From 7c1dd5a17d69cf03faf286c34a6880355a8ace5a Mon Sep 17 00:00:00 2001
From: Meta Vens <rwvens@hotmail.com>
Date: Sat, 8 Aug 2026 16:26:00 +0100
Subject: [PATCH] Lower typed Eve select controls in Unity

---
 .../Runtime/EveUiToolkitSurfaceLowerer.cs     | 47 +++++++++++++++++++
 .../Editor/EveUiToolkitSurfaceLowererTests.cs | 29 ++++++++++++
 2 files changed, 76 insertions(+)

diff --git a/packages/org.gamecult.eve.unity-uitoolkit/Runtime/EveUiToolkitSurfaceLowerer.cs b/packages/org.gamecult.eve.unity-uitoolkit/Runtime/EveUiToolkitSurfaceLowerer.cs
index 52b2c47..f6e4fcd 100644
--- a/packages/org.gamecult.eve.unity-uitoolkit/Runtime/EveUiToolkitSurfaceLowerer.cs
+++ b/packages/org.gamecult.eve.unity-uitoolkit/Runtime/EveUiToolkitSurfaceLowerer.cs
@@ -49,6 +49,11 @@ namespace GameCult.Eve.UnityUIToolkit
             if (IsHidden(component) || IsExternalProjectionRoot(component.Kind))
                 return element;
 
+            // Select options are semantic children consumed by the control itself.
+            // They are not separately lowered visual elements.
+            if (NormalizeKind(component.Kind) == "control.select")
+                return element;
+
             foreach (var child in component.Children)
             {
                 var loweredChild = LowerComponent(child, document, commandSink);
@@ -114,6 +119,8 @@ namespace GameCult.Eve.UnityUIToolkit
                     return InventoryItem(component, document, commandSink);
                 case EveInventoryInteraction.DragSessionKind:
                     return InventoryDragSession(component);
+                case "control.select":
+                    return Select(component, document, commandSink);
                 case "partition":
                 {
                     var element = new VisualElement();
@@ -458,6 +465,46 @@ namespace GameCult.Eve.UnityUIToolkit
                 idempotencyKey: $"unity-uitoolkit-{Guid.NewGuid():N}");
         }
 
+        private static VisualElement Select(
+            EveSurfaceComponent component,
+            EveSurfaceDocument document,
+            Action<EveSurfaceCommandRequest>? commandSink)
+        {
+            var options = component.Children
+                .Where(child => NormalizeKind(child.Kind) == "control.option")
+                .Select(child => new
+                {
+                    Label = child.GetProp("label", child.GetProp("value")),
+                    Value = child.GetProp("value")
+                })
+                .Where(option => !string.IsNullOrWhiteSpace(option.Value))
+                .ToArray();
+            var labels = options.Select(option => option.Label).ToList();
+            var selectedValue = component.GetProp("value");
+            var selectedIndex = Array.FindIndex(options, option =>
+                string.Equals(option.Value, selectedValue, StringComparison.Ordinal));
+            var field = new DropdownField(component.GetProp("label"), labels, Math.Max(0, selectedIndex));
+            field.SetEnabled(!ParseBool(component.GetProp("disabled")));
+            field.RegisterValueChangedCallback(change =>
+            {
+                var option = options.FirstOrDefault(candidate =>
+                    string.Equals(candidate.Label, change.newValue, StringComparison.Ordinal));
+                if (option == null)
+                    return;
+                var payload = new Dictionary<string, string>(component.Props, StringComparer.Ordinal)
+                {
+                    ["value"] = option.Value
+                };
+                EmitCommand(
+                    document,
+                    component,
+                    component.GetProp("command", component.GetProp("operationId")),
+                    GameCult.Mesh.CultMesh.OperationPayload(payload),
+                    commandSink);
+            });
+            return field;
+        }
+
         private static Label TitleLabel(string text)
         {
             var label = new Label(text);
diff --git a/packages/org.gamecult.eve.unity-uitoolkit/Tests/Editor/EveUiToolkitSurfaceLowererTests.cs b/packages/org.gamecult.eve.unity-uitoolkit/Tests/Editor/EveUiToolkitSurfaceLowererTests.cs
index 38b2fcb..c870112 100644
--- a/packages/org.gamecult.eve.unity-uitoolkit/Tests/Editor/EveUiToolkitSurfaceLowererTests.cs
+++ b/packages/org.gamecult.eve.unity-uitoolkit/Tests/Editor/EveUiToolkitSurfaceLowererTests.cs
@@ -11,6 +11,35 @@ namespace GameCult.Eve.UnityUIToolkit.Tests
 {
     public sealed class EveUiToolkitSurfaceLowererTests
     {
+        [Test]
+        public void SelectLowersProviderOptionsAndEmitsSelectedTypedValue()
+        {
+            EveSurfaceCommandRequest? emitted = null;
+            var select = Component(
+                "verse",
+                "control.select",
+                new Dictionary<string, string>
+                {
+                    ["label"] = "VERSE",
+                    ["value"] = "local",
+                    ["command"] = "eve.client.verse.select"
+                },
+                new[]
+                {
+                    Component("local", "control.option", new Dictionary<string, string> { ["label"] = "Local", ["value"] = "local" }),
+                    Component("hosted", "control.option", new Dictionary<string, string> { ["label"] = "Hosted", ["value"] = "hosted" })
+                });
+            var root = new EveUiToolkitSurfaceLowerer().Lower(Document(select), request => emitted = request);
+            var field = root.Q<DropdownField>();
+
+            Assert.That(field, Is.Not.Null);
+            Assert.That(field.choices, Is.EqualTo(new[] { "Local", "Hosted" }));
+            field.value = "Hosted";
+            Assert.That(emitted, Is.Not.Null);
+            Assert.That(emitted!.Command, Is.EqualTo("eve.client.verse.select"));
+            Assert.That(emitted.PayloadFields["value"], Is.EqualTo("hosted"));
+        }
+
         [Test]
         public void DefaultOptionsExposeSaiNornAndTeXProjectionAdapters()
         {