Net

net.js

Net = function(){
  return this.constructor.apply(this,arguments)
}

Net.prototype.constructor = function (navigator) {
  this.navigator = navigator;
  // this.status = this.navigator.onLine;
  this.events = [];

  this.timer = setInterval(function(){
      this.check()
  }.bind(this),200)
};

Net.prototype.check = function () {
  this.setStatus(this.navigator.onLine);
};

Net.prototype.setStatus = function(status){
  this.status = status;
  if (!status){
    this.trigger('offline',status)
  }else{
    this.trigger('online',status)
  }
  this.trigger('change',status)
}


Net.prototype.on = function (event,callback) {
  if(!this.events[event]){
    this.events[event] = [];
  }
  this.events[event].push(callback);
};

Net.prototype.trigger = function (event,value) {
  if (this.events[event]){
    this.events[event].forEach(function(action){
      action(value)
    })
  }
};