can.Application concept

application.js

can.Application.extend({
  template: can.view('index.stache'),

  content: '#content',

  state: {
  },

  routes: {
    empty: function(data) {

    },

    notFound: function(data) {

    },

    'post/:id': {
      template: '<blog-post post="{post}"></blog-post>',
      set: function(data) {
        this.attr('post', Post.findOne({ id: data.id }));
        this.attr('messages', Messages.findAll({ post: data.id }));
      }
    },

    'user/:id/account': {
      template: can.view('account.mustache'),
      set: function(data) {
        this.attr('user', User.findOne({ id: data.id }));
      }
    }
  }
});