within-a-dream.js

/* eslint-disable no-undef */
module.exports = {
  command: 'within-a-dream [command] [opts]',
  desc: 'Dream within a dream',
  builder: function (yargs) {
    return yargs.commandDir('deeper').option('with-kick', {
      desc: 'Plan a kick for controlled wake up?',
      type: 'boolean',
      global: true,
    });
  },
  handler: function (argv) {
    let factor = 7;
    if (argv.context) argv.context.counter++; // keep track of how many times we've invoked this handler.
    if (argv.extract) {
      if (!argv.withKick) factor -= 2;
      if (!chancesLevel2(factor))
        throw new Error(
          'Something went wrong at level 2! Check your options for increased chance of success.'
        );
      if (!argv._msg)
        argv._msg = 'You got lucky this time. Extraction successful.';
      return;
    }
    if (!argv._msg) argv._msg = "Let's not make a habit of this.";
  },
};

function chancesLevel2(factor) {
  return Math.floor(Math.random() * 10) < factor;
}