fix(utils): Fix inferrence of public method name and service registra…

…tion name based on configuration (#8237)

packages/core/utils/src/modules-sdk/__tests__/medusa-service.spec.ts

@@ -1,4 +1,5 @@
 import { MedusaService } from "../medusa-service"
+import { model } from "../../dml"
 
 const baseRepoMock = {
   serialize: jest.fn().mockImplementation((item) => item),
@@ -52,7 +53,7 @@ describe("Abstract Module Service Factory", () => {
   })
 
   describe("Main Model Methods", () => {
-    let instance: medusaService
+    let instance: InstanceType<typeof medusaService>
 
     beforeEach(() => {
       jest.clearAllMocks()
@@ -172,4 +173,109 @@ describe("Abstract Module Service Factory", () => {
       )
     })
   })
+
+  describe("Custom configuration using DML", () => {
+    const containerMock = {
+      baseRepository: baseRepoMock,
+      mainModelMockRepository: baseRepoMock,
+      otherModelMock1Repository: baseRepoMock,
+      otherModelMock2Repository: baseRepoMock,
+      houseService: {
+        retrieve: jest.fn().mockResolvedValue({ id: "1", name: "Item" }),
+        list: jest.fn().mockResolvedValue([{ id: "1", name: "Item" }]),
+        delete: jest.fn().mockResolvedValue(undefined),
+        softDelete: jest.fn().mockResolvedValue([[], {}]),
+        restore: jest.fn().mockResolvedValue([[], {}]),
+      },
+      carService: {
+        retrieve: jest.fn().mockResolvedValue({ id: "1", name: "Item" }),
+        list: jest.fn().mockResolvedValue([{ id: "1", name: "Item" }]),
+        delete: jest.fn().mockResolvedValue(undefined),
+        softDelete: jest.fn().mockResolvedValue([[], {}]),
+        restore: jest.fn().mockResolvedValue([[], {}]),
+      },
+      userService: {
+        retrieve: jest.fn().mockResolvedValue({ id: "1", name: "Item" }),
+        list: jest.fn().mockResolvedValue([{ id: "1", name: "Item" }]),
+        delete: jest.fn().mockResolvedValue(undefined),
+        softDelete: jest.fn().mockResolvedValue([[], {}]),
+        restore: jest.fn().mockResolvedValue([[], {}]),
+      },
+    }
+
+    const MockModel = model.define("user", {
+      id: model.id().primaryKey(),
+    })
+    const MockModel2 = model.define("car", {
+      id: model.id().primaryKey(),
+    })
+    const MockModel3 = model.define("house", {
+      id: model.id().primaryKey(),
+    })
+
+    const medusaService = MedusaService({
+      MockModel,
+      MockModel2,
+      MockModel3,
+    })
+
+    let instance: InstanceType<typeof medusaService>
+
+    beforeEach(() => {
+      jest.clearAllMocks()
+      instance = new medusaService(containerMock)
+    })
+
+    it("should have the correct methods name while resolving the correct underlying service representation of target models", async () => {
+      const prototype = Object.getPrototypeOf(instance)
+
+      expect(prototype).toHaveProperty("retrieveMockModel")
+      expect(prototype).toHaveProperty("listMockModels")
+      expect(prototype).toHaveProperty("listAndCountMockModels")
+      expect(prototype).toHaveProperty("createMockModels")
+      expect(prototype).toHaveProperty("updateMockModels")
+      expect(prototype).toHaveProperty("deleteMockModels")
+      expect(prototype).toHaveProperty("softDeleteMockModels")
+
+      expect(prototype).toHaveProperty("retrieveMockModel2")
+      expect(prototype).toHaveProperty("listMockModel2s")
+      expect(prototype).toHaveProperty("listAndCountMockModel2s")
+      expect(prototype).toHaveProperty("createMockModel2s")
+      expect(prototype).toHaveProperty("updateMockModel2s")
+      expect(prototype).toHaveProperty("deleteMockModel2s")
+      expect(prototype).toHaveProperty("softDeleteMockModel2s")
+
+      expect(prototype).toHaveProperty("retrieveMockModel3")
+      expect(prototype).toHaveProperty("listMockModel3s")
+      expect(prototype).toHaveProperty("listAndCountMockModel3s")
+      expect(prototype).toHaveProperty("createMockModel3s")
+      expect(prototype).toHaveProperty("updateMockModel3s")
+      expect(prototype).toHaveProperty("deleteMockModel3s")
+      expect(prototype).toHaveProperty("softDeleteMockModel3s")
+
+      let result = await instance.retrieveMockModel("1")
+      expect(result).toEqual({ id: "1", name: "Item" })
+      expect(containerMock.userService.retrieve).toHaveBeenCalledWith(
+        "1",
+        undefined,
+        defaultContext
+      )
+
+      result = await instance.retrieveMockModel2("1")
+      expect(result).toEqual({ id: "1", name: "Item" })
+      expect(containerMock.carService.retrieve).toHaveBeenCalledWith(
+        "1",
+        undefined,
+        defaultContext
+      )
+
+      result = await instance.retrieveMockModel3("1")
+      expect(result).toEqual({ id: "1", name: "Item" })
+      expect(containerMock.houseService.retrieve).toHaveBeenCalledWith(
+        "1",
+        undefined,
+        defaultContext
+      )
+    })
+  })
 })

packages/core/utils/src/modules-sdk/medusa-service.ts

@@ -30,6 +30,7 @@ import {
   ModelsConfigTemplate,
 } from "./types/medusa-service"
 import { buildModelsNameToLinkableKeysMap } from "./joiner-config-builder"
+import { DmlEntity } from "../dml"
 
 const readMethods = ["retrieve", "list", "listAndCount"] as BaseMethods[]
 const writeMethods = [
@@ -46,18 +47,22 @@ const methods: BaseMethods[] = [...readMethods, ...writeMethods]
  * @internal
  */
 function buildMethodNamesFromModel(
-  modelName: string,
+  defaultMethodName: string,
   model: ModelEntries[keyof ModelEntries]
 ): Record<string, string> {
   return methods.reduce((acc, method) => {
     let normalizedModelName: string = ""
 
     if (method === "retrieve") {
       normalizedModelName =
-        "singular" in model && model.singular ? model.singular : modelName
+        "singular" in model && model.singular
+          ? model.singular
+          : defaultMethodName
     } else {
       normalizedModelName =
-        "plural" in model && model.plural ? model.plural : pluralize(modelName)
+        "plural" in model && model.plural
+          ? model.plural
+          : pluralize(defaultMethodName)
     }
 
     const methodName = `${method}${upperCaseFirst(normalizedModelName)}`
@@ -406,11 +411,11 @@ export function MedusaService<
    */
 
   const modelsMethods: [
-    string,
-    TModels[keyof TModels],
-    Record<string, string>
+    string, // model name
+    TModels[keyof TModels], // configuration (dml, conf, entity)
+    Record<string, string> // method names
   ][] = Object.entries(models as {}).map(([name, config]) => [
-    name,
+    DmlEntity.isDmlEntity(config) ? config.name : name,
     config as TModels[keyof TModels],
     buildMethodNamesFromModel(name, config as TModels[keyof TModels]),
   ])