feat: simplified local-space and celestial, removed bubbles

apps/backend/Simulation/ScenarioLoader.cs

@@ -13,10 +13,7 @@ public sealed partial class ScenarioLoader
   private const float MinimumShipyardStock = 0f;
   private const float MinimumSystemSeparation = 3.2f;
   private const float StarBubbleRadiusPadding = 40f;
-  private const float PlanetBubbleRadiusPadding = 80f;
-  private const float MoonBubbleRadiusPadding = 40f;
-  private const float LagrangeBubbleRadius = 150f;
-  private const float ResourceBubbleRadius = 120f;
+  private const float LocalSpaceRadius = 10_000f;
   private static readonly string[] GeneratedSystemNames =
   [
     "Aquila Verge",
@@ -121,14 +118,12 @@ public sealed partial class ScenarioLoader
       (system) => BuildSystemSpatialGraph(system),
       StringComparer.Ordinal);
 
+    var celestials = new List<CelestialRuntime>();
     var nodes = new List<ResourceNodeRuntime>();
-    var spatialNodes = new List<NodeRuntime>();
-    var localBubbles = new List<LocalBubbleRuntime>();
     var nodeIdCounter = 0;
     foreach (var graph in systemGraphs.Values)
     {
-      spatialNodes.AddRange(graph.Nodes);
-      localBubbles.AddRange(graph.Bubbles);
+      celestials.AddRange(graph.Celestials);
     }
 
     foreach (var system in systemRuntimes)
@@ -136,15 +131,15 @@ public sealed partial class ScenarioLoader
       var systemGraph = systemGraphs[system.Definition.Id];
       foreach (var node in system.Definition.ResourceNodes)
       {
-        var anchorNode = ResolveResourceNodeAnchor(systemGraph, node);
+        var anchorCelestial = ResolveResourceNodeAnchor(systemGraph, node);
         var resourceNode = new ResourceNodeRuntime
         {
           Id = $"node-{++nodeIdCounter}",
           SystemId = system.Definition.Id,
-          Position = ComputeResourceNodePosition(anchorNode, node, balance.YPlane),
+          Position = ComputeResourceNodePosition(anchorCelestial, node, balance.YPlane),
           SourceKind = node.SourceKind,
           ItemId = node.ItemId,
-          AnchorNodeId = anchorNode?.Id,
+          CelestialId = anchorCelestial?.Id,
           OrbitRadius = node.RadiusOffset,
           OrbitPhase = node.Angle,
           OrbitInclination = DegreesToRadians(node.InclinationDegrees),
@@ -153,23 +148,6 @@ public sealed partial class ScenarioLoader
         };
 
         nodes.Add(resourceNode);
-        var bubbleId = $"bubble-{resourceNode.Id}";
-        spatialNodes.Add(new NodeRuntime
-        {
-          Id = resourceNode.Id,
-          SystemId = resourceNode.SystemId,
-          Kind = SpatialNodeKind.ResourceSite,
-          Position = resourceNode.Position,
-          BubbleId = bubbleId,
-          ParentNodeId = anchorNode?.Id,
-        });
-        localBubbles.Add(new LocalBubbleRuntime
-        {
-          Id = bubbleId,
-          NodeId = resourceNode.Id,
-          SystemId = resourceNode.SystemId,
-          Radius = ResourceBubbleRadius,
-        });
       }
     }
 
@@ -182,7 +160,7 @@ public sealed partial class ScenarioLoader
         continue;
       }
 
-      var placement = ResolveStationPlacement(plan, system, systemGraphs[system.Definition.Id], spatialNodes);
+      var placement = ResolveStationPlacement(plan, system, systemGraphs[system.Definition.Id], celestials);
       var station = new StationRuntime
       {
         Id = $"station-{++stationIdCounter}",
@@ -193,31 +171,9 @@ public sealed partial class ScenarioLoader
         FactionId = plan.FactionId ?? DefaultFactionId,
       };
 
-      var stationNodeId = $"node-{station.Id}";
-      var stationBubbleId = $"bubble-{station.Id}";
-      station.NodeId = stationNodeId;
-      station.BubbleId = stationBubbleId;
-      station.AnchorNodeId = placement.AnchorNode.Id;
+      station.CelestialId = placement.AnchorCelestial.Id;
       stations.Add(station);
-      spatialNodes.Add(new NodeRuntime
-      {
-        Id = stationNodeId,
-        SystemId = station.SystemId,
-        Kind = SpatialNodeKind.Station,
-        Position = station.Position,
-        BubbleId = stationBubbleId,
-        ParentNodeId = placement.AnchorNode.Id,
-        OccupyingStructureId = station.Id,
-      });
-      localBubbles.Add(new LocalBubbleRuntime
-      {
-        Id = stationBubbleId,
-        NodeId = stationNodeId,
-        SystemId = station.SystemId,
-        Radius = MathF.Max(160f, GetStationRadius(moduleDefinitions, station) + 60f),
-      });
-      localBubbles[^1].OccupantStationIds.Add(station.Id);
-      placement.AnchorNode.OccupyingStructureId = station.Id;
+      placement.AnchorCelestial.OccupyingStructureId = station.Id;
 
       var startingModules = plan.StartingModules.Count > 0
         ? plan.StartingModules
@@ -274,7 +230,7 @@ public sealed partial class ScenarioLoader
           FactionId = formation.FactionId ?? DefaultFactionId,
           Position = position,
           TargetPosition = position,
-          SpatialState = CreateInitialShipSpatialState(formation.SystemId, position, spatialNodes),
+          SpatialState = CreateInitialShipSpatialState(formation.SystemId, position, celestials),
           DefaultBehavior = CreateBehavior(definition, formation.SystemId, scenario, patrolRoutes, refinery),
           ControllerTask = new ControllerTaskRuntime { Kind = ControllerTaskKind.Idle, Threshold = balance.ArrivalThreshold, Status = WorkStatus.Pending },
           Health = definition.MaxHealth,
@@ -287,8 +243,8 @@ public sealed partial class ScenarioLoader
     var policies = CreatePolicies(factions);
     var commanders = CreateCommanders(factions, stations, shipsRuntime);
     var now = DateTimeOffset.UtcNow;
-    var claims = CreateClaims(stations, spatialNodes, now);
-    var (constructionSites, marketOrders) = CreateConstructionSites(stations, claims, spatialNodes, moduleRecipeDefinitions);
+    var claims = CreateClaims(stations, celestials, now);
+    var (constructionSites, marketOrders) = CreateConstructionSites(stations, claims, moduleRecipeDefinitions);
 
     return new SimulationWorld
     {
@@ -296,9 +252,8 @@ public sealed partial class ScenarioLoader
       Seed = WorldSeed,
       Balance = balance,
       Systems = systemRuntimes,
+      Celestials = celestials,
       Nodes = nodes,
-      SpatialNodes = spatialNodes,
-      LocalBubbles = localBubbles,
       Stations = stations,
       Ships = shipsRuntime,
       Factions = factions,