comboboxes; remove users

Presence.Desktop/App.axaml

@@ -0,0 +1,9 @@
+<Application xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="Presence.Desktop.App"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
+    <Application.Styles>
+        <FluentTheme />
+    </Application.Styles>
+</Application>

Presence.Desktop/App.axaml.cs

@@ -0,0 +1,37 @@
+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Markup.Xaml;
+using Microsoft.Extensions.DependencyInjection;
+using Presence.Desktop.DI;
+using Presence.Desktop.ViewModels;
+using Presence.Desktop.Views;
+
+namespace Presence.Desktop
+{
+    public partial class App : Application
+    {
+        public override void Initialize()
+        {
+            AvaloniaXamlLoader.Load(this);
+        }
+
+        public override void OnFrameworkInitializationCompleted()
+        {
+            var serviceCollection = new ServiceCollection();
+            serviceCollection.AddCommonService();
+            var services = serviceCollection.BuildServiceProvider();
+            var mainViewModel = services.GetRequiredService<GroupViewModel>();
+
+            if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+            {
+                desktop.MainWindow = new MainWindow()
+                {
+                    DataContext = new MainWindowViewModel(services),
+                };
+            }
+
+            base.OnFrameworkInitializationCompleted();
+        }
+
+    }
+}

Presence.Desktop/DI/ServiceColletionExtensions.cs

@@ -0,0 +1,29 @@
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.Repository;
+using Demo.Domain.UseCase;
+using Microsoft.Extensions.DependencyInjection;
+using Presence.Desktop.ViewModels;
+using ReactiveUI;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reactive.Concurrency;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+ namespace Presence.Desktop.DI
+{
+    public static class ServiceColletionExtensions
+    {
+        public static void AddCommonService(this IServiceCollection collection) {
+            collection
+             .AddDbContext<RemoteDatabaseContext>()
+             .AddSingleton<IGroupRepository, SQLGroupRepositoryImpl>()
+             .AddSingleton<IUserRepository, SQLUserRepositoryImpl>()
+             .AddTransient<IGroupUseCase, GroupUseCase>()
+             .AddTransient<IUserUseCase, UserUseCase>()
+             .AddTransient<GroupViewModel>();
+        }
+    }
+}

Presence.Desktop/Models/GroupPresenter.cs

@@ -0,0 +1,17 @@
+	using Avalonia.Controls;
+using ReactiveUI;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+ namespace Presence.Desktop.Models
+{
+    public class GroupPresenter
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+        public IEnumerable<UserPresenter>? users { get; set; } = null;
+    }
+}

Presence.Desktop/Models/PresencePresenter.cs

@@ -0,0 +1,19 @@
+using Avalonia.Controls;
+using ReactiveUI;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+ namespace Presence.Desktop.Models
+{
+    public class PresencePresenter
+    {
+        public int UserGuid { get; set; }
+        public bool IsAttedance {get; set; }
+        public DateOnly Date {get; set; }
+        public int LessonNumber {get; set; }
+        public UserPresenter user { get; set; }
+    }
+}

Presence.Desktop/Models/UserPresenter.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+ namespace Presence.Desktop.Models
+{
+    public class UserPresenter
+    {
+        public Guid Guid { get; set; } 
+        public string Name { get; set; }  
+        public GroupPresenter Group { get; set; }
+    }
+}

Presence.Desktop/Presence.Desktop.csproj

@@ -0,0 +1,29 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
+    <ApplicationManifest>app.manifest</ApplicationManifest>
+    <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Avalonia" Version="11.2.1" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.2.1" />
+    <PackageReference Include="Avalonia.ReactiveUI" Version="11.2.1" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.2.1" />
+    <PackageReference Include="Avalonia.Fonts.Inter" Version="11.2.1" />
+    <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
+    <PackageReference Include="Avalonia.Diagnostics" Version="11.2.1">
+      <IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
+      <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\data\data.csproj" />
+    <ProjectReference Include="..\domain\domain.csproj" />
+  </ItemGroup>
+</Project>

Presence.Desktop/Program.cs

@@ -0,0 +1,24 @@
+using Avalonia;
+using Avalonia.ReactiveUI;
+using System;
+
+namespace Presence.Desktop
+{
+    internal sealed class Program
+    {
+        // Initialization code. Don't use any Avalonia, third-party APIs or any
+        // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
+        // yet and stuff might break.
+        [STAThread]
+        public static void Main(string[] args) => BuildAvaloniaApp()
+            .StartWithClassicDesktopLifetime(args);
+
+         // Avalonia configuration, don't remove; also used by visual designer.
+        public static AppBuilder BuildAvaloniaApp()
+            => AppBuilder.Configure<App>()
+                .UsePlatformDetect()
+                .WithInterFont()
+                .LogToTrace()
+                .UseReactiveUI();
+    }
+}

Presence.Desktop/ViewLocator.cs

@@ -0,0 +1,19 @@
+using Avalonia.Controls;
+using Avalonia.Controls.Templates;
+using Presence.Desktop.ViewModels;
+using System;
+using Presence.Desktop.Views;
+using ReactiveUI;
+
+namespace Presence.Desktop
+{
+    public class ViewLocator : IViewLocator
+    {
+        public IViewFor? ResolveView<T>(T? viewModel, string? contract = null) => viewModel switch
+        {
+            GroupViewModel groupViewModel => new GroupView{DataContext = groupViewModel},
+            PresenceViewModel presenceViewModel => new PresenceView{DataContext = presenceViewModel},
+            _ => throw new ArgumentOutOfRangeException(nameof(viewModel))
+        };
+    }
+}

Presence.Desktop/ViewModels/GroupViewModel.cs

@@ -0,0 +1,92 @@
+using Demo.Domain.UseCase;
+using DynamicData;
+using DynamicData.Binding;
+using Presence.Desktop.Models;
+using ReactiveUI;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Reactive;
+using System.Reactive.Linq;
+using Tmds.DBus.Protocol;
+
+namespace Presence.Desktop.ViewModels
+{
+    public class GroupViewModel : ViewModelBase, IRoutableViewModel
+    {
+        private readonly List<GroupPresenter> _groupPresentersDataSource = new List<GroupPresenter>();
+        private ObservableCollection<GroupPresenter> _groups;
+        public ObservableCollection<GroupPresenter> Groups => _groups;
+        private GroupPresenter? _selectedGroupItem;
+
+        public ReactiveCommand<Unit, Unit> ButtonRemoveUsersByGroup {get; }
+        // public ReactiveCommand<Unit, Unit> ButtonAddUser { get; }
+
+        public GroupPresenter? SelectedGroupItem 
+        { 
+            get => _selectedGroupItem; 
+            set => this.RaiseAndSetIfChanged(ref _selectedGroupItem, value); 
+        }
+
+
+        public ObservableCollection<UserPresenter> Users { get => _users;}
+        public ObservableCollection<UserPresenter> _users;
+        public GroupViewModel(IGroupUseCase groupUseCase, IUserUseCase userUseCase)
+        {
+            foreach (var item in groupUseCase.GetAllGroupsWithUsers())
+            {
+                GroupPresenter groupPresenter = new GroupPresenter
+                {
+                    Id = item.ID,
+                    Name = item.Name,
+                    users = item.Users?.Select(user => new UserPresenter
+                    {
+                        Name = user.FIO,
+                        Guid = user.Guid,
+                        Group = new GroupPresenter { Id = item.ID, Name = item.Name }
+                    }
+                    ).ToList()
+                };
+                _groupPresentersDataSource.Add(groupPresenter);
+            }
+
+            _groups = new ObservableCollection<GroupPresenter>(_groupPresentersDataSource);
+            
+            _users = new ObservableCollection<UserPresenter>();
+
+            this.WhenAnyValue(vm => vm.SelectedGroupItem)
+                .Subscribe(_ => SetUsers());
+            
+            ButtonRemoveUsersByGroup = ReactiveCommand.Create(() => RemoveUsersByGroup(groupUseCase));
+        }
+
+        private void SetUsers()
+        {
+            if(SelectedGroupItem == null) return;
+            if (SelectedGroupItem.users == null) return;
+            Users.Clear();
+            foreach (var item in SelectedGroupItem.users)
+            {
+                Users.Add(item);
+            }
+        }
+
+        private void RemoveUsersByGroup(IGroupUseCase groupUseCase)
+        {
+            if (_selectedGroupItem != null){
+                groupUseCase.RemoveUsersByGroup(_selectedGroupItem.Id);
+            }
+
+            var usersToRemove = Users.Where(user => user.Group.Id == _selectedGroupItem.Id).ToList();
+            foreach (var user in usersToRemove)
+            {
+                Users.Remove(user);
+            }
+        }
+
+        public string? UrlPathSegment { get; }
+        public IScreen HostScreen { get; }
+    }
+}
+

Presence.Desktop/ViewModels/MainWindowViewModels.cs

@@ -0,0 +1,16 @@
+using System;
+using Microsoft.Extensions.DependencyInjection;
+using ReactiveUI;
+
+namespace Presence.Desktop.ViewModels;
+
+public class MainWindowViewModel: ViewModelBase, IScreen
+{
+    public RoutingState Router { get; } = new RoutingState();
+
+    public MainWindowViewModel(IServiceProvider serviceProvider)
+    {
+        var groupViewModel = serviceProvider.GetRequiredService<GroupViewModel>();
+        Router.Navigate.Execute(groupViewModel);
+    }
+}

Presence.Desktop/ViewModels/PresenceViewModel.cs

@@ -0,0 +1,11 @@
+using ReactiveUI;
+
+namespace Presence.Desktop.ViewModels;
+
+public class PresenceViewModel: ViewModelBase, IRoutableViewModel
+{
+    public string? UrlPathSegment { get; }
+    public IScreen HostScreen { get; }
+}
+
+ 

Presence.Desktop/ViewModels/ViewModelBase.cs

@@ -0,0 +1,8 @@
+using ReactiveUI;
+
+namespace Presence.Desktop.ViewModels
+{
+    public class ViewModelBase : ReactiveObject
+    {
+    }
+}

Presence.Desktop/Views/GroupView.axaml

@@ -0,0 +1,56 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:vm="using:Presence.Desktop.ViewModels"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="Presence.Desktop.Views.GroupView"
+        x:DataType="vm:GroupViewModel">
+
+    <Design.DataContext>
+        <vm:GroupViewModel/>
+    </Design.DataContext>
+
+    <DockPanel Background="Azure">
+        <!-- Панель с кнопками справа, окрашена в серый -->
+        <StackPanel Width="200" DockPanel.Dock="Right" HorizontalAlignment="Center" Background="Gray">
+            <!-- Две кнопки сверху -->
+            <Button Content="remove" HorizontalAlignment="Center" Margin="10" Command="{Binding ButtonRemoveUsersByGroup}"/>
+            <Button Content="create" HorizontalAlignment="Center" Margin="10"/>
+        </StackPanel>
+
+        <!-- Содержание на остальной части экрана -->
+        <StackPanel DockPanel.Dock="Bottom">
+            <TextBlock Text="List ↑" HorizontalAlignment="Center"/>
+        </StackPanel>
+
+        <StackPanel 
+            Spacing="10"
+            HorizontalAlignment="Center"
+            DockPanel.Dock="Top"
+            Orientation="Horizontal">
+            <TextBlock Text="Combobox ->"/>
+            <ComboBox  ItemsSource="{Binding Groups}" SelectedValue="{Binding SelectedGroupItem}">
+                <ComboBox.ItemTemplate>
+                    <DataTemplate>
+                        <TextBlock Text="{Binding Name}"/>
+                    </DataTemplate>
+                </ComboBox.ItemTemplate>
+            </ComboBox>
+            <ComboBox/>
+            <ComboBox/>
+        </StackPanel>
+
+        <Border>
+            <ListBox Background="Bisque" ItemsSource="{Binding Users}">
+                <ListBox.ItemTemplate>
+                    <DataTemplate>
+                        <StackPanel Orientation="Horizontal">
+                            <TextBlock Text="{Binding Name}" FontSize="16" Foreground="Black"/>
+                        </StackPanel>
+                    </DataTemplate>
+                </ListBox.ItemTemplate>
+            </ListBox>
+        </Border>
+    </DockPanel>
+</UserControl>

Presence.Desktop/Views/GroupView.axaml.cs

@@ -0,0 +1,17 @@
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Avalonia.ReactiveUI;
+using Presence.Desktop.ViewModels;
+using ReactiveUI;
+
+namespace Presence.Desktop.Views
+{
+    public partial class GroupView : ReactiveUserControl<GroupViewModel>
+    {
+        public GroupView()
+        {
+            this.WhenActivated(disposables => { });
+            AvaloniaXamlLoader.Load(this);
+        }
+    }
+}

Presence.Desktop/Views/MainWindow.axaml

@@ -0,0 +1,19 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:app="clr-namespace:Presence.Desktop"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:vm="using:Presence.Desktop.ViewModels"
+        xmlns:reactiveUi="http://reactiveui.net"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="Presence.Desktop.Views.MainWindow"
+        x:DataType="vm:MainWindowViewModel"
+        Title="MainWindow">
+    <DockPanel>
+        <reactiveUi:RoutedViewHost Router="{Binding Router}" DockPanel.Dock="Right" Background="AliceBlue">
+            <reactiveUi:RoutedViewHost.ViewLocator>
+                <app:ViewLocator/>
+            </reactiveUi:RoutedViewHost.ViewLocator>
+        </reactiveUi:RoutedViewHost>
+    </DockPanel>
+</Window>

Presence.Desktop/Views/MainWindow.axaml.cs

@@ -0,0 +1,18 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Avalonia.ReactiveUI;
+using Presence.Desktop.ViewModels;
+using ReactiveUI;
+
+namespace Presence.Desktop.Views;
+
+public partial class MainWindow : ReactiveWindow<MainWindowViewModel>
+{
+    public MainWindow()
+    {
+        this.WhenActivated(disposables => { });
+        AvaloniaXamlLoader.Load(this);
+
+    }
+}

Presence.Desktop/Views/PresenceView.axaml

@@ -0,0 +1,8 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             x:Class="Presence.Desktop.Views.PresenceView">
+    Welcome to Avalonia!
+</UserControl>

Presence.Desktop/Views/PresenceView.axaml.cs

@@ -0,0 +1,16 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Avalonia.ReactiveUI;
+using Presence.Desktop.ViewModels;
+using ReactiveUI;
+
+namespace Presence.Desktop.Views;
+
+public partial class PresenceView : ReactiveUserControl<PresenceViewModel>
+{
+    public PresenceView()
+    {
+        this.WhenActivated(disposables => { });
+        AvaloniaXamlLoader.Load(this);    }
+}

Presence.Desktop/app.manifest

@@ -0,0 +1,18 @@
+	<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <!-- This manifest is used on Windows only.
+       Don't remove it as it might cause problems with window transparency and embedded controls.
+       For more details visit https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests -->
+  <assemblyIdentity version="1.0.0.0" name="Presence.Desktop.Desktop"/>
+
+   <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- A list of the Windows versions that this application has been tested on
+           and is designed to work with. Uncomment the appropriate elements
+           and Windows will automatically select the most compatible environment. -->
+
+       <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+    </application>
+  </compatibility>
+</assembly>

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

@@ -0,0 +1,14 @@
+{
+  "runtimeOptions": {
+    "tfm": "net8.0",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "8.0.0"
+    },
+    "configProperties": {
+      "System.Reflection.NullabilityInfoContext.IsSupported": true,
+      "System.Runtime.InteropServices.BuiltInComInterop.IsSupported": true,
+      "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization": false
+    }
+  }
+}