Hausaufgaben feature und Stundeplan fix

LehrerApp.Desktop/Views/Dashboard/DashboardView.axaml

@@ -28,6 +28,8 @@
         <WrapPanel Grid.Row="1" Orientation="Horizontal" ItemSpacing="8" LineSpacing="8" Margin="0,10,0,0">
           <Button Content="Klassenbuch abgleichen…" Click="OnCompareWebUntisDocumentationClick"
                   VerticalAlignment="Center"/>
+          <Button Content="Fehlende Hausaufgaben abgleichen…" Click="OnCompareWebUntisHomeworkClick"
+                  VerticalAlignment="Center"/>
           <Button Content="Bereiche anpassen" Command="{Binding ToggleDashboardSettingsCommand}"
                   VerticalAlignment="Center"/>
         </WrapPanel>

LehrerApp.Desktop/Views/Dashboard/DashboardView.axaml.cs

@@ -5,7 +5,9 @@ using LehrerApp.Core.Models;
 using LehrerApp.Core.Services;
 using LehrerApp.Desktop.Services;
 using LehrerApp.Desktop.ViewModels;
+using LehrerApp.Desktop.ViewModels.Groups;
 using LehrerApp.Desktop.ViewModels.Students;
+using LehrerApp.Desktop.Views.Groups;
 using LehrerApp.Desktop.Views.Students;
 using LehrerApp.Desktop.Views.Workload;
 using Microsoft.Extensions.DependencyInjection;
@@ -42,4 +44,20 @@ public partial class DashboardView : UserControl
             App.Services.GetRequiredService<SchoolYearService>());
         await new WebUntisDocumentationComparisonDialog { DataContext = dialogVm }.ShowDialog(owner);
     }
+
+    private async void OnCompareWebUntisHomeworkClick(object? sender, RoutedEventArgs e)
+    {
+        var owner = TopLevel.GetTopLevel(this) as Window;
+        if (owner is null) return;
+        var dialogVm = new WebUntisHomeworkComparisonViewModel(
+            App.Services.GetRequiredService<WebUntisIntegrationService>(),
+            App.Services.GetRequiredService<IStudentRepository>(),
+            App.Services.GetRequiredService<IGroupRepository>(),
+            App.Services.GetRequiredService<ISubjectRepository>(),
+            App.Services.GetRequiredService<IGroupMembershipRepository>(),
+            App.Services.GetRequiredService<IParticipationSessionRepository>(),
+            App.Services.GetRequiredService<IParticipationRepository>(),
+            App.Services.GetRequiredService<SchoolYearService>());
+        await new WebUntisHomeworkComparisonDialog { DataContext = dialogVm }.ShowDialog(owner);
+    }
 }

LehrerApp.Desktop/Views/Groups/WebUntisHomeworkComparisonDialog.axaml

@@ -0,0 +1,58 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:vm="clr-namespace:LehrerApp.Desktop.ViewModels.Groups"
+        xmlns:conv="clr-namespace:LehrerApp.Desktop.Converters"
+        x:Class="LehrerApp.Desktop.Views.Groups.WebUntisHomeworkComparisonDialog"
+        x:DataType="vm:WebUntisHomeworkComparisonViewModel"
+        Title="Fehlende Hausaufgaben mit WebUntis abgleichen" Width="1100" Height="680"
+        MinWidth="900" MinHeight="480" WindowStartupLocation="CenterOwner">
+  <Grid RowDefinitions="Auto,Auto,Auto,*,Auto" Margin="24" RowSpacing="8">
+    <StackPanel Grid.Row="0" Spacing="4">
+      <TextBlock Text="Fehlende Hausaufgaben mit WebUntis abgleichen" Classes="dialogtitle"/>
+      <TextBlock TextWrapping="Wrap" FontSize="12" Opacity="0.65"
+                 Text="Nur eigene, negative Klassenbucheinträge zum Stichwort „Hausaufgabe“. Fach wird über das Untis-Fachkürzel im Text erkannt. Zeilen mit bereits vorhandenem lokalem Hausaufgaben-Status (z.B. „Teilweise“, „nachgereicht“) werden nie überschrieben, nur zum Vergleich angezeigt."/>
+    </StackPanel>
+    <StackPanel Grid.Row="1" Orientation="Horizontal" Spacing="8">
+      <CalendarDatePicker SelectedDate="{Binding StartDate, Converter={x:Static conv:DateTimeOffsetToDateTimeConverter.Instance}}"/>
+      <TextBlock Text="bis" VerticalAlignment="Center"/>
+      <CalendarDatePicker SelectedDate="{Binding EndDate, Converter={x:Static conv:DateTimeOffsetToDateTimeConverter.Instance}}"/>
+      <Button Content="Klassenbucheinträge laden" Command="{Binding LoadCommand}" IsEnabled="{Binding !Busy}"/>
+    </StackPanel>
+
+    <Grid Grid.Row="2" ColumnDefinitions="Auto,70,60,55,1.1*,1.1*,1.4*,1.2*" ColumnSpacing="8" Margin="4,0">
+      <TextBlock Grid.Column="1" Text="Datum" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="2" Text="Klasse" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="3" Text="Fach" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="4" Text="Name (WebUntis)" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="5" Text="Zuordnung" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="6" Text="Text" FontSize="11" Opacity="0.6"/>
+      <TextBlock Grid.Column="7" Text="Lokaler Hausaufgaben-Status" FontSize="11" Opacity="0.6"/>
+    </Grid>
+    <ScrollViewer Grid.Row="3">
+      <ItemsControl ItemsSource="{Binding Rows}">
+        <ItemsControl.ItemTemplate>
+          <DataTemplate x:DataType="vm:WebUntisHomeworkRow">
+            <Grid ColumnDefinitions="Auto,70,60,55,1.1*,1.1*,1.4*,1.2*" ColumnSpacing="8" Margin="0,3">
+              <CheckBox Grid.Column="0" IsChecked="{Binding Selected}" IsEnabled="{Binding CanApply}"/>
+              <TextBlock Grid.Column="1" Text="{Binding DateLabel}" VerticalAlignment="Center"/>
+              <TextBlock Grid.Column="2" Text="{Binding ClassName}" VerticalAlignment="Center"/>
+              <TextBlock Grid.Column="3" Text="{Binding SubjectLabel}" VerticalAlignment="Center"/>
+              <TextBlock Grid.Column="4" Text="{Binding UntisStudentName}" VerticalAlignment="Center" TextWrapping="Wrap"/>
+              <ComboBox Grid.Column="5" ItemsSource="{Binding Candidates}" SelectedItem="{Binding AssignedStudent}"
+                        DisplayMemberBinding="{Binding FullName}" PlaceholderText="Schüler*in wählen…"
+                        HorizontalAlignment="Stretch"/>
+              <TextBlock Grid.Column="6" Text="{Binding Text}" TextWrapping="Wrap" VerticalAlignment="Center"/>
+              <TextBlock Grid.Column="7" Text="{Binding LocalStatus}" TextWrapping="Wrap" VerticalAlignment="Center"/>
+            </Grid>
+          </DataTemplate>
+        </ItemsControl.ItemTemplate>
+      </ItemsControl>
+    </ScrollViewer>
+
+    <Grid Grid.Row="4" ColumnDefinitions="*,Auto,Auto" ColumnSpacing="8">
+      <TextBlock Grid.Column="0" Text="{Binding Status}" FontSize="12" TextWrapping="Wrap" VerticalAlignment="Center"/>
+      <Button Grid.Column="1" Content="Schließen" Click="OnClose"/>
+      <Button Grid.Column="2" Content="Markierte übernehmen" Command="{Binding ApplyCommand}" IsEnabled="{Binding !Busy}"/>
+    </Grid>
+  </Grid>
+</Window>

LehrerApp.Desktop/Views/Groups/WebUntisHomeworkComparisonDialog.axaml.cs

@@ -0,0 +1,11 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+
+namespace LehrerApp.Desktop.Views.Groups;
+
+public partial class WebUntisHomeworkComparisonDialog : Window
+{
+    public WebUntisHomeworkComparisonDialog() => InitializeComponent();
+
+    private void OnClose(object? sender, RoutedEventArgs e) => Close();
+}