2e029a7d5b
* Action stuff - Cleanup some event stuff - Avoid dirtying entity unnecessarily - Add ActionGrant as an easy way to apply / remove actions via compregistry. * Fix merge
67 lines
1.9 KiB
C#
67 lines
1.9 KiB
C#
using Content.Server.NPC.Components;
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using Content.Server.NPC.HTN;
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using Content.Shared.Actions;
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using Robust.Shared.Timing;
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namespace Content.Server.NPC.Systems;
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public sealed class NPCUseActionOnTargetSystem : EntitySystem
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{
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[Dependency] private readonly IGameTiming _timing = default!;
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[Dependency] private readonly SharedActionsSystem _actions = default!;
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/// <inheritdoc/>
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public override void Initialize()
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{
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base.Initialize();
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SubscribeLocalEvent<NPCUseActionOnTargetComponent, MapInitEvent>(OnMapInit);
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}
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private void OnMapInit(Entity<NPCUseActionOnTargetComponent> ent, ref MapInitEvent args)
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{
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ent.Comp.ActionEnt = _actions.AddAction(ent, ent.Comp.ActionId);
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}
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public bool TryUseTentacleAttack(Entity<NPCUseActionOnTargetComponent?> user, EntityUid target)
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{
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if (!Resolve(user, ref user.Comp, false))
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return false;
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if (!TryComp<EntityWorldTargetActionComponent>(user.Comp.ActionEnt, out var action))
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return false;
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if (!_actions.ValidAction(action))
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return false;
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if (action.Event != null)
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{
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action.Event.Coords = Transform(target).Coordinates;
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}
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_actions.PerformAction(user,
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null,
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user.Comp.ActionEnt.Value,
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action,
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action.BaseEvent,
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_timing.CurTime,
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false);
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return true;
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}
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public override void Update(float frameTime)
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{
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base.Update(frameTime);
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// Tries to use the attack on the current target.
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var query = EntityQueryEnumerator<NPCUseActionOnTargetComponent, HTNComponent>();
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while (query.MoveNext(out var uid, out var comp, out var htn))
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{
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if (!htn.Blackboard.TryGetValue<EntityUid>(comp.TargetKey, out var target, EntityManager))
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continue;
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TryUseTentacleAttack((uid, comp), target);
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}
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}
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}
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