From 9e60e0db8811712ba9930e2ac0c447010efe14bf Mon Sep 17 00:00:00 2001
From: deltanedas <39013340+deltanedas@users.noreply.github.com>
Date: Mon, 4 Sep 2023 15:16:10 +0100
Subject: [PATCH] gib hitchhikers on ftl (#19793)

Co-authored-by: deltanedas <@deltanedas:kde.org>
---
 .../Systems/ShuttleSystem.FasterThanLight.cs  | 56 ++++++++++++++++---
 1 file changed, 48 insertions(+), 8 deletions(-)

diff --git a/Content.Server/Shuttles/Systems/ShuttleSystem.FasterThanLight.cs b/Content.Server/Shuttles/Systems/ShuttleSystem.FasterThanLight.cs
index e9b4283599..a10eddff1b 100644
--- a/Content.Server/Shuttles/Systems/ShuttleSystem.FasterThanLight.cs
+++ b/Content.Server/Shuttles/Systems/ShuttleSystem.FasterThanLight.cs
@@ -1,5 +1,7 @@
 using Content.Server.Shuttles.Components;
 using Content.Server.Station.Systems;
+using Content.Shared.Body.Components;
+using Content.Shared.Maps;
 using Content.Shared.Parallax;
 using Content.Shared.Shuttles.Systems;
 using Content.Shared.StatusEffect;
@@ -75,8 +77,18 @@ public sealed partial class ShuttleSystem
     /// </summary>
     public const float FTLDestinationMass = 500f;
 
+    private EntityQuery<BodyComponent> _bodyQuery;
+    private EntityQuery<BuckleComponent> _buckleQuery;
+    private EntityQuery<StatusEffectsComponent> _statusQuery;
+    private EntityQuery<TransformComponent> _xformQuery;
+
     private void InitializeFTL()
     {
+        _bodyQuery = GetEntityQuery<BodyComponent>();
+        _buckleQuery = GetEntityQuery<BuckleComponent>();
+        _statusQuery = GetEntityQuery<StatusEffectsComponent>();
+        _xformQuery = GetEntityQuery<TransformComponent>();
+
         SubscribeLocalEvent<StationGridAddedEvent>(OnStationGridAdd);
     }
 
@@ -461,34 +473,62 @@ public sealed partial class ShuttleSystem
     /// </summary>
     private void DoTheDinosaur(TransformComponent xform)
     {
-        var buckleQuery = GetEntityQuery<BuckleComponent>();
-        var statusQuery = GetEntityQuery<StatusEffectsComponent>();
+        // gib anything sitting outside aka on a lattice
+        // this is done before knocking since why knock down if they are gonna be gibbed too
+        var toGib = new ValueList<(EntityUid, BodyComponent)>();
+        GibKids(xform, ref toGib);
+
+        foreach (var (child, body) in toGib)
+        {
+            _bobby.GibBody(child, gibOrgans: false, body);
+        }
+
         // Get enumeration exceptions from people dropping things if we just paralyze as we go
         var toKnock = new ValueList<EntityUid>();
-
-        KnockOverKids(xform, buckleQuery, statusQuery, ref toKnock);
+        KnockOverKids(xform, ref toKnock);
 
         foreach (var child in toKnock)
         {
-            if (!statusQuery.TryGetComponent(child, out var status)) continue;
+            if (!_statusQuery.TryGetComponent(child, out var status)) continue;
             _stuns.TryParalyze(child, _hyperspaceKnockdownTime, true, status);
         }
     }
 
-    private void KnockOverKids(TransformComponent xform, EntityQuery<BuckleComponent> buckleQuery, EntityQuery<StatusEffectsComponent> statusQuery, ref ValueList<EntityUid> toKnock)
+    private void KnockOverKids(TransformComponent xform, ref ValueList<EntityUid> toKnock)
     {
         // Not recursive because probably not necessary? If we need it to be that's why this method is separate.
         var childEnumerator = xform.ChildEnumerator;
-
         while (childEnumerator.MoveNext(out var child))
         {
-            if (!buckleQuery.TryGetComponent(child.Value, out var buckle) || buckle.Buckled)
+            if (!_buckleQuery.TryGetComponent(child.Value, out var buckle) || buckle.Buckled)
                 continue;
 
             toKnock.Add(child.Value);
         }
     }
 
+    private void GibKids(TransformComponent xform, ref ValueList<(EntityUid, BodyComponent)> toGib)
+    {
+        // this is not recursive so people hiding in crates are spared, sadly
+        var childEnumerator = xform.ChildEnumerator;
+        while (childEnumerator.MoveNext(out var child))
+        {
+            if (!_xformQuery.TryGetComponent(child.Value, out var childXform))
+                continue;
+
+            // not something that can be gibbed
+            if (!_bodyQuery.TryGetComponent(child.Value, out var body))
+                continue;
+
+            // only gib if its on lattice/space
+            var tile = childXform.Coordinates.GetTileRef(EntityManager, _mapManager);
+            if (tile != null && !tile.Value.IsSpace())
+                continue;
+
+            toGib.Add((child.Value, body));
+        }
+    }
+
     /// <summary>
     /// Tries to dock with the target grid, otherwise falls back to proximity.
     /// </summary>