BeWoPlaner/BeWo/View/Detail/VorlageEditView.xaml.cs

using System;
using System.Collections.Generic;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;

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

using BS.Shared;
using BS.Shared.Extensions;
using BS.Shared.Core;
using BS.Shared.DataContracts;
using BS.Shared.DataContracts.ClientPartials;
using BS.Shared.DataContracts.Compact;
using BS.Shared.Services;
using BS.Shared.Translation;
using DevExpress.Xpf.RichEdit;
using SupportConceptService = BeWo.Core.Service.SupportConceptService;
using DevExpress.XtraRichEdit.API.Native;
using System.Drawing;
using DevExpress.Office.Utils;
using System.Windows.Media.Imaging;

namespace BeWo.View.Detail
{
    public partial class VorlageEditView
    {
        List<PlatzhalterVM> Templates = new List<PlatzhalterVM>();
        Dictionary<string, BitmapImage> ImageTypeToImage = new Dictionary<string, BitmapImage>(); 

        private DokumentvorlageVM _ViewModel;

        public DokumentvorlageDC Vorlage;
        public event Action ButtonSavedClicked;
        public event Action ButtonCancelClicked;
        public DokumentvorlageVM ViewModel { get; set; }

        public VorlageEditView()
        {
            InitializeComponent();
        }

        public override bool IsDirty
        {
            get
            {

                //if (ViewModel.SelectedVMForEditing != null && _SelectedEmployee != null &&
                //    !_SelectedEmployee.Equals(ViewModel.SelectedVMForEditing.Employee))
                //    return true;

                return _ViewModel != null && _ViewModel.IsDirty;
            }
        }

        public void InitView(DokumentvorlageVM pVM, long? tabelle)
        {
            InitializeComponent();

            ViewModel = pVM;
            _ViewModel = pVM;
            DataContext = pVM;

            if(pVM.Name != null)
            {
                TextEdit_Vorlagenname.EditValue = pVM.Name;
                TextEdit_Vorlagenname.DataContext = pVM.Name;
                TextEdit_Vorlagenname.Text = pVM.Name;
            }
            if (pVM.Beschreibung != null)
            {
                TextEdit_Beschreibung.EditValue = pVM.Beschreibung;
                TextEdit_Beschreibung.DataContext = pVM.Beschreibung;
                TextEdit_Beschreibung.Text = pVM.Beschreibung;
            }
            if (pVM.Text != null)
            {
                EditorControl.RtfText = pVM.RTFText;
            }

            
            switch(tabelle)
            {
                case 1: Templates = TemplatesForSupportConcepts();break;
                case 2: Templates = TemplatesForCustomers();break;
                case 3: Templates = TemplatesForEmployee();break;
            }

            //LoadImagesForNodes(Templates);

            TreeListControlTemplates.ItemsSource = Templates;

            Focus();
        }

        private void LoadImagesForNodes(List<PlatzhalterVM> templates)
        {
            // Icons in ImageTypeToImage laden
            foreach (var item in templates)
            {
                if (item.Children != null)
                    LoadImagesForNodes(item.Children);

                if (item.IconType != null)
                    item.Icon = LoadImage(item.IconType);

            }
        }
        private BitmapImage LoadImage(string imageName)
        {
            return new BitmapImage(new Uri("/Ressources/Icons/" + imageName + ".png", UriKind.Relative));
        }

        private PlatzhalterVM ConvertDataContractToViewModel(PlatzhalterDC dc)
        {
            var vm = new PlatzhalterVM()
            {
                Bezeichnung = dc.Bezeichnung,
                Children = new List<PlatzhalterVM>(),
                FieldName = dc.FieldName,
                Icon = LoadImage(dc.IconType),
                IconType = dc.IconType,
                Platzhalter = dc.Platzhalter
            };

            if (dc.Children != null && dc.Children.Count > 0)
            {
                foreach (var item in dc.Children)
                    vm.Children.Add(ConvertDataContractToViewModel(item));
            }

            return vm;
        }
        private List<PlatzhalterVM> ConvertListOfDataContractsToViewModels(List<PlatzhalterDC> dcs)
        {
            List<PlatzhalterVM> vms = new List<PlatzhalterVM>();
            foreach (var dc in dcs)
                vms.Add(ConvertDataContractToViewModel(dc));

            return vms;
        }

        //private List<PlatzhalterDC> LoadTemplates(long? tabelle)
        //{
        //    List<PlatzhalterDC> templates = new List<PlatzhalterDC>();

        //    List<PlatzhalterDC> platzhalterDCs = new List<PlatzhalterDC>();

        //    switch (tabelle)
        //    {
        //        case 1: platzhalterDCs = ServiceFacade.DoOperationsServiceSync(s => s.GetPlatzhalterForSupportConcept()); break;
        //        case 2: platzhalterDCs = TemplatesForCustomers(); break;
        //        case 3: platzhalterDCs = TemplatesForEmployee(); break;
        //    }

        //    return templates;
        //}

        private List<PlatzhalterVM> TemplatesForSupportConcepts()
        {
            return ConvertListOfDataContractsToViewModels(ServiceFacade.DoOperationsServiceSync(s => s.GetPlatzhalterForSupportConcept()));
            
        }
        private List<PlatzhalterVM> TemplatesForCustomers()
        {
            return ConvertListOfDataContractsToViewModels(ServiceFacade.DoOperationsServiceSync(s => s.GetPlatzhalterForCustomer()));
        }
        private List<PlatzhalterVM> TemplatesForEmployee()
        {
            return ConvertListOfDataContractsToViewModels(ServiceFacade.DoOperationsServiceSync(s => s.GetPlatzhalterForEmployee()));
        }
        
        /*
        private void combobox_templates_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (combobox_templates.SelectedItem == null)
                return;
            var selected = combobox_templates.SelectedItem as PlatzhalterDC;

            if(selected.ToString().StartsWith("-") && selected.ToString().EndsWith("-"))
            {
                MessageBox.Show("Bindestriche kennzeichnen eine Vorlagenkategorie. Wählen Sie eine Vorlage ohne Bindestriche.", "BeWoPlaner", MessageBoxButton.OK, MessageBoxImage.Information);
                return;
            }
            EditorControl.Document.InsertText(EditorControl.Document.CaretPosition, "[" + selected.Platzhalter + "]");
            

            
            
            //EditorControl.Text += "[" + selected.Platzhalter + "]";
            //EditorControl.RtfText += "[" + selected.Platzhalter + "]";

            combobox_templates.SelectedItem = null;
        }
        */
        private void btnSave_Click(object sender, RoutedEventArgs e)
        {
            if(TextEdit_Vorlagenname.Text.Equals(""))
            {
                MessageBox.Show("Bitte geben sie einen Namen für die Vorlage ein.", "BeWoPlaner", MessageBoxButton.OK, MessageBoxImage.Information);
                return;
            }

            ButtonSavedClicked?.Invoke();
        }

        private void btnClose_Click(object sender, RoutedEventArgs e)
        {
            bool close = true;
            if (ViewModel.IsDirty)
            {
                if (MessageBox.Show(
                        Translator.Translate("Möchten Sie wirklich abbrechen und die Änderungen verwerfen?"),
                        "BeWoPlaner", MessageBoxButton.OKCancel, MessageBoxImage.Question) == MessageBoxResult.Cancel)
                {
                    close = false;
                }
            }

            if (close)
            {
                ButtonCancelClicked?.Invoke();
            }
        }
        private void TextEdit_Vorlagenname_EditValueChanged(object sender, DevExpress.Xpf.Editors.EditValueChangedEventArgs e)
        {
            if (TextEdit_Vorlagenname.EditValue != null)
                ViewModel.Name = TextEdit_Vorlagenname.EditValue.ToString();
        }
        private void TextEdit_Beschreibung_EditValueChanged(object sender, DevExpress.Xpf.Editors.EditValueChangedEventArgs e)
        {
            if (TextEdit_Beschreibung.EditValue != null)
                ViewModel.Beschreibung = TextEdit_Beschreibung.EditValue.ToString();
        }

        // Mouseup, um die aktuelle Position des Cursors zu speichern, um dort den Platzhalter an der aktuellen Stelle einzusetzen
        // Klappt nur, wenn in Text geklickt wird und nicht hinter ein Wort..
        // Hat aber keine verwendbaren Inhalte 
        private void richEditControl1_MouseUp(object sender, MouseButtonEventArgs e)
        {
            RichEditControl richEditControl = sender as RichEditControl;
            System.Windows.Point point = e.GetPosition(richEditControl);
            System.Drawing.Point docPoint = new System.Drawing.Point((int)point.X, (int)point.Y);
            docPoint = Units.PixelsToDocuments(docPoint, richEditControl.DpiX, richEditControl.DpiY);
            DocumentPosition pos = richEditControl.GetPositionFromPoint(docPoint);
            //pos.
        }

        private void EditorControl_RtfTextChanged(object sender, EventArgs e)
        {
            ViewModel.Text = EditorControl.Text;
            ViewModel.RTFText = EditorControl.RtfText;
        }
        private void TemplatesTreeView_MouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            var platzhalter = TreeListControlTemplates.SelectedItem as PlatzhalterVM;
            
            if (platzhalter.Platzhalter != null)
            {
                var doc = EditorControl.Document;
                var selection = doc.Selection;

                if(selection.Length > 0)
				{
                    doc.Delete(selection);
				}

                var range = EditorControl.Document.InsertText(EditorControl.Document.CaretPosition, "[" + platzhalter.Platzhalter + "]");
                EditorControl.Document.Selection = range;
            }
        }
    }
}