done with part of the presence

Presence.Desktop/App.axaml

@@ -5,6 +5,7 @@
              <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
   
     <Application.Styles>
-        <FluentTheme />
-    </Application.Styles>
+		<FluentTheme />
+		<StyleInclude Source="avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml"/>
+	</Application.Styles>
 </Application>

Presence.Desktop/Presence.Desktop.csproj

@@ -15,6 +15,7 @@
 
   <ItemGroup>
     <PackageReference Include="Avalonia" Version="11.2.1" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.2.1" />
     <PackageReference Include="Avalonia.Desktop" Version="11.2.1" />
     <PackageReference Include="Avalonia.Themes.Fluent" Version="11.2.1" />
     <PackageReference Include="Avalonia.Fonts.Inter" Version="11.2.1" />

Presence.Desktop/ViewModels/PresenceViewModel.cs

@@ -8,6 +8,7 @@ using ReactiveUI;
 using System;
 using System.Collections.ObjectModel;
 using System.Globalization;
+using System.Linq;
 using System.Reactive;
 
 namespace Presence.Desktop.ViewModels
@@ -22,6 +23,12 @@ namespace Presence.Desktop.ViewModels
 
         public ObservableCollection<PresencePresenter> AttendanceRecords { get; set; } = new();
         public ObservableCollection<GroupPresenter> Groups { get; set; } = new();
+        private ObservableCollection<PresencePresenter> _selectedItems = new();
+        public ObservableCollection<PresencePresenter> SelectedItems
+        {
+            get => _selectedItems;
+            set => this.RaiseAndSetIfChanged(ref _selectedItems, value);
+        }
 
         private GroupPresenter? _selectedGroup;
         public GroupPresenter? SelectedGroup
@@ -46,6 +53,7 @@ namespace Presence.Desktop.ViewModels
         }
 
         public ReactiveCommand<Unit, Unit> NavigateBackCommand { get; }
+        public ReactiveCommand<Unit, Unit> DeleteSelectedPresenceCommand { get; }
 
         public PresenceViewModel(GroupUseCase groupUseCase, PresenceUseCase presenceUseCase)
         {
@@ -55,12 +63,9 @@ namespace Presence.Desktop.ViewModels
 
 
             NavigateBackCommand = ReactiveCommand.Create(() => { });
+            DeleteSelectedPresenceCommand = ReactiveCommand.Create(DeleteSelectedItems);
 
-            this.WhenAnyValue(vm => vm.SelectedGroup)
-                .Subscribe(_ => 
-                {
-                    LoadGroups();
-                });
+            LoadGroups();
         }
 
         private void LoadGroups()
@@ -80,7 +85,7 @@ namespace Presence.Desktop.ViewModels
 
         private void FilterAttendanceRecords()
         {
-            if (SelectedGroup == null)
+            if (SelectedGroup == null || SelectedDate == null)
             {
                 AttendanceRecords.Clear();
                 return;
@@ -106,6 +111,21 @@ namespace Presence.Desktop.ViewModels
                     }
                 });
             }
+
+            // Логирование для отладки
+            Console.WriteLine($"Загружено записей посещаемости: {AttendanceRecords.Count}");
+        }
+
+        private void DeleteSelectedItems()
+        {
+            if (SelectedItems.Any())
+            {
+                foreach (var item in SelectedItems.ToList())
+                {
+                    _presenceUseCase.DeletePresenceByClassNumberAndDateAndUserId(item.ClassNumber, item.Date, item.User.Id); // Удаляем из базы данных
+                    AttendanceRecords.Remove(item); // Удаляем из коллекции
+                }
+            }
         }
 
         

Presence.Desktop/Views/PresenceView.axaml

@@ -7,8 +7,8 @@
              x:Class="Presence.Desktop.Views.PresenceView"
              x:DataType="vm:PresenceViewModel">
 
-    <Grid RowDefinitions="Auto, Auto, *, Auto" Margin="10" Background="Aquamarine">
-		<StackPanel Orientation="Horizontal" Grid.Row="0" Spacing="10">
+    <DockPanel  Margin="10" Background="Aquamarine">
+		<StackPanel Orientation="Horizontal" Spacing="10" DockPanel.Dock="Top">
 			<!-- Выбор группы -->
 			<ComboBox ItemsSource="{Binding Groups}" SelectedItem="{Binding SelectedGroup}" Width="200" PlaceholderText="Выберите группу">
 				<ComboBox.ItemTemplate>
@@ -22,17 +22,18 @@
 			<Calendar SelectedDate="{Binding SelectedDate}" />
 		</StackPanel>
 
+		<StackPanel Orientation="Vertical" Spacing="10">
 		<!-- Таблица с посещаемостью -->
-		<DataGrid Grid.Row="2" AutoGenerateColumns="False" ItemsSource="{Binding AttendanceRecords}" CanUserSortColumns="True">
+		<DataGrid AutoGenerateColumns="False" ItemsSource="{Binding AttendanceRecords}" CanUserSortColumns="True"
+				SelectionChanged="OnDataGridSelectionChanged">
 			<DataGrid.Columns>
-				<DataGridTextColumn Header="Дата" Binding="{Binding Date}" Foreground="Black"/>
+				<DataGridTextColumn Header="Дата" Binding="{Binding Date}"/>
 				<DataGridTextColumn Header="Номер урока" Binding="{Binding ClassNumber}" />
 				<DataGridTextColumn Header="ФИО" Binding="{Binding User.Name}" />
-
-				<!-- Тип посещаемости -->
 				<DataGridCheckBoxColumn Header="Тип посещаемости" Binding="{Binding IsAttendence, Mode=TwoWay}" />
-				
 			</DataGrid.Columns>
 		</DataGrid>
-	</Grid>
+		<Button Content="Удалить" Margin="0,10,0,0" Command="{Binding DeleteSelectedPresenceCommand}" />
+		</StackPanel>
+	</DockPanel>
 </UserControl>

Presence.Desktop/Views/PresenceView.axaml.cs

@@ -1,7 +1,9 @@
+using System.Linq;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 using Avalonia.ReactiveUI;
+using Presence.Desktop.Models;
 using Presence.Desktop.ViewModels;
 using ReactiveUI;
 
@@ -13,4 +15,17 @@ public partial class PresenceView : ReactiveUserControl<PresenceViewModel>
     {
         this.WhenActivated(disposables => { });
         AvaloniaXamlLoader.Load(this);    }
+    
+    private void OnDataGridSelectionChanged(object sender, SelectionChangedEventArgs e)
+    {
+        if (this.DataContext is PresenceViewModel viewModel)
+        {
+            // Обновляем выделенные элементы в ViewModel
+            viewModel.SelectedItems.Clear();
+            foreach (var item in e.AddedItems.OfType<PresencePresenter>())
+            {
+                viewModel.SelectedItems.Add(item);
+            }
+        }
+    }
 }

Presence.Desktop/bin/Debug/net8.0/Presence.Desktop.deps.json

@@ -9,6 +9,7 @@
       "Presence.Desktop/1.0.0": {
         "dependencies": {
           "Avalonia": "11.2.1",
+          "Avalonia.Controls.DataGrid": "11.2.1",
           "Avalonia.Desktop": "11.2.1",
           "Avalonia.Diagnostics": "11.2.1",
           "Avalonia.Fonts.Inter": "11.2.1",

Presence.Desktop/obj/Debug/net8.0/Avalonia/Resources.Inputs.cache

@@ -1 +1 @@
-8ff83d2bcb3cec6472dc66a2a69c5cfafb8cbd5996d3bbe796f44278fe829520
+56ae5ef5211e31f34c72fa8790282155735812ceabb8c9c1129ad7d327241a91

Presence.Desktop/obj/Debug/net8.0/Presence.Desktop.AssemblyInfo.cs

@@ -13,10 +13,10 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("Presence.Desktop")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("Presence.Desktop")]
 [assembly: System.Reflection.AssemblyTitleAttribute("Presence.Desktop")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
 
-// Создано классом WriteCodeFragment MSBuild.
+// Generated by the MSBuild WriteCodeFragment class.
 

Presence.Desktop/obj/Debug/net8.0/Presence.Desktop.AssemblyInfoInputs.cache

@@ -1 +1 @@
-a55713119259355cce81a2db571720adcd3acb7bc2009903ebf5dba4fbc71e3d
+72b577a16b1150e5587b14ce010e799430b278d0d3ab4eb8c333f7fdbbed0371

Presence.Desktop/obj/Presence.Desktop.csproj.nuget.dgspec.json

@@ -51,6 +51,10 @@
               "target": "Package",
               "version": "[11.2.1, )"
             },
+            "Avalonia.Controls.DataGrid": {
+              "target": "Package",
+              "version": "[11.2.1, )"
+            },
             "Avalonia.Desktop": {
               "target": "Package",
               "version": "[11.2.1, )"

Presence.Desktop/obj/project.assets.json

@@ -2473,6 +2473,7 @@
   "projectFileDependencyGroups": {
     "net8.0": [
       "Avalonia >= 11.2.1",
+      "Avalonia.Controls.DataGrid >= 11.2.1",
       "Avalonia.Desktop >= 11.2.1",
       "Avalonia.Diagnostics >= 11.2.1",
       "Avalonia.Fonts.Inter >= 11.2.1",
@@ -2531,6 +2532,10 @@
             "target": "Package",
             "version": "[11.2.1, )"
           },
+          "Avalonia.Controls.DataGrid": {
+            "target": "Package",
+            "version": "[11.2.1, )"
+          },
           "Avalonia.Desktop": {
             "target": "Package",
             "version": "[11.2.1, )"

Presence.Desktop/obj/project.nuget.cache

@@ -1,6 +1,6 @@
 {
   "version": 2,
-  "dgSpecHash": "yZq6gfkM/18=",
+  "dgSpecHash": "bFYjHbhBv54=",
   "success": true,
   "projectFilePath": "/home/gara/csharp/BIGPROGECT/presence/Presence.Desktop/Presence.Desktop.csproj",
   "expectedPackageFiles": [

console_ui/obj/Debug/net8.0/console_ui.AssemblyInfo.cs

@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("console_ui")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("console_ui")]
 [assembly: System.Reflection.AssemblyTitleAttribute("console_ui")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

console_ui/obj/Debug/net8.0/console_ui.AssemblyInfoInputs.cache

@@ -1 +1 @@
-b646cd9abdfaed63b2c066937a57ee292758ed891f5a7c5830756fb43e02e2ee
+25bd5e432f9b076e16dc7af22f86b1c575c43db1e24524d1d4b9fb3399bfa759

data/Repository/IPresenceRepository.cs

@@ -17,6 +17,8 @@ namespace presence.data.Repository
         bool DeletePresenceByGroup(int groupId);
         bool DeletePresenceByUser(int userId);
         bool DeletePresenceByDate(DateOnly startData, DateOnly endData);
+        bool DeletePresenceByClassNumberAndDateAndUserId(int classNumber, DateOnly date, int userId);
+
         void UpdateAttendance(PresenceDao presence);
 
 

data/Repository/PresenceRepositoryImpl.cs

@@ -122,6 +122,16 @@ namespace presence.data.Repository
             return false;
         }
 
+        public bool DeletePresenceByClassNumberAndDateAndUserId(int classNumber, DateOnly date, int userId)
+        {
+            var PresenceToDelete = _remoteDatabaseContext.Presences.FirstOrDefault(x => x.Date == date && x.ClassNumber == classNumber && x.UserId == userId);
+            _remoteDatabaseContext.Presences.Remove(PresenceToDelete);
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+
+            
+        }
+
         public void UpdateAttendance(PresenceDao presence)
         {
             if (presence == null) throw new ArgumentNullException(nameof(presence));

data/obj/Debug/net8.0/data.AssemblyInfo.cs

@@ -13,10 +13,10 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("data")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("data")]
 [assembly: System.Reflection.AssemblyTitleAttribute("data")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
 
-// Создано классом WriteCodeFragment MSBuild.
+// Generated by the MSBuild WriteCodeFragment class.
 

data/obj/Debug/net8.0/data.AssemblyInfoInputs.cache

@@ -1 +1 @@
-c7ce76312ceb7b78b59ab7c078914f3d4e8a1907cd4153da36c3432f01ff593b
+2253ca6854105c04db3820ffeca7fdaa0791fa00d7171656efaaad4bd95ee96a

domain/UseCase/PresenceUseCase.cs

@@ -230,6 +230,11 @@ namespace presence.domain.UseCase
             return _presenceRepository.DeletePresenceByDate(startData, endData);
         }
 
+        public bool DeletePresenceByClassNumberAndDateAndUserId(int ClassNumber, DateOnly date, int userId)
+        {
+            return _presenceRepository.DeletePresenceByClassNumberAndDateAndUserId(ClassNumber, date, userId);
+        }
+
         public void UpdateAttendance(PresenceDao presence)
         {
             _presenceRepository.UpdateAttendance(presence);

domain/obj/Debug/net8.0/domain.AssemblyInfo.cs

@@ -13,10 +13,10 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("domain")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("domain")]
 [assembly: System.Reflection.AssemblyTitleAttribute("domain")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
 
-// Создано классом WriteCodeFragment MSBuild.
+// Generated by the MSBuild WriteCodeFragment class.
 

domain/obj/Debug/net8.0/domain.AssemblyInfoInputs.cache

@@ -1 +1 @@
-bdff4fbeccb346e2cf4a8dfcc1d45f5250114d880df44801d9b74b9d8ac7603a
+f91ca13c27f8a90a479f0970f684bcd6ea0ccda85726b424d8a614ad54287fba

presence_api/obj/Debug/net8.0/presence_api.AssemblyInfo.cs

@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("presence_api")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("presence_api")]
 [assembly: System.Reflection.AssemblyTitleAttribute("presence_api")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

presence_api/obj/Debug/net8.0/presence_api.AssemblyInfoInputs.cache

@@ -1 +1 @@
-1e75923e7041345eb2f77db14fdab7a996030a49a36f5debb66b329692ed2bc1
+aeb387e4e85ce3ac4715fe5bfffc5e4071ed545312f35b7345a437287364ca5e

ui/obj/Debug/net8.0/ui.AssemblyInfo.cs

@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("ui")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+38cf16c345620460ae7f35458594b103cab78067")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+eadf72b51276624814f3e477c5bc69af93bf4792")]
 [assembly: System.Reflection.AssemblyProductAttribute("ui")]
 [assembly: System.Reflection.AssemblyTitleAttribute("ui")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

ui/obj/Debug/net8.0/ui.AssemblyInfoInputs.cache

@@ -1 +1 @@
-6b630ab98cc90f908ad3afc0ecce6478a4e69213272d76fa17d581b71e586852
+34056f4ae144d0b6b9e005bea4d01e95d450e183e56708cb027e5d8487a4e243