Objekte können hinzugefügt werdne

KanSan.Base/BaseRepository.cs

@@ -1,4 +1,5 @@
 using KanSan.Base.Interfaces;
+using KanSan.Base.Models;
 using Microsoft.EntityFrameworkCore;
 using System;
 using System.Collections.Generic;
@@ -19,6 +20,7 @@ namespace KanSan.Base
             this.context = context;
             if (context == null) throw new ArgumentNullException("context");
             this.dbSet = context.Set<TEntity>();
+            
         }
         public virtual void Delete(TEntity entityToDelete)
         {
@@ -33,10 +35,16 @@ namespace KanSan.Base
             Delete(entityToDelete);
         }
 
+        public IEnumerable<TEntity> GetAll(string include)
+        {
+            return dbSet.Include(include);
+        }
+
         public IEnumerable<TEntity> Get(Expression<Func<TEntity, bool>> filter = null, Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBy = null, string includeProperties = "")
         {
             IQueryable<TEntity> query = dbSet;
             
+
             if (filter != null)
             {
                 query = query.Where(filter);
@@ -72,9 +80,30 @@ namespace KanSan.Base
             dbSet.Add(entity);
         }
 
-        public void Update(TEntity entityToUpdate)
+        public IQueryable<TEntity> Include(params Expression<Func<TEntity,object>>[] includeExpressions)
+        {
+            IQueryable<TEntity> query = null;
+            foreach(var include in includeExpressions)
+            {
+                query = dbSet.Include(include);
+            }
+            return query ?? dbSet;
+        }
+
+        public void Update(TEntity entityToUpdate, bool attach = true)
+        {
+            if (!attach)
+            {
+                var d = context.Entry(entityToUpdate);
+                if (d != null)
+                {
+                    d.State = EntityState.Detached;
+                }
+            }
+            else
             {
                 dbSet.Attach(entityToUpdate);
+            }
             IDatabaseEntry x = (entityToUpdate as IDatabaseEntry);
             if(x == null)
                 return;

KanSan.Base/Interfaces/IRepository.cs

@@ -6,16 +6,18 @@ using System.Text;
 
 namespace KanSan.Base.Interfaces
 {
-    public interface IRepository<TEntity> where TEntity: class
+    public interface IRepository<TEntity> where TEntity : class
     {
         void Delete(TEntity entityToDelete);
         void Delete(object id);
+        IEnumerable<TEntity> GetAll(string include);
         IEnumerable<TEntity> Get(
             Expression<Func<TEntity, bool>> filter = null,
             Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBy = null,
             string includeProperties = "");
         TEntity GetByID(object id);
         void Insert(TEntity entity);
-        void Update(TEntity entityToUpdate);
+        void Update(TEntity entityToUpdate, bool attach = true);
+        IQueryable<TEntity> Include(params Expression<Func<TEntity, object>>[] includes);
     }
 }

KanSan.Base/UnitOfWork.cs

@@ -25,6 +25,7 @@ namespace KanSan.Base
         public UnitOfWork(KanSanContext dbContext)
         {
             _dbContext = dbContext;
+            //_dbContext.ChangeTracker.QueryTrackingBehavior = Microsoft.EntityFrameworkCore.QueryTrackingBehavior.NoTracking;
         }
 
         public IRepository<Projekt> ProjekteRepository => _projekte ?? (_projekte = new BaseRepository<Projekt>(_dbContext));

KanSan.ViewModel/Objekte/ObjekteAddViewModel.cs

@@ -42,7 +42,7 @@ namespace KanSan.ViewModel.Objekte
             newSewer.StrasseName = Strasse;
             newSewer.ObjektNummer = PunktOben;
 
-            unitOfWork.KanaeleRepository.Update(newSewer);
+            unitOfWork.KanaeleRepository.Update(newSewer,false);
             unitOfWork.Commit();
         }
 

KanSan.ViewModel/Objekte/ObjekteListViewModel.cs

@@ -28,6 +28,8 @@ namespace KanSan.ViewModel
             this.selectedBaustelle = selectedBaustelle;
             //
             List<Sewer> list = unitOfWork.KanaeleRepository.Get(x => x.Baustelle.Equals(selectedBaustelle)).ToList();
+            var my = unitOfWork.KanaeleRepository.Include(c => c.PunktOben);
+            
             var x = list.GroupBy(x => x.StrasseName).Select(x => new ObjekteTransfer
             {
                 Strassename = x.Key,

KanSan/UI/Objekte/UCObjekteList.xaml

@@ -3,6 +3,8 @@
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:self="clr-namespace:KanSan.ViewModel;assembly=KanSan.ViewModel"
+             xmlns:model="clr-namespace:KanSan.Base.Models;assembly=KanSan.Base"
              xmlns:local="clr-namespace:KanSan.UI"
              xmlns:sd ="clr-namespace:KanSan.SampleData"
              mc:Ignorable="d" 
@@ -17,18 +19,31 @@
             <RowDefinition Height="50" />
             <RowDefinition Height="50" />
         </Grid.RowDefinitions>
-        <TreeView ItemsSource="{Binding KanalObjekte}">
+        <TreeView Name="trvStreets" ItemsSource="{Binding KanalObjekte}">
-            
+            <TreeView.Resources>
+                <HierarchicalDataTemplate DataType="{x:Type self:ObjekteTransfer}" ItemsSource="{Binding Objekte}">
+                    <StackPanel Orientation="Horizontal">
+                        <TextBlock Text="{Binding Strassename}"/>
+                        <TextBlock Text=" [" Foreground="Blue" />
+                        <TextBlock Text="{Binding Objekte.Count}" Foreground="Blue" />
+                        <TextBlock Text="]" Foreground="Blue" />
+                    </StackPanel>
+                </HierarchicalDataTemplate>
+                <DataTemplate DataType="{x:Type model:Sewer}">
+                    <StackPanel Orientation="Horizontal">
+                        <TextBlock Text="Von [" />
+                        <TextBlock Text="{Binding PunktOben.Objektnummer}"/>
+                        <TextBlock Text="] Nach [" />
+                        <TextBlock Text="{Binding PunktUnten.Objektnummer}" />
+                        <TextBlock Text="] DN [" />
+                        <TextBlock Text="{Binding DN}"/>
+                        <TextBlock Text="] Material ["/>
+                        <TextBlock Text="{Binding Material}" />
+                        <TextBlock Text="]" />
+                    </StackPanel>
+                </DataTemplate>
+            </TreeView.Resources>
         </TreeView>
-        <!--<DataGrid ItemsSource="{Binding KanalObjekte}" Name="dgObjekte" AutoGenerateColumns="False">
-            <DataGrid.Columns>
-                <DataGridTextColumn Header="Strasse" Binding="{Binding StrasseName}" />
-                <DataGridTextColumn Header="Objektnummer" Binding="{Binding ObjektNummer}" />
-                <DataGridTextColumn Header="Durchmesser" Binding="{Binding DN}" />
-                <DataGridTextColumn Header="Material" Binding="{Binding Material}" />
-            </DataGrid.Columns>
-            
-        </DataGrid>-->
         <Button Grid.Row="1" x:Name="ProjektSelect" Content="Objekt Auswählen" />
         <Button Grid.Row="2" Name="ProjektEdit" Content="Objekt Editieren" />
         <Button Grid.Row="3" Name="ObjektNew" Content="Neue Objekt Hinzufügen" Click="ObjektNew_Click" />