modpacksio-common/src/id.js

Common code for Modpacks.io services

const nextId = () => Math.floor(100000000000 + Math.random() * 900000000000);

const isValidId = _id => {
    if (!_id)
        return false;
    const id = _id.toString();
    return id.length === 12 && id.match(/[0-9]*/g).length === 2;
};

const nextToken = () => {
    let result = '', characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789', len = characters.length;
    for (let i = 0; i < 40; i++ )
        result += characters.charAt(Math.floor(Math.random() * len));
    return result;
};

module.exports = Object.freeze({
    nextId, isValidId, nextToken
});