using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

using BeWo.Core.Service;
using BeWo.View.Navigation.Filter;

using BS.Shared;
using BS.Shared.DataContracts.Compact;
using BS.Shared.Translation;

namespace BeWo.View.Search
{
    public class SupportConceptSearchView : GenericSearchView<CompactSupportConceptDC>
    {
        public static readonly DependencyProperty CostBearerFilterProperty = DependencyProperty.Register(
            "CostBearerFilter", typeof (CompactOrganisationDC), typeof (SupportConceptSearchView), new UIPropertyMetadata(null, (s, e) => ((SupportConceptSearchView) s).UpdateFilteredList()));

        private CheckBox mChkBoxShowExpiredSupportConcepts;

        private ComboBox supportConceptFilterComboBox;

        private List<CompactSupportConceptDC> mHiddenSupportConcepts;

        private bool mIgnoreFilterChange;

        private bool mShowFilterPanel;

        public SupportConceptSearchView()
        {
            if (!DesignerProperties.GetIsInDesignMode(this))
            {
                ThemeColor = FindResource("SupportConceptContentBrush") as Brush;
                ListItemStyle = FindResource("SupportConceptSearchStyle") as Style;
            }
        }

        public CompactOrganisationDC CostBearerFilter
        {
            get { return (CompactOrganisationDC) GetValue(CostBearerFilterProperty); }

            set { SetValue(CostBearerFilterProperty, value); }
        }

        public List<CompactSupportConceptDC> HiddenSupportConcepts
        {
            get { return mHiddenSupportConcepts; }

            set
            {
                mHiddenSupportConcepts = value;
                UpdateFilteredList();
            }
        }

        public List<CompactSupportConceptDC> SupportConcepts
        {
            get { return _ObjectList; }
            set { base.UpdateObjectList(value); }
        }

        public bool ShowFilterPanel
        {
            get { return mShowFilterPanel; }

            set
            {
                mShowFilterPanel = value;
                if (value)
                {
                    CreateFilterPanel();
                }
            }
        }

        public event EventHandler ControlInitialized;

        protected override void UpdateObjectList(List<CompactSupportConceptDC> list)
        {
            base.UpdateObjectList(list);
            if (ControlInitialized != null)
                ControlInitialized(this, new EventArgs());
        }

        protected void CreateFilterPanel()
        {
            if (BeWoApp.LoggedOnUser != null && supportConceptFilterComboBox == null)
            {
                mIgnoreFilterChange = true;
                var sp = new StackPanel {Margin = new Thickness(3, 3, 3, 3), Orientation = Orientation.Horizontal};

                //mChkBoxShowOnlyMyClients = new CheckBox {Content = "Nur eigene Klienten anzeigen"};
                //mChkBoxShowOnlyMyClients.Checked += FilterCheckBoxChanged;
                //mChkBoxShowOnlyMyClients.Unchecked += FilterCheckBoxChanged;
                //mChkBoxShowOnlyMyClients.FontSize = 12;
                //mChkBoxShowOnlyMyClients.VerticalAlignment = VerticalAlignment.Center;
                var b = FindResource("MainGroupBoxForegroundBrush") as Brush;
                //if (b != null)
                //{
                //    mChkBoxShowOnlyMyClients.Foreground = b;
                //}

                //sp.Children.Add(mChkBoxShowOnlyMyClients);
                supportConceptFilterComboBox = new ComboBox();
                supportConceptFilterComboBox.FontSize = 12;
                supportConceptFilterComboBox.Margin = new Thickness(10, 0, 0, 0);
                supportConceptFilterComboBox.MinWidth = 100;
                supportConceptFilterComboBox.Style = FindResource("SortComboBox") as Style;


                if (BeWoApp.LoggedOnUser.HasRight(UserRightType.SupportConcept_ViewAllSupportConcepts) ||
                    BeWoApp.LoggedOnUser.HasRight(UserRightType.ViewAll))
                {
                    supportConceptFilterComboBox.Items.Add(new CustomerFilterItem(CustomerFilterEnum.All));
                }
                if (BeWoApp.LoggedOnUser.HasRight(UserRightType.SupportConcept_ViewMyTeams))
                {
                    supportConceptFilterComboBox.Items.Add(new CustomerFilterItem(CustomerFilterEnum.TeamCustomer));
                }
                supportConceptFilterComboBox.Items.Add(new CustomerFilterItem(CustomerFilterEnum.MyCustomer));

                CustomerFilterItem selectedItem = null;
                switch (BeWoApp.AppSettings.CustomerFilterSupportConcepts)
                {
                    case CustomerFilterEnum.All:
                        if (BeWoApp.LoggedOnUser.HasRight(UserRightType.SupportConcept_ViewAllSupportConcepts) || BeWoApp.LoggedOnUser.HasRight(UserRightType.ViewAll))
                        {
                            selectedItem = new CustomerFilterItem(CustomerFilterEnum.All);
                        }
                        break;
                    case CustomerFilterEnum.TeamCustomer:
                        if (BeWoApp.LoggedOnUser.HasRight(UserRightType.SupportConcept_ViewAllSupportConcepts) ||
                            BeWoApp.LoggedOnUser.HasRight(UserRightType.ViewAll) ||
                            BeWoApp.LoggedOnUser.HasRight(UserRightType.SupportConcept_ViewMyTeams))
                        {

                            selectedItem = new CustomerFilterItem(CustomerFilterEnum.TeamCustomer);
                        }
                        break;
                }
                if (selectedItem == null)
                {
                    selectedItem = new CustomerFilterItem(CustomerFilterEnum.MyCustomer);
                }
                supportConceptFilterComboBox.SelectedItem = selectedItem;
                supportConceptFilterComboBox.SelectionChanged += SupportConceptFilterComboBoxOnSelectionChanged;

                sp.Children.Add(supportConceptFilterComboBox);

                




                mChkBoxShowExpiredSupportConcepts = new CheckBox {Content = Translator.Translate("Abgelaufene Hilfepläne anzeigen"), Margin = new Thickness(5, 0, 0, 0)};
                mChkBoxShowExpiredSupportConcepts.Checked += FilterCheckBoxChanged;
                mChkBoxShowExpiredSupportConcepts.Unchecked += FilterCheckBoxChanged;
                mChkBoxShowExpiredSupportConcepts.FontSize = 12;
                mChkBoxShowExpiredSupportConcepts.VerticalAlignment = VerticalAlignment.Center;

                if (b != null)
                {
                    mChkBoxShowExpiredSupportConcepts.Foreground = b;
                }

                //if (!BeWoApp.LoggedOnUser.HasRight(UserRightType.CustomerView_View) && !BeWoApp.LoggedOnUser.HasRight(UserRightType.ViewAll))
                //{
                //    mChkBoxShowOnlyMyClients.IsChecked = true;
                //    mChkBoxShowOnlyMyClients.IsEnabled = false;
                //}
                //else
                //{
                //    mChkBoxShowOnlyMyClients.IsChecked = !BeWoApp.AppSettings.ShowAllClients;
                //}

                mChkBoxShowExpiredSupportConcepts.IsChecked = BeWoApp.AppSettings.ShowExpiredSupportConcepts;

                sp.Children.Add(mChkBoxShowExpiredSupportConcepts);

                AddCustomContentHeaderElement(sp);
                mIgnoreFilterChange = false;
            }
        }

        protected override void GetAll(Action<List<CompactSupportConceptDC>> pCallBack)
        {
            if (SearchMode == SearchMode.ActiveApprovedLVRSupportConcepts)
            {
                Cache.GetInstance().GetAllActiveAndApprovedSupportConceptCostbearer(pCallBack);
            }
            else if (SearchMode == SearchMode.ActiveCostbearer2SupportConcepts)
            {
                Cache.GetInstance().GetActiveSupportConceptCostbearer(pCallBack);
            }
            else
            {
                Cache.GetInstance().GetAllActiveSupportConceptsCompact(pCallBack);
            }
        }

        protected override bool ShowDCInList(object dc)
        {
            bool show = true;

            var scDC = dc as CompactSupportConceptDC;

            if (scDC != null)
            {
                if (CostBearerFilter != null && !scDC.CostBearerList.Exists(i => i.CostBearerOid.Equals(CostBearerFilter.CostBearerOid)))
                {
                    return false;
                }

                if (ShowFilterPanel)
                {
                    if (!mChkBoxShowExpiredSupportConcepts.IsChecked.Value)
                    {
                        DateTime? endDate = scDC.EndDate;
                        if (endDate != null)
                        {
                            show = endDate >= DateTime.Now.Date;
                        }
                    }

                    if (show && this.supportConceptFilterComboBox.SelectedItem != null)
                    {
                        var item = ((CustomerFilterItem) this.supportConceptFilterComboBox.SelectedItem).CustomerFilter;

                        switch (item)
                        {
                            case CustomerFilterEnum.MyCustomer:
                                show = scDC.IsRelatedToEmployee;
                                break;
                            case CustomerFilterEnum.TeamCustomer:
                                show = scDC.Customer.IsRelatedToTeam;
                                break;
                        }
                        
                    }
                }

                if (show && HiddenSupportConcepts != null)
                {
                    foreach (CompactSupportConceptDC item in HiddenSupportConcepts)
                    {
                        if(item.Customer.Equals(scDC.Customer))
                        {
                            return false;
                        }
                    }
                }
            }

            return show;
        }

        private void SupportConceptFilterComboBoxOnSelectionChanged(object o, SelectionChangedEventArgs selectionChangedEventArgs)
        {
            FilterChanged();
        }

        private void FilterCheckBoxChanged(object sender, RoutedEventArgs e)
        {
            FilterChanged();
        }

        private void FilterChanged()
        {
            if (!mIgnoreFilterChange)
            {
                if (this.supportConceptFilterComboBox.SelectedItem != null)
                {
                    BeWoApp.AppSettings.CustomerFilterSupportConcepts =
                        ((CustomerFilterItem)this.supportConceptFilterComboBox.SelectedItem).CustomerFilter;
                }
                else
                {
                    BeWoApp.AppSettings.CustomerFilterSupportConcepts = CustomerFilterEnum.MyCustomer;
                }
                BeWoApp.AppSettings.ShowExpiredSupportConcepts = mChkBoxShowExpiredSupportConcepts.IsChecked.Value;
                BeWoApp.SaveAppSettings();
                UpdateFilteredList();
            }
        }
    }
}