programming-intro-2.js

// review programming-itro-1.js
// questions?

// no OOP, FP

// model a car
// break it up in units <-- !

// model a tyre
function spin(wheel) {
  wheel.isSpinning = true;
  return wheel;
}

function isFlat(wheel) {
  return wheel.flat;
}

function inflate(wheel) {
  wheel.flat = false;
  return wheel;
}

// model an engine
function start(engine) {
  engine.on = true;
  return engine;
}

function stop(engine) {
  engine.on = false;
  return engine;
}

function isStarted(engine) {
  return engine.on;
}

function wearOff(engine) {
  engine.statusIndex = engine.statusIndex + 1;
  return engine;
}

// model the steering wheel
function steer(steeringWheel, direction) {}

// put it all together in the car

// start the car
function start(car) {}

// query your modelled objects to understand the state of the whole thing
// come up with some function you might think would be useful