/update command route code

controller.js

// Excerpt from controller.js focusing on the /update route that Slack sends all /update requests to
router.post('/update', (req, res) => {

    const respond = require('./tools/respond');

    const body = req.body;
    const arguments = body.text;

    if(tools.verify.slash(body.token)){
        if(~arguments.indexOf(' ')){
            // do stuff with argument parser
        }else{
            if(!arguments) res.send(respond.helpResponse('help'));
            res.send(respond.helpResponse(arguments));
        }
    }else{
        res.end('invalid Slack token');
    }

});