From 98dddbcc2ef78d44e01451be6f5f04c7a7aca4e7 Mon Sep 17 00:00:00 2001
From: 134 <a134@134deMacBook-Pro.local>
Date: Sun, 12 Jul 2026 01:13:45 +0800
Subject: [PATCH] fix: keep Pascal agent bound to active scene

---
 .../pascal-editor/apps/editor/lib/pascal-agent-config.test.ts  | 3 +++
 services/pascal-editor/apps/editor/lib/pascal-agent-mcp.ts     | 3 +++
 services/pascal-editor/apps/editor/lib/pascal-agent-prompt.ts  | 2 +-
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/services/pascal-editor/apps/editor/lib/pascal-agent-config.test.ts b/services/pascal-editor/apps/editor/lib/pascal-agent-config.test.ts
index 90f320fa8..27c7d2cb8 100644
--- a/services/pascal-editor/apps/editor/lib/pascal-agent-config.test.ts
+++ b/services/pascal-editor/apps/editor/lib/pascal-agent-config.test.ts
@@ -66,6 +66,9 @@ describe('Pascal agent scene isolation', () => {
   test('blocks tools that can switch or destroy projects', () => {
     expect(isPascalAgentToolAllowed('load_scene')).toBe(false)
     expect(isPascalAgentToolAllowed('delete_scene')).toBe(false)
+    expect(isPascalAgentToolAllowed('create_house_from_brief')).toBe(false)
+    expect(isPascalAgentToolAllowed('create_from_template')).toBe(false)
+    expect(isPascalAgentToolAllowed('photo_to_scene')).toBe(false)
     expect(isPascalAgentToolAllowed('create_room')).toBe(true)
     expect(isPascalAgentToolAllowed('save_scene')).toBe(true)
   })
diff --git a/services/pascal-editor/apps/editor/lib/pascal-agent-mcp.ts b/services/pascal-editor/apps/editor/lib/pascal-agent-mcp.ts
index d6ccc41b6..0b478c8c6 100644
--- a/services/pascal-editor/apps/editor/lib/pascal-agent-mcp.ts
+++ b/services/pascal-editor/apps/editor/lib/pascal-agent-mcp.ts
@@ -5,12 +5,15 @@ import { Experimental_StdioMCPTransport } from '@ai-sdk/mcp/mcp-stdio'
 import type { ModelMessage, ToolSet } from 'ai'
 
 const BLOCKED_TOOL_NAMES = new Set([
+  'create_from_template',
+  'create_house_from_brief',
   'create_project',
   'delete_scene',
   'generate_variants',
   'get_project_status',
   'list_scenes',
   'load_scene',
+  'photo_to_scene',
   'rename_scene',
 ])
 
diff --git a/services/pascal-editor/apps/editor/lib/pascal-agent-prompt.ts b/services/pascal-editor/apps/editor/lib/pascal-agent-prompt.ts
index 8ab351099..94b222065 100644
--- a/services/pascal-editor/apps/editor/lib/pascal-agent-prompt.ts
+++ b/services/pascal-editor/apps/editor/lib/pascal-agent-prompt.ts
@@ -5,7 +5,7 @@ You are already bound to scene "${params.sceneName}" (${params.sceneId}). Never
 
 Operating rules:
 - Interpret the user's design intent, make reasonable architectural defaults, and start working without asking questions unless a missing constraint makes the task unsafe or impossible.
-- Use semantic Pascal tools before low-level patches: create_house_from_brief, create_story_shell, create_room, add_door, add_window, create_stair_between_levels, create_roof, and furnish_room.
+- Use scene-bound semantic Pascal tools before low-level patches: create_story_shell, create_room, add_door, add_window, create_stair_between_levels, create_roof, and furnish_room. Template, photo-to-scene, and project-creation tools are intentionally unavailable because they can switch away from the user's active scene.
 - Inspect the current scene before changing an existing design. Preserve unrelated work.
 - Pascal uses metres, with X/Z on the ground plane and Y pointing up.
 - Build in coherent groups. Call save_scene with saveMode "draft" after each meaningful group so the open editor updates while you work.