feat: V2 batch update products in categories (#7125)

* wip

* wip

* fix: batch category update

* update tet

* fix type

---------

Co-authored-by: Stevche Radevski <sradevski@live.com>

packages/medusa/src/api-v2/admin/product-categories/[id]/products/route.ts

@@ -0,0 +1,35 @@
+import { batchLinkProductsToCategoryWorkflow } from "@medusajs/core-flows"
+import {
+  AdminProductCategoryResponse,
+  LinkMethodRequest,
+} from "@medusajs/types"
+import {
+  AuthenticatedMedusaRequest,
+  MedusaResponse,
+} from "../../../../../types/routing"
+import { refetchCategory } from "../../helpers"
+
+export const POST = async (
+  req: AuthenticatedMedusaRequest<LinkMethodRequest>,
+  res: MedusaResponse<AdminProductCategoryResponse>
+) => {
+  const { id } = req.params
+
+  const { errors } = await batchLinkProductsToCategoryWorkflow(req.scope).run({
+    input: { id, ...req.validatedBody },
+    throwOnError: false,
+  })
+
+  if (Array.isArray(errors) && errors[0]) {
+    throw errors[0].error
+  }
+
+  const category = await refetchCategory(
+    req.params.id,
+    req.scope,
+    req.remoteQueryConfig.fields,
+    req.filterableFields
+  )
+
+  res.status(200).json({ product_category: category })
+}

packages/medusa/src/api-v2/admin/product-categories/middlewares.ts

@@ -2,6 +2,7 @@ import { MiddlewareRoute } from "../../../loaders/helpers/routing/types"
 import { authenticate } from "../../../utils/authenticate-middleware"
 import { validateAndTransformBody } from "../../utils/validate-body"
 import { validateAndTransformQuery } from "../../utils/validate-query"
+import { createLinkBody } from "../../utils/validators"
 import * as QueryConfig from "./query-config"
 import {
   AdminCreateProductCategory,
@@ -58,4 +59,15 @@ export const adminProductCategoryRoutesMiddlewares: MiddlewareRoute[] = [
       ),
     ],
   },
+  {
+    method: ["POST"],
+    matcher: "/admin/product-categories/:id/products",
+    middlewares: [
+      validateAndTransformBody(createLinkBody()),
+      validateAndTransformQuery(
+        AdminProductCategoryParams,
+        QueryConfig.retrieveProductCategoryConfig
+      ),
+    ],
+  },
 ]

packages/medusa/src/api-v2/admin/products/validators.ts

@@ -194,6 +194,10 @@ export const AdminBatchUpdateProductVariant = AdminUpdateProductVariant.extend({
   id: z.string(),
 })
 
+export const AdminCreateProductProductCategory = z.object({
+  id: z.string(),
+})
+
 export type AdminCreateProductType = z.infer<typeof AdminCreateProduct>
 export const AdminCreateProduct = z
   .object({
@@ -208,6 +212,7 @@ export const AdminCreateProduct = z
     status: statusEnum.optional().default(ProductStatus.DRAFT),
     type_id: z.string().nullable().optional(),
     collection_id: z.string().nullable().optional(),
+    categories: z.array(AdminCreateProductProductCategory).optional(),
     tags: z.array(AdminUpdateProductTag).optional(),
     options: z.array(AdminCreateProductOption).optional(),
     variants: z.array(AdminCreateProductVariant).optional(),