Split viewer and simulation into separate apps
This commit is contained in:
134
apps/backend/Simulation/RuntimeModels.cs
Normal file
134
apps/backend/Simulation/RuntimeModels.cs
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@@ -0,0 +1,134 @@
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using SpaceGame.Simulation.Api.Data;
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namespace SpaceGame.Simulation.Api.Simulation;
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public sealed class SimulationWorld
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{
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public required string Label { get; init; }
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public required int Seed { get; init; }
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public required BalanceDefinition Balance { get; init; }
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public required List<SystemRuntime> Systems { get; init; }
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public required List<ResourceNodeRuntime> Nodes { get; init; }
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public required List<StationRuntime> Stations { get; init; }
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public required List<ShipRuntime> Ships { get; init; }
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public required List<FactionRuntime> Factions { get; init; }
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public required Dictionary<string, ShipDefinition> ShipDefinitions { get; init; }
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public DateTimeOffset GeneratedAtUtc { get; set; }
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}
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public sealed class SystemRuntime
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{
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public required SolarSystemDefinition Definition { get; init; }
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public required Vector3 Position { get; init; }
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}
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public sealed class ResourceNodeRuntime
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{
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public required string Id { get; init; }
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public required string SystemId { get; init; }
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public required Vector3 Position { get; init; }
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public required string ItemId { get; init; }
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public float OreRemaining { get; set; }
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public float MaxOre { get; init; }
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}
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public sealed class StationRuntime
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{
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public required string Id { get; init; }
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public required string SystemId { get; init; }
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public required ConstructibleDefinition Definition { get; init; }
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public required Vector3 Position { get; init; }
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public required string FactionId { get; init; }
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public float OreStored { get; set; }
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public float RefinedStock { get; set; }
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public float ProcessTimer { get; set; }
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public HashSet<string> DockedShipIds { get; } = [];
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}
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public sealed class ShipRuntime
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{
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public required string Id { get; init; }
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public required string SystemId { get; set; }
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public required ShipDefinition Definition { get; init; }
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public required string FactionId { get; init; }
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public required Vector3 Position { get; set; }
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public required Vector3 TargetPosition { get; set; }
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public string State { get; set; } = "idle";
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public ShipOrderRuntime? Order { get; set; }
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public required DefaultBehaviorRuntime DefaultBehavior { get; set; }
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public required ControllerTaskRuntime ControllerTask { get; set; }
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public float ActionTimer { get; set; }
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public float Cargo { get; set; }
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public string? DockedStationId { get; set; }
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public float Health { get; set; }
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public List<string> History { get; } = [];
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public string LastSignature { get; set; } = string.Empty;
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}
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public sealed class FactionRuntime
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{
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public required string Id { get; init; }
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public required string Label { get; init; }
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public required string Color { get; init; }
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public float Credits { get; set; }
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public float OreMined { get; set; }
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public float GoodsProduced { get; set; }
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public int ShipsBuilt { get; set; }
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public int ShipsLost { get; set; }
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}
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public sealed class ShipOrderRuntime
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{
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public required string Kind { get; init; }
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public string Status { get; set; } = "accepted";
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public required string DestinationSystemId { get; init; }
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public required Vector3 DestinationPosition { get; init; }
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}
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public sealed class DefaultBehaviorRuntime
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{
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public required string Kind { get; set; }
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public string? AreaSystemId { get; set; }
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public string? RefineryId { get; set; }
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public string? NodeId { get; set; }
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public string? Phase { get; set; }
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public List<Vector3> PatrolPoints { get; set; } = [];
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public int PatrolIndex { get; set; }
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}
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public sealed class ControllerTaskRuntime
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{
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public required string Kind { get; set; }
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public string? TargetEntityId { get; set; }
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public string? TargetSystemId { get; set; }
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public Vector3? TargetPosition { get; set; }
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public float Threshold { get; set; }
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}
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public readonly record struct Vector3(float X, float Y, float Z)
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{
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public static Vector3 Zero => new(0f, 0f, 0f);
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public float DistanceTo(Vector3 other)
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{
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var dx = X - other.X;
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var dy = Y - other.Y;
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var dz = Z - other.Z;
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return MathF.Sqrt((dx * dx) + (dy * dy) + (dz * dz));
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}
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public Vector3 MoveToward(Vector3 target, float maxDistance)
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{
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var distance = DistanceTo(target);
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if (distance <= maxDistance || distance <= 0.0001f)
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{
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return target;
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}
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var t = maxDistance / distance;
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return new Vector3(
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X + ((target.X - X) * t),
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Y + ((target.Y - Y) * t),
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Z + ((target.Z - Z) * t));
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}
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}
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208
apps/backend/Simulation/ScenarioLoader.cs
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208
apps/backend/Simulation/ScenarioLoader.cs
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@@ -0,0 +1,208 @@
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using System.Text.Json;
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using SpaceGame.Simulation.Api.Data;
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namespace SpaceGame.Simulation.Api.Simulation;
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public sealed class ScenarioLoader
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{
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private readonly string _dataRoot;
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private readonly JsonSerializerOptions _jsonOptions = new()
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{
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PropertyNameCaseInsensitive = true,
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};
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public ScenarioLoader(string contentRootPath)
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{
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_dataRoot = Path.GetFullPath(Path.Combine(contentRootPath, "..", "..", "shared", "data"));
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}
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public SimulationWorld Load()
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{
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var systems = Read<List<SolarSystemDefinition>>("systems.json");
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var scenario = Read<ScenarioDefinition>("scenario.json");
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var ships = Read<List<ShipDefinition>>("ships.json");
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var constructibles = Read<List<ConstructibleDefinition>>("constructibles.json");
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var balance = Read<BalanceDefinition>("balance.json");
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var shipDefinitions = ships.ToDictionary((definition) => definition.Id, StringComparer.Ordinal);
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var constructibleDefinitions = constructibles.ToDictionary((definition) => definition.Id, StringComparer.Ordinal);
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var systemRuntimes = systems
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.Select((definition) => new SystemRuntime
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{
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Definition = definition,
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Position = ToVector(definition.Position),
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})
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.ToList();
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var systemsById = systemRuntimes.ToDictionary((system) => system.Definition.Id, StringComparer.Ordinal);
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var nodes = new List<ResourceNodeRuntime>();
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var nodeIdCounter = 0;
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foreach (var system in systemRuntimes)
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{
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foreach (var node in system.Definition.ResourceNodes)
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{
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nodes.Add(new ResourceNodeRuntime
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{
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Id = $"node-{++nodeIdCounter}",
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SystemId = system.Definition.Id,
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Position = new Vector3(
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system.Position.X + (MathF.Cos(node.Angle) * node.RadiusOffset),
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balance.YPlane,
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system.Position.Z + (MathF.Sin(node.Angle) * node.RadiusOffset)),
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ItemId = node.ItemId,
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OreRemaining = node.OreAmount,
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MaxOre = node.OreAmount,
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});
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}
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}
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var stations = new List<StationRuntime>();
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var stationIdCounter = 0;
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foreach (var plan in scenario.InitialStations)
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{
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if (!constructibleDefinitions.TryGetValue(plan.ConstructibleId, out var definition) || !systemsById.TryGetValue(plan.SystemId, out var system))
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{
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continue;
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}
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stations.Add(new StationRuntime
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{
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Id = $"station-{++stationIdCounter}",
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SystemId = system.Definition.Id,
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Definition = definition,
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Position = ResolveStationPosition(system, plan, balance),
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FactionId = plan.FactionId ?? "sol-dominion",
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OreStored = definition.Category == "refining" ? 120f : 0f,
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RefinedStock = definition.Category == "shipyard" ? 180f : 40f,
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});
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}
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var refinery = stations.FirstOrDefault((station) =>
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station.Definition.Category == "refining" && station.SystemId == scenario.MiningDefaults.RefinerySystemId)
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?? stations.FirstOrDefault((station) => station.Definition.Category == "refining");
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var patrolRoutes = scenario.PatrolRoutes.ToDictionary(
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(route) => route.SystemId,
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(route) => route.Points.Select(ToVector).ToList(),
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StringComparer.Ordinal);
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var shipsRuntime = new List<ShipRuntime>();
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var shipIdCounter = 0;
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foreach (var formation in scenario.ShipFormations)
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{
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if (!shipDefinitions.TryGetValue(formation.ShipId, out var definition))
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{
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continue;
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}
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for (var index = 0; index < formation.Count; index += 1)
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{
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var offset = new Vector3((index % 3) * 18f, balance.YPlane, (index / 3) * 18f);
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var position = Add(ToVector(formation.Center), offset);
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shipsRuntime.Add(new ShipRuntime
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{
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Id = $"ship-{++shipIdCounter}",
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SystemId = formation.SystemId,
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Definition = definition,
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FactionId = formation.FactionId ?? "sol-dominion",
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Position = position,
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TargetPosition = position,
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DefaultBehavior = CreateBehavior(definition, formation.SystemId, scenario, patrolRoutes, refinery),
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ControllerTask = new ControllerTaskRuntime { Kind = "idle", Threshold = balance.ArrivalThreshold },
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Health = definition.MaxHealth,
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});
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}
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}
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var factions = new List<FactionRuntime>
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{
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new()
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{
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Id = "sol-dominion",
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Label = "Sol Dominion",
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Color = "#7ed4ff",
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Credits = 240f,
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},
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};
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return new SimulationWorld
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{
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Label = "Split Viewer / Simulation World",
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Seed = 1,
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Balance = balance,
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Systems = systemRuntimes,
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Nodes = nodes,
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Stations = stations,
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Ships = shipsRuntime,
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Factions = factions,
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ShipDefinitions = shipDefinitions,
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GeneratedAtUtc = DateTimeOffset.UtcNow,
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};
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}
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private T Read<T>(string fileName)
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{
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var path = Path.Combine(_dataRoot, fileName);
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var json = File.ReadAllText(path);
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return JsonSerializer.Deserialize<T>(json, _jsonOptions)
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?? throw new InvalidOperationException($"Unable to read {fileName}.");
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}
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private static DefaultBehaviorRuntime CreateBehavior(
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ShipDefinition definition,
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string systemId,
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ScenarioDefinition scenario,
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IReadOnlyDictionary<string, List<Vector3>> patrolRoutes,
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StationRuntime? refinery)
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{
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if (definition.Role == "mining" && refinery is not null)
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{
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return new DefaultBehaviorRuntime
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{
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Kind = "auto-mine",
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AreaSystemId = scenario.MiningDefaults.NodeSystemId,
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RefineryId = refinery.Id,
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Phase = "travel-to-node",
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};
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}
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if (definition.Role == "military" && patrolRoutes.TryGetValue(systemId, out var route))
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{
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return new DefaultBehaviorRuntime
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{
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Kind = "patrol",
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PatrolPoints = route,
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PatrolIndex = 0,
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};
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}
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return new DefaultBehaviorRuntime
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{
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Kind = "idle",
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};
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}
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private static Vector3 ResolveStationPosition(SystemRuntime system, InitialStationDefinition plan, BalanceDefinition balance)
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{
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if (plan.Position is { Length: 3 })
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{
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return ToVector(plan.Position);
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}
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if (plan.PlanetIndex is int planetIndex && planetIndex >= 0 && planetIndex < system.Definition.Planets.Count)
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{
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var planet = system.Definition.Planets[planetIndex];
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var side = plan.LagrangeSide ?? 1;
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return new Vector3(
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system.Position.X + planet.OrbitRadius + (side * 72f),
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balance.YPlane,
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system.Position.Z + ((planetIndex + 1) * 42f * side));
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}
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return new Vector3(system.Position.X + 180f, balance.YPlane, system.Position.Z);
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}
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private static Vector3 ToVector(float[] values) => new(values[0], values[1], values[2]);
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private static Vector3 Add(Vector3 left, Vector3 right) => new(left.X + right.X, left.Y + right.Y, left.Z + right.Z);
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}
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488
apps/backend/Simulation/SimulationEngine.cs
Normal file
488
apps/backend/Simulation/SimulationEngine.cs
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@@ -0,0 +1,488 @@
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using SpaceGame.Simulation.Api.Contracts;
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namespace SpaceGame.Simulation.Api.Simulation;
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public sealed class SimulationEngine
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{
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public void Tick(SimulationWorld world, float deltaSeconds)
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{
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UpdateStations(world, deltaSeconds);
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foreach (var ship in world.Ships)
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{
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RefreshControlLayers(ship);
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PlanControllerTask(ship, world);
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var controllerEvent = UpdateControllerTask(ship, world, deltaSeconds);
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AdvanceControlState(ship, controllerEvent);
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TrackHistory(ship);
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}
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world.GeneratedAtUtc = DateTimeOffset.UtcNow;
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}
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public WorldSnapshot BuildSnapshot(SimulationWorld world)
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{
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return new WorldSnapshot(
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world.Label,
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world.Seed,
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world.GeneratedAtUtc,
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world.Systems.Select((system) => new SystemSnapshot(
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system.Definition.Id,
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system.Definition.Label,
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ToDto(system.Position),
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system.Definition.StarColor,
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system.Definition.StarSize,
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system.Definition.Planets.Select((planet) => new PlanetSnapshot(
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planet.Label,
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planet.OrbitRadius,
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planet.Size,
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planet.Color,
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planet.HasRing)).ToList())).ToList(),
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world.Nodes.Select((node) => new ResourceNodeSnapshot(
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node.Id,
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node.SystemId,
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ToDto(node.Position),
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node.OreRemaining,
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node.MaxOre,
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node.ItemId)).ToList(),
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world.Stations.Select((station) => new StationSnapshot(
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station.Id,
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station.Definition.Label,
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station.Definition.Category,
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station.SystemId,
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ToDto(station.Position),
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station.Definition.Color,
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station.DockedShipIds.Count,
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station.OreStored,
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station.RefinedStock,
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station.FactionId)).ToList(),
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world.Ships.Select((ship) => new ShipSnapshot(
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ship.Id,
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ship.Definition.Label,
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ship.Definition.Role,
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ship.Definition.ShipClass,
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ship.SystemId,
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ToDto(ship.Position),
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ship.State,
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ship.Order?.Kind,
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ship.DefaultBehavior.Kind,
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ship.ControllerTask.Kind,
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ship.Cargo,
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ship.Definition.CargoCapacity,
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ship.Definition.CargoItemId,
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ship.FactionId,
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ship.Health,
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ship.History.ToList())).ToList(),
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world.Factions.Select((faction) => new FactionSnapshot(
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faction.Id,
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faction.Label,
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faction.Color,
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faction.Credits,
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faction.OreMined,
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faction.GoodsProduced,
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faction.ShipsBuilt,
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faction.ShipsLost)).ToList());
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}
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private void UpdateStations(SimulationWorld world, float deltaSeconds)
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{
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foreach (var station in world.Stations)
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{
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if (station.Definition.Category != "refining" || station.OreStored < 60f)
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{
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continue;
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}
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station.ProcessTimer += deltaSeconds;
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if (station.ProcessTimer < 8f)
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{
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continue;
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}
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station.ProcessTimer = 0f;
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station.OreStored -= 60f;
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station.RefinedStock += 60f;
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var faction = world.Factions.FirstOrDefault((candidate) => candidate.Id == station.FactionId);
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if (faction is not null)
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{
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faction.GoodsProduced += 60f;
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faction.Credits += 18f;
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}
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}
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}
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|
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private void RefreshControlLayers(ShipRuntime ship)
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{
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if (ship.Order is not null && ship.Order.Status == "queued")
|
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{
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ship.Order.Status = "accepted";
|
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}
|
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}
|
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|
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private void PlanControllerTask(ShipRuntime ship, SimulationWorld world)
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{
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if (ship.Order is not null)
|
||||
{
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ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
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||||
Kind = "travel",
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TargetEntityId = null,
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TargetSystemId = ship.Order.DestinationSystemId,
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||||
TargetPosition = ship.Order.DestinationPosition,
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||||
Threshold = world.Balance.ArrivalThreshold,
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};
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return;
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}
|
||||
|
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if (ship.DefaultBehavior.Kind == "auto-mine")
|
||||
{
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||||
PlanAutoMine(ship, world);
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return;
|
||||
}
|
||||
|
||||
if (ship.DefaultBehavior.Kind == "patrol" && ship.DefaultBehavior.PatrolPoints.Count > 0)
|
||||
{
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "travel",
|
||||
TargetPosition = ship.DefaultBehavior.PatrolPoints[ship.DefaultBehavior.PatrolIndex],
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||||
TargetSystemId = ship.SystemId,
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||||
Threshold = 18f,
|
||||
};
|
||||
return;
|
||||
}
|
||||
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "idle",
|
||||
Threshold = world.Balance.ArrivalThreshold,
|
||||
};
|
||||
}
|
||||
|
||||
private void PlanAutoMine(ShipRuntime ship, SimulationWorld world)
|
||||
{
|
||||
var behavior = ship.DefaultBehavior;
|
||||
var refinery = world.Stations.FirstOrDefault((station) => station.Id == behavior.RefineryId);
|
||||
var node = behavior.NodeId is null
|
||||
? world.Nodes
|
||||
.Where((candidate) => candidate.SystemId == behavior.AreaSystemId)
|
||||
.OrderByDescending((candidate) => candidate.OreRemaining)
|
||||
.FirstOrDefault()
|
||||
: world.Nodes.FirstOrDefault((candidate) => candidate.Id == behavior.NodeId);
|
||||
|
||||
if (refinery is null || node is null)
|
||||
{
|
||||
behavior.Kind = "idle";
|
||||
ship.ControllerTask = new ControllerTaskRuntime { Kind = "idle", Threshold = world.Balance.ArrivalThreshold };
|
||||
return;
|
||||
}
|
||||
|
||||
behavior.NodeId ??= node.Id;
|
||||
switch (behavior.Phase)
|
||||
{
|
||||
case "extract":
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "extract",
|
||||
TargetEntityId = node.Id,
|
||||
TargetSystemId = node.SystemId,
|
||||
TargetPosition = node.Position,
|
||||
Threshold = 14f,
|
||||
};
|
||||
break;
|
||||
case "travel-to-station":
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "travel",
|
||||
TargetEntityId = refinery.Id,
|
||||
TargetSystemId = refinery.SystemId,
|
||||
TargetPosition = refinery.Position,
|
||||
Threshold = refinery.Definition.Radius + 8f,
|
||||
};
|
||||
break;
|
||||
case "dock":
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "dock",
|
||||
TargetEntityId = refinery.Id,
|
||||
TargetSystemId = refinery.SystemId,
|
||||
TargetPosition = refinery.Position,
|
||||
Threshold = refinery.Definition.Radius + 4f,
|
||||
};
|
||||
break;
|
||||
case "unload":
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "unload",
|
||||
TargetEntityId = refinery.Id,
|
||||
TargetSystemId = refinery.SystemId,
|
||||
TargetPosition = refinery.Position,
|
||||
Threshold = 0f,
|
||||
};
|
||||
break;
|
||||
case "undock":
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "undock",
|
||||
TargetEntityId = refinery.Id,
|
||||
TargetSystemId = refinery.SystemId,
|
||||
TargetPosition = new Vector3(refinery.Position.X + world.Balance.UndockDistance, refinery.Position.Y, refinery.Position.Z),
|
||||
Threshold = 8f,
|
||||
};
|
||||
break;
|
||||
default:
|
||||
ship.ControllerTask = new ControllerTaskRuntime
|
||||
{
|
||||
Kind = "travel",
|
||||
TargetEntityId = node.Id,
|
||||
TargetSystemId = node.SystemId,
|
||||
TargetPosition = node.Position,
|
||||
Threshold = 18f,
|
||||
};
|
||||
behavior.Phase = "travel-to-node";
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
private string UpdateControllerTask(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
var task = ship.ControllerTask;
|
||||
switch (task.Kind)
|
||||
{
|
||||
case "idle":
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
case "travel":
|
||||
return UpdateTravel(ship, world, deltaSeconds);
|
||||
case "extract":
|
||||
return UpdateExtract(ship, world, deltaSeconds);
|
||||
case "dock":
|
||||
return UpdateDock(ship, world, deltaSeconds);
|
||||
case "unload":
|
||||
return UpdateUnload(ship, world, deltaSeconds);
|
||||
case "undock":
|
||||
return UpdateUndock(ship, world, deltaSeconds);
|
||||
default:
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
}
|
||||
|
||||
private string UpdateTravel(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
var task = ship.ControllerTask;
|
||||
if (task.TargetPosition is null || task.TargetSystemId is null)
|
||||
{
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
var distance = ship.Position.DistanceTo(task.TargetPosition.Value);
|
||||
if (distance <= task.Threshold)
|
||||
{
|
||||
ship.Position = task.TargetPosition.Value;
|
||||
ship.TargetPosition = ship.Position;
|
||||
ship.SystemId = task.TargetSystemId;
|
||||
ship.State = "arriving";
|
||||
return "arrived";
|
||||
}
|
||||
|
||||
var speed = ship.Definition.Speed;
|
||||
if (ship.SystemId != task.TargetSystemId)
|
||||
{
|
||||
ship.State = distance > 800f ? "ftl" : "spooling-ftl";
|
||||
speed = ship.Definition.FtlSpeed;
|
||||
}
|
||||
else if (distance > 200f)
|
||||
{
|
||||
ship.State = distance > 500f ? "warping" : "spooling-warp";
|
||||
speed = ship.Definition.Speed * 4.5f;
|
||||
}
|
||||
else
|
||||
{
|
||||
ship.State = "approaching";
|
||||
speed = ship.Definition.Speed;
|
||||
}
|
||||
|
||||
ship.Position = ship.Position.MoveToward(task.TargetPosition.Value, speed * deltaSeconds);
|
||||
ship.TargetPosition = task.TargetPosition.Value;
|
||||
return "none";
|
||||
}
|
||||
|
||||
private string UpdateExtract(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
var task = ship.ControllerTask;
|
||||
var node = world.Nodes.FirstOrDefault((candidate) => candidate.Id == task.TargetEntityId);
|
||||
if (node is null || task.TargetPosition is null)
|
||||
{
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
var distance = ship.Position.DistanceTo(task.TargetPosition.Value);
|
||||
if (distance > task.Threshold)
|
||||
{
|
||||
ship.State = "mining-approach";
|
||||
ship.Position = ship.Position.MoveToward(task.TargetPosition.Value, ship.Definition.Speed * deltaSeconds);
|
||||
return "none";
|
||||
}
|
||||
|
||||
ship.State = "mining";
|
||||
ship.ActionTimer += deltaSeconds;
|
||||
if (ship.ActionTimer < 1f)
|
||||
{
|
||||
return "none";
|
||||
}
|
||||
|
||||
ship.ActionTimer = 0f;
|
||||
var mined = MathF.Min(world.Balance.MiningRate, ship.Definition.CargoCapacity - ship.Cargo);
|
||||
mined = MathF.Min(mined, node.OreRemaining);
|
||||
ship.Cargo += mined;
|
||||
node.OreRemaining -= mined;
|
||||
if (node.OreRemaining <= 0f)
|
||||
{
|
||||
node.OreRemaining = node.MaxOre;
|
||||
}
|
||||
|
||||
return ship.Cargo >= ship.Definition.CargoCapacity ? "cargo-full" : "none";
|
||||
}
|
||||
|
||||
private string UpdateDock(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
var task = ship.ControllerTask;
|
||||
var station = world.Stations.FirstOrDefault((candidate) => candidate.Id == task.TargetEntityId);
|
||||
if (station is null || task.TargetPosition is null)
|
||||
{
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
var distance = ship.Position.DistanceTo(task.TargetPosition.Value);
|
||||
if (distance > task.Threshold)
|
||||
{
|
||||
ship.State = "docking-approach";
|
||||
ship.Position = ship.Position.MoveToward(task.TargetPosition.Value, ship.Definition.Speed * deltaSeconds);
|
||||
return "none";
|
||||
}
|
||||
|
||||
ship.State = "docking";
|
||||
ship.ActionTimer += deltaSeconds;
|
||||
if (ship.ActionTimer < world.Balance.DockingDuration)
|
||||
{
|
||||
return "none";
|
||||
}
|
||||
|
||||
ship.ActionTimer = 0f;
|
||||
ship.State = "docked";
|
||||
ship.DockedStationId = station.Id;
|
||||
station.DockedShipIds.Add(ship.Id);
|
||||
ship.Position = station.Position;
|
||||
return "docked";
|
||||
}
|
||||
|
||||
private string UpdateUnload(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
if (ship.DockedStationId is null)
|
||||
{
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
var station = world.Stations.FirstOrDefault((candidate) => candidate.Id == ship.DockedStationId);
|
||||
if (station is null)
|
||||
{
|
||||
ship.DockedStationId = null;
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
ship.State = "transferring";
|
||||
var moved = MathF.Min(ship.Cargo, world.Balance.TransferRate * deltaSeconds);
|
||||
ship.Cargo -= moved;
|
||||
station.OreStored += moved;
|
||||
var faction = world.Factions.FirstOrDefault((candidate) => candidate.Id == ship.FactionId);
|
||||
if (faction is not null)
|
||||
{
|
||||
faction.OreMined += moved;
|
||||
faction.Credits += moved * 0.4f;
|
||||
}
|
||||
|
||||
return ship.Cargo <= 0.01f ? "unloaded" : "none";
|
||||
}
|
||||
|
||||
private string UpdateUndock(ShipRuntime ship, SimulationWorld world, float deltaSeconds)
|
||||
{
|
||||
var task = ship.ControllerTask;
|
||||
if (ship.DockedStationId is null || task.TargetPosition is null)
|
||||
{
|
||||
ship.State = "idle";
|
||||
return "none";
|
||||
}
|
||||
|
||||
var station = world.Stations.FirstOrDefault((candidate) => candidate.Id == ship.DockedStationId);
|
||||
station?.DockedShipIds.Remove(ship.Id);
|
||||
ship.DockedStationId = null;
|
||||
ship.State = "undocking";
|
||||
ship.Position = ship.Position.MoveToward(task.TargetPosition.Value, ship.Definition.Speed * deltaSeconds);
|
||||
return ship.Position.DistanceTo(task.TargetPosition.Value) <= task.Threshold ? "undocked" : "none";
|
||||
}
|
||||
|
||||
private void AdvanceControlState(ShipRuntime ship, string controllerEvent)
|
||||
{
|
||||
if (ship.Order is not null && controllerEvent == "arrived")
|
||||
{
|
||||
ship.Order = null;
|
||||
ship.ControllerTask.Kind = "idle";
|
||||
return;
|
||||
}
|
||||
|
||||
if (ship.DefaultBehavior.Kind == "auto-mine")
|
||||
{
|
||||
switch (ship.DefaultBehavior.Phase, controllerEvent)
|
||||
{
|
||||
case ("travel-to-node", "arrived"):
|
||||
ship.DefaultBehavior.Phase = ship.Cargo >= ship.Definition.CargoCapacity ? "travel-to-station" : "extract";
|
||||
break;
|
||||
case ("extract", "cargo-full"):
|
||||
ship.DefaultBehavior.Phase = "travel-to-station";
|
||||
break;
|
||||
case ("travel-to-station", "arrived"):
|
||||
ship.DefaultBehavior.Phase = "dock";
|
||||
break;
|
||||
case ("dock", "docked"):
|
||||
ship.DefaultBehavior.Phase = "unload";
|
||||
break;
|
||||
case ("unload", "unloaded"):
|
||||
ship.DefaultBehavior.Phase = "undock";
|
||||
break;
|
||||
case ("undock", "undocked"):
|
||||
ship.DefaultBehavior.Phase = "travel-to-node";
|
||||
ship.DefaultBehavior.NodeId = null;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (ship.DefaultBehavior.Kind == "patrol" && controllerEvent == "arrived" && ship.DefaultBehavior.PatrolPoints.Count > 0)
|
||||
{
|
||||
ship.DefaultBehavior.PatrolIndex = (ship.DefaultBehavior.PatrolIndex + 1) % ship.DefaultBehavior.PatrolPoints.Count;
|
||||
}
|
||||
}
|
||||
|
||||
private static void TrackHistory(ShipRuntime ship)
|
||||
{
|
||||
var signature = $"{ship.State}|{ship.DefaultBehavior.Kind}|{ship.ControllerTask.Kind}|{ship.Cargo:0.0}";
|
||||
if (signature == ship.LastSignature)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
ship.LastSignature = signature;
|
||||
ship.History.Add($"{DateTimeOffset.UtcNow:HH:mm:ss} state={ship.State} behavior={ship.DefaultBehavior.Kind} task={ship.ControllerTask.Kind} cargo={ship.Cargo:0.#}");
|
||||
if (ship.History.Count > 18)
|
||||
{
|
||||
ship.History.RemoveAt(0);
|
||||
}
|
||||
}
|
||||
|
||||
private static Vector3Dto ToDto(Vector3 value) => new(value.X, value.Y, value.Z);
|
||||
}
|
||||
19
apps/backend/Simulation/SimulationHostedService.cs
Normal file
19
apps/backend/Simulation/SimulationHostedService.cs
Normal file
@@ -0,0 +1,19 @@
|
||||
namespace SpaceGame.Simulation.Api.Simulation;
|
||||
|
||||
public sealed class SimulationHostedService(WorldService worldService) : BackgroundService
|
||||
{
|
||||
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
|
||||
{
|
||||
using var timer = new PeriodicTimer(TimeSpan.FromMilliseconds(200));
|
||||
try
|
||||
{
|
||||
while (!stoppingToken.IsCancellationRequested && await timer.WaitForNextTickAsync(stoppingToken))
|
||||
{
|
||||
worldService.Tick(0.2f);
|
||||
}
|
||||
}
|
||||
catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
|
||||
{
|
||||
}
|
||||
}
|
||||
}
|
||||
36
apps/backend/Simulation/WorldService.cs
Normal file
36
apps/backend/Simulation/WorldService.cs
Normal file
@@ -0,0 +1,36 @@
|
||||
using SpaceGame.Simulation.Api.Contracts;
|
||||
|
||||
namespace SpaceGame.Simulation.Api.Simulation;
|
||||
|
||||
public sealed class WorldService(IWebHostEnvironment environment)
|
||||
{
|
||||
private readonly object _sync = new();
|
||||
private readonly ScenarioLoader _loader = new(environment.ContentRootPath);
|
||||
private readonly SimulationEngine _engine = new();
|
||||
private SimulationWorld _world = new ScenarioLoader(environment.ContentRootPath).Load();
|
||||
|
||||
public WorldSnapshot GetSnapshot()
|
||||
{
|
||||
lock (_sync)
|
||||
{
|
||||
return _engine.BuildSnapshot(_world);
|
||||
}
|
||||
}
|
||||
|
||||
public void Tick(float deltaSeconds)
|
||||
{
|
||||
lock (_sync)
|
||||
{
|
||||
_engine.Tick(_world, deltaSeconds);
|
||||
}
|
||||
}
|
||||
|
||||
public WorldSnapshot Reset()
|
||||
{
|
||||
lock (_sync)
|
||||
{
|
||||
_world = _loader.Load();
|
||||
return _engine.BuildSnapshot(_world);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user