refactor models

backend/src/models/requests/authrequest.dto.ts

@@ -1,6 +1,7 @@
 import { FastifyRequest } from 'fastify';
 import { EUserBackend } from '../entities/user.entity';
 
+// Add typing to FastifyRequest to make using the user object easier
 export default interface AuthFasityRequest extends FastifyRequest {
   user: EUserBackend;
 }

backend/src/models/requests/imageroute.dto.ts

@@ -1,10 +1,8 @@
-import { Type } from 'class-transformer';
-import { IsDefined, ValidateNested } from 'class-validator';
 import { MultiPartFileDto } from './multipart.dto';
+import { IsMultiPartFile } from './multipart.validator';
 
+// A validation class for form based file upload of an image
 export class ImageUploadDto {
-  @IsDefined()
-  @ValidateNested()
-  @Type(() => MultiPartFileDto)
+  @IsMultiPartFile()
   image: MultiPartFileDto;
 }

backend/src/models/requests/multipart.validator.ts

@@ -0,0 +1,16 @@
+import { Type } from 'class-transformer';
+import { IsDefined, ValidateNested } from 'class-validator';
+import { CombinePDecorators } from 'picsur-shared/dist/util/decorator';
+import { MultiPartFieldDto, MultiPartFileDto } from './multipart.dto';
+
+export const IsMultiPartFile = CombinePDecorators(
+  IsDefined(),
+  ValidateNested(),
+  Type(() => MultiPartFileDto),
+);
+
+export const IsMultiPartField = CombinePDecorators(
+  IsDefined(),
+  ValidateNested(),
+  Type(() => MultiPartFieldDto),
+);