Implement camera perspective toggle

Scripts/verify_camera_toggle_input.py

@@ -0,0 +1,44 @@
+import unreal
+
+
+def load(path):
+    asset = unreal.EditorAssetLibrary.load_asset(path)
+    if not asset:
+        raise RuntimeError(f"Could not load {path}")
+    return asset
+
+
+def mapping_found(context, action, key_name):
+    mapping_data = context.get_editor_property("default_key_mappings")
+    for mapping in list(mapping_data.get_editor_property("mappings")):
+        mapping_key = mapping.get_editor_property("key")
+        if (
+            mapping.get_editor_property("action") == action
+            and str(mapping_key.get_editor_property("key_name")) == key_name
+        ):
+            return True
+    return False
+
+
+def main():
+    action = load("/Game/Input/Actions/IA_ToggleCamera")
+    context = load("/Game/Input/IMC_Default")
+    character_bp = load("/Game/ThirdPerson/Blueprints/BP_ThirdPersonCharacter")
+    character_cdo = unreal.get_default_object(character_bp.generated_class())
+
+    missing = []
+    for key_name in ["V", "Gamepad_RightThumbstick"]:
+        if not mapping_found(context, action, key_name):
+            missing.append(f"missing mapping {key_name}")
+
+    assigned_action = character_cdo.get_editor_property("ToggleCameraAction")
+    if assigned_action != action:
+        missing.append("BP_ThirdPersonCharacter ToggleCameraAction is not IA_ToggleCamera")
+
+    if missing:
+        raise RuntimeError("Camera toggle input verification failed: " + "; ".join(missing))
+
+    unreal.log("Agrarian camera toggle input verification complete.")
+
+
+main()