@autocodingsystems/gateway-client/index.js

Library and commandline utility to control the acs gateway - device drivers for the most common industrial production line devices

#!/usr/bin/env node

const path = require('path');
const fs = require('fs');

var argv = require('minimist')(process.argv.slice(2));
const conf = require('rc')(argv.appname || 'acs-gateway-client');

argv.command = argv.command || argv.c || argv._.shift();

const commands_available = fs.readdirSync(path.join(__dirname, 'lib', 'commands')).map(c => path.basename(c, '.js'));

if (!argv.command) {
    usage();
    return;
} else {
    execute(argv.command, argv);
}

async function execute(command, argv) {
    var commandpath = path.join(__dirname, 'lib', 'commands', path.basename(command));

    if (!commands_available.some(c => c === command)) {
        console.log('Unknown command: ' + command)
        usage();
        return;
    }

    var commandfunction;
    try {
        commandfunction = require(commandpath);
    } catch (e) {
        console.log(e);
        usage();
        return;
    }

    try {
        await commandfunction(argv, conf, {showhelp: false});
    } catch (e) {
        console.log('Command failed', e);
    }
}

function usage() {
    console.log('Usage: gateway-client --command <command>');
    console.log('   --command, -c <command>');
    commands_available.map(c => '       ' + c).map(c => console.log(c));
}