Files
tbd-station-14/Content.Server/Ninja/Systems/SpiderChargeSystem.cs
2025-08-13 12:51:46 +02:00

93 lines
3.3 KiB
C#

using Content.Server.Mind;
using Content.Server.Objectives.Components;
using Content.Server.Popups;
using Content.Shared.Ninja.Components;
using Content.Shared.Ninja.Systems;
using Content.Shared.Roles;
using Content.Shared.Roles.Components;
using Content.Shared.Sticky;
using Content.Shared.Trigger;
namespace Content.Server.Ninja.Systems;
/// <summary>
/// Prevents planting a spider charge outside of its location and handles greentext.
/// </summary>
public sealed class SpiderChargeSystem : SharedSpiderChargeSystem
{
[Dependency] private readonly MindSystem _mind = default!;
[Dependency] private readonly PopupSystem _popup = default!;
[Dependency] private readonly SharedRoleSystem _role = default!;
[Dependency] private readonly SharedTransformSystem _transform = default!;
[Dependency] private readonly SpaceNinjaSystem _ninja = default!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<SpiderChargeComponent, AttemptEntityStickEvent>(OnAttemptStick);
SubscribeLocalEvent<SpiderChargeComponent, EntityStuckEvent>(OnStuck);
SubscribeLocalEvent<SpiderChargeComponent, TriggerEvent>(OnExplode);
}
/// <summary>
/// Require that the planter is a ninja and the charge is near the target warp point.
/// </summary>
private void OnAttemptStick(EntityUid uid, SpiderChargeComponent comp, ref AttemptEntityStickEvent args)
{
if (args.Cancelled)
return;
var user = args.User;
if (!_mind.TryGetMind(args.User, out var mind, out _))
return;
if (!_role.MindHasRole<NinjaRoleComponent>(mind))
{
_popup.PopupEntity(Loc.GetString("spider-charge-not-ninja"), user, user);
args.Cancelled = true;
return;
}
// allow planting anywhere if there is no target, which should never happen
if (!_mind.TryGetObjectiveComp<SpiderChargeConditionComponent>(user, out var obj) || obj.Target == null)
return;
// assumes warp point still exists
var targetXform = Transform(obj.Target.Value);
var locXform = Transform(args.Target);
if (locXform.MapID != targetXform.MapID ||
(_transform.GetWorldPosition(locXform) - _transform.GetWorldPosition(targetXform)).LengthSquared() > comp.Range * comp.Range)
{
_popup.PopupEntity(Loc.GetString("spider-charge-too-far"), user, user);
args.Cancelled = true;
return;
}
}
/// <summary>
/// Allows greentext to occur after exploding.
/// </summary>
private void OnStuck(EntityUid uid, SpiderChargeComponent comp, ref EntityStuckEvent args)
{
comp.Planter = args.User;
}
/// <summary>
/// Handles greentext after exploding.
/// Assumes it didn't move and the target was destroyed so be nice.
/// </summary>
private void OnExplode(EntityUid uid, SpiderChargeComponent comp, TriggerEvent args)
{
if (args.Key != comp.TriggerKey)
return;
if (!TryComp<SpaceNinjaComponent>(comp.Planter, out var ninja))
return;
// assumes the target was destroyed, that the charge wasn't moved somehow
_ninja.DetonatedSpiderCharge((comp.Planter.Value, ninja));
}
}