feat(media): support local and s3 upload providers

apps/admin/src/lib/media/local-storage.ts

@@ -1,8 +1,9 @@
-import { randomUUID } from "node:crypto"
 import { mkdir, writeFile } from "node:fs/promises"
 import path from "node:path"
 
-type StoreUploadParams = {
+import { buildMediaStorageKey } from "@/lib/media/storage-key"
+
+type StoreLocalUploadParams = {
   file: File
   mediaType: string
 }
@@ -11,8 +12,6 @@ type StoredUpload = {
   storageKey: string
 }
 
-const FALLBACK_EXTENSION = "bin"
-
 function resolveBaseDirectory(): string {
   const configured = process.env.CMS_MEDIA_LOCAL_STORAGE_DIR?.trim()
 
@@ -23,37 +22,8 @@ function resolveBaseDirectory(): string {
   return path.resolve(process.cwd(), ".data", "media")
 }
 
-function normalizeSegment(value: string): string {
-  return value
-    .toLowerCase()
-    .replace(/[^a-z0-9._-]+/g, "-")
-    .replace(/^-+|-+$/g, "")
-}
-
-function extensionFromFilename(fileName: string): string {
-  const extension = path.extname(fileName).slice(1)
-
-  if (!extension) {
-    return FALLBACK_EXTENSION
-  }
-
-  const normalized = normalizeSegment(extension)
-
-  return normalized.length > 0 ? normalized : FALLBACK_EXTENSION
-}
-
-function buildStorageKey(mediaType: string, fileName: string): string {
-  const now = new Date()
-  const year = String(now.getUTCFullYear())
-  const month = String(now.getUTCMonth() + 1).padStart(2, "0")
-  const normalizedType = normalizeSegment(mediaType) || "generic"
-  const extension = extensionFromFilename(fileName)
-
-  return [normalizedType, year, month, `${randomUUID()}.${extension}`].join("/")
-}
-
-export async function storeUploadLocally(params: StoreUploadParams): Promise<StoredUpload> {
-  const storageKey = buildStorageKey(params.mediaType, params.file.name)
+export async function storeUploadLocally(params: StoreLocalUploadParams): Promise<StoredUpload> {
+  const storageKey = buildMediaStorageKey(params.mediaType, params.file.name)
   const baseDirectory = resolveBaseDirectory()
   const outputPath = path.join(baseDirectory, storageKey)