrag löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
            {
                if (vm.GroupOid != null)
                {
                    List<ServiceRecordVM> deletedVMs = ViewModel.VMList.Where(item => item.GroupOid != null && item.GroupOid.Value == vm.GroupOid.Value).ToList();

                    foreach (var deletedVM in deletedVMs)
                    {
                        ViewModel.VMList.Remove(deletedVM);
                    }
                }
                else
                {
                    ViewModel.VMList.Remove(vm);
                }

                var lDC = vm.CommitToDataContract();
                ServiceFacade.DoOperationsServiceAsync(s => s.DeleteServiceRecord(lDC.ServiceRecordOid.Value, lDC.ServiceRecordVersion.Value), RefreshGrid);
            }
        }

        public ServiceRecordVM GetSelectedServiceRecordFromListBox()
        {
            return (ServiceRecordVM)SrListBox.SelectedItem;
        }

        public void SetSelectedServiceRecordVM(ServiceRecordVM vm)
        {
            SrListBox.SelectedItem = vm;
        }

		//SRV2
		protected override void Save()
		{
			var lToDos = new List<Action<IOperationsService>>();

			if (ViewModel.AddedCount > 0)
			{
				lToDos.Add(
					s =>
					{
						var newItems = ViewModel.CommitAdded();
						try
						{
							List<long> oids = s.InsertNewServiceRecords(newItems);

							int idx = 0;
							foreach (ServiceRecordVM vm in ViewModel.VMList)
							{
								if (!vm.IsNew)
									continue;

								vm.IsNew = false;
								vm.DataContract.ServiceRecordVersion = 1;
								vm.DataContract.ServiceRecordOid = oids[idx++];
							}
						}
						catch (Exception)
						{
							var newVMs = ViewModel.VMList.Where(vm => vm.IsNew).ToList();

							foreach (var serviceRecordVm in newVMs)
								ViewModel.VMList.Remove(serviceRecordVm);

							this.Dispatch(() => ViewModel.RefreshServiceRecordsForSelectedTreeNode(false));

							throw;
						}
					});
			}

			ServiceFacade.DoMultipleOperationsServicesSync(lToDos);
			ReloadViewModel();
		}
		
        private void ReloadAdditionalServiceRelatedObjects()
        {
            AdditionalServices = ServiceFacade.DoOperationsServiceSync(f => f.GetAllAdditionalService());
            AdditionalServiceRegions = ServiceFacade.DoOperationsServiceSync(adsr => adsr.GetAllAdditionalServiceRegion());

            GroupBoxAdditionalService.DataContext = this;
        }

	    private void ReloadAdditionalServiceBookings()
	    {
			if (newShortAddAD != null)
				newShortAddAD.Clear();
			if (_BookingsToUpdate != null)
				_BookingsToUpdate.Clear();

			var start = new DateTime(SelectedYear, (int)SelectedMonth, 1);
		    var end = start.AddMonths(1);

			AdditionalServiceBookings.VMList.Clear();

		    long? regionOid = null;

		    if (AdditionalServiceBookings.NewVM.AdditionalServiceRegion != null)
		    {
		        regionOid = AdditionalServiceBookings.NewVM.AdditionalServiceRegion.AdditionalServiceRegionOid;
		    }

			foreach (var item in ServiceFacade.DoOperationsServiceSync(t => t.GetAllAdditionalServiceBookings(regionOid, start, end)))
			{
			    AdditionalServiceBookings.VMList.Add(new AdditionalServiceBookingVM(item));
			}

		    AdditionalServiceBookings.NewVM.AdditionalServiceRegion = (AdditionalServiceRegionDC)Angebotscombobox.SelectedItem;
	    }

        private void ClosePopupView()
        {
            SetPopupViewVisible(false);
            PopupContent.Child = null;
        }

        private void Edit(ServiceRecordVM vm)
        {
            if (vm != null && vm.EditAllowed)
            {
                BeWoView serviceRecordEditView;
                double height = 450;
                const double width = 800;
                if (vm.GroupOid != null)
                {
                    serviceRecordEditView = new ServiceRecordGroupEditView();
                }
                else
                {
                    serviceRecordEditView = new ServiceRecordEditView();
                }

                PopupContent.Child = serviceRecordEditView;
                PopupContent.Width = width;

                if (rootGrid.ActualHeight < height)
                    height = rootGrid.ActualHeight;

                PopupContent.Height = height;

                if (serviceRecordEditView.CommandBindings.Count == 0)
                {
                    serviceRecordEditView.CommandBindings.Add(
                        new CommandBinding(
                            ApplicationCommands.Close,
                            (s, e) =>
                            {
                                if (!serviceRecordEditView.DoSaveCheck()) 
                                    return;
                                ClosePopupView();
                                ViewModel.RefreshServiceRecordsForSelectedTreeNode(false);

                                SetSelectedServiceRecordVM(vm);
                            }));
                    serviceRecordEditView.CommandBindings.Add(
                        new CommandBinding(
                            ApplicationCommands.Save,
                            (s, e) =>
                            {
                                bool save;
                                if (serviceRecordEditView is ServiceRecordEditView)
                                {
                                    save = ((ServiceRecordEditView)serviceRecordEditView).IsValid() && ((ServiceRecordEditView)serviceRecordEditView).IsCustomerChangeAllowed();
                                }
                                else
                                    save = ((ServiceRecordGroupEditView)serviceRecordEditView).IsValid() && ((ServiceRecordGroupEditView)serviceRecordEditView).IsCustomerChangeAllowed();

                                if (save)
                                {
                                    serviceRecordEditView.SaveData();
                                    ClosePopupView();

                                    if (serviceRecordEditView is ServiceRecordEditView)
                                    {
                                        vm.Employee = _SelectedEmployee;

                                        ViewModel.RefreshServiceRecordsForSelectedTreeNode(false);
                                        SetSelectedServiceRecordVM(vm);
                                    }
                                }
                            }));
                }

                if (serviceRecordEditView is ServiceRecordEditView)
                {
                    ((ServiceRecordEditView) serviceRecordEditView).InitView(ViewModel, vm, WithoutClient);
                    serviceRecordEditView.ParentView = this;
                    SetPopupViewVisible(true);
                }
                else
                {
                    ServiceFacade.DoOperationsServiceAsync(
                        s => s.GetServiceRecordGroup(vm.GroupOid.Value),
                        r => this.Dispatch(
                            delegate
                                {
                                    ((ServiceRecordGroupEditView) serviceRecordEditView).InitView(ViewModel, vm, r);

                                    serviceRecordEditView.ParentView = this;
                                    SetPopupViewVisible(true);
                                }));
                }
            }
        }

        private void EmployeeSearchView_CustomerSelected(object sender, EventArgs<CompactEmployeeDC> e)
        {
            _SelectedEmployee = e.Data;
            PopupeditEmployee.Text = _SelectedEmployee.ToString();
            PopupEmployee.IsOpen = false;

            ViewModel.SelectedEmployee = _SelectedEmployee;

            if (WithoutClient)
            {
	            SelectedItemChanged(null);
            }
        }

        private static TChildItem FindVisualChild<TChildItem>(DependencyObject obj) where TChildItem : DependencyObject
        {
            for (var i = 0; i < VisualTreeHelper.GetChildrenCount(obj); i++)
            {
                var child = VisualTreeHelper.GetChild(obj, i);
                if (child != null && child is TChildItem)
                {
	                return (TChildItem) child;
                }

                var childOfChild = FindVisualChild<TChildItem>(child);
                if (childOfChild != null)
                {
	                return childOfChild;
                }
            }

            return null;
        }

        private void InitDayCheckBoxes()
        {
            foreach (var iDay in Utils.GetDayOfWeeks(DayOfWeek.Monday))
            {
                var lCb = new CheckBox
                    {
                        Content = DateTimeFormatInfo.CurrentInfo.GetAbbreviatedDayName(iDay),
                        Margin = new Thickness(3),
                        IsHitTestVisible = DateTime.Now.DayOfWeek != iDay,
                    };

                _DayBoxes[iDay] = lCb;
                WrapPanelDays.Visibility = Visibility.Collapsed;
                WrapPanelDays.Children.Add(lCb);

	            lCb.Checked += (s, e) => ViewModel.RecordingDays.Add(_DayBoxes.Single(entry => entry.Value == s).Key);
                lCb.Unchecked += (s, e) => ViewModel.RecordingDays.Remove(_DayBoxes.Single(entry => entry.Value == s).Key);

                lCb.IsChecked = DateTime.Now.DayOfWeek == iDay;
            }
			
            DependencyPropertyDescriptor.FromProperty(BaseEdit.EditValueProperty, typeof (DateEdit)).AddValueChanged(
                DatepickerNewDate,
                (s, e) => _DayBoxes.DoForEach(
                    iCheck =>
                        {
                            iCheck.Value.IsChecked = DatepickerNewDate.EditValue != null &&
                                                     iCheck.Key == DatepickerNewDate.DateTime.DayOfWeek;
                            iCheck.Value.IsHitTestVisible = !iCheck.Value.IsChecked.Value;
                            iCheck.Value.IsEnabled = iCheck.Value.IsHitTestVisible;
                        }));
        }

		private void GridViewBase_OnCellValueChanging(object sender, CellValueChangedEventArgs e)
		{
			// Das Datum ist der eindeutige Identifikator
			var tableView = (TableView)sender;
			var spalten = (List<Teilnehmer>) tableView.Grid.ItemsSource;
			var alleTeilnehmer = spalten.Select(s => s.Customer);

			var ausgewaehlterTeilnehmer = (Teilnehmer) e.Row;
			var ausgewaehlterTag = Convert.ToInt32(e.Column.Header.ToString().Split('.')[0]);
			var ausgewaehltesDatum = new DateTime(SelectedYear, (int)_SelectedMonth, ausgewaehlterTag);

			var existiert = ausgewaehlterTeilnehmer.BookingRelation.Any(br => br.Value.Datum.Equals(ausgewaehltesDatum));
			if (existiert) return;

			if (_SelectedBookings.Any(vm => vm.Date.Equals(ausgewaehltesDatum)))
			{
				var btu = _SelectedBookings.First(vm => vm.Date.Equals(ausgewaehltesDatum));
				if (btu.CustomerOidDict.ContainsKey(ausgewaehlterTeilnehmer.Customer.CustomerOid))
					btu.CustomerOidDict.Remove(ausgewaehlterTeilnehmer.Customer.CustomerOid);
				btu.CustomerOidDict.Add(ausgewaehlterTeilnehmer.Customer.CustomerOid, Convert.ToBoolean(e.Value));
				_BookingsToUpdate.Add(btu.CommitToDataContract());
				SaveBtn.IsEnabled = true;
				return;
			}

			if (newShortAddAD.Any(ad => ad.Date.Equals(ausgewaehltesDatum)))
			{
				newShortAddAD.First(ad => ad.Date.Equals(ausgewaehltesDatum)).CustomerOidDict[ausgewaehlterTeilnehmer.Customer.CustomerOid] = Convert.ToBoolean(e.Value);
				return;
			}

			var mitarbeiter = MultiEmployeeControlAddServ.SelectedEmployees.Select(emp => emp.EmployeeOid).ToList();
			var temp = alleTeilnehmer.ToList();


            //Dictionary<long, bool> klienten = new Dictionary<long, bool>();
            //foreach (var customer in alleTeilnehmer)
            //{
            //	if (!klienten.ContainsKey(customer.CustomerOid))
            //	{
            //		klienten.Add(customer.CustomerOid, customer.Equals(ausgewaehlterTeilnehmer.Customer) && Convert.ToBoolean(e.Value));
            //	}
            //	else
            //	{
            //		//Fehler
            //		//int test = 0;
            //	}
            //}
            var klienten = new Dictionary<long, bool>();
            foreach (var teilnehmer in alleTeilnehmer)
            {
                if (teilnehmer.CustomerOid == 0)
                {
                    int test = 0;
                }
                if (!klienten.ContainsKey(teilnehmer.CustomerOid))
                {
                    klienten.Add(teilnehmer.CustomerOid, teilnehmer.Equals(ausgewaehlterTeilnehmer.Customer) && Convert.ToBoolean(e.Value));
                }
                
            }
			//var klienten = alleTeilnehmer.ToDictionary(teilnehmer => teilnehmer.CustomerOid, teilnehmer => (teilnehmer.Equals(ausgewaehlterTeilnehmer.Customer) && Convert.ToBoolean(e.Value)));
			var bereich = (AdditionalServiceRegionDC) Angebotscombobox.SelectedItem;
			var neueBuchung = new AdditionalServiceBookingDC 
			{
				AdditionalServiceRegion = bereich, 
				CustomerOidDict = klienten, 
				EmployeeOidList = mitarbeiter,
				Date = ausgewaehltesDatum,
				StartDate = ausgewaehltesDatum,
				EndDate = ausgewaehltesDatum.AddHours(23).AddMinutes(59).AddSeconds(59)
			};

			if(neueBuchung.EndDate.HasValue && neueBuchung.StartDate.HasValue)
			{
				var roundedDuration = Convert.ToDecimal((neueBuchung.EndDate.Value - neueBuchung.StartDate.Value).GetTotalMinutes());
				neueBuchung.RoundedDuration = roundedDuration;
			}

			newShortAddAD.Add(neueBuchung);

			SaveBtn.IsEnabled = true;
		}

		private readonly List<AdditionalServiceBookingDC> newShortAddAD = new List<AdditionalServiceBookingDC>(); 

        private static bool IsPartOf(object p, Type type)
        {
            if (p != null)
            {
                var fe = p as FrameworkElement;
                if (fe != null)
                    return fe.GetType() == type || IsPartOf(fe.TemplatedParent, type);
            }

            return false;
        }

        private void RefreshGrid()
        {
            Dispatcher.BeginInvoke(
                DispatcherPriority.Normal,
                (Action)delegate
                    {
                        var selected = GetSelectedServiceRecordFromListBox();
                        ViewModel.RefreshServiceRecordsForSelectedTreeNode(false);
                        SetSelectedServiceRecordVM(selected);
                    });
        }

        private void ReloadViewModel()
        {
            ViewModel.PrototypeVM.Notice = string.Empty;
            if (ViewModel.PrototypeVM.GoalTree != null && ViewModel.PrototypeVM.GoalTree.Count > 0)
                foreach (var child in from item in ViewModel.PrototypeVM.GoalTree from child in item.Children where child.IsChecked select child)
                    child.IsChecked = false;
        }
        
        private void SelectedItemChanged(FlatSupportConceptTreeNodeDC selectedNode)
        {
            if (ViewModel != null)
            {
                UpdateAssessmentSheet(selectedNode);

                ViewModel.ChangeTreeItemSelection(selectedNode);
                SrListBox.SelectedIndex = -1;

                var sv = FindVisualChild<ScrollViewer>(SrListBox);
                if (sv != null)
                    sv.ScrollToTop();

                UpdateServiceRecordListReportUrl(selectedNode);
            }
        }

        private void SetPopupViewVisible(bool visible)
        {
            PopupContent.Visibility = visible ? Visibility.Visible : Visibility.Hidden;

            if (visible)
                AnimateOpacity(0.5, 200);
            else
                AnimateOpacity(1, 100);
        }

        private void TextBox_GotFocus(object sender, RoutedEventArgs e)
        {
            var vm = ((TextBox)sender).Tag as ServiceRecordVM;
            if (vm != null)
                SrListBox.SelectedItem = vm;
        }
        
        private void UpdateServiceRecordListReportUrl(FlatSupportConceptTreeNodeDC selectedNode)
        {
            long scOid = 0;
            long cOid = 0;
            long cb2scOid = 0;
            var eOid = BeWoApp.LoggedOnUser.Employee.EmployeeOid;

            if (selectedNode != null && selectedNode.SupportConceptTreeNodeDC != null)
            {
                if (selectedNode.SupportConceptTreeNodeDC.SupportConcept != null)
                {
                    scOid = selectedNode.SupportConceptTreeNodeDC.SupportConcept.SupportConceptOid;
                }

                if (selectedNode.SupportConceptTreeNodeDC.Customer != null)
                {
                    cOid = selectedNode.SupportConceptTreeNodeDC.Customer.CustomerOid;
                }

                if (selectedNode.SupportConceptTreeNodeDC.SupportConceptCostBearerRelDC != null)
                {
                    cb2scOid = selectedNode.SupportConceptTreeNodeDC.SupportConceptCostBearerRelDC.CostBearer2SupportConceptOid.Value;
                }
            }


            var url = BeWoApp.SiteOfOrigin + "/ReportView.aspx" + "?eOid=" + eOid + "&scOid=" + scOid + "&cOid=" + cOid + "&cb2scOid=" + cb2scOid + "&type=" + Utils.EnumName(ReportTypes.ServiceRecordList);
            
            url = BeWoWpfUtils.GetHTMLEncodedURL(url);

            LinkPdfExport.NavigateUri = new Uri(url);
        }

        private bool ValidateAdditionalServiceBookings()
        {
            const bool lValid = true;

            if (AdditionalServiceBookings.NewVM.CustomerOidDict.Count == 0)
            {
                MessageBox.Show("Bitte wählen Sie mindestens " + Translator.Translate("einen Klienten") + "aus, für " + Translator.Translate("den") + " dieses Angebot gebucht werden soll.", 
                                "Buchen nicht möglich", 
                                MessageBoxButton.OK, 
                                MessageBoxImage.Information);
                return false;
            }

            if (AdditionalServiceBookings.NewVM.EmployeeOidList.Count == 0)
            {
                MessageBox.Show(Translator.Translate("Bitte wählen Sie mindestens einen Mitarbeiter aus, für den dieses Angebot gebucht werden soll."), 
                                "Buchen nicht möglich", 
                                MessageBoxButton.OK, 
                                MessageBoxImage.Information);
                return false;
            }

            var customerOids = new List<long>();

            AdditionalServiceBookings.NewVM.CustomerOidDict.Keys.DoForEach(c => customerOids.Add(c));

            if (ServiceFacade.DoOperationsServiceSync(b =>
                b.OverlapsWithAnotherAdditionalServiceBooking(
                    AdditionalServiceBookings.NewVM.AdditionalServiceRegion.AdditionalServiceRegionOid.Value, customerOids,
                    AdditionalServiceBookings.NewVM.Date)))
            {
                if (MessageBox.Show(
                        "An dem ausgewählten Tag existiert bereits eine Buchung. Möchten Sie trotzdem buchen?",
                        "Buchen", MessageBoxButton.YesNo, MessageBoxImage.Information).Equals(MessageBoxResult.No))
                {
                    return false;
                }
            }

            return lValid;
        }

        private void ViewModel_ServiceRecordListChanged(object sender, EventArgs e)
        {
            var list = _ViewModel.ServiceRecordsForSelectedCustomer.OrderByDescending(srVM => srVM.StartDate).ToList();
            
            SrListBox.ItemsSource = list;

            if (_AssessmentSheet != null)
            {
	            _AssessmentSheet.ServiceRecords = list;
            }
        }

        private void btnDelete_Click(object sender, RoutedEventArgs e)
        {
            var vm = ((Button)sender).Tag as ServiceRecordVM;
            if (vm != null)
                SrListBox.SelectedItem = vm;

            Delete();
        }

        private void btnEdit_Click(object sender, RoutedEventArgs e)
        {
            var vm = ((Button)sender).Tag as ServiceRecordVM;

            if (vm != null)
                SrListBox.SelectedItem = vm;

            Edit(GetSelectedServiceRecordFromListBox());
        }

        private void button_ADadd_Click(object sender, RoutedEventArgs e)
        {
            if (AdditionalServiceBookings.NewVM == null ||
                AdditionalServiceBookings.NewVM.CustomerOidDict == null) 
                return;

			var mitarbeiter = MultiEmployeeControlAddServ.SelectedEmployees;
			var klienten = MultiAddServGroupOfPeopleSelectionControl.CurrentGroup.CustomerList;

            //ReloadAdditionalServiceRelatedObjects();

            if (!ValidateAdditionalServiceBookings())
                return;

            var lToDos = new List<Action<IOperationsService>>();

            AdditionalServiceBookings.AddNewVMToList();

            if (AdditionalServiceBookings.AddedCount > 0)
            {
                lToDos.Add(
                    s =>
                        {
                            var newItems = AdditionalServiceBookings.CommitAdded();
                            try
                            {
                                var oids = s.InsertNewAdditionalServiceBookings(newItems);

                                var idx = 0;
                                foreach (var vm in AdditionalServiceBookings.VMList.Where(vm => vm.IsNew))
                                {
                                    vm.IsNew = false;
                                    vm.DataContract.AdditionalServiceBookingVersion = 1;
                                    vm.DataContract.AdditionalServiceBookingOid = oids[idx++];
                                }
                            }
                            catch (Exception)
                            {
                                var newVMs = AdditionalServiceBookings.VMList.Where(vm => vm.IsNew).ToList();

                                foreach (var additionalServiceBookingVM in newVMs)
                                    AdditionalServiceBookings.VMList.Remove(additionalServiceBookingVM);

                                throw;
                            }
                        });
            }
            
            ServiceFacade.DoMultipleOperationsServicesAsync(lToDos, () =>
                {
                    //AdditionalServiceBookings.VMList.Clear();

                    //foreach (var item in ServiceFacade.DoOperationsServiceSync(t => t.GetAllAdditionalServiceBookings()))
                    //    AdditionalServiceBookings.VMList.Add(new AdditionalServiceBookingVM(item));

	                AdditionalServiceBookings.NewVM.EmployeeOidList =
		                MultiEmployeeControlAddServ.SelectedEmployees.Select(emp => emp.EmployeeOid).ToList();
                    this.Dispatch(
						delegate 
						{ 
							AdditionalServiceBookings.NewVM.CustomerOidDict = MultiAddServGroupOfPeopleSelectionControl.CurrentGroup.CustomerList.ToDictionary(customer => customer.CustomerOid, customer => true);
                            UpdateAngebotsCombobox();
							UpdateTeilnahmeGrid();
						});
                });
        }

        private void BereichsComboboxChange(object sender, RoutedEventArgs e)
        {
            Bereichscombobox.DataContext = this;

            if (Bereichscombobox.SelectedItem == null)
                Bereichscombobox.SelectedItem = AdditionalServices.ElementAt(0);

            UpdateAngebotsCombobox();
        }

        private void UpdateAngebotsCombobox()
        {
            var ASRDCs = AdditionalServiceRegions.Where( id => id.AdditionalServiceOid == ((AdditionalServiceDC) Bereichscombobox.SelectedItem).AdditionalServiceOid).ToList();

			var gleich = false;
	        var liste =  Angebotscombobox.ItemsSource as List<AdditionalServiceRegionDC>;

			if(Angebotscombobox.ItemsSource != null && (liste.Count == ASRDCs.Count))
				for (int i = 0; i < ASRDCs.Count; i++)
					gleich = liste[i].Equals(ASRDCs[i]);

			if (Angebotscombobox.ItemsSource == null || !gleich)
				Angebotscombobox.ItemsSource = ASRDCs;

            if (ASRDCs.Any() && Angebotscombobox.SelectedItem == null)
                Angebotscombobox.SelectedItem = AdditionalServiceRegions.Where(id => id.AdditionalServiceOid == ((AdditionalServiceDC) Bereichscombobox.SelectedItem).AdditionalServiceOid).ElementAt(0);

            if (Angebotscombobox.SelectedItem != null)
                AdditionalServiceBookings.NewVM.AdditionalServiceRegion = (AdditionalServiceRegionDC)Angebotscombobox.SelectedItem;
        }

        private void AngebotsComboboxChange(object sender, RoutedEventArgs e)
        {

	        //SelectionChangedEventArgs args = e as SelectionChangedEventArgs;
	        //var added = args.AddedItems;
	        //var removed = args.RemovedItems;

	        ShouldGridBeSaved();

            if (Angebotscombobox.SelectedItem == null)
                return;

            AdditionalServiceBookings.NewVM.AdditionalServiceRegion = (AdditionalServiceRegionDC)Angebotscombobox.SelectedItem;
            
			UpdateTeilnahmeGrid();
        }

		private bool ShouldGridBeSaved()
		{
			if (IsGridDirty())
			{
				//var ret = MessageBox.Show("Wollen Sie die Änderungen speichern?", "Änderungen speichern",
				//	MessageBoxButton.YesNo, MessageBoxImage.Question);

				//if (ret == MessageBoxResult.No)
				//	return false;

				SaveGridChanges(false);
				return true;
			}
			return false;
		}

		private bool IsGridDirty()
		{
			return _BookingsToUpdate.Count > 0 || newShortAddAD.Any();
		}

        private void button_add_Click(object sender, RoutedEventArgs e)
        {
			var lValid = ValidationTrigger.Validate(root);

			if (lValid)
			{
				lValid = SaveSingleBooking();

				ComboBoxTreeViewControl.ResetControl();
				ComboBoxTreeViewControl.TreeViewSourceList = ViewModel.PrototypeVM.GoalTree;
			}

			//var lValid = ValidationTrigger.Validate(root);
			//var records = new List<ServiceRecordDC>();

			//foreach (ServiceRecordVM iVM in ViewModel.CreateFromPrototype())
			//{
			//	if (iVM.Customer == null)
			//		break;

			//	iVM.Employee = _SelectedEmployee;
			//	records.Add(iVM.CommitToDataContract());
			//}

			//if (lValid)
			//	SaveSingleBooking();
			//else
			//	foreach (var iVM in ViewModel.CreateFromPrototype())
			//		MessageBox.Show("Der gewählte Zeitpunkt '" + iVM.DateAndTime.Value.ToShortDateString() + " " + iVM.DateAndTime.Value.ToShortTimeString() + "' überschneidet sich mit einem bereits existierenden Eintrag desselben Hilfeplans.\nSpeichern nicht möglich.", "Speichern nicht möglich", MessageBoxButton.OK, MessageBoxImage.Information);
        }
		
		private bool SaveSingleBooking()
		{
			var lValid = true;

			FlatSupportConceptTreeNodeDC selectedNode = null;
			if (ViewModel.CustomerNodes.Count > 0)
            {
                selectedNode = ViewModel.CustomerNodes[0];
            }

			if (!WithoutClient && selectedNode?.SupportConceptTreeNodeDC == null)
			{
				MessageBox.Show("Bitte wählen Sie zuerst einen Hilfeplan, für den Sie Leistungen dokumentieren möchten.", "Speichern", MessageBoxButton.OK, MessageBoxImage.Information);
				lValid = false;
			}

			if (lValid)
			{
				lValid = BeWoUtils.ValidateServiceRecordVM(ViewModel.PrototypeVM, ViewModel.StatisticsDC, selectedNode, false, ViewModel.SelectedEmployee, null, null);

				if (lValid)
				{
					var save = false;
					foreach (var iVM in ViewModel.CreateFromPrototype())
					{
						iVM.Employee = _SelectedEmployee;

						ViewModel.VMList.Add(iVM);
						save = true;
					}

					if (save)
					{
						Save();
						ViewModel.RefreshServiceRecordsForSelectedTreeNode(false);
					}
				}
			}

			return lValid;
		}

        private void linkExcelExport_RequestNavigate(object sender, RequestNavigateEventArgs e)
        {
            var list = SrListBox.ItemsSource as List<ServiceRecordVM>;
            var lHeaderCaptions = new List<string>();
            var lContent = new List<List<string>>();

            lHeaderCaptions.Add("Datum");
            lHeaderCaptions.Add(Translator.Translate("FLM"));
            lHeaderCaptions.Add(Translator.Translate("FLM gerundet"));
            lHeaderCaptions.Add(Translator.Translate("MitarbeiterSingular"));
            lHeaderCaptions.Add(Translator.Translate("Klient"));
            lHeaderCaptions.Add(Translator.Translate("Hilfeplan"));
            lHeaderCaptions.Add(Translator.Translate("Kostenträger"));
            lHeaderCaptions.Add("Kategorie");
            lHeaderCaptions.Add("Leistung");
            lHeaderCaptions.Add("Dokumentation");

            if (list != null)
            {
                lContent.AddRange(list.Select(vm => new List<string> {String.Format("{0:d}", vm.StartDate), vm.AssistanceDuration.ToString(), vm.RoundedDuration.ToString(), vm.Employee != null ? vm.Employee.ToString() : string.Empty, vm.Customer != null ? vm.Customer.ToString() : string.Empty, vm.SupportConcept != null ? vm.SupportConcept.ToString() : string.Empty, vm.CostBearer != null ? vm.CostBearer.ToString() : string.Empty, vm.Category != null ? vm.Category.ToString() : string.Empty, vm.ServiceDescription != null ? vm.ServiceDescription.ToString() : string.Empty, vm.Notice}));
            }

			var path = BeWoApp.GetAndCreateUserAppDataPath() + "\\Dokumentation.xls";
            var sf = new SaveFileDialog { FileName = Path.GetFileName(path), Filter = "Microsoft Excel 97-2003-Arbeitsblatt|*.xls|Alle Dateien|*.*" };
            if (sf.ShowDialog() != true)
                return;
            ServiceFacade.DoDownloadServiceSync(s => BeWoUtils.WriteExcelFile(s.PrepareExcelFile(DownloadLinkEngine.ExcelFileId, lHeaderCaptions, lContent), sf.FileName));
        }

        private void popupedit_employee_PopUpClick(object sender, RoutedEventArgs e)
        {
            PopupEmployee.IsOpen = true;
        }

        private void serviceRecordListBox_MouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            if (!IsPartOf(e.OriginalSource, typeof(ScrollBar)))
                Edit(GetSelectedServiceRecordFromListBox());
        }

        private void UpdateAssessmentSheet(FlatSupportConceptTreeNodeDC selectedNode)
        {
            if (_AssessmentSheet == null) 
                return;

                HideAssessmentSheet();
        }

        private DockLayoutManager dockLayoutManager;
        private Grid panel1;
        private Grid panel2;
        private Grid panel3;

        private void HideAssessmentSheet()
        {
            _AssessmentSheet.SetCustomer(null, null);
            _AssessmentSheet.Visibility = Visibility.Collapsed;

            if (dockLayoutManager != null)
                dockLayoutManager.Visibility = Visibility.Collapsed;


            if (FLSGrid.Children.Count != 0) 
                return;

            if (panel1 != null)
            {
                panel1.Children.Clear();
                panel2.Children.Clear();
                panel3.Children.Clear();
            }

            GroupBoxNeueLeistung.Content = GridNeueLeistung;
            FLSGrid.Children.Add(GroupBoxNeueLeistung);
            FLSGrid.Children.Add(ServiceRecordListContent);
            FLSGrid.Children.Add(TxtServiceListCount);
            FLSGrid.Children.Add(StackPanelInfoText);
            FLSGrid.Children.Add(PunktebogenRootGrid);
        }

        public override void ModalPopUpCloseInvoked()
        {
            MainControl.CloseCurrentPopUp();
        }

        public override void ModalPopUpSaveInvoked()
        {
        }

        void multiAddServGroupOfPeopleSelectionControl_EditGroupButtonClicked(object sender, EventArgs e)
        {
            OpenAddServGroupEditView();
        }

        private void OpenAddServGroupEditView()
        {
            VMFactory.CreateAdditinoalServiceGroupOfPeopleListVMAsync(
                    cb => this.Dispatch(delegate
                        {
                            _AdditionalServiceGroupOfPeoplePopUp = new AdditionalServiceGroupOfPeopleView(cb)
                                {
                                    MinWidth = 700,
                                    MaxWidth = 700,
                                    Height = 600
                                };

                            _AdditionalServiceGroupOfPeoplePopUp.GroupOfPeopleSavedOrUpdated += AdditionalServiceGroupOfPeoplePopUp_AdditionalServiceGroupOfPeopleSavedOrUpdated;
                            BeWoApp.MainControl.ShowControlAsModalPopup(_AdditionalServiceGroupOfPeoplePopUp);
                            _AdditionalServiceGroupOfPeoplePopUp.Focus();
                        })
                );
        }

        private void LinkPdfExport_OnRequestNavigate(object sender, RequestNavigateEventArgs e)
        {
            BeWoUtils.NavigateToReportUri(((Hyperlink)sender).NavigateUri.ToString(), "Druckvorschau");
        }

        private static void AdditionalServiceGroupOfPeoplePopUp_AdditionalServiceGroupOfPeopleSavedOrUpdated(object sender, EventArgs<AdditionalServiceGroupOfPeopleListVM> e)
        {
            BeWoApp.MainControl.CloseCurrentPopUp();
        }

        private void MultiAddServGroupOfPeopleSelectionControl_OnPropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            var groupSearchControl = (MultiAddServGroupOfPeopleSelectionControl) sender;
            AdditionalServiceBookings.NewVM.CustomerOidDict = groupSearchControl.CurrentGroup.CustomerList.ToDictionary(customer => customer.CustomerOid, customer => true);

            this.Dispatch(() => Cache.GetInstance().GetAllActiveSupportConceptsCompact(x => this.Dispatch(() => { SupportConceptSelectionControl.SupportConceptList = x; })));
        }

        private void UpdateAdditionalServiceReportUrl()
        {
            var url = BeWoApp.SiteOfOrigin + "/ReportView.aspx" + "?y=" + SelectedYear + "&m=" + SelectedMonth + "&asroid=" + (Angebotscombobox.SelectedItem as AdditionalServiceRegionDC).AdditionalServiceRegionOid + "&type=" + Utils.EnumName(ReportTypes.AdditionalServiceBookingReport);
            url = BeWoWpfUtils.GetHTMLEncodedURL(url);

            LinkPdfExport2.NavigateUri = new Uri(url);
        }

        private void FLSAnlegenBtn_OnClick(object sender, RoutedEventArgs e)
        {
            if (TeilnahmeGrid.Visibility == Visibility.Visible)
            {
                TeilnahmeGrid.Visibility = Visibility.Collapsed;
                MonatsLabel.Visibility = Visibility.Collapsed;
                MonatsCombobox.Visibility = Visibility.Collapsed;
                JahresLabel.Visibility = Visibility.Collapsed;
                JahresCombobox.Visibility = Visibility.Collapsed;
                SaveBtn.Visibility = Visibility.Collapsed;
                TextblockLinkPdfexport2.Visibility = Visibility.Collapsed;

                FLSInfoGrid.Visibility = Visibility.Visible;
				button_ADadd.Visibility = Visibility.Hidden;
            }
            else
            {
                TeilnahmeGrid.Visibility = Visibility.Visible;
                MonatsLabel.Visibility = Visibility.Visible;
                MonatsCombobox.Visibility = Visibility.Visible;
                JahresLabel.Visibility = Visibility.Visible;
                JahresCombobox.Visibility = Visibility.Visible;
                SaveBtn.Visibility = Visibility.Visible;
                TextblockLinkPdfexport2.Visibility = Visibility.Visible;
				button_ADadd.Visibility = Visibility.Visible;

                FLSInfoGrid.Visibility = Visibility.Collapsed;

                if (AdditionalServiceBookings.NewVM.EmployeeOidList.Count > 0)
                {
                    //_SelectedEmployee = AdditionalServiceBookings.NewVM.EmployeeOidList.First();
                   // PopupeditEmployee.Text = _SelectedEmployee.ToString();
					//_SelectedEmployee = null;
					//PopupeditEmployee.Text = AdditionalServiceBookings.NewVM.EmployeeOidList.First().ToString();
                }
            }

            FLSGrid.Visibility = FLSGrid.Visibility == Visibility.Collapsed ? Visibility.Visible : Visibility.Collapsed;
        }

        private void supportConceptSelectionControl_ItemSelected(object sender, EventArgs<FlatSupportConceptTreeNodeDC> e)
        {
            ViewModel.ChangeTreeItemSelection(e.Data);
            ViewModel.RefreshServiceRecordsForSelectedTreeNode(true);
            UpdateServiceRecordListReportUrl(e.Data);

            ComboBoxTreeViewControl.ResetControl();

            foreach (var item in ViewModel.PrototypeVM.GoalTree)
                item.IsChecked = false;

            ComboBoxTreeViewControl.TreeViewSourceList = ViewModel.PrototypeVM.GoalTree;
        }

        private void LinkPdfExport2_OnRequestNavigate(object sender, RequestNavigateEventArgs e)
        {
            BeWoUtils.NavigateToReportUri(((Hyperlink)sender).NavigateUri.ToString(), "Druckvorschau");
        }
    }

    public class Teilnehmer
    {
        public CompactCustomerDC Customer { get; set; }

        #region Anwesenheiten
        private bool _t0; public bool t0 { get { return _t0; } set { _t0 = value; TeilnahmenForUpdating[0] = value; } }
        private bool _t1; public bool t1 { get { return _t1; } set { _t1 = value; TeilnahmenForUpdating[1] = value; } }
        private bool _t2; public bool t2 { get { return _t2; } set { _t2 = value; TeilnahmenForUpdating[2] = value; } }
        private bool _t3; public bool t3 { get { return _t3; } set { _t3 = value; TeilnahmenForUpdating[3] = value; } }
        private bool _t4; public bool t4 { get { return _t4; } set { _t4 = value; TeilnahmenForUpdating[4] = value; } }
        private bool _t5; public bool t5 { get { return _t5; } set { _t5 = value; TeilnahmenForUpdating[5] = value; } }
        private bool _t6; public bool t6 { get { return _t6; } set { _t6 = value; TeilnahmenForUpdating[6] = value; } }
        private bool _t7; public bool t7 { get { return _t7; } set { _t7 = value; TeilnahmenForUpdating[7] = value; } }
        private bool _t8; public bool t8 { get { return _t8; } set { _t8 = value; TeilnahmenForUpdating[8] = value; } }
        private bool _t9; public bool t9 { get { return _t9; } set { _t9 = value; TeilnahmenForUpdating[9] = value; } }

        private bool _t10; public bool t10 { get { return _t10; } set { _t10 = value; TeilnahmenForUpdating[10] = value; } }
        private bool _t11; public bool t11 { get { return _t11; } set { _t11 = value; TeilnahmenForUpdating[11] = value; } }
        private bool _t12; public bool t12 { get { return _t12; } set { _t12 = value; TeilnahmenForUpdating[12] = value; } }
        private bool _t13; public bool t13 { get { return _t13; } set { _t13 = value; TeilnahmenForUpdating[13] = value; } }
        private bool _t14; public bool t14 { get { return _t14; } set { _t14 = value; TeilnahmenForUpdating[14] = value; } }
        private bool _t15; public bool t15 { get { return _t15; } set { _t15 = value; TeilnahmenForUpdating[15] = value; } }
        private bool _t16; public bool t16 { get { return _t16; } set { _t16 = value; TeilnahmenForUpdating[16] = value; } }
        private bool _t17; public bool t17 { get { return _t17; } set { _t17 = value; TeilnahmenForUpdating[17] = value; } }
        private bool _t18; public bool t18 { get { return _t18; } set { _t18 = value; TeilnahmenForUpdating[18] = value; } }
        private bool _t19; public bool t19 { get { return _t19; } set { _t19 = value; TeilnahmenForUpdating[19] = value; } }

        private bool _t20; public bool t20 { get { return _t20; } set { _t20 = value; TeilnahmenForUpdating[20] = value; } }
        private bool _t21; public bool t21 { get { return _t21; } set { _t21 = value; TeilnahmenForUpdating[21] = value; } }
        private bool _t22; public bool t22 { get { return _t22; } set { _t22 = value; TeilnahmenForUpdating[22] = value; } }
        private bool _t23; public bool t23 { get { return _t23; } set { _t23 = value; TeilnahmenForUpdating[23] = value; } }
        private bool _t24; public bool t24 { get { return _t24; } set { _t24 = value; TeilnahmenForUpdating[24] = value; } }
        private bool _t25; public bool t25 { get { return _t25; } set { _t25 = value; TeilnahmenForUpdating[25] = value; } }
        private bool _t26; public bool t26 { get { return _t26; } set { _t26 = value; TeilnahmenForUpdating[26] = value; } }
        private bool _t27; public bool t27 { get { return _t27; } set { _t27 = value; TeilnahmenForUpdating[27] = value; } }
        private bool _t28; public bool t28 { get { return _t28; } set { _t28 = value; TeilnahmenForUpdating[28] = value; } }
        private bool _t29; public bool t29 { get { return _t29; } set { _t29 = value; TeilnahmenForUpdating[29] = value; } }

        private bool _t30; public bool t30 { get { return _t30; } set { _t30 = value; TeilnahmenForUpdating[30] = value; } }
        #endregion

        public Dictionary<long, BookingRelationDictionaryValue> BookingRelation { get; set; }
        public bool[] TeilnahmenForUpdating { get; set; }

        public bool ContainsOneRelationOnly { get; set; }

        public Teilnehmer(CompactCustomerDC customer, IList<bool> teilnahmen, Dictionary<long, BookingRelationDictionaryValue> bookingRelation, bool containsOneRelationOnly = false)
        {
            Customer = customer;

            ContainsOneRelationOnly = containsOneRelationOnly;

            if (BookingRelation == null)
                BookingRelation = new Dictionary<long, BookingRelationDictionaryValue>();

            BookingRelation = BookingRelation.Union(bookingRelation).ToDictionary(k => k.Key, v => v.Value);
            TeilnahmenForUpdating = teilnahmen.ToArray();

            t0 = teilnahmen[0];
            t1 = teilnahmen[1];
            t2 = teilnahmen[2];
            t3 = teilnahmen[3];
            t4 = teilnahmen[4];
            t5 = teilnahmen[5];
            t6 = teilnahmen[6];
            t7 = teilnahmen[7];
            t8 = teilnahmen[8];
            t9 = teilnahmen[9];
            t10 = teilnahmen[10];
            t11 = teilnahmen[11];
            t12 = teilnahmen[12];
            t13 = teilnahmen[13];
            t14 = teilnahmen[14];
            t15 = teilnahmen[15];
            t16 = teilnahmen[16];
            t17 = teilnahmen[17];
            t18 = teilnahmen[18];
            t19 = teilnahmen[19];
            t20 = teilnahmen[20];
            t21 = teilnahmen[21];
            t22 = teilnahmen[22];
            t23 = teilnahmen[23];
            t24 = teilnahmen[24];
            t25 = teilnahmen[25];
            t26 = teilnahmen[26];
            t27 = teilnahmen[27];

            if (teilnahmen.Count >= 29)
                t28 = teilnahmen[28];
            if (teilnahmen.Count >= 30)
                t29 = teilnahmen[29];
            if (teilnahmen.Count == 31)
                t30 = teilnahmen[30];
        }
    }

    public struct BookingRelationDictionaryValue
    {
        public DateTime Datum, StartDate, EndDate;

        public BookingRelationDictionaryValue(DateTime d, DateTime s, DateTime e)
        {
            Datum = d;
            StartDate = s;
            EndDate = e;
        }
    }

    public class CheckEditTag
    {
        public Teilnehmer Teilnehmer { get; set; }
        public GridColumn Column { get; set; }

        public CheckEditTag(Teilnehmer teilnehmer, GridColumn column)
        {
            Teilnehmer = teilnehmer;
            Column = column;
        }

        public int GetHeaderAsDay()
        {
            if (Column.Header.ToString().Equals(string.Empty))
            {
	            return 0;
            }

            var tag = int.Parse(Column.Header.ToString().Split('.')[0], NumberStyles.Integer);

            return tag;
        }
    }
}