Created
June 25, 2019 15:50
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Uploading files using NestJS
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| // File Upload Controller | |
| @Post(':id/upload-image') | |
| @UseGuards(CustomAuthGuard) | |
| @UseInterceptors(FilesInterceptor('files')) | |
| public async uploadActivityImage( | |
| @Param() params: any, | |
| @UploadedFiles() files: any, | |
| @Body() data: any, | |
| ): Promise<{ | |
| itemId: number; | |
| photos: IPhoto[]; | |
| }> { | |
| if (files && Array.isArray(files)) { | |
| const uploadPromises = files.map(async (file, index: number) => { | |
| const fileUrl = await this.s3UploadsService.uploadImage(file, id); | |
| // Save fileUrl to database | |
| }); | |
| const photos = await Promise.all(uploadPromises); | |
| return { | |
| id: params.id, | |
| photos, | |
| }; | |
| } | |
| } | |
| // File Upload Service | |
| import { Injectable } from '@nestjs/common'; | |
| import * as AWS from 'aws-sdk'; | |
| import { v4 as uuid } from 'uuid'; | |
| @Injectable() | |
| export class S3UploadsService { | |
| public AWS_S3_BUCKET_NAME: string = process.env.AWS_S3_BUCKET_NAME; | |
| public s3: AWS.S3 = new AWS.S3({ apiVersion: '2006-03-01' }); | |
| constructor() { | |
| AWS.config.update({ | |
| accessKeyId: process.env.AWS_ACCESS_KEY_ID, | |
| secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY, | |
| }); | |
| } | |
| /** | |
| * Upload a file to S3 that is for an item. | |
| * | |
| * @param file | |
| * @param activityId | |
| */ | |
| public uploadImage(file: any, itemId: number): Promise<string> { | |
| return this.uploadImage( | |
| file, | |
| `item/${itemId}/${uuid()}`, | |
| 'item', | |
| ); | |
| } | |
| } |
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very nice. thank you. just a note on aws credentials: https://docs.aws.amazon.com/sdk-for-javascript/v2/developer-guide/loading-node-credentials-shared.html
I'm giving this, cause I had a lot of reports from Github Helper Bot with exposing credentials 😄