Details Lerngruppe, Archiv, Stub Import

LehrerApp.Desktop/Views/Groups/GroupListView.axaml

@@ -13,11 +13,7 @@
       <Grid ColumnDefinitions="*,Auto,Auto">
         <StackPanel Grid.Column="0">
           <TextBlock Text="Lerngruppen" FontSize="22" FontWeight="SemiBold"/>
-          <TextBlock FontSize="12" Opacity="0.5">
-            <Run Text="{Binding Groups.Count}"/>
-            <Run Text=" Gruppen · "/>
-            <Run Text="{Binding SelectedSchoolYear}"/>
-          </TextBlock>
+          <TextBlock Text="{Binding ListSummary}" FontSize="12" Opacity="0.5"/>
         </StackPanel>
         <ComboBox Grid.Column="1" ItemsSource="{Binding SchoolYears}"
                   SelectedItem="{Binding SelectedSchoolYear}"
@@ -35,8 +31,13 @@
               BorderBrush="{DynamicResource SystemControlForegroundBaseLowBrush}"
               BorderThickness="0,0,1,0">
         <DockPanel>
-          <TextBox DockPanel.Dock="Top" Text="{Binding SearchText}"
-                   PlaceholderText="Suchen…" Margin="12,8"/>
+          <StackPanel DockPanel.Dock="Top" Margin="12,8" Spacing="8">
+            <TextBox Text="{Binding SearchText}" PlaceholderText="Suchen…"/>
+            <ToggleSwitch Content="Archiv anzeigen" IsChecked="{Binding ShowArchived}"/>
+          </StackPanel>
+          <TextBlock Text="{Binding EmptyListMessage}" TextWrapping="Wrap"
+                     Margin="16,12" FontSize="12" Opacity="0.45"
+                     IsVisible="{Binding HasNoGroups}"/>
           <ListBox ItemsSource="{Binding Groups}"
                    SelectedItem="{Binding SelectedGroup}">
             <ListBox.ItemTemplate>
@@ -79,12 +80,31 @@
         <StackPanel Margin="28,24" Spacing="20">
 
           <!-- Gruppenname und Kurzinfos -->
-          <StackPanel Spacing="4">
-            <TextBlock Text="{Binding SelectedGroupDisplayName}"
-                       FontSize="24" FontWeight="SemiBold" TextWrapping="Wrap"/>
-            <TextBlock Text="{Binding SelectedGroupSubtitle}"
-                       FontSize="12" Opacity="0.55"/>
-          </StackPanel>
+          <Grid ColumnDefinitions="*,Auto">
+            <StackPanel Grid.Column="0" Spacing="4">
+              <TextBlock Text="{Binding SelectedGroupDisplayName}"
+                         FontSize="24" FontWeight="SemiBold" TextWrapping="Wrap"/>
+              <TextBlock Text="{Binding SelectedGroupSubtitle}"
+                         FontSize="12" Opacity="0.55"/>
+            </StackPanel>
+            <Button Grid.Column="1" Content="⋯  Verwalten" VerticalAlignment="Top"
+                    Margin="16,0,0,0">
+              <Button.Flyout>
+                <MenuFlyout>
+                  <MenuItem Header="Details bearbeiten"
+                            Command="{Binding EditGroupCommand}"/>
+                  <MenuItem Header="{Binding SelectedGroup.ArchiveActionLabel}"
+                            Command="{Binding ToggleArchiveCommand}"/>
+                  <Separator/>
+                  <MenuItem Header="Teilnehmer importieren (bald)" IsEnabled="False"
+                            ToolTip.Tip="Import aus dem Teilnehmerexport der Lernplattform folgt."/>
+                  <Separator/>
+                  <MenuItem Header="Lerngruppe löschen"
+                            Command="{Binding DeleteGroupCommand}"/>
+                </MenuFlyout>
+              </Button.Flyout>
+            </Button>
+          </Grid>
 
           <Separator/>