feat: simplify station production

apps/backend/Data/WorldDefinitions.cs

@@ -98,6 +98,7 @@ public sealed class ModuleDefinition
   public string Description { get; set; } = string.Empty;
   public required string Type { get; set; }
   public string? Product { get; set; }
+  public string ProductionMode { get; set; } = "passive";
   public float Radius { get; set; } = 12f;
   public float Hull { get; set; } = 100f;
   public float WorkforceNeeded { get; set; }

apps/backend/Simulation/SimulationEngine.Replication.cs

@@ -565,7 +565,7 @@ public sealed partial class SimulationEngine
       station.MarketOrderIds.OrderBy(orderId => orderId, StringComparer.Ordinal).ToList());
 
   private static IReadOnlyList<StationActionProgressSnapshot> ToStationActionProgressSnapshots(SimulationWorld world, StationRuntime station) =>
-      GetStationProductionLanes(station)
+      GetStationProductionLanes(world, station)
           .Select(laneKey =>
           {
             var recipe = SelectProductionRecipe(world, station, laneKey);

apps/backend/Simulation/SimulationEngine.StationSystems.cs

@@ -86,7 +86,7 @@ public sealed partial class SimulationEngine
   private void RunStationProduction(SimulationWorld world, StationRuntime station, float deltaSeconds, ICollection<SimulationEventRecord> events)
   {
     var faction = world.Factions.FirstOrDefault(candidate => candidate.Id == station.FactionId);
-    foreach (var laneKey in GetStationProductionLanes(station))
+    foreach (var laneKey in GetStationProductionLanes(world, station))
     {
       var recipe = SelectProductionRecipe(world, station, laneKey);
       if (recipe is null)
@@ -95,7 +95,7 @@ public sealed partial class SimulationEngine
         continue;
       }
 
-      var throughput = GetStationProductionThroughput(station, recipe);
+      var throughput = GetStationProductionThroughput(world, station, recipe);
 
       var produced = 0f;
       station.ProductionLaneTimers[laneKey] = GetStationProductionTimer(station, laneKey) + (deltaSeconds * station.WorkforceEffectiveRatio * throughput);
@@ -132,26 +132,21 @@ public sealed partial class SimulationEngine
     }
   }
 
-  private static IEnumerable<string> GetStationProductionLanes(StationRuntime station)
+  private static IEnumerable<string> GetStationProductionLanes(SimulationWorld world, StationRuntime station)
   {
-    if (CountModules(station.InstalledModules, "refinery-stack") > 0)
+    foreach (var moduleId in station.InstalledModules.Distinct(StringComparer.Ordinal))
     {
-      yield return "refinery";
-    }
+      if (!world.ModuleDefinitions.TryGetValue(moduleId, out var def) || string.IsNullOrEmpty(def.ProductionMode))
+      {
+        continue;
+      }
 
-    if (CountModules(station.InstalledModules, "fabricator-array") > 0)
-    {
-      yield return "fabrication";
-    }
+      if (string.Equals(def.ProductionMode, "commanded", StringComparison.Ordinal) && station.CommanderId is null)
+      {
+        continue;
+      }
 
-    if (CountModules(station.InstalledModules, "component-factory") > 0)
-    {
-      yield return "components";
-    }
-
-    if (CountModules(station.InstalledModules, "ship-factory") > 0)
-    {
-      yield return "shipyard";
+      yield return moduleId;
     }
   }
 
@@ -160,34 +155,13 @@ public sealed partial class SimulationEngine
 
   private static RecipeDefinition? SelectProductionRecipe(SimulationWorld world, StationRuntime station, string laneKey) =>
       world.Recipes.Values
-          .Where(recipe => RecipeAppliesToStation(station, recipe) && string.Equals(GetStationProductionLaneKey(recipe), laneKey, StringComparison.Ordinal))
+          .Where(recipe => RecipeAppliesToStation(station, recipe) && string.Equals(GetStationProductionLaneKey(world, recipe), laneKey, StringComparison.Ordinal))
           .OrderByDescending(recipe => GetStationRecipePriority(world, station, recipe))
           .FirstOrDefault(recipe => CanRunRecipe(world, station, recipe));
 
-  private static string? GetStationProductionLaneKey(RecipeDefinition recipe)
-  {
-    if (recipe.RequiredModules.Contains("refinery-stack", StringComparer.Ordinal))
-    {
-      return "refinery";
-    }
-
-    if (recipe.RequiredModules.Contains("fabricator-array", StringComparer.Ordinal))
-    {
-      return "fabrication";
-    }
-
-    if (recipe.RequiredModules.Contains("component-factory", StringComparer.Ordinal))
-    {
-      return "components";
-    }
-
-    if (recipe.RequiredModules.Contains("ship-factory", StringComparer.Ordinal))
-    {
-      return "shipyard";
-    }
-
-    return null;
-  }
+  private static string? GetStationProductionLaneKey(SimulationWorld world, RecipeDefinition recipe) =>
+      recipe.RequiredModules.FirstOrDefault(moduleId =>
+          world.ModuleDefinitions.TryGetValue(moduleId, out var def) && !string.IsNullOrEmpty(def.ProductionMode));
 
   private static float GetStationRecipePriority(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
   {
@@ -467,29 +441,15 @@ public sealed partial class SimulationEngine
     };
   }
 
-  private static float GetStationProductionThroughput(StationRuntime station, RecipeDefinition recipe)
+  private static float GetStationProductionThroughput(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
   {
-    if (recipe.RequiredModules.Contains("refinery-stack", StringComparer.Ordinal))
+    var laneModuleId = GetStationProductionLaneKey(world, recipe);
+    if (laneModuleId is null)
     {
-      return Math.Max(1, CountModules(station.InstalledModules, "refinery-stack"));
+      return 1f;
     }
 
-    if (recipe.RequiredModules.Contains("fabricator-array", StringComparer.Ordinal))
-    {
-      return Math.Max(1, CountModules(station.InstalledModules, "fabricator-array"));
-    }
-
-    if (recipe.RequiredModules.Contains("component-factory", StringComparer.Ordinal))
-    {
-      return Math.Max(1, CountModules(station.InstalledModules, "component-factory"));
-    }
-
-    if (recipe.RequiredModules.Contains("ship-factory", StringComparer.Ordinal))
-    {
-      return Math.Max(1, CountModules(station.InstalledModules, "ship-factory"));
-    }
-
-    return 1f;
+    return Math.Max(1, CountModules(station.InstalledModules, laneModuleId));
   }
 
   private sealed record DesiredMarketOrder(string Kind, string ItemId, float Amount, float Valuation, float? ReserveThreshold);

shared/data/modules.json

@@ -63,6 +63,7 @@
     "name": "Refinery Stack",
     "description": "Heavy refining line for ore to refined metals.",
     "type": "Production",
+    "productionMode": "passive",
     "product": "refined-metals",
     "hull": 180,
     "workforceNeeded": 18,
@@ -81,6 +82,7 @@
     "name": "Solar Array",
     "description": "Orbital solar generation and utility frame.",
     "type": "Production",
+    "productionMode": "passive",
     "hull": 110,
     "workforceNeeded": 6,
     "construction": {
@@ -98,6 +100,7 @@
     "name": "Fabricator Array",
     "description": "General fabrication line for industrial goods and prefab kits.",
     "type": "Build Module",
+    "productionMode": "commanded",
     "hull": 200,
     "workforceNeeded": 20,
     "construction": {
@@ -115,6 +118,7 @@
     "name": "Component Factory",
     "description": "Assembly line for ship-grade modules and integrated components.",
     "type": "Build Module",
+    "productionMode": "commanded",
     "hull": 220,
     "workforceNeeded": 24,
     "construction": {
@@ -136,6 +140,7 @@
     "name": "Ship Factory",
     "description": "Slip-line and integration yard for final ship assembly.",
     "type": "Build Module",
+    "productionMode": "commanded",
     "hull": 260,
     "workforceNeeded": 28,
     "construction": {