auto-save 2026-05-19 09:51 (+2, ~11)

src/app/api/assets/[assetId]/regenerate/route.ts

@@ -0,0 +1,31 @@
+import { NextResponse } from 'next/server';
+import { regeneratePackAsset } from '@/lib/packGenerator';
+import { loadSession, saveSession } from '@/lib/storage';
+import type { RegenerateAssetRequest, RegenerateAssetResponse } from '@/lib/types';
+
+export const runtime = 'nodejs';
+export const dynamic = 'force-dynamic';
+
+export async function POST(req: Request, ctx: { params: Promise<{ assetId: string }> }) {
+  const { assetId } = await ctx.params;
+  const { sessionId, userRefinement } = (await req.json()) as RegenerateAssetRequest;
+
+  if (!assetId || !sessionId) {
+    return NextResponse.json({ error: 'assetId and sessionId required' }, { status: 400 });
+  }
+
+  const session = await loadSession(sessionId);
+  if (!session) return NextResponse.json({ error: 'session not found' }, { status: 404 });
+
+  try {
+    const regenerated = await regeneratePackAsset({ session, assetId, userRefinement });
+    await saveSession(session);
+    return NextResponse.json({
+      asset: regenerated.asset,
+      pack: regenerated.pack,
+      provider: regenerated.provider,
+    } satisfies RegenerateAssetResponse);
+  } catch (error) {
+    return NextResponse.json({ error: String(error) }, { status: 500 });
+  }
+}