Files
tbd-station-14/Content.Server/Objectives/Systems/KeepAliveCondition.cs
psykana 616d34102b Traitor can no longer get multiple objectives to save/help/kill the same person (#33704)
* Deduplicate traitor objectives

* Remove redundant check
2024-12-28 15:49:03 +01:00

79 lines
2.5 KiB
C#

using Content.Server.Objectives.Components;
using Content.Server.GameTicking.Rules;
using Content.Shared.Mind;
using Content.Shared.Objectives.Components;
using Content.Shared.Roles.Jobs;
using Robust.Shared.Random;
using System.Linq;
namespace Content.Server.Objectives.Systems;
/// <summary>
/// Handles keep alive condition logic and picking random traitors to keep alive.
/// </summary>
public sealed class KeepAliveConditionSystem : EntitySystem
{
[Dependency] private readonly IRobustRandom _random = default!;
[Dependency] private readonly SharedMindSystem _mind = default!;
[Dependency] private readonly TargetObjectiveSystem _target = default!;
[Dependency] private readonly TraitorRuleSystem _traitorRule = default!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<KeepAliveConditionComponent, ObjectiveGetProgressEvent>(OnGetProgress);
SubscribeLocalEvent<RandomTraitorAliveComponent, ObjectiveAssignedEvent>(OnAssigned);
}
private void OnGetProgress(EntityUid uid, KeepAliveConditionComponent comp, ref ObjectiveGetProgressEvent args)
{
if (!_target.GetTarget(uid, out var target))
return;
args.Progress = GetProgress(target.Value);
}
private void OnAssigned(EntityUid uid, RandomTraitorAliveComponent comp, ref ObjectiveAssignedEvent args)
{
// invalid prototype
if (!TryComp<TargetObjectiveComponent>(uid, out var target))
{
args.Cancelled = true;
return;
}
var traitors = _traitorRule.GetOtherTraitorMindsAliveAndConnected(args.Mind).ToHashSet();
// Can't have multiple objectives to help/save the same person
foreach (var objective in args.Mind.Objectives)
{
if (HasComp<RandomTraitorAliveComponent>(objective) || HasComp<RandomTraitorProgressComponent>(objective))
{
if (TryComp<TargetObjectiveComponent>(objective, out var help))
{
traitors.RemoveWhere(x => x.Id == help.Target);
}
}
}
// You are the first/only traitor.
if (traitors.Count == 0)
{
args.Cancelled = true;
return;
}
_target.SetTarget(uid, _random.Pick(traitors).Id, target);
}
private float GetProgress(EntityUid target)
{
if (!TryComp<MindComponent>(target, out var mind))
return 0f;
return _mind.IsCharacterDeadIc(mind) ? 0f : 1f;
}
}