'.'

src/file/dto/send-file.dto.ts

@@ -0,0 +1,8 @@
+import { Types } from 'mongoose'
+
+export class SendFileDto {
+	id: string | Types.ObjectId
+	fileName: string
+	originalName: string
+	inTheTrash: boolean
+}

src/file/file.service.ts

@@ -1,6 +1,7 @@
 import { BadRequestException, Injectable } from '@nestjs/common'
 import { InjectModel } from '@nestjs/mongoose'
 import { Model } from 'mongoose'
+import { SendFileDto } from './dto/send-file.dto'
 import { File } from './entities/file.entity'
 
 @Injectable()
@@ -32,13 +33,23 @@ export class FileService {
 	}
 
 	async findByUserId(userId: string) {
-		return await this.fileModel.find({ userId })
+		const res = await this.fileModel.find({ userId })
+		return res.map(item => this.formatFileModel(item))
 	}
 
 	async findById(id: string) {
 		return await this.fileModel.findById({ _id: id })
 	}
 
+	private formatFileModel(fileModel: any) {
+		return {
+			id: fileModel._id,
+			fileName: fileModel.fileName,
+			inTheTrash: fileModel.inTheTrash,
+			originalName: fileModel.originalName,
+		} as SendFileDto
+	}
+
 	async trashOn(fileId: string) {
 		const foundFile = await this.findById(fileId)