Files
tbd-station-14/Content.Server/Objectives/Systems/KeepAliveCondition.cs
deltanedas f7711edbe3 Objectives ecs rework (#19967)
Co-authored-by: deltanedas <@deltanedas:kde.org>
2023-09-16 16:18:10 +10:00

67 lines
2.1 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 = Enumerable.ToList<(EntityUid Id, MindComponent Mind)>(_traitorRule.GetOtherTraitorMindsAliveAndConnected(args.Mind));
// 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;
}
}