106 lines
4.1 KiB
C#
106 lines
4.1 KiB
C#
using NeonSprawl.Server.Game.Combat;
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using NeonSprawl.Server.Game.PositionState;
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namespace NeonSprawl.Server.Game.Npc;
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/// <summary>Maps <c>GET /game/world/npc-runtime-snapshot</c> (NEO-94).</summary>
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public static class NpcRuntimeSnapshotWorldApi
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{
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public static WebApplication MapNpcRuntimeSnapshotWorldApi(this WebApplication app)
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{
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app.MapGet(
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"/game/world/npc-runtime-snapshot",
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(
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TimeProvider clock,
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INpcRuntimeStateStore runtimeStore,
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IThreatStateStore threatStore,
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INpcBehaviorDefinitionRegistry behaviorRegistry,
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IAbilityDefinitionRegistry abilityRegistry,
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ICombatEntityHealthStore combatHealthStore,
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IPositionStateStore positionStore,
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IPlayerCombatHealthStore playerHealthStore) =>
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{
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var now = clock.GetUtcNow();
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NpcRuntimeOperations.AdvanceAll(
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now,
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runtimeStore,
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threatStore,
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behaviorRegistry,
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abilityRegistry,
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combatHealthStore,
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positionStore,
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playerHealthStore);
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return Results.Json(BuildSnapshot(now, runtimeStore, threatStore, behaviorRegistry));
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});
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return app;
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}
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internal static NpcRuntimeSnapshotResponse BuildSnapshot(
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DateTimeOffset nowUtc,
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INpcRuntimeStateStore runtimeStore,
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IThreatStateStore threatStore,
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INpcBehaviorDefinitionRegistry behaviorRegistry)
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{
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var ids = PrototypeNpcRegistry.GetInstanceIdsInOrder();
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var instances = new List<NpcInstanceRuntimeJson>(ids.Count);
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foreach (var npcInstanceId in ids)
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{
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if (!PrototypeNpcRegistry.TryGet(npcInstanceId, out var entry))
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{
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throw new InvalidOperationException(
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$"Prototype NPC instance '{npcInstanceId}' is missing from {nameof(PrototypeNpcRegistry)}.");
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}
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if (!behaviorRegistry.TryGetDefinition(entry.BehaviorDefId, out var behavior))
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{
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throw new InvalidOperationException(
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$"Behavior definition '{entry.BehaviorDefId}' for NPC '{npcInstanceId}' is missing from {nameof(INpcBehaviorDefinitionRegistry)}.");
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}
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if (!runtimeStore.TryGet(npcInstanceId, out var runtime))
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{
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throw new InvalidOperationException(
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$"Prototype NPC runtime row '{npcInstanceId}' is registered but missing from {nameof(INpcRuntimeStateStore)}.");
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}
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string? aggroHolderPlayerId = null;
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if (threatStore.TryGet(npcInstanceId, out var threat))
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{
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aggroHolderPlayerId = threat.AggroHolderPlayerId;
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}
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ActiveTelegraphJson? activeTelegraph = null;
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if (runtime.BehaviorState == NpcBehaviorState.TelegraphWindup &&
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runtime.ActiveTelegraph is { } telegraph)
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{
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var elapsedSeconds = (nowUtc - telegraph.WindupStartedUtc).TotalSeconds;
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var remainingSeconds = Math.Max(0, behavior.TelegraphWindupSeconds - elapsedSeconds);
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activeTelegraph = new ActiveTelegraphJson
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{
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TelegraphId = telegraph.TelegraphId,
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NpcInstanceId = npcInstanceId,
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WindupRemainingSeconds = remainingSeconds,
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ArchetypeKind = behavior.ArchetypeKind,
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};
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}
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instances.Add(
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new NpcInstanceRuntimeJson
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{
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NpcInstanceId = npcInstanceId,
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BehaviorDefId = entry.BehaviorDefId,
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State = NpcBehaviorStateWire.ToWireName(runtime.BehaviorState),
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AggroHolderPlayerId = aggroHolderPlayerId,
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ActiveTelegraph = activeTelegraph,
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});
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}
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return new NpcRuntimeSnapshotResponse
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{
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ServerTimeUtc = nowUtc,
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NpcInstances = instances,
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};
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}
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}
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