feat: define link util (#7931)

* feat: define link util

* handle pluralized fieldAlias for isList

* serviceName ar reference

* finalize

* todo

* WIP

* finalize

* fix tests

* update typings

* fix Module

* linkable

* update errors

packages/modules/region/src/index.ts

@@ -1,9 +1,8 @@
-import { ModuleExports } from "@medusajs/types"
 import { RegionModuleService } from "./services"
 import loadDefaults from "./loaders/defaults"
+import { Module, Modules } from "@medusajs/utils"
 
-const moduleDefinition: ModuleExports = {
+export default Module(Modules.REGION, {
   service: RegionModuleService,
   loaders: [loadDefaults],
-}
-export default moduleDefinition
+})

packages/modules/region/src/loaders/defaults.ts

@@ -1,13 +1,13 @@
 import { LoaderOptions, Logger, ModulesSdkTypes } from "@medusajs/types"
 import { ContainerRegistrationKeys, DefaultsUtils } from "@medusajs/utils"
-import { RegionCountry } from "@models"
+import { Country } from "@models"
 
 export default async ({ container }: LoaderOptions): Promise<void> => {
   // TODO: Add default logger to the container when running tests
   const logger =
     container.resolve<Logger>(ContainerRegistrationKeys.LOGGER) ?? console
   const countryService_: ModulesSdkTypes.IMedusaInternalService<
-    typeof RegionCountry
+    typeof Country
   > = container.resolve("countryService")
 
   try {

packages/modules/region/src/models/country.ts

@@ -1,7 +1,7 @@
 import { model } from "@medusajs/utils"
 import Region from "./region"
 
-const Country = model
+export default model
   .define(
     { name: "Country", tableName: "region_country" },
     {
@@ -24,5 +24,3 @@ const Country = model
       unique: true,
     },
   ])
-
-export default Country

packages/modules/region/src/models/index.ts

@@ -1,3 +1,2 @@
-export { default as RegionCountry } from "./country"
+export { default as Country } from "./country"
 export { default as Region } from "./region"
-

packages/modules/region/src/models/region.ts

@@ -1,7 +1,7 @@
 import { model } from "@medusajs/utils"
 import RegionCountry from "./country"
 
-const Region = model.define("region", {
+export default model.define("region", {
   id: model.id({ prefix: "reg" }).primaryKey(),
   name: model.text().searchable(),
   currency_code: model.text().searchable(),
@@ -9,5 +9,3 @@ const Region = model.define("region", {
   countries: model.hasMany(() => RegionCountry),
   metadata: model.json().nullable(),
 })
-
-export default Region

packages/modules/region/src/services/region-module.ts

@@ -26,7 +26,7 @@ import {
   promiseAll,
   removeUndefined,
 } from "@medusajs/utils"
-import { Region, RegionCountry as Country } from "@models"
+import { Country, Region } from "@models"
 import { UpdateRegionInput } from "@types"
 import { joinerConfig } from "../joiner-config"
 
@@ -40,9 +40,11 @@ export default class RegionModuleService
   extends MedusaService<{
     Region: {
       dto: RegionDTO
+      model: typeof Region
     }
     Country: {
       dto: RegionCountryDTO
+      model: typeof Country
     }
   }>({ Region, Country })
   implements IRegionModuleService