feat: 完成 SKU 图片选择及素材导入后端

apps/web/src/services/media.ts

@@ -3,6 +3,9 @@ import type {
     MediaAccessUrl,
     MediaAsset,
     MediaUploadIntent,
+    ProductUploadImage,
+    ProductImportedImage,
+    ImportProductImageRequest,
 } from '@atlas/contracts';
 import { api } from '@/services/api';
 
@@ -12,6 +15,12 @@ export const WATERMARK_IMAGE_MAX_BYTES = 5 * 1024 * 1024;
 
 /** 异步操作查询，契约见 docs/api/conventions.md §5（GET /api/operations/{operation_id}） */
 export const mediaApi = {
+    listProductUploads: () => api.get<ProductUploadImage[]>('/media-assets/product-uploads'),
+    listProductImports: () => api.get<ProductImportedImage[]>('/media-assets/product-imports'),
+    importProductImage: (payload: ImportProductImageRequest) =>
+        api.post<ProductImportedImage>('/media-assets/product-imports', payload, {
+            headers: { 'Idempotency-Key': crypto.randomUUID() },
+        }),
     createUploadIntent: (payload: CreateMediaUploadIntentRequest) =>
         api.post<MediaUploadIntent>('/media/upload-intents', payload, {
             headers: { 'Idempotency-Key': crypto.randomUUID() },
@@ -47,9 +56,21 @@ export async function sha256Hex(file: File): Promise<string> {
  * 返回已通过校验的素材，可直接用于图片水印模板的 image_asset_id。
  */
 export async function uploadWatermarkImage(file: File): Promise<MediaAsset> {
+    return uploadImage(file, 'watermark_image');
+}
+
+/** 商品图片沿用素材直传协议，完成服务端校验后才可写入 SKU 草稿。 */
+export async function uploadProductImage(file: File): Promise<MediaAsset> {
+    return uploadImage(file, 'product_image');
+}
+
+async function uploadImage(
+    file: File,
+    purpose: CreateMediaUploadIntentRequest['purpose']
+): Promise<MediaAsset> {
     const checksumSha256 = await sha256Hex(file);
     const intent = await mediaApi.createUploadIntent({
-        purpose: 'watermark_image',
+        purpose,
         filename: file.name,
         content_type: file.type as CreateMediaUploadIntentRequest['content_type'],
         byte_size: file.size,