RocketChat/Rocket.Chat

import readline from 'readline';
import fs from 'fs';
import { promisify } from 'util';

const rmdir = promisify(fs.rmdir);
const unlink = promisify(fs.unlink);
const rename = promisify(fs.rename);

const removeOptions = { maxRetries: 3, recursive: true };

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
});

const fossify = async () => {
    console.log('Removing Premium Apps and Packages...');
    await rmdir('./ee', removeOptions);

    console.log('Removing Premium code in the main app...');
    await rmdir('./apps/meteor/ee', removeOptions);

    console.log('Replacing main files...');
    await unlink('./apps/meteor/server/ee.ts');

    await rename('./apps/meteor/server/foss.ts', './apps/meteor/server/ee.ts');

    console.log('Done.');
};

rl.question('Running this script will permanently delete files from the local directory. Proceed? (n,y) ', (answer) => {
    rl.close();

    if (answer.toLowerCase() !== 'y') {
        return;
    }

    fossify().catch((e) => {
        if (!e) {
            console.error('Unknown error');
            return;
        }

        console.error(e);
    });
});