Fix unlabeled jugs in ChemVend (#29178)

* Spawn dummy entities on client for vending machine UI

* Asked sloth, and we kinda need this pr

---------

Co-authored-by: Vasilis <vasilis@pikachu.systems>

Content.Client/VendingMachines/UI/VendingMachineMenu.xaml.cs

@@ -4,10 +4,11 @@ using Robust.Client.AutoGenerated;
 using Robust.Client.GameObjects;
 using Robust.Client.Graphics;
 using Robust.Client.UserInterface.Controls;
-using Content.Client.Stylesheets;
 using Robust.Client.UserInterface.XAML;
 using Robust.Shared.Prototypes;
 using FancyWindow = Content.Client.UserInterface.Controls.FancyWindow;
+using Content.Shared.IdentityManagement;
+using Robust.Shared.Timing;
 
 namespace Content.Client.VendingMachines.UI
 {
@@ -15,6 +16,10 @@ namespace Content.Client.VendingMachines.UI
     public sealed partial class VendingMachineMenu : FancyWindow
     {
         [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
+        [Dependency] private readonly IEntityManager _entityManager = default!;
+        [Dependency] private readonly IGameTiming _timing = default!;
+
+        private readonly Dictionary<EntProtoId, EntityUid> _dummies = [];
 
         public event Action<ItemList.ItemListSelectedEventArgs>? OnItemSelected;
         public event Action<string>? OnSearchChanged;
@@ -36,6 +41,22 @@ namespace Content.Client.VendingMachines.UI
             };
         }
 
+        protected override void Dispose(bool disposing)
+        {
+            base.Dispose(disposing);
+
+            // Don't clean up dummies during disposal or we'll just have to spawn them again
+            if (!disposing)
+                return;
+
+            // Delete any dummy items we spawned
+            foreach (var entity in _dummies.Values)
+            {
+                _entityManager.QueueDeleteEntity(entity);
+            }
+            _dummies.Clear();
+        }
+
         /// <summary>
         /// Populates the list of available items on the vending machine interface
         /// and sets icons based on their prototypes
@@ -72,11 +93,16 @@ namespace Content.Client.VendingMachines.UI
                 vendingItem.Text = string.Empty;
                 vendingItem.Icon = null;
 
-                var itemName = entry.ID;
+                if (!_dummies.TryGetValue(entry.ID, out var dummy))
+                {
+                    dummy = _entityManager.Spawn(entry.ID);
+                    _dummies.Add(entry.ID, dummy);
+                }
+
+                var itemName = Identity.Name(dummy, _entityManager);
                 Texture? icon = null;
                 if (_prototypeManager.TryIndex<EntityPrototype>(entry.ID, out var prototype))
                 {
-                    itemName = prototype.Name;
                     icon = spriteSystem.GetPrototypeIcon(prototype).Default;
                 }
 

Content.Server/Labels/Label/LabelSystem.cs

@@ -5,7 +5,6 @@ using Content.Shared.Examine;
 using Content.Shared.Labels;
 using Content.Shared.Labels.Components;
 using Content.Shared.Labels.EntitySystems;
-using Content.Shared.NameModifier.EntitySystems;
 using JetBrains.Annotations;
 using Robust.Shared.Containers;
 
@@ -19,7 +18,6 @@ namespace Content.Server.Labels
     {
         [Dependency] private readonly ItemSlotsSystem _itemSlotsSystem = default!;
         [Dependency] private readonly SharedAppearanceSystem _appearance = default!;
-        [Dependency] private readonly NameModifierSystem _nameMod = default!;
 
         public const string ContainerName = "paper_label";
 
@@ -27,7 +25,6 @@ namespace Content.Server.Labels
         {
             base.Initialize();
 
-            SubscribeLocalEvent<LabelComponent, MapInitEvent>(OnLabelCompMapInit);
             SubscribeLocalEvent<PaperLabelComponent, ComponentInit>(OnComponentInit);
             SubscribeLocalEvent<PaperLabelComponent, ComponentRemove>(OnComponentRemove);
             SubscribeLocalEvent<PaperLabelComponent, EntInsertedIntoContainerMessage>(OnContainerModified);
@@ -35,17 +32,6 @@ namespace Content.Server.Labels
             SubscribeLocalEvent<PaperLabelComponent, ExaminedEvent>(OnExamined);
         }
 
-        private void OnLabelCompMapInit(EntityUid uid, LabelComponent component, MapInitEvent args)
-        {
-            if (!string.IsNullOrEmpty(component.CurrentLabel))
-            {
-                component.CurrentLabel = Loc.GetString(component.CurrentLabel);
-                Dirty(uid, component);
-            }
-
-            _nameMod.RefreshNameModifiers(uid);
-        }
-
         /// <summary>
         /// Apply or remove a label on an entity.
         /// </summary>
@@ -59,7 +45,7 @@ namespace Content.Server.Labels
                 label = EnsureComp<LabelComponent>(uid);
 
             label.CurrentLabel = text;
-            _nameMod.RefreshNameModifiers(uid);
+            NameMod.RefreshNameModifiers(uid);
 
             Dirty(uid, label);
         }

Content.Shared/Labels/EntitySystems/SharedLabelSystem.cs

@@ -7,14 +7,27 @@ namespace Content.Shared.Labels.EntitySystems;
 
 public abstract partial class SharedLabelSystem : EntitySystem
 {
+    [Dependency] protected readonly NameModifierSystem NameMod = default!;
     public override void Initialize()
     {
         base.Initialize();
 
+        SubscribeLocalEvent<LabelComponent, MapInitEvent>(OnLabelCompMapInit);
         SubscribeLocalEvent<LabelComponent, ExaminedEvent>(OnExamine);
         SubscribeLocalEvent<LabelComponent, RefreshNameModifiersEvent>(OnRefreshNameModifiers);
     }
 
+    private void OnLabelCompMapInit(EntityUid uid, LabelComponent component, MapInitEvent args)
+    {
+        if (!string.IsNullOrEmpty(component.CurrentLabel))
+        {
+            component.CurrentLabel = Loc.GetString(component.CurrentLabel);
+            Dirty(uid, component);
+        }
+
+        NameMod.RefreshNameModifiers(uid);
+    }
+
     public virtual void Label(EntityUid uid, string? text, MetaDataComponent? metadata = null, LabelComponent? label = null){}
 
     private void OnExamine(EntityUid uid, LabelComponent? label, ExaminedEvent args)