wundertec-core/dist/aws/s3.js

Librería estándar de utilidades e integraciones AWS + helpers generales

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.uploadObject = uploadObject;
exports.getObject = getObject;
exports.deleteObject = deleteObject;
exports.getSignedGetUrl = getSignedGetUrl;
exports.getSignedPutUrl = getSignedPutUrl;
const client_s3_1 = require("@aws-sdk/client-s3");
const s3_request_presigner_1 = require("@aws-sdk/s3-request-presigner");
const s3Client = new client_s3_1.S3Client({ region: process.env.AWS_REGION });
/**
 * Sube un objeto a S3.
 */
async function uploadObject(bucket, key, body, options) {
    const command = new client_s3_1.PutObjectCommand({
        Bucket: bucket,
        Key: key,
        Body: body,
        ...options,
    });
    return s3Client.send(command);
}
/**
 * Obtiene un objeto de S3 como Buffer.
 */
async function getObject(bucket, key) {
    const command = new client_s3_1.GetObjectCommand({ Bucket: bucket, Key: key });
    const response = await s3Client.send(command);
    const stream = response.Body;
    return streamToBuffer(stream);
}
async function streamToBuffer(stream) {
    return new Promise((resolve, reject) => {
        const chunks = [];
        stream.on("data", (chunk) => chunks.push(chunk));
        stream.on("error", reject);
        stream.on("end", () => resolve(Buffer.concat(chunks)));
    });
}
/**
 * Elimina un objeto de S3.
 */
async function deleteObject(bucket, key) {
    const command = new client_s3_1.DeleteObjectCommand({ Bucket: bucket, Key: key });
    return s3Client.send(command);
}
/**
 * Genera un URL firmado para descargar (GET) un objeto privado.
 * @param expiresIn Segundos de validez del URL (por defecto 900 = 15 minutos).
 */
async function getSignedGetUrl(bucket, key, expiresIn = 900) {
    const command = new client_s3_1.GetObjectCommand({ Bucket: bucket, Key: key });
    return (0, s3_request_presigner_1.getSignedUrl)(s3Client, command, { expiresIn });
}
/**
 * Genera un URL firmado para subir (PUT) un objeto privado.
 * @param expiresIn Segundos de validez del URL (por defecto 900 = 15 minutos).
 */
async function getSignedPutUrl(bucket, key, expiresIn = 900) {
    const command = new client_s3_1.PutObjectCommand({ Bucket: bucket, Key: key });
    return (0, s3_request_presigner_1.getSignedUrl)(s3Client, command, { expiresIn });
}