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feat: goap ai for faction and ship

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This commit is contained in:
Jonathan Bourdon
2026-03-18 00:09:39 -04:00
parent b3508d9d08
commit ad5f733b3e
14 changed files with 945 additions and 349 deletions
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350
apps/backend/Simulation/SimulationEngine.StationSystems.cs
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@@ -54,280 +54,6 @@ public sealed partial class SimulationEngine
station.WorkforceEffectiveRatio = ComputeWorkforceRatio(station.Population, station.WorkforceRequired);
}
private void ReviewStationMarketOrders(SimulationWorld world, StationRuntime station)
{
if (station.CommanderId is null)
{
return;
}
var desiredOrders = new List<DesiredMarketOrder>();
var waterReserve = MathF.Max(30f, station.Population * 3f);
var refinedReserve = HasStationModules(station, "fabricator-array") ? 140f : 40f;
var oreReserve = HasRefineryCapability(station) ? 180f : 0f;
var shipPartsReserve = HasStationModules(station, "fabricator-array")
&& !HasStationModules(station, "component-factory", "ship-factory")
&& FactionNeedsMoreWarships(world, station.FactionId)
? 90f
: 0f;
AddDemandOrder(desiredOrders, station, "water", waterReserve, valuationBase: 1.1f);
AddDemandOrder(desiredOrders, station, "ore", oreReserve, valuationBase: 1.0f);
AddDemandOrder(desiredOrders, station, "refined-metals", refinedReserve, valuationBase: 1.15f);
AddDemandOrder(desiredOrders, station, "ship-parts", shipPartsReserve, valuationBase: 1.3f);
AddSupplyOrder(desiredOrders, station, "water", waterReserve * 1.5f, reserveFloor: waterReserve, valuationBase: 0.65f);
AddSupplyOrder(desiredOrders, station, "ore", oreReserve * 1.4f, reserveFloor: oreReserve, valuationBase: 0.7f);
AddSupplyOrder(desiredOrders, station, "refined-metals", refinedReserve * 1.4f, reserveFloor: refinedReserve, valuationBase: 0.95f);
ReconcileStationMarketOrders(world, station, desiredOrders);
}
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(world, station))
{
var recipe = SelectProductionRecipe(world, station, laneKey);
if (recipe is null)
{
station.ProductionLaneTimers[laneKey] = 0f;
continue;
}
var throughput = GetStationProductionThroughput(world, station, recipe);
var produced = 0f;
station.ProductionLaneTimers[laneKey] = GetStationProductionTimer(station, laneKey) + (deltaSeconds * station.WorkforceEffectiveRatio * throughput);
while (station.ProductionLaneTimers[laneKey] >= recipe.Duration && CanRunRecipe(world, station, recipe))
{
station.ProductionLaneTimers[laneKey] -= recipe.Duration;
foreach (var input in recipe.Inputs)
{
RemoveInventory(station.Inventory, input.ItemId, input.Amount);
}
if (recipe.ShipOutputId is not null)
{
produced += CompleteShipRecipe(world, station, recipe, events);
continue;
}
foreach (var output in recipe.Outputs)
{
produced += TryAddStationInventory(world, station, output.ItemId, output.Amount);
}
}
if (produced <= 0.01f)
{
continue;
}
events.Add(new SimulationEventRecord("station", station.Id, "production-complete", $"{station.Label} completed {recipe.Label}.", DateTimeOffset.UtcNow));
if (faction is not null)
{
faction.GoodsProduced += produced;
}
}
}
private static IEnumerable<string> GetStationProductionLanes(SimulationWorld world, StationRuntime station)
{
foreach (var moduleId in station.InstalledModules.Distinct(StringComparer.Ordinal))
{
if (!world.ModuleDefinitions.TryGetValue(moduleId, out var def) || string.IsNullOrEmpty(def.ProductionMode))
{
continue;
}
if (string.Equals(def.ProductionMode, "commanded", StringComparison.Ordinal) && station.CommanderId is null)
{
continue;
}
yield return moduleId;
}
}
private static float GetStationProductionTimer(StationRuntime station, string laneKey) =>
station.ProductionLaneTimers.TryGetValue(laneKey, out var timer) ? timer : 0f;
private static RecipeDefinition? SelectProductionRecipe(SimulationWorld world, StationRuntime station, string laneKey) =>
world.Recipes.Values
.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(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)
{
var priority = (float)recipe.Priority;
var expansionPressure = GetFactionExpansionPressure(world, station.FactionId);
var fleetPressure = FactionNeedsMoreWarships(world, station.FactionId) ? 1f : 0f;
priority += recipe.Id switch
{
"ship-parts-integration" => HasStationModules(station, "component-factory", "ship-factory")
? -140f * MathF.Max(expansionPressure, fleetPressure)
: 280f * MathF.Max(expansionPressure, fleetPressure),
"hull-fabrication" => 180f * expansionPressure,
"equipment-assembly" => 170f * expansionPressure,
"gun-assembly" => 160f * expansionPressure,
"command-bridge-module-assembly" or "reactor-core-module-assembly" or "capacitor-bank-module-assembly" or "ion-drive-module-assembly" or "ftl-core-module-assembly" or "gun-turret-module-assembly"
=> 220f * MathF.Max(expansionPressure, fleetPressure),
"frigate-construction" => 320f * MathF.Max(expansionPressure, fleetPressure),
"destroyer-construction" => 200f * MathF.Max(expansionPressure, fleetPressure),
"cruiser-construction" => 120f * MathF.Max(expansionPressure, fleetPressure),
"ammo-fabrication" => -80f * expansionPressure,
"trade-hub-assembly" or "refinery-assembly" or "farm-ring-assembly" or "manufactory-assembly" or "shipyard-assembly" or "defense-grid-assembly" or "stargate-assembly"
=> -120f * expansionPressure,
_ => 0f,
};
return priority;
}
private static bool RecipeAppliesToStation(StationRuntime station, RecipeDefinition recipe)
{
var categoryMatch = string.Equals(recipe.FacilityCategory, "station", StringComparison.Ordinal)
|| string.Equals(recipe.FacilityCategory, "farm", StringComparison.Ordinal)
|| string.Equals(recipe.FacilityCategory, station.Category, StringComparison.Ordinal);
return categoryMatch && recipe.RequiredModules.All(moduleId => station.InstalledModules.Contains(moduleId, StringComparer.Ordinal));
}
private static bool CanRunRecipe(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
{
if (recipe.ShipOutputId is not null)
{
if (!world.ShipDefinitions.TryGetValue(recipe.ShipOutputId, out var shipDefinition))
{
return false;
}
if (!string.Equals(shipDefinition.Kind, "military", StringComparison.Ordinal)
|| !FactionNeedsMoreWarships(world, station.FactionId))
{
return false;
}
}
if (recipe.Inputs.Any(input => GetInventoryAmount(station.Inventory, input.ItemId) + 0.001f < input.Amount))
{
return false;
}
return recipe.Outputs.All(output => CanAcceptStationInventory(world, station, output.ItemId, output.Amount));
}
private static bool CanAcceptStationInventory(SimulationWorld world, StationRuntime station, string itemId, float amount)
{
if (amount <= 0f || !world.ItemDefinitions.TryGetValue(itemId, out var itemDefinition))
{
return false;
}
var requiredModule = GetStorageRequirement(itemDefinition.CargoKind);
if (requiredModule is not null && !station.InstalledModules.Contains(requiredModule, StringComparer.Ordinal))
{
return false;
}
var capacity = GetStationStorageCapacity(station, itemDefinition.CargoKind);
if (capacity <= 0.01f)
{
return false;
}
var used = station.Inventory
.Where(entry => world.ItemDefinitions.TryGetValue(entry.Key, out var definition) && definition.CargoKind == itemDefinition.CargoKind)
.Sum(entry => entry.Value);
return used + amount <= capacity + 0.001f;
}
private static void AddDemandOrder(ICollection<DesiredMarketOrder> desiredOrders, StationRuntime station, string itemId, float targetAmount, float valuationBase)
{
var current = GetInventoryAmount(station.Inventory, itemId);
if (current >= targetAmount - 0.01f)
{
return;
}
var deficit = targetAmount - current;
var scarcity = targetAmount <= 0.01f ? 1f : MathF.Min(1f, deficit / targetAmount);
desiredOrders.Add(new DesiredMarketOrder(MarketOrderKinds.Buy, itemId, deficit, valuationBase + scarcity, null));
}
private static void AddSupplyOrder(ICollection<DesiredMarketOrder> desiredOrders, StationRuntime station, string itemId, float triggerAmount, float reserveFloor, float valuationBase)
{
var current = GetInventoryAmount(station.Inventory, itemId);
if (current <= triggerAmount + 0.01f)
{
return;
}
var surplus = current - reserveFloor;
if (surplus <= 0.01f)
{
return;
}
desiredOrders.Add(new DesiredMarketOrder(MarketOrderKinds.Sell, itemId, surplus, valuationBase, reserveFloor));
}
private static void ReconcileStationMarketOrders(SimulationWorld world, StationRuntime station, IReadOnlyCollection<DesiredMarketOrder> desiredOrders)
{
var existingOrders = world.MarketOrders
.Where(order => order.StationId == station.Id && order.ConstructionSiteId is null)
.ToList();
foreach (var desired in desiredOrders)
{
var order = existingOrders.FirstOrDefault(candidate =>
candidate.Kind == desired.Kind &&
candidate.ItemId == desired.ItemId &&
candidate.ConstructionSiteId is null);
if (order is null)
{
order = new MarketOrderRuntime
{
Id = $"market-order-{station.Id}-{desired.Kind}-{desired.ItemId}",
FactionId = station.FactionId,
StationId = station.Id,
Kind = desired.Kind,
ItemId = desired.ItemId,
Amount = desired.Amount,
RemainingAmount = desired.Amount,
Valuation = desired.Valuation,
ReserveThreshold = desired.ReserveThreshold,
State = MarketOrderStateKinds.Open,
};
world.MarketOrders.Add(order);
station.MarketOrderIds.Add(order.Id);
existingOrders.Add(order);
continue;
}
order.RemainingAmount = desired.Amount;
order.Valuation = desired.Valuation;
order.ReserveThreshold = desired.ReserveThreshold;
order.State = desired.Amount <= 0.01f ? MarketOrderStateKinds.Cancelled : MarketOrderStateKinds.Open;
}
foreach (var order in existingOrders.Where(order => desiredOrders.All(desired => desired.Kind != order.Kind || desired.ItemId != order.ItemId)))
{
order.RemainingAmount = 0f;
order.State = MarketOrderStateKinds.Cancelled;
}
}
private static bool HasRefineryCapability(StationRuntime station) =>
HasStationModules(station, "refinery-stack", "power-core", "bulk-bay");
private float CompleteShipRecipe(SimulationWorld world, StationRuntime station, RecipeDefinition recipe, ICollection<SimulationEventRecord> events)
{
if (recipe.ShipOutputId is null || !world.ShipDefinitions.TryGetValue(recipe.ShipOutputId, out var definition))
@@ -360,52 +86,6 @@ public sealed partial class SimulationEngine
return 1f;
}
private static bool FactionNeedsMoreWarships(SimulationWorld world, string factionId)
{
var militaryShipCount = world.Ships.Count(ship =>
ship.FactionId == factionId
&& string.Equals(ship.Definition.Kind, "military", StringComparison.Ordinal));
var targetSystems = Math.Max(1, Math.Min(StrategicControlTargetSystems, world.Systems.Count));
var controlledSystems = GetFactionControlledSystemsCount(world, factionId);
var expansionDeficit = Math.Max(0, targetSystems - controlledSystems);
var targetWarships = Math.Max(2, (controlledSystems * 2) + (expansionDeficit * 3));
return militaryShipCount < targetWarships;
}
private static int GetFactionControlledSystemsCount(SimulationWorld world, string factionId)
{
return world.Claims
.Where(claim => claim.State != ClaimStateKinds.Destroyed)
.Select(claim => claim.SystemId)
.Distinct(StringComparer.Ordinal)
.Count(systemId => FactionControlsSystem(world, factionId, systemId));
}
private static float GetFactionExpansionPressure(SimulationWorld world, string factionId)
{
var targetSystems = Math.Max(1, Math.Min(StrategicControlTargetSystems, world.Systems.Count));
var controlledSystems = GetFactionControlledSystemsCount(world, factionId);
var deficit = Math.Max(0, targetSystems - controlledSystems);
return Math.Clamp(deficit / (float)targetSystems, 0f, 1f);
}
private static bool FactionControlsSystem(SimulationWorld world, string factionId, string systemId)
{
var buildableLocations = world.Claims
.Where(claim =>
claim.SystemId == systemId &&
claim.State is ClaimStateKinds.Activating or ClaimStateKinds.Active)
.ToList();
if (buildableLocations.Count == 0)
{
return false;
}
var ownedLocations = buildableLocations.Count(claim => claim.FactionId == factionId);
return ownedLocations > (buildableLocations.Count / 2f);
}
private static ShipSpatialStateRuntime CreateSpawnedShipSpatialState(StationRuntime station, Vector3 position) => new()
{
CurrentSystemId = station.SystemId,
@@ -421,10 +101,7 @@ public sealed partial class SimulationEngine
{
if (!string.Equals(definition.Kind, "military", StringComparison.Ordinal))
{
return new DefaultBehaviorRuntime
{
Kind = "idle",
};
return new DefaultBehaviorRuntime { Kind = "idle" };
}
var patrolRadius = station.Radius + 90f;
@@ -432,25 +109,12 @@ public sealed partial class SimulationEngine
{
Kind = "patrol",
PatrolPoints =
[
new Vector3(station.Position.X + patrolRadius, station.Position.Y, station.Position.Z),
new Vector3(station.Position.X, station.Position.Y, station.Position.Z + patrolRadius),
new Vector3(station.Position.X - patrolRadius, station.Position.Y, station.Position.Z),
new Vector3(station.Position.X, station.Position.Y, station.Position.Z - patrolRadius),
],
[
new Vector3(station.Position.X + patrolRadius, station.Position.Y, station.Position.Z),
new Vector3(station.Position.X, station.Position.Y, station.Position.Z + patrolRadius),
new Vector3(station.Position.X - patrolRadius, station.Position.Y, station.Position.Z),
new Vector3(station.Position.X, station.Position.Y, station.Position.Z - patrolRadius),
],
};
}
private static float GetStationProductionThroughput(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
{
var laneModuleId = GetStationProductionLaneKey(world, recipe);
if (laneModuleId is null)
{
return 1f;
}
return Math.Max(1, CountModules(station.InstalledModules, laneModuleId));
}
private sealed record DesiredMarketOrder(string Kind, string ItemId, float Amount, float Valuation, float? ReserveThreshold);
}