chore(medusa): Add transactions in mutating actions 2 (#1853)

* chore(medusa): Add transaction on mutation actions

* chore(medusa): continue refactoring

* chore(medusa): continue refactoring

* chore(medusa): continue refactoring

* feat(medusa): update invite service mock to provide a withTransaction

* feat(medusa): Include pr feedback

* feat(medusa): Cleanup idempotent places

* feat(medusa): Cleanup idempotent places

* feat(medusa): Better Cleanup idempotent places

* feat(meudsa): cleanup transaction

* fix(medusa): Create cart transaction usage

* fix(medusa): Use the right variable

* fix(medusa): Use the right variable

* fix(medusa): Transaction usage in cart creation flow

packages/medusa/src/api/routes/admin/auth/create-session.ts

@@ -4,6 +4,7 @@ import { validator } from "../../../../utils/validator"
 import { IsEmail, IsNotEmpty, IsString } from "class-validator"
 import AuthService from "../../../../services/auth"
 import { MedusaError } from "medusa-core-utils"
+import { EntityManager } from "typeorm";
 
 /**
  * @oas [post] /auth
@@ -37,10 +38,13 @@ export default async (req, res) => {
   const validated = await validator(AdminPostAuthReq, req.body)
 
   const authService: AuthService = req.scope.resolve("authService")
-  const result = await authService.authenticate(
-    validated.email,
-    validated.password
-  )
+  const manager: EntityManager = req.scope.resolve("manager")
+  const result = await manager.transaction(async (transactionManager) => {
+     return await authService.withTransaction(transactionManager).authenticate(
+      validated.email,
+      validated.password
+    )
+  })
 
   if (result.success && result.user) {
     // Add JWT to cookie