magicbell/dist/esm/crypto.js

MagicBell API wrapper

import crypto from 'crypto';
const dataKeys = ['userExternalId', 'userEmail', 'id', '_id', 'email'];
function getData(data) {
    if (typeof data === 'string')
        return data;
    if (typeof data === 'object' && !data)
        return '';
    const key = dataKeys.find((key) => key in data && data[key]);
    return key ? data[key] : '';
}
export function createHmac(secret, data) {
    if (!crypto?.createHmac)
        throw new Error('Your environment does not support crypto.createHmac');
    if (!secret)
        throw new Error(`You'll need to provide a secret to create an HMAC.`);
    const msg = getData(data);
    if (!msg || typeof msg !== 'string')
        throw new Error(`You'll need to provide data to create an HMAC.`);
    return crypto.createHmac('sha256', secret).update(msg).digest('base64');
}
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