Revs (the spooky ones) (#9842)

Content.Client/Revenant/RevenantSystem.cs

@@ -0,0 +1,36 @@
+using Content.Shared.Revenant;
+using Robust.Client.GameObjects;
+
+namespace Content.Client.Revenant;
+
+public sealed class RevenantSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<RevenantComponent, AppearanceChangeEvent>(OnAppearanceChange);
+    }
+
+    private void OnAppearanceChange(EntityUid uid, RevenantComponent component, ref AppearanceChangeEvent args)
+    {
+        if (args.Sprite == null)
+            return;
+
+        if (args.Component.TryGetData(RevenantVisuals.Harvesting, out bool harvesting) && harvesting)
+        {
+            args.Sprite.LayerSetState(0, component.HarvestingState);
+        }
+        else if (args.Component.TryGetData(RevenantVisuals.Stunned, out bool stunned) && stunned)
+        {
+            args.Sprite.LayerSetState(0, component.StunnedState);
+        }
+        else if (args.Component.TryGetData(RevenantVisuals.Corporeal, out bool corporeal))
+        {
+            if (corporeal)
+                args.Sprite.LayerSetState(0, component.CorporealState);
+            else
+                args.Sprite.LayerSetState(0, component.State);
+        }
+    }
+}