Localize preset labels on chem dispenser (#24617)

Content.Server/Labels/Label/Components/LabelComponent.cs

@@ -7,12 +7,17 @@ namespace Content.Server.Labels.Components
     public sealed partial class LabelComponent : Component
     {
         /// <summary>
-        /// The actual text in the label
+        /// Current text on the label. If set before map init, during map init this string will be localized.
+        /// This permits localized preset labels with fallback to the text written on the label.
         /// </summary>
         [ViewVariables(VVAccess.ReadWrite)]
         [DataField("currentLabel")]
         public string? CurrentLabel { get; set; }
 
+        /// <summary>
+        ///  The original name of the entity
+        ///  Used for reverting the modified entity name when the label is removed
+        /// </summary>
         [DataField("originalName")]
         public string? OriginalName { get; set; }
     }

Content.Server/Labels/Label/LabelSystem.cs

@@ -27,6 +27,7 @@ namespace Content.Server.Labels
             base.Initialize();
 
             SubscribeLocalEvent<LabelComponent, ExaminedEvent>(OnExamine);
+            SubscribeLocalEvent<LabelComponent, MapInitEvent>(OnLabelCompMapInit);
             SubscribeLocalEvent<PaperLabelComponent, ComponentInit>(OnComponentInit);
             SubscribeLocalEvent<PaperLabelComponent, ComponentRemove>(OnComponentRemove);
             SubscribeLocalEvent<PaperLabelComponent, EntInsertedIntoContainerMessage>(OnContainerModified);
@@ -34,6 +35,12 @@ 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);
+        }
+
         /// <summary>
         /// Apply or remove a label on an entity.
         /// </summary>