JavaScript OOP examples

OOP1.js

function CoffeMachine(power){
	
	const _this = this; //Сохранение контекста для обрращения к нему из внутренних функций
	
	//Set water amount
	this.waterAmount = 0;
	
	const WATER_HEAT_CAPACITY = 4200;
	var timerId;
	
	
	//Count time to boil water
	var getBoiledTime = function () {
		
		var time = _this.waterAmount * WATER_HEAT_CAPACITY * 80 / power;
		console.log(time);
		return time;
		
	}; 
	
	//Action when coffie is ready
	function onReady(){
		console.log('Кофе готов');
	}
	
	//Run coffie machine
	this.run = function(){
		timerId = setTimeout(onReady, getBoiledTime());
	};
	
	this.stop = function () {
		clearTimeout(timerId);
	}
}

var machine1 = new CoffeMachine(600);
var machine2 = new CoffeMachine(300);

machine1.waterAmount = 10;
machine1.run();
machine1.stop(); //Nothing happen


machine2.waterAmount = 20;
machine2.run();