From 7b73a9c7f58ba3c0711170220eb5d89ded6c504a Mon Sep 17 00:00:00 2001
From: 134 <a134@134deMacBook-Pro.local>
Date: Wed, 8 Jul 2026 00:09:11 +0800
Subject: [PATCH] fix: constrain product lock scale repair to source footprint

---
 app/api/canvas/local-edit/route.ts | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/app/api/canvas/local-edit/route.ts b/app/api/canvas/local-edit/route.ts
index 1aa59b6db..88f6a0432 100644
--- a/app/api/canvas/local-edit/route.ts
+++ b/app/api/canvas/local-edit/route.ts
@@ -5374,7 +5374,7 @@ export async function POST(request: NextRequest) {
                 scalePercent,
                 { width: sourceWidth, height: sourceHeight },
                 {
-                  draftInput: useScaleAdjustProductLockMaskEdit,
+                  draftInput: false,
                   maskEdit: useScaleAdjustProductLockMaskEdit,
                 }
               )
@@ -5449,8 +5449,7 @@ export async function POST(request: NextRequest) {
           ? useScaleAdjustProductLockComposite
             ? useScaleAdjustProductLockMaskEdit
               ? [
-                  scaleAdjustPatchReference.targetDraftFullUrl ||
-                    sourceImageUrl,
+                  sourceImageUrl,
                   ...scaleAdjustCropReferenceImageUrls,
                   ...manualRegionReferenceImageUrls,
                 ]
@@ -5784,7 +5783,7 @@ export async function POST(request: NextRequest) {
             featherRatio: 0.015,
             generatedFrame: "full",
             maskMode: "diff",
-            regions: scaleAdjustPatchCompositeRegions,
+            regions: regions.map((region) => region.rect),
             sourceImageUrl,
             clipMaskImageUrl:
               scaleAdjustPatchReference?.compositeClipMaskUrl || undefined,