Data-oriented Construction System (#2152)

- Powerful
- Data-oriented
- Approved by PJB
- Powered by node graphs and AI pathfinding
- Coded by the same nerd who brought you atmos

Co-authored-by: Exp <theexp111@gmail.com>

Content.Server/Construction/Completions/VisualizerDataInt.cs

@@ -0,0 +1,49 @@
+#nullable enable
+using System.Threading.Tasks;
+using Content.Shared.Construction;
+using JetBrains.Annotations;
+using Robust.Server.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Reflection;
+using Robust.Shared.IoC;
+using Robust.Shared.Serialization;
+
+namespace Content.Server.Construction.Completions
+{
+    [UsedImplicitly]
+    public class VisualizerDataInt : IGraphAction
+    {
+        [Dependency] private readonly IReflectionManager _reflectionManager = default!;
+
+        public VisualizerDataInt()
+        {
+            IoCManager.InjectDependencies(this);
+        }
+
+        public void ExposeData(ObjectSerializer serializer)
+        {
+            serializer.DataField(this, x => x.Key, "key", string.Empty);
+            serializer.DataField(this, x => x.Data, "data", 0);
+        }
+
+        public string? Key { get; private set; } = string.Empty;
+        public int Data { get; private set; } = 0;
+
+        public async Task PerformAction(IEntity entity, IEntity? user)
+        {
+            if (string.IsNullOrEmpty(Key)) return;
+
+            if (entity.TryGetComponent(out AppearanceComponent? appearance))
+            {
+                if(_reflectionManager.TryParseEnumReference(Key, out var @enum))
+                {
+                    appearance.SetData(@enum, Data);
+                }
+                else
+                {
+                    appearance.SetData(Key, Data);
+                }
+            }
+        }
+    }
+}