gtfsrt2json.js

#!/usr/bin/env node

import { Gtfsrt2LC } from '../lib/Gtfsrt2LC.js';
import { program } from 'commander';

console.error("GTFS-RT to JSON converter use --help to discover how to use it");

program
    .option('-r --real-time <realTime>', 'URL/path to gtfs-rt feed')
    .option('-H --headers <headers>', 'Extra HTTP headers for requesting the gtfs files. E.g., {\\"some-header\\":\\"some-API-Key\\"}')
    .parse(process.argv);

if (!program.opts().realTime) {
    console.error('Please provide a url or a path to a GTFS-RT feed');
    process.exit();
}

// Set HTTP custom headers, e.g., API keys
var headers = {};
if (program.opts().headers) {
    try {
        headers = JSON.parse(program.opts().headers);
    } catch (err) {
        console.error('Please provide a valid JSON string for the extra HTTP headers');
        process.exit();
    }
}

async function parse() {
    let gtfsrt2lc = new Gtfsrt2LC({ path: program.opts().realTime, headers: headers });
    console.log(JSON.stringify(await gtfsrt2lc.parse2Json()));
}

parse();