100 lines
2.6 KiB
JavaScript
100 lines
2.6 KiB
JavaScript
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import { S3Client, PutObjectCommand, DeleteObjectCommand } from '@aws-sdk/client-s3';
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import sharp from 'sharp';
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import config from '../config/index.js';
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// S3 클라이언트 생성
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const s3Client = new S3Client({
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endpoint: config.s3.endpoint,
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region: 'us-east-1',
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credentials: {
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accessKeyId: config.s3.accessKey,
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secretAccessKey: config.s3.secretKey,
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},
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forcePathStyle: true,
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});
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const BUCKET = config.s3.bucket;
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const PUBLIC_URL = config.s3.publicUrl;
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/**
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* 이미지를 3가지 해상도로 변환
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*/
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async function processImage(buffer) {
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const [originalBuffer, mediumBuffer, thumbBuffer] = await Promise.all([
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sharp(buffer).webp({ lossless: true }).toBuffer(),
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sharp(buffer)
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.resize(800, null, { withoutEnlargement: true })
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.webp({ quality: 85 })
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.toBuffer(),
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sharp(buffer)
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.resize(400, null, { withoutEnlargement: true })
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.webp({ quality: 80 })
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.toBuffer(),
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]);
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return { originalBuffer, mediumBuffer, thumbBuffer };
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}
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/**
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* S3에 이미지 업로드
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*/
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async function uploadToS3(key, buffer, contentType = 'image/webp') {
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await s3Client.send(new PutObjectCommand({
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Bucket: BUCKET,
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Key: key,
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Body: buffer,
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ContentType: contentType,
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}));
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return `${PUBLIC_URL}/${BUCKET}/${key}`;
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}
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/**
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* S3에서 이미지 삭제
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*/
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async function deleteFromS3(key) {
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try {
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await s3Client.send(new DeleteObjectCommand({
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Bucket: BUCKET,
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Key: key,
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}));
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} catch (err) {
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console.error(`S3 삭제 오류 (${key}):`, err.message);
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}
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}
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/**
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* 멤버 프로필 이미지 업로드
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* @param {string} name - 멤버 이름
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* @param {Buffer} buffer - 이미지 버퍼
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* @returns {Promise<{originalUrl: string, mediumUrl: string, thumbUrl: string}>}
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*/
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export async function uploadMemberImage(name, buffer) {
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const { originalBuffer, mediumBuffer, thumbBuffer } = await processImage(buffer);
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const basePath = `member/${name}`;
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const filename = `${name}.webp`;
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// 병렬 업로드
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const [originalUrl, mediumUrl, thumbUrl] = await Promise.all([
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uploadToS3(`${basePath}/original/${filename}`, originalBuffer),
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uploadToS3(`${basePath}/medium_800/${filename}`, mediumBuffer),
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uploadToS3(`${basePath}/thumb_400/${filename}`, thumbBuffer),
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]);
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return { originalUrl, mediumUrl, thumbUrl };
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}
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/**
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* 멤버 프로필 이미지 삭제
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* @param {string} name - 멤버 이름
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*/
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export async function deleteMemberImage(name) {
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const basePath = `member/${name}`;
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const filename = `${name}.webp`;
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const sizes = ['original', 'medium_800', 'thumb_400'];
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await Promise.all(
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sizes.map(size => deleteFromS3(`${basePath}/${size}/${filename}`))
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);
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}
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