/**
 * Constructor abstraction of setTimeout
 * @constructor
 * @param  {function}   handler Function to be called when the timer triggers
 * @param  {Number}   timeout   Minimum delay which the timer will triggers
 * @param  {Array}   args       Arguments to be passed to the handler function
 * @author Victor N. wwww.victorborges.com
 * @date   2017-03-24
 */
function Timeout(handler, timeout, args) {
    var that = this;
    this.created = Date.now();
    this.lastTriggered = null;
    this.timeout = timeout;
    this.readyState = 1; //pending
    this.id = window.setTimeout(function() {
        that.lastTriggered = Date.now();
        that.readyState = 4; //done
        delete that.id;
        handler.apply(that, args);
    }, timeout);
}
Timeout.prototype.cancel = function() {
    if (this.readyState < 4) {
        this.readyState = 4;
        window.clearTimeout(this.id);
        delete this.id;
        return true;
    }
    return false;
};



/**
 * Constructor abstraction of setInterval
 * @constructor
 * @param  {function}   handler Function to be called when the timer triggers
 * @param  {Number}   timeout   Minimum delay which the timer will triggers
 * @param  {Array}   args       Arguments to be passed to the handler function
 * @author Victor N. wwww.victorborges.com
 * @date   2017-03-24
 */
function Interval(handler, timeout, args) {
    var that = this;
    this.created = Date.now();
    this.previouslyTriggered = null;
    this.lastTriggered = null;
    this.n = 0;
    this.timeout = timeout;
    this.readyState = 1; //pending
    this.id = window.setInterval(function() {
        that.n++;
        that.previouslyTriggered = that.lastTriggered;
        that.lastTriggered = Date.now();
        that.readyState = 3; //running
        handler.apply(that, args);
    }, timeout);
}
Interval.prototype.cancel = function() {
    if (this.readyState < 4) {
        this.readyState = 4;
        window.clearInterval(this.id);
        delete this.id;
        return true;
    }
    return false;
};