58 lines
1.7 KiB
C#
58 lines
1.7 KiB
C#
using Content.Server.NPC.Components;
|
|
using Content.Server.NPC.HTN;
|
|
using Content.Shared.Actions;
|
|
using Robust.Shared.Timing;
|
|
|
|
namespace Content.Server.NPC.Systems;
|
|
|
|
public sealed class NPCUseActionOnTargetSystem : EntitySystem
|
|
{
|
|
[Dependency] private readonly SharedActionsSystem _actions = default!;
|
|
|
|
/// <inheritdoc/>
|
|
public override void Initialize()
|
|
{
|
|
base.Initialize();
|
|
|
|
SubscribeLocalEvent<NPCUseActionOnTargetComponent, MapInitEvent>(OnMapInit);
|
|
}
|
|
|
|
private void OnMapInit(Entity<NPCUseActionOnTargetComponent> ent, ref MapInitEvent args)
|
|
{
|
|
ent.Comp.ActionEnt = _actions.AddAction(ent, ent.Comp.ActionId);
|
|
}
|
|
|
|
public bool TryUseTentacleAttack(Entity<NPCUseActionOnTargetComponent?> user, EntityUid target)
|
|
{
|
|
if (!Resolve(user, ref user.Comp, false))
|
|
return false;
|
|
|
|
if (_actions.GetAction(user.Comp.ActionEnt) is not {} action)
|
|
return false;
|
|
|
|
if (!_actions.ValidAction(action))
|
|
return false;
|
|
|
|
_actions.SetEventTarget(action, target);
|
|
|
|
// NPC is serverside, no prediction :(
|
|
_actions.PerformAction(user.Owner, action, predicted: false);
|
|
return true;
|
|
}
|
|
|
|
public override void Update(float frameTime)
|
|
{
|
|
base.Update(frameTime);
|
|
|
|
// Tries to use the attack on the current target.
|
|
var query = EntityQueryEnumerator<NPCUseActionOnTargetComponent, HTNComponent>();
|
|
while (query.MoveNext(out var uid, out var comp, out var htn))
|
|
{
|
|
if (!htn.Blackboard.TryGetValue<EntityUid>(comp.TargetKey, out var target, EntityManager))
|
|
continue;
|
|
|
|
TryUseTentacleAttack((uid, comp), target);
|
|
}
|
|
}
|
|
}
|