미사용 이미지 자산 정리 배치 추가

backend/src/routes/admin.js

@@ -30,6 +30,8 @@ const {
   adminUpdateUser,
   adminUpdateUserPassword,
   adminDeleteUser,
+  listUnusedImageAssets,
+  deleteImageAssets,
 } = require('../db')
 const { requireAdmin } = require('../middleware/auth')
 const { createMemoryUpload, writeOptimizedImage } = require('../lib/image-storage')
@@ -206,6 +208,46 @@ router.get('/template-requests', requireAdmin, async (req, res) => {
   res.json({ requests })
 })
 
+router.get('/image-assets/orphans', requireAdmin, async (req, res) => {
+  const schema = z.object({
+    limit: z.coerce.number().int().min(1).max(500).optional().default(100),
+    minAgeHours: z.coerce.number().min(0).max(24 * 365).optional().default(24),
+  })
+  const parsed = schema.safeParse(req.query)
+  if (!parsed.success) return res.status(400).json({ error: 'bad_request' })
+
+  const assets = await listUnusedImageAssets(parsed.data)
+  res.json({ assets })
+})
+
+async function removeImageAssetFiles(assets) {
+  await Promise.all(
+    (assets || []).map(async (asset) => {
+      if (!asset?.src || !asset.src.startsWith('/uploads/')) return
+      const absolutePath = path.join(__dirname, '..', '..', asset.src.replace(/^\//, ''))
+      try {
+        await fs.unlink(absolutePath)
+      } catch (error) {
+        if (error?.code !== 'ENOENT') throw error
+      }
+    })
+  )
+}
+
+router.post('/image-assets/cleanup', requireAdmin, async (req, res) => {
+  const schema = z.object({
+    limit: z.coerce.number().int().min(1).max(500).optional().default(100),
+    minAgeHours: z.coerce.number().min(0).max(24 * 365).optional().default(24),
+  })
+  const parsed = schema.safeParse(req.body)
+  if (!parsed.success) return res.status(400).json({ error: 'bad_request' })
+
+  const assets = await listUnusedImageAssets(parsed.data)
+  const deleted = await deleteImageAssets(assets.map((asset) => asset.id))
+  await removeImageAssetFiles(deleted)
+  res.json({ deletedCount: deleted.length, assets: deleted })
+})
+
 async function removeCustomItemFiles(items) {
   await Promise.all(
     items.map(async (item) => {
@@ -221,33 +263,18 @@ async function removeCustomItemFiles(items) {
 }
 
 async function promoteCustomItemToGameItem({ customItem, gameId }) {
-  const originalName = path.basename(customItem.src || '')
-  const nextFilename = buildUploadFilename({ originalname: originalName })
-  const sourcePath = path.join(__dirname, '..', '..', customItem.src.replace(/^\//, ''))
-  const targetRelativePath = path.join('uploads', 'games', nextFilename)
-  const targetPath = path.join(__dirname, '..', '..', targetRelativePath)
-
-  await fs.copyFile(sourcePath, targetPath)
-
   return createGameItem({
     id: nanoid(),
     gameId,
-    src: `/${targetRelativePath.replace(/\\/g, '/')}`,
+    src: customItem.src || '',
     label: customItem.label,
   })
 }
 
 async function copyUploadIntoGameAsset(src) {
   if (typeof src !== 'string' || !src.startsWith('/uploads/')) return src || ''
-
-  const originalName = path.basename(src)
-  const nextFilename = buildUploadFilename({ originalname: originalName })
-  const sourcePath = path.join(__dirname, '..', '..', src.replace(/^\//, ''))
-  const targetRelativePath = path.join('uploads', 'games', nextFilename)
-  const targetPath = path.join(__dirname, '..', '..', targetRelativePath)
-
-  await fs.copyFile(sourcePath, targetPath)
-  return `/${targetRelativePath.replace(/\\/g, '/')}`
+  if (src.startsWith('/uploads/assets/')) return src
+  return src
 }
 
 function uniqueTierListPoolItems(tierList) {