From c66751ddc582f067edc6cf8ec9fc970559d34e93 Mon Sep 17 00:00:00 2001
From: HuskyTeufel <damianbodde@googlemail.com>
Date: Tue, 31 Aug 2021 12:25:27 +0200
Subject: [PATCH] =?UTF-8?q?Kundenedit=20hinzugef=C3=BCgt?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Neue Kunden werden gleich zur Editseite weitergeleitet

Kunden können gelöscht werden
---
 KanSan.Base/KanSanContext.cs                  |  2 +-
 .../Kunden/KundenEditViewModel.cs             | 27 +++++++++---
 .../Kunden/KundenListViewModel.cs             | 41 ++++++++++++-----
 KanSan.ViewModel/MainWindowViewModel.cs       | 16 ++++++-
 KanSan/UI/Kunde/UCKundeEdit.xaml              |  4 +-
 KanSan/UI/Kunde/UCKundeEdit.xaml.cs           | 23 +---------
 KanSan/UI/Kunde/UCKundeList.xaml              |  6 +--
 KanSan/UI/Kunde/UCKundeList.xaml.cs           | 44 -------------------
 KanSan/my_controls.xaml                       |  3 ++
 9 files changed, 76 insertions(+), 90 deletions(-)

diff --git a/KanSan.Base/KanSanContext.cs b/KanSan.Base/KanSanContext.cs
index f9bbfa6..a383c61 100644
--- a/KanSan.Base/KanSanContext.cs
+++ b/KanSan.Base/KanSanContext.cs
@@ -21,7 +21,7 @@ namespace KanSan.Base
 
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
         {
-            optionsBuilder.UseNpgsql("Host = localhost; Database = kanSan; Username = kansan; Password = kansan");
+            optionsBuilder.UseNpgsql("Host = 192.168.122.1; Database = kanSan; Username = kansan; Password = kansan");
             //optionsBuilder.UseSqlite("Data Source=kansan.db");
         }
     }
diff --git a/KanSan.ViewModel/Kunden/KundenEditViewModel.cs b/KanSan.ViewModel/Kunden/KundenEditViewModel.cs
index 1b6a23a..02a5317 100644
--- a/KanSan.ViewModel/Kunden/KundenEditViewModel.cs
+++ b/KanSan.ViewModel/Kunden/KundenEditViewModel.cs
@@ -1,11 +1,14 @@
 using KanSan.Base;
 using KanSan.Base.Interfaces;
 using KanSan.Base.Models;
+using KanSan.ViewModel.Commands;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
+using System.Windows.Input;
 
 namespace KanSan.ViewModel
 {
@@ -20,6 +23,9 @@ namespace KanSan.ViewModel
         private string plz;
         private string ort;
 
+        public ICommand SaveClient { get; set; }
+        public ICommand RemoveClient { get; set; }
+
         #region getters
         public string Vorname
         {
@@ -88,22 +94,30 @@ namespace KanSan.ViewModel
         }
         #endregion
 
-        public KundenEditViewModel(Kunde kunde = null)
+        public KundenEditViewModel(Kunde kunde)
         {
-            if (kunde == null)
-                _kunde = unitOfWork.KundenRepository.Get().First();
-            else
-                _kunde = kunde;
+            _kunde = kunde;
             
             vorname = _kunde.Vorname;
             nachname = _kunde.Nachname;
             strasse = _kunde.Strasse;
             plz = _kunde.PLZ;
             ort = _kunde.Ort;
+
+            SaveClient = new RelayCommand(parameter => Speichern());
+            RemoveClient = new RelayCommand(parameter => Remove());
         }
 
-        public void Speichern()
+        private void Remove()
         {
+            unitOfWork.KundenRepository.Delete(_kunde);
+            unitOfWork.Commit();
+            Mediator.Notify("GoToListClientScreen");
+        }
+
+        private void Speichern()
+        {
+            Trace.WriteLine("Speichere");
             _kunde.Vorname = Vorname;
             _kunde.Nachname = Nachname;
             _kunde.Strasse = Strasse;
@@ -112,6 +126,7 @@ namespace KanSan.ViewModel
 
             unitOfWork.KundenRepository.Update(_kunde);
             unitOfWork.Commit();
+            Mediator.Notify("GoToListClientScreen");
         }
     }
 }
diff --git a/KanSan.ViewModel/Kunden/KundenListViewModel.cs b/KanSan.ViewModel/Kunden/KundenListViewModel.cs
index 9f86f15..50f99c0 100644
--- a/KanSan.ViewModel/Kunden/KundenListViewModel.cs
+++ b/KanSan.ViewModel/Kunden/KundenListViewModel.cs
@@ -17,7 +17,16 @@ namespace KanSan.ViewModel
         IUnitOfWork unitOfWork = new UnitOfWork(new KanSanContext());
         private List<Kunde> kunden;
 
+        private Kunde selectedKunde;
+        public Kunde SelectedKunde {
+            get { return selectedKunde; } 
+            set {
+                selectedKunde = value;
+               
+            }
+        }
         public ICommand AddNewClientCommand { get; set; }
+        public ICommand EditClientCommand { get; set; }
 
         public List<Kunde> Kunden
         {
@@ -31,23 +40,33 @@ namespace KanSan.ViewModel
         {
             kunden = unitOfWork.KundenRepository.Get().ToList();
 
-            AddNewClientCommand = new RelayCommand(parameter => NeueKunde());
+            AddNewClientCommand = new RelayCommand(parameter => NewClient());
+            EditClientCommand = new RelayCommand(parameter => EditClient());
         }
 
-        public Kunde NeueKunde()
+        private void NewClient()
         {
-            Kunde result = new Kunde();
-            //result.ID = 1;
-            result.GuidNr = Guid.NewGuid();
+            Kunde newClient = NeueKunde();
+            Mediator.Notify("GoToEditClientScreen", newClient);
+        }
+
+        private void EditClient()
+        {
+            if (SelectedKunde == null) return;
+            Mediator.Notify("GoToEditClientScreen",selectedKunde);
+            
+        }
+
+        private Kunde NeueKunde()
+        {
+            Kunde result = new Kunde()
+            {
+                GuidNr = Guid.NewGuid()
+            };
+            
             unitOfWork.KundenRepository.Insert(result);
             unitOfWork.Commit();
             return result;
-
-            //IEnumerable<Kunde> kunden = unitOfWork.KundenRepository.Get(d => d.GuidNr.Equals(result.GuidNr));
-            //if (kunden.Count() < 1)
-            //    throw new Exception("Kunde konnte nicht gefunden werden");
-
-            //return kunden.First();
         }
     }
 }
diff --git a/KanSan.ViewModel/MainWindowViewModel.cs b/KanSan.ViewModel/MainWindowViewModel.cs
index 0f6dbd4..1cab416 100644
--- a/KanSan.ViewModel/MainWindowViewModel.cs
+++ b/KanSan.ViewModel/MainWindowViewModel.cs
@@ -241,11 +241,19 @@ namespace KanSan.ViewModel
             ListBaustellenCommand = new RelayCommand(paramter => ListBaustellen());
             ListObjectsCommand = new RelayCommand(parameter => ListObjekte());
 
-            Mediator.Subscribe("GoTo1Screen", OnGo1Screen);
+            Mediator.Subscribe("GoToListClientScreen", OnGoToListClientScreen);
+            Mediator.Subscribe("GoToEditClientScreen", OnGoToEditClientScreen);
             
         }
 
-        private void OnGo1Screen(object obj)
+        private void OnGoToEditClientScreen(object obj)
+        {
+            if (!(obj is Kunde)) return;
+            Kunde client = (obj as Kunde);
+            EditClient(client);
+        }
+
+        private void OnGoToListClientScreen(object obj)
         {
             ListClients();
         }
@@ -263,6 +271,10 @@ namespace KanSan.ViewModel
         {
             ActualViewModel = new KundenListViewModel();
         }
+        private void EditClient(Kunde client)
+        {
+            ActualViewModel = new KundenEditViewModel(client);
+        }
 
         private void ListProjekte()
         {
diff --git a/KanSan/UI/Kunde/UCKundeEdit.xaml b/KanSan/UI/Kunde/UCKundeEdit.xaml
index 05c78ba..f7cb610 100644
--- a/KanSan/UI/Kunde/UCKundeEdit.xaml
+++ b/KanSan/UI/Kunde/UCKundeEdit.xaml
@@ -14,6 +14,7 @@
             <RowDefinition />
             <RowDefinition />
             <RowDefinition />
+            <RowDefinition />
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
             <ColumnDefinition />
@@ -26,7 +27,8 @@
         <Label Grid.Column="0" Grid.Row="3">Plz</Label>
         <Label Grid.Column="0" Grid.Row="4">Ort</Label>
 
-        <Button Name="Speichern" Content="Speichern" Grid.Row="5" Grid.ColumnSpan="2" Click="Speichern_Click" />
+        <Button Name="Speichern" Content="Speichern" Grid.Row="5" Grid.ColumnSpan="2" Command="{Binding SaveClient}" />
+        <Button Content="Löschen" Grid.Row="6" Grid.ColumnSpan="2" Command="{Binding RemoveClient}" />
 
         <TextBox Grid.Column="1" Grid.Row="0" Text="{Binding Vorname}" />
         <TextBox Grid.Column="1" Grid.Row="1" Text="{Binding Nachname}" />
diff --git a/KanSan/UI/Kunde/UCKundeEdit.xaml.cs b/KanSan/UI/Kunde/UCKundeEdit.xaml.cs
index 5fa8f03..d465985 100644
--- a/KanSan/UI/Kunde/UCKundeEdit.xaml.cs
+++ b/KanSan/UI/Kunde/UCKundeEdit.xaml.cs
@@ -22,30 +22,9 @@ namespace KanSan.UI
     /// </summary>
     public partial class UCKundeEdit : UserControl
     {
-        public event EventHandler SpeichernClicked;
-
-        protected virtual void OnSpeichernKlicked(EventArgs e)
-        {
-            EventHandler handler = SpeichernClicked;
-            if (handler != null)
-                handler(this, e);
-        }
-
-        //private Kunde kunde = null;
-        //private UnitOfWork unitOfWork = null;
-        public UCKundeEdit(Kunde kunde = null)
+        public UCKundeEdit()
         {
             InitializeComponent();
-
-
-            this.DataContext = new KundenEditViewModel(kunde);
-        }
-
-        private void Speichern_Click(object sender, RoutedEventArgs e)
-        {
-            ((KundenEditViewModel)DataContext).Speichern();
-            OnSpeichernKlicked(EventArgs.Empty);
-            
         }
     }
 }
diff --git a/KanSan/UI/Kunde/UCKundeList.xaml b/KanSan/UI/Kunde/UCKundeList.xaml
index 3c6dc36..0888be6 100644
--- a/KanSan/UI/Kunde/UCKundeList.xaml
+++ b/KanSan/UI/Kunde/UCKundeList.xaml
@@ -17,15 +17,15 @@
             <RowDefinition Height="50"/>
             <RowDefinition Height="50" />
         </Grid.RowDefinitions>
-        <DataGrid AutoGenerateColumns="False" SelectionMode="Single" ItemsSource="{Binding Kunden}" Name="dgKundenList">
+        <DataGrid IsReadOnly="True" AutoGenerateColumns="False" SelectionMode="Single" SelectedItem="{Binding SelectedKunde, Mode=TwoWay}" ItemsSource="{Binding Kunden}" Name="dgKundenList">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="Vorname" Binding="{Binding Vorname}" />
                 <DataGridTextColumn Header="Nachname" Binding="{Binding Nachname}" />
                 <DataGridTextColumn Header="Ort" Binding="{Binding Ort}" />
             </DataGrid.Columns>
         </DataGrid>
-        <Button Grid.Row="1" Name="SelectKunde" Content="Kunde Auswählen" Click="SelectKunde_Click" />
-        <Button Grid.Row="2" Name="EditKunde" Content="Kunde Editieren" Click="EditKunde_Click" />
+        <Button Grid.Row="1" Name="SelectKunde" Content="Kunde Auswählen" />
+        <Button Grid.Row="2" Name="EditKunde" Content="Kunde Editieren" Command="{Binding EditClientCommand}" />
         <Button Grid.Row="3" Name="NeueKunde" Content="Neue Kunde anlegen"  Command="{Binding AddNewClientCommand}" />
         
     </Grid>
diff --git a/KanSan/UI/Kunde/UCKundeList.xaml.cs b/KanSan/UI/Kunde/UCKundeList.xaml.cs
index 6f98fad..d708537 100644
--- a/KanSan/UI/Kunde/UCKundeList.xaml.cs
+++ b/KanSan/UI/Kunde/UCKundeList.xaml.cs
@@ -21,54 +21,10 @@ namespace KanSan.UI
     /// </summary>
     public partial class UCKundeList : UserControl
     {
-        public event EventHandler<KundeAddedKlickEventArgs> KundeAdded;
-        public event EventHandler<KundeAddedKlickEventArgs> KundeSelect;
         public UCKundeList()
         {
             InitializeComponent();
             this.DataContext = new KundenListViewModel();
         }
-
-        private void NeueKunde_Click(object sender, RoutedEventArgs e)
-        {
-            KundeAddedKlickEventArgs args = new KundeAddedKlickEventArgs();
-            args.kunde = (DataContext as KundenListViewModel).NeueKunde();
-            OnClickKundeAdded(args);
-            
-        }
-        protected virtual void OnClickKundeAdded(KundeAddedKlickEventArgs e)
-        {
-            EventHandler<KundeAddedKlickEventArgs> handler = KundeAdded;
-            if (handler != null)
-                handler(this, e);
-        }
-
-        protected virtual void OnClickSelectedKunde(KundeAddedKlickEventArgs e)
-        {
-            EventHandler<KundeAddedKlickEventArgs> handler = KundeSelect;
-            if (handler != null)
-                handler(this, e);
-        }
-        
-
-        private void EditKunde_Click(object sender, RoutedEventArgs e)
-        {
-            Kunde selectedKunde = (dgKundenList.SelectedItem as Kunde);
-            if (selectedKunde == null) return;
-
-            OnClickKundeAdded(new KundeAddedKlickEventArgs() { kunde = selectedKunde });
-        }
-
-        private void SelectKunde_Click(object sender, RoutedEventArgs e)
-        {
-            Kunde selectedKunde = (dgKundenList.SelectedItem as Kunde);
-            if (selectedKunde == null) return;
-            OnClickSelectedKunde(new KundeAddedKlickEventArgs() { kunde = selectedKunde });
-        }
-    }
-
-    public class KundeAddedKlickEventArgs : EventArgs
-    {
-        public Kunde kunde { get; set; }
     }
 }
diff --git a/KanSan/my_controls.xaml b/KanSan/my_controls.xaml
index 1f0d9d6..9a52086 100644
--- a/KanSan/my_controls.xaml
+++ b/KanSan/my_controls.xaml
@@ -9,6 +9,9 @@
     <DataTemplate DataType="{x:Type vm:KundenListViewModel}">
         <l:UCKundeList/>
     </DataTemplate>
+    <DataTemplate DataType="{x:Type vm:KundenEditViewModel}">
+        <l:UCKundeEdit/>
+    </DataTemplate>
     <DataTemplate DataType="{x:Type vm:ProjektListViewModel}">
         <l:UCProjektList/>
     </DataTemplate>