feat: Upgrade to MikroORM v7

package.json

@@ -62,8 +62,9 @@
     "@commitlint/config-conventional": "19.8.0",
     "@commitlint/types": "19.8.0",
     "@faker-js/faker": "9.7.0",
-    "@mikro-orm/better-sqlite": "6.4.13",
-    "@mikro-orm/core": "6.4.13",
+    "@mikro-orm/core": "^7.0.1",
+    "@mikro-orm/decorators": "^7.0.1",
+    "@mikro-orm/sqlite": "^7.0.1",
     "@types/node": "22.14.1",
     "@types/uuid": "10.0.0",
     "@vitest/coverage-v8": "3.1.1",
@@ -73,6 +74,7 @@
     "es-toolkit": "1.39.7",
     "husky": "9.1.7",
     "is-in-ci": "1.0.0",
+    "reflect-metadata": "^0.2.2",
     "tsup": "8.4.0",
     "typescript": "5.8.3",
     "uuid": "11.1.0",
@@ -82,7 +84,7 @@
     "dset": "3.1.4"
   },
   "peerDependencies": {
-    "@mikro-orm/core": "^6.0.0",
+    "@mikro-orm/core": "^7.0.0",
     "better-auth": "^1.0.0"
   }
 }

src/adapter.ts

@@ -72,7 +72,7 @@ export const mikroOrmAdapter = (
 
           const entity = orm.em.create(metadata.class, input)
 
-          await orm.em.persistAndFlush(entity)
+          await orm.em.persist(entity).flush()
 
           return normalizeOutput(metadata, entity, select) as any
         },
@@ -166,7 +166,7 @@ export const mikroOrmAdapter = (
           )
 
           if (entity) {
-            await orm.em.removeAndFlush(entity)
+            await orm.em.remove(entity).flush()
           }
         },
 

src/utils/adapterUtils.ts

@@ -97,13 +97,13 @@ export function createAdapterUtils(orm: MikroORM): AdapterUtils {
   ) => {
     entityName = normalizeEntityName(entityName)
 
-    if (!metadata.has(entityName)) {
+    if (!metadata.getByClassName(entityName, false)) {
       createAdapterError(
         `Cannot find metadata for "${entityName}" entity. Make sure it defined and listed in your Mikro ORM config.`
       )
     }
 
-    return metadata.get(entityName)
+    return metadata.getByClassName(entityName)
   }
 
   /**

tests/fixtures/entities/better-auth-test-suite/Address.ts

@@ -1,4 +1,4 @@
-import {Embeddable, Property} from "@mikro-orm/core"
+import {Embeddable, Property} from "@mikro-orm/decorators/legacy"
 
 @Embeddable()
 export class Address {

tests/fixtures/entities/better-auth-test-suite/Session.ts

@@ -1,4 +1,4 @@
-import {Entity, ManyToOne, Property, Unique} from "@mikro-orm/core"
+import {Entity, ManyToOne, Property, Unique} from "@mikro-orm/decorators/legacy"
 import type {Session as DatabaseSession} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/better-auth-test-suite/User.ts

@@ -1,12 +1,11 @@
+import {Collection, type Opt} from "@mikro-orm/core"
 import {
-  Collection,
   Embedded,
   Entity,
   OneToMany,
-  type Opt,
   Property,
   Unique
-} from "@mikro-orm/core"
+} from "@mikro-orm/decorators/legacy"
 
 import {Base} from "../shared/Base.js"
 import {Address} from "./Address.js"

tests/fixtures/entities/custom-entity-name/CustomUser.ts

@@ -1,4 +1,5 @@
-import {Entity, type Opt, Property, Unique} from "@mikro-orm/core"
+import type {Opt} from "@mikro-orm/core"
+import {Entity, Property, Unique} from "@mikro-orm/decorators/legacy"
 import type {User as DatabaseUser} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/custom-field-name-snake-case/User.ts

@@ -1,4 +1,5 @@
-import {Entity, type Opt, Property, Unique} from "@mikro-orm/core"
+import type {Opt} from "@mikro-orm/core"
+import {Entity, Property, Unique} from "@mikro-orm/decorators/legacy"
 import type {User as DatabaseUser} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/custom-field-name/User.ts

@@ -1,4 +1,5 @@
-import {Entity, type Opt, Property, Unique} from "@mikro-orm/core"
+import type {Opt} from "@mikro-orm/core"
+import {Entity, Property, Unique} from "@mikro-orm/decorators/legacy"
 import type {User as DatabaseUser} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/defaults/Address.ts

@@ -1,4 +1,4 @@
-import {Embeddable, Property} from "@mikro-orm/core"
+import {Embeddable, Property} from "@mikro-orm/decorators/legacy"
 
 @Embeddable()
 export class Address {

tests/fixtures/entities/defaults/Session.ts

@@ -1,4 +1,4 @@
-import {Entity, ManyToOne, Property, Unique} from "@mikro-orm/core"
+import {Entity, ManyToOne, Property, Unique} from "@mikro-orm/decorators/legacy"
 import type {Session as DatabaseSession} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/defaults/User.ts

@@ -1,12 +1,11 @@
+import {Collection, type Opt} from "@mikro-orm/core"
 import {
-  Collection,
   Embedded,
   Entity,
   OneToMany,
-  type Opt,
   Property,
   Unique
-} from "@mikro-orm/core"
+} from "@mikro-orm/decorators/legacy"
 import type {User as DatabaseUser} from "better-auth"
 
 import {Base} from "../shared/Base.js"

tests/fixtures/entities/shared/Base.ts

@@ -1,4 +1,5 @@
-import {type Opt, PrimaryKey, Property} from "@mikro-orm/core"
+import type {Opt} from "@mikro-orm/core"
+import {PrimaryKey, Property} from "@mikro-orm/decorators/legacy"
 import {v7} from "uuid"
 
 export abstract class Base {

tests/fixtures/orm.ts

@@ -1,31 +1,22 @@
 import {rm} from "node:fs/promises"
 import {join} from "node:path"
 
-import {
-  type EntityClass,
-  type EntityClassGroup,
-  type EntitySchema,
-  MikroORM
-} from "@mikro-orm/better-sqlite"
+import {type EntityClass, type EntitySchema, MikroORM} from "@mikro-orm/sqlite"
 import {v7} from "uuid"
 import {afterAll, beforeAll, beforeEach} from "vitest"
 
 interface CreateOrmParams {
   refreshOnEachTest?: boolean
-  entities: Array<
-    | EntityClass<Partial<any>>
-    | EntityClassGroup<Partial<any>>
-    | EntitySchema<Partial<any>>
-  >
+  entities: Array<EntityClass<Partial<any>> | EntitySchema<Partial<any>>>
 }
 
-export function createOrm({
+export async function createOrm({
   entities,
   refreshOnEachTest = true
-}: CreateOrmParams): MikroORM {
+}: CreateOrmParams): Promise<MikroORM> {
   const dbName = join(import.meta.dirname, `${v7()}.sqlite`)
 
-  const orm = MikroORM.initSync({
+  const orm = await MikroORM.init({
     dbName,
     entities: entities,
     ensureDatabase: true,
@@ -35,9 +26,9 @@ export function createOrm({
   beforeAll(async () => await orm.connect())
 
   if (refreshOnEachTest) {
-    beforeEach(async () => await orm.getSchemaGenerator().refreshDatabase())
+    beforeEach(async () => await orm.schema.refresh())
   } else {
-    beforeAll(async () => await orm.getSchemaGenerator().refreshDatabase())
+    beforeAll(async () => await orm.schema.refresh())
   }
 
   afterAll(async () => {

tests/fixtures/randomUsers.ts

@@ -1,5 +1,5 @@
 import {faker} from "@faker-js/faker"
-import type {MikroORM} from "@mikro-orm/better-sqlite"
+import type {MikroORM} from "@mikro-orm/sqlite"
 
 import type {UserInput} from "../utils/types.js"
 

tests/node/adapter.test.ts

@@ -14,7 +14,7 @@ import type {SessionInput, UserInput} from "../utils/types.js"
 
 import * as entities from "../fixtures/entities/defaults.js"
 
-const orm = createOrm({entities: Object.values(entities)})
+const orm = await createOrm({entities: Object.values(entities)})
 
 const randomUsers = createRandomUsersUtils(orm)
 

tests/node/better-auth.test.ts

@@ -8,7 +8,7 @@ import * as entities from "../fixtures/entities/better-auth-test-suite.js"
 import {mikroOrmAdapter} from "../../src/adapter.js"
 import {createOrm} from "../fixtures/orm.js"
 
-const orm = createOrm({
+const orm = await createOrm({
   entities: Object.values(entities),
   refreshOnEachTest: false
 })

tests/node/customization.test.ts

@@ -9,7 +9,7 @@ import type {UserInput} from "../utils/types.js"
 
 suite("custom entity (model) names", async () => {
   const entities = await import("../fixtures/entities/custom-entity-name.js")
-  const orm = createOrm({
+  const orm = await createOrm({
     entities: Object.values(entities)
   })
 
@@ -35,7 +35,7 @@ suite("custom entity (model) names", async () => {
 suite("custom field names", () => {
   suite("camelCase", async () => {
     const entities = await import("../fixtures/entities/custom-field-name.js")
-    const orm = createOrm({entities: Object.values(entities)})
+    const orm = await createOrm({entities: Object.values(entities)})
 
     test("with camelCase", async () => {
       const randomUsers = createRandomUsersUtils(orm)
@@ -63,9 +63,9 @@ suite("custom field names", () => {
       "../fixtures/entities/custom-field-name-snake-case.js"
     )
 
-    const orm = createOrm({entities: Object.values(entities)})
+    const orm = await createOrm({entities: Object.values(entities)})
 
-    test("with sname_case", async () => {
+    test("with snake_case", async () => {
       const randomUsers = createRandomUsersUtils(orm)
       const adapter = mikroOrmAdapter(orm)({
         user: {