"use strict";
const { ROOT_PATH, LIB_PATH, MODELS_PATH, API_CONFIG } = process.env;
const { downloadFile } = require(`${ROOT_PATH}/${LIB_PATH}/Misc`);
const apiConfig = require( `${ROOT_PATH}/${API_CONFIG}` );

const s3Bucket = apiConfig.S3.bucket;
const s3BucketKey = apiConfig.S3.load_attachments_key;

const getAttachmentFile = async(req, res) => {
    try{
        const attachmentId = req.params.id;
        const file = await downloadFile( s3Bucket, s3BucketKey, attachmentId );
        res.attachment( attachmentId );
        res.setHeader('Content-Type', file.ContentType );
        res.send( file.Body );
    }catch( error ){
        console.error( error );
        res.status(500).send({ error });
    }
}

module.exports = { getAttachmentFile };