fix: null validation (#25891)

mobile/openapi/lib/model/asset_bulk_update_dto.dart

@@ -53,7 +53,7 @@ class AssetBulkUpdateDto {
   ///
   String? description;
 
-  /// Duplicate asset ID
+  /// Duplicate ID
   String? duplicateId;
 
   /// Asset IDs to update

mobile/openapi/lib/model/user_admin_create_dto.dart

@@ -19,6 +19,7 @@ class UserAdminCreateDto {
     required this.name,
     this.notify,
     required this.password,
+    this.pinCode,
     this.quotaSizeInBytes,
     this.shouldChangePassword,
     this.storageLabel,
@@ -54,6 +55,9 @@ class UserAdminCreateDto {
   /// User password
   String password;
 
+  /// PIN code
+  String? pinCode;
+
   /// Storage quota in bytes
   ///
   /// Minimum value: 0
@@ -79,6 +83,7 @@ class UserAdminCreateDto {
     other.name == name &&
     other.notify == notify &&
     other.password == password &&
+    other.pinCode == pinCode &&
     other.quotaSizeInBytes == quotaSizeInBytes &&
     other.shouldChangePassword == shouldChangePassword &&
     other.storageLabel == storageLabel;
@@ -92,12 +97,13 @@ class UserAdminCreateDto {
     (name.hashCode) +
     (notify == null ? 0 : notify!.hashCode) +
     (password.hashCode) +
+    (pinCode == null ? 0 : pinCode!.hashCode) +
     (quotaSizeInBytes == null ? 0 : quotaSizeInBytes!.hashCode) +
     (shouldChangePassword == null ? 0 : shouldChangePassword!.hashCode) +
     (storageLabel == null ? 0 : storageLabel!.hashCode);
 
   @override
-  String toString() => 'UserAdminCreateDto[avatarColor=$avatarColor, email=$email, isAdmin=$isAdmin, name=$name, notify=$notify, password=$password, quotaSizeInBytes=$quotaSizeInBytes, shouldChangePassword=$shouldChangePassword, storageLabel=$storageLabel]';
+  String toString() => 'UserAdminCreateDto[avatarColor=$avatarColor, email=$email, isAdmin=$isAdmin, name=$name, notify=$notify, password=$password, pinCode=$pinCode, quotaSizeInBytes=$quotaSizeInBytes, shouldChangePassword=$shouldChangePassword, storageLabel=$storageLabel]';
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
@@ -119,6 +125,11 @@ class UserAdminCreateDto {
     //  json[r'notify'] = null;
     }
       json[r'password'] = this.password;
+    if (this.pinCode != null) {
+      json[r'pinCode'] = this.pinCode;
+    } else {
+    //  json[r'pinCode'] = null;
+    }
     if (this.quotaSizeInBytes != null) {
       json[r'quotaSizeInBytes'] = this.quotaSizeInBytes;
     } else {
@@ -152,6 +163,7 @@ class UserAdminCreateDto {
         name: mapValueOfType<String>(json, r'name')!,
         notify: mapValueOfType<bool>(json, r'notify'),
         password: mapValueOfType<String>(json, r'password')!,
+        pinCode: mapValueOfType<String>(json, r'pinCode'),
         quotaSizeInBytes: mapValueOfType<int>(json, r'quotaSizeInBytes'),
         shouldChangePassword: mapValueOfType<bool>(json, r'shouldChangePassword'),
         storageLabel: mapValueOfType<String>(json, r'storageLabel'),

open-api/immich-openapi-specs.json

@@ -15760,7 +15760,7 @@
             "type": "string"
           },
           "duplicateId": {
-            "description": "Duplicate asset ID",
+            "description": "Duplicate ID",
             "nullable": true,
             "type": "string"
           },
@@ -19038,6 +19038,7 @@
               "format": "uuid",
               "type": "string"
             },
+            "minItems": 1,
             "type": "array"
           }
         },
@@ -19128,6 +19129,7 @@
               "format": "uuid",
               "type": "string"
             },
+            "minItems": 1,
             "type": "array"
           },
           "readAt": {
@@ -25069,6 +25071,12 @@
             "description": "User password",
             "type": "string"
           },
+          "pinCode": {
+            "description": "PIN code",
+            "example": "123456",
+            "nullable": true,
+            "type": "string"
+          },
           "quotaSizeInBytes": {
             "description": "Storage quota in bytes",
             "format": "int64",

open-api/typescript-sdk/src/fetch-client.ts

@@ -233,6 +233,8 @@ export type UserAdminCreateDto = {
     notify?: boolean;
     /** User password */
     password: string;
+    /** PIN code */
+    pinCode?: string | null;
     /** Storage quota in bytes */
     quotaSizeInBytes?: number | null;
     /** Require password change on next login */
@@ -822,7 +824,7 @@ export type AssetBulkUpdateDto = {
     dateTimeRelative?: number;
     /** Asset description */
     description?: string;
-    /** Duplicate asset ID */
+    /** Duplicate ID */
     duplicateId?: string | null;
     /** Asset IDs to update */
     ids: string[];

server/src/controllers/asset.controller.spec.ts

@@ -24,6 +24,34 @@ describe(AssetController.name, () => {
       await request(ctx.getHttpServer()).put(`/assets`);
       expect(ctx.authenticate).toHaveBeenCalled();
     });
+
+    it('should require a valid uuid', async () => {
+      const { status, body } = await request(ctx.getHttpServer())
+        .put(`/assets`)
+        .send({ ids: ['123'] });
+
+      expect(status).toBe(400);
+      expect(body).toEqual(factory.responses.badRequest(['each value in ids must be a UUID']));
+    });
+
+    it('should require duplicateId to be a string', async () => {
+      const id = factory.uuid();
+      const { status, body } = await request(ctx.getHttpServer())
+        .put(`/assets`)
+        .send({ ids: [id], duplicateId: true });
+
+      expect(status).toBe(400);
+      expect(body).toEqual(factory.responses.badRequest(['duplicateId must be a string']));
+    });
+
+    it('should accept a null duplicateId', async () => {
+      const id = factory.uuid();
+      await request(ctx.getHttpServer())
+        .put(`/assets`)
+        .send({ ids: [id], duplicateId: null });
+
+      expect(service.updateAll).toHaveBeenCalledWith(undefined, expect.objectContaining({ duplicateId: null }));
+    });
   });
 
   describe('DELETE /assets', () => {

server/src/controllers/notification-admin.controller.spec.ts

@@ -0,0 +1,36 @@
+import { NotificationAdminController } from 'src/controllers/notification-admin.controller';
+import { NotificationAdminService } from 'src/services/notification-admin.service';
+import request from 'supertest';
+import { factory } from 'test/small.factory';
+import { ControllerContext, controllerSetup, mockBaseService } from 'test/utils';
+
+describe(NotificationAdminController.name, () => {
+  let ctx: ControllerContext;
+  const service = mockBaseService(NotificationAdminService);
+
+  beforeAll(async () => {
+    ctx = await controllerSetup(NotificationAdminController, [
+      { provide: NotificationAdminService, useValue: service },
+    ]);
+    return () => ctx.close();
+  });
+
+  beforeEach(() => {
+    service.resetAllMocks();
+    ctx.reset();
+  });
+
+  describe('POST /admin/notifications', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).post('/admin/notifications');
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+
+    it('should accept a null readAt', async () => {
+      await request(ctx.getHttpServer())
+        .post(`/admin/notifications`)
+        .send({ title: 'Test', userId: factory.uuid(), readAt: null });
+      expect(service.create).toHaveBeenCalledWith(undefined, expect.objectContaining({ readAt: null }));
+    });
+  });
+});

server/src/controllers/notification.controller.spec.ts

@@ -37,9 +37,33 @@ describe(NotificationController.name, () => {
 
   describe('PUT /notifications', () => {
     it('should be an authenticated route', async () => {
-      await request(ctx.getHttpServer()).get('/notifications');
+      await request(ctx.getHttpServer()).put('/notifications');
       expect(ctx.authenticate).toHaveBeenCalled();
     });
+
+    describe('ids', () => {
+      it('should require a list', async () => {
+        const { status, body } = await request(ctx.getHttpServer()).put(`/notifications`).send({ ids: true });
+        expect(status).toBe(400);
+        expect(body).toEqual(errorDto.badRequest(expect.arrayContaining(['ids must be an array'])));
+      });
+
+      it('should require uuids', async () => {
+        const { status, body } = await request(ctx.getHttpServer())
+          .put(`/notifications`)
+          .send({ ids: [true] });
+        expect(status).toBe(400);
+        expect(body).toEqual(errorDto.badRequest(['each value in ids must be a UUID']));
+      });
+
+      it('should accept valid uuids', async () => {
+        const id = factory.uuid();
+        await request(ctx.getHttpServer())
+          .put(`/notifications`)
+          .send({ ids: [id] });
+        expect(service.updateAll).toHaveBeenCalledWith(undefined, expect.objectContaining({ ids: [id] }));
+      });
+    });
   });
 
   describe('GET /notifications/:id', () => {
@@ -60,5 +84,11 @@ describe(NotificationController.name, () => {
       await request(ctx.getHttpServer()).put(`/notifications/${factory.uuid()}`).send({ readAt: factory.date() });
       expect(ctx.authenticate).toHaveBeenCalled();
     });
+
+    it('should accept a null readAt', async () => {
+      const id = factory.uuid();
+      await request(ctx.getHttpServer()).put(`/notifications/${id}`).send({ readAt: null });
+      expect(service.update).toHaveBeenCalledWith(undefined, id, expect.objectContaining({ readAt: null }));
+    });
   });
 });

server/src/controllers/person.controller.spec.ts

@@ -58,6 +58,11 @@ describe(PersonController.name, () => {
       await request(ctx.getHttpServer()).post('/people').send({ birthDate: '' });
       expect(service.create).toHaveBeenCalledWith(undefined, { birthDate: null });
     });
+
+    it('should map an empty color to null', async () => {
+      await request(ctx.getHttpServer()).post('/people').send({ color: '' });
+      expect(service.create).toHaveBeenCalledWith(undefined, { color: null });
+    });
   });
 
   describe('DELETE /people', () => {

server/src/controllers/shared-link.controller.spec.ts

@@ -0,0 +1,34 @@
+import { SharedLinkController } from 'src/controllers/shared-link.controller';
+import { SharedLinkType } from 'src/enum';
+import { SharedLinkService } from 'src/services/shared-link.service';
+import request from 'supertest';
+import { ControllerContext, controllerSetup, mockBaseService } from 'test/utils';
+
+describe(SharedLinkController.name, () => {
+  let ctx: ControllerContext;
+  const service = mockBaseService(SharedLinkService);
+
+  beforeAll(async () => {
+    ctx = await controllerSetup(SharedLinkController, [{ provide: SharedLinkService, useValue: service }]);
+    return () => ctx.close();
+  });
+
+  beforeEach(() => {
+    service.resetAllMocks();
+    ctx.reset();
+  });
+
+  describe('POST /shared-links', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).post('/shared-links');
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+
+    it('should allow an null expiresAt', async () => {
+      await request(ctx.getHttpServer())
+        .post('/shared-links')
+        .send({ expiresAt: null, type: SharedLinkType.Individual });
+      expect(service.create).toHaveBeenCalledWith(undefined, expect.objectContaining({ expiresAt: null }));
+    });
+  });
+});

server/src/controllers/tag.controller.spec.ts

@@ -0,0 +1,73 @@
+import { TagController } from 'src/controllers/tag.controller';
+import { TagService } from 'src/services/tag.service';
+import request from 'supertest';
+import { errorDto } from 'test/medium/responses';
+import { factory } from 'test/small.factory';
+import { ControllerContext, controllerSetup, mockBaseService } from 'test/utils';
+
+describe(TagController.name, () => {
+  let ctx: ControllerContext;
+  const service = mockBaseService(TagService);
+
+  beforeAll(async () => {
+    ctx = await controllerSetup(TagController, [{ provide: TagService, useValue: service }]);
+    return () => ctx.close();
+  });
+
+  beforeEach(() => {
+    service.resetAllMocks();
+    ctx.reset();
+  });
+
+  describe('GET /tags', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).get('/tags');
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+  });
+
+  describe('POST /tags', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).post('/tags');
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+
+    it('should a null parentId', async () => {
+      await request(ctx.getHttpServer()).post(`/tags`).send({ name: 'tag', parentId: null });
+      expect(service.create).toHaveBeenCalledWith(undefined, expect.objectContaining({ parentId: null }));
+    });
+  });
+
+  describe('PUT /tags', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).put('/tags');
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+  });
+
+  describe('GET /tags/:id', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).get(`/tags/${factory.uuid()}`);
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+
+    it('should require a valid uuid', async () => {
+      const { status, body } = await request(ctx.getHttpServer()).get(`/tags/123`);
+      expect(status).toBe(400);
+      expect(body).toEqual(errorDto.badRequest([expect.stringContaining('id must be a UUID')]));
+    });
+  });
+
+  describe('PUT /tags/:id', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).put(`/tags/${factory.uuid()}`);
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+
+    it('should allow setting a null color via an empty string', async () => {
+      const id = factory.uuid();
+      await request(ctx.getHttpServer()).put(`/tags/${id}`).send({ color: '' });
+      expect(service.update).toHaveBeenCalledWith(undefined, id, expect.objectContaining({ color: null }));
+    });
+  });
+});

server/src/controllers/user-admin.controller.spec.ts

@@ -31,12 +31,55 @@ describe(UserAdminController.name, () => {
     });
   });
 
+  describe('PUT /admin/users/:id', () => {
+    it('should be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).put(`/admin/users/${factory.uuid()}`);
+      expect(ctx.authenticate).toHaveBeenCalled();
+    });
+  });
+
   describe('POST /admin/users', () => {
     it('should be an authenticated route', async () => {
       await request(ctx.getHttpServer()).post('/admin/users');
       expect(ctx.authenticate).toHaveBeenCalled();
     });
 
+    it('should allow a null pinCode', async () => {
+      await request(ctx.getHttpServer()).post(`/admin/users`).send({
+        name: 'Test user',
+        email: 'test@immich.cloud',
+        password: 'password',
+        pinCode: null,
+      });
+      expect(service.create).toHaveBeenCalledWith(expect.objectContaining({ pinCode: null }));
+    });
+
+    it('should allow a null avatarColor', async () => {
+      await request(ctx.getHttpServer()).post(`/admin/users`).send({
+        name: 'Test user',
+        email: 'test@immich.cloud',
+        password: 'password',
+        avatarColor: null,
+      });
+      expect(service.create).toHaveBeenCalledWith(expect.objectContaining({ avatarColor: null }));
+    });
+
+    it(`should `, async () => {
+      const dto: UserAdminCreateDto = {
+        email: 'user@immich.app',
+        password: 'test',
+        name: 'Test User',
+        quotaSizeInBytes: 1.2,
+      };
+
+      const { status, body } = await request(ctx.getHttpServer())
+        .post(`/admin/users`)
+        .set('Authorization', `Bearer token`)
+        .send(dto);
+      expect(status).toBe(400);
+      expect(body).toEqual(errorDto.badRequest(expect.arrayContaining(['quotaSizeInBytes must be an integer number'])));
+    });
+
     it(`should not allow decimal quota`, async () => {
       const dto: UserAdminCreateDto = {
         email: 'user@immich.app',
@@ -75,5 +118,17 @@ describe(UserAdminController.name, () => {
       expect(status).toBe(400);
       expect(body).toEqual(errorDto.badRequest(expect.arrayContaining(['quotaSizeInBytes must be an integer number'])));
     });
+
+    it('should allow a null pinCode', async () => {
+      const id = factory.uuid();
+      await request(ctx.getHttpServer()).put(`/admin/users/${id}`).send({ pinCode: null });
+      expect(service.update).toHaveBeenCalledWith(undefined, id, expect.objectContaining({ pinCode: null }));
+    });
+
+    it('should allow a null avatarColor', async () => {
+      const id = factory.uuid();
+      await request(ctx.getHttpServer()).put(`/admin/users/${id}`).send({ avatarColor: null });
+      expect(service.update).toHaveBeenCalledWith(undefined, id, expect.objectContaining({ avatarColor: null }));
+    });
   });
 });

server/src/controllers/user.controller.spec.ts

@@ -54,6 +54,14 @@ describe(UserController.name, () => {
         expect(body).toEqual(errorDto.badRequest());
       });
     }
+
+    it('should allow an empty avatarColor', async () => {
+      await request(ctx.getHttpServer())
+        .put(`/users/me`)
+        .set('Authorization', `Bearer token`)
+        .send({ avatarColor: null });
+      expect(service.updateMe).toHaveBeenCalledWith(undefined, expect.objectContaining({ avatarColor: null }));
+    });
   });
 
   describe('GET /users/:id', () => {

server/src/dtos/asset.dto.ts

@@ -73,8 +73,7 @@ export class AssetBulkUpdateDto extends UpdateAssetBase {
   @ValidateUUID({ each: true, description: 'Asset IDs to update' })
   ids!: string[];
 
-  @ApiProperty({ description: 'Duplicate asset ID' })
-  @Optional()
+  @ValidateString({ optional: true, nullable: true, description: 'Duplicate ID' })
   duplicateId?: string | null;
 
   @ApiProperty({ description: 'Relative time offset in seconds' })

server/src/dtos/notification.dto.ts

@@ -1,7 +1,7 @@
 import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
-import { IsString } from 'class-validator';
+import { ArrayMinSize, IsString } from 'class-validator';
 import { NotificationLevel, NotificationType } from 'src/enum';
-import { Optional, ValidateBoolean, ValidateDate, ValidateEnum, ValidateUUID } from 'src/validation';
+import { Optional, ValidateBoolean, ValidateDate, ValidateEnum, ValidateString, ValidateUUID } from 'src/validation';
 
 export class TestEmailResponseDto {
   @ApiProperty({ description: 'Email message ID' })
@@ -75,20 +75,17 @@ export class NotificationCreateDto {
   @ValidateEnum({ enum: NotificationType, name: 'NotificationType', optional: true, description: 'Notification type' })
   type?: NotificationType;
 
-  @ApiProperty({ description: 'Notification title' })
-  @IsString()
+  @ValidateString({ description: 'Notification title' })
   title!: string;
 
-  @ApiPropertyOptional({ description: 'Notification description' })
-  @IsString()
-  @Optional({ nullable: true })
+  @ValidateString({ optional: true, nullable: true, description: 'Notification description' })
   description?: string | null;
 
   @ApiPropertyOptional({ description: 'Additional notification data' })
   @Optional({ nullable: true })
   data?: any;
 
-  @ValidateDate({ optional: true, description: 'Date when notification was read' })
+  @ValidateDate({ optional: true, nullable: true, description: 'Date when notification was read' })
   readAt?: Date | null;
 
   @ValidateUUID({ description: 'User ID to send notification to' })
@@ -96,20 +93,22 @@ export class NotificationCreateDto {
 }
 
 export class NotificationUpdateDto {
-  @ValidateDate({ optional: true, description: 'Date when notification was read' })
+  @ValidateDate({ optional: true, nullable: true, description: 'Date when notification was read' })
   readAt?: Date | null;
 }
 
 export class NotificationUpdateAllDto {
-  @ValidateUUID({ each: true, optional: true, description: 'Notification IDs to update' })
+  @ValidateUUID({ each: true, description: 'Notification IDs to update' })
+  @ArrayMinSize(1)
   ids!: string[];
 
-  @ValidateDate({ optional: true, description: 'Date when notifications were read' })
+  @ValidateDate({ optional: true, nullable: true, description: 'Date when notifications were read' })
   readAt?: Date | null;
 }
 
 export class NotificationDeleteAllDto {
   @ValidateUUID({ each: true, description: 'Notification IDs to delete' })
+  @ArrayMinSize(1)
   ids!: string[];
 }
 

server/src/dtos/shared-link.dto.ts

@@ -44,7 +44,7 @@ export class SharedLinkCreateDto {
   @IsString()
   slug?: string | null;
 
-  @ValidateDate({ optional: true, description: 'Expiration date' })
+  @ValidateDate({ optional: true, nullable: true, description: 'Expiration date' })
   expiresAt?: Date | null = null;
 
   @ValidateBoolean({ optional: true, description: 'Allow uploads' })

server/src/dtos/tag.dto.ts

@@ -9,7 +9,7 @@ export class TagCreateDto {
   @IsNotEmpty()
   name!: string;
 
-  @ValidateUUID({ optional: true, description: 'Parent tag ID' })
+  @ValidateUUID({ nullable: true, optional: true, description: 'Parent tag ID' })
   parentId?: string | null;
 
   @ApiPropertyOptional({ description: 'Tag color (hex)' })
@@ -20,7 +20,7 @@ export class TagCreateDto {
 
 export class TagUpdateDto {
   @ApiPropertyOptional({ description: 'Tag color (hex)' })
-  @Optional({ emptyToNull: true })
+  @Optional({ nullable: true, emptyToNull: true })
   @ValidateHexColor()
   color?: string | null;
 }

server/src/dtos/user.dto.ts

@@ -26,7 +26,13 @@ export class UserUpdateMeDto {
   @IsNotEmpty()
   name?: string;
 
-  @ValidateEnum({ enum: UserAvatarColor, name: 'UserAvatarColor', optional: true, description: 'Avatar color' })
+  @ValidateEnum({
+    enum: UserAvatarColor,
+    name: 'UserAvatarColor',
+    optional: true,
+    nullable: true,
+    description: 'Avatar color',
+  })
   avatarColor?: UserAvatarColor | null;
 }
 
@@ -96,9 +102,19 @@ export class UserAdminCreateDto {
   @IsString()
   name!: string;
 
-  @ValidateEnum({ enum: UserAvatarColor, name: 'UserAvatarColor', optional: true, description: 'Avatar color' })
+  @ValidateEnum({
+    enum: UserAvatarColor,
+    name: 'UserAvatarColor',
+    optional: true,
+    nullable: true,
+    description: 'Avatar color',
+  })
   avatarColor?: UserAvatarColor | null;
 
+  @ApiPropertyOptional({ description: 'PIN code' })
+  @PinCode({ optional: true, nullable: true, emptyToNull: true })
+  pinCode?: string | null;
+
   @ApiPropertyOptional({ description: 'Storage label' })
   @Optional({ nullable: true })
   @IsString()
@@ -135,7 +151,7 @@ export class UserAdminUpdateDto {
   password?: string;
 
   @ApiPropertyOptional({ description: 'PIN code' })
-  @PinCode({ optional: true, emptyToNull: true })
+  @PinCode({ optional: true, nullable: true, emptyToNull: true })
   pinCode?: string | null;
 
   @ApiPropertyOptional({ description: 'User name' })
@@ -144,7 +160,13 @@ export class UserAdminUpdateDto {
   @IsNotEmpty()
   name?: string;
 
-  @ValidateEnum({ enum: UserAvatarColor, name: 'UserAvatarColor', optional: true, description: 'Avatar color' })
+  @ValidateEnum({
+    enum: UserAvatarColor,
+    name: 'UserAvatarColor',
+    optional: true,
+    nullable: true,
+    description: 'Avatar color',
+  })
   avatarColor?: UserAvatarColor | null;
 
   @ApiPropertyOptional({ description: 'Storage label' })

server/src/validation.ts

@@ -232,19 +232,20 @@ export const ValidateHexColor = () => {
   return applyDecorators(...decorators);
 };
 
-type DateOptions = { optional?: boolean; nullable?: boolean; format?: 'date' | 'date-time' };
+type DateOptions = OptionalOptions & { optional?: boolean; format?: 'date' | 'date-time' };
 export const ValidateDate = (options?: DateOptions & ApiPropertyOptions) => {
-  const { optional, nullable, format, ...apiPropertyOptions } = {
-    optional: false,
-    nullable: false,
-    format: 'date-time',
-    ...options,
-  };
+  const {
+    optional,
+    nullable = false,
+    emptyToNull = false,
+    format = 'date-time',
+    ...apiPropertyOptions
+  } = options || {};
 
-  const decorators = [
+  return applyDecorators(
     ApiProperty({ format, ...apiPropertyOptions }),
     IsDate(),
-    optional ? Optional({ nullable: true }) : IsNotEmpty(),
+    optional ? Optional({ nullable, emptyToNull }) : IsNotEmpty(),
     Transform(({ key, value }) => {
       if (value === null || value === undefined) {
         return value;
@@ -256,19 +257,17 @@ export const ValidateDate = (options?: DateOptions & ApiPropertyOptions) => {
 
       return new Date(value as string);
     }),
-  ];
-
-  if (optional) {
-    decorators.push(Optional({ nullable }));
-  }
-
-  return applyDecorators(...decorators);
+  );
 };
 
-type StringOptions = { optional?: boolean; nullable?: boolean; trim?: boolean };
+type StringOptions = OptionalOptions & { optional?: boolean; trim?: boolean };
 export const ValidateString = (options?: StringOptions & ApiPropertyOptions) => {
-  const { optional, nullable, trim, ...apiPropertyOptions } = options || {};
-  const decorators = [ApiProperty(apiPropertyOptions), IsString(), optional ? Optional({ nullable }) : IsNotEmpty()];
+  const { optional, nullable, emptyToNull, trim, ...apiPropertyOptions } = options || {};
+  const decorators = [
+    ApiProperty(apiPropertyOptions),
+    IsString(),
+    optional ? Optional({ nullable, emptyToNull }) : IsNotEmpty(),
+  ];
 
   if (trim) {
     decorators.push(Transform(({ value }: { value: string }) => value?.trim()));
@@ -277,9 +276,9 @@ export const ValidateString = (options?: StringOptions & ApiPropertyOptions) =>
   return applyDecorators(...decorators);
 };
 
-type BooleanOptions = { optional?: boolean; nullable?: boolean };
+type BooleanOptions = OptionalOptions & { optional?: boolean };
 export const ValidateBoolean = (options?: BooleanOptions & PropertyOptions) => {
-  const { optional, nullable, ...apiPropertyOptions } = options || {};
+  const { optional, nullable, emptyToNull, ...apiPropertyOptions } = options || {};
   const decorators = [
     Property(apiPropertyOptions),
     IsBoolean(),
@@ -291,7 +290,7 @@ export const ValidateBoolean = (options?: BooleanOptions & PropertyOptions) => {
       }
       return value;
     }),
-    optional ? Optional({ nullable }) : IsNotEmpty(),
+    optional ? Optional({ nullable, emptyToNull }) : IsNotEmpty(),
   ];
 
   return applyDecorators(...decorators);