create desktop from jykov

Presence.Desktop/App.axaml

@@ -0,0 +1,15 @@
+<Application xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="Presence.Desktop.App"
+             xmlns:local="using:Presence.Desktop"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
+
+    <Application.DataTemplates>
+        <local:ViewLocator/>
+    </Application.DataTemplates>
+  
+    <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<MainWindowViewModel>();
+
+            if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+            {
+                desktop.MainWindow = new MainWindow
+                {
+                    DataContext = mainViewModel,
+                };
+            }
+
+            base.OnFrameworkInitializationCompleted();
+        }
+
+    }
+}

Presence.Desktop/DI/ServiceColletionExtensions.cs

@@ -0,0 +1,27 @@
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.Repository;
+using Demo.Domain.UseCase;
+using Microsoft.Extensions.DependencyInjection;
+using Presence.Desktop.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+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<MainWindowViewModel>();
+        }
+    }
+}

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/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 +1,34 @@
+<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>
+    <Folder Include="Models\" />
+    <AvaloniaResource Include="Assets\**" />
+  </ItemGroup>
+
+  <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.Abstractions" 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 +1,32 @@
+using Avalonia.Controls;
+using Avalonia.Controls.Templates;
+using Presence.Desktop.ViewModels;
+using System;
+
+namespace Presence.Desktop
+{
+    public class ViewLocator : IDataTemplate
+    {
+
+        public Control? Build(object? param)
+        {
+            if (param is null)
+                return null;
+
+            var name = param.GetType().FullName!.Replace("ViewModel", "View", StringComparison.Ordinal);
+            var type = Type.GetType(name);
+
+            if (type != null)
+            {
+                return (Control)Activator.CreateInstance(type)!;
+            }
+
+            return new TextBlock { Text = "Not Found: " + name };
+        }
+
+        public bool Match(object? data)
+        {
+            return data is ViewModelBase;
+        }
+    }
+}

Presence.Desktop/ViewModels/MainWindowViewModel.cs

@@ -0,0 +1,72 @@
+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.Linq;
+using Tmds.DBus.Protocol;
+
+namespace Presence.Desktop.ViewModels
+{
+    public class MainWindowViewModel : ViewModelBase
+    {
+        private readonly IGroupUseCase _groupService;
+        private List<GroupPresenter> groupPresentersDataSource = new List<GroupPresenter>();
+        private ObservableCollection<GroupPresenter> _groups;
+        public ObservableCollection<GroupPresenter> Groups => _groups;
+
+        public GroupPresenter? SelectedGroupItem { 
+            get => _selectedGroupItem; 
+            set => this.RaiseAndSetIfChanged(ref _selectedGroupItem, value); }
+
+        private GroupPresenter? _selectedGroupItem;
+
+
+
+        public ObservableCollection<UserPresenter> Users { get => _users;}
+        public ObservableCollection<UserPresenter> _users;
+        public MainWindowViewModel(IGroupUseCase groupUseCase)
+        {
+            _groupService = groupUseCase;
+
+            foreach (var item in _groupService.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());
+
+        }
+
+        private void SetUsers()
+        {
+            if(SelectedGroupItem == null) return;
+            if (SelectedGroupItem.users == null) return;
+            Users.Clear();
+            foreach (var item in SelectedGroupItem.users)
+            {
+                Users.Add(item);
+            }
+        }
+    }
+}

Presence.Desktop/ViewModels/ViewModelBase.cs

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

Presence.Desktop/Views/MainWindow.axaml

@@ -0,0 +1,47 @@
+<Window 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.MainWindow"
+        x:DataType="vm:MainWindowViewModel"
+        Icon="/Assets/avalonia-logo.ico"
+        Title="Presence.Desktop">
+
+    <Design.DataContext>
+        <vm:MainWindowViewModel/>
+    </Design.DataContext>
+	<DockPanel Background="Azure">
+		<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}" />
+						</StackPanel>
+					</DataTemplate>
+				</ListBox.ItemTemplate>
+			</ListBox>
+		</Border>
+	</DockPanel>
+</Window>

Presence.Desktop/Views/MainWindow.axaml.cs

@@ -0,0 +1,12 @@
+using Avalonia.Controls;
+
+namespace Presence.Desktop.Views
+{
+    public partial class MainWindow : Window
+    {
+        public MainWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}

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.sln

@@ -13,6 +13,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "data", "data\data.csproj",
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "presence_api", "presence_api\presence_api.csproj", "{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Presence.Desktop", "Presence.Desktop\Presence.Desktop.csproj", "{7B4467D9-1176-4C11-8940-7D0559ED6593}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -42,5 +44,9 @@ Global
 		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7B4467D9-1176-4C11-8940-7D0559ED6593}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7B4467D9-1176-4C11-8940-7D0559ED6593}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7B4467D9-1176-4C11-8940-7D0559ED6593}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7B4467D9-1176-4C11-8940-7D0559ED6593}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal