From 1cd8e8c44aeb22fa88f96bf389fdc7eadd9808e9 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Mon, 27 Apr 2026 15:50:28 +0200
Subject: [PATCH] Add validation for player start entity input bindings
 (keyboard and gamepad)

---
 src/document/scene-document-validation.ts | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/document/scene-document-validation.ts b/src/document/scene-document-validation.ts
index fa459063..8930d242 100644
--- a/src/document/scene-document-validation.ts
+++ b/src/document/scene-document-validation.ts
@@ -2996,6 +2996,19 @@ function validatePlayerStartEntity(
     );
   }
 
+  if (
+    !isPlayerStartKeyboardBindingCode(entity.inputBindings?.keyboard.interact)
+  ) {
+    diagnostics.push(
+      createDiagnostic(
+        "error",
+        "invalid-player-start-interact-keyboard-binding",
+        "Player Start interact keyboard binding must be a supported key or mouse code.",
+        `${path}.inputBindings.keyboard.interact`
+      )
+    );
+  }
+
   if (
     !isPlayerStartKeyboardBindingCode(entity.inputBindings?.keyboard.pauseTime)
   ) {
@@ -3092,6 +3105,19 @@ function validatePlayerStartEntity(
     );
   }
 
+  if (
+    !isPlayerStartGamepadActionBinding(entity.inputBindings?.gamepad.interact)
+  ) {
+    diagnostics.push(
+      createDiagnostic(
+        "error",
+        "invalid-player-start-interact-gamepad-binding",
+        "Player Start interact gamepad binding must be a supported standard-gamepad action input.",
+        `${path}.inputBindings.gamepad.interact`
+      )
+    );
+  }
+
   if (
     !isPlayerStartGamepadActionBinding(entity.inputBindings?.gamepad.pauseTime)
   ) {