@uppy/companion/lib/server/controllers/thumbnail.js

OAuth helper and remote fetcher for Uppy's (https://uppy.io) extensible file upload widget with support for drag&drop, resumable uploads, previews, restrictions, file processing/encoding, remote providers like Dropbox and Google Drive, S3 and more :dog:

import { respondWithError } from '../provider/error.js';
/**
 *
 * @param {object} req
 * @param {object} res
 */
async function thumbnail(req, res, next) {
    const { id } = req.params;
    const { provider, providerUserSession } = req.companion;
    try {
        const { stream, contentType } = await provider.thumbnail({
            id,
            providerUserSession,
        });
        if (contentType != null)
            res.set('Content-Type', contentType);
        stream.pipe(res);
    }
    catch (err) {
        if (respondWithError(err, res))
            return;
        next(err);
    }
}
export default thumbnail;