Fix EmptyContainer construction action (#14406)

Content.Server/Construction/Completions/EmptyAllContainers.cs

@@ -1,4 +1,6 @@
-using Content.Shared.Construction;
+using Content.Server.Hands.Components;
+using Content.Server.Hands.Systems;
+using Content.Shared.Construction;
 using JetBrains.Annotations;
 using Robust.Server.Containers;
 using Robust.Shared.Containers;
@@ -9,16 +11,30 @@ namespace Content.Server.Construction.Completions
     [DataDefinition]
     public sealed class EmptyAllContainers : IGraphAction
     {
+        /// <summary>
+        ///     Whether or not the user should attempt to pick up the removed entities.
+        /// </summary>
+        [DataField("pickup")]
+        public bool Pickup = false;
+
         public void PerformAction(EntityUid uid, EntityUid? userUid, IEntityManager entityManager)
         {
             if (!entityManager.TryGetComponent(uid, out ContainerManagerComponent? containerManager))
                 return;
 
-            var transform = entityManager.GetComponent<TransformComponent>(uid);
             var containerSys = entityManager.EntitySysManager.GetEntitySystem<ContainerSystem>();
+            var handSys = entityManager.EntitySysManager.GetEntitySystem<HandsSystem>();
+
+            HandsComponent? hands = null;
+            var pickup = Pickup && entityManager.TryGetComponent(userUid, out hands);
+
             foreach (var container in containerManager.GetAllContainers())
             {
-                containerSys.EmptyContainer(container, true, transform.Coordinates);
+                foreach (var ent in containerSys.EmptyContainer(container, true, reparent: !pickup))
+                {
+                    if (pickup)
+                        handSys.PickupOrDrop(userUid, ent, handsComp: hands);
+                }
             }
         }
     }

Content.Server/Construction/Completions/EmptyContainer.cs

@@ -1,4 +1,5 @@
-using System.Linq;
+using Content.Server.Hands.Components;
+using Content.Server.Hands.Systems;
 using Content.Shared.Construction;
 using JetBrains.Annotations;
 using Robust.Server.Containers;
@@ -12,14 +13,28 @@ namespace Content.Server.Construction.Completions
     {
         [DataField("container")] public string Container { get; private set; } = string.Empty;
 
+        /// <summary>
+        ///     Whether or not the user should attempt to pick up the removed entities.
+        /// </summary>
+        [DataField("pickup")]
+        public bool Pickup = false;
+
         public void PerformAction(EntityUid uid, EntityUid? userUid, IEntityManager entityManager)
         {
             if (!entityManager.TryGetComponent(uid, out ContainerManagerComponent? containerManager) ||
                 !containerManager.TryGetContainer(Container, out var container)) return;
 
             var containerSys = entityManager.EntitySysManager.GetEntitySystem<ContainerSystem>();
-            var transform = entityManager.GetComponent<TransformComponent>(uid);
-            containerSys.EmptyContainer(container, true, transform.Coordinates, true);
+            var handSys = entityManager.EntitySysManager.GetEntitySystem<HandsSystem>();
+
+            HandsComponent? hands = null;
+            var pickup = Pickup && entityManager.TryGetComponent(userUid, out hands);
+
+            foreach (var ent in containerSys.EmptyContainer(container, true, reparent: !pickup))
+            {
+                if (pickup)
+                    handSys.PickupOrDrop(userUid, ent, handsComp: hands);
+            }
         }
     }
 }

Content.Server/Storage/EntitySystems/SecretStashSystem.cs

@@ -28,7 +28,7 @@ namespace Content.Server.Storage.EntitySystems
 
         private void OnDestroyed(EntityUid uid, SecretStashComponent component, DestructionEventArgs args)
         {
-            _containerSystem.EmptyContainer(component.ItemContainer, attachToGridOrMap: true);
+            _containerSystem.EmptyContainer(component.ItemContainer);
         }
 
         /// <summary>

Content.Shared/Cuffs/SharedCuffableSystem.cs

@@ -131,7 +131,7 @@ namespace Content.Shared.Cuffs
 
         private void OnRejuvenate(EntityUid uid, CuffableComponent component, RejuvenateEvent args)
         {
-            _container.EmptyContainer(component.Container, true, attachToGridOrMap: true);
+            _container.EmptyContainer(component.Container, true);
         }
 
         private void OnCuffsRemovedFromContainer(EntityUid uid, CuffableComponent component, EntRemovedFromContainerMessage args)

Content.Shared/Radio/EntitySystems/EncryptionKeySystem.cs

@@ -48,7 +48,7 @@ public sealed class EncryptionKeySystem : EntitySystem
     private void OnKeyRemoval(EntityUid uid, EncryptionKeyHolderComponent component, EncryptionRemovalFinishedEvent args)
     {
         var contained = component.KeyContainer.ContainedEntities.ToArray();
-        _container.EmptyContainer(component.KeyContainer, entMan: EntityManager);
+        _container.EmptyContainer(component.KeyContainer, reparent: false);
         foreach (var ent in contained)
         {
             _hands.PickupOrDrop(args.User, ent);