Intermediate, add dynamic data, not yet w/o errors/warnings

Stars Assistant/Services/Game.cs

@@ -123,6 +123,7 @@ public class Game
         GameEngine.Game = this;
         Locator.CurrentMutable.RegisterConstant(new CSVDataLoader(), typeof(CSVDataLoader));
         Locator.CurrentMutable.Register(() => new StarsDatabase(DatabaseFileName), typeof(StarsDatabase));
+        Locator.CurrentMutable.RegisterConstant(new PlanetManager(), typeof(Services.PlanetManager));
 
         // TESTING HELPER
         if (__doCreateTestData)

Stars Assistant/Services/PlanetManager.cs

@@ -0,0 +1,36 @@
+using System;
+using System.ComponentModel;
+using System.Reactive.Linq;
+using DynamicData;
+using DynamicData.Binding;
+using Splat;
+using StarsAssistant.Model;
+using StarsAssistant.ViewModels;
+
+namespace StarsAssistant.Services;
+
+public class PlanetManager
+{
+    protected Services.Game Game = Locator.Current.GetService<Services.Game>()!;
+
+    private SourceCache<Planet, string> _planets = new(p => p.Name);
+
+    public IObservable<IChangeSet<PlayerPlanetViewModel, string>> PlayerPlanetsSource
+        =>  _planets
+                .Connect()
+                .Filter(planet => planet.OwnerId == Game.Player.Name)
+                .Transform(planet => new PlayerPlanetViewModel(planet));
+
+    public PlanetManager()
+    {
+    }
+
+    public void __test__Init()
+    {
+        using var db = Locator.Current.GetService<StarsDatabase>()!;
+        {
+            var playerPlanets = db.Planet.ToList();
+            _planets.AddOrUpdate(playerPlanets);
+        }
+    }
+}

Stars Assistant/ViewModels/BuColViewModel.cs

@@ -1,17 +1,31 @@
 using System.Collections.ObjectModel;
 using System.Reactive.Disposables;
 using System.Reactive.Linq;
-
+using DynamicData;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 using Splat;
+using StarsAssistant.Model;
+using StarsAssistant.Services;
 
 namespace StarsAssistant.ViewModels;
 
 public partial class BuColViewModel : ViewModelBase
 {
+    private readonly ReadOnlyObservableCollection<PlayerPlanetViewModel> _playerPlanetsView;
+    public ReadOnlyObservableCollection<PlayerPlanetViewModel> PlayerPlanets => _playerPlanetsView;
+
     public BuColViewModel()
     {
+        var PlanetManager = Locator.Current.GetService<PlanetManager>()!;
+        PlanetManager.__test__Init();
+
+        PlanetManager.PlayerPlanetsSource
+            .ObserveOn(RxApp.MainThreadScheduler)
+            .Bind(out _playerPlanetsView)
+            .DisposeMany()
+            .Subscribe();
+
         this.WhenActivated((CompositeDisposable disposables) => 
         {
             // /* handle activation */
@@ -21,5 +35,4 @@ public partial class BuColViewModel : ViewModelBase
         });
     }
 
-    public ObservableCollection<PlayerPlanetViewModel> Planets { get; } = PlanetViewModel.LoadAll();
 }

Stars Assistant/Views/BuColView.axaml

@@ -9,9 +9,10 @@
 
 
   <DataGrid x:Name="PlanetsGrid"
-    ItemsSource="{Binding Planets}"
+    ItemsSource="{Binding PlayerPlanets}"
     GridLinesVisibility="All"
     FrozenColumnCount="1"
+    
     BorderThickness="1" BorderBrush="Gray">
     <DataGrid.Columns>
         <DataGridTextColumn Header="Planet" Binding="{Binding Name}" />
@@ -21,7 +22,7 @@
         <!-- Pop To Ship -->
         <DataGridTextColumn Header="Growth" Binding="{Binding PopulationGrowth}" />
         <!-- Pop en route -->
-        <DataGridTextColumn Header="Pop Tgt %" Binding="{Binding PopulationTargetPercent}" />
+        <DataGridTextColumn Header="Pop T%" Binding="{Binding PopulationTargetPercent}" IsReadOnly="false"/>
         <DataGridTextColumn Header="Pop %" Binding="{Binding CapacityPercent}" />
         <!-- Terra Delta assumed -->
         <DataGridTextColumn Header="Value" Binding="{Binding Value}" />