From eb759f54bf545fe8cd53e941c61a9955f990981d Mon Sep 17 00:00:00 2001
From: simoleo89 <simoleo89@gmail.com>
Date: Sun, 12 Jul 2026 19:12:25 +0200
Subject: [PATCH] feat: connect guarded asset import api

---
 src/actions/import-furni.ts                   |  37 +-
 src/app/admin/import/badges/page.tsx          |   2 +-
 src/app/admin/import/furni/page.tsx           |   2 +-
 src/app/admin/import/repair/page.tsx          |   2 +-
 src/app/api/admin/import/badges/edit/route.ts |  28 +
 src/app/api/admin/import/badges/route.ts      |  80 ++
 src/app/api/admin/import/clone/batch/route.ts |  72 ++
 src/app/api/admin/import/clone/icon/route.ts  |  53 ++
 src/app/api/admin/import/clone/route.ts       |  95 +++
 .../api/admin/import/clothing/batch/route.ts  |  46 ++
 src/app/api/admin/import/clothing/route.ts    |  29 +
 .../admin/import/clothing/sets/batch/route.ts |  50 ++
 .../api/admin/import/clothing/sets/route.ts   |  21 +
 .../api/admin/import/effects/batch/route.ts   |  50 ++
 src/app/api/admin/import/effects/route.ts     |  31 +
 .../admin/import/furni/batch-regen/route.ts   | 231 ++++++
 src/app/api/admin/import/furni/batch/route.ts | 198 +++++
 .../admin/import/furni/nitro-editor/route.ts  | 166 ++++
 .../api/admin/import/furni/resync/route.ts    | 203 +++++
 src/app/api/admin/import/furni/route.ts       | 713 ++++++++++++++++++
 src/app/api/admin/import/pets/batch/route.ts  |  46 ++
 src/app/api/admin/import/pets/icon/route.ts   |  19 +
 src/app/api/admin/import/pets/route.ts        |  27 +
 .../api/admin/import/repair/audit/route.ts    |  12 +
 src/app/api/admin/import/repair/route.ts      | 128 ++++
 .../bundled/furniture/[...path]/route.ts      |  25 +
 26 files changed, 2342 insertions(+), 24 deletions(-)
 create mode 100644 src/app/api/admin/import/badges/edit/route.ts
 create mode 100644 src/app/api/admin/import/badges/route.ts
 create mode 100644 src/app/api/admin/import/clone/batch/route.ts
 create mode 100644 src/app/api/admin/import/clone/icon/route.ts
 create mode 100644 src/app/api/admin/import/clone/route.ts
 create mode 100644 src/app/api/admin/import/clothing/batch/route.ts
 create mode 100644 src/app/api/admin/import/clothing/route.ts
 create mode 100644 src/app/api/admin/import/clothing/sets/batch/route.ts
 create mode 100644 src/app/api/admin/import/clothing/sets/route.ts
 create mode 100644 src/app/api/admin/import/effects/batch/route.ts
 create mode 100644 src/app/api/admin/import/effects/route.ts
 create mode 100644 src/app/api/admin/import/furni/batch-regen/route.ts
 create mode 100644 src/app/api/admin/import/furni/batch/route.ts
 create mode 100644 src/app/api/admin/import/furni/nitro-editor/route.ts
 create mode 100644 src/app/api/admin/import/furni/resync/route.ts
 create mode 100644 src/app/api/admin/import/furni/route.ts
 create mode 100644 src/app/api/admin/import/pets/batch/route.ts
 create mode 100644 src/app/api/admin/import/pets/icon/route.ts
 create mode 100644 src/app/api/admin/import/pets/route.ts
 create mode 100644 src/app/api/admin/import/repair/audit/route.ts
 create mode 100644 src/app/api/admin/import/repair/route.ts
 create mode 100644 src/app/api/nitro-assets/bundled/furniture/[...path]/route.ts

diff --git a/src/actions/import-furni.ts b/src/actions/import-furni.ts
index aa0618fd..5f2a680a 100644
--- a/src/actions/import-furni.ts
+++ b/src/actions/import-furni.ts
@@ -1,24 +1,19 @@
-"use server";
+'use server'
 
-import { requireStaff } from "@/lib/admin/guard";
-import { prisma } from "@/lib/prisma";
-import type { ActionResult } from "@/lib/safe-action-shared";
+import { z } from 'zod'
+import { PERMS } from '@/lib/permissions'
+import { adminAction } from '@/lib/safe-action'
+import { actionOk } from '@/lib/safe-action-shared'
+import { cleanupConvertedSwfs, deleteImportedItem } from '@/lib/services/furni-import'
 
-export async function cleanSwfFiles(): Promise<ActionResult<{ deleted: number; remaining: number }>> {
-  try {
-    await requireStaff();
-    return { ok: true, data: { deleted: 0, remaining: 0 } };
-  } catch {
-    return { ok: false, error: "Failed to clean SWF files" };
-  }
-}
+export const cleanSwfFiles = adminAction({ permission: PERMS.ASSETS_IMPORT }, async () => {
+  const result = await cleanupConvertedSwfs()
+  return actionOk(result as unknown as Record<string, unknown>)
+})
 
-export async function deleteImportedFurni({ classname }: { classname: string }) {
-  await requireStaff();
-  try {
-    await prisma.itemsBase.deleteMany({ where: { itemName: classname } });
-    return { ok: true as const, data: { deletedFiles: [classname], errors: [] as string[] } };
-  } catch {
-    return { ok: false as const, error: `Failed to delete ${classname}` };
-  }
-}
+const deleteSchema = z.object({ classname: z.string().trim().min(1) })
+
+export const deleteImportedFurni = adminAction(
+  { permission: PERMS.ASSETS_IMPORT, schema: deleteSchema },
+  async (ctx) => actionOk((await deleteImportedItem(ctx.data.classname)) as unknown as Record<string, unknown>),
+)
diff --git a/src/app/admin/import/badges/page.tsx b/src/app/admin/import/badges/page.tsx
index d6ce8661..246ec7c2 100644
--- a/src/app/admin/import/badges/page.tsx
+++ b/src/app/admin/import/badges/page.tsx
@@ -4,7 +4,7 @@ import { ImportBadgesClient } from './import-badges-client'
 
 export default async function ImportBadgesPage(_props: { params: Promise<{ locale: string }> }) {
   const { session, permissions } = await getAdminContext()
-  if (!canAccess(permissions, PERMS.SETTINGS_EDIT, session.user.rank)) {
+  if (!canAccess(permissions, PERMS.ASSETS_IMPORT, session.user.rank)) {
     redirect('/admin')
   }
 
diff --git a/src/app/admin/import/furni/page.tsx b/src/app/admin/import/furni/page.tsx
index bf7ccec8..f8fb5718 100644
--- a/src/app/admin/import/furni/page.tsx
+++ b/src/app/admin/import/furni/page.tsx
@@ -4,7 +4,7 @@ import { ImportFurniClient } from './import-furni-client'
 
 export default async function ImportFurniPage(_props: { params: Promise<{ locale: string }> }) {
   const { session, permissions } = await getAdminContext()
-  if (!canAccess(permissions, PERMS.CATALOG_EDIT, session.user.rank)) {
+  if (!canAccess(permissions, PERMS.ASSETS_IMPORT, session.user.rank)) {
     redirect('/admin')
   }
 
diff --git a/src/app/admin/import/repair/page.tsx b/src/app/admin/import/repair/page.tsx
index 8f510512..73513e62 100644
--- a/src/app/admin/import/repair/page.tsx
+++ b/src/app/admin/import/repair/page.tsx
@@ -4,7 +4,7 @@ import { RepairClient } from './repair-client'
 
 export default async function RepairImportedPage() {
   const { session, permissions } = await getAdminContext()
-  if (!canAccess(permissions, PERMS.CATALOG_EDIT, session.user.rank)) {
+  if (!canAccess(permissions, PERMS.ASSETS_IMPORT, session.user.rank)) {
     redirect('/admin')
   }
 
diff --git a/src/app/api/admin/import/badges/edit/route.ts b/src/app/api/admin/import/badges/edit/route.ts
new file mode 100644
index 00000000..ff2fc528
--- /dev/null
+++ b/src/app/api/admin/import/badges/edit/route.ts
@@ -0,0 +1,28 @@
+import { promises as fs } from 'node:fs'
+import path from 'node:path'
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+
+const EXTERNAL_TEXTS_PATH = path.join(
+  process.cwd(),
+  'public/nitro-assets/gamedata/ExternalTexts.json',
+)
+
+/** GET - Read badge name/desc from ExternalTexts.json */
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const code = request.nextUrl.searchParams.get('code')?.toUpperCase()
+  if (!code) return apiError('Missing code', 400)
+
+  try {
+    const raw = await fs.readFile(EXTERNAL_TEXTS_PATH, 'utf-8')
+    const texts: Record<string, string> = JSON.parse(raw)
+
+    const name = texts[`badge_name_${code}`] ?? texts[`${code}_badge_name`] ?? ''
+    const desc = texts[`badge_desc_${code}`] ?? texts[`${code}_badge_desc`] ?? ''
+
+    return apiOk({ name, desc })
+  } catch {
+    return apiError('Failed to read ExternalTexts.json', 500)
+  }
+})
diff --git a/src/app/api/admin/import/badges/route.ts b/src/app/api/admin/import/badges/route.ts
new file mode 100644
index 00000000..9781914a
--- /dev/null
+++ b/src/app/api/admin/import/badges/route.ts
@@ -0,0 +1,80 @@
+import { promises as fs } from 'node:fs'
+import path from 'node:path'
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { searchBadges } from '@/lib/services/habboassets'
+
+const EXTERNAL_TEXTS_PATH = path.join(
+  process.cwd(),
+  'public/nitro-assets/gamedata/ExternalTexts.json',
+)
+
+// ── Search badges via official Habbo external texts ────────────────
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const search = request.nextUrl.searchParams.get('search') || ''
+  const offset = parseInt(request.nextUrl.searchParams.get('offset') || '0', 10)
+  const allHotels = request.nextUrl.searchParams.get('allHotels') === '1'
+
+  const badges = await searchBadges(search, 100, offset, allHotels ? null : undefined)
+
+  // Check which badges already exist in ExternalTexts.json
+  const existingCodes = new Set<string>()
+  try {
+    const raw = await fs.readFile(EXTERNAL_TEXTS_PATH, 'utf-8')
+    const texts = JSON.parse(raw)
+    for (const badge of badges) {
+      if (texts[`badge_name_${badge.code}`] !== undefined) {
+        existingCodes.add(badge.code)
+      }
+    }
+  } catch {
+    // File not found or invalid - treat all as not imported
+  }
+
+  const enriched = badges.map((badge) => ({
+    ...badge,
+    alreadyImported: existingCodes.has(badge.code),
+  }))
+
+  return apiOk({ badges: enriched })
+})
+
+// ── Import a single badge ───────────────────────────────────────────
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const { code, name, description } = body
+
+  if (!code || !name) return apiError('Missing code or name', 400)
+
+  try {
+    const raw = await fs.readFile(EXTERNAL_TEXTS_PATH, 'utf-8')
+    const texts = JSON.parse(raw)
+
+    const nameKey = `badge_name_${code}`
+    const descKey = `badge_desc_${code}`
+
+    if (texts[nameKey] !== undefined) {
+      return apiError('Badge already exists in ExternalTexts.json', 409)
+    }
+
+    texts[nameKey] = name
+    texts[descKey] = description || ''
+
+    await fs.writeFile(EXTERNAL_TEXTS_PATH, JSON.stringify(texts, null, 4), 'utf-8')
+  } catch (err) {
+    console.warn('[import-badges] Failed to update ExternalTexts.json:', (err as Error).message)
+    return apiError('Failed to update ExternalTexts.json', 500)
+  }
+
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'badge_import',
+    target: 'ExternalTexts',
+    after: { code, name, description },
+  })
+
+  return apiOk()
+})
+
diff --git a/src/app/api/admin/import/clone/batch/route.ts b/src/app/api/admin/import/clone/batch/route.ts
new file mode 100644
index 00000000..9151a784
--- /dev/null
+++ b/src/app/api/admin/import/clone/batch/route.ts
@@ -0,0 +1,72 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { cloneSingleFurni, fetchSourceFurnidata } from '@/lib/services/clone-import'
+import { getSource } from '@/lib/services/clone-sources'
+import { runSseBatch } from '@/lib/services/import/core/sse-batch'
+
+interface BatchItem {
+  classname: string
+}
+
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const sourceId: string = body.sourceId || ''
+  const rawClassnames: string[] = body.classnames || []
+
+  if (!sourceId) return apiError('Missing sourceId', 400)
+  if (rawClassnames.length === 0) return apiError('No classnames to clone', 400)
+
+  const source = await getSource(sourceId)
+  if (!source) return apiError('Source not found', 404)
+
+  // Fetch furnidata once so we can resolve entries by classname.
+  let allEntries: Awaited<ReturnType<typeof fetchSourceFurnidata>>
+  try {
+    allEntries = await fetchSourceFurnidata(source.furnidataUrl)
+  } catch (err) {
+    return apiError(`Failed to fetch furnidata: ${(err as Error).message}`, 502)
+  }
+
+  const entryMap = new Map(allEntries.map((e) => [e.classname, e]))
+
+  // Deduplicate classnames preserving order.
+  const seen = new Set<string>()
+  const items: BatchItem[] = []
+  for (const cn of rawClassnames) {
+    if (!seen.has(cn)) {
+      seen.add(cn)
+      items.push({ classname: cn })
+    }
+  }
+
+  if (items.length > 500) return apiError('Too many classnames (max 500)', 400)
+
+  return runSseBatch<BatchItem>({
+    items,
+    concurrency: body.concurrency || 2,
+    labelOf: (it) => it.classname,
+    worker: async (it, _index, report) => {
+      const entry = entryMap.get(it.classname)
+      if (!entry) {
+        return { ok: false, error: 'classname not found in source furnidata' }
+      }
+
+      const result = await cloneSingleFurni({ source, entry, onProgress: report })
+
+      if (result.ok) {
+        logAudit({
+          userId: ctx.session.user.id,
+          action: 'clone_furni',
+          target: 'FurniAsset',
+          targetId: 0,
+          after: { classname: it.classname, sourceId, sourceName: source.name },
+        })
+      }
+
+      return { ok: result.ok, warnings: result.warnings, error: result.error }
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/clone/icon/route.ts b/src/app/api/admin/import/clone/icon/route.ts
new file mode 100644
index 00000000..821e98f3
--- /dev/null
+++ b/src/app/api/admin/import/clone/icon/route.ts
@@ -0,0 +1,53 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { extractFurniIconPng } from '@/lib/services/clone-icon'
+import { getSource } from '@/lib/services/clone-sources'
+
+// In-process cache of extracted icons, keyed by source+classname.
+// null = known-missing (don't refetch the bundle every render).
+const iconCache = new Map<string, Buffer | null>()
+
+// GET ?source=<id>&classname=<cn>
+// Fetches the source's .nitro bundle and returns the embedded furni icon as a
+// PNG. Used by the clone preview grid for sources that don't serve standalone
+// {classname}_icon.png files (icons live inside the .nitro).
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const sp = request.nextUrl.searchParams
+  const sourceId = sp.get('source')
+  const classname = sp.get('classname')
+  if (!sourceId || !classname) return apiError('Missing source or classname', 400)
+  if (!/^[\w\-.*]+$/.test(classname)) return apiError('Invalid classname', 400)
+
+  const cacheKey = `${sourceId}:${classname}`
+  let icon = iconCache.get(cacheKey)
+
+  if (icon === undefined) {
+    const source = await getSource(sourceId)
+    if (!source) return apiError('Source not found', 404)
+    try {
+      const res = await fetch(`${source.nitroBaseUrl}/${classname}.nitro`, {
+        signal: AbortSignal.timeout(15000),
+      })
+      if (!res.ok) {
+        iconCache.set(cacheKey, null)
+        return apiError('Bundle not found', 404)
+      }
+      icon = extractFurniIconPng(Buffer.from(await res.arrayBuffer()))
+      iconCache.set(cacheKey, icon)
+    } catch {
+      iconCache.set(cacheKey, null)
+      return apiError('Failed to fetch bundle', 502)
+    }
+  }
+
+  if (!icon) return apiError('No icon in bundle', 404)
+
+  return new Response(new Uint8Array(icon), {
+    headers: {
+      'Content-Type': 'image/png',
+      'Cache-Control': 'public, max-age=86400',
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/clone/route.ts b/src/app/api/admin/import/clone/route.ts
new file mode 100644
index 00000000..29569b16
--- /dev/null
+++ b/src/app/api/admin/import/clone/route.ts
@@ -0,0 +1,95 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { getClonableClassnames, getCloneList, getCloneStats } from '@/lib/services/clone-import'
+import { deleteSource, getSource, listSources, upsertSource } from '@/lib/services/clone-sources'
+
+// GET ?action=sources               → list presets
+// GET ?source=<id>&search=&page=&perPage=  → { items, meta, stats }
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const sp = request.nextUrl.searchParams
+
+  if (sp.get('action') === 'sources') {
+    return apiOk({ sources: await listSources() })
+  }
+
+  const sourceId = sp.get('source')
+  if (!sourceId) return apiError('Missing source or action', 400)
+
+  const source = await getSource(sourceId)
+  if (!source) return apiError('Source not found', 404)
+
+  // GET ?source=<id>&action=clonable → all not-yet-present classnames (for "clone all")
+  if (sp.get('action') === 'clonable') {
+    return apiOk({ classnames: await getClonableClassnames(source) })
+  }
+
+  const search = sp.get('search') || ''
+  const page = Math.max(Number.parseInt(sp.get('page') || '1', 10) || 1, 1)
+  const perPage = Math.min(Math.max(Number.parseInt(sp.get('perPage') || '50', 10) || 50, 1), 200)
+  const filterParam = sp.get('filter')
+  const filter = filterParam === 'missing' || filterParam === 'present' ? filterParam : 'all'
+
+  const [listResult, stats] = await Promise.all([
+    getCloneList({ source, search, page, perPage, filter }),
+    getCloneStats(source),
+  ])
+
+  return apiOk({ items: listResult.items, meta: listResult.meta, stats })
+})
+
+// POST — upsert a source preset
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const { name, furnidataUrl, nitroBaseUrl, iconBaseUrl, id } = body as Record<string, string>
+
+  const isHttps = (u: string) => {
+    try {
+      return new URL(u).protocol === 'https:'
+    } catch {
+      return false
+    }
+  }
+
+  if (!name?.trim()) return apiError('name is required', 400)
+  if (!furnidataUrl?.trim()) return apiError('furnidataUrl is required', 400)
+  if (!nitroBaseUrl?.trim()) return apiError('nitroBaseUrl is required', 400)
+  if (!iconBaseUrl?.trim()) return apiError('iconBaseUrl is required', 400)
+  if (!isHttps(furnidataUrl) || !isHttps(nitroBaseUrl) || !isHttps(iconBaseUrl))
+    return apiError('Source URLs must be valid https:// URLs', 400)
+
+  const entry = await upsertSource({ id, name, furnidataUrl, nitroBaseUrl, iconBaseUrl })
+
+  logAudit({
+    userId: ctx.session.user.id,
+    action: id ? 'clone_source_update' : 'clone_source_create',
+    target: 'CloneSource',
+    targetId: 0,
+    after: { id: entry.id, name: entry.name },
+  })
+
+  return apiOk({ source: entry })
+})
+
+// DELETE ?id=<id>
+export const DELETE = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const id = request.nextUrl.searchParams.get('id')
+  if (!id) return apiError('Missing id', 400)
+
+  const source = await getSource(id)
+  if (!source) return apiError('Source not found', 404)
+
+  await deleteSource(id)
+
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'clone_source_delete',
+    target: 'CloneSource',
+    targetId: 0,
+    after: { id, name: source.name },
+  })
+
+  return apiOk({ id })
+})
+
diff --git a/src/app/api/admin/import/clothing/batch/route.ts b/src/app/api/admin/import/clothing/batch/route.ts
new file mode 100644
index 00000000..85fc6439
--- /dev/null
+++ b/src/app/api/admin/import/clothing/batch/route.ts
@@ -0,0 +1,46 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { ensureFigureDirs, importSingleFigure } from '@/lib/services/figure-import'
+import { runSseBatch } from '@/lib/services/import/core/sse-batch'
+
+interface FigureBatchItem {
+  lib: string
+}
+
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const rawItems: FigureBatchItem[] = body.items || []
+  const concurrency = body.concurrency || 3
+  if (rawItems.length === 0) return apiError('No libraries to import', 400)
+
+  const seen = new Set<string>()
+  const items = rawItems.filter((it) => {
+    if (seen.has(it.lib)) return false
+    seen.add(it.lib)
+    return true
+  })
+
+  await ensureFigureDirs()
+
+  return runSseBatch<FigureBatchItem>({
+    items,
+    concurrency,
+    labelOf: (it) => it.lib,
+    worker: async (it, _index, report) => {
+      const r = await importSingleFigure({ lib: it.lib, onProgress: report })
+      if (r.ok) {
+        logAudit({
+          userId: ctx.session.user.id,
+          action: 'figure_import',
+          target: 'FigureAsset',
+          targetId: 0,
+          after: { lib: it.lib, batch: true },
+        })
+      }
+      return { ok: r.ok, warnings: r.warnings, error: r.error }
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/clothing/route.ts b/src/app/api/admin/import/clothing/route.ts
new file mode 100644
index 00000000..4b3c9e1d
--- /dev/null
+++ b/src/app/api/admin/import/clothing/route.ts
@@ -0,0 +1,29 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { deleteImportedFigure, getFigureList, getFigureStats } from '@/lib/services/figure-import'
+
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  if (request.nextUrl.searchParams.get('action') === 'stats') return apiOk(await getFigureStats())
+  const search = request.nextUrl.searchParams.get('search') || ''
+  const page = Number.parseInt(request.nextUrl.searchParams.get('page') || '1', 10)
+  const { items, meta } = await getFigureList({ search, page: page || 1, perPage: 100 })
+  return apiOk({ items, meta })
+})
+
+export const DELETE = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const lib = request.nextUrl.searchParams.get('lib')
+  if (!lib) return apiError('Missing lib', 400)
+  const { deletedFile } = await deleteImportedFigure(lib)
+  if (!deletedFile) return apiError(`Library "${lib}" not found`, 404)
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'figure_delete',
+    target: 'FigureAsset',
+    targetId: 0,
+    after: { lib },
+  })
+  return apiOk({ lib, deletedFile })
+})
+
diff --git a/src/app/api/admin/import/clothing/sets/batch/route.ts b/src/app/api/admin/import/clothing/sets/batch/route.ts
new file mode 100644
index 00000000..5136fd21
--- /dev/null
+++ b/src/app/api/admin/import/clothing/sets/batch/route.ts
@@ -0,0 +1,50 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { importClothingSet } from '@/lib/services/clothing-set-import'
+import { runSseBatch } from '@/lib/services/import/core/sse-batch'
+
+interface ClothingSetBatchItem {
+  setType: string
+  setId: number
+}
+
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const rawItems: ClothingSetBatchItem[] = body.items || []
+  const concurrency = body.concurrency || 3
+  if (rawItems.length === 0) return apiError('No clothing sets to import', 400)
+
+  const seen = new Set<string>()
+  const items = rawItems.filter((it) => {
+    const key = `${it.setType}:${it.setId}`
+    if (seen.has(key)) return false
+    seen.add(key)
+    return true
+  })
+
+  return runSseBatch<ClothingSetBatchItem>({
+    items,
+    concurrency,
+    labelOf: (it) => `${it.setType}-${it.setId}`,
+    worker: async (it, _index, report) => {
+      const r = await importClothingSet({
+        setType: it.setType,
+        setId: it.setId,
+        onProgress: report,
+      })
+      if (r.ok) {
+        logAudit({
+          userId: ctx.session.user.id,
+          action: 'clothing_set_import',
+          target: 'ClothingSet',
+          targetId: it.setId,
+          after: { setType: it.setType, setId: it.setId, batch: true },
+        })
+      }
+      return { ok: r.ok, warnings: r.warnings, error: r.error }
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/clothing/sets/route.ts b/src/app/api/admin/import/clothing/sets/route.ts
new file mode 100644
index 00000000..f39d6ef5
--- /dev/null
+++ b/src/app/api/admin/import/clothing/sets/route.ts
@@ -0,0 +1,21 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { getClothingSetList, getClothingSetStats } from '@/lib/services/clothing-set-import'
+
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  if (request.nextUrl.searchParams.get('action') === 'stats') {
+    return apiOk((await getClothingSetStats()) as unknown as Record<string, unknown>)
+  }
+  const search = request.nextUrl.searchParams.get('search') || ''
+  const page = Number.parseInt(request.nextUrl.searchParams.get('page') || '1', 10)
+  const setType = request.nextUrl.searchParams.get('setType') || undefined
+  const { items, meta } = await getClothingSetList({
+    search,
+    page: page || 1,
+    perPage: 100,
+    setType,
+  })
+  return apiOk({ items, meta })
+})
+
diff --git a/src/app/api/admin/import/effects/batch/route.ts b/src/app/api/admin/import/effects/batch/route.ts
new file mode 100644
index 00000000..dd8afd1b
--- /dev/null
+++ b/src/app/api/admin/import/effects/batch/route.ts
@@ -0,0 +1,50 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { ensureEffectDirs, importSingleEffect } from '@/lib/services/effect-import'
+import { runSseBatch } from '@/lib/services/import/core/sse-batch'
+import type { EffectMapEntry } from '@/types/effects'
+
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const rawItems: EffectMapEntry[] = body.items || []
+  const concurrency = body.concurrency || 3
+  if (rawItems.length === 0) return apiError('No effects to import', 400)
+
+  // Dedupe by lib (the .nitro filename) to avoid double work in one request.
+  const seen = new Set<string>()
+  const items = rawItems.filter((it) => {
+    if (seen.has(it.lib)) return false
+    seen.add(it.lib)
+    return true
+  })
+
+  await ensureEffectDirs()
+
+  return runSseBatch<EffectMapEntry>({
+    items,
+    concurrency,
+    labelOf: (it) => it.lib,
+    worker: async (it, _index, report) => {
+      const r = await importSingleEffect({
+        id: it.id,
+        lib: it.lib,
+        type: it.type,
+        revision: it.revision,
+        onProgress: report,
+      })
+      if (r.ok) {
+        logAudit({
+          userId: ctx.session.user.id,
+          action: 'effect_import',
+          target: 'EffectMap',
+          targetId: 0,
+          after: { id: it.id, lib: it.lib, type: it.type, batch: true },
+        })
+      }
+      return { ok: r.ok, warnings: r.warnings, error: r.error }
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/effects/route.ts b/src/app/api/admin/import/effects/route.ts
new file mode 100644
index 00000000..81eac7b2
--- /dev/null
+++ b/src/app/api/admin/import/effects/route.ts
@@ -0,0 +1,31 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { deleteImportedEffect, getEffectList, getEffectStats } from '@/lib/services/effect-import'
+
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const action = request.nextUrl.searchParams.get('action')
+  if (action === 'stats') {
+    return apiOk(await getEffectStats())
+  }
+  const search = request.nextUrl.searchParams.get('search') || ''
+  const effects = await getEffectList(search)
+  return apiOk({ effects })
+})
+
+export const DELETE = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const idOrLib = request.nextUrl.searchParams.get('lib') || request.nextUrl.searchParams.get('id')
+  if (!idOrLib) return apiError('Missing lib/id', 400)
+  const { removed, deletedFile } = await deleteImportedEffect(idOrLib)
+  if (!removed && !deletedFile) return apiError(`Effect "${idOrLib}" not found`, 404)
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'effect_delete',
+    target: 'EffectMap',
+    targetId: 0,
+    after: { idOrLib, removed, deletedFile },
+  })
+  return apiOk({ idOrLib, removed, deletedFile })
+})
+
diff --git a/src/app/api/admin/import/furni/batch-regen/route.ts b/src/app/api/admin/import/furni/batch-regen/route.ts
new file mode 100644
index 00000000..19a4701d
--- /dev/null
+++ b/src/app/api/admin/import/furni/batch-regen/route.ts
@@ -0,0 +1,231 @@
+import { existsSync, promises as fs } from 'node:fs'
+import path from 'node:path'
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { prisma } from '@/lib/prisma'
+import { getFurniAssetDirs } from '@/lib/services/furni-asset-dirs'
+import { appendFurniEntriesBatch, buildFurniEntry, readFurniData } from '@/lib/services/furni-data'
+import { downloadFile, ensureDirectories } from '@/lib/services/furni-import'
+import { getHabboItFurnidata } from '@/lib/services/habbo-furnidata-cache'
+import { rcon } from '@/lib/services/rcon'
+import { convertSwfToNitro } from '@/lib/services/swf-to-nitro'
+
+interface RegenItem {
+  classname: string
+  revision: number
+}
+
+/**
+ * SSE batch regenerate .nitro files.
+ * Streams progress events for each item.
+ */
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const body = await request.json()
+  const items: RegenItem[] = body.items || []
+  const concurrency = Math.min(Math.max(body.concurrency || 3, 1), 5)
+
+  if (items.length === 0) return apiError('No items to regenerate', 400)
+
+  await ensureDirectories()
+  const { swfDir, nitroDir } = await getFurniAssetDirs()
+  const encoder = new TextEncoder()
+
+  const stream = new ReadableStream({
+    async start(controller) {
+      const send = (data: unknown) => {
+        try {
+          controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+        } catch {
+          /* stream closed */
+        }
+      }
+
+      const startTime = Date.now()
+      send({ type: 'regen_start', total: items.length })
+
+      let succeeded = 0
+      let failed = 0
+      let skipped = 0
+      const furniDataEntries: Array<{ entry: Record<string, unknown>; itemType: string }> = []
+
+      // Load furnidata once for all items
+      const furnidata = await getHabboItFurnidata()
+
+      // Load existing FurnitureData.json classnames for dedup
+      const existingFD = (await readFurniData()) as {
+        roomitemtypes?: { furnitype?: Array<{ classname?: string }> }
+        wallitemtypes?: { furnitype?: Array<{ classname?: string }> }
+      }
+      const fdClassnames = new Set([
+        ...(existingFD.roomitemtypes?.furnitype || []).map((e) => e.classname),
+        ...(existingFD.wallitemtypes?.furnitype || []).map((e) => e.classname),
+      ])
+
+      for (let i = 0; i < items.length; i += concurrency) {
+        const chunk = items.slice(i, i + concurrency)
+
+        const promises = chunk.map(async (item) => {
+          const starIdx = item.classname.indexOf('*')
+          const baseClassname =
+            starIdx !== -1 ? item.classname.substring(0, starIdx) : item.classname
+          const nitroPath = path.join(/*turbopackIgnore: true*/ nitroDir, `${baseClassname}.nitro`)
+
+          if (existsSync(/*turbopackIgnore: true*/ nitroPath)) {
+            skipped++
+            send({ type: 'regen_progress', classname: item.classname, status: 'skipped' })
+            return
+          }
+
+          send({ type: 'regen_progress', classname: item.classname, status: 'downloading' })
+
+          // Resolve revision
+          let rev = item.revision || 0
+          if (rev === 0) {
+            const fd =
+              furnidata.get(item.classname) ||
+              furnidata.get(baseClassname) ||
+              furnidata.get(`${baseClassname}*0`)
+            if (fd) rev = fd.revision
+          }
+
+          // Try spriteId as fallback revision
+          const revsToTry: number[] = []
+          if (rev > 0) revsToTry.push(rev)
+          const dbItem = await prisma.itemsBase.findFirst({
+            where: { itemName: item.classname },
+            select: { id: true, spriteId: true, publicName: true, type: true },
+          })
+          if (dbItem?.spriteId && !revsToTry.includes(dbItem.spriteId)) {
+            revsToTry.push(dbItem.spriteId)
+          }
+
+          if (revsToTry.length === 0) {
+            failed++
+            send({
+              type: 'regen_progress',
+              classname: item.classname,
+              status: 'failed',
+              message: 'No revision found',
+            })
+            return
+          }
+
+          const swfPath = path.join(swfDir, `${baseClassname}.swf`)
+
+          // Download SWF if needed
+          if (!existsSync(swfPath)) {
+            let downloaded = false
+            for (const tryRev of revsToTry) {
+              const dl = await downloadFile(
+                `https://images.habbo.com/dcr/hof_furni/${tryRev}/${encodeURIComponent(baseClassname)}.swf`,
+                swfPath,
+                { validate: 'swf' },
+              )
+              if (dl.ok) {
+                rev = tryRev
+                downloaded = true
+                break
+              }
+            }
+            if (!downloaded) {
+              failed++
+              send({
+                type: 'regen_progress',
+                classname: item.classname,
+                status: 'failed',
+                message: `SWF not found (revs: ${revsToTry.join(', ')})`,
+              })
+              return
+            }
+          }
+
+          // Convert
+          send({ type: 'regen_progress', classname: item.classname, status: 'converting' })
+          try {
+            const swfBuffer = await fs.readFile(swfPath)
+            const conversion = convertSwfToNitro(swfBuffer, baseClassname)
+            await fs.writeFile(nitroPath, conversion.bundle)
+
+            // Build FurnitureData entry if missing
+            if (!fdClassnames.has(baseClassname) && !fdClassnames.has(item.classname)) {
+              const fd = furnidata.get(item.classname) || furnidata.get(baseClassname)
+              const itemType = dbItem?.type === 'i' ? 'i' : 's'
+              const entry = buildFurniEntry({
+                id: dbItem?.spriteId || 0,
+                classname: baseClassname,
+                revision: rev,
+                category: fd?.category || '',
+                name: dbItem?.publicName || baseClassname,
+                description: fd?.description || '',
+                spriteId: dbItem?.spriteId || 0,
+                dims: conversion.dimensions || { x: 1, y: 1, z: 1 },
+                metadata: conversion.metadata || null,
+                habboIt: fd || null,
+              })
+              furniDataEntries.push({ entry, itemType })
+              fdClassnames.add(baseClassname)
+            }
+
+            succeeded++
+            send({ type: 'regen_progress', classname: item.classname, status: 'done' })
+          } catch (err) {
+            failed++
+            send({
+              type: 'regen_progress',
+              classname: item.classname,
+              status: 'failed',
+              message: (err as Error).message,
+            })
+          }
+        })
+
+        await Promise.allSettled(promises)
+      }
+
+      // Batch write FurnitureData.json
+      if (furniDataEntries.length > 0) {
+        try {
+          await appendFurniEntriesBatch(furniDataEntries)
+          send({
+            type: 'regen_info',
+            message: `Added ${furniDataEntries.length} entries to FurnitureData.json`,
+          })
+        } catch (err) {
+          send({
+            type: 'regen_info',
+            message: `FurnitureData.json write failed: ${(err as Error).message}`,
+          })
+        }
+      }
+
+      // RCON refresh
+      try {
+        await rcon.updateItems()
+        await rcon.updateCatalog()
+      } catch {
+        /* non-fatal */
+      }
+
+      send({
+        type: 'regen_complete',
+        succeeded,
+        failed,
+        skipped,
+        furniDataAdded: furniDataEntries.length,
+        duration: Date.now() - startTime,
+      })
+
+      controller.close()
+    },
+  })
+
+  return new Response(stream, {
+    headers: {
+      'Content-Type': 'text/event-stream',
+      'Cache-Control': 'no-cache',
+      Connection: 'keep-alive',
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/furni/batch/route.ts b/src/app/api/admin/import/furni/batch/route.ts
new file mode 100644
index 00000000..d461aead
--- /dev/null
+++ b/src/app/api/admin/import/furni/batch/route.ts
@@ -0,0 +1,198 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { appendFurniEntriesBatch } from '@/lib/services/furni-data'
+import { ensureDirectories, importSingleFurni } from '@/lib/services/furni-import'
+import { rcon } from '@/lib/services/rcon'
+import type { ImportSingleResult } from '@/types/furni'
+
+interface BatchItem {
+  id: number
+  classname: string
+  name: string
+  description: string
+  type: string
+  revision: number
+  category: string
+}
+
+/**
+ * SSE batch import endpoint.
+ * Processes multiple furniture items with configurable concurrency,
+ * streaming real-time progress events to the client.
+ */
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const rawItems: BatchItem[] = body.items || []
+  const concurrency = Math.min(Math.max(body.concurrency || 3, 1), 5)
+
+  if (rawItems.length === 0) return apiError('No items to import', 400)
+
+  // Deduplicate by (spriteId, classname) to avoid concurrent INSERT races on
+  // items_base.id when the same item is listed twice in the request body.
+  const seen = new Set<string>()
+  const items: BatchItem[] = []
+  for (const it of rawItems) {
+    const key = `${it.id}:${it.classname}`
+    if (seen.has(key)) continue
+    seen.add(key)
+    items.push(it)
+  }
+
+  await ensureDirectories()
+  const encoder = new TextEncoder()
+
+  const stream = new ReadableStream({
+    async start(controller) {
+      const send = (data: unknown) => {
+        try {
+          controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+        } catch {
+          /* stream closed by client */
+        }
+      }
+
+      const startTime = Date.now()
+      send({ type: 'batch_start', total: items.length, concurrency })
+
+      let succeeded = 0
+      let failed = 0
+      let withWarnings = 0
+      const furniDataEntries: Array<{ entry: Record<string, unknown>; itemType: string }> = []
+
+      // Process in chunks of `concurrency`
+      for (let i = 0; i < items.length; i += concurrency) {
+        const chunk = items.slice(i, i + concurrency)
+
+        const promises = chunk.map(async (item, chunkIdx) => {
+          const index = i + chunkIdx
+          send({ type: 'item_progress', classname: item.classname, status: 'started', index })
+
+          try {
+            const result: ImportSingleResult = await importSingleFurni({
+              id: item.id ?? 0,
+              classname: item.classname,
+              name: item.name,
+              description: item.description ?? '',
+              type: item.type ?? 'flooritem',
+              revision: item.revision ?? 0,
+              category: item.category ?? 'unknown',
+              skipFurniDataWrite: true,
+              onProgress: (status: string) => {
+                send({ type: 'item_progress', classname: item.classname, status, index })
+              },
+            })
+
+            if (result.ok) {
+              succeeded++
+              if (result.warnings.length > 0) withWarnings++
+              if (result.furniDataEntry) furniDataEntries.push(result.furniDataEntry)
+
+              send({
+                type: 'item_progress',
+                classname: item.classname,
+                status: 'done',
+                index,
+                itemId: result.itemId,
+                warnings: result.warnings.length > 0 ? result.warnings : undefined,
+              })
+
+              logAudit({
+                userId: ctx.session.user.id,
+                action: 'furni_import',
+                target: 'ItemsBase',
+                targetId: result.itemId!,
+                after: {
+                  classname: item.classname,
+                  name: item.name,
+                  type: item.type === 'wallitem' ? 'i' : 's',
+                  catalogItemId: result.catalogItemId,
+                  dimensions: result.dimensions,
+                  batch: true,
+                },
+              })
+            } else {
+              failed++
+              send({
+                type: 'item_progress',
+                classname: item.classname,
+                status: 'failed',
+                index,
+                message: result.error,
+              })
+            }
+          } catch (err) {
+            failed++
+            send({
+              type: 'item_progress',
+              classname: item.classname,
+              status: 'failed',
+              index,
+              message: (err as Error).message,
+            })
+          }
+        })
+
+        await Promise.allSettled(promises)
+      }
+
+      // Batch write FurnitureData.json once at the end — BEFORE RCON so the
+      // emulator never sees items that the Nitro client can't render.
+      let furniDataWriteOk = true
+      if (furniDataEntries.length > 0) {
+        try {
+          await appendFurniEntriesBatch(furniDataEntries)
+        } catch (err) {
+          furniDataWriteOk = false
+          send({
+            type: 'item_progress',
+            classname: '_batch_',
+            status: 'failed',
+            index: -1,
+            message: `FurnitureData.json batch write failed: ${(err as Error).message}`,
+          })
+        }
+      }
+
+      // Refresh game server caches once — skip if FurnitureData write failed
+      // to avoid an inconsistent state (emulator sees items, client doesn't).
+      if (furniDataWriteOk) {
+        try {
+          const okCat = await rcon.updateCatalog()
+          const okItems = await rcon.updateItems()
+          if (!okCat || !okItems) {
+            send({
+              type: 'item_progress',
+              classname: '_rcon_',
+              status: 'failed',
+              index: -1,
+              message: 'RCON refresh failed — emulator cache may be stale',
+            })
+          }
+        } catch (err) {
+          console.warn('[import-furni] RCON update failed after batch:', (err as Error).message)
+        }
+      }
+
+      send({
+        type: 'batch_complete',
+        succeeded,
+        failed,
+        warnings: withWarnings,
+        duration: Date.now() - startTime,
+      })
+
+      controller.close()
+    },
+  })
+
+  return new Response(stream, {
+    headers: {
+      'Content-Type': 'text/event-stream',
+      'Cache-Control': 'no-cache',
+      Connection: 'keep-alive',
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/furni/nitro-editor/route.ts b/src/app/api/admin/import/furni/nitro-editor/route.ts
new file mode 100644
index 00000000..b67cd3a7
--- /dev/null
+++ b/src/app/api/admin/import/furni/nitro-editor/route.ts
@@ -0,0 +1,166 @@
+import { existsSync, promises as fs } from 'node:fs'
+import path from 'node:path'
+import type { NextRequest } from 'next/server'
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { prisma } from '@/lib/prisma'
+import { logAudit } from '@/lib/services/audit'
+import { getFurniAssetDirs } from '@/lib/services/furni-asset-dirs'
+import { readFurniData, withFurniDataLock, writeFurniData } from '@/lib/services/furni-data'
+import { rcon } from '@/lib/services/rcon'
+import {
+  computeDefaultDir,
+  createNitroBundle,
+  extractPartColors,
+  parseNitroBundle,
+} from '@/lib/services/swf-to-nitro'
+
+function baseClassname(classname: string): string {
+  return classname.includes('*') ? classname.split('*')[0] : classname
+}
+
+// ── GET: Read .nitro metadata ──────────────────────────────────────
+
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request: NextRequest) => {
+  const rawClassname = request.nextUrl.searchParams.get('classname')
+  if (!rawClassname) return apiError('Missing classname', 400)
+
+  const base = baseClassname(rawClassname)
+  const { nitroDir } = await getFurniAssetDirs()
+  const nitroPath = path.join(/*turbopackIgnore: true*/ nitroDir, `${base}.nitro`)
+
+  if (!existsSync(/*turbopackIgnore: true*/ nitroPath)) return apiError('Nitro file not found', 404)
+
+  try {
+    const buffer = await fs.readFile(/*turbopackIgnore: true*/ nitroPath)
+    const { json } = parseNitroBundle(buffer)
+
+    // Fetch interaction flags from DB
+    const items = await prisma.$queryRaw<
+      Array<{
+        allow_sit: string
+        allow_lay: string
+        allow_walk: string
+      }>
+    >`
+        SELECT allow_sit, allow_lay, allow_walk
+        FROM items_base WHERE item_name = ${rawClassname} LIMIT 1
+      `
+
+    const dbRow = items[0]
+    const flags = {
+      canstandon: dbRow?.allow_walk === '1',
+      cansiton: dbRow?.allow_sit === '1',
+      canlayon: dbRow?.allow_lay === '1',
+    }
+
+    return apiOk({ metadata: json, flags })
+  } catch (err) {
+    console.error('[nitro-editor] Failed to parse .nitro:', (err as Error).message)
+    return apiError('Failed to parse .nitro file', 500)
+  }
+})
+
+// ── PUT: Save .nitro metadata ──────────────────────────────────────
+
+export const PUT = withAdmin(
+  { permission: PERMS.ASSETS_IMPORT },
+  async (request: NextRequest, ctx) => {
+    const body = await request.json()
+    const { classname: rawClassname, metadata, canstandon, cansiton, canlayon } = body
+
+    if (!rawClassname || !metadata) return apiError('Missing classname or metadata', 400)
+
+    const base = baseClassname(rawClassname)
+    const { nitroDir } = await getFurniAssetDirs()
+    const nitroPath = path.join(/*turbopackIgnore: true*/ nitroDir, `${base}.nitro`)
+
+    if (!existsSync(/*turbopackIgnore: true*/ nitroPath))
+      return apiError('Nitro file not found', 404)
+
+    // 1. Read existing .nitro to extract PNG
+    const existingBuffer = await fs.readFile(/*turbopackIgnore: true*/ nitroPath)
+    const { png } = parseNitroBundle(existingBuffer)
+
+    // 2. Rebuild .nitro with updated JSON + same PNG
+    const newBundle = createNitroBundle(metadata, png, base)
+    await fs.writeFile(nitroPath, newBundle)
+
+    // 3. Extract dimensions from metadata
+    const dims = metadata.logic?.model?.dimensions || { x: 1, y: 1, z: 0 }
+    const directions: number[] = metadata.logic?.model?.directions || [0]
+    const visualizations = metadata.visualizations || []
+
+    // 4. Update FurnitureData.json (best-effort)
+    try {
+      await withFurniDataLock(async () => {
+        const furniData = (await readFurniData()) as Record<
+          string,
+          { furnitype: Array<Record<string, unknown>> }
+        >
+
+        for (const section of ['roomitemtypes', 'wallitemtypes'] as const) {
+          const types = furniData[section]?.furnitype
+          if (!Array.isArray(types)) continue
+          const idx = types.findIndex((e) => e.classname === rawClassname)
+          if (idx !== -1) {
+            types[idx].xdim = dims.x
+            types[idx].ydim = dims.y
+            types[idx].defaultdir = computeDefaultDir(directions)
+            types[idx].partcolors = extractPartColors(visualizations)
+            types[idx].canstandon = canstandon ?? false
+            types[idx].cansiton = cansiton ?? false
+            types[idx].canlayon = canlayon ?? false
+            break
+          }
+        }
+
+        await writeFurniData(furniData as Record<string, unknown>)
+      })
+    } catch (err) {
+      console.warn('[nitro-editor] FurnitureData.json update failed:', (err as Error).message)
+    }
+
+    // 5. Update items_base (best-effort)
+    try {
+      await prisma.$executeRaw`
+        UPDATE items_base
+        SET width = ${dims.x}, length = ${dims.y}, stack_height = ${dims.z},
+            allow_sit = ${cansiton ? '1' : '0'},
+            allow_lay = ${canlayon ? '1' : '0'},
+            allow_walk = ${canstandon ? '1' : '0'}
+        WHERE item_name = ${rawClassname}
+      `
+    } catch (err) {
+      console.warn('[nitro-editor] items_base update failed:', (err as Error).message)
+    }
+
+    // 6. RCON refresh (best-effort)
+    try {
+      await rcon.updateItems()
+    } catch (err) {
+      console.warn('[nitro-editor] RCON updateItems failed:', (err as Error).message)
+    }
+
+    // 7. Audit log
+    try {
+      const dbItem = await prisma.itemsBase.findFirst({
+        where: { itemName: rawClassname },
+        select: { id: true },
+      })
+      await logAudit({
+        userId: ctx.session.user.id,
+        action: 'furni_edit_nitro',
+        target: 'ItemsBase',
+        targetId: dbItem?.id ?? 0,
+        after: { classname: rawClassname, dimensions: dims, canstandon, cansiton, canlayon },
+      })
+    } catch (err) {
+      console.warn('[nitro-editor] Audit log failed:', (err as Error).message)
+    }
+
+    return apiOk({ dimensions: dims })
+  },
+)
+
diff --git a/src/app/api/admin/import/furni/resync/route.ts b/src/app/api/admin/import/furni/resync/route.ts
new file mode 100644
index 00000000..ce91f504
--- /dev/null
+++ b/src/app/api/admin/import/furni/resync/route.ts
@@ -0,0 +1,203 @@
+import { existsSync } from 'node:fs'
+import { withAdmin } from '@/lib/api-handler'
+import { apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { prisma } from '@/lib/prisma'
+import {
+  appendFurniEntriesBatch,
+  buildFurniEntry,
+  getFurnitureDataPath,
+  readFurniData,
+} from '@/lib/services/furni-data'
+import { lookupHabboIt } from '@/lib/services/habbo-furnidata-cache'
+import { rcon } from '@/lib/services/rcon'
+
+/**
+ * POST /api/admin/import/furni/resync
+ *
+ * Modes (query params, pick one):
+ *   ?days=N    — items imported in the last N days (from admin_audit_log).
+ *   ?missing=1 — every items_base row whose classname is absent from
+ *                FurnitureData.json (authoritative for "what's broken").
+ *   ?all=1     — every items_base row (rebuilds entries for all imports).
+ *
+ * Default: ?days=7
+ *
+ * Entries are upserted by classname so running this repeatedly is safe.
+ * Triggers RCON updateCatalog + updateItems at the end.
+ */
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const qp = request.nextUrl.searchParams
+  const mode: 'days' | 'missing' | 'broken' | 'all' =
+    qp.get('all') === '1'
+      ? 'all'
+      : qp.get('broken') === '1'
+        ? 'broken'
+        : qp.get('missing') === '1'
+          ? 'missing'
+          : 'days'
+
+  const days = Math.max(1, Math.min(parseInt(qp.get('days') || '7', 10) || 7, 365))
+
+  const targetIds = await resolveTargetIds(mode, days)
+
+  if (targetIds.length === 0) {
+    return apiOk({
+      mode,
+      days: mode === 'days' ? days : undefined,
+      examined: 0,
+      resynced: 0,
+      failed: 0,
+      errors: [],
+    })
+  }
+
+  // Process in chunks to keep memory flat and make progress visible.
+  const CHUNK = 500
+  let resynced = 0
+  const errors: Array<{ classname: string; message: string }> = []
+
+  for (let i = 0; i < targetIds.length; i += CHUNK) {
+    const slice = targetIds.slice(i, i + CHUNK)
+    const rows = await prisma.itemsBase.findMany({
+      where: { id: { in: slice } },
+      select: {
+        id: true,
+        spriteId: true,
+        itemName: true,
+        publicName: true,
+        type: true,
+        width: true,
+        length: true,
+        stackHeight: true,
+      },
+    })
+
+    const entries: Array<{ entry: Record<string, unknown>; itemType: string }> = []
+    for (const row of rows) {
+      try {
+        const classname = row.itemName
+        let habboIt = null
+        try {
+          habboIt = await lookupHabboIt(classname)
+        } catch {
+          /* optional */
+        }
+
+        const entry = buildFurniEntry({
+          id: row.id,
+          classname,
+          revision: habboIt?.revision ?? 0,
+          category: habboIt?.category || 'unknown',
+          name: row.publicName || habboIt?.name || classname,
+          description: habboIt?.description || '',
+          spriteId: row.spriteId,
+          dims: { x: row.width, y: row.length, z: Math.round(Number(row.stackHeight)) },
+          metadata: null,
+          habboIt,
+        })
+
+        entries.push({ entry, itemType: row.type === 'i' ? 'i' : 's' })
+      } catch (err) {
+        errors.push({ classname: row.itemName, message: (err as Error).message })
+      }
+    }
+
+    if (entries.length > 0) {
+      try {
+        await appendFurniEntriesBatch(entries)
+        resynced += entries.length
+      } catch (err) {
+        errors.push({
+          classname: `_chunk_${i}_${i + slice.length}_`,
+          message: `FurnitureData.json write failed: ${(err as Error).message}`,
+        })
+        break
+      }
+    }
+  }
+
+  let rconOk = false
+  try {
+    const a = await rcon.updateCatalog()
+    const b = await rcon.updateItems()
+    rconOk = a && b
+  } catch {
+    /* logged in rcon service */
+  }
+
+  return apiOk({
+    mode,
+    days: mode === 'days' ? days : undefined,
+    examined: targetIds.length,
+    resynced,
+    failed: errors.length,
+    rconOk,
+    errors: errors.slice(0, 50),
+  })
+})
+
+async function resolveTargetIds(
+  mode: 'days' | 'missing' | 'broken' | 'all',
+  days: number,
+): Promise<number[]> {
+  if (mode === 'all') {
+    const rows = await prisma.itemsBase.findMany({ select: { id: true }, orderBy: { id: 'asc' } })
+    return rows.map((r) => r.id)
+  }
+
+  if (mode === 'missing' || mode === 'broken') {
+    const furniDataPath = await getFurnitureDataPath()
+    if (!existsSync(furniDataPath)) {
+      const rows = await prisma.itemsBase.findMany({ select: { id: true }, orderBy: { id: 'asc' } })
+      return rows.map((r) => r.id)
+    }
+    const furniData = (await readFurniData()) as {
+      roomitemtypes?: { furnitype: Array<Record<string, unknown>> }
+      wallitemtypes?: { furnitype: Array<Record<string, unknown>> }
+    }
+    const byClassname = new Map<string, Record<string, unknown>>()
+    for (const section of [furniData.roomitemtypes, furniData.wallitemtypes]) {
+      for (const e of section?.furnitype ?? []) {
+        if (typeof e?.classname === 'string') byClassname.set(e.classname, e)
+      }
+    }
+    const rows = await prisma.itemsBase.findMany({
+      select: { id: true, itemName: true, spriteId: true, width: true, length: true },
+      orderBy: { id: 'asc' },
+    })
+
+    if (mode === 'missing') {
+      return rows.filter((r) => !byClassname.has(r.itemName)).map((r) => r.id)
+    }
+
+    // broken: entry present but inconsistent with items_base
+    return rows
+      .filter((r) => {
+        const e = byClassname.get(r.itemName)
+        if (!e) return true
+        const entryId = Number(e.id ?? -1)
+        if (entryId !== r.id && entryId !== r.spriteId) return true
+        const xdim = Number(e.xdim ?? 0)
+        const ydim = Number(e.ydim ?? 0)
+        if (xdim <= 0 || ydim <= 0) return true
+        if (xdim !== r.width || ydim !== r.length) return true
+        return false
+      })
+      .map((r) => r.id)
+  }
+
+  // mode === 'days'
+  const sinceIso = new Date(Date.now() - days * 24 * 60 * 60 * 1000).toISOString()
+  const sinceMysql = sinceIso.slice(0, 19).replace('T', ' ')
+  const auditRows = await prisma.$queryRaw<Array<{ target_id: number }>>`
+    SELECT DISTINCT target_id
+    FROM admin_audit_log
+    WHERE action = 'furni_import'
+      AND target = 'ItemsBase'
+      AND target_id IS NOT NULL
+      AND created_at >= ${sinceMysql}
+    ORDER BY target_id ASC
+  `
+  return auditRows.map((r) => r.target_id).filter(Boolean)
+}
diff --git a/src/app/api/admin/import/furni/route.ts b/src/app/api/admin/import/furni/route.ts
new file mode 100644
index 00000000..e939d7c0
--- /dev/null
+++ b/src/app/api/admin/import/furni/route.ts
@@ -0,0 +1,713 @@
+import { existsSync, promises as fs } from 'node:fs'
+import path from 'node:path'
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { prisma } from '@/lib/prisma'
+import { logAudit } from '@/lib/services/audit'
+import { getFurniAssetDirs } from '@/lib/services/furni-asset-dirs'
+import {
+  autoPriceFurni,
+  CATEGORY_PAGE,
+  classifyFurni,
+  cleanupConvertedSwfs,
+  deleteImportedItem,
+  downloadFile,
+  ensureDirectories,
+  IMPORTED_PAGE_CAPTION_SAVE,
+  importSingleFurni,
+} from '@/lib/services/furni-import'
+import { getHabboItFurnidata } from '@/lib/services/habbo-furnidata-cache'
+import { listFurniture } from '@/lib/services/habbofurni'
+import { rcon } from '@/lib/services/rcon'
+import { convertSwfToNitro } from '@/lib/services/swf-to-nitro'
+
+// Re-export for batch route backward compatibility
+export { ensureDirectories, importSingleFurni } from '@/lib/services/furni-import'
+export type { ImportSingleResult } from '@/types/furni'
+
+// ── Delete imported item or clean up SWF files ──────────────────────
+export const DELETE = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const classname = request.nextUrl.searchParams.get('classname')
+
+  // ── Delete specific imported item ─────────────────────────────────
+  if (classname) {
+    try {
+      const { spriteId, deletedFiles, errors } = await deleteImportedItem(classname)
+
+      // Refresh game server caches
+      try {
+        await rcon.updateCatalog()
+        await rcon.updateItems()
+      } catch (err) {
+        errors.push(`RCON: ${(err as Error).message}`)
+      }
+
+      logAudit({
+        userId: ctx.session.user.id,
+        action: 'furni_delete',
+        target: 'ItemsBase',
+        targetId: spriteId,
+        after: { classname, deletedFiles, errors: errors.length > 0 ? errors : undefined },
+      })
+
+      return apiOk({
+        classname,
+        deletedFiles,
+        errors: errors.length > 0 ? errors : undefined,
+      })
+    } catch (err) {
+      return apiError((err as Error).message, 404)
+    }
+  }
+
+  // ── Clean up SWF files that have been converted to Nitro ──────────
+  const result = await cleanupConvertedSwfs()
+
+  if (result.total === 0 && result.deleted === 0) {
+    return apiOk({ deleted: 0, message: 'SWF directory does not exist' })
+  }
+
+  return apiOk({
+    deleted: result.deleted,
+    total: result.total,
+    remaining: result.remaining,
+    errors: result.errors.length > 0 ? result.errors : undefined,
+  })
+})
+
+// ── Search furni via official Habbo furnidata ───────────────────────
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const { nitroDir } = await getFurniAssetDirs()
+  // Stats endpoint
+  const action = request.nextUrl.searchParams.get('action')
+  if (action === 'stats') {
+    const [totalResult, catalogResult, nitroMissingResult] = await Promise.all([
+      prisma.$queryRaw<[{ cnt: bigint }]>`SELECT COUNT(*) as cnt FROM items_base`,
+      prisma.$queryRaw<
+        [{ cnt: bigint }]
+      >`SELECT COUNT(DISTINCT item_ids) as cnt FROM catalog_items`,
+      prisma.$queryRaw<
+        [{ cnt: bigint }]
+      >`SELECT COUNT(*) as cnt FROM items_base WHERE item_name NOT IN (SELECT catalog_name FROM catalog_items)`,
+    ])
+
+    const totalInDb = Number(totalResult[0].cnt)
+    const inCatalog = Number(catalogResult[0].cnt)
+    const notInCatalog = Number(nitroMissingResult[0].cnt)
+
+    // Count missing .nitro files by checking filesystem
+    const importedItems = await prisma.$queryRaw<Array<{ item_name: string }>>`
+        SELECT ib.item_name FROM items_base ib
+        INNER JOIN catalog_items ci ON ci.catalog_name = ib.item_name
+        LIMIT 10000
+      `
+
+    let missingNitro = 0
+    for (const item of importedItems) {
+      const starIdx = item.item_name.indexOf('*')
+      const base = starIdx !== -1 ? item.item_name.substring(0, starIdx) : item.item_name
+      const nitroPath = path.join(/*turbopackIgnore: true*/ nitroDir, `${base}.nitro`)
+      if (!existsSync(/*turbopackIgnore: true*/ nitroPath)) missingNitro++
+    }
+
+    return apiOk({ totalInDb, inCatalog, notInCatalog, missingNitro })
+  }
+
+  // Missing nitro endpoint: returns only imported items missing .nitro files
+  if (action === 'missing-nitro') {
+    const pageNum = parseInt(request.nextUrl.searchParams.get('page') || '1', 10)
+    const perPage = 50
+
+    const importedItems = await prisma.$queryRaw<
+      Array<{
+        item_name: string
+        public_name: string
+        sprite_id: number
+        type: string
+      }>
+    >`
+        SELECT ib.item_name, ib.public_name, ib.sprite_id, ib.type FROM items_base ib
+        INNER JOIN catalog_items ci ON ci.catalog_name = ib.item_name
+      `
+
+    // Filter to only those missing .nitro on filesystem
+    const missing = importedItems.filter((item) => {
+      const starIdx = item.item_name.indexOf('*')
+      const base = starIdx !== -1 ? item.item_name.substring(0, starIdx) : item.item_name
+      const p = path.join(/*turbopackIgnore: true*/ nitroDir, `${base}.nitro`)
+      return !existsSync(/*turbopackIgnore: true*/ p)
+    })
+
+    const total = missing.length
+    const lastPage = Math.max(Math.ceil(total / perPage), 1)
+    const start = (pageNum - 1) * perPage
+    const pageItems = missing.slice(start, start + perPage)
+
+    // Enrich with revision from official furnidata
+    const furnidata = await getHabboItFurnidata()
+    const items = pageItems.map((item) => {
+      const fd =
+        furnidata.get(item.item_name) ||
+        furnidata.get(item.item_name.split('*')[0]) ||
+        furnidata.get(`${item.item_name}*0`)
+      return {
+        id: item.sprite_id,
+        classname: item.item_name,
+        name: item.public_name || item.item_name,
+        description: fd?.description || '',
+        type: item.type === 'i' ? 'wallitem' : 'flooritem',
+        revision: fd?.revision || 0,
+        category: fd?.category || fd?.furniline || '',
+        alreadyImported: true,
+        nitroExists: false,
+      }
+    })
+
+    return apiOk({
+      items,
+      meta: { currentPage: pageNum, lastPage, total, perPage },
+    })
+  }
+
+  const search = request.nextUrl.searchParams.get('search') || ''
+  const page = parseInt(request.nextUrl.searchParams.get('page') || '1', 10)
+
+  // Pull every imported classname once so we can both (a) sort non-imported
+  // items to the top *before* pagination and (b) skip the per-page lookup
+  // below. Single-column indexed query — fast even at 10k+ rows.
+  const allImported = await prisma.itemsBase.findMany({
+    select: { itemName: true },
+  })
+  const importedSet = new Set(allImported.map((e) => e.itemName).filter((n): n is string => !!n))
+
+  const result = await listFurniture({
+    search: search || undefined,
+    page,
+    perPage: 50,
+    importedSet,
+  })
+
+  const enriched = result.items.map((item) => {
+    const imported = importedSet.has(item.classname)
+    let nitroExists = false
+    if (imported) {
+      const starIdx = item.classname.indexOf('*')
+      const base = starIdx !== -1 ? item.classname.substring(0, starIdx) : item.classname
+      const p = path.join(/*turbopackIgnore: true*/ nitroDir, `${base}.nitro`)
+      nitroExists = existsSync(/*turbopackIgnore: true*/ p)
+    }
+    return { ...item, alreadyImported: imported, nitroExists }
+  })
+
+  return apiOk({ items: enriched, meta: result.meta })
+})
+
+// ── Import furni (single or batch) ──────────────────────────────────
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+
+  await ensureDirectories()
+
+  // ── Batch import ─────────────────────────────────────────────────
+  if (Array.isArray(body.items)) {
+    const results: Array<{
+      classname: string
+      ok: boolean
+      itemId?: number
+      catalogItemId?: number | null
+      dimensions?: { x: number; y: number; z: number }
+      spriteCount?: number
+      warnings: string[]
+      error?: string
+    }> = []
+
+    for (const item of body.items) {
+      if (!item.classname || !item.name) {
+        results.push({
+          classname: item.classname || 'unknown',
+          ok: false,
+          warnings: [],
+          error: 'Missing classname or name',
+        })
+        continue
+      }
+
+      try {
+        const result = await importSingleFurni({
+          id: item.id ?? 0,
+          classname: item.classname,
+          name: item.name,
+          description: item.description ?? '',
+          type: item.type ?? 'flooritem',
+          revision: item.revision ?? 0,
+          category: item.category ?? 'unknown',
+        })
+
+        results.push({ classname: item.classname, ...result })
+
+        if (result.ok) {
+          logAudit({
+            userId: ctx.session.user.id,
+            action: 'furni_import',
+            target: 'ItemsBase',
+            targetId: result.itemId!,
+            after: {
+              classname: item.classname,
+              name: item.name,
+              type: item.type === 'wallitem' ? 'i' : 's',
+              catalogItemId: result.catalogItemId,
+              dimensions: result.dimensions,
+              batch: true,
+              warnings: result.warnings.length > 0 ? result.warnings : undefined,
+            },
+          })
+        }
+      } catch (err) {
+        results.push({
+          classname: item.classname,
+          ok: false,
+          warnings: [],
+          error: (err as Error).message,
+        })
+      }
+    }
+
+    // Refresh caches once after batch
+    try {
+      await rcon.updateCatalog()
+      await rcon.updateItems()
+    } catch (err) {
+      console.warn('[import-furni] RCON update failed after batch:', (err as Error).message)
+    }
+
+    const succeeded = results.filter((r) => r.ok).length
+    const failed = results.filter((r) => !r.ok).length
+
+    return apiOk({ batch: true, succeeded, failed, results })
+  }
+
+  // ── Single import ────────────────────────────────────────────────
+  const { id, classname, name, description, type, revision, category } = body
+
+  if (!classname || !name) return apiError('Missing classname or name', 400)
+
+  const result = await importSingleFurni({
+    id: id ?? 0,
+    classname,
+    name,
+    description: description ?? '',
+    type: type ?? 'flooritem',
+    revision: revision ?? 0,
+    category: category ?? 'unknown',
+  })
+
+  if (!result.ok) return apiError(result.error!, 409)
+
+  // Refresh game server caches
+  try {
+    await rcon.updateCatalog()
+    await rcon.updateItems()
+  } catch (err) {
+    console.warn('[import-furni] RCON update failed:', (err as Error).message)
+    result.warnings.push('RCON cache refresh failed')
+  }
+
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'furni_import',
+    target: 'ItemsBase',
+    targetId: result.itemId!,
+    after: {
+      classname,
+      name,
+      spriteId: id ?? 0,
+      type: type === 'wallitem' ? 'i' : 's',
+      catalogItemId: result.catalogItemId,
+      dimensions: result.dimensions,
+      spriteCount: result.spriteCount,
+      warnings: result.warnings.length > 0 ? result.warnings : undefined,
+    },
+  })
+
+  return apiOk({
+    id: result.itemId,
+    catalogItemId: result.catalogItemId,
+    dimensions: result.dimensions,
+    spriteCount: result.spriteCount,
+    warnings: result.warnings.length > 0 ? result.warnings : undefined,
+  })
+})
+
+// ── Re-generate missing .nitro files (PATCH) ─────────────────────────
+export const PATCH = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const body = await request.json()
+  const items: Array<{ classname: string; revision: number }> = body.items || []
+
+  if (items.length === 0) return apiError('No items provided', 400)
+
+  await ensureDirectories()
+  const { swfDir, nitroDir } = await getFurniAssetDirs()
+
+  const results: Array<{ classname: string; ok: boolean; warning?: string }> = []
+
+  for (const item of items) {
+    const starIdx = item.classname.indexOf('*')
+    const baseClassname = starIdx !== -1 ? item.classname.substring(0, starIdx) : item.classname
+    const nitroPath = path.join(/*turbopackIgnore: true*/ nitroDir, `${baseClassname}.nitro`)
+
+    // Skip if .nitro already exists
+    if (existsSync(/*turbopackIgnore: true*/ nitroPath)) {
+      results.push({ classname: item.classname, ok: true, warning: 'Already exists' })
+      continue
+    }
+
+    // Resolve revision: try furnidata first, then spriteId as fallback
+    let rev = item.revision || 0
+    if (rev === 0) {
+      const furnidata = await getHabboItFurnidata()
+      const fd =
+        furnidata.get(item.classname) ||
+        furnidata.get(baseClassname) ||
+        furnidata.get(`${baseClassname}*0`)
+      if (fd) rev = fd.revision
+    }
+
+    const swfPath = path.join(swfDir, `${baseClassname}.swf`)
+
+    // Download SWF if not present — try multiple revision candidates
+    if (!existsSync(swfPath)) {
+      // Build list of revisions to try: known rev, spriteId, common fallbacks
+      const spriteId = await prisma.itemsBase.findFirst({
+        where: { itemName: item.classname },
+        select: { spriteId: true },
+      })
+      const revsToTry = [...new Set([rev, spriteId?.spriteId || 0].filter((r) => r > 0))]
+
+      let downloaded = false
+      for (const tryRev of revsToTry) {
+        const dl = await downloadFile(
+          `https://images.habbo.com/dcr/hof_furni/${tryRev}/${encodeURIComponent(baseClassname)}.swf`,
+          swfPath,
+          { validate: 'swf' },
+        )
+        if (dl.ok) {
+          rev = tryRev
+          downloaded = true
+          break
+        }
+      }
+
+      if (!downloaded) {
+        results.push({
+          classname: item.classname,
+          ok: false,
+          warning: `SWF not found on Habbo CDN (tried revisions: ${revsToTry.join(', ') || 'none'})`,
+        })
+        continue
+      }
+    }
+
+    // Convert SWF → Nitro + update FurnitureData.json
+    try {
+      const swfBuffer = await fs.readFile(swfPath)
+      const conversion = convertSwfToNitro(swfBuffer, baseClassname)
+      await fs.writeFile(nitroPath, conversion.bundle)
+
+      // Add to FurnitureData.json if not already present
+      try {
+        const { buildFurniEntry, appendFurniEntry, readFurniData } = await import(
+          '@/lib/services/furni-data'
+        )
+        const furniData = (await readFurniData()) as {
+          roomitemtypes?: { furnitype?: Array<{ classname?: string }> }
+          wallitemtypes?: { furnitype?: Array<{ classname?: string }> }
+        }
+
+        // Check if already in FurnitureData
+        const allEntries = [
+          ...(furniData.roomitemtypes?.furnitype || []),
+          ...(furniData.wallitemtypes?.furnitype || []),
+        ]
+        const alreadyInFD = allEntries.some(
+          (e) => e.classname === baseClassname || e.classname === item.classname,
+        )
+
+        if (!alreadyInFD) {
+          const dbItem = await prisma.itemsBase.findFirst({
+            where: { itemName: item.classname },
+            select: { id: true, spriteId: true, publicName: true, type: true },
+          })
+          const furnidata = await getHabboItFurnidata()
+          const fd = furnidata.get(item.classname) || furnidata.get(baseClassname)
+          const itemType = dbItem?.type === 'i' ? 'i' : 's'
+
+          const entry = buildFurniEntry({
+            id: dbItem?.spriteId || 0,
+            classname: baseClassname,
+            revision: rev,
+            category: fd?.category || '',
+            name: dbItem?.publicName || baseClassname,
+            description: fd?.description || '',
+            spriteId: dbItem?.spriteId || 0,
+            dims: conversion.dimensions || { x: 1, y: 1, z: 1 },
+            metadata: conversion.metadata || null,
+            habboIt: fd || null,
+          })
+          await appendFurniEntry(entry, itemType)
+        }
+      } catch (fdErr) {
+        console.warn(
+          `[regen] FurnitureData update skipped for ${item.classname}:`,
+          (fdErr as Error).message,
+        )
+      }
+
+      results.push({ classname: item.classname, ok: true })
+    } catch (err) {
+      results.push({ classname: item.classname, ok: false, warning: (err as Error).message })
+    }
+  }
+
+  const succeeded = results.filter((r) => r.ok).length
+  const failed = results.filter((r) => !r.ok).length
+
+  return apiOk({ succeeded, failed, results })
+})
+
+// ── Re-classify ALL imported items across all sub-pages + update prices (PUT) ──
+// Supports ?dryrun=1 to preview changes without applying them.
+export const PUT = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const isDryRun = request.nextUrl.searchParams.get('dryrun') === '1'
+
+  // 1. Find the root "imported_furni" page
+  const parentPage = await prisma.catalogPages.findFirst({
+    where: { captionSave: IMPORTED_PAGE_CAPTION_SAVE },
+    select: { id: true },
+  })
+  if (!parentPage) {
+    return apiOk({
+      dryRun: isDryRun,
+      moved: 0,
+      repriced: 0,
+      message: 'No imported_furni page found — nothing to reorganize',
+    })
+  }
+
+  // 2. Collect ALL imported page IDs (parent + every imp_* sub-page)
+  const subPages = await prisma.catalogPages.findMany({
+    where: { parentId: parentPage.id },
+    select: { id: true, captionSave: true },
+  })
+  const allImportedPageIds = [String(parentPage.id), ...subPages.map((p) => String(p.id))]
+
+  // 3. Find ALL catalog_items across all imported pages
+  //    page_id is VARCHAR in DB so we use string placeholders
+  const inPlaceholders = allImportedPageIds.map(() => '?').join(',')
+  const allItems = await prisma.$queryRawUnsafe<
+    Array<{
+      id: number
+      item_ids: string
+      catalog_name: string
+      page_id: string
+      cost_credits: number
+    }>
+  >(
+    `SELECT id, item_ids, catalog_name, page_id, cost_credits FROM catalog_items WHERE page_id IN (${inPlaceholders})`,
+    ...allImportedPageIds,
+  )
+
+  if (allItems.length === 0) {
+    return apiOk({
+      dryRun: isDryRun,
+      moved: 0,
+      repriced: 0,
+      message: 'No imported items found — nothing to reorganize',
+    })
+  }
+
+  // 4. Build classname → type map from items_base
+  const uniqueItemIds = [...new Set(allItems.map((i) => Number(i.item_ids)))].filter(
+    (n) => !Number.isNaN(n),
+  )
+  const dbItems =
+    uniqueItemIds.length > 0
+      ? await prisma.itemsBase.findMany({
+          where: { id: { in: uniqueItemIds } },
+          select: { id: true, itemName: true, type: true },
+        })
+      : []
+  const typeMap = new Map<string, string>()
+  for (const di of dbItems) {
+    if (di.itemName) typeMap.set(di.itemName, di.type || 's')
+  }
+
+  // 5. Pre-load category page map (captionSave → pageId) to avoid N+1 queries
+  const categoryPageMap = new Map<string, number>()
+  for (const sp of subPages) {
+    if (sp.captionSave) categoryPageMap.set(sp.captionSave, sp.id)
+  }
+
+  // Helper: resolve or create category page using the cached map
+  async function resolvePageId(catKey: string): Promise<string> {
+    const captionSave = `imp_${catKey}`
+    const cached = categoryPageMap.get(captionSave)
+    if (cached !== undefined) return String(cached)
+
+    if (isDryRun) return 'new'
+
+    // Create the page (only happens once per new category)
+    const catInfo = CATEGORY_PAGE[catKey] || CATEGORY_PAGE.other
+    const parentId = parentPage!.id
+    await prisma.$executeRaw`
+        INSERT INTO catalog_pages (caption_save, caption, page_layout, parent_id, min_rank, order_num, icon_image, enabled, visible, includes, page_headline, page_teaser, page_special, page_text1, page_text2, page_text_details, page_text_teaser)
+        VALUES (${captionSave}, ${catInfo.label}, 'default_3x3', ${parentId}, '1', ${catInfo.order}, ${catInfo.icon}, '1', '1', '', '', '', '', '', '', '', '')
+      `
+    const created = await prisma.catalogPages.findFirst({
+      where: { captionSave, parentId },
+      select: { id: true },
+    })
+    categoryPageMap.set(captionSave, created!.id)
+    return String(created!.id)
+  }
+
+  // 6. Classify all items (pure computation + cached lookups, no per-item DB queries)
+  let moved = 0
+  let repriced = 0
+  let skipped = 0
+  const errors: string[] = []
+  const categoryCounts: Record<string, number> = {}
+  const pagesWithItems = new Set<string>()
+
+  // Collect batched updates: key = "pageId|credits|points|pointsType" → item ids
+  const updateBatches = new Map<string, number[]>()
+
+  // First pass: resolve any new category pages (max ~14 DB inserts)
+  const neededCategories = new Set<string>()
+  for (const item of allItems) {
+    const itemType = typeMap.get(item.catalog_name) || 's'
+    neededCategories.add(classifyFurni(item.catalog_name, itemType))
+  }
+  for (const catKey of neededCategories) {
+    try {
+      await resolvePageId(catKey)
+    } catch (err) {
+      errors.push(`create page ${catKey}: ${(err as Error).message}`)
+    }
+  }
+
+  // Second pass: classify items (no DB calls)
+  for (const item of allItems) {
+    const itemType = typeMap.get(item.catalog_name) || 's'
+    const catKey = classifyFurni(item.catalog_name, itemType)
+    categoryCounts[catKey] = (categoryCounts[catKey] || 0) + 1
+
+    const captionSave = `imp_${catKey}`
+    const cachedPageId = categoryPageMap.get(captionSave)
+    const correctPageIdStr = cachedPageId !== undefined ? String(cachedPageId) : 'new'
+
+    const price = autoPriceFurni(item.catalog_name)
+    const needsMove = item.page_id !== correctPageIdStr
+    const needsReprice = item.cost_credits !== price.credits
+
+    pagesWithItems.add(correctPageIdStr)
+
+    if (!needsMove && !needsReprice) {
+      skipped++
+      continue
+    }
+
+    if (needsMove) moved++
+    if (needsReprice) repriced++
+
+    if (!isDryRun) {
+      const batchKey = `${correctPageIdStr}|${price.credits}|${price.points}|${price.pointsType}`
+      const batch = updateBatches.get(batchKey)
+      if (batch) {
+        batch.push(item.id)
+      } else {
+        updateBatches.set(batchKey, [item.id])
+      }
+    }
+  }
+
+  // 7. Apply batched updates (one UPDATE per category/price combo instead of per item)
+  if (!isDryRun) {
+    for (const [batchKey, ids] of updateBatches) {
+      const [pageId, credits, points, pointsType] = batchKey.split('|')
+      try {
+        const idPlaceholders = ids.map(() => '?').join(',')
+        await prisma.$queryRawUnsafe(
+          `UPDATE catalog_items SET page_id = ?, cost_credits = ?, cost_points = ?, points_type = ? WHERE id IN (${idPlaceholders})`,
+          pageId,
+          Number(credits),
+          Number(points),
+          Number(pointsType),
+          ...ids,
+        )
+      } catch (err) {
+        errors.push(`batch update: ${(err as Error).message}`)
+      }
+    }
+  }
+
+  // 8. Cleanup empty sub-pages (only if NOT dry-run)
+  let pagesDeleted = 0
+  if (!isDryRun) {
+    for (const subPage of subPages) {
+      const subPageIdStr = String(subPage.id)
+      if (!pagesWithItems.has(subPageIdStr)) {
+        try {
+          const remaining = await prisma.$queryRawUnsafe<Array<{ cnt: bigint }>>(
+            `SELECT COUNT(*) as cnt FROM catalog_items WHERE page_id = ?`,
+            subPageIdStr,
+          )
+          const count = Number(remaining[0]?.cnt ?? 0)
+          if (count === 0) {
+            await prisma.$executeRaw`DELETE FROM catalog_pages WHERE id = ${subPage.id}`
+            pagesDeleted++
+          }
+        } catch (err) {
+          errors.push(`cleanup ${subPage.captionSave}: ${(err as Error).message}`)
+        }
+      }
+    }
+  }
+
+  // 9. Refresh game server caches (only if NOT dry-run and changes were made)
+  if (!isDryRun && (moved > 0 || repriced > 0 || pagesDeleted > 0)) {
+    try {
+      await rcon.updateCatalog()
+    } catch (err) {
+      errors.push(`RCON: ${(err as Error).message}`)
+    }
+  }
+
+  if (!isDryRun) {
+    logAudit({
+      userId: ctx.session.user.id,
+      action: 'furni_reorganize',
+      target: 'CatalogItems',
+      targetId: parentPage.id,
+      after: {
+        moved,
+        repriced,
+        skipped,
+        pagesDeleted,
+        categoryCounts,
+        errors: errors.length > 0 ? errors : undefined,
+      },
+    })
+  }
+
+  return apiOk({
+    dryRun: isDryRun,
+    moved,
+    repriced,
+    skipped,
+    pagesDeleted,
+    total: allItems.length,
+    categoryCounts,
+    errors: errors.length > 0 ? errors : undefined,
+  })
+})
diff --git a/src/app/api/admin/import/pets/batch/route.ts b/src/app/api/admin/import/pets/batch/route.ts
new file mode 100644
index 00000000..0491892a
--- /dev/null
+++ b/src/app/api/admin/import/pets/batch/route.ts
@@ -0,0 +1,46 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { runSseBatch } from '@/lib/services/import/core/sse-batch'
+import { ensurePetDirs, importSinglePet } from '@/lib/services/pet-import'
+
+interface PetBatchItem {
+  lib: string
+}
+
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const body = await request.json()
+  const rawItems: PetBatchItem[] = body.items || []
+  const concurrency = body.concurrency || 3
+  if (rawItems.length === 0) return apiError('No pets to import', 400)
+
+  const seen = new Set<string>()
+  const items = rawItems.filter((it) => {
+    if (seen.has(it.lib)) return false
+    seen.add(it.lib)
+    return true
+  })
+
+  await ensurePetDirs()
+
+  return runSseBatch<PetBatchItem>({
+    items,
+    concurrency,
+    labelOf: (it) => it.lib,
+    worker: async (it, _index, report) => {
+      const r = await importSinglePet({ lib: it.lib, onProgress: report })
+      if (r.ok) {
+        logAudit({
+          userId: ctx.session.user.id,
+          action: 'pet_import',
+          target: 'PetAsset',
+          targetId: 0,
+          after: { lib: it.lib, batch: true },
+        })
+      }
+      return { ok: r.ok, warnings: r.warnings, error: r.error }
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/pets/icon/route.ts b/src/app/api/admin/import/pets/icon/route.ts
new file mode 100644
index 00000000..76a185d7
--- /dev/null
+++ b/src/app/api/admin/import/pets/icon/route.ts
@@ -0,0 +1,19 @@
+import { withAdmin } from '@/lib/api-handler'
+import { PERMS } from '@/lib/permissions'
+import { getPetIconPng } from '@/lib/services/pet-icon'
+
+// Serves a cropped pet preview PNG extracted from the pet's .nitro spritesheet.
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const lib = request.nextUrl.searchParams.get('lib') || ''
+  const png = getPetIconPng(lib)
+  if (!png) return new Response(null, { status: 404 })
+  return new Response(new Uint8Array(png), {
+    headers: {
+      'Content-Type': 'image/png',
+      // short cache so generator tweaks show up quickly; the in-process icon
+      // cache keeps regeneration cheap. Client bumps a ?v= when output changes.
+      'Cache-Control': 'public, max-age=300',
+    },
+  })
+})
+
diff --git a/src/app/api/admin/import/pets/route.ts b/src/app/api/admin/import/pets/route.ts
new file mode 100644
index 00000000..06cdc2f4
--- /dev/null
+++ b/src/app/api/admin/import/pets/route.ts
@@ -0,0 +1,27 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError, apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { logAudit } from '@/lib/services/audit'
+import { deleteImportedPet, getPetList, getPetStats } from '@/lib/services/pet-import'
+
+export const GET = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  if (request.nextUrl.searchParams.get('action') === 'stats') return apiOk(getPetStats())
+  const search = request.nextUrl.searchParams.get('search') || ''
+  return apiOk({ pets: getPetList(search) })
+})
+
+export const DELETE = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request, ctx) => {
+  const lib = request.nextUrl.searchParams.get('lib')
+  if (!lib) return apiError('Missing lib', 400)
+  const { deletedFile } = await deleteImportedPet(lib)
+  if (!deletedFile) return apiError(`Pet "${lib}" not found`, 404)
+  logAudit({
+    userId: ctx.session.user.id,
+    action: 'pet_delete',
+    target: 'PetAsset',
+    targetId: 0,
+    after: { lib },
+  })
+  return apiOk({ lib, deletedFile })
+})
+
diff --git a/src/app/api/admin/import/repair/audit/route.ts b/src/app/api/admin/import/repair/audit/route.ts
new file mode 100644
index 00000000..f454d233
--- /dev/null
+++ b/src/app/api/admin/import/repair/audit/route.ts
@@ -0,0 +1,12 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiOk } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { auditImportedAssets } from '@/lib/services/furni-repair'
+
+// Audit is expensive (scans every imported item's files on disk).
+// Using POST keeps it out of any cache layer that might front GET.
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async () => {
+  const summary = await auditImportedAssets()
+  return apiOk(summary as unknown as Record<string, unknown>)
+})
+
diff --git a/src/app/api/admin/import/repair/route.ts b/src/app/api/admin/import/repair/route.ts
new file mode 100644
index 00000000..2780ba11
--- /dev/null
+++ b/src/app/api/admin/import/repair/route.ts
@@ -0,0 +1,128 @@
+import { withAdmin } from '@/lib/api-handler'
+import { apiError } from '@/lib/api-response'
+import { PERMS } from '@/lib/permissions'
+import { repairItem } from '@/lib/services/furni-repair'
+import { rcon } from '@/lib/services/rcon'
+
+/**
+ * SSE batch repair route.
+ * Body: { classnames: string[], concurrency?: number }
+ * Streams one `data: {...}` event per item.
+ */
+export const POST = withAdmin({ permission: PERMS.ASSETS_IMPORT }, async (request) => {
+  const body = await request.json()
+  const classnames: string[] = Array.isArray(body.classnames) ? body.classnames : []
+  // Bumped default to 6 (cap 8). Since downloadFile no longer retries on
+  // deterministic 404s, misses complete in ~1 request instead of ~4 × 15s.
+  const concurrency = Math.min(Math.max(body.concurrency || 6, 1), 8)
+
+  if (classnames.length === 0) return apiError('No classnames provided', 400)
+
+  const encoder = new TextEncoder()
+
+  const stream = new ReadableStream({
+    async start(controller) {
+      const send = (data: unknown) => {
+        try {
+          controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+        } catch {
+          /* stream closed */
+        }
+      }
+
+      const startTime = Date.now()
+      send({ type: 'repair_start', total: classnames.length })
+
+      let succeeded = 0
+      let failed = 0
+      let partial = 0
+      let unrepairable = 0
+
+      for (let i = 0; i < classnames.length; i += concurrency) {
+        const chunk = classnames.slice(i, i + concurrency)
+
+        const promises = chunk.map(async (classname) => {
+          send({ type: 'repair_progress', classname, status: 'working' })
+          try {
+            const result = await repairItem(classname)
+            if (result.unrepairable) unrepairable++
+            if (result.ok) {
+              succeeded++
+              send({
+                type: 'repair_progress',
+                classname,
+                status: 'done',
+                nitroRepaired: result.nitroRepaired,
+                iconRepaired: result.iconRepaired,
+                warnings: result.warnings,
+              })
+            } else {
+              // Counts as partial if at least one asset was fixed
+              if (result.iconRepaired || result.nitroRepaired) {
+                partial++
+                send({
+                  type: 'repair_progress',
+                  classname,
+                  status: 'partial',
+                  nitroRepaired: result.nitroRepaired,
+                  iconRepaired: result.iconRepaired,
+                  warnings: result.warnings,
+                  error: result.error,
+                  unrepairable: result.unrepairable,
+                })
+              } else {
+                failed++
+                send({
+                  type: 'repair_progress',
+                  classname,
+                  status: 'failed',
+                  warnings: result.warnings,
+                  error: result.error || result.warnings[0] || 'Unknown error',
+                  unrepairable: result.unrepairable,
+                })
+              }
+            }
+          } catch (err) {
+            failed++
+            send({
+              type: 'repair_progress',
+              classname,
+              status: 'failed',
+              error: (err as Error).message,
+            })
+          }
+        })
+
+        await Promise.allSettled(promises)
+      }
+
+      // RCON refresh so the emulator picks up any items_base changes
+      try {
+        await rcon.updateItems()
+        await rcon.updateCatalog()
+      } catch {
+        /* non-fatal */
+      }
+
+      send({
+        type: 'repair_complete',
+        succeeded,
+        partial,
+        failed,
+        unrepairable,
+        duration: Date.now() - startTime,
+      })
+
+      controller.close()
+    },
+  })
+
+  return new Response(stream, {
+    headers: {
+      'Content-Type': 'text/event-stream',
+      'Cache-Control': 'no-cache',
+      Connection: 'keep-alive',
+    },
+  })
+})
+
diff --git a/src/app/api/nitro-assets/bundled/furniture/[...path]/route.ts b/src/app/api/nitro-assets/bundled/furniture/[...path]/route.ts
new file mode 100644
index 00000000..f3b5c2db
--- /dev/null
+++ b/src/app/api/nitro-assets/bundled/furniture/[...path]/route.ts
@@ -0,0 +1,25 @@
+import { promises as fs } from 'node:fs'
+import path from 'node:path'
+import { type NextRequest, NextResponse } from 'next/server'
+import { getFurniAssetDirs } from '@/lib/services/furni-asset-dirs'
+
+const CORS_HEADERS = { 'Access-Control-Allow-Origin': '*', 'Access-Control-Allow-Methods': 'GET, OPTIONS' }
+
+export async function GET(_request: NextRequest, { params }: { params: Promise<{ path: string[] }> }) {
+  const segments = (await params).path
+  const filename = segments.at(-1)
+  if (!filename || filename !== path.basename(filename) || !filename.endsWith('.nitro')) {
+    return new NextResponse(null, { status: 404, headers: CORS_HEADERS })
+  }
+  try {
+    const { nitroDir } = await getFurniAssetDirs()
+    const file = await fs.readFile(path.join(nitroDir, filename))
+    return new NextResponse(file, { headers: { ...CORS_HEADERS, 'Content-Type': 'application/octet-stream', 'Cache-Control': 'public, max-age=86400, immutable' } })
+  } catch {
+    return new NextResponse(null, { status: 404, headers: CORS_HEADERS })
+  }
+}
+
+export function OPTIONS() {
+  return new NextResponse(null, { status: 204, headers: CORS_HEADERS })
+}