Modular js architecture

module.js

var MODULE = {};
	

/* User page */
MODULE.User = (function(module){
	var username = '';
	
	var methods = {
		setName: function(name){
			username = name;
			this.getName();
		},
		getName: function(){
			return username;
		},
		userBio: function(){
			return this.getName();
		}
	};
	
	return methods;

})(MODULE);

/* Cart page */
MODULE.Cart = (function(module){
	var cart = [];
	
	var methods = {
		addItem: function(item){
			cart.push(item);
		},
		cartCount: function(){
			return cart.length;
		},
		cartTotal: function(){
			return this.cartCount() * 10;
		},
		getUserName: function(){
			return module.User.userBio();
		}
	};
	
	return methods;

})(MODULE);