feat: production chain

apps/backend/Simulation/WorldService.cs

@@ -1,18 +1,23 @@
 using System.Threading.Channels;
+using Microsoft.Extensions.Options;
 using SpaceGame.Simulation.Api.Contracts;
 
 namespace SpaceGame.Simulation.Api.Simulation;
 
-public sealed class WorldService(IWebHostEnvironment environment)
+public sealed class WorldService(
+  IWebHostEnvironment environment,
+  IOptions<WorldGenerationOptions> worldGenerationOptions,
+  IOptions<OrbitalSimulationOptions> orbitalSimulationOptions)
 {
   private const int DeltaHistoryLimit = 256;
 
   private readonly object _sync = new();
-  private readonly ScenarioLoader _loader = new(environment.ContentRootPath);
-  private readonly SimulationEngine _engine = new();
+  private readonly OrbitalSimulationSnapshot _orbitalSimulation = new(orbitalSimulationOptions.Value.SimulatedSecondsPerRealSecond);
+  private readonly ScenarioLoader _loader = new(environment.ContentRootPath, worldGenerationOptions.Value);
+  private readonly SimulationEngine _engine = new(orbitalSimulationOptions.Value);
   private readonly Dictionary<Guid, SubscriptionState> _subscribers = [];
   private readonly Queue<WorldDelta> _history = [];
-  private SimulationWorld _world = new ScenarioLoader(environment.ContentRootPath).Load();
+  private SimulationWorld _world = new ScenarioLoader(environment.ContentRootPath, worldGenerationOptions.Value).Load();
   private long _sequence;
 
   public WorldSnapshot GetSnapshot()
@@ -98,6 +103,8 @@ public sealed class WorldService(IWebHostEnvironment environment)
       var resetDelta = new WorldDelta(
         _sequence,
         _world.TickIntervalMs,
+        _world.OrbitalTimeSeconds,
+        _orbitalSimulation,
         DateTimeOffset.UtcNow,
         true,
         [new SimulationEventRecord("world", "world", "reset", "World reset requested", DateTimeOffset.UtcNow, "world", "universe", "world")],