355 lines
14 KiB
C#
355 lines
14 KiB
C#
using SpaceGame.Api.Data;
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using SpaceGame.Api.Contracts;
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using SpaceGame.Api.Simulation.Model;
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using static SpaceGame.Api.Simulation.Systems.CommanderPlanningService;
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using static SpaceGame.Api.Simulation.Support.SimulationRuntimeSupport;
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namespace SpaceGame.Api.Simulation.Systems;
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internal sealed class StationSimulationService
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{
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internal const int StrategicControlTargetSystems = 5;
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internal void ReviewStationMarketOrders(SimulationWorld world, StationRuntime station)
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{
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if (station.CommanderId is null)
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{
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return;
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}
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var desiredOrders = new List<DesiredMarketOrder>();
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var waterReserve = MathF.Max(30f, station.Population * 3f);
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var refinedReserve = HasStationModules(station, "module_gen_prod_hullparts_01") ? 140f : 40f;
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var oreReserve = HasRefineryCapability(station) ? 180f : 0f;
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var shipPartsReserve = HasStationModules(station, "module_gen_prod_hullparts_01")
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&& !HasStationModules(station, "module_gen_prod_advancedelectronics_01", "module_gen_build_l_01")
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&& FactionCommanderHasDirective(world, station.FactionId, "produce-military-ships")
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? 90f
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: 0f;
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AddDemandOrder(desiredOrders, station, "water", waterReserve, valuationBase: 1.1f);
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AddDemandOrder(desiredOrders, station, "ore", oreReserve, valuationBase: 1.0f);
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AddDemandOrder(desiredOrders, station, "refinedmetals", refinedReserve, valuationBase: 1.15f);
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AddDemandOrder(desiredOrders, station, "hullparts", shipPartsReserve, valuationBase: 1.3f);
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AddSupplyOrder(desiredOrders, station, "water", waterReserve * 1.5f, reserveFloor: waterReserve, valuationBase: 0.65f);
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AddSupplyOrder(desiredOrders, station, "ore", oreReserve * 1.4f, reserveFloor: oreReserve, valuationBase: 0.7f);
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AddSupplyOrder(desiredOrders, station, "refinedmetals", refinedReserve * 1.4f, reserveFloor: refinedReserve, valuationBase: 0.95f);
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ReconcileStationMarketOrders(world, station, desiredOrders);
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}
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internal void RunStationProduction(SimulationWorld world, StationRuntime station, float deltaSeconds, ICollection<SimulationEventRecord> events)
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{
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var faction = world.Factions.FirstOrDefault(candidate => candidate.Id == station.FactionId);
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foreach (var laneKey in GetStationProductionLanes(world, station))
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{
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var recipe = SelectProductionRecipe(world, station, laneKey);
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if (recipe is null)
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{
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station.ProductionLaneTimers[laneKey] = 0f;
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continue;
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}
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var throughput = GetStationProductionThroughput(world, station, recipe);
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var produced = 0f;
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station.ProductionLaneTimers[laneKey] = GetStationProductionTimer(station, laneKey) + (deltaSeconds * station.WorkforceEffectiveRatio * throughput);
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while (station.ProductionLaneTimers[laneKey] >= recipe.Duration && CanRunRecipe(world, station, recipe))
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{
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station.ProductionLaneTimers[laneKey] -= recipe.Duration;
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foreach (var input in recipe.Inputs)
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{
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RemoveInventory(station.Inventory, input.ItemId, input.Amount);
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}
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if (recipe.ShipOutputId is not null)
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{
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produced += StationLifecycleService.CompleteShipRecipe(world, station, recipe, events);
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continue;
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}
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foreach (var output in recipe.Outputs)
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{
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produced += TryAddStationInventory(world, station, output.ItemId, output.Amount);
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}
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}
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if (produced <= 0.01f)
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{
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continue;
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}
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events.Add(new SimulationEventRecord("station", station.Id, "production-complete", $"{station.Label} completed {recipe.Label}.", DateTimeOffset.UtcNow));
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if (faction is not null)
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{
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faction.GoodsProduced += produced;
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}
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}
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}
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internal static IEnumerable<string> GetStationProductionLanes(SimulationWorld world, StationRuntime station)
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{
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foreach (var moduleId in station.InstalledModules.Distinct(StringComparer.Ordinal))
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{
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if (!world.ModuleDefinitions.TryGetValue(moduleId, out var def) || string.IsNullOrEmpty(def.ProductionMode))
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{
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continue;
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}
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if (string.Equals(def.ProductionMode, "commanded", StringComparison.Ordinal) && station.CommanderId is null)
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{
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continue;
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}
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yield return moduleId;
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}
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}
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internal static float GetStationProductionTimer(StationRuntime station, string laneKey) =>
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station.ProductionLaneTimers.TryGetValue(laneKey, out var timer) ? timer : 0f;
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internal static RecipeDefinition? SelectProductionRecipe(SimulationWorld world, StationRuntime station, string laneKey) =>
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world.Recipes.Values
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.Where(recipe => RecipeAppliesToStation(station, recipe) && string.Equals(GetStationProductionLaneKey(world, recipe), laneKey, StringComparison.Ordinal))
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.OrderByDescending(recipe => GetStationRecipePriority(world, station, recipe))
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.FirstOrDefault(recipe => CanRunRecipe(world, station, recipe));
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private static string? GetStationProductionLaneKey(SimulationWorld world, RecipeDefinition recipe) =>
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recipe.RequiredModules.FirstOrDefault(moduleId =>
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world.ModuleDefinitions.TryGetValue(moduleId, out var def) && !string.IsNullOrEmpty(def.ProductionMode));
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private static float GetStationProductionThroughput(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
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{
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var laneModuleId = GetStationProductionLaneKey(world, recipe);
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if (laneModuleId is null)
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{
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return 1f;
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}
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return Math.Max(1, CountModules(station.InstalledModules, laneModuleId));
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}
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private static float GetStationRecipePriority(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
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{
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var priority = (float)recipe.Priority;
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var expansionPressure = GetFactionExpansionPressure(world, station.FactionId);
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var fleetPressure = FactionCommanderHasDirective(world, station.FactionId, "produce-military-ships") ? 1f : 0f;
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priority += GetStationRecipePriorityAdjustment(station, recipe, expansionPressure, fleetPressure);
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return priority;
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}
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private static float GetStationRecipePriorityAdjustment(StationRuntime station, RecipeDefinition recipe, float expansionPressure, float fleetPressure)
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{
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var outputItemIds = recipe.Outputs
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.Select(output => output.ItemId)
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.ToHashSet(StringComparer.Ordinal);
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if (outputItemIds.Contains("hullparts"))
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{
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return HasStationModules(station, "module_gen_prod_advancedelectronics_01", "module_gen_build_l_01")
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? -140f * MathF.Max(expansionPressure, fleetPressure)
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: 280f * MathF.Max(expansionPressure, fleetPressure);
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}
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if (outputItemIds.Contains("refinedmetals"))
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{
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return 180f * expansionPressure;
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}
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if (outputItemIds.Overlaps(["advancedelectronics", "dronecomponents", "engineparts", "fieldcoils", "missilecomponents", "shieldcomponents", "smartchips"]))
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{
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return 170f * expansionPressure;
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}
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if (outputItemIds.Overlaps(["turretcomponents", "weaponcomponents"]))
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{
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return 160f * expansionPressure;
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}
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return recipe.Id switch
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{
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"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"
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=> 220f * MathF.Max(expansionPressure, fleetPressure),
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"frigate-construction" => 320f * MathF.Max(expansionPressure, fleetPressure),
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"destroyer-construction" => 200f * MathF.Max(expansionPressure, fleetPressure),
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"cruiser-construction" => 120f * MathF.Max(expansionPressure, fleetPressure),
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"ammo-fabrication" => -80f * expansionPressure,
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"trade-hub-assembly" or "refinery-assembly" or "farm-ring-assembly" or "manufactory-assembly" or "shipyard-assembly" or "defense-grid-assembly" or "stargate-assembly"
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=> -120f * expansionPressure,
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_ => 0f,
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};
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}
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private static bool RecipeAppliesToStation(StationRuntime station, RecipeDefinition recipe)
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{
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var categoryMatch = string.Equals(recipe.FacilityCategory, "station", StringComparison.Ordinal)
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|| string.Equals(recipe.FacilityCategory, "farm", StringComparison.Ordinal)
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|| string.Equals(recipe.FacilityCategory, station.Category, StringComparison.Ordinal);
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return categoryMatch && recipe.RequiredModules.All(moduleId => station.InstalledModules.Contains(moduleId, StringComparer.Ordinal));
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}
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private static bool CanRunRecipe(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
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{
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if (recipe.ShipOutputId is not null)
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{
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if (!world.ShipDefinitions.TryGetValue(recipe.ShipOutputId, out var shipDefinition))
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{
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return false;
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}
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if (!string.Equals(shipDefinition.Kind, "military", StringComparison.Ordinal)
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|| !FactionCommanderHasDirective(world, station.FactionId, "produce-military-ships"))
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{
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return false;
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}
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}
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if (recipe.Inputs.Any(input => GetInventoryAmount(station.Inventory, input.ItemId) + 0.001f < input.Amount))
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{
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return false;
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}
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return recipe.Outputs.All(output => CanAcceptStationInventory(world, station, output.ItemId, output.Amount));
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}
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private static bool CanAcceptStationInventory(SimulationWorld world, StationRuntime station, string itemId, float amount)
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{
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if (amount <= 0f || !world.ItemDefinitions.TryGetValue(itemId, out var itemDefinition))
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{
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return false;
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}
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var requiredModule = GetStorageRequirement(itemDefinition.CargoKind);
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if (requiredModule is not null && !station.InstalledModules.Contains(requiredModule, StringComparer.Ordinal))
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{
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return false;
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}
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var capacity = GetStationStorageCapacity(station, itemDefinition.CargoKind);
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if (capacity <= 0.01f)
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{
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return false;
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}
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var used = station.Inventory
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.Where(entry => world.ItemDefinitions.TryGetValue(entry.Key, out var definition) && definition.CargoKind == itemDefinition.CargoKind)
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.Sum(entry => entry.Value);
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return used + amount <= capacity + 0.001f;
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}
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private static bool HasRefineryCapability(StationRuntime station) =>
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HasStationModules(station, "module_gen_prod_refinedmetals_01", "module_gen_prod_energycells_01", "module_arg_stor_solid_m_01");
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private static void AddDemandOrder(ICollection<DesiredMarketOrder> desiredOrders, StationRuntime station, string itemId, float targetAmount, float valuationBase)
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{
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var current = GetInventoryAmount(station.Inventory, itemId);
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if (current >= targetAmount - 0.01f)
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{
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return;
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}
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var deficit = targetAmount - current;
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var scarcity = targetAmount <= 0.01f ? 1f : MathF.Min(1f, deficit / targetAmount);
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desiredOrders.Add(new DesiredMarketOrder(MarketOrderKinds.Buy, itemId, deficit, valuationBase + scarcity, null));
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}
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private static void AddSupplyOrder(ICollection<DesiredMarketOrder> desiredOrders, StationRuntime station, string itemId, float triggerAmount, float reserveFloor, float valuationBase)
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{
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var current = GetInventoryAmount(station.Inventory, itemId);
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if (current <= triggerAmount + 0.01f)
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{
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return;
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}
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var surplus = current - reserveFloor;
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if (surplus <= 0.01f)
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{
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return;
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}
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desiredOrders.Add(new DesiredMarketOrder(MarketOrderKinds.Sell, itemId, surplus, valuationBase, reserveFloor));
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}
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private static void ReconcileStationMarketOrders(SimulationWorld world, StationRuntime station, IReadOnlyCollection<DesiredMarketOrder> desiredOrders)
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{
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var existingOrders = world.MarketOrders
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.Where(order => order.StationId == station.Id && order.ConstructionSiteId is null)
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.ToList();
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foreach (var desired in desiredOrders)
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{
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var order = existingOrders.FirstOrDefault(candidate =>
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candidate.Kind == desired.Kind &&
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candidate.ItemId == desired.ItemId &&
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candidate.ConstructionSiteId is null);
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if (order is null)
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{
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order = new MarketOrderRuntime
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{
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Id = $"market-order-{station.Id}-{desired.Kind}-{desired.ItemId}",
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FactionId = station.FactionId,
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StationId = station.Id,
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Kind = desired.Kind,
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ItemId = desired.ItemId,
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Amount = desired.Amount,
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RemainingAmount = desired.Amount,
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Valuation = desired.Valuation,
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ReserveThreshold = desired.ReserveThreshold,
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State = MarketOrderStateKinds.Open,
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};
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world.MarketOrders.Add(order);
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station.MarketOrderIds.Add(order.Id);
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existingOrders.Add(order);
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continue;
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}
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order.RemainingAmount = desired.Amount;
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order.Valuation = desired.Valuation;
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order.ReserveThreshold = desired.ReserveThreshold;
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order.State = desired.Amount <= 0.01f ? MarketOrderStateKinds.Cancelled : MarketOrderStateKinds.Open;
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}
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foreach (var order in existingOrders.Where(order => desiredOrders.All(desired => desired.Kind != order.Kind || desired.ItemId != order.ItemId)))
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{
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order.RemainingAmount = 0f;
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order.State = MarketOrderStateKinds.Cancelled;
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}
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}
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internal static float GetFactionExpansionPressure(SimulationWorld world, string factionId)
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{
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var targetSystems = Math.Max(1, Math.Min(StrategicControlTargetSystems, world.Systems.Count));
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var controlledSystems = GetFactionControlledSystemsCount(world, factionId);
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var deficit = Math.Max(0, targetSystems - controlledSystems);
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return Math.Clamp(deficit / (float)targetSystems, 0f, 1f);
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}
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internal static int GetFactionControlledSystemsCount(SimulationWorld world, string factionId)
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{
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return world.Systems.Count(system => FactionControlsSystem(world, factionId, system.Definition.Id));
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}
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private static bool FactionControlsSystem(SimulationWorld world, string factionId, string systemId)
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{
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var totalLagrangePoints = world.Celestials.Count(node =>
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node.SystemId == systemId &&
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node.Kind == SpatialNodeKind.LagrangePoint);
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if (totalLagrangePoints == 0)
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{
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return false;
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}
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var ownedLocations = world.Claims.Count(claim =>
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claim.SystemId == systemId &&
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claim.FactionId == factionId &&
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claim.State is ClaimStateKinds.Activating or ClaimStateKinds.Active);
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return ownedLocations > (totalLagrangePoints / 2f);
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}
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private sealed record DesiredMarketOrder(string Kind, string ItemId, float Amount, float Valuation, float? ReserveThreshold);
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}
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