Setup Test UI and Added Prototype DataGrid

Stars Assistant/App.axaml

@@ -11,5 +11,6 @@
   
     <Application.Styles>
         <FluentTheme />
+        <StyleInclude Source="avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml"/>
     </Application.Styles>
 </Application>

Stars Assistant/Model/Planet.cs

@@ -2,7 +2,7 @@
 using System.Globalization;
 using CSV = CsvHelper.Configuration.Attributes;
 
-namespace net.nehmer.sa.model;
+namespace net.nehmer.sa.Model;
 
 public class Planet
 {

Stars Assistant/Model/StarsDatabase.cs

@@ -3,7 +3,7 @@ using System;
 using System.Collections.Generic;
 using System.Numerics;
 
-namespace net.nehmer.sa.model;
+namespace net.nehmer.sa.Model;
 
 public class StarsDatabase(string DbPath) : DbContext
 {

Stars Assistant/Program.cs

@@ -1,6 +1,12 @@
 using System;
 using Avalonia;
-using Avalonia.ReactiveUI;
+
+using Microsoft.EntityFrameworkCore;
+using CsvHelper.Configuration;
+using CsvHelper;
+using net.nehmer.sa.Model;
+using System.Globalization;
+
 
 namespace net.nehmer.sa;
 
@@ -10,16 +16,49 @@ sealed class Program
     // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
     // yet and stuff might break.
     [STAThread]
-    public static void Main(string[] args) => BuildAvaloniaApp()
+    public static void Main(string[] args) 
+    {
+        // __createTestData();
+        
+        BuildAvaloniaApp()
         .StartWithClassicDesktopLifetime(args);
+    }
 
     // Avalonia configuration, don't remove; also used by visual designer.
     public static AppBuilder BuildAvaloniaApp()
         => AppBuilder.Configure<App>()
             .UsePlatformDetect()
             .WithInterFont()
-            .LogToTrace()
-            .UseReactiveUI();
+            .LogToTrace();
+
+
+    public static void __createTestData ()
+    {
+        using var db = new StarsDatabase("stars.sqlite");
+
+        db.Database.EnsureDeleted();
+        db.Database.EnsureCreated();
+
+        // Note: This sample requires the database to be created before running.
+        Console.WriteLine($"Database path: {db.DbPath}.");
+
+        var config = CsvConfiguration.FromAttributes<Planet>(CultureInfo.InvariantCulture);
+        config.Delimiter = "\t";
+        config.Escape = '\0';
+        config.MissingFieldFound = null;
+
+        using (var reader = new StreamReader("/home/torben/goingth/GOINGTH.p1", System.Text.Encoding.Latin1))
+        using (var csv = new CsvReader(reader, config))
+        {
+            List<Planet> records = csv.GetRecords<Planet>().ToList();
+            foreach (Planet p in records)
+            {
+                db.Add(p);
+            }
+            db.SaveChanges();
+        }
+
+    }
 }
 
 

Stars Assistant/Stars Assistant.csproj

@@ -23,12 +23,12 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.7" />
 
     <PackageReference Include="Avalonia" Version="11.0.10" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.0.10" />
     <PackageReference Include="Avalonia.Desktop" Version="11.0.10" />
     <PackageReference Include="Avalonia.Themes.Fluent" Version="11.0.10" />
     <PackageReference Include="Avalonia.Fonts.Inter" Version="11.0.10" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
     <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.10" />
-    <PackageReference Include="Avalonia.ReactiveUI" Version="11.0.10" />
   </ItemGroup>
 
 </Project>

Stars Assistant/ViewModels/MainWindowViewModel.cs

@@ -1,8 +1,13 @@
-namespace net.nehmer.sa.ViewModels;
+using System.Collections.ObjectModel;
 
-public class MainWindowViewModel : ViewModelBase
+namespace net.nehmer.sa.ViewModels;
+
+public partial class MainWindowViewModel : ViewModelBase
 {
 #pragma warning disable CA1822 // Mark members as static
     public string Greeting => "Welcome to Stars Assistant!";
 #pragma warning restore CA1822 // Mark members as static
+
+    public ObservableCollection<PlanetViewModel> Planets { get; } = PlanetViewModel.LoadAll();
+
 }

Stars Assistant/ViewModels/PlanetViewModel.cs

@@ -0,0 +1,26 @@
+using System.Collections.ObjectModel;
+using net.nehmer.sa.Model;
+
+namespace net.nehmer.sa.ViewModels;
+
+public partial class PlanetViewModel(Planet planet) : ViewModelBase
+{
+    public static ObservableCollection<PlanetViewModel> LoadAll() {
+        var context = new StarsDatabase("stars.sqlite");
+        var result = new ObservableCollection<PlanetViewModel>();
+        foreach (Planet planet in context.Planets.ToList())
+        {
+            var vm = new PlanetViewModel(planet);
+            result.Add(vm);
+        }
+        return result;
+    }
+
+    private readonly Planet planet = planet;
+
+    public string Name => planet.Name;
+
+    public string Owner => planet.Owner ?? String.Empty;
+
+    public int Value => planet.Value ?? 0;
+}

Stars Assistant/ViewModels/ViewModelBase.cs

@@ -1,7 +1,7 @@
-using ReactiveUI;
+using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace net.nehmer.sa.ViewModels;
 
-public class ViewModelBase : ReactiveObject
+public class ViewModelBase : ObservableObject
 {
 }

Stars Assistant/Views/MainWindow.axaml

@@ -27,6 +27,26 @@
             <TextBox Grid.Row="1"  Grid.Column="1" Margin="0 5" Text="0" Name="fahrenheit"/>
             <Button Grid.Row="2" Grid.Column="1" Margin="0 5" Click="ButtonClicked">Calculate</Button>
         </Grid>
+        <DataGrid Margin="20" ItemsSource="{Binding Planets}"   
+            AutoGenerateColumns="True" IsReadOnly="True" 
+            GridLinesVisibility="All"
+            BorderThickness="1" BorderBrush="Gray">
+        </DataGrid>
+
+        <!-- ScrollViewer>
+            <ItemsControl ItemsSource="{Binding Planets}">
+                <ItemsControl.ItemTemplate>
+                    <DataTemplate DataType="vm:PlanetViewModel">
+                        <Grid ColumnDefinitions="200, 100, 50">
+                            <TextBlock Grid.Column="0" Text="{Binding Name}"/>
+                            <TextBlock Grid.Column="1" Text="{Binding Owner}"/>
+                            <TextBlock Grid.Column="2" Text="{Binding Value}"/>
+                        </Grid>
+                    </DataTemplate>
+                </ItemsControl.ItemTemplate>
+            </ItemsControl>
+        </ScrollViewer-->
+
   </StackPanel>
 
 </Window>