@uppy/tus/lib/getFingerprint.js

Resumable uploads for Uppy using Tus.io

import * as tus from 'tus-js-client';
function isCordova() {
    return (typeof window !== 'undefined' &&
        // @ts-expect-error may exist
        (typeof window.PhoneGap !== 'undefined' ||
            // @ts-expect-error may exist
            typeof window.Cordova !== 'undefined' ||
            // @ts-expect-error may exist
            typeof window.cordova !== 'undefined'));
}
function isReactNative() {
    return (typeof navigator !== 'undefined' &&
        typeof navigator.product === 'string' &&
        navigator.product.toLowerCase() === 'reactnative');
}
// We override tus fingerprint to uppy’s `file.id`, since the `file.id`
// now also includes `relativePath` for files added from folders.
// This means you can add 2 identical files, if one is in folder a,
// the other in folder b — `a/file.jpg` and `b/file.jpg`, when added
// together with a folder, will be treated as 2 separate files.
//
// For React Native and Cordova, we let tus-js-client’s default
// fingerprint handling take charge.
export default function getFingerprint(uppyFile) {
    return (file, options) => {
        if (isCordova() || isReactNative()) {
            return tus.defaultOptions.fingerprint(file, options);
        }
        const uppyFingerprint = ['tus', uppyFile.id, options.endpoint].join('-');
        return Promise.resolve(uppyFingerprint);
    };
}