misc

Directory.Packages.props

@@ -7,6 +7,7 @@
     <!-- Avalonia packages -->
     <!-- Important: keep version in sync! -->
     <PackageVersion Include="Avalonia" Version="11.2.1" />
+    <PackageVersion Include="Avalonia.Controls.DataGrid" Version="11.2.1" />
     <PackageVersion Include="Avalonia.Themes.Fluent" Version="11.2.1" />
     <PackageVersion Include="Avalonia.Fonts.Inter" Version="11.2.1" />
     <PackageVersion Include="Avalonia.Diagnostics" Version="11.2.1" />
@@ -15,14 +16,18 @@
     <PackageVersion Include="Avalonia.Browser" Version="11.2.1" />
     <PackageVersion Include="Avalonia.Android" Version="11.2.1" />
     <PackageVersion Include="Avalonia.ReactiveUI" Version="11.2.1" />
+    <PackageVersion Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageVersion>
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.0" />
     <PackageVersion Include="Npgsql" Version="8.0.5" />
     <PackageVersion Include="Pure.DI" Version="2.1.38" />
     <PackageVersion Include="Xamarin.AndroidX.Core.SplashScreen" Version="1.0.1.1" />
-
+    <PackageVersion Include="coverlet.collector" Version="6.0.2" />
-    <PackageVersion Include="coverlet.collector" Version="6.0.2"/>
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1"/>
+    <PackageVersion Include="xunit" Version="2.9.2" />
-    <PackageVersion Include="xunit" Version="2.9.2"/>
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2"/>
   </ItemGroup>
 </Project>

pgLabII/App.axaml

@@ -13,9 +13,7 @@
     <Application.Styles>
         <FluentTheme />
         <StyleInclude Source="avares://Avalonia.Controls.ColorPicker/Themes/Fluent/Fluent.xaml" />
+        <StyleInclude Source="avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml"/>
     </Application.Styles>
 
-  <Application.Resources>
-     <app:Composition x:Key="Composition" />
-  </Application.Resources>
 </Application>

pgLabII/App.axaml.cs

@@ -1,6 +1,9 @@
 using Avalonia;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
+using pgLabII.Infra;
 using pgLabII.ViewModels;
 using pgLabII.Views;
 
@@ -15,27 +18,37 @@ public partial class App : Application
 
     public override void OnFrameworkInitializationCompleted()
     {
-        if (Resources[nameof(Composition)] is Composition composition)
+        // If you use CommunityToolkit, line below is needed to remove Avalonia data validation.
+        // Without this line you will get duplicate validations from both Avalonia and CT
+        // BindingPlugins.DataValidators.RemoveAt(0);
+
+        // Register all the services needed for the application to run
+        var collection = new ServiceCollection();
+        collection.AddCommonServices();
+
+        // Creates a ServiceProvider containing services from the provided IServiceCollection
+        var services = collection.BuildServiceProvider();
+
+        MigrateLocalDb(services);
+
+        MainWindow win = services.GetRequiredService<MainWindow>();
+        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
         {
-            switch (ApplicationLifetime)
+            desktop.MainWindow = win;
-            {
+        }
-                case IClassicDesktopStyleApplicationLifetime desktop:
+        else if (ApplicationLifetime is ISingleViewApplicationLifetime singleViewPlatform)
-                    desktop.MainWindow = composition.MainWindow;
+        {
-                    break;
+            singleViewPlatform.MainView = win;
-
-                case ISingleViewApplicationLifetime singleViewPlatform:
-                    singleViewPlatform.MainView = composition.MainWindow;
-                    break;
-            }
-
-            // Handles disposables
-            if (ApplicationLifetime is IControlledApplicationLifetime controlledApplicationLifetime)
-            {
-                //controlledApplicationLifetime.Exit += (_, _) => composition.Dispose();
-            }
         }
 
         base.OnFrameworkInitializationCompleted();
     }
 
+    private void MigrateLocalDb(ServiceProvider services)
+    {
+        using var scope = services.CreateScope();
+
+        var db = services.GetRequiredService<LocalDb>();
+        //db.Database.Migrate();
+    }
 }

pgLabII/Composition.cs

@@ -1,20 +0,0 @@
-using pgLabII.ViewModels;
-using pgLabII.Views;
-using Pure.DI;
-using static Pure.DI.Lifetime;
-
-namespace pgLabII;
-
-internal partial class Composition
-{
-    public void Setup() => DI.Setup()
-        .Root<MainWindow>(nameof(MainWindow))
-//        .Root<ServerListView>(nameof(ServerListView))
-        .Root<MainViewModel>(nameof(MainViewModel))
-//        .Bind().As(Singleton).To<MainViewModel>()
-
-        .Root<ServerListViewModel>(nameof(ServerListViewModel))
-//        .Bind().As(Singleton).To<ServerListViewModel>()
-        ;
-
-}

pgLabII/ConnectionManager/ConnectionRepository.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace pgLabII.ConnectionManager;
+internal class ConnectionRepository
+{
+}

pgLabII/Infra/ColorConverter.cs

@@ -0,0 +1,13 @@
+using Avalonia.Media;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace pgLabII.Infra;
+
+public class ColorConverter : ValueConverter<Color, uint>
+{
+    public ColorConverter()
+        : base(
+            v => v.ToUInt32(),
+            v => Color.FromUInt32(v))
+    { }
+}

pgLabII/Infra/LocalDb.cs

@@ -0,0 +1,58 @@
+using System;
+using Avalonia.Media;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+using pgLabII.Model;
+
+namespace pgLabII.Infra;
+
+internal class LocalDb : DbContext
+{
+    public DbSet<ServerConfiguration> ServerConfigurations => Set<ServerConfiguration>();
+
+    public string DbPath { get; }
+
+    public LocalDb()
+    {
+        var folder = Environment.SpecialFolder.LocalApplicationData;
+        var path = Environment.GetFolderPath(folder);
+        DbPath = System.IO.Path.Join(path, "local.db");
+    }
+
+    // The following configures EF to create a Sqlite database file in the
+    // special "local" folder for your platform.
+    protected override void OnConfiguring(DbContextOptionsBuilder options)
+        => options.UseSqlite($"Data Source={DbPath}");
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+
+
+        new ServerConfigurationEntityConfiguration().Configure(modelBuilder.Entity<ServerConfiguration>());
+    }
+
+    protected override void ConfigureConventions(ModelConfigurationBuilder configurationBuilder)
+    {
+        base.ConfigureConventions(configurationBuilder);
+
+        configurationBuilder
+            .Properties<Color>()
+            .HaveConversion<ColorConverter>();
+    }
+}
+
+public class ServerConfigurationEntityConfiguration : IEntityTypeConfiguration<ServerConfiguration>
+{
+    public void Configure(EntityTypeBuilder<ServerConfiguration> b)
+    {
+        b.HasKey(e => e.Id);
+    }
+}
+
+public class ServerUserEntityConfiguration : IEntityTypeConfiguration<ServerUser>
+{
+    public void Configure(EntityTypeBuilder<ServerUser> b)
+    {
+        b.HasKey(e => e.Id);
+    }
+}

pgLabII/Model/Database.cs

@@ -0,0 +1,9 @@
+namespace pgLabII.Model;
+
+public class Database
+{
+    public int Oid { get; set; }
+    public string Name { get; set; } = "";
+    public int OwnerId { get; set; }
+
+}

pgLabII/Model/ServerConfiguration.cs

@@ -7,18 +7,19 @@ using Npgsql;
 using pgLabII.Views;
 using ReactiveUI;
 
-namespace pgLabII.ViewModels;
+namespace pgLabII.Model;
 
 public class ServerConfiguration : ReactiveObject
 {
-    private Color? _color;
+    private Color _color;
+    private bool _colorEnabled = true;
     public Guid Id { get; set; } = Guid.NewGuid();
     /// <summary>
     /// For the user to help him identify the item
     /// </summary>
     public string Name { get; set; } = "";
 
-    public Color? Color
+    public Color Color
     {
         get => _color;
         set
@@ -32,13 +33,27 @@ public class ServerConfiguration : ReactiveObject
         }
     }
 
+    public bool ColorEnabled
+    {
+        get => _colorEnabled;
+        set
+        {
+            if (_colorEnabled != value)
+            {
+                _colorEnabled = value;
+                this.RaisePropertyChanged();
+                this.RaisePropertyChanged(propertyName: nameof(BackgroundBrush));
+            }
+        }
+    }
+
     public string Host { get; set; } = "";
     public ushort Port { get; set; } = 5432;
     public string InitialDatabase { get; set; } = "";
     public SslMode DefaultSslMode { get; set; } = SslMode.Prefer;
-    public IBrush? BackgroundBrush => Color.HasValue ? new SolidColorBrush(Color.Value) : null; 
+    public IBrush? BackgroundBrush => ColorEnabled ? new SolidColorBrush(Color) : null;
 
-    public ObservableCollection<ServerUser> Users { get; } = [];
+    public ServerUser User { get; set; } = new();
 
     public ReactiveCommand<Unit, Unit> EditCommand { get; }
 
@@ -46,9 +61,22 @@ public class ServerConfiguration : ReactiveObject
     {
         EditCommand = ReactiveCommand.Create(() =>
         {
-            EditServerConfigurationWindow window = new() { DataContext = this };
+            EditServerConfigurationWindow window = new() { DataContext = this, New = false };
             window.Show();
         });
     }
+
+    public ServerConfiguration(ServerConfiguration src)
+        : this()
+    {
+        Color = src.Color;
+        ColorEnabled = src.ColorEnabled;
+        Id = src.Id;
+        Name = src.Name;
+        Port = src.Port;
+        InitialDatabase = src.InitialDatabase;
+        DefaultSslMode = src.DefaultSslMode;
+        User = src.User;
+    }
 }
 

pgLabII/Model/ServerUser.cs

@@ -1,11 +1,11 @@
-using Npgsql;
+using System;
-using pgLabII.ViewModels;
 
-namespace pgLabII.ViewModels;
+namespace pgLabII.Model;
 
 public class ServerUser : ViewModelBase
 {
+    public Guid Id { get; set; }
+    public Guid ServerConfigurationId { get; set; }
     public string Name { get; set; } = "";
     public string Password { get; set; } = "";
-    public SslMode? SslModeOverride { get; set; }
 }

pgLabII/ServiceCollectionExtensions.cs

@@ -0,0 +1,31 @@
+using Microsoft.Extensions.DependencyInjection;
+using pgLabII.Infra;
+using pgLabII.ViewModels;
+using pgLabII.Views;
+
+namespace pgLabII;
+
+internal static class ServiceCollectionExtensions
+{
+    public static void AddCommonServices(this IServiceCollection collection)
+    {
+        collection.AddTransient<MainWindow>();
+        collection.AddTransient<MainViewModel>();
+        collection.AddTransient<ServerListViewModel>();
+        collection.AddScoped<LocalDb>();
+    }
+}
+
+/*
+ *         .Root<MainWindow>(nameof(MainWindow))
+        //        .Root<ServerListView>(nameof(ServerListView))
+        .Root<MainViewModel>(nameof(MainViewModel))
+        //        .Bind().As(Singleton).To<MainViewModel>()
+
+        .Root<ServerListViewModel>(nameof(ServerListViewModel))
+        .Bind().As(Scoped).To<LocalDb>()
+        .Root<LocalDb>(nameof(LocalDb))
+        //        .Bind().As(Singleton).To<ServerListViewModel>()
+        ;
+
+*/

pgLabII/ViewModels/EditServerConfigurationViewModel.cs

@@ -0,0 +1,33 @@
+using System.Reactive;
+using pgLabII.Model;
+using ReactiveUI;
+
+namespace pgLabII.ViewModels;
+
+public class EditServerConfigurationViewModel : ViewModelBase
+{
+    public ServerConfiguration Configuration { get; set; }
+
+    public ReactiveCommand<Unit, Unit> SaveAndCloseCommand { get; }
+    public ReactiveCommand<Unit, Unit> CloseCommand { get; }
+
+    public EditServerConfigurationViewModel()
+    {
+        Configuration = new();
+
+        SaveAndCloseCommand = ReactiveCommand.Create(() =>
+        {
+        });
+        CloseCommand = ReactiveCommand.Create(() =>
+        {
+        });
+    }
+
+    public EditServerConfigurationViewModel(ServerConfiguration configuration)
+        : this()
+    {
+        Configuration = configuration;
+    }
+
+
+}

pgLabII/ViewModels/MainViewModel.cs

@@ -1,4 +1,7 @@
 
+using System;
+using Microsoft.Extensions.DependencyInjection;
+
 namespace pgLabII.ViewModels;
 
 public class MainViewModel : ViewModelBase

pgLabII/ViewModels/ServerListViewModel.cs

@@ -1,10 +1,9 @@
-using System;
+using System.Collections.ObjectModel;
-using System.Collections.ObjectModel;
-using System.Linq;
 using ReactiveUI;
 using System.Reactive;
 using Avalonia.Media;
-using DynamicData;
+using pgLabII.Views;
+using pgLabII.Model;
 
 namespace pgLabII.ViewModels;
 
@@ -14,20 +13,29 @@ public class ServerListViewModel : ViewModelBase
         [
             new ServerConfiguration()
             {
-                Name = "Foo",
+                Name = "Local pg15",
                 Color = Colors.Aquamarine,
-                Host = "db.host.nl"
+                ColorEnabled = true,
+                Host = "localhost",
+                Port = 5434,
+                User = new ()
+                    {
+                        Name = "postgres",
+                        Password = "admin",
+                    }, 
             },
             new ServerConfiguration()
             {
                 Name = "Bar",
-                Color = Colors.Bisque,
+                ColorEnabled = false,
                 Host = "db.host.nl"
             }
         ];
 
     public ReactiveCommand<ServerConfiguration, Unit> RemoveServerCommand { get; }
     
+    public ReactiveCommand<Unit, Unit> AddServerCommand { get; }
+
     public ServerListViewModel()
     {
         RemoveServerCommand = ReactiveCommand.Create<ServerConfiguration, Unit>((sc) =>
@@ -35,5 +43,12 @@ public class ServerListViewModel : ViewModelBase
             ServerConfigurations.Remove(sc);
             return Unit.Default;
         });
+        
+        AddServerCommand = ReactiveCommand.Create(() =>
+        {
+            ServerConfiguration sc = new();
+            EditServerConfigurationWindow window = new() { DataContext = sc, New = true };
+            window.Show();
+        });
     }
 }

pgLabII/ViewModels/ServerViewModel.cs

@@ -0,0 +1,9 @@
+namespace pgLabII.ViewModels;
+
+/// <summary>
+/// Toplevel viewmodel for the global resources of a postgresql installation.
+/// </summary>
+public class ServerViewModel : ViewModelBase
+{
+    
+}

pgLabII/Views/DatabaseListView.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="pgLabII.Views.DatabaseListView">
+    Welcome to Avalonia!
+</UserControl>

pgLabII/Views/DatabaseListView.axaml.cs

@@ -0,0 +1,14 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+
+namespace pgLabII.Views;
+
+public partial class DatabaseListView : UserControl
+{
+    public DatabaseListView()
+    {
+        InitializeComponent();
+    }
+}
+

pgLabII/Views/EditServerConfigurationWindow.axaml

@@ -4,26 +4,28 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
         xmlns:vm="clr-namespace:pgLabII.ViewModels"
-        x:DataType="vm:ServerConfiguration"
+        x:DataType="vm:EditServerConfigurationViewModel"
         x:Class="pgLabII.Views.EditServerConfigurationWindow"
         Title="EditServerConfiguration">
     <Design.DataContext>
         <!-- This only sets the DataContext for the previewer in an IDE,
          to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
-        <vm:ServerConfiguration />
+      <vm:EditServerConfigurationViewModel />
     </Design.DataContext>
     
     <StackPanel HorizontalAlignment="Stretch" VerticalAlignment="Top">
             <TextBlock>Name:</TextBlock>
-            <TextBox Text="{Binding Name}"/>
+            <TextBox Text="{Binding Configuration.Name}"/>
             
             <TextBlock>Color:</TextBlock>
             <StackPanel Orientation="Horizontal">
-                <ColorPicker Color="{Binding Color}"/>
+                <CheckBox IsChecked="{Binding Configuration.ColorEnabled}"/>
+                <ColorPicker Color="{Binding Configuration.Color}"
+                />
             </StackPanel>
             
             <TextBlock>Host:</TextBlock>
-            <TextBox Text="{Binding Host}"/>
+            <TextBox Text="{Binding Configuration.Host}"/>
             
     </StackPanel>
 </Window>

pgLabII/Views/EditServerConfigurationWindow.axaml.cs

@@ -1,6 +1,7 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
+using pgLabII.ViewModels;
 
 namespace pgLabII.Views;
 
@@ -9,6 +10,11 @@ public partial class EditServerConfigurationWindow : Window
     public EditServerConfigurationWindow()
     {
         InitializeComponent();
+
+        DataContext = new EditServerConfigurationViewModel(
+            new());
     }
+
+    public bool New { get; set; }
 }
 

pgLabII/Views/MainView.axaml

@@ -7,9 +7,19 @@
              xmlns:app="clr-namespace:pgLabII"
              DataContext="{StaticResource Composition}"
              x:Class="pgLabII.Views.MainView"
-             x:DataType="app:Composition">
+             x:DataType="vm:MainViewModel">
+  <Design.DataContext>
+    <!-- This only sets the DataContext for the previewer in an IDE,
+         to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
+    <vm:MainViewModel />
+  </Design.DataContext>
   
-  <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" DataContext="{Binding MainViewModel}">
+  <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
     <TextBlock Text="{Binding Greeting}" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+    <DataGrid>
+      <DataGrid.Columns >
+        
+      </DataGrid.Columns>
+    </DataGrid>
   </StackPanel>
 </UserControl>

pgLabII/Views/MainWindow.axaml.cs

@@ -1,11 +1,13 @@
-using Avalonia.Controls;
+using Avalonia.Controls;
+using pgLabII.ViewModels;
 
 namespace pgLabII.Views;
 
 public partial class MainWindow : Window
 {
-    public MainWindow()
+    public MainWindow(ServerListViewModel model)
     {
+        DataContext = model;
         InitializeComponent();
     }
 }

pgLabII/Views/ServerListView.axaml

@@ -6,55 +6,61 @@
              xmlns:vm="clr-namespace:pgLabII.ViewModels"
              xmlns:app="clr-namespace:pgLabII"
              DataContext="{StaticResource Composition}"
-             x:DataType="app:Composition"
+             x:DataType="vm:ServerListViewModel"
              x:Class="pgLabII.Views.ServerListView">
-  <StackPanel x:Name="ServerList" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" DataContext="{Binding ServerListViewModel}">
+  <Design.DataContext>
-    <ListBox x:Name="Servers" ItemsSource="{Binding ServerConfigurations}">
+    <!-- This only sets the DataContext for the previewer in an IDE,
-      <ListBox.ItemTemplate >
+         to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
-        <DataTemplate>
+    <vm:ServerListViewModel />
-          <Border BorderBrush="{Binding BackgroundBrush}" BorderThickness="2">
+  </Design.DataContext>
-            <Grid ColumnDefinitions="*,*">
-              <StackPanel 
-                    Orientation="Vertical" 
-                    HorizontalAlignment="Stretch"
-                    Grid.Row="0"
-                    Grid.Column="0"
-                    >
-                <TextBlock Text="{Binding Name}" FontSize="18"/>
-                <StackPanel Orientation="Horizontal">
-                      <TextBlock Text="{Binding Host}" />
-                      <TextBlock Text=":" />
-                      <TextBlock Text="{Binding Port}" />
-                </StackPanel>
   
-              </StackPanel>
+    <StackPanel x:Name="ServerList" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
+        <Grid ColumnDefinitions="Auto,*,Auto">
+            <Button Grid.Column="2" Content="+" Command="{Binding AddServerCommand}"/>
+        </Grid>
+        <ListBox x:Name="Servers" ItemsSource="{Binding ServerConfigurations}">
+            <ListBox.ItemTemplate>
+                <DataTemplate>
+                    <Border BorderBrush="{Binding BackgroundBrush}" BorderThickness="2">
+                        <Grid ColumnDefinitions="*,*">
+                            <StackPanel
+                                Orientation="Vertical"
+                                HorizontalAlignment="Stretch"
+                                Grid.Row="0"
+                                Grid.Column="0">
+                                <TextBlock Text="{Binding Name}" FontSize="18" />
+                                <StackPanel Orientation="Horizontal">
+                                    <TextBlock Text="{Binding Host}" />
+                                    <TextBlock Text=":" />
+                                    <TextBlock Text="{Binding Port}" />
+                                </StackPanel>
 
-              <StackPanel 
+                            </StackPanel>
-                    Orientation="Horizontal" 
+
-                    HorizontalAlignment="Right"
+                            <StackPanel
-                    Grid.Row="0"
+                                Orientation="Horizontal"
-                    Grid.Column="1"
+                                HorizontalAlignment="Right"
-                    >
+                                Grid.Row="0"
-              <Button>DB</Button>
+                                Grid.Column="1">
-              <Button>Server</Button>
+                                <Button>DB</Button>
-                <Button Content="...">
+                                <Button>Server</Button>
-                  <Button.Flyout>
+                                <Button Content="...">
-                    <MenuFlyout>
+                                    <Button.Flyout>
-                      <MenuItem Header="Edit" Command="{Binding EditCommand}"/>
+                                        <MenuFlyout>
-                      <Separator/>
+                                            <MenuItem Header="Edit" Command="{Binding EditCommand}" />
-                      <MenuItem Header="Remove" 
+                                            <Separator />
-                                Command="{Binding #ServerList.((vm:ServerListViewModel)DataContext).RemoveServerCommand}"
+                                            <MenuItem Header="Remove"
-                                CommandParameter="{Binding .}"
+                                                      Command="{Binding #ServerList.((vm:ServerListViewModel)DataContext).RemoveServerCommand}"
-                                Foreground="Crimson"
+                                                      CommandParameter="{Binding .}"
-                                />
+                                                      Foreground="Crimson" />
-                    </MenuFlyout>
+                                        </MenuFlyout>
-                  </Button.Flyout>
+                                    </Button.Flyout>
-                </Button>
+                                </Button>
-              </StackPanel>
+                            </StackPanel>
-            </Grid>
+                        </Grid>
-          </Border>
+                    </Border>
-        </DataTemplate>
+                </DataTemplate>
-      </ListBox.ItemTemplate>
+            </ListBox.ItemTemplate>
-    </ListBox>  
+        </ListBox>
-  </StackPanel>
+    </StackPanel>
 </UserControl>

pgLabII/Views/ServerListView.axaml.cs

@@ -1,6 +1,5 @@
-using Avalonia;
+using Avalonia.Controls;
-using Avalonia.Controls;
+using pgLabII.ViewModels;
-using Avalonia.Markup.Xaml;
 
 namespace pgLabII.Views;
 
@@ -8,6 +7,8 @@ public partial class ServerListView : UserControl
 {
     public ServerListView()
     {
+        //DataContext = new ServerListViewModel();
+
         InitializeComponent();
     }
 }

pgLabII/Views/ServerWindow.axaml

@@ -0,0 +1,10 @@
+<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:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:views="clr-namespace:pgLabII.Views"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="pgLabII.Views.ServerWindow"
+        Title="ServerWindow">
+    <views:DatabaseListView />
+</Window>

pgLabII/Views/ServerWindow.axaml.cs

@@ -0,0 +1,14 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+
+namespace pgLabII.Views;
+
+public partial class ServerWindow : Window
+{
+    public ServerWindow()
+    {
+        InitializeComponent();
+    }
+}
+

pgLabII/pgLabII.csproj

@@ -12,6 +12,7 @@
 
   <ItemGroup>
     <PackageReference Include="Avalonia" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" />
     <PackageReference Include="Avalonia.Themes.Fluent" />
     <PackageReference Include="Avalonia.Fonts.Inter" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
@@ -20,16 +21,16 @@
       <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
     </PackageReference>
     <PackageReference Include="Avalonia.ReactiveUI" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design">
-    <PackageReference Include="Npgsql" />
-    <PackageReference Include="Pure.DI">
-      <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
     </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" />
+    <PackageReference Include="Npgsql" />
   </ItemGroup>
 
   <ItemGroup>
-    <Folder Include="ConnectionManager\" />
     <Folder Include="Contracts\" />
   </ItemGroup>
 </Project>