server/scripts/gen_index.js

const path = require("path");
const fs = require("fs");
const { execIn, getLines, parts } = require('./utils');

if (!process.argv[2] || !fs.existsSync(process.argv[2])) {
    console.log("Please pass a directory that exists!");
    process.exit(1);
}
console.log(`// ${process.argv[2]}/index.ts`)
const recurse = process.argv.includes("--recursive")

const files = fs.readdirSync(process.argv[2]).filter(x => x.endsWith('.ts') && x != 'index.ts');

let output = '';

files.forEach(x => output += `export * from "./${x.replaceAll('.ts','')}";\n`)

const dirs = fs.readdirSync(process.argv[2]).filter(x => {
    try {
        fs.readdirSync(path.join(process.argv[2], x));
        return true; 
    } catch (e) { 
        return false; 
    }
});
dirs.forEach(x => {
    output += `export * from "./${x}/index";\n`
})
console.log(output);
fs.writeFileSync(path.join(process.argv[2], "index.ts"), output)

dirs.forEach(x => {
    if(recurse) console.log(execIn([process.argv[0], process.argv[1], `"${path.join(process.argv[2], x)}"`, "--recursive"].join(' '), process.cwd()))
})