feat(medusa, link-modules): sales channel <> product module link (#5450)

* feat: sales channel joiner config

* feat: product sales channel link config, SC list method

* feat: migration

* fix: refactor list SC

* refactor: SC repo api

* chore: changeset

* feat: add dedicated FF

* feat: product<> sc join entity

* fix: update case

* fix: add FF on in the repository, fix tests

* fix: assign id when FF is on

* fix: target table

* feat: product service - fetch SC with RQ

* feat: admin list products & SC with isolated product domain

* feat: get admin product

* feat: store endpoints

* fix: remove duplicate import

* fix: remove "name" prop

* feat: refactor

* fix: product seeder if FF is on

* fix: env

* refactor: workflow product handlers to handle remote links

* fix: condition

* fix: use correct method

* fix: build

* wip: update FF

* fix: update FF in the handlers

* chore: migrate to medusav2 FF

* chore: uncomment test

* fix: product factory

* fix: unlinking SC and product

* fix: use module name variable

* refactor: cleanup query definitions

* fix: add constraint

* chore: rename prop

* fix: add hook

* fix: address comments

* fix: temp sc filtering

* fix: use RQ to filter by SC

* fix: add sc to filter to list

---------

Co-authored-by: Riqwan Thamir <rmthamir@gmail.com>

packages/medusa/src/api/routes/admin/products/get-product.ts

@@ -68,15 +68,13 @@ export default async (req, res) => {
   const productService: ProductService = req.scope.resolve("productService")
   const pricingService: PricingService = req.scope.resolve("pricingService")
   const featureFlagRouter = req.scope.resolve("featureFlagRouter")
+  const isMedusaV2FlagOn = featureFlagRouter.isFeatureEnabled(MedusaV2Flag.key)
 
   const productVariantInventoryService: ProductVariantInventoryService =
     req.scope.resolve("productVariantInventoryService")
-  const salesChannelService: SalesChannelService = req.scope.resolve(
-    "salesChannelService"
-  )
 
   let rawProduct
-  if (featureFlagRouter.isFeatureEnabled(MedusaV2Flag.key)) {
+  if (isMedusaV2FlagOn) {
     rawProduct = await retrieveProduct(
       req.scope,
       id,
@@ -102,15 +100,30 @@ export default async (req, res) => {
     req.retrieveConfig.relations?.includes("variants")
 
   if (shouldSetAvailability) {
-    const [salesChannelsIds] = await salesChannelService.listAndCount(
-      {},
-      { select: ["id"] }
-    )
+    let salesChannels
+
+    if (isMedusaV2FlagOn) {
+      const remoteQuery = req.scope.resolve("remoteQuery")
+      const query = {
+        sales_channel: {
+          fields: ["id"],
+        },
+      }
+      salesChannels = await remoteQuery(query)
+    } else {
+      const salesChannelService: SalesChannelService = req.scope.resolve(
+        "salesChannelService"
+      )
+      ;[salesChannels] = await salesChannelService.listAndCount(
+        {},
+        { select: ["id"] }
+      )
+    }
 
     decoratePromises.push(
       productVariantInventoryService.setProductAvailability(
         [product],
-        salesChannelsIds.map((salesChannel) => salesChannel.id)
+        salesChannels.map((salesChannel) => salesChannel.id)
       )
     )
   }

packages/medusa/src/api/routes/admin/products/index.ts

@@ -238,6 +238,18 @@ export const defaultAdminProductRemoteQueryObject = {
   profile: {
     fields: ["id", "created_at", "updated_at", "deleted_at", "name", "type"],
   },
+  sales_channels: {
+    fields: [
+      "id",
+      "name",
+      "description",
+      "is_disabled",
+      "created_at",
+      "updated_at",
+      "deleted_at",
+      "metadata",
+    ],
+  },
 }
 
 /**

packages/medusa/src/api/routes/store/products/index.ts

@@ -198,6 +198,18 @@ export const defaultStoreProductRemoteQueryObject = {
   profile: {
     fields: ["id", "created_at", "updated_at", "deleted_at", "name", "type"],
   },
+  sales_channels: {
+    fields: [
+      "id",
+      "name",
+      "description",
+      "is_disabled",
+      "created_at",
+      "updated_at",
+      "deleted_at",
+      "metadata",
+    ],
+  },
 }
 
 export * from "./list-products"

packages/medusa/src/api/routes/store/products/list-products.ts

@@ -399,6 +399,10 @@ async function listAndCountProductWithIsolatedProductModule(
     },
   }
 
+  if (salesChannelIdFilter) {
+    query.product["sales_channels"]["__args"] = { id: salesChannelIdFilter }
+  }
+
   const {
     rows: products,
     metadata: { count },