From 75e667c1d7057f3eb58dffca4533c237f9db54d4 Mon Sep 17 00:00:00 2001
From: tigerenwork <tigeren.work@gmail.com>
Date: Wed, 4 Feb 2026 11:16:46 +0800
Subject: [PATCH] =?UTF-8?q?fix=EF=BC=9A=20fix=20reordering=20failure=20iss?=
 =?UTF-8?q?ue?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/lib/actions/step-templates.ts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/lib/actions/step-templates.ts b/src/lib/actions/step-templates.ts
index 629297d..17b326f 100644
--- a/src/lib/actions/step-templates.ts
+++ b/src/lib/actions/step-templates.ts
@@ -82,6 +82,23 @@ export async function reorderSteps(
   category: StepCategory,
   orderedIds: number[]
 ) {
+  // Two-phase update to avoid unique constraint violations
+  // Phase 1: Move all steps to temporary high values (offset by 10000)
+  for (let i = 0; i < orderedIds.length; i++) {
+    await db.update(stepTemplates)
+      .set({ orderIndex: i + 10000 })
+      .where(eq(stepTemplates.id, orderedIds[i]));
+    
+    // Also update customer steps
+    await db.update(customerSteps)
+      .set({ orderIndex: i + 10000 })
+      .where(and(
+        eq(customerSteps.templateId, orderedIds[i]),
+        eq(customerSteps.category, category)
+      ));
+  }
+  
+  // Phase 2: Move to final positions
   for (let i = 0; i < orderedIds.length; i++) {
     await db.update(stepTemplates)
       .set({ orderIndex: i })
@@ -95,6 +112,7 @@ export async function reorderSteps(
         eq(customerSteps.category, category)
       ));
   }
+  
   revalidatePath(`/releases/${releaseId}/steps`);
 }