feat(medusa): add list location levels endpoint in api v2 (#6741)

packages/medusa/src/api-v2/admin/inventory-items/[id]/location-levels/route.ts

@@ -46,3 +46,27 @@ export const POST = async (
 
   res.status(200).json({ inventory_item })
 }
+
+export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
+  const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
+
+  const query = remoteQueryObjectFromString({
+    entryPoint: "inventory_levels",
+    variables: {
+      filters: req.filterableFields,
+      order: req.listConfig.order,
+      skip: req.listConfig.skip,
+      take: req.listConfig.take,
+    },
+    fields: req.remoteQueryConfig.fields,
+  })
+
+  const { rows: inventory_levels, metadata } = await remoteQuery(query)
+
+  res.status(200).json({
+    inventory_levels,
+    count: metadata.count,
+    offset: metadata.skip,
+    limit: metadata.take,
+  })
+}

packages/medusa/src/api-v2/admin/inventory-items/middlewares.ts

@@ -1,6 +1,7 @@
 import * as QueryConfig from "./query-config"
 
 import {
+  AdminGetInventoryItemsItemLocationLevelsParams,
   AdminGetInventoryItemsItemParams,
   AdminGetInventoryItemsParams,
   AdminPostInventoryItemsInventoryItemParams,
@@ -52,6 +53,21 @@ export const adminInventoryRoutesMiddlewares: MiddlewareRoute[] = [
       ),
     ],
   },
+  {
+    method: ["GET"],
+    matcher: "/admin/inventory-items/:id/location-levels",
+    middlewares: [
+      transformQuery(
+        AdminGetInventoryItemsItemLocationLevelsParams,
+        QueryConfig.listLocationLevelsTransformQueryConfig
+      ),
+    ],
+  },
+  {
+    method: ["POST"],
+    matcher: "/admin/inventory-items/:id/location-levels",
+    middlewares: [transformBody(AdminPostInventoryItemsItemLocationLevelsReq)],
+  },
   {
     method: ["POST"],
     matcher: "/admin/inventory-items/:id/location-levels",

packages/medusa/src/api-v2/admin/inventory-items/validators.ts

@@ -259,6 +259,14 @@ export class AdminPostInventoryItemsReq {
   metadata?: Record<string, unknown>
 }
 
+export class AdminGetInventoryItemsItemLocationLevelsParams extends FindParams {
+  /**
+   * Location IDs to filter location levels.
+   */
+  @IsOptional()
+  @IsString({ each: true })
+  location_id?: string[]
+}
 /**
  * @schema AdminPostInventoryItemsItemLocationLevelsLevelReq
  * type: object