var ContactManager = new Marionette.Application();

ContactManager.addRegions({
    mainRegion: "#main-region"
});

ContactManager.Contact = Backbone.Model.extend({});

ContactManager.ContactCollection = Backbone.Collection.extend({
    model: ContactManager.Contact
});

ContactManager.ContactItemView = Marionette.ItemView.extend({
    tagName: "li",
    template: "#contact-list-item"
});

ContactManager.ContactsView = Marionette.CollectionView.extend({
    tagName: "ul",
    childView: ContactManager.ContactItemView
});

ContactManager.on("start", function(){
    var contacts = new ContactManager.ContactCollection([
        {
            firstName: "Bob",
            lastName: "Brigham",
            phoneNumber: "555-0163"
        },
        {
            firstName: "Alice",
            lastName: "Arten",
            phoneNumber: "555-0184"
        },
        {
            firstName: "Charlie",
            lastName: "Campbell",
            phoneNumber: "555-0129"
        }
    ]);

    var contactsView = new ContactManager.ContactsView({
        collection: contacts
    });

    ContactManager.mainRegion.show(contactsView);
});

ContactManager.start();