jbourdon/space-game
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Refactor simulation and viewer architecture

Browse Source
This commit is contained in:
Jonathan Bourdon
2026-03-14 15:08:49 -04:00
parent ddca4a16d5
commit 651556c916
71 changed files with 11472 additions and 9031 deletions
Download Patch File Download Diff File Expand all files Collapse all files

263
apps/backend/Simulation/SimulationEngine.StationSystems.cs Normal file
View File

@@ -0,0 +1,263 @@
using SpaceGame.Simulation.Api.Data;
using SpaceGame.Simulation.Api.Contracts;
namespace SpaceGame.Simulation.Api.Simulation;
public sealed partial class SimulationEngine
{
private void UpdateStations(SimulationWorld world, float deltaSeconds, ICollection<SimulationEventRecord> events)
{
var factionPopulation = new Dictionary<string, float>(StringComparer.Ordinal);
foreach (var station in world.Stations)
{
UpdateStationPopulation(station, deltaSeconds, events);
ReviewStationMarketOrders(world, station);
RunStationProduction(world, station, deltaSeconds, events);
factionPopulation[station.FactionId] = GetInventoryAmount(factionPopulation, station.FactionId) + station.Population;
}
foreach (var faction in world.Factions)
{
faction.PopulationTotal = GetInventoryAmount(factionPopulation, faction.Id);
}
}
private void UpdateStationPopulation(StationRuntime station, float deltaSeconds, ICollection<SimulationEventRecord> events)
{
station.WorkforceRequired = MathF.Max(12f, station.InstalledModules.Count * 14f);
var requiredWater = station.Population * WaterConsumptionPerWorkerPerSecond * deltaSeconds;
var consumedWater = RemoveInventory(station.Inventory, "water", requiredWater);
var waterSatisfied = requiredWater <= 0.01f || consumedWater + 0.001f >= requiredWater;
var hasPower = station.EnergyStored > 0.01f;
var habitatModules = CountModules(station.InstalledModules, "habitat-ring");
station.PopulationCapacity = 40f + (habitatModules * 220f);
if (waterSatisfied && hasPower)
{
if (habitatModules > 0 && station.Population < station.PopulationCapacity)
{
station.Population = MathF.Min(station.PopulationCapacity, station.Population + (PopulationGrowthPerSecond * deltaSeconds));
}
}
else if (station.Population > 0f)
{
var previous = station.Population;
station.Population = MathF.Max(0f, station.Population - (PopulationAttritionPerSecond * deltaSeconds));
if (MathF.Floor(previous) > MathF.Floor(station.Population))
{
events.Add(new SimulationEventRecord("station", station.Id, "population-loss", $"{station.Definition.Label} lost population due to support shortages.", DateTimeOffset.UtcNow));
}
}
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 fuelReserve = MathF.Max(80f, CountModules(station.InstalledModules, "power-core") * 140f);
var waterReserve = MathF.Max(30f, station.Population * 3f);
var refinedReserve = HasStationModules(station, "fabricator-array") ? 140f : 40f;
var oreReserve = HasRefineryCapability(station) ? 180f : 0f;
var gasReserve = CanProcessFuel(station) ? 120f : 0f;
AddDemandOrder(desiredOrders, station, "fuel", fuelReserve, valuationBase: 1.2f);
AddDemandOrder(desiredOrders, station, "water", waterReserve, valuationBase: 1.1f);
AddDemandOrder(desiredOrders, station, "ore", oreReserve, valuationBase: 1.0f);
AddDemandOrder(desiredOrders, station, "gas", gasReserve, valuationBase: 0.95f);
AddDemandOrder(desiredOrders, station, "refined-metals", refinedReserve, valuationBase: 1.15f);
AddSupplyOrder(desiredOrders, station, "fuel", fuelReserve * 1.5f, reserveFloor: fuelReserve, valuationBase: 0.8f);
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, "gas", gasReserve * 1.4f, reserveFloor: gasReserve, valuationBase: 0.72f);
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 recipe = SelectProductionRecipe(world, station);
if (recipe is null || station.EnergyStored <= 0.01f)
{
station.ProcessTimer = 0f;
return;
}
if (!TryConsumeStationEnergy(station, world.Balance.Energy.MoveDrain * deltaSeconds))
{
station.ProcessTimer = 0f;
return;
}
station.ProcessTimer += deltaSeconds * station.WorkforceEffectiveRatio;
if (station.ProcessTimer < recipe.Duration)
{
return;
}
station.ProcessTimer = 0f;
foreach (var input in recipe.Inputs)
{
RemoveInventory(station.Inventory, input.ItemId, input.Amount);
}
var produced = 0f;
foreach (var output in recipe.Outputs)
{
produced += TryAddStationInventory(world, station, output.ItemId, output.Amount);
}
if (produced <= 0.01f)
{
return;
}
events.Add(new SimulationEventRecord("station", station.Id, "production-complete", $"{station.Definition.Label} completed {recipe.Label}.", DateTimeOffset.UtcNow));
var faction = world.Factions.FirstOrDefault(candidate => candidate.Id == station.FactionId);
if (faction is not null)
{
faction.GoodsProduced += produced;
}
}
private static RecipeDefinition? SelectProductionRecipe(SimulationWorld world, StationRuntime station) =>
world.Recipes.Values
.Where(recipe => RecipeAppliesToStation(station, recipe))
.OrderByDescending(recipe => recipe.Priority)
.FirstOrDefault(recipe => CanRunRecipe(world, station, recipe));
private static bool RecipeAppliesToStation(StationRuntime station, RecipeDefinition recipe)
{
var categoryMatch = string.Equals(station.Definition.Category, recipe.FacilityCategory, StringComparison.Ordinal)
|| (string.Equals(recipe.FacilityCategory, "station", StringComparison.Ordinal)
&& station.Definition.Category is "station" or "shipyard" or "defense" or "gate");
return categoryMatch && recipe.RequiredModules.All(moduleId => station.InstalledModules.Contains(moduleId, StringComparer.Ordinal));
}
private static bool CanRunRecipe(SimulationWorld world, StationRuntime station, RecipeDefinition recipe)
{
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.Storage);
if (requiredModule is not null && !station.InstalledModules.Contains(requiredModule, StringComparer.Ordinal))
{
return false;
}
if (!station.Definition.Storage.TryGetValue(itemDefinition.Storage, out var capacity))
{
return false;
}
var used = station.Inventory
.Where(entry => world.ItemDefinitions.TryGetValue(entry.Key, out var definition) && definition.Storage == itemDefinition.Storage)
.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 static bool CanProcessFuel(StationRuntime station) =>
HasStationModules(station, "fuel-processor", "power-core", "gas-tank", "liquid-tank");
private sealed record DesiredMarketOrder(string Kind, string ItemId, float Amount, float Valuation, float? ReserveThreshold);
}