index.js

#!/usr/bin/env node
import yargs from 'yargs';
import {hideBin} from 'yargs/helpers';
import clientAssertion from './lib/commands/client-assertion.js';
import signJWT from './lib/commands/sign-jwt.js';
import fs from 'fs';

const packageJson = JSON.parse(fs.readFileSync(new URL('./package.json', import.meta.url), 'utf8'));

const argv = yargs(hideBin(process.argv))
    .version(packageJson.version)
    .command('client-assertion', 'Create a signed JWT to use as the client assertion for the OAuth token post')
    .demandCommand(1)
    .option('client-id', {
      demandOption: true,
      describe: 'client id to use for the OAuth token flow',
      type: 'string'
    })
    .option('private-key', {
      demandOption: true,
      describe: 'Path to the PEM encoded private key used to sign the assertion',
      type: 'string'
    })
    .command('sign-jwt', 'Only create a signed JWT for use with the Banno back office OAuth flow')
    .strict()
    .help()
    .argv;

switch (argv._[0].toString().toLowerCase()) {
  case 'client-assertion':
    clientAssertion(argv['client-id'], argv['private-key']).catch((e) => console.error(e));
    break;
  case 'sign-jwt':
    signJWT(argv['client-id'], argv['private-key']).catch((e) => console.error(e));
    break;
  default:
    break;
}