pgLabII.PgUtils.Tests/ConnectionStrings/DbConnectionStringBuilderTests.cs

@@ -1,4 +1,5 @@
 using System.Data.Common;
+using Npgsql;
 
 namespace pgLabII.PgUtils.Tests.ConnectionStrings;
 

pgLabII.PgUtils.Tests/ConnectionStrings/NpgsqlCodecTests.cs

@@ -1,4 +1,5 @@
-using Npgsql;
+using System.Collections.Generic;
+using Npgsql;
 using pgLabII.PgUtils.ConnectionStrings;
 
 namespace pgLabII.PgUtils.Tests.ConnectionStrings;

pgLabII.PgUtils.Tests/ConnectionStrings/UrlCodecTests.cs

@@ -1,4 +1,5 @@
-using Npgsql;
+using System.Collections.Generic;
+using Npgsql;
 using pgLabII.PgUtils.ConnectionStrings;
 
 namespace pgLabII.PgUtils.Tests.ConnectionStrings;

pgLabII.PgUtils.Tests/ConnectionStrings/Util/UnitTestTokenizerTests.cs

@@ -1,4 +1,6 @@
-namespace pgLabII.PgUtils.Tests.ConnectionStrings.Util;
+using FluentResults;
+
+namespace pgLabII.PgUtils.Tests.ConnectionStrings.Util;
 
 public class UnitTestTokenizerTests
 {

pgLabII.PgUtils/ConnectionStrings/CodecCommon.cs

@@ -1,4 +1,8 @@
-using System.Globalization;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
 using Npgsql;
 
 namespace pgLabII.PgUtils.ConnectionStrings;

pgLabII.PgUtils/ConnectionStrings/ConnectionStringService.cs

@@ -1,4 +1,7 @@
-using FluentResults;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using FluentResults;
 
 namespace pgLabII.PgUtils.ConnectionStrings;
 
@@ -23,7 +26,7 @@ public sealed class ConnectionStringService : IConnectionStringService
     public static ConnectionStringService CreateDefault()
         => new(new IConnectionStringCodec[] { new LibpqCodec(), new NpgsqlCodec(), new UrlCodec(), new JdbcCodec() });
 
-    public Result<ConnStringFormat> DetectFormat(string? input)
+    public Result<ConnStringFormat> DetectFormat(string input)
     {
         if (string.IsNullOrWhiteSpace(input))
             return Result.Fail<ConnStringFormat>("Empty input");

pgLabII.PgUtils/ConnectionStrings/HostEndpoint.cs

@@ -1,4 +1,6 @@
-namespace pgLabII.PgUtils.ConnectionStrings;
+using System.Collections.Generic;
+
+namespace pgLabII.PgUtils.ConnectionStrings;
 
 public sealed class HostEndpoint
 {

pgLabII.PgUtils/ConnectionStrings/IConnectionStringService.cs

@@ -8,7 +8,7 @@ namespace pgLabII.PgUtils.ConnectionStrings;
 /// </summary>
 public interface IConnectionStringService
 {
-    Result<ConnStringFormat> DetectFormat(string? input);
+    Result<ConnStringFormat> DetectFormat(string input);
 
     Result<ConnectionDescriptor> ParseToDescriptor(string input);
 

pgLabII.PgUtils/ConnectionStrings/JdbcCodec.cs

@@ -1,7 +1,11 @@
-using System.Diagnostics.CodeAnalysis;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
+using System.Linq;
 using System.Text;
 using FluentResults;
+using Npgsql;
 
 namespace pgLabII.PgUtils.ConnectionStrings;
 

pgLabII.PgUtils/ConnectionStrings/NpgsqlCodec.cs

@@ -1,5 +1,7 @@
-using System.Data.Common;
+using System.Collections;
+using System.Data.Common;
 using System.Globalization;
+using System.Text;
 using FluentResults;
 using Npgsql;
 

pgLabII.PgUtils/ConnectionStrings/Pq/PqConnectionStringParser.cs

@@ -1,4 +1,5 @@
-using FluentResults;
+using System.Collections.ObjectModel;
+using FluentResults;
 using Npgsql;
 
 namespace pgLabII.PgUtils.ConnectionStrings;

pgLabII.PgUtils/ConnectionStrings/Pq/PqConnectionStringTokenizer.cs

@@ -1,5 +1,6 @@
 using System.Text;
 using FluentResults;
+using static System.Net.Mime.MediaTypeNames;
 
 namespace pgLabII.PgUtils.ConnectionStrings;
 

pgLabII/App.axaml.cs

@@ -4,6 +4,7 @@ using Avalonia.Markup.Xaml;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
 using pgLabII.Infra;
+using pgLabII.ViewModels;
 using pgLabII.Views;
 
 namespace pgLabII;

pgLabII/ConnectionManager/ConnectionRepository.cs

@@ -1,4 +1,10 @@
-namespace pgLabII.ConnectionManager;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace pgLabII.ConnectionManager;
 internal class ConnectionRepository
 {
 }

pgLabII/Contracts/IEditHistoryManager.cs

@@ -1,4 +1,6 @@
-using pgLabII.Model;
+using System.Collections.Generic;
+using pgLabII.Model;
+using pgLabII.Views.Controls;
 
 namespace pgLabII;
 

pgLabII/EditHistoryManager/EditBuffer.cs

@@ -1,4 +1,5 @@
-using System.Text;
+using System;
+using System.Text;
 
 namespace pgLabII;
 

pgLabII/EditHistoryManager/EditHistoryManager.cs

@@ -1,4 +1,6 @@
-using System.Timers;
+using System;
+using System.Collections.Generic;
+using System.Timers;
 using pgLabII.Infra;
 using pgLabII.Model;
 
@@ -11,7 +13,7 @@ public class EditHistoryManager : IEditHistoryManager
     private readonly List<EditHistoryEntry> _pendingEdits = new();
     private EditBuffer? _currentBuffer;
     private const int BufferTimeoutMs = 500;
-    private readonly System.Timers.Timer _idleFlushTimer;
+    private readonly Timer _idleFlushTimer;
     private readonly object _sync = new object();
 
     public EditHistoryManager(LocalDb db, Document document)
@@ -19,7 +21,7 @@ public class EditHistoryManager : IEditHistoryManager
         _db = db;
         _document = document;
 
-        _idleFlushTimer = new (BufferTimeoutMs)
+        _idleFlushTimer = new Timer(BufferTimeoutMs)
         {
             AutoReset = false,
             Enabled = false

pgLabII/EditHistoryManager/EditOperation.cs

@@ -1,4 +1,6 @@
-namespace pgLabII;
+using System;
+
+namespace pgLabII;
 
 public class EditOperation
 {

pgLabII/Infra/LocalDb.cs

@@ -1,4 +1,6 @@
-using Avalonia.Media;
+using System;
+using Avalonia.Controls.Shapes;
+using Avalonia.Media;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 using pgLabII.Model;

pgLabII/Migrations/LocalDbModelSnapshot.cs

@@ -39,7 +39,7 @@ namespace pgLabII.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("Documents", (string)null);
+                    b.ToTable("Documents");
                 });
 
             modelBuilder.Entity("pgLabII.Model.EditHistoryEntry", b =>
@@ -69,7 +69,7 @@ namespace pgLabII.Migrations
 
                     b.HasIndex("DocumentId", "Timestamp");
 
-                    b.ToTable("EditHistory", (string)null);
+                    b.ToTable("EditHistory");
                 });
 
             modelBuilder.Entity("pgLabII.Model.ServerConfigurationEntity", b =>
@@ -112,7 +112,7 @@ namespace pgLabII.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("ServerConfigurations", (string)null);
+                    b.ToTable("ServerConfigurations");
                 });
 
             modelBuilder.Entity("pgLabII.Model.EditHistoryEntry", b =>

pgLabII/Model/Document.cs

@@ -1,4 +1,7 @@
-namespace pgLabII.Model;
+using System;
+using System.Collections.Generic;
+
+namespace pgLabII.Model;
 
 public class Document
 {

pgLabII/Model/EditHistoryEntry.cs

@@ -1,4 +1,6 @@
-namespace pgLabII.Model;
+using System;
+
+namespace pgLabII.Model;
 
 public class EditHistoryEntry
 {

pgLabII/Model/ServerConfigurationEntity.cs

@@ -1,4 +1,5 @@
-using Npgsql;
+using System;
+using Npgsql;
 
 namespace pgLabII.Model;
 
@@ -14,5 +15,6 @@ public class ServerConfigurationEntity
     public bool ColorEnabled { get; set; } = true;
     public int ColorArgb { get; set; } = unchecked((int)0xFF_33_33_33); // default dark gray
     public string UserName { get; set; } = "";
+    
     public string Password { get; set; } = "";    
 }

pgLabII/Services/DocumentSessionFactory.cs

@@ -1,4 +1,5 @@
-using pgLabII.Infra;
+using System;
+using pgLabII.Infra;
 
 namespace pgLabII.Services;
 

pgLabII/Services/ServerConfigurationMapping.cs

@@ -1,4 +1,8 @@
-using pgLabII.Model;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Npgsql;
+using pgLabII.Model;
 using pgLabII.PgUtils.ConnectionStrings;
 
 namespace pgLabII.Services;

pgLabII/ViewLocator.cs

@@ -1,5 +1,7 @@
+using System;
 using Avalonia.Controls;
 using Avalonia.Controls.Templates;
+using pgLabII.ViewModels;
 
 namespace pgLabII;
 

pgLabII/ViewModels/EditServerConfigurationViewModel.cs

@@ -1,18 +1,35 @@
-using System.Reactive;
+using System;
+using System.Linq;
+using System.Reactive;
 using System.Reactive.Linq;
+using Npgsql;
 using pgLabII.Model;
 using pgLabII.PgUtils.ConnectionStrings;
 using pgLabII.Services;
 using ReactiveUI;
-using ReactiveUI.SourceGenerators;
 
 namespace pgLabII.ViewModels;
 
-public partial class EditServerConfigurationViewModel : ViewModelBase
+public class EditServerConfigurationViewModel : ViewModelBase
 {
-    private readonly IConnectionStringService _service;
-    // Store original for reverting changes
-    private ServerConfigurationViewModel? _originalConfiguration;
+    // Prefer new UI VM; keep old model for compatibility by wrapping when needed
+    public ServerConfigurationViewModel Configuration { get; set; }
+
+    // Connection string IO
+    private string _inputConnectionString = string.Empty;
+    public string InputConnectionString
+    {
+        get => _inputConnectionString;
+        set
+        {
+            this.RaiseAndSetIfChanged(ref _inputConnectionString, value);
+            // auto-detect when input changes and we are in Auto mode
+            if (ForcedFormat == ForcedFormatOption.Auto)
+            {
+                DetectFormat();
+            }
+        }
+    }
 
     public enum ForcedFormatOption
     {
@@ -23,27 +40,50 @@ public partial class EditServerConfigurationViewModel : ViewModelBase
         Jdbc
     }
 
-    public Interaction<bool, bool?> CloseInteraction { get; } = new();
-    // Prefer new UI VM; keep old model for compatibility by wrapping when needed
-    public ServerConfigurationViewModel Configuration { get; set; }
+    private ForcedFormatOption _forcedFormat = ForcedFormatOption.Auto;
+    public ForcedFormatOption ForcedFormat
+    {
+        get => _forcedFormat;
+        set
+        {
+            this.RaiseAndSetIfChanged(ref _forcedFormat, value);
+            // When forcing off Auto, clear detected label; when switching to Auto, re-detect
+            if (value == ForcedFormatOption.Auto)
+                DetectFormat();
+            else
+                DetectedFormat = null;
+        }
+    }
 
-    // Connection string IO
-    [Reactive] public partial string? InputConnectionString { get; set; }
+    private ConnStringFormat? _detectedFormat;
+    public ConnStringFormat? DetectedFormat
+    {
+        get => _detectedFormat;
+        private set => this.RaiseAndSetIfChanged(ref _detectedFormat, value);
+    }
 
-    [Reactive] public partial ForcedFormatOption ForcedFormat { get; set; }
+    private ConnStringFormat _outputFormat = ConnStringFormat.Url;
+    public ConnStringFormat OutputFormat
+    {
+        get => _outputFormat;
+        set => this.RaiseAndSetIfChanged(ref _outputFormat, value);
+    }
 
-    [ObservableAsProperty] private ConnStringFormat? _detectedFormat;
-    [Reactive] public partial ConnStringFormat OutputFormat { get; set; }
-
-    [Reactive] public partial string? OutputConnectionString { get; set; }
+    private string _outputConnectionString = string.Empty;
+    public string OutputConnectionString
+    {
+        get => _outputConnectionString;
+        set => this.RaiseAndSetIfChanged(ref _outputConnectionString, value);
+    }
 
     public ReactiveCommand<Unit, Unit> ParseConnectionStringCommand { get; }
     public ReactiveCommand<Unit, Unit> GenerateConnectionStringCommand { get; }
     public ReactiveCommand<Unit, Unit> CopyOutputConnectionStringCommand { get; }
 
-    public ReactiveCommand<Unit, Unit> SaveCommand { get; }
-    public ReactiveCommand<Unit, Unit> RevertCommand { get; }
+    public ReactiveCommand<Unit, Unit> SaveAndCloseCommand { get; }
+    public ReactiveCommand<Unit, Unit> CloseCommand { get; }
 
+    private readonly IConnectionStringService _service;
 
     public EditServerConfigurationViewModel()
     {
@@ -54,31 +94,25 @@ public partial class EditServerConfigurationViewModel : ViewModelBase
         GenerateConnectionStringCommand = ReactiveCommand.Create(GenerateConnectionString);
         CopyOutputConnectionStringCommand = ReactiveCommand.Create(() => { /* no-op placeholder */ });
 
-        SaveCommand = ReactiveCommand.CreateFromTask(Save);
-        RevertCommand = ReactiveCommand.CreateFromTask(Revert);
-
-        _detectedFormatHelper = this.WhenAnyValue(x => x.ForcedFormat, x => x.InputConnectionString,
-                DetectFormat)
-            .ToProperty(this, x => x.DetectedFormat);
+        SaveAndCloseCommand = ReactiveCommand.Create(() => { });
+        CloseCommand = ReactiveCommand.Create(() => { });
     }
 
     public EditServerConfigurationViewModel(ServerConfigurationViewModel configuration)
         : this()
     {
         Configuration = configuration;
-        InitializeFromCopy();
     }
 
-    private ConnStringFormat? DetectFormat(ForcedFormatOption format, string? input)
+    private void DetectFormat()
     {
-        if (format != ForcedFormatOption.Auto)
-            return null;
-        
-        if (string.IsNullOrWhiteSpace(input)) 
-            return null;
-        
+        if (string.IsNullOrWhiteSpace(InputConnectionString))
+        {
+            DetectedFormat = null;
+            return;
+        }
         var res = _service.DetectFormat(InputConnectionString);
-        return res.IsSuccess ? res.Value : null;
+        DetectedFormat = res.IsSuccess ? res.Value : null;
     }
 
     private void ParseConnectionString()
@@ -139,73 +173,4 @@ public partial class EditServerConfigurationViewModel : ViewModelBase
         if (r.IsSuccess)
             OutputConnectionString = r.Value;
     }
-
-    /// <summary>
-    /// Creates a deep copy of the configuration for editing.
-    /// This ensures changes are isolated until Save is called.
-    /// </summary>
-    private void InitializeFromCopy()
-    {
-        _originalConfiguration = Configuration;
-        
-        // Create a copy of the entity
-        var copiedEntity = new ServerConfigurationEntity
-        {
-            Id = _originalConfiguration.Entity.Id,
-            Name = _originalConfiguration.Entity.Name,
-            Host = _originalConfiguration.Entity.Host,
-            Port = _originalConfiguration.Entity.Port,
-            InitialDatabase = _originalConfiguration.Entity.InitialDatabase,
-            SslMode = _originalConfiguration.Entity.SslMode,
-            ColorEnabled = _originalConfiguration.Entity.ColorEnabled,
-            ColorArgb = _originalConfiguration.Entity.ColorArgb,
-            UserName = _originalConfiguration.Entity.UserName,
-            Password = _originalConfiguration.Entity.Password
-        };
-        
-        // Create a new ViewModel wrapping the copied entity
-        Configuration = new ServerConfigurationViewModel(copiedEntity);
-    }
-
-    /// <summary>
-    /// Copies changes from the edited configuration back to the original.
-    /// </summary>
-    private async Task Save()
-    {
-        if (_originalConfiguration == null) return;
-
-        // Copy all properties from the edited configuration back to the original
-        _originalConfiguration.Name = Configuration.Name;
-        _originalConfiguration.Host = Configuration.Host;
-        _originalConfiguration.Port = Configuration.Port;
-        _originalConfiguration.InitialDatabase = Configuration.InitialDatabase;
-        _originalConfiguration.DefaultSslMode = Configuration.DefaultSslMode;
-        _originalConfiguration.ColorEnabled = Configuration.ColorEnabled;
-        _originalConfiguration.Color = Configuration.Color;
-        _originalConfiguration.UserName = Configuration.UserName;
-        _originalConfiguration.Password = Configuration.Password;
-        
-        await CloseInteraction.Handle(true);
-    }
-
-    /// <summary>
-    /// Reverts to the original configuration, discarding all changes.
-    /// </summary>
-    private async Task Revert()
-    {
-        if (_originalConfiguration == null) return;
-
-        // Copy all properties from the original back to the working configuration
-        Configuration.Name = _originalConfiguration.Name;
-        Configuration.Host = _originalConfiguration.Host;
-        Configuration.Port = _originalConfiguration.Port;
-        Configuration.InitialDatabase = _originalConfiguration.InitialDatabase;
-        Configuration.DefaultSslMode = _originalConfiguration.DefaultSslMode;
-        Configuration.ColorEnabled = _originalConfiguration.ColorEnabled;
-        Configuration.Color = _originalConfiguration.Color;
-        Configuration.UserName = _originalConfiguration.UserName;
-        Configuration.Password = _originalConfiguration.Password;
-        
-        await CloseInteraction.Handle(false);
-    }
 }

pgLabII/ViewModels/MainViewModel.cs

@@ -1,4 +1,8 @@
-namespace pgLabII.ViewModels;
+
+using System;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace pgLabII.ViewModels;
 
 public class MainViewModel : ViewModelBase
 {

pgLabII/ViewModels/QueryToolViewModel.cs

@@ -1,5 +1,8 @@
-using System.Collections.ObjectModel;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
 using System.Reactive;
+using System.Threading.Tasks;
 using Npgsql;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;

pgLabII/ViewModels/ServerConfigurationViewModel.cs

@@ -1,14 +1,14 @@
-using System.Reactive;
+using System;
+using System.Reactive;
 using Avalonia.Media;
 using Npgsql;
 using pgLabII.Model;
 using ReactiveUI;
-using ReactiveUI.SourceGenerators;
 
 namespace pgLabII.ViewModels;
 
 // UI ViewModel that wraps the persistence entity
-public partial class ServerConfigurationViewModel : ReactiveObject
+public class ServerConfigurationViewModel : ReactiveObject
 {
     private readonly ServerConfigurationEntity _entity;
 
@@ -17,7 +17,7 @@ public partial class ServerConfigurationViewModel : ReactiveObject
         _entity = entity ?? throw new ArgumentNullException(nameof(entity));
         EditCommand = ReactiveCommand.Create(() =>
         {
-            var window = new Views.EditServerConfigurationWindow(new(this));
+            var window = new Views.EditServerConfigurationWindow(new(this)) { New = false };
             window.Show();
         });
         ExploreCommand = ReactiveCommand.Create(() =>
@@ -25,10 +25,6 @@ public partial class ServerConfigurationViewModel : ReactiveObject
             var window = new Views.SingleDatabaseWindow(entity);
             window.Show();
         });
-        
-        _backgroundBrushHelper = this.WhenAnyValue(x => x.ColorEnabled, x => x.Color,
-                (enabled, color) => enabled ? new SolidColorBrush(color) : null)
-            .ToProperty(this, x => x.BackgroundBrush);
     }
 
     public ServerConfigurationEntity Entity => _entity;
@@ -72,7 +68,7 @@ public partial class ServerConfigurationViewModel : ReactiveObject
     public bool ColorEnabled
     {
         get => _entity.ColorEnabled;
-        set { if (_entity.ColorEnabled != value) { _entity.ColorEnabled = value; this.RaisePropertyChanged();  } }
+        set { if (_entity.ColorEnabled != value) { _entity.ColorEnabled = value; this.RaisePropertyChanged(); this.RaisePropertyChanged(nameof(BackgroundBrush)); } }
     }
 
     public Color Color
@@ -85,12 +81,12 @@ public partial class ServerConfigurationViewModel : ReactiveObject
             {
                 _entity.ColorArgb = argb; 
                 this.RaisePropertyChanged(); 
+                this.RaisePropertyChanged(nameof(BackgroundBrush));
             }
         }
     }
 
-    //public IBrush? BackgroundBrush => ColorEnabled ? new SolidColorBrush(Color) : null;
-    [ObservableAsProperty] private IBrush? _backgroundBrush;
+    public IBrush? BackgroundBrush => ColorEnabled ? new SolidColorBrush(Color) : null;
 
     public string UserName
     {
@@ -121,7 +117,6 @@ public partial class ServerConfigurationViewModel : ReactiveObject
     }
 
 
-
     public ReactiveCommand<Unit, Unit> EditCommand { get; }
     public ReactiveCommand<Unit, Unit> ExploreCommand { get; }
 }

pgLabII/ViewModels/ServerListViewModel.cs

@@ -3,14 +3,12 @@ using ReactiveUI;
 using System.Reactive;
 using Avalonia.Media;
 using pgLabII.Views;
-using ReactiveUI.SourceGenerators;
+using pgLabII.Model;
 
 namespace pgLabII.ViewModels;
 
-public partial class ServerListViewModel : ViewModelBase
+public class ServerListViewModel : ViewModelBase
 {
-    [Reactive] public partial ServerConfigurationViewModel? SelectedServerConfiguration { get; set; }
-
     public ObservableCollection<ServerConfigurationViewModel> ServerConfigurations { get; } =
         [
             new (new()
@@ -21,7 +19,7 @@ public partial class ServerListViewModel : ViewModelBase
                 Port = 5418,
                 InitialDatabase = "postgres",
                 UserName = "postgres",
-                Password = "admin"
+                Password = "admin",
             })
             {
                 Color = Colors.Aquamarine,
@@ -34,48 +32,22 @@ public partial class ServerListViewModel : ViewModelBase
             }),
         ];
 
-    public ReactiveCommand<ServerConfigurationViewModel?, Unit> ExploreServerCommand { get; }
-    public ReactiveCommand<ServerConfigurationViewModel?, Unit> EditServerCommand { get; }
-    public ReactiveCommand<ServerConfigurationViewModel?, Unit> RemoveServerCommand { get; }
+    public ReactiveCommand<ServerConfigurationViewModel, Unit> RemoveServerCommand { get; }
+    
     public ReactiveCommand<Unit, Unit> AddServerCommand { get; }
 
     public ServerListViewModel()
     {
-        ExploreServerCommand = ReactiveCommand.Create<ServerConfigurationViewModel?, Unit>((sc) =>
+        RemoveServerCommand = ReactiveCommand.Create<ServerConfigurationViewModel, Unit>((sc) =>
         {
-            var conf = sc ?? SelectedServerConfiguration;
-            if (conf is null)
-                return Unit.Default;
-            
-            var window = new Views.SingleDatabaseWindow(conf.Entity);
-            window.Show();
-            return Unit.Default;
-        });
-
-        EditServerCommand = ReactiveCommand.Create<ServerConfigurationViewModel?, Unit>((sc) =>
-        {
-            var conf = sc ?? SelectedServerConfiguration;
-            if (conf is null)
-                return Unit.Default;
-
-            EditServerConfigurationWindow window = new(new(conf));
-            window.Show();
-            return Unit.Default;
-        });
-        
-        RemoveServerCommand = ReactiveCommand.Create<ServerConfigurationViewModel?, Unit>((sc) =>
-        {
-            var conf = sc ?? SelectedServerConfiguration;
-            if (conf is null)
-                return Unit.Default;
-            
-            ServerConfigurations.Remove(conf);
+            ServerConfigurations.Remove(sc);
             return Unit.Default;
         });
         
         AddServerCommand = ReactiveCommand.Create(() =>
         {
-            EditServerConfigurationWindow window = new(new());
+            EditServerConfigurationViewModel vm = new();
+            EditServerConfigurationWindow window = new() { DataContext = vm, New = true };
             window.Show();
         });
     }

pgLabII/Views/Controls/CodeEditorView.axaml.cs

@@ -1,8 +1,12 @@
-using Avalonia;
+using System.IO;
+using Avalonia;
 using Avalonia.Controls;
+using Avalonia.Data;
 using AvaloniaEdit.Document;
 using AvaloniaEdit.TextMate;
 using TextMateSharp.Grammars;
+using System;
+using System.Reactive.Linq;
 
 namespace pgLabII.Views.Controls;
 

pgLabII/Views/DatabaseListView.axaml.cs

@@ -1,4 +1,6 @@
-using Avalonia.Controls;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
 
 namespace pgLabII.Views;
 

pgLabII/Views/EditServerConfigurationWindow.axaml

@@ -12,7 +12,7 @@
     <vm:EditServerConfigurationViewModel />
   </Design.DataContext>
 
-  <Grid Margin="12" RowDefinitions="Auto,Auto,Auto,Auto" ColumnDefinitions="*">
+  <Grid Margin="12" RowDefinitions="Auto,Auto,Auto,Auto,Auto" ColumnDefinitions="*">
     <!-- Basic Details -->
     <StackPanel Grid.Row="0" Spacing="6">
       <TextBlock FontWeight="Bold" Text="Details" Margin="0,0,0,4"/>
@@ -93,10 +93,6 @@
       <TextBox TextWrapping="Wrap" AcceptsReturn="True" MinHeight="60" IsReadOnly="True" Text="{Binding OutputConnectionString}"/>
     </StackPanel>
 
-    <!-- Buttons Row -->
-    <StackPanel Grid.Row="3" Orientation="Horizontal" Spacing="8" Margin="0,12,0,0" HorizontalAlignment="Right">
-      <Button Content="Revert" Command="{Binding RevertCommand}" MinWidth="80"/>
-      <Button Content="Save" Command="{Binding SaveCommand}" MinWidth="80"/>
-    </StackPanel>
+    <!-- Spacer / Future buttons row could go here -->
   </Grid>
 </Window>

pgLabII/Views/EditServerConfigurationWindow.axaml.cs

@@ -1,36 +1,26 @@
-using System.Reactive.Disposables;
-using Avalonia.ReactiveUI;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
 using pgLabII.ViewModels;
-using ReactiveUI;
 
 namespace pgLabII.Views;
 
-public partial class EditServerConfigurationWindow : ReactiveWindow<EditServerConfigurationWindow>
+public partial class EditServerConfigurationWindow : Window
 {
-    private readonly EditServerConfigurationViewModel _viewModel;
     public EditServerConfigurationWindow()
         : this(null)
     {
+
     }
 
     public EditServerConfigurationWindow(EditServerConfigurationViewModel? viewModel)
     {
         InitializeComponent();
 
-        DataContext = _viewModel = viewModel ?? new EditServerConfigurationViewModel(
+        DataContext = viewModel ?? new EditServerConfigurationViewModel(
             new(new()));
-
-        this.WhenActivated(disposables =>
-        {
-            // Subscribe to the CloseInteraction
-            _viewModel!.CloseInteraction.RegisterHandler(interaction =>
-            {
-                //DialogResult = interaction.Input; // true/false/null
-                Close();
-                interaction.SetOutput(true);
-            }).DisposeWith(disposables);
-        });        
     }
 
+    public bool New { get; set; }
 }
 

pgLabII/Views/ServerListView.axaml

@@ -15,35 +15,56 @@
   </Design.DataContext>
   
     <StackPanel x:Name="ServerList" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
-        <StackPanel Orientation="Horizontal" 
+        <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"
-                    VerticalAlignment="Top">
-            <Button Content="New" 
-                    Command="{Binding AddServerCommand}"/>
-            <Button Content="Edit" 
-                    Command="{Binding EditServerCommand}"/>
-            <Button Content="Open" 
-                    Command="{Binding ExploreServerCommand}"/>
+                                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}" />
+                                  <TextBlock Text="/" />
+                                  <TextBlock Text="{Binding InitialDatabase}" />
                                 </StackPanel>
 
-        <DataGrid ItemsSource="{Binding ServerConfigurations}"
-                  SelectedItem="{Binding SelectedServerConfiguration, Mode=TwoWay}"
-                  HorizontalAlignment="Stretch" 
-                  VerticalAlignment="Stretch"
-                  AutoGenerateColumns="False"
-                  IsReadOnly="True"
-                  GridLinesVisibility="All"
-                  BorderThickness="1">
-            <DataGrid.Columns>
-                <DataGridTextColumn Header="Name"  Binding="{Binding Name}"/>
-                <DataGridTextColumn Header="Host" Binding="{Binding Host}" />
-                <DataGridTextColumn Header="Port" Binding="{Binding Port}" />
-                <DataGridTextColumn Header="Db" Binding="{Binding InitialDatabase}" />
-                <DataGridTextColumn Header="User" Binding="{Binding UserName}" />
-                <DataGridTextColumn Header="SSL" Binding="{Binding DefaultSslMode}" />
-            </DataGrid.Columns>
+                            </StackPanel>
 
-
-        </DataGrid>
+                            <StackPanel
+                                Orientation="Horizontal"
+                                HorizontalAlignment="Right"
+                                Grid.Row="0"
+                                Grid.Column="1">
+                                <Button Command="{Binding ExploreCommand}">
+                                        DB
+                                </Button>
+                                <Button>Server</Button>
+                                <Button Content="...">
+                                    <Button.Flyout>
+                                        <MenuFlyout>
+                                            <MenuItem Header="Edit" Command="{Binding EditCommand}" />
+                                            <Separator />
+                                            <MenuItem Header="Remove"
+                                                      Command="{Binding #ServerList.((vm:ServerListViewModel)DataContext).RemoveServerCommand}"
+                                                      CommandParameter="{Binding .}"
+                                                      Foreground="Crimson" />
+                                        </MenuFlyout>
+                                    </Button.Flyout>
+                                </Button>
+                            </StackPanel>
+                        </Grid>
+                    </Border>
+                </DataTemplate>
+            </ListBox.ItemTemplate>
+        </ListBox>
     </StackPanel>
 </UserControl>

pgLabII/Views/ServerListView.axaml.cs

@@ -1,4 +1,5 @@
 using Avalonia.Controls;
+using pgLabII.ViewModels;
 
 namespace pgLabII.Views;
 

pgLabII/Views/ServerWindow.axaml.cs

@@ -1,4 +1,6 @@
-using Avalonia.Controls;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
 
 namespace pgLabII.Views;
 

pgLabII/Views/SingleDatabaseWindow.axaml.cs

@@ -1,4 +1,6 @@
-using Avalonia.Controls;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
 using pgLabII.Model;
 using pgLabII.ViewModels;
 

pgLabII/pgLabII.csproj

@@ -3,7 +3,6 @@
     <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <LangVersion>latest</LangVersion>
-    <ImplicitUsings>enable</ImplicitUsings>
     <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
     <Platforms>AnyCPU;x64</Platforms>
   </PropertyGroup>